Published Projects

There are 1,740 publicly accessible projects as of July 20, 2024 in MorphoBank. Publicly available projects contain 173,590 images and 1,141 matrices. MorphoBank also has an additional 1,825 projects that are in progress. These contain an additional 163,402 images and 1,670 matrices. These will become available as scientists complete their research and release these data. 4,100 scientists and students are content builders on MorphoBank. 36917 site visitors viewed or downloaded data in the last thirty days.

Indicates research projects supported by NSF funding.
There are 392 such projects currently live for public viewing on MorphoBank.


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Project 5203: (2024) Burigo, A.P.B., Mateus, O.

Allosaurus europaeus (Theropoda: Allosauroidea) revisited and taxonomy of the genus

1 image

Project 4522: (2023) D. Nakai, A. Boyde

A new thin sectioning method for observation of higher resolution images in bone histomorphology

30 images

Project 3850: (2023) M. Coiro, R. Allio, N. Mazet, L. J. Seyfullah, F. L. Condamine

Reconciling fossils with phylogenies reveals the origin and macroevolutionary processes explaining the global cycad biodiversity

1 image

Project 5314: (2024) João Lucas da Silva, Rodrigo V. Pêgas, Tabata Bentes, Fabiana Rodrigues Costa Nunes, Alexander W. A. Kellner

A new anhanguerid pterosaur specimen from the Romualdo Formation, Araripe Basin (Lower Cretaceous, Northeastern Brazil)

1 image

Project 5340: (2010) Z. Zhiyi, Y. Wenwei, Z. Zhiqiang

Evolutional trends and palaeobiogeography of the Ordovician trilobiteOvalocephalusKoroleva 1959

1 image

Project 4084: (2022) Emanuel Tschopp, James G Napoli, Lukardis CM Wencker, Massimo Delfino, Paul Upchurch

How to Render Species Comparable Taxonomic Units Through Deep Time: a Case Study on Intraspecific Osteological Variability in Extant and Extinct Lacertid Lizards

1 image

Project 5339: (2009) J. J. HEAD, P. M. BARRETT, E. J. RAYFIELD

Neurocranial osteology and systematic relationships of Varanus (Megalania) prisca Owen, 1859 (Squamata: Varanidae)

1 image

Project 5333: (2007) K. D. Angielczyk

New specimens of the tanzanian dicynodontâ "Cryptocynodonâ" parringtoniVon Huene, 1942 (Therapsida, Anomodontia), with an expanded analysis of Permian dicynodont phylogeny

5 images

Project 5329: (2019) J. N. Gelfo, R. N. Alonso, R. H. Madden, A. A. Carlini

An Eocene Bunodont South American Native Ungulate (Didolodontidae) from the Lumbrera Formation, Salta Province, Argentina

3 images

Project 5303: (2021) B. W. van Bakel, E. V. Mychko, A. Spiridonov, J. W. Jagt, R. H. Fraaije

New Cretaceous crabs (Crustacea, Brachyura) from Moscow Oblast and Dagestan (Russia): patterns in phylogeny and morphospace of the oldest eubrachyurans (Dorippoidea)

3 images

Project 5278: (2019) E. W. Wilberg, A. H. Turner, C. A. Brochu

Evolutionary structure and timing of major habitat shifts in Crocodylomorpha

6 images

Project 5271: (2001) J. C. Brower

Flexible crinoids from the Upper Ordovician Maquoketa Formation of the northern midcontinent and the evolution of early flexible crinoids

4 images

Project 5268: (2000) P. D. Taylor, M. J. Weedon

Skeletal ultrastructure and phylogeny of cyclostome bryozoans

4 images

Project 5259: (2010) C. R. Congreve, B. S. Lieberman

Phylogenetic and biogeographic analysis of deiphonine trilobites

1 image

Project 5328: (2001) J.M. Adrain, S.R. Westrop, E. Landing, R. A. Fortey

Systematics of the Ordovician trilobites Ischyrotoma and Dimeropygiella, with species from the type Ibexian area, western U.S.A.

1 image

Project 5327: (2019) S. R. Cole, G. Sevastopulo

Phylogeny and evolutionary history of diplobathrid crinoids (Echinodermata)

9 images

Project 5326: (2006) P. Piras, A. D. Buscalioni

Diplocynodon muellericomb. nov., an Oligocene diplocynodontine alligatoroid from Catalonia (Ebro Basin, Lleida Province, Spain)

5 images

Project 5325: (1999) C. A. Brochu

Phylogenetics, Taxonomy, and Historical Biogeography of Alligatoroidea

6 images

Project 5324: (2011) J. A. Whitlock

A phylogenetic analysis of Diplodocoidea (Saurischia: Sauropoda)

4 images

Project 5297: (2020) C. A. Brochu

Pliocene crocodiles from Kanapoi, Turkana Basin, Kenya

5 images

Project 5296: (2018) M. S. Lee, A. M. Yates

Tip-dating and homoplasy: reconciling the shallow molecular divergences of modern gharials with their long fossil record

7 images

Project 5273: (2020) M. G. London, K. Shimada

A new pachyrhizodontid fish (Actinopterygii: Teleostei) from the Tarrant Formation (Cenomanian) of the Upper Cretaceous Eagle Ford Group in Texas, USA

7 images

Project 5272: (2009) F. R. O'Keefe, H. P. Street

Osteology of the cryptocleidoid plesiosaurTatenectes laramiensis, with comments on the taxonomic status of the Cimoliasauridae

6 images

Project 5270: (2003) T. W. Kammer, F. J. Gahn

Primitive cladid crinoids from the early Osagean Burlington Limestone and phylogenetics of Mississippian species of Cyathocrinites

2 images

Project 5263: (2001) P. J. Wagner

Gastropod phylogenetics: Progress, problems, and implications

2 images

Project 5262: (2019) M. Wang, A. P. Rasnitsyn, H. Zhang, C. Shih, D. Ren

Revising the systematic position of the extinct family Daohugoidae (basal Hymenoptera)

1 image

Project 5261: (2018) A. E. Latimer, S. Giles

A giant dapediid from the Late Triassic of Switzerland and insights into neopterygian phylogeny

8 images

Project 5260: (2002) X. Xu, M. A. Norell, X. Wang, P. J. Makovicky, X. Wu

A basal troodontid from the Early Cretaceous of China

6 images

Project 5256: (2015) B. A. Vento, B. A. Toro, J. Maletz

Testing Phylogenetic Relationships of Floian (Ordovician) Graptolite Records from Argentina Through Cladistic Analysis

1 image

Project 5255: (1999) M. Bizzarro, P. J. Lesparance

Systematics of some Lower and Middle Devonian spiriferid brachiopods from Gaspe with a revision of the superfamily Delthyridoidea

1 image

Project 5254: (2009) B. A. Swartz

Devonian actinopterygian phylogeny and evolution based on a redescription of Stegotrachelus finlayi

3 images

Project 5230: (1994) S.J. Suter

Cladistic analysis of cassiduloid echinoids: trying to see the phylogeny for the trees

5 images

Project 5228: (2020) D. E. Perez, L. M. Giachetti, M. Hautmann

Is Cyclocardia (Conrad) a wastebasket taxon? Exploring the phylogeny of the most diverse genus of the Carditidae (Archiheterodonta, Bivalvia)

8 images

Project 5225: (1996) R. Cloutier, P. E. Ahlberg

Morphology, Characters, and the Interrelationships of Basal Sarcopterygians

9 images

Project 4937: (2024) Tiziana P Gobbin, Maarten PM Vanhove, Ole Seehausen, Martine E Maan, Antoine Pariselle

Four new species of Cichlidogyrus (Platyhelminthes, Monopisthocotyla, Dactylogyridae) from Lake Victoria haplochromine cichlid fishes, with the redescription of C. bifurcatus and C. longipenis

79 images

Project 5321: (2004) A. A. Carlini, G. J. Scillato-Vane

The oldest Megalonychidae (Xenarthra: Tardigrada); phylogenetic relationships and an emended diagnosis of the family

1 image

Project 3471: (2024) Alice M. Clement, Richard Cloutier, Michael S. Y. Lee, Benedict King, Olivia Vanhaesebroucke, Corey J. A. Bradshaw, Hugo Dutel, Kate Trinajstic, John A. Long

A Late Devonian coelacanth reconfigures actinistian phylogeny, disparity, and evolutionary dynamics

1 image

Project 5265: (2024) Calvin So, Arjan Mann

A large brachyopoid from the Middle Triassic of northern Arizona and the diversity of brachyopoid temnospondyls from the Moenkopi Formation

1 image

Project 4964: (2024) L.L. Voyta, T.V. Petrova, V.A. Panitsina, S.Yu. Bodrov, V. Winkler, L.Yu. Kryuchkova, N.I. Abramson

A Cybertaxonomic Revision of the “Crocidura pergrisea” Species Complex with a Special Focus on Endemic Rocky Shrews: Crocidura armenica and C. arispa (Soricidae)

15 images, 81 3D scans

Project 4966: (2024) P.J. Bartels, P. Fontoura, D.R. Nelson, L. Kaczmarek

Intertidal and shallow subtidal marine tardigrades from the British Virgin Islands with a description of a new Batillipes (Heterotardigrada: Batillipedidae)

1095 images

Project 4612: (2024) Carlos De-Gracia, Eduardo Villalobos–Segura, Gustavo A. Ballen, Giorgio Carnevale, Jürgen Kriwet

Phylogenetic patterns among fossil and living billfishes (Istiophoriformes, Istiophoridae): evidence from the Central Mediterranean

1 image

Project 5035: (2024) B. P. Kear, A. J. Roberts, G. Young, M. Terezow, D. J. Mantle, I. Santos Barros, J. H. Hurum

Oldest southern sauropterygian reveals early marine reptile globalization

7 images

Project 5132: (2024) B. T. Kligman, H-D Sues, K. M. Melstrom

A new lizard-like reptile with unusual mandibular neurovasculature from the Upper Triassic of Virginia

1 image

Project 5290: (2024) M. A. Cherman, D. S. Basílio, B. Clarkson, A. O. Agostinis, A. B. Smith, F. Z. Vaz-De-Mello, L. M. Almeida

New and revised taxa of Neotropical Diplotaxini (Coleoptera: Melolonthidae): do they change the existing relationships? Revisiting systematics with morphological and molecular data

4 images

Project 5282: (2024) R. G. Johnson

Devonian Harpetidae from the central and eastern Anti-Atlas, Morocco

1 image

Project 4992: (2024) D. E. Perez, A. A. Berezovsky

Phylogenetic relationships of Malarossia Berezovsky (Eocene, Ukraine) and trends in the size evolution of the carditids (Bivalvia, Carditidae)

1 image

Project 3918: (2022) M. R. Layer, R. L. Minton, T. J. Morris, D. T. Zanatta

Utility of Shell-Valve Outlines for Distinguishing among Four Lampsiline Mussel Species (Bivalvia: Unionidae) in the Great Lakes Region

389 images

Project 3683: (2020) J. A. Willsie, T. J. Morris, D. T. Zanatta

Morphometric Analyses Distinguish Wabash Pigtoe (Fusconaia flava) and Round Pigtoe (Pleurobema sintoxia) Mussels

246 images

Project 3462: (2020) K. C. Beauchamp, T. W. Beyett, M. W. Scott, D. T. Zanatta

Detection of hybrid Pyganodon grandis and P. lacustris (Bivalvia: Unionidae) using F- and M-type mitochondrial DNA sequences and geometric morphometrics

227 images

Project 3457: (2020) T. W. Beyett, K. McNichols-O'Rourke, T. J. Morris, D. T. Zanatta

Use of Morphometric Analyses and DNA Barcoding to Distinguish Truncilla donaciformis and Truncilla truncata (Bivalvia: Unionidae)

193 images

Project 3927: (2024) Smith, M.R., Long, E.J., Dhungana, A., Dobson, K.J., Yang, J., Zhang, X.-G.

Organ systems of a lobopod-bearing euarthropod larva

1 image

Project 5193: (2024) J. N. Gelfo, G. M. López, M. Bond

New insights on the anatomy, paleobiology, and biostratigraphy of Xenungulata (Mammalia) from the Paleogene of South America

6 images, 1 3D scan

Project 5285: (2023) I. Magallanes, K. C. Beard, T. Martin, Z. Luo

A new dryolestid fossil from the Late Jurassic illuminates molar root structure of dryolestids

1 image

Project 5133: (2024) J. G. Quinn, E. R. Matheau-Raven, D. I. Whiteside, J. E. Marshall, D. J. Hutchinson, M. J. Benton

The relationships and paleoecology of Pachystropheus rhaeticus, an enigmatic latest Triassic marine reptile (Diapsida: Thalattosauria)

2 images

Project 5284: (2024) P. M. Barrett, J. N. Choiniere

Melanorosaurus readi Haughton, 1924 (Dinosauria, Sauropodomorpha) from the Late Triassic of South Africa: osteology and designation of a lectotype

1 image

Project 5111: (2024) F. Licata, L. Pola, J. Šmíd, A. A. Ibrahim, A. V. Liz, B. Santos, L.Patkó, A.Abdulkareem, D. V. Gonçalves, A. M. AlShammari, S.Busais, D. M. Egan, R. M. O. Ramalho, J.Smithson, J. C. Brito

The missing piece of the puzzle: A new and widespread species of the genus Rhynchocalamus Günther, 1864 (Squamata, Colubridae) from the Arabian Peninsula

96 images

Project 5267: (2024) G. N. Bronner, S. Mynhardt, N. C. Bennett, L. Cohen, N. Crumpton, M. Hofreiter, P. Arnold, R. J. Asher

Phylogenetic history of golden moles and tenrecs (Mammalia: Afrotheria)

16 images

Project 5266: (2024) A. Lepeco, G. A. Melo

Revisiting the phylogeny of the scolebythid wasps (Hymenoptera: Aculeata) through Bayesian model evaluation and parsimony, with description of a new fossil family of Chrysidoidea

1 image

Project 5257: (2024) M. T. Young, E. W. Wilberg, M. M. Johnson, Y. Herrera, M. B. de Andrade, A. Brignon, S. Sachs, P. Abel, D. Foffa, M. S. Fernández, P. Vignaud, T. Cowgill, S. L. Brusatte

The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

12 images

Project 5252: (2024) A. Lunina, D. Kulagin, A. Vereshchaka

The taxonomic status of Hymenodora (Crustacea: Oplophoroidea): morphological and molecular analyses suggest a new family and an undescribed diversity deep in the sea

1 image

Project 5251: (2024) R. R. Reisz, T. Maho, S. P. Modesto

Recumbirostran 'microsaurs' are not amniotes

4 images

Project 5250: (2024) F. Han, L. Yang, F. Lou, C. Sullivan, X. Xu, W. Qiu, H. Liu, J. Yu, R. Wu, Y. Ke, M. Xu, J. Hu, P. Lu

A new titanosaurian sauropod, Gandititan cavocaudatus gen. et sp. nov., from the Late Cretaceous of southern China

1 image

Project 4001: (2024) Grace Musser, Julia Clarke

A new Paleogene fossil and a new dataset for waterfowl (Aves: Anseriformes) clarify phylogeny, ecological evolution, and avian evolution at the K-Pg Boundary.

1 image

Project 4480: (2024) R. Sarr, R. V. Hill, X. A. Jenkins, L. Tapanila, M. A. O'Leary

A Composite Section of Fossiliferous Late Cretaceous-Early Paleogene Localities in Senegal and Preliminary Description of a New Late Maastrichtian Vertebrate Fossil Assemblage

76 images, 7 3D scans

Project 4017: (2023) J. R. Flores, A. C. Bippus, C. F. de Ullivarri, G. M. Suarez, J. Hyvonen, A. M. Tomescu

Dating the evolution of the complex thalloid liverworts (Marchantiopsida): total-evidence dating analysis supports a Late Silurian-Early Devonian origin and post-Mesozoic morphological stasis

1 image

Project 5246: (2007) S. Cote, L. Werdelin, E. R. Seiffert, J. C. Barry

Additional material of the enigmatic Early Miocene mammal Kelba and its relationship to the order Ptolemaiida

1 image

Project 5245: (2023) P. Kampouridis, J. Hartung, F. J. Augustin, H. El Atfy, G. S. Ferreira

Dental eruption and adult dentition of the enigmatic ptolemaiid Qarunavus meyeri from the Oligocene of the Fayum Depression (Egypt) revealed by micro-computed tomography clarifies its phylogenetic position

1 image

Project 5244: (2023) S. Sánchez-Fenollosa, F. J. Verdú, A. Cobos

The largest ornithopod (Dinosauria: Ornithischia) from the Upper Jurassic of Europe sheds light on the evolutionary history of basal ankylopollexians

1 image

Project 5243: (2023) F. Mao, Z. Li, J. J. Hooker, J. Meng

A new euharamiyidan, Mirusodens caii (Mammalia: Euharamiyida), from the Jurassic Yanliao Biota and evolution of allotherian mammals

1 image

Project 5241: (2023) V. S. Ferreira, F. F. Barbosa, M. Bocakova, A. Solodovnikov

An extraordinary case of elytra loss in Coleoptera (Elateroidea: Lycidae): discovery and placement of the first anelytrous adult male beetle

1 image

Project 5240: (2023) M. Fernández, J. C. Fernicola, E. Cerdeño

Systematic revision of the species of Protypotherium (Notoungulata: Interatheriidae) from the Santa Cruz Formation (Early-Middle Miocene), Argentinian Patagonia: a new phylogenetic hypothesis for the Interatheriidae

1 image

Project 5239: (2023) S. N. Spiekman

A revision and histological investigation of Saltoposuchus connectens (Archosauria: Crocodylomorpha) from the Norian (Late Triassic) of south-western Germany

1 image

Project 5238: (2017) J. M. Leardi, D. Pol, J. M. Clark

Detailed anatomy of the braincase ofMacelognathus vagansMarsh, 1884 (Archosauria, Crocodylomorpha) using high resolution tomography and new insights on basal crocodylomorph phylogeny

1 image

Project 5235: (2023) F. Alonso, G. E. Terán, W. S. Serra Alanís, P. Calviño, M. M. Montes, I. D. Garcí­a, J. A. Barneche, A. Almirón, L. Ciotek, P. Giorgis, J. Casciotta

From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae)

1 image

Project 5234: (2023) P. Presti, G. D. Johnson, A. Datovo

Untangling the threads: phylogenetic relationships of threadfins (Percomorphacea: Perciformes: Polynemidae)

4 images

Project 5201: (2024) A. T. Nguyen, B. A. Atkinson

Cretaceous and Paleocene fossils reveal an extinct higher clade within Cornales, the dogwood order

1 image

Project 5208: (2024) A. Benites-Palomino, G. Aguirre-Fernández, P. Baby, D. Ochoa, A. Altamirano, J. J. Flynn, M. R. Sánchez-Villagra, J. V. Tejada, C. de Muizon, R. Salas-Gismondi

The largest freshwater odontocete: A South Asian river dolphin relative from the proto-Amazonia

8 images

Project 5217: (1997) P. J. Wagner

Patterns of morphologic diversification among the Rostroconchia

2 images

Project 5216: (2003) P. C. Sereno, C. A. Sidor, H. C. Larsson, B. Gado

A new notosuchian from the Early Cretaceous of Niger

4 images

Project 5215: (1991) P. L. Forey

Latimeria chalumnae and its pedigree

2 images

Project 5214: (2009) A. B. Smith, S. Zamora

Rooting phylogenies of problematic fossil taxa; a case study using cinctans (stem-group echinoderms)

2 images

Project 5213: (2010) S. D. Sampson, A. Stepanova, M. A. Loewen, A. A. Farke, E. M. Roberts, C. A. Forster, J. A. Smith, A. L. Titus

New Horned Dinosaurs from Utah Provide Evidence for Intracontinental Dinosaur Endemism

5 images

Project 5212: (2004) J. J. Hooker, D. Dashzeveg

The origin of chalicotheres (Perissodactyla, Mammalia)

5 images

Project 5205: (2019) Y. Yu, S. R. Davis, C. Shih, D. Ren, H. Pang

The earliest fossil record of Belidae and its implications for the early evolution of Curculionoidea (Coleoptera)

1 image

Project 5204: (2019) S. P. Zack

A skeleton of a Uintan machaeroidine creodont and the phylogeny of carnivorous eutherian mammals

11 images

Project 4882: (2023) A. Viertler, K. Urfer, G. Schulz, S. Klopfstein, T. Spasojevic

Impact of increasing morphological information by micro-CT scanning on the phylogenetic placement of Darwin wasps (Hymenoptera, Ichneumonidae) in amber

4 3D scans

Project 5221: (2023) O. Jansen, R. O. Gómez, A. Fouquet, L. Marivaux, R. Salas-Gismondi, P. Antoine

First Eocene-Miocene anuran fossils from Peruvian Amazonia: insights into neotropical frog evolution and diversity

1 image

Project 5092: (2023) D. S. Basílio, M. A. Cherman, F. Z. Vaz-De-Mello, L. M. Almeida

Phylogenetic relationships in Hybosoridae (Coleoptera: Scarabaeoidea)

3 images

Project 5081: (2023) K. Stevens, A. Pohle, R. Hoffmann, A. Immenhauser

Bayesian inference reveals a complex evolutionary history of belemnites

3 images

Project 5042: (2023) E. C. Kirk, R. H. Dunn, B. Rodwell, K. E. Townsend

New specimens of middle Eocene omomyines (Primates, Omomyoidea) from the Uinta Basin of Utah and the Tornillo Basin of Texas, with clarification of the generic status of Ourayia, Mytonius, and Diablomomys

1 image

Project 5218: (2017) D. M. Boyer, S. Toussaint, M. Godinot

Postcrania of the most primitive euprimate and implications for primate origins

1 image

Project 5024: (2023) C. Mara Loza, M. R. Sánchez-Villagra, A. C. Scarano, M. Romero, C. G. Barbeito, A. A. Carlini

The brain of fur seals, seals, and walrus (Pinnipedia): A comparative anatomical and phylogenetic study of cranial endocasts of semiaquatic mammals

11 images

Project 4500: (2023) L.L. Voyta, E.P. Izvarin, Yu.A. Shemyakina, V.S. Nikiforova, T.V. Strukova, N.G. Smirnov, D.A. Melnikov, A.V. Bobretsov

Morphospace dynamics and intraspecies variety of Sorex araneus and S. tundrensis according to recent and fossil data

1 image, 521 3D scans

Project 5206: (2024) D. Snyder, C. J. Burrow, S. Turner

A new gyracanthid from the Mississippian of Delta, Iowa, U.S.A.

2 images

Project 5189: (2024) A. O. Averianov, P. P. Skutschas, A. A. Atuchin, D. A. Slobodin, O. A. Feofanova, O. N. Vladimirova

The last ceratosaur of Asia: a new noasaurid from the Early Cretaceous Great Siberian Refugium

1 image, 11 3D scans

Project 5194: (2024) S. R. Andena, F. B. Noll, M. N. Daza, J. M. Carpenter

The Phylogeny of the Species of the Genus Agelaia Lepeletier, 1836, One of the Basalmost Groups of Epiponini, with Notes on Male Genitalia (Hymenoptera: Vespidae; Polistinae)

1 image

Project 5202: (2022) B. M. Gee, P. J. Makovicky, C. A. Sidor

Upside down: ‘Cryobatrachus’ and the lydekkerinid record from Antarctica

1 image

Project 4605: (2020) B. M. Gee; R. R. Reisz

The amphibamiform Nanobamus macrorhinus from the early Permian of Texas

1 image

Project 5198: (2024) R. O. Gómez, T. Ventura, G. F. Turazzini, L. Marivaux, R. A. Flores, A. Boscaini, M. Fernández-Monescillo, B. M. Quispe, M. B. Prámparo, S. Fauquette, C. Martin, P. Münch, F. Pujos, P. Antoine

A new early water frog (Telmatobius) from the Miocene of the Bolivian Altiplano

1 image

Project 4725: (2024) C. Hendrickx, T. H. Trapman, S. Wills, F. M. Holwerda, K. H. Stein, O. W. Rauhut, R. R. Melzer, J. V. Woensel, J. W. Reumer

A combined approach to identify isolated theropod teeth from the Cenomanian Kem Kem Group of Morocco: cladistic, discriminant, and machine learning analyses

1 image

Project 5197: (2023) D. C. Woodruff, R. K. Schott, D. C. Evans

Two new species of small-bodied pachycephalosaurine (Dinosauria, Marginocephalia) from the uppermost Cretaceous of North America suggest hidden diversity in well-sampled formations

1 image

Project 5196: (2023) A. K. Hunt, D. P. Ford, V. Fernandez, J. N. Choiniere, R. B. Benson

A description of the palate and mandible of Youngina capensis (Sauropsida, Diapsida) based on synchrotron tomography, and the phylogenetic implications

1 image

Project 5195: (2023) R. R. Schoch, R. Werneburg

Adult branchiosaurid temnospondyls: the life cycle of Xerodromeus gracilis

1 image

Project 5173: (2005) S. Lee, B. Lefebvre, D. K. Choi

Latest Cambrian Cornutes (Echinodermata: Stylophora) from the Taebaeksan Basin, Korea

1 image

Project 5172: (2001) R. B. Holmes, C. Forster, M. Ryan, K. M. Shepherd

A new species of Chasmosaurus (Dinosauria: Ceratopsia) from the Dinosaur Park Formation of southern Alberta

3 images

Project 5170: (2008) M. C. Mihlbachler

Species Taxonomy, Phylogeny, and Biogeography of the Brontotheriidae (Mammalia: Perissodactyla)

5 images

Project 5168: (2008) J. R. Hendricks, B. S. Lieberman

New phylogenetic insights into the Cambrian radiation of arachnomorph arthropods

1 image

Project 5167: (2010) N. R. Longrich

Mojoceratops perifania, a new chasmosaurine ceratopsid from the late Campanian of Western Canada

6 images

Project 5175: (2003) M. Chang, J. G. Maisey

Redescription of Ellimma branneri and Diplomystus shengliensis, and Relationships of Some Basal Clupeomorphs

4 images

Project 5166: (1997) B. D. Chatterton, G. D. Edgecombe, N. E. Vaccari, B. G. Waisfeld

Ontogeny and relationships of the Ordovician odontopleurid trilobite Ceratocara, with new species from Argentina and New York

3 images

Project 5162: (2012) J. M. Adrain, N. E. McAdams

The Lower Ordovician (upper Floian) bathyurid trilobite Aponileus Hu, with species from Utah, Texas, and Greenland

1 image

Project 4912: (2006) M. Laurin, R. Soler-Gijon

The oldest known stegocephalian (Sarcopterygii: Temnospondyli) from Spain

6 images

Project 4869: (2016) T. Qiao, H. Escriva, B. King, J. A. Long, P. E. Ahlberg, M. Zhu

Early Gnathostome Phylogeny Revisited: Multiple Method Consensus

14 images

Project 4866: (2020) S. Zamora, D. F. Wright, R. Mooi, B. Lefebvre, T. E. Guensburg, P. Gorzelak, B. David, C. D. Sumrall, S. R. Cole, A. W. Hunter, J. Sprinkle, J. R. Thompson, T. A. Ewin, O. Fatka, E. Nardin, M. Reich, M. Nohejlova, I. A. Rahman

Re-evaluating the phylogenetic position of the enigmatic early Cambrian deuterostome Yanjiahella

8 images

Project 4862: (2006) S. W. Salisbury, R. E. Molnar, E. Frey, P. M. Willis

The origin of modern crocodyliforms: new evidence from the Cretaceous of Australia

4 images

Project 5095: (2024) C. So, J. D. Pardo, A. Mann

A new amphibamiform from the Early Permian of Texas elucidates patterns of cranial diversity among terrestrial amphibamiforms

1 image

Project 5188: (2024) I. J. Garzón-Orduña, K. L. Silva-Brandão, K. Willmott, A. V. Freitas, N. Wahlberg, A. V. Brower

Wing pattern diversity in Eunica butterflies (Nymphalidae: Biblidinae): phylogenetic analysis implies decoupled adaptive trends in dorsal sexual dimorphism and ventral eyespot evolution

1 image

Project 5186: (2001) A. B. Smith

Probing the cassiduloid origins of clypeasteroid echinoids using stratigraphically restricted parsimony analysis

5 images

Project 5185: (2003) R. J. Damiani, J. W. Kitching

A new brachyopid temnospondyl from theCynognathusAssemblage Zone, Upper Beaufort Group, South Africa

1 image

Project 5184: (2001) Z. Johanson, P. E. Ahlberg

Devonian rhizodontids and tristichopterids (Sarcopterygii; Tetrapodomorpha) from East Gondwana

9 images

Project 5181: (1994) B. S. Lieberman

Evolution of the trilobite subfamily Proetinae Salter, 1864, and the origin, diversification, evolutionary affinity, and extinction of the Middle Devonian proetid fauna of eastern North America.

1 image

Project 5183: (1991) B. S. Lieberman, G. D. Edgecombe, N. Eldredge

Systematics and biogeography of the "Malvinella group," Calmoniidae (Trilobita, Devonian)

1 image

Project 5182: (1993) B. S. Lieberman

Systematics and biogeography of the Metacryphaeus group Calmoniidae (Trilobita, Devonian), with comments on adaptive radiations and the geological history of the Malvinokaffric Realm

1 image

Project 5180: (1999) B. S. Lieberman

Testing the Darwinian legacy of the Cambrian radiation using trilobite phylogeny and biogeography

2 images

Project 5179: (1997) E. W. Harvey, W. I. Ausich

Phylogeny of calceocrinid crinoids (Paleozoic: Echinodermata): Biogeography and mosaic evolution

8 images

Project 5177: (2003) T. J. Cotton, S. J. Braddy

The phylogeny of arachnomorph arthropods and the origin of the Chelicerata

2 images

Project 4863: (2010) S. L. Brusatte, M. J. Benton, J. B. Desojo, M. C. Langer

The higher-level phylogeny of Archosauria (Tetrapoda: Diapsida)

3 images

Project 5149: (2023) B. D. Mueller, A. K. Huttenlocker, B. J. Small, J. L. Pinto, K. Dean-Wallace, S. Chatterjee

A new kannemeyeriiform dicynodont (Synapsida) from a Late Triassic vertebrate assemblage in west Texas, U.S.A.

1 image

Project 5146: (2023) R. M. Sullivan, S. E. Jasinski, T. E. Williamson

The first articulated skull roof and braincase of Melvius chauliodous (Amiidae, Vidalamiinae) from the Upper Cretaceous Kirtland Formation, San Juan Basin, New Mexico

1 image

Project 5140: (2024) R. J. O'Flynn, M. Williams, M. Yu, J. Guo, D. Audo, M. Schmidt, H. Mai, Y. Liu, G. D. Edgecombe

The early Cambrian Bushizheia yangi and head segmentation in upper stem-group euarthropods

1 image

Project 5160: (2004) M.D. Uhen

Form, Function, and Anatomy of Dorudon Atrox (Mammalia, Cetacea): An Archaeocete from the Middle to Late Eocene of Egypt

4 images

Project 5159: (2009) S. Monari

Phylogeny and Biogeography of Pholadid Bivalve Barnea (Anchomasa) with Considerations on the Phylogeny of Pholadoidea

1 image

Project 5158: (2005) J. D. Shackleton

Skeletal homologies, phylogeny and classification of the earliest asterozoan echinoderms

9 images

Project 5157: (2019) E. Ashe-Jepson, A. Garbout, D. Ouvrard

Phylogeny of the Eocene Aphalarinae (Hemiptera: Psylloidea) from Baltic amber, with description of a new species using X-ray micro-computed tomography scanning, and a new genus synonymy

1 image

Project 5154: (2015) A. Averianov, T. Martin, A. Lopatin, S. Krasnolutskii

Stem therian mammal Amphibetulimus from the Middle Jurassic of Siberia

4 images

Project 5156: (2004) F. Lihoreau, C. Blondel, J. Barry, M. Brunet

A new species of the genus Microbunodon (Anthracotheriidae, Artiodactyla) from the Miocene of Pakistan: genus revision, phylogenetic relationships and palaeobiogeography

1 image

Project 5155: (2020) B. Holgado, R. Pegas

A taxonomic and phylogenetic review of the anhanguerid pterosaur group Coloborhynchinae and the new clade Tropeognathinae

4 images

Project 5153: (2018) L. Villier, A. Brayard, K. G. Bylund, J. F. Jenks, G. Escarguel, N. Olivier, D. A. Stephen, E. Vennin, E. Fara

Superstesaster promissor gen. et sp. nov., a new starfish (Echinodermata, Asteroidea) from the Early Triassic of Utah, USA, filling a major gap in the phylogeny of asteroids

4 images

Project 4818: (2000) K. Dietze

A Revision Of Paramblypterid And Amblypterid Actinopterygians From Upper Carboniferous-Lower Permian Lacustrine Deposits Of Central Europe

5 images

Project 4801: (2010) J. Collete, J. W. Hagadorn

Early Evolution of Phyllocarid Arthropods: Phylogeny and Systematics of Cambrian-Devonian Archaeostracans

8 images

Project 4772: (1989) B. Michaux

Cladograms can reconstruct phylogenies: an example from the fossil record

2 images

Project 5161: (2024) D. Conedera, Y. Pochat-Cottilloux, N. Rinder, J. Adrien, J. E. Martin

An anatomical reappraisal of the dwarf crocodylian Arambourgia gaudryi from the Eocene of Quercy (France) using CT data and its implications for the phylogeny and paleoecology of basally branching alligatoroids

1 image

Project 5150: (2023) A. V. Lopatin, A. O. Averianov

A new eutherian mammal from the Upper Cretaceous Bayinshire Formation of Mongolia

1 image

Project 5151: (2023) F. D. Seoane, E. Cerdeño, L. C. Gaetano

Reassessment of Tegehotherium burmeisteri Ameghino 1903-1904 (Notoungulata, Hegetotheriidae) and a new phylogenetic analysis of Hegetotheriidae

1 image

Project 5148: (2023) R. S. Tykoski, D. L. Contreras, C. Noto

The first small-bodied ornithopod dinosaur from the Lewisville Formation (middle Cenomanian) of Texas

1 image

Project 5147: (2023) Y. Qiao, R. Motani, M. Iijima, J. Liu

A new hupehsuchian (Reptilia: Ichthyosauromorpha) from the Lower Triassic of South China with implications for the evolution of polydactyly

1 image

Project 5145: (2023) A. M. Murray, D. B. Brinkman, M. Friedman, D. W. Krause

A large, freshwater chanid fish (Ostariophysi: Gonorynchiformes) from the Upper Cretaceous of Madagascar

4 images

Project 5144: (2024) F. M. Rotatori, L. Ferrari, C. Sequero, B. Camilo, O. Mateus, M. Moreno-Azanza

An unexpected early-diverging iguanodontian dinosaur (Ornithischia, Ornithopoda) from the Upper Jurassic of Portugal

1 image

Project 5143: (2023) R. W. Boessenecker, A. W. Poust, S. J. Boessenecker, M. Churchill

Tusked walruses (Carnivora: Odobenidae) from the Miocene-Pliocene Purisima Formation of Santa Cruz, California (U.S.A.): a new species of the toothless walrus Valenictus and the oldest records of Odobeninae and Odobenini

2 images

Project 5142: (2023) M. J. Salesa, J. Gamarra, G. Siliceo, M. Antón, J. Morales

Unraveling the diversity of early felines: a new genus of Felinae (Carnivora, Felidae) from the Middle Miocene of Madrid (Spain)

1 image

Project 2734: (2024) K. M. Claeson, P. E. Witten, B. L. Sidlauskas, R. Troll, Z. M. Prescott, E. B. Davis

From sabers to spikes: A newfangled reconstruction of the ancient, giant, sexually dimorphic Pacific salmon, †Oncorhynchus rastrosus (SALMONINAE: SALMONINI)

42 images, 2 videos

Project 4724: (2024) B. Choo, T. Holland, A. M. Clement, B. King, T. Challands, G. Young, J. A. Long

A new stem-tetrapod fish from the Middle-Late Devonian of central Australia

1 image

Project 4699: (2024) D. Copilaş-Ciocianu, V. Ionesi

New Miocene fossil taxa illuminate the evolution and paleobiogeography of the Ponto-Caspian gammaroid amphipod radiation

1 image

Project 5139: (2023) D. M. Mohabey, B. Samant, K. I. Vélez-Rosado, J. A. Wilson Mantilla

A review of small-bodied theropod dinosaurs from the Upper Cretaceous of India, with description of new cranial remains of a noasaurid (Theropoda: Abelisauria)

1 image

Project 5137: (2024) E. Martin-Silverstone, D. M. Unwin, A. R. Cuff, E. E. Brown, L. Allington-Jones, P. M. Barrett

A new pterosaur from the Middle Jurassic of Skye, Scotland and the early diversification of flying reptiles

1 image

Project 5131: (2024) F. Torres, E. J. Huang, J. L. Román-Carrion, G. S. Bever

New insights into the origin of the Galápagos tortoises with a tip-dated analysis of Testudinidae

1 image

Project 5130: (2024) C. Hendrickx, T. H. Trapman, S. Wills, F. M. Holwerda, K. H. Stein, O. W. Rauhut, R. R. Melzer, J. V. Woensel, J. W. Reumer

A combined approach to identify isolated theropod teeth from the Cenomanian Kem Kem Group of Morocco: cladistic, discriminant, and machine learning analyses

1 image

Project 5125: (2001) J. I. Bloch, D. C. Fisher, K. D. Rose, P. D. Gingerich

Stratocladistic analysis of Paleocene Carpolestidae (Mammalia, Plesiadapiformes) with description of a new Late Tiffanian genus

4 images

Project 5124: (2008) H. C. Maddin, C. A. Sidor, R. R. Reisz

Cranial anatomy of Ennatosaurus tecton (Synapsida: Caseidae) from the Middle Permian of Russia and the evolutionary relationships of Caseidae

5 images

Project 5123: (2006) T. Saucede, D. Neraudeau

An â 'Elvisâ' echinoid, Nucleopygus (Jolyclypus) jolyi, from the Cenomanian of France: phylogenetic analysis, sexual dimorphism and neotype designation

14 images

Project 5122: (2003) J. S. Steyer

A revision of the early Triassic "capitosaurs" (Stegocephali, Stereospondyli) from Madagascar, with remarks on their comparative ontogeny

1 image

Project 5105: (2008) R. R. Scoch

The Capitosauria (Amphibia): characters, phylogeny, and stratigraphy

1 image

Project 5019: (2019) J. R. Paterson, G. D. Edgecombe, M. S. Lee

Trilobite evolutionary rates constrain the duration of the Cambrian explosion

11 images

Project 4867: (2012) S. P. Davis, J. A. Finarelli, M. I. Coates

Acanthodes and shark-like conditions in the last common ancestor of modern gnathostomes

13 images

Project 4787: (1998) J. M. Adrain

Systematics of the Acanthoparyphinae (Trilobita), with species from the Silurian of Arctic Canada

1 image

Project 4972: (2024) M. R. Limbeck, J. E. Bauer, B. Deline, C. D. Sumrall

Initial quantitative assessment of the enigmatic clade Paracrinoidea (Echinodermata)

1 image

Project 4915: (2024) L. G. Zachos, A. Ziegler

Selective concentration of iron, titanium, and zirconium substrate minerals within Gregory’s diverticulum, an organ unique to derived sand dollars (Echinoidea: Scutelliformes)

88 images

Project 5120: (2024) R. S. BOUZAN, J. C. MEANS, K. IVANOV, R. L. FERREIRA, A. D. BRESCOVIT, L. F. INIESTA

Cayenniola albaserrata n. sp., a geographical relict from a Brazilian hotspot of subterranean biodiversity and the first troglobitic Priodesmini (Polydesmida: Chelodesmidae: Chelodesminae)

1 video

Project 4563: (2023) Bin Bai, Yuan-Qing Wang, Jessica M. Theodor, Jin Meng

Small artiodactyls with tapir-like teeth from the middle Eocene of the Erlian Basin, Inner Mongolia, China

1 image

Project 3996: (2024) A. W. Bronson, A. Pradel, J. S. Denton, J. G. Maisey

A new operculate symmoriiform chondrichthyan from the Late Mississippian Fayetteville Shale (Arkansas, United States)

1 image

Project 4349: (2024) T. Riede, A. Kobrina, B. Pasch

Anatomy and mechanisms of vocal production in harvest mice

1 image, 32 3D scans

Project 5112: (2023) M. S. Bhat, D. Datta, S. Ray, P. M. Datta

A new clevosaurid (Lepidosauria: Rhynchocephalia) from the Upper Triassic of India. Journal of Vertebrate Paleontology

1 image

Project 5068: (2024) S. Bajpai, A. Rautela, R. Yadav, G. P. Wilson Mantilla

The first eutriconodontan mammal from the Cretaceous (Maastrichtian) of India

5 images

Project 4720: (2023) A. M. Murray, L. E. Nelson, D. B. Brinkman

A new sturgeon from the Upper Cretaceous Horseshoe Canyon Formation in central Alberta, Canada

1 image

Project 5107: (2023) M. Chang, C. Zhang, X. Ji, Q. Li, X. Ni

A new Rattus species and its associated micromammals from the Pliocene Yangyi Formation in Baoshan, western Yunnan, China

1 image

Project 5098: (2023) M. D. Ezcurra, S. Bandyopadhyay, D. P. Sengupta, K. Sen, A. G. Sennikov, R. B. Sookias, S. J. Nesbitt, R. J. Butler

A new archosauriform species from the Panchet Formation of India and the diversification of Proterosuchidae after the end-Permian mass extinction

1 image

Project 5097: (2024) D. Sun, T. Deng, S. Wang

New materials of plesiacerathere (Perissodactyla, Rhinocerotidae) from the late Early Miocene of Northern China

2 images

Project 5099: (2013) K. M. Wefferling, S. B. Hoot, S. S. Neves

Phylogeny and fruit evolution in Menispermaceae

1 image

Project 4515: (2024) K. Curry Rogers, R. N. Martinez, C. Colombi, R. R. Rogers, O. Alcober

Osteohistological insight into the growth dynamics of early dinosaurs and their contemporaries

10 images

Project 5091: (2023) M. J. Orliac, M. J. Mourlam, J. Boisserie, L. Costeur, F. Lihoreau

Evolution of semiaquatic habits in hippos and their extinct relatives: insights from the ear region

1 image

Project 5090: (2023) A. Caron, V. Venkataraman, K. Tietjen, M. Coates

A fish for Phoebe: a new actinopterygian from the Upper Carboniferous Coal Measures of Saddleworth, Greater Manchester, UK, and a revision of Kansasiella eatoni

1 image

Project 5089: (2023) H. R. Varella, S. O. Kullander, N. A. Menezes, C. Oliveira, H. López-Fernández

Revision of the generic classification of pike cichlids using an integrative phylogenetic approach (Cichlidae: tribe Geophagini: subtribe Crenicichlina)

1 image

Project 5075: (2024) F. Mao, C. Zhang, J. Ren, T. Wang, G. Wang, F. Zhang, T. Rich, P. Vickers-Rich, J. Meng

Fossils document evolutionary changes of jaw joint to mammalian middle ear

1 image

Project 5087: (2023) B. Adrian, H. Smith, C. Noto

A revision of "Trinitichelys" maini (Testudinata: Baenidae) and additional material of its new genus from the Lewisville Formation (Woodbine Group, Cenomanian), Texas, USA

1 image

Project 5086: (2024) V. López-Rojas, S. Mateus, J. Marinheiro, O. Mateus, E. Puértolas-Pascual

A new goniopholidid crocodylomorph from the Late Jurassic of Portugal

1 image

Project 5085: (2019) I. Arribas, A. D. Buscalioni, R. Royo Torres, E. Espi­lez, L. Mampel, L. Alcalá

A new goniopholidid crocodyliform,Hulkepholis rorisp. nov. from the Camarillas Formation (early Barremian) in Galve, Spain)

1 image

Project 5084: (2023) G. Mayr, V. Carrió, A. Kitchener

On the "screamer-like" birds from the British London Clay: An archaic anseriform-galliform mosaic and a non-galloanserine "barb-necked" species of Perplexicervix

1 image

Project 5083: (2023) M. A. Baiano, R. Coria, L. M. Chiappe, V. Zurriaguz, L. Coria

Osteology of the axial skeleton of Aucasaurus garridoi: phylogenetic and paleobiological inferences

1 image

Project 5082: (2024) K. L. Atkins-Weltman, M. C. Langer, D. J. Simon, H. N. Woodward, G. F. Funston, E. Snively

A new oviraptorosaur (Dinosauria: Theropoda) from the end-Maastrichtian Hell Creek Formation of North America

4 images

Project 5070: (2023) A. Somavilla, G. Santos Vieira, S. R. Andena, F. B. Noll, J. M. Carpenter

A phylogenetic approach to the neotropical social wasp genus Leipomeles Möbius, 1856 (Vespidae: Epiponini), with a new identification key

3 images

Project 4730: (2024) V. López-Rojas, S. Mateus, J. Marinheiro, O. Mateus, E. Puértolas-Pascual

A new goniopholidid crocodylomorph from the Late Jurassic of Portugal

1 image

Project 5074: (2023) L. Regalado, H. Schneider, P. Müller, A. R. Schmidt

Character evolution of modern eupolypods supports the assignment of the fossil fern Cretacifilix fungiformis to Dryopteridaceae

2 images

Project 5073: (2023) Y. Li, E. Tihelka, S. Yamamoto, A. F. Newton, F. Xia, Y. Liu, D. Huang, C. Cai

Mesozoic Notocupes revealed as the sister group of Cupedidae (Coleoptera: Archostemata)

1 image

Project 5072: (2023) L. Lustri, J. B. Antcliffe, F. Saleh, C. Haug, L. Laibl, R. J. Garwood, J. T. Haug, A. C. Daley

New perspectives on the evolutionary history of xiphosuran development through comparison with other fossil euchelicerates

1 image

Project 5071: (2021) A. Urciuoli, C. Zanolli, A. Beaudet, M. Pina, S. Almécija, S. Moyà-Solà , D. M. Alba

A comparative analysis of the vestibular apparatus in Epipliopithecus vindobonensis: Phylogenetic implications

1 image

Project 5054: (2024) B. Wipfler, O. Höpfner, F. Viebahn, T. Weihmann, F. Rieg, C. Engelmann

Understanding the ant’s unique biting system can improve surgical needle holders

2 images

Project 5043: (2023) M. Fernández, A. N. Zimicz, M. Bond, L. Chornogubsky, N. A. Muñoz, J. C. Fernicola

First Pyrotheria (Mammalia, Meridiungulata) from the Quebrada de Los Colorados Formation (middle Eocene-Early Oligocene) at Los Cardones National Park, northwestern Argentina

1 image

Project 5041: (2023) K. Rust, X. Ni, K. Tietjen, K. C. Beard

Phylogeny and paleobiogeography of the enigmatic North American primate Ekgmowechashala illuminated by new fossils from Nebraska (USA) and Guangxi Zhuang Autonomous Region (China)

1 image

Project 4917: (2024) Ethan D. Mooney, Tea Maho, R. Paul Philp, Joseph Bevitt, Robert R. Reisz

Paleozoic Cave System Preserves Oldest Known Evidence of Terrestrial Vertebrate Skin

3 images

Project 4631: (2024) T. Aureliano, A. M. Ghilardi, P. H. M. Fonseca, A. G. Martinelli, T. S. Marinho

The evolution and diversification of growth strategies in abelisauroid theropods

1 image

Project 5033: (2023) H. P. Püschel, J. Alarcón-Muñoz, S. Soto-Acuña, R. Ugalde, S. L. Shelley, S. L. Brusatte

Anatomy and phylogeny of a new small macraucheniid (Mammalia: Litopterna) from the Bahía Inglesa Formation (late Miocene), Atacama Region, Northern Chile

1 image

Project 5032: (2023) F. Solé, M. Fournier, S. Ladevèze, K. Le Verger, M. Godinot, Y. Laurent, T. Smith

New postcranial elements of mesonychid mammals from the Ypresian of France: New hypotheses for the radiation and evolution of the mesonychids in Europe

1 image

Project 5031: (2023) M. Stefanello, A. G. Martinelli, R. T. Müller, S. Dias-da-Silva, L. Kerber

A complete skull of a stem mammal from the Late Triassic of Brazil illuminates the early evolution of prozostrodontian cynodonts

Project 5030: (2023) C. C. Rangel, L. M. Carneiro, M. F. Tejedor, L. P. Bergqvist, Ã. V. Oliveira

A reassessment of Nemolestes (Mammalia, Metatheria): Systematics and evolutionary implications for Sparassodonta

1 image

Project 4925: (2024) J. W. Crowell, J. R. Wible, S. G. Chester

Basicranial evidence suggests picrodontid mammals are not stem primates

1 image

Project 5028: (2021) L. S. Avilla, D. Mothé

Out of Africa: A New Afrotheria Lineage Rises From Extinct South American Mammals

1 image

Project 5027: (2023) A. G. Kramarz, R. D. Macphee

Did some extinct South American native ungulates arise from an afrothere ancestor? A critical appraisal of Avilla and Mothé’s (2021) Sudamericungulata – Panameridiungulata hypothesis

1 image

Project 5026: (2023) X. Jin, F. Mao, T. Du, Y. Yang, J. Meng

A new multituberculate from the latest Cretaceous of central China and its implications for multituberculate tooth homologies and occlusion

1 image

Project 5023: (2023) K. C. Beard, P. M.C. Coster, F. Ocakoglu, A. Lict, G. Métais

Dental anatomy, phylogenetic relationships and paleoecology of Orhaniyeia nauta (Metatheria, Anatoliadelphyidae), a Gondwanan component of the insular Eocene mammal fauna of Balkanatolia (north‑central Turkey)

1 image

Project 5022: (2023) A. O. Averianov, A. V. Lopatin, S. V. Leshchinskiy

New interpretation of dentition in Early Cretaceous docodontan Sibirotherium based on micro-computed tomography

1 image

Project 5021: (2019) C. Zhou, B. S. Bhullar, A. I. Neander, T. Martin, Z. Luo

New Jurassic mammaliaform sheds light on early evolution of mammal-like hyoid bones

1 image

Project 5018: (2019) W. He, G. R. Shi, T. Yang, Y. Wang

Materials and Methods

3 images

Project 5017: (2008) R. R. Schoch, A. R. Milner

The intrarelationships and evolutionary history of the temnospondyl family branchiosauridae

3 images

Project 5010: (2002) F. J. Gahn, T. W. Kammer

The cladid crinoid Barycrinus from the Burlington Limestone (early Osagean) and the phylogenetics of Mississippian botryocrinids

2 images

Project 5009: (2001) E.Lukševičs

Bothriolepid antiarchs (Vertebrata, Placodermi) from the Devonian of the north-western part of the East European Platform

1 image

Project 5008: (1999) X. Wang, R. Tedford, B. Taylor

Phylogenetic systematics of the Borophaginae (Carnivora: Canidae)

11 images

Project 5007: (2020) J. R. Thompson, G. V. Mirantsev, E. Petsios, D. J. Bottjer, A. Smith

Phylogenetic analysis of the Archaeocidaridae and Palaeozoic Miocidaridae (Echinodermata, Echinoidea) and the origin of crown group echinoids

3 images

Project 5006: (2007) G. W. Rougier, S. Isaji, M. Manabe

An Early Cretaceous mammal from the Kuwajima Formation (Tetori Group), Japan, and a reassessment of triconodont phylogeny

6 images

Project 4963: (2005) A, Osi

Hungarosaurus tormai, a new ankylosaur (Dinosauria) from the Upper Cretaceous of Hungary

5 images

Project 4967: (1999) C. d. Muizon

Marsupial skulls from the Deseadan (late Oligocene) of Bolivia and phylogenetic analysis of the Borhyaenoidea (Marsupialia, Mammalia)

4 images

Project 5013: (2019) D. Marjanović, M. Laurin

Phylogeny of Paleozoic limbed vertebrates reassessed through revision and expansion of the largest published relevant data matrix

1 image

Project 5012: (2019) D. P. Ford, R. B. Benson

The phylogeny of early amniotes and the affinities of Parareptilia and Varanopidae

1 image

Project 4884: (2023) C. R. McCall

A large pelagic lobopodian from the Cambrian Pioche Shale of Nevada

1 image

Project 4387: (2023) E. Gorscak, M. C. Lamanna, D. Schwarz, V. Díez Díaz, B. S. Salem, H. M. Sallam, M. F. Wiechmann

A new titanosaurian (Dinosauria: Sauropoda) from the Upper Cretaceous (Campanian) Quseir Formation of the Kharga Oasis, Egypt

4 images, 16 3D scans

Project 4529: (2023) A. R. Zietlow, C. A. Boyd, N. E. Van Vranken

Jormungandr walhallaensis: a new mosasaurine (Squamata: Mosasauroidea) from the Pierre Formation (Pembina Member: Campanian) of North Dakota

3 images

Project 4670: (2023) Z. Walker, G. W. Rothwell, R. A. Stockey

Fossil evidence for sporeling delelopment of a Mesozoic osmundaceous fern

2 images

Project 4923: (2023) M. B. Lacerda, J. S. Bittencourt, J. R. Hutchinson

Macroevolutionary patterns in the pelvis, stylopodium and zeugopodium of megalosauroid theropod dinosaurs and their importance for locomotor function

11 images

Project 4968: (2018) W. L. Crepet, K. C. Nixon, A. Weeks

Mid-Cretaceous angiosperm radiation and an asterid origin of bilaterality: diverse and extinct "Ericales" from New Jersey

1 image

Project 4888: (2022) T. S. Kelly, R. A. Martin

Phylogenetic positions of Paronychomys Jacobs and Basirepomys Korth and De Blieux relative to the tribe Neotomini (Rodentia, Cricetidae)

1 image

Project 3907: (2021) P.J. Bartels, P. Fontoura, D.R. Nelson, S. Orozco-Cubero, M. Mioduchowska, M. Gawlak, Ł. Kaczmarek, J. Cortés

A trans-isthmus survey of marine tardigrades from Costa Rica, Central America with descriptions of seven new species

254 images

Project 4943: (2003) J. M. Adrain

Validity and composition of the Silurian trilobite genera Borealarges and Dicranogmus, with new species from the Canadian Arctic

1 image

Project 4904: (2008) T. M. Sanchez

The early bivalve radiation in the Ordovician Gondwanan basins of Argentina

1 image

Project 4942: (2002) B. S. Lieberman

Phylogenetic analysis of some basal Early Cambrian trilobites, the biogeographic origins of the Eutrilobita, and the timing of the Cambrian radiation

1 image

Project 4910: (2001) M. Zhu, X. Yu, P. E. Ahlberg

A primitive sarcopterygian fish with an eyestalk

8 images

Project 4905: (2021) T. E. Guensburg, J. Sprinkle, R. Mooi, B. Lefebvre

Evolutionary significance of the blastozoanEumorphocystisand its pseudo-arms

8 images

Project 2412: (2006) G. W. Rothwell,K. C. Nixon

How Does the Inclusion of Fossil Data Change Our Conclusions about the Phylogenetic History of Euphyllophytes?

1 image

Project 4906: (2023) P. Jin, M. Zhang, B. Du, A. Li, B. Sun

A new species of Pararaucaria from the Lower Cretaceous of Shandong province (Eastern China): Insights into the evolution of the Cheirolepidiaceae cone

1 image

Project 4921: (2023) J. Moon, J. Caron, J. Moysiuk

A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale

2 images

Project 4018: (2022) T. Darwaiz, B. Pasch, T. Riede

Postnatal remodeling of the laryngeal airway removes body size dependency of spectral features for ultrasonic whistling in laboratory mice

1 image, 60 3D scans

Project 4513: (2024) S. P. Zack, T. A. Penkrot

New material of Lophiparamys debequensis from the Willwood Formation (early Eocene) of Wyoming, including the first postcrania of the genus

1 image

Project 4952: (2023) L. Pandolfi, L. Sorbelli, O. Oms, P. Rodriguez-Salgado, G. Campeny, B. G. de Soler, F. Grandi, J. Agustí, J. Madurell-Malapeira

The Tapirus from Camp dels Ninots (NE Iberia): implications for morphology, morphometry and phylogeny of Neogene Tapiridae

1 image

Project 4903: (2024) T. Maho, R. R. Reisz

Exceptionally rapid tooth development and ontogenetic changes in the feeding apparatus of the Komodo dragon

32 images

Project 4949: (2023) A. S. Gale, S. U. Vidovic

The origins of major sessile cirripede groups; a revision of Cretaceous Brachylepadomorpha and Verrucomorpha

2 images

Project 4714: (2023) K. Tamar, M. Uvizl, M. Shobrak, M. Almutairi, S. Busais, A. F. A. Salim, R. H. M. AlGethami, A. R. AlGethami, A. S. K. Alanazi, S. D. Alsubaie, L. Chirio, S. Carranza, J. Šmíd

A new species of Pseudotrapelus (Reptilia: Squamata: Agamidae) from Central Arabia

479 images

Project 4951: (2023) Y. Lu, J. Liu

A new tanystropheid (Diapsida: Archosauromorpha) from the Middle Triassic of SW China and the biogeographical origin of Tanystropheidae

1 image

Project 4950: (2021) S. N. Spiekman, N. C. Fraser, T. M. Scheyer

A new phylogenetic hypothesis of Tanystropheidae (Diapsida, Archosauromorpha) and other "protorosaurs," and its implications for the early evolution of stem archosaurs

1 image

Project 4947: (2023) A. Rautela, S. Bajpai

Gujaratia indica , the oldest artiodactyl (Mammalia) from South Asia: new dental material and phylogenetic relationships

1 image

Project 4945: (2018) F. Solé, M. Godinot, Y. Laurent, A. Galoyer, T. Smith

The European Mesonychid Mammals: Phylogeny, Ecology, Biogeography, and Biochronology

1 image

Project 4944: (2017) S. E. El-Sayed, M. Friedman, M. A. Kora, H. M. Sallam, K. M. Claeson, E. R. Seiffert, M. S. Antar

A new genus and species of marine catfishes (Siluriformes; Ariidae) from the upper Eocene Birket Qarun Formation, Wadi El-Hitan, Egypt

1 image

Project 4941: (2021) S. G. Scarpetta, D. T. Ledesma, C. J. Bell

A new extinct species of alligator lizard (Squamata: Elgaria) and an expanded perspective on the osteology and phylogeny of Gerrhonotinae

1 image

Project 4539: (2023) P. O. Steinhoff, S. Harzsch, G. Uhl

Comparative neuroanatomy of the central nervous system in web‐building and cursorial hunting spiders

19 images

Project 4221: (2023) Mare Geraerts, Tine Huyse, Maxwell Barson, Hassan Bassirou, Charles F. Bilong Bilong, Arnold R. Bitja Nyom, Auguste Chocha Manda, Armando J. Cruz-Laufer, Clément Kalombo Kabalika, Gyrhaiss Kapepula Kasembele, Fidel Muterezi Bukinga, Samuel Njom, Maarten Van Steenberge, Tom Artois, Maarten P. M. Vanhove

Sharing is caring? Barcoding suggests co-introduction of dactylogyrid monogeneans and transfer towards native tilapias induced by introducing Nile tilapia in sub-Saharan Africa

1667 images

Project 4920: (2022) F. S. Dunn, C. G. Kenchington, L. A. Parry, J. W. Clark, R. S. Kendall, P. R. Wilby

A crown-group cnidarian from the Ediacaran of Charnwood Forest, UK

1 image

Project 4890: (2023) D. E. Briggs, D. J. Siveter, D. J. Siveter, M. D. Sutton, D. Legg, J. C. Lamsdell

A vicissicaudatan arthropod from the Silurian Herefordshire Lagerstätte, UK

1 image

Project 4407: (2023) S. J. Hand, J. Maugoust, R. M. Beck, M. J. Orliac

A 50-million-year-old, three-dimensionally preserved bat skull supports an early origin for modern echolocation

1 image

Project 4541: (2023) Z. T. Kulik

Rare osteohistological evidence of skeletal maturity in the early diverging traversodontid Scalenodon angustifrons from the Middle Triassic Manda Beds of Tanzania

12 images

Project 4895: (2023) Z. Macungo, R. Araújo, C. Browning, RMH Smith, R. David, KD Angielczyk, A. Massingue, S. Ferreira-Cardoso, DJP Kortje

Novel anatomy and paleobiological insights on Cistecephalus microrhinus (Synapsida: Dicynodontia)

1 image, 66 3D scans

Project 4893: (2023) C. Suarez, A. M. Forasiepi, M. J. Babot, T. Shinmura, J. Luque, R. D. Vanegas, E. A. Cadena, F. J. Goin.

A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

1 image

Project 4593: (2023) M. A. Armella, F. Deforel

What else is dentition telling us? A new specimen-level phylogeny of Mesotheriidae (Mammalia, Notoungulata)

1 image

Project 4919: (2023) Y. Shi, J. Liu

The tetrapod fauna of the upper Permian Naobaogou Formation of China: 10. Jimusaria monanensis sp. nov. (Dicynodontia) shows a unique epipterygoid

Project 4609: (2023) R. S. Tykoski, D. L. Contreras, C. Noto

The first small-bodied ornithopod dinosaur from the Lewisville Formation (middle Cenomanian) of Texas

1 image

Project 4907: (2023) G. Sobral

The holotype of the basal archosauromorph Prolacerta broomi revisited

4 images

Project 4908: (2023) Y. Zhu, H. Zeng, Y. Liu, F. Zhao

New artiopodan euarthropods from the Chengjiang fauna (Cambrian Stage 3) at Malong, Yunnan, China

1 image

Project 4795: (2023) D. Poy, L. N. Piacentini, S. Lin, L. A. Martinez, M. J. Ramirez, P. Michalik

Copulatory mechanics of ghost spiders reveals a new self-bracing mechanism in entelegyne spiders

3 images

Project 4902: (2022) X. Wang, R. J. Emry, C. A. Boyd, J. J. Person, S. C. White, R. H. Tedford

An exquisitely preserved skeleton of Eoarctos vorax (nov. gen. et sp.) from Fitterer Ranch, North Dakota (early Oligocene) and systematics and phylogeny of North American early arctoids (Carnivora, Caniformia)

1 image

Project 4459: (2023) N. W. Post, C. C. Gilbert, K. D. Pugh, C. S. Mongle

Implications of outgroup selection in the phylogenetic inference of hominoids and fossil hominins

1 image

Project 4214: (2023) G. N. Bronner, S. Mynhardt, N. C. Bennett, L. Cohen, N. Crumpton, M. Hofreiter, P. Arnold, R. J. Asher

Phylogenetic history of golden moles and tenrecs (Mammalia: Afrotheria)

203 images

Project 4303: (2022) B. L. Long-Fox

Phylogenetic controls on shell morphology in the chemosymbiotic Lucinidae (Bivalvia)

116 images

Project 4894: (2023) L. Czepiński

Skull of a dromaeosaurid Shri devi from the Upper Cretaceous of the Gobi Desert suggests convergence to the North American forms

1 image

Project 4437: (2023) G. Verhaegen, M. N. Sangekar, B. Bentlage, H. Hoving, A. G. Collins, D. Lindsay

Drivers behind the diversity and distribution of a widespread midwater narcomedusa

393 images

Project 4889: (2022) M. D. Ezcurra, S. Bandyopadhyay, K. Sen

A new faunistic component of the Lower Triassic Panchet Formation of India increases the continental non-archosauromorph neodiapsid record in the aftermath of the end-Permian mass extinction

1 image

Project 4887: (2022) B. M. Gee, P. J. Makovicky, C. A. Sidor

Upside down: 'Cryobatrachus' and the lydekkerinid record from Antarctica

1 image

Project 4886: (2022) X. Wang, A. Cau, X. Luo, M. Kundrát, W. Wu, S. Ju, Z. Guo, Y. Liu, Q. Ji

A new bohaiornithid-like bird from the Lower Cretaceous of China fills a gap in enantiornithine disparity

1 image

Project 4875: (2022) Y. Y. Zhen, J. A. Bauer, S. M. Bergström

Revision of Histiodella labiosa Bauer, 2010, and its inferred phylogeny in the evolution of the Middle Ordovician conodont genus Histiodella Harris, 1962

1 image

Project 4872: (2023) C. S. Scott, S. Lopez-Torres, M. T. Silcox, R. C. Fox

New paromomyids (Mammalia, Primates) from the Paleocene of southwestern Alberta, Canada, and an analysis of paromomyid interrelationships

1 image

Project 4871: (2023) D. T. Ksepka, D. J. Field, T. A. Heath, W. Pett, D. B. Thomas, S. Giovanardi, A. J. Tennyson

Largest-known fossil penguin provides insight into the early evolution of sphenisciform body size and flipper anatomy

16 images

Project 4868: (2015) S. Giles, L. Darras, G. Clement, A. Blieck, M. Friedman

An exceptionally preserved Late Devonian actinopterygian provides a new model for primitive cranial anatomy in ray-finned fishes

3 images

Project 4865: (2019) T. P. Topper, J. Guo, S. Clausen, C. B. Skovsted, Z. Zhang

A stem group echinoderm from the basal Cambrian of China and the origins of Ambulacraria

7 images

Project 4864: (2015) J. Ma, P. D. Taylor, F. Xia, R. Zhan, G. Sevastopulo

The oldest known bryozoan:Prophyllodictya(Cryptostomata) from the lower Tremadocian (Lower Ordovician) of Liujiachang, south-western Hubei, central China

4 images

Project 4861: (2002) J. M. Clark, H. Sues

Two new basal crocodylomorph archosaurs from the Lower Jurassic and the monophyly of the Sphenosuchia

2 images

Project 4860: (2020) T. E. Guensburg, J. Sprinkle, R. Mooi, B. Lefebvre, B. David, M. Roux, K. Derstler

Athenacrinusn. gen. and other early echinoderm taxa inform crinoid origin and arm evolution

4 images

Project 4858: (2009) E. D. Grogan, R. Lund

Two new iniopterygians (Chondrichthyes) from the Mississippian (Serpukhovian) Bear Gulch Limestone of Montana with evidence of a new form of chondrichthyan neurocranium

1 image

Project 4840: (2019) Y. Tanaka, M. Watanabe

An early and new member of Balaenopteridae from the upper Miocene of Hokkaido, Japan

3 images

Project 4839: (2009) T. R. Lyson, W. G. Joyce

A new species ofPalatobaena(Testudines: Baenidae) and a maximum parsimony and Bayesian phylogenetic analysis of Baenidae

5 images

Project 4838: (1999) L. E. Popov, I. F. Nikitin, E. V. Sokiran

The earliest atrypides and athyridides (Brachiopoda) from the Ordovician of Kazakhstan

2 images

Project 4837: (1997) B. Lieberman, G. Kloc

Evolutionary and biogeographic patterns in the asteropyginae (trilobita, devonian) delo, 1935

1 image

Project 4826: (2013) A. Bignon, C. Cronier

The systematics and phylogeny of the Devonian subfamily Asteropyginae (Trilobita: Phacopida)

4 images

Project 4806: (2004) V. Dupret

The phylogenetic relationships between actinolepids (Placodermi: Arthrodira) and other arthrodires (phlyctaeniids and brachythoracids)

2 images

Project 4802: (2020) J. R. Lively

Redescription and Phylogenetic Assessment of ‘Prognathodon’ Stadtmani: Implications for Globidensini Monophyly and Character Homology in Mosasaurinae

1 image

Project 4753: (2023) S. G. Scarpetta, D. T. Ledesma

A strikingly ornamented fossil alligator lizard (Squamata: Abronia) from the Miocene of California

2 images

Project 4856: (2021) J. P. Rio, P. D. Mannion

Phylogenetic analysis of a new morphological dataset elucidates the evolutionary history of Crocodylia and resolves the long-standing gharial problem

1 image

Project 4602: (2023) A. M. Yates, J. Ristevski, S. W. Salisbury

The last Baru (Crocodylia, Mekosuchinae): a new species of ‘cleaver‐headed crocodile’ from central Australia and the turnover of crocodylians during the Late Miocene in Australia

1 image

Project 4447: (2021) G. Sobral, H. Sues, R. Schoch

A new diapsid with a unique tooth structure from the Middle Triassic (Ladinian) of Germany

1 image

Project 4439: (2021) X. Cui, Q. Qu, P. S. Andreev, Q. Li, H. Mai, M. Zhu

Modeling scale morphogenesis in a Devonian chondrichthyan and scale growth patterns in crown gnathostomes

1 image

Project 4438: (2021) K. D. Angielczyk, J. Liu, W. Yang

A redescription of Kunpania scopulusa, a bidentalian dicynodont (Therapsida, Anomodontia) from the Guadalupian of northwestern China

1 image

Project 4344: (2021) X. Lu, X. Ni, O. Maridet

A new glirid-like cricetid from the lower Oligocene of Southern China

1 image

Project 4336: (2022) A. H. Pentland, S. F. Poropat, M. A. White, S. L. Rigby, J. J. Bevitt, R. J. Duncan, T. Sloan, R. A. Elliott, H. A. Elliott, J. A. Elliott, D. A. Elliott

The osteology of Ferrodraco lentoni, an anhanguerid pterosaur from the mid-Cretaceous of Australia

1 image

Project 4836: (2002) M. C. Ebach, K. J. McNamara

A systematic revision of the family Harpetidae (Trilobita)

1 image

Project 4738: (2003) A. L. Rode Stigall, L. E. Babcock

Phylogeny of Fossil and Extant Freshwater Crayfish and Some Closely Related Nephropid Lobsters

1 image

Project 4851: (2007) M. Friedman

The interrelationships of Devonian lungfishes (Sarcopterygii: Dipnoi) as inferred from neurocranial evidence and new data from the genus Soederberghia Lehman, 1959

1 image

Project 4848: (2007) L. Cavin, V. Suteethorn, E. Buffetaut, H. Tong

A new Thai Mesozoic lungfish (Sarcopterygii, Dipnoi) with an insight into post-Palaeozoic dipnoan evolution

1 image

Project 4847: (2021) S. Byrum, B. S. Lieberman

Phylogeny and biogeography of some Cretaceous spatangoid echinoids with special emphasis on taxa from the Western Interior Seaway

1 image

Project 4852: (2023) G. Mayr, A. Kitchener

A new fossil from the London Clay documents the convergent origin of a “mousebird-like” tarsometatarsus in an early Eocene near-passerine bird

1 image

Project 4224: (2023) Ana Andruchow-Colombo, Gabriella Rossetto-Harris, Tim J. Brodribb, María A. Gandolfo, Peter Wilf

A new species of Acmopyle (Podocarpaceae) with preserved accessory transfusion tissue, from the Eocene of Argentinean Patagonia

1 image

Project 4828: (2022) Y. Hsiao, D. A. Pollock

Morphology-based phylogeny of oval palm and flower beetles (Coleoptera: Mycteridae: Eurypinae), with descriptions of new genera and species from Australia

1 image

Project 4846: (2008) J. De Moraes Leme, M. Guimara Es Sima Es, A. Carlos Marques, H. Van Iten

Cladistic analysis of the suborder Conulariina Miller and Gurley, 1896 (Cnidaria, Scyphozoa; Vendian-Triassic)

1 image

Project 4845: (2005) M. J. de Maintenon

Phylogenetic relationships of the tropical American columbellid taxa Conella, Eurypyrene, and Parametaria (Gastropoda: Neogastropoda)

1 image

Project 4844: (2012) M. Buchwitz, C. Foth, I. Kogan, S. Voigt

On the use of osteoderm features in a phylogenetic approach on the internal relationships of the Chroniosuchia (Tetrapoda: Reptiliomorpha)

1 image

Project 4843: (2010) B. Bai, Y. Wang, J. Meng

New Craniodental Materials of Litolophus gobiensis (Perissodactyla, Eomoropidaeâ) from Inner Mongolia, China, and Phylogenetic Analyses of Eocene Chalicotheres

1 image

Project 3401: (2023) J.D. Carrillo, C. Suarez, A. M. Benites-Palomino, A. Vanegas, A. Link, A. F. Rincón, J. Luque, S. B. Cooke, M. Tallman, G. Billet

New remains of Neotropical bunodont litopterns and the systematics of Megadolodinae (Mammalia: Litopterna) - REDUCED MATRICES

1 image

Project 3399: (2023) J. D. Carrillo, C. Suarez, A. M. Benites-Palomino, A. Vanegas, A. Link, A. F. Rincón, J. Luque, S. B. Cooke, M. Tallman, G. Billet

New remains of Neotropical bunodont litopterns and the systematics of Megadolodinae (Mammalia: Litopterna) - EXTENDED MATRIX

15 images

Project 4834: (2001) L. T. Bolbrook

Comparative osteology of early Tertiary tapiromorphs (Mammalia, Perissodactyla)

1 image

Project 4832: (2007) A. J. McGowan, A. B. Smith

Ammonoids across the Permian/Triassic boundary: a cladistic perspective

1 image

Project 4824: (2014) C.J. Bentley, J.B. Jago

A Cambrian Series 3 (Guzhangian) trilobite fauna with Centropleura from Christmas Hills, northwestern Tasmania

1 image

Project 4842: (2023) S. Ting, X. Wang, J. Meng

Cranial and Postcranial Morphology of the Insectivoran-Grade Mammals Hsiangolestes and Naranius (Mammalia, Eutheria) with Analyses of Their Phylogenetic Relationships

1 image

Project 3923: (2022) E. Diaz-Berenguer, M. Moreno-Azanza, A. Badiola, J. I. Canudo

Neurocranial bones are key to untangling the sea cow evolutionary tree: osteology of the skull of Sobrarbesiren cardieli (Mammalia: Pan-Sirenia)

1 image

Project 3968: (2023) A. E. Fernandes, V. Beccari, A. W. Kellner, O. Mateus

A new gnathosaurine (Pterosauria, Archaeopterodactyloidea) from the Late Jurassic of Portugal

1 image

Project 4822: (2004) L. Amati, R. M. Feldmann, J. Zonneveld

A new family of Triassic lobsters (Decapoda: Astacidea) from British Columbia and its phylogenetic context

5 images

Project 4817: (2019) C. Aria, J. Caron

A middle Cambrian arthropod with chelicerae and proto-book gills

7 images

Project 4815: (2020) R. J. LaVine

The Role of Developmental Constraints in Shaping Macroevolutionary Patterns of Disparity in Agnostine Arthropods

5 images

Project 4804: (2005) X. Wang, M. C. McKenna, D. Dashzeveg

Amphicticeps and Amphicynodon (Arctoidea, Carnivora) from Hsanda Gol Formation, Central Mongolia and Phylogeny of Basal Arctoids with Comments on Zoogeography

1 image

Project 4803: (1998) D. W. Dilkes

The early Triassic rhynchosaur Mesosuchus browni and the interrelationships of basal archosauromorph reptiles

1 image

Project 4798: (2019) C. F. Kammerer

Revision of the Tanzanian dicynodont Dicynodon huenei (Therapsida: Anomodontia) from the Permian Usili Formation

1 image

Project 4789: (1987) A. B. Smith, M. A. Arbizu

Inverse larval development in a Devonian edrioasteroid from Spain and the phylogeny of Agelacrinitinae

7 images

Project 4528: (2023) F. A. Ferratges, J. Luque, J. L. Domínguez, Ã. Ossó, M. Aurell, S. Zamora

The oldest dairoidid crab (Decapoda, Brachyura, Parthenopoidea) from the Eocene of Spain

1 image

Project 4662: (2022) J. C. Silva Junior, A. G. Martinelli, T. S. Marinho, J. I. da Silva, M. C. Langer

New specimens of Baurutitan britoi and a taxonomic reassessment of the titanosaur dinosaur fauna (Sauropoda) from the Serra da Galga Formation (Late Cretaceous) of Brazil

1 image

Project 4713: (2022) A. I. Crichton, T. H. Worthy, A. B. Camens, G. J. Prideaux

A new ektopodontid possum (Diprotodontia, Ektopodontidae) from the Oligocene of central Australia, and its implications for phalangeroid interrelationships

7 images

Project 4337: (2023) C. J. EVERETT, T. A. DEMÉRÉ, A. R. WYSS

A new species of Pinnarctidion from the Pysht Formation of Washington State (U.S.A.) and a phylogenetic analysis of basal pan-pinnipeds (Eutheria, Carnivora)

1 image

Project 4715: (2022) J. R. Horner, M. B. Goodwin, D. C. Evans

A new pachycephalosaurid from the Hell Creek Formation, Garfield County, Montana, U.S.A.

1 image

Project 4823: (2022) D. De Simão-Oliveira, F. L. Pinheiro, M. B. De Andrade, F. A. Pretto

Redescription, taxonomic revaluation and phylogenetic affinities of Proterochampsa nodosa (Archosauriformes: Proterochampsidae) from the early Late Triassic of the Candelaria Sequence (Santa Maria Supersequence)

1 image

Project 4361: (2023) A. Andruchow-Colombo, I. H. Escapa, L. Aagesen, K. K. Matsunaga

In search of lost time: tracing the fossil diversity of Podocarpaceae through the ages

1 image

Project 4809: (2022) F. Bellardini, R. A. Coria, D. A. Pino, G. J. Windholz, M. A. Baiano, A. G. Martinelli

Osteology and phylogenetic relationships of Ligabuesaurus leanzai (Dinosauria: Sauropoda) from the Early Cretaceous of the Neuquén Basin, Patagonia, Argentina

1 image

Project 4821: (2002) J. O. Ebbestad, G. E. Budd

Burlingiid trilobites from Norway, with a discussion of their affinities and relationships

1 image

Project 4820: (2009) J. L. Benedetto

Chaniella, a new lower Tremadocian (Ordovician) brachiopod from northwestern Argentina and its phylogenetic relationships within basal rhynchonelliforms

1 image

Project 4819: (2004) O. Tinn, T. Meidla

Phylogenetic relationships of Early-Middle Ordovician ostracods of Baltoscandia

1 image

Project 4810: (2022) G. Mayr, A. C. Kitchener

Oldest fossil loon documents a pronounced ecomorphological shift in the evolution of gaviiform birds

1 image

Project 4816: (2010) W. I. Ausich, T. W. Kammer

Generic concepts in the Batocrinidae Wachsmuth and Springer, 1881 (class Crinoidea)

1 image

Project 4814: (2015) R. E. Swisher, S. R. Westrop, L. Amati

The Upper Ordovician trilobite Raymondites Sinclair, 1944 in North America

1 image

Project 4799: (2013) S. Zamora

Morphology and phylogenetic interpretation of a new Cambrian edrioasteroid (Echinodermata) from Spain

2 images

Project 4797: (1998) Dashzeveg, D. & J. Meng

New Eocene ctenodactyloid rodents from the Eastern Gobi Desert of Mongolia and a phylogenetic analysis of ctenodactyloids based on dental features

1 image

Project 4792: (2002) J. M. Clark, H. Sues

Two new basal crocodylomorph archosaurs from the Lower Jurassic and the monophyly of the Sphenosuchia

1 image

Project 4791: (2000) S. E. Sequeira, M. I. Coates

Reassessment of ‘Cladodus’neilsoniTraquair: a primitive shark from the Lower Carboniferous of East Kilbridge, Scotland

1 image

Project 4790: (2013) C. E. Mitchell, M. J. Melchin, C. B. Cameron, J. Maletz

Phylogenetic analysis reveals that Rhabdopleura is an extant graptolite

1 image

Project 4749: (2016) R. E. Swisher, S. R. Westrop, L. Amati

Systematics and paleobiogeographic significance of the Upper Ordovician pterygometopine trilobite Achatella Delo, 1935

1 image

Project 4360: (2023) L.J. Hart, B.M. Gee, P.M. Smith, M.R.McCurry

A New Chigutisaurid (Brachyopoidea, Temnospondyli) with soft tissue preservation from the Triassic Sydney Basin, New South Wales

1 image

Project 4784: (1997) D. Korn

Evolution of the Goniatitaceae and Viséan–Namurian biogeography

1 image

Project 4788: (2000) H. G. JOHNSON, D. K. ELLIOTT, J. H. WITTKE

A new actinolepid arthrodire (Class Placodermi) from the Lower Devonian Sevy Dolomite, East-Central Nevada

2 images

Project 4813: (2022) P. Valenti, E. Vlachos, C. Kehlmaier, U. Fritz, G. L. Georgalis, À. Hernández Luján, R. Miccichè, L. Sineo, M. Delfino

The last of the large-sized tortoises of the Mediterranean islands

11 images

Project 4812: (2022) J. E. Corrie, R. E. Fordyce

A redescription and re-evaluation of Kekenodon onamata (Mammalia: Cetacea), a late-surviving archaeocete from the Late Oligocene of New Zealand

3 images

Project 4811: (2022) D.M. Casali, A. Boscaini, T.J. Gaudin, F. A. Perini

Reassessing the phylogeny and divergence times of sloths (Mammalia: Pilosa: Folivora), exploring alternative morphological partitioning and dating models

6 images

Project 4808: (2022) D. B. Norman, M. G. Baron, M. S. Garcia, R. T. Müller

Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria)

1 image

Project 4807: (2023) J. Kim, G. Cassis, S. Jung

Phylogenetic analysis of the predatory plant bug subfamily Deraeocorinae (Hemiptera: Heteroptera: Miridae) based on molecular and morphological data

1 image

Project 4736: (2023) L. Macaluso, L. C. Wencker, M. Castrovilli, G. Carnevale, M. Delfino

A comparative atlas of selected skeletal elements of European urodeles (Amphibia: Urodela) for palaeontological investigations

12 images

Project 4785: (1999) M. Ruta

A cladistic analysis of the anomalocystitid mitrates

1 image

Project 4777: (2007) J. Frobisch

The cranial anatomy of Kombuisia frerensis Hotton (Synapsida, Dicynodontia) and a new phylogeny of anomodont therapsids

1 image

Project 4776: (2011) L. Marivaux, M. Adaci, M. Bensalah, H. G. Rodrigues, L. Hautier, M. Mahboubi, F. Mebrouk, R. Tabuce, M. Vianey-Liaud

Zegdoumyidae (Rodentia, Mammalia), stem anomaluroid rodents from the Early to Middle Eocene of Algeria (Gour Lazib, Western Sahara): new dental evidence

2 images

Project 4775: (2012) R. S. Thompson, J. C. Parish, S. C. Maidment, P. M. Barrett

Phylogeny of the ankylosaurian dinosaurs (Ornithischia: Thyreophora)

1 image

Project 4796: (2005) T. J. Cotton, R. A. Fortey

Comparative morphology and relationships of the Agnostida

6 images

Project 4700: (2023) D.A. Ponce, T.M. Scheyer, I.A. Cerda, J.B. Desojo

Palaeobiological inferences of “rauisuchians” Fasolasuchus tenax (Los Colorados Fm., Argentina) and Prestosuchus chiniquensis (Santa Maria Super sequence, Brazil) from the Middle–Upper Triassic of South America based on microstructural analyses

5 images

Project 4780: (2003) H. Karasawa, H. Kato

The family Goneplacidae MacLeay, 1838 (Crustacea: Decapoda: Brachyura): systematics, phylogeny, and fossil records

1 image

Project 4779: (2002) L. E. Park, A. S. Cohen, K. Martens

Phylogenetic Relationships of Gomphocythere (Ostracoda) in Lake Tanganyika, East Africa

1 image

Project 4778: (2008) J. Englehorn, B. J. Small, A. Huttenlocker

A redescription ofAcroplous vorax(Temnospondyli: Dvinosauria) based on new specimens from the Early Permian of Nebraska and Kansas, U.S.A.

1 image

Project 4774: (2002) C. D. Sumrall, C. E. Brett

A Revision of Novacystis Hawkesi Paul and Bolton 1991 (Middle Silurian: Glyptocystitida, Echinodermata) and the Phylogeny of Early Callocystitids

1 image

Project 4768: (2014) M. Jun-Ye, C. J. Buttler, P. D. Taylor

Cladistic analysis of the ‘trepostome’ Suborder Esthonioporina and the systematics of Palaeozoic bryozoans

1 image

Project 4763: (2006) C. D. Sumrall, F. J. Gahn

Morphological and systematic reinterpretation of two enigmatic edrioasteroids (Echinodermata) from Canada

1 image

Project 4762: (2002) M. C. Ebach, K. J. McNamara

A systematic revision of the family Harpetidae (Trilobita)

1 image

Project 4759: (2001) B. Lefebvre

A critical comment on ‘ankyroids’ (Echinodermata, Stylophora)

1 image

Project 4758: (2020) R. Weppe, C. Blondel, M. Vianey-Liaud, G. Escarguel, T. Pélissié, P. Antoine, M. Judith Orliac

Cainotheriidae (Mammalia, Artiodactyla) from Dams (Quercy, SW France): phylogenetic relationships and evolution around the Eocene–Oligocene transition (MP19–MP21)

1 image

Project 4757: (2011) V. Hairapetian, D. Korn

A new Beloceras species (Ammonoidea; Late Devonian) from eastern Iran and a phylogenetic analysis of the Beloceratidae

1 image

Project 4756: (2013) S. F. Mitchell

Revision of the Antillocaprinidae Mac Gillavry (Hippuritida, Bivalvia) and their position within the Caprinoidea d’Orbigny

2 images

Project 4748: (2003) L. C. Anderson, P. D. Roopnarine

Evolution and phylogenetic relationships of Neogene Corbulidae (Bivalvia; Myoidea) of tropical America

1 image

Project 4773: (2013) D. BERT, S. BERSAC

Evolutionary patterns-tested with cladistics-and processes in relation to palaeoenvironments of the Upper Barremian genus Gassendiceras (Ammonitina, Lower Cretaceous)

1 image

Project 4761: (2017) J. D. Pardo, M. Szostakiwskyj, P. E. Ahlberg, J. S. Anderson

Hidden morphological diversity among early tetrapods

14 images

Project 4664: (2023) H. KLOMPEN, B. S. GERDEMAN

Genus-level revision of the Heterozerconoidea (Parasitiformes: Mesostigmata)

1 image

Project 4770: (2007) B. KRÖGER, R. MAPES

Carboniferous Actinoceratoid Nautiloidea (Cephalopoda) - A New Perspective

1 image

Project 4769: (2017) A. Averianov, I. Danilov, J. Jin, Y. Wang

A new amynodontid from the Eocene of South China and phylogeny of Amynodontidae (Perissodactyla: Rhinocerotoidea)

2 images

Project 4767: (2008) N. B. Fröbisch, R. R. Reisz

A new Lower Permian amphibamid (Dissorophoidea, Temnospondyli) from the fissure fill deposits near Richards Spur, Oklahoma

6 images

Project 4765: (2023) O. R. Regalado Fernandez, F. Sour-Tovar

The agnostid trilobite assemblage from San José de Gracia, Sonora, México, and the implications of phylogenetics in stratigraphic calibration

8 images

Project 4764: (1999) F. A. Sundberg

Redescription of Alokistocare subcoronatum (Hall and Whitfield, 1877), the type species of Alokistocare, and the status of Alokistocaridae Resser, 1939B (Ptychopariida: Trilobita, Middle Cambrian)

1 image

Project 4760: (1996) S. R. Westrop, R. Ludvigsen, C. H. Kindle

Marjuman (Cambrian) agnostoid trilobites of the Cow Head Group, Western Newfoundland

1 image

Project 4755: (2008) O. E. Tetlie, M. Poschmann

Phylogeny and palaeoecology of the Adelophthalmoidea (Arthropoda; Chelicerata; Eurypterida)

2 images

Project 4751: (2020) T. M. Claybourn, C. B. Skovsted, L. E. Holmer, B. Pan, P. M. Myrow, T. P. Topper, G. A. Brock, L. Cherns

Brachiopods from the Byrd Group (Cambrian Series 2, Stage 4) Central Transantarctic Mountains, East Antarctica: biostratigraphy, phylogeny and systematics

2 images

Project 4747: (2001) M. C. Ebach, S. T. Ahyong

Phylogeny of the Trilobite Subgenus Acanthopyge (Lobopyge)

1 image

Project 4741: (2017) D. A. A. Mertz

Phylogeny, diversity, and ecology of the ammonoid superfamily acanthoceratoidea through the Cenomanian and Turonian

1 image

Project 832: (2023) T. A. Dickinson, S. Han

What is Suksdorf’s hawthorn? revision of the western North American 20-stamen black-fruited hawthorns (Crataegus series Douglasianae, Rosaceae subtribe Malinae)

124 images

Project 4462: (2023) J. A. Bonsor, J. A. Lockwood, J. V. Leite, A. Scott-Murray, S. C. Maidment

THE OSTEOLOGY OF THE HOLOTYPE OF THE BRITISH IGUANODONTIAN DINOSAUR MANTELLISAURUS ATHERFIELDENSIS

1 image

Project 4689: (2022) A. W. Kellner, B. Holgado, O. Grillo, F. A. Pretto, L. Kerber, F. L. Pinheiro, M. B. Soares, C. L. Schultz, R. T. Lopes, O. Araújo, R. T. Müller

Reassessment of Faxinalipterus minimus, a purported Triassic pterosaur from southern Brazil with the description of a new taxon

1 image

Project 4610: (2023) D. Foffa, S. J. Nesbitt, B. T. Kligman, R. J. Butler, M. R. Stocker

New specimen and redescription of Anisodontosaurus greeri (Moenkopi Formation: Middle Triassic) and the spatiotemporal origins of Trilophosauridae

1 image

Project 4752: (2023) H. Zaher, D. M. Mohabey, F. G. Grazziotin, J. A. Wilson Mantilla

The skull of Sanajeh indicus, a Cretaceous snake with an upper temporal bar, and the origin of ophidian wide-gaped feeding

1 image

Project 4734: (2009) E. Friis, K. Pedersen, M. von Balthazar, G. Grimm, P. Crane

Monetianthus mirus gen. et sp. nov., a Nymphaealean Flower from the Early Cretaceous of Portugal

1 image

Project 4746: (1999) M. M. Yacobucci

Plasticity of Developmental Timing as the Underlying Cause of High Speciation Rates in Ammonoids. An example from the Cenomanian Western Interior Seaway of North America.

11 images

Project 4744: (2023) K. Gernelle, F. Lihoreau, J. Boisserie, L. Marivaux, G. MéTais, P. Antoine

New material of Parabrachyodus hyopotamoides from Samane Nala, Bugti Hills (Pakistan) and the origin of Merycopotamini (Mammalia: Hippopotamoidea)

3 images

Project 4743: (2023) V. Fischer, R. B. Benson, N. G. Zverkov, M. S. Arkhangelsky, I. M. Stenshin, G. N. Uspensky, N. E. Prilepskaya

Anatomy and relationships of the bizarre Early Cretaceous pliosaurid Luskhan itilensis

1 image

Project 4556: (2023) L. E. Zanno, J. Liu, T. A. Gates, H. M. Avrahami, R. T. Tucker, P. J. Makovicky

An early-diverging iguanodontian (Dinosauria: Rhabdodontomorpha) from the Late Cretaceous of North America

1 video

Project 4735: (2023) E. Arriaga-Varela, W. Tomaszewska, K. Szawaryn, J. Robertson, M. Seidel, A. Ślipiński, M. Fikáček

The resurrection of Cerasommatidiidae, an enigmatic group of coccinelloid beetles (Coleoptera: Coccinelloidea) based on molecular and morphological evidence

1 image

Project 4432: (2023) G. Marrama , E. Villalobos-Segura, R. Zorzin, J. Kriwet, G. Carnevale

The evolutionary origin of the durophagous pelagic stingray ecomorph

1 image

Project 4591: (2023) B. M. Gee, C. V. Beightol, C. A. Sidor

A new lapillopsid from Antarctica and a reappraisal of the phylogenetic relationships of early diverging stereospondyls

1 image

Project 4527: (2023) J Smid, S Matilla Fernandez, H. S. A. Elmi, T. Mazuch

Diversity of Sand Snakes (Psammophiidae, Psammophis) in the Horn of Africa, with the description of a new species from Somalia

346 images

Project 4625: (2023) D. Barasoain, D. A. Croft, A. E. Zurita, V. H. Contreras, R. L. Tomassini

The last horned armadillos: phylogeny and decline of Peltephilidae (Xenarthra, Cingulata)

1 image

Project 4727: (2022) W. D. Colombo, C. M. Tribull, C. Waichert, C. O. Azevedo

Integrative taxonomy solves taxonomic impasses: a case study from Epyrinae (Hymenoptera, Bethylidae)

4 images

Project 4702: (2023) Y. Ke, I. A. Rahman, H. Song, J. Hu, K. Niu, F. Lou, H. Li, F. Han

A new species of Nanhsiungchelys (Testudines: Cryptodira: Nanhsiungchelyidae) from the Upper Cretaceous of Nanxiong Basin, China

1 image

Project 3774: (2021) V. D. Paes Neto, J. B. Desojo, A. C. Brust, A. M. Ribeiro, C. L. Schultz, M. B. Soares

The first braincase of the basal aetosaur Aetosauroides scagliai (Archosauria: Pseudosuchia) from the Upper Triassic of Brazil

3 3D scans

Project 4411: (2022) J. E. Martin, Y. Pochat-Cottilloux, Y. Laurent, V. Perrier, E. Robert, P. Antoine

Anatomy and phylogeny of an exceptionally large sebecid (Crocodylomorpha) from the middle Eocene of southern France

2 images

Project 4712: (2022) L. C. Pusch, C. F. Kammerer, V. Fernandez, J. Fröbisch

Cranial anatomy of Nythosaurus larvatus Owen, 1876, an Early Triassic cynodont preserving a natural endocast

1 image

Project 4709: (2023) S. F. Poropat, P. D. Mannion, S. L. Rigby, R. J. Duncan, A. H. Pentland, J. J. Bevitt, T. Sloan, D. A. Elliott

A nearly complete skull of the sauropod dinosaur Diamantinasaurus matildae from the Upper Cretaceous Winton Formation of Australia and implications for the early evolution of titanosaurs

1 image

Project 3955: (2023) M. Schade, O. Rauhut, C. Foth, O. Moleman, S. Evers

A reappraisal of the cranial and mandibular osteology of the spinosaurid Irritator challengeri (Dinosauria: Theropoda)

1 image

Project 4496: (2023) R. Matamales-Andreu, E. Mujal, Ã. Galobart, J. Fortuny

A new medium-sized moradisaurine captorhinid eureptile from the Permian of Mallorca (Balearic Islands, western Mediterranean) and correlation with the co-occurring ichnogenus Hyloidichnus

1 image

Project 4369: (2023) R. Mehrotra, S. Chavanich, C. Monchanin, S. Jualaong, B. W. Hoeksema

Biodiversity, ecology, and taxonomy of sediment-dwelling Dendrophylliidae (Anthozoa, Scleractinia) in the Gulf of Thailand

10 3D scans

Project 4542: (2023) J. P. Downs, M. M. Osatchuck, O. A. Goodchild, E. B. Daeschler

Second species of Eusthenodon (Tristichopteridae, Sarcopterygii) from the Upper Devonian (Famennian) Catskill Formation of Pennsylvania, U.S.A., and a review of global Eusthenodon occurrence

1 image

Project 4626: (2023) T. Moons, N. Kmentová, A. Pariselle, T. Artois, W. Bert, M. P. Vanhove, A. J. Cruz-Laufer

All quiet on the western front? The evolutionary history of monogeneans (Dactylogyridae: Cichlidogyrus, Onchobdella) infecting a West and Central African tribe of cichlid fishes (Chromidotilapiini)

364 images

Project 4585: (2023) M. A. Izquierdo, T. M. Dederichs, F. Cargnelutti, P. Michalik

Copulatory behaviour and genital mechanics suggest sperm allocation by a non-intromittent sclerite in a pholcid spider

2 images

Project 4611: (2023) T. L. Green, P. M. Gignac

Osteological comparison of casque ontogeny in palaeognathous and neognathous birds: insights for selecting modern analogues in the study of cranial ornaments from extinct archosaurs

46 images

Project 4693: (2022) Z. Yuan, G. Xu, X. Dai, F. Wang, X. Liu, E. Jia, L. Miao, H. Song

A new perleidid neopterygian fish from the Early Triassic (Dienerian, Induan) of South China, with a reassessment of the relationships of Perleidiformes

1 image

Project 4649: (2023) D. Badano, B. J. Sinclair, Q. Zhang, F. Palermo, N. Pieroni, L. Maugeri, M. Fratini, P. Cerretti

New Cretaceous empidoids and the Mesozoic dance fly revolution (Diptera: Empidoidea)

10 images

Project 4680: (2022) Y. Xu, S. Jiang, X. Wang

A new istiodactylid pterosaur, Lingyuanopterus camposi gen. et sp. nov., from the Jiufotang Formation of western Liaoning, China

2 images

Project 4584: (2023) S. Sachs, P. Abel, D. Madzia

A ‘long-forgotten’ plesiosaur provides evidence of large-bodied rhomaleosaurids in the Middle Jurassic of Germany

1 image

Project 4675: (2022) Y. Rollot, S. W. Evers, S. E. Pierce, W. G. Joyce

Cranial osteology, taxonomic reassessment, and phylogenetic relationships of the Early Cretaceous (Aptian-Albian) turtle Trinitichelys hiatti (Paracryptodira)

1 image

Project 4688: (2022) C. T. Barker, J. A. Lockwood, D. Naish, S. Brown, A. Hart, E. Tulloch, N. J. Gostling

A European giant: a large spinosaurid (Dinosauria: Theropoda) from the Vectis Formation (Wealden Group, Early Cretaceous), UK

1 image

Project 4687: (2021) C. T. Barker, D. W. Hone, D. Naish, A. Cau, J. A. Lockwood, B. Foster, C. E. Clarkin, P. Schneider, N. J. Gostling

New spinosaurids from the Wessex Formation (Early Cretaceous, UK) and the European origins of Spinosauridae

1 image

Project 4686: (2022) D. Naish, A. Cau

The osteology and affinities of Eotyrannus lengi, a tyrannosauroid theropod from the Wealden Supergroup of southern England

1 image

Project 4623: (2022) A. S. Brum, T. R. Simões, G. A. Souza, A. E. Pinheiro, R. G. Figueiredo, M. W. Caldwell, J. M. Sayão, A. W. Kellner, P. Mannion

Ontogeny and evolution of the elasmosaurid neck highlight greater diversity of Antarctic plesiosaurians

1 image

Project 4684: (2019) J. P. O’Gorman

Elasmosaurid phylogeny and paleobiogeography, with a reappraisal of Aphrosaurus furlongi from the Maastrichtian of the Moreno Formation

1 image

Project 4345: (2023) T. Riede, A. Stein, K. L. Baab, J. M. Hoxworth

Post-pubertal developmental trajectories of laryngeal shape and size in humans

1 image

Project 4682: (2023) F. A. BOCKMANN, J. FERRER, P. P. RIZZATO, A. L. ESGUÍCERO, L. F. DUBOC, L. F. INGENITO

Anatomy, ecology, and behavior of a new species of Scleronema Eigenmann, 1917 (Siluriformes: Trichomycteridae) from coastal drainages in the southern Brazilian Atlantic Rainforest, with comments on the monophyly and phylogeny of the genus

1 image

Project 4422: (2023) H. O. Berks, M. Lunde Nielsen, J. Flannery‐Sutherland, A. Thorshøj Nielsen, T. S. Park, J. Vinther

A possibly deep branching artiopodan arthropod from the lower Cambrian Sirius Passet Lagerstätte (North Greenland)

1 image

Project 4681: (2022) A. Lemierre, D. C. Blackburn

A new genus and species of frog from the Kem Kem (Morocco), the second neobatrachian from Cretaceous Africa

1 image

Project 4514: (2023) B. BURRIEL-CARRANZA, T. MAZUCH, M. ESTARELLAS, A. TALAVERA, G. RIAÑO, T. KOPPETSCH, K. TAMAR, H. TEJERO-CICUÉNDEZ, S. A. SAADI, S. BUSAIS, L. KRATOCHVÍL, M. SHOBRAK, J. ŠMÍD, S. CARRANZA

Pristurus guweirensis Haas, 1943 (Gekkota: Sphaerodactylidae): the most abundant and widely distributed species of Pristurus previously referred to as Pristurus sp. 1

1135 images

Project 4642: (2016) H. E. Rivera-Sylva, A. A. Farke, B. P. Hedrick, P. Dodson

A Centrosaurine (Dinosauria: Ceratopsia) from the Aguja Formation (Late Campanian) of Northern Coahuila, Mexico

1 image

Project 4604: (2023) N. P. Johnston, M. Piwczyński, P. Trzeciak, K. Walczak, K. Szpila

Integration of mitogenomic and morphological data disentangles the systematics of Pollenia and establishes a revised phylogenetic hypothesis for the Polleniidae

2 images

Project 4560: (2021) G. A. Ballen, J. W. Moreno-Bernal, C. Jaramillo

The fossil record of sabre-tooth characins (Teleostei: Characiformes: Cynodontinae), their phylogenetic relationships and palaeobiogeographical implications

1 image

Project 4678: (2023) R. W. Boessenecker, B. L. Beatty, J. H. Geisler

New specimens and species of the Oligocene toothed baleen whale Coronodon from South Carolina and the origin of Neoceti

1 image

Project 4674: (2023) Y. Li, S. Yamamoto, A. F. Newton, C. Cai

Kekveus brevisulcatus sp. nov., a new featherwing beetle from mid-Cretaceous amber of northern Myanmar (Coleoptera: Ptiliidae)

2 images

Project 4458: (2023) J. Liu

The tetrapod fauna of the upper Permian Naobaogou Formation of China: 9. A new species of Gansurhinus (Reptilia: Captorhinidae) and a revision of Chinese captorhinids

1 image

Project 4673: (2004) H. Furusawa

A phylogeny of the North Pacific Sirenia (Dugongidae: Hydrodamalinae) based on a comparative study of endocranial casts

1 image

Project 4672: (2013) J. Benoit, A. Fahlman, S. Adnet, E. El Mabrouk, H. Khayati, M. Ben Haj Ali, L. Marivaux, G. Merzeraud, S. Merigeaud, M. Vianey-Liaud, R. Tabuce

Cranial Remain from Tunisia Provides New Clues for the Origin and Evolution of Sirenia (Mammalia, Afrotheria) in Africa

5 images

Project 4671: (2018) J. Velez-Juarbe, A. R. Wood

An early Miocene dugongine (Sirenia: Dugongidae) from Panama

7 images

Project 4669: (2022) S. Heritage, E. R. Seiffert

Total evidence time-scaled phylogenetic and biogeographic models for the evolution of sea cows (Sirenia, Afrotheria)

1 image

Project 4661: (2023) R. V. Pêgas, X. Zhou, X. Jin, K. Wang, W. Ma

A taxonomic revision of the Sinopterus complex (Pterosauria, Tapejaridae) from the Early Cretaceous Jehol Biota, with the new genus Huaxiadraco

1 image

Project 4666: (2023) X. An, X. Xu, F. Han, C. Sullivan, Q. Wang, Y. Li, D. Wang, B. Wang, J. Hu

A new juvenile sauropod specimen from the Middle Jurassic Dongdaqiao Formation of East Tibet

1 image

Project 4665: (2023) A. Villa

A redescription of Palaeogekko risgoviensis (Squamata, Gekkota) from the Middle Miocene of Germany, with new data on its morphology

1 image

Project 4659: (2023) L. Chavarría‐Pizarro, M. da Silva, D. C. Ament, E. A. Almeida, F. B. Noll

Behavioural evolution of Neotropical social wasps (Vespidae: Polistinae): the queen selection process

1 image

Project 4654: (2021) S. S. Oliveira, D. De Souza Amorim

Phylogeny, Classification, Mesozoic Fossils, and Biogeography of the Leiinae (Diptera: Mycetophilidae)

1 image

Project 4650: (2023) D. d. Amorim, S. S. Oliveira, D. D. do Carmo, G. C. Ribeiro

The oldest Gondwanan fossil of Leiinae (Diptera, Mycetophilidae): Phylogenetic and evolutionary implications

1 image

Project 4652: (2023) J. P. da Silva, D. F. Vaz

Morphology and phylogenetic significance of the pelvic articular region in elasmobranchs (Chondrichthyes)

3 images

Project 4651: (2023) P. A. Carrasco, C. Koch, F. G. Grazziotin, P. J. Venegas, J. C. Chaparro, G. J. Scrocchi, D. Salazar‐Valenzuela, G. C. Leynaud, C. I. Mattoni

Total‐evidence phylogeny and evolutionary morphology of New World pitvipers (Serpentes: Viperidae: Crotalinae)

1 image

Project 4634: (2022) B. J. Shockey, E. White, F. Anaya, A. McGrath

A new proterotheriid (Mammalia, Litopterna) from the Salla Beds of Bolivia (upper Oligocene): phylogeny and litoptern patellar pit knee locks

1 image

Project 4648: (2023) Z. Li, M. Wang, T. A. Stidham, Z. Zhou

Decoupling the skull and skeleton in a Cretaceous bird with unique appendicular morphologies

1 image

Project 4647: (2023) R. T. Müller, M. S. Garcia

A new silesaurid from Carnian beds of Brazil fills a gap in the radiation of avian line archosaurs

1 image

Project 4644: (2023) C. Chen, S. Lindsay, J. Nitta, G. Rouhan, M. Sundue, L. R. Perrie, Y. Huang, W. Chiou, K. Chung

Systematics and biogeography of the Old World fern genus Antrophyum

1 image

Project 4056: (2023) T. B. Rietbergen, L. W. van den Hoek Ostende, A. Aase, M. F. Jones, E. D. Medeiros, N. B. Simmons

The oldest known bat skeletons and their implications for Eocene chiropteran diversification

487 images

Project 4332: (2021) A. D. Marsh, A. R. Milner, J. D. Harris, D. D. De BLIEUX, J. I. Kirkland

A non-averostran neotheropod vertebra (Dinosauria: Theropoda) from the earliest Jurassic Whitmore Point Member (Moenave Formation) in southwestern Utah

1 image

Project 4335: (2020) A. D. Marsh, T. B. Rowe

A comprehensive anatomical and phylogenetic evaluation of Dilophosaurus wetherilli (Dinosauria, Theropoda) with descriptions of new specimens from the Kayenta Formation of northern Arizona

1 image

Project 4286: (2023) C. Zhang, Y. Liu, J. Ortega-Hernández, J. M. Wolfe, C. Jin, H. Mai, X. Hou, J. Guo, D. Zhai

Three-dimensional morphology of the biramous appendages in Isoxys from the early Cambrian of South China, and its implications for early euarthropod evolution

1 image

Project 4643: (2023) J. V. Andrews, J. P. Schein, M. Friedman

An earliest Paleocene squirrelfish (Teleostei: Beryciformes: Holocentroidea) and its bearing on the timescale of holocentroid evolution

1 image

Project 4637: (2021) M. O. Pereyra, B. L. Blotto, D. Baldo, J. C. Chaparro, S. R. Ron, A. J. Elias-Costa, P. P. Iglesias, P. J. Venegas, M. T. C. Thomé, J. J. Ospina-Sarria, N. M. Maciel, M. Rada, F. Kolenc, C. Borteiro, M. Rivera-Correa, F. J. Rojas-Runjaic, J. Moravec, I. De La Riva, W. C. Wheeler, S. Castroviejo-Fisher, T. Grant, C. F. Haddad, J. Faivovich

Evolution in the Genus Rhinella: A Total Evidence Phylogenetic Analysis of Neotropical True Toads (Anura: Bufonidae)

6 images

Project 4492: (2023) M. J. Novacek, E. A. Hoffman, M. A. O’Leary

First occurrence of the eutherian mammal Asioryctes nemegtensis from the Upper Cretaceous Djadokhta Formation, Gobi Desert, Mongolia, and a revised alpha taxonomy based on the skull and dentition

8 images

Project 4635: (2023) T. J. Churchill, M. Archer, S. J. Hand, T. Myers, A. Gillespie, R. M. Beck

A new diminutive durophagous Miocene dasyuromorphian (Marsupialia, Malleodectidae) from the Riversleigh World Heritage Area, northern Australia

1 image

Project 4633: (2020) D. E. Pérez, L. M. Giachetti

Is Cyclocardia(Conrad) a wastebasket taxon? Exploring the phylogeny of the most diverse genus of the Carditidae (Archiheterodonta, Bivalvia)

1 image

Project 4632: (2021) A. D. Bond, G. D. Edgecombe, X. Zhang

Phylogenetic response of naraoiid arthropods to early–middle Cambrian environmental change

1 image

Project 4630: (2022) E. Panciroli, R. B. Benson, V. Fernandez, M. Humpage, A. Martín‐Serra, S. Walsh, Z. Luo, N. C. Fraser, L. Hautier

Postcrania of Borealestes (Mammaliformes, Docodonta) and the emergence of ecomorphological diversity in early mammals

1 image

Project 4624: (2023) D. M. Casali, A. Boscaini, T. J. Gaudin, F. A. Perini, M. Silcox

Morphological disparity and evolutionary rates of cranial and postcranial characters in sloths (Mammalia, Pilosa, Folivora)

1 image

Project 3884: (2021) S. Paz-Sedano, M. Candás, T. M. Gosliner, M. Pola

Undressing Lophodoris danielsseni (Friele & Hansen, 1878) (Nudibranchia: Goniodorididae)

6 images

Project 3933: (2023) H. P. Püschel, J. Alarcón-Muñoz, S. Soto-Acuña, R. Ugalde, S. L. Shelley, S. L. Brusatte

Anatomy and phylogeny of a new small macraucheniid (Mammalia: Litopterna) from the Bahía Inglesa Formation (late Miocene), Atacama Region, Northern Chile

1 image

Project 4622: (2013) E. De Bast, E. Steurbaut, T. Smith

New mammals from the marine Selandian of Maret, Belgium, and their implications for the age of the Paleocene continental deposits of Walbeck, Germany

1 image

Project 2653: (2017) V. V. Kapur, D. P. Das, S. Bajpai, G. V. Prasad

First mammal of Gondwanan lineage in the early Eocene of India

1 image

Project 4235: (2022) A. M. Murray

Re-description and phylogenetic relationships of †Protosyngnathus sumatrensis (Teleostei: Syngnathoidei), a freshwater pipefish from the Eocene of Sumatra, Indonesia

1 image

Project 4620: (2014) O. Lambert, G. Bianucci, M. Urbina

Huaridelphis raimondii, a new early Miocene Squalodelphinidae (Cetacea, Odontoceti) from the Chilcatay Formation, Peru

1 image

Project 3575: (2018) T. Kimura

First squalodelphinid from the early Miocene of the Pacific realm in the Northern Hemisphere

1 image

Project 4204: (2023) M. J. Hopkins, P. J. Wagner, K. J. Jordan

Permian trilobites and the applicability of the “living fossil” concept to extinct clades

1 image

Project 4614: (2020) E. Maxwell, D. Cortés

A revision of the Early Jurassic ichthyosaur Hauffiopteryx (Reptilia: Ichthyosauria), and description of a new species from southwestern Germany

1 image

Project 4601: (2022) A. A. Ruebenstahl, M. D. Klein, H. Yi, X. Xu, J. M. Clark

Anatomy and relationships of the early diverging Crocodylomorphs Junggarsuchus sloani and Dibothrosuchus elaphros

1 image

Project 4526: (2023) T. Aureliano, A. M. Ghilardi, R. T. Müller, L. Kerber, M. A. Fernandes, F. Ricardi‐Branco, M. J. Wedel

The origin of an invasive air sac system in sauropodomorph dinosaurs

2 images

Project 4461: (2023) V. López-Rojas, L. B. Clemmensen, J. Milàn, O. Wings, N. Klein, O. Mateus

A new phytosaur species (Archosauriformes) from the Upper Triassic of Jameson Land, central East Greenland

5 images

Project 4403: (2023) T. Aureliano, A. M. Ghilardi, M. A. Fernandes, F. S. Ricardi-Branco

Air sac attachments or tendon scars: the distinction between soft tissue traces in archosaur bone

1 image

Project 2566: (2017) Jorge R. Flores,Maria M. Schiavone,Guillermo M. Suarez

Fruiting material of Chenia lorentzii (Bryophyta, Pottiaceae) found in Argentina and an evaluation on the sporophyte taxonomic value

1 image

Project 4598: (2022) M. Rossini, V. Grebennikov, T. Merrien, A. Miraldo, H. Viljanen, S. Tarasov

Paleogene forest fragmentation and out‐of‐Africa dispersal explain radiation of the Paleotropical dung beetle tribe Epactoidini trib. nov. (Coleoptera: Scarabaeinae)

7 images

Project 4597: (2022) D. Li, F. Friedrich, K. Jandausch, H. Pohl, X. Liu, R. G. Beutel

Unearthing underground predators: The head morphology of larvae of the moth lacewing genus Ithone Newman (Neuroptera: Ithonidae) and its functional and phylogenetic implications

1 image

Project 4596: (2022) V. M. Gnezdilov, F. V. Konstantinov, A. A. Namyatova

From modern to classic: Classification of the planthopper family Issidae (Hemiptera, Auchenorrhyncha, Fulgoroidea) derived from a total‐evidence phylogeny

3 images

Project 4545: (2022) E. M. Obraztsova, S. A. Krasnolutskii, V. B. Sukhanov, I. G. Danilov

Xinjiangchelyid turtles from the Middle Jurassic of the Berezovsk coal mine (Krasnoyarsk Territory, Russia): systematics, skeletal morphology, variation, relationships and palaeobiogeographic implications

1 image

Project 4581: (2022) K. Poole

Phylogeny of iguanodontian dinosaurs and the evolution of quadrupedality

5 images

Project 4531: (2021) R. O. Gómez, G. F. Turazzini

The fossil record and phylogeny of South American horned frogs (Anura, Ceratophryidae)

1 image

Project 4481: (2022) M. B. Lacerda, O. N. Grillo, P. S. Romano

Rostral morphology of Spinosauridae (Theropoda, Megalosauroidea): premaxilla shape variation and a new phylogenetic inference

1 image

Project 4498: (2022) J. C. Silva Junior, A. G. Martinelli, F. V. Iori, T. S. Marinho, E. M. Hechenleitner, M. C. Langer

Reassessment of Aeolosaurus maximus, a titanosaur dinosaur from the Late Cretaceous of Southeastern Brazil

1 image

Project 4590: (2019) P. D. Mannion, P. Upchurch, D. Schwarz, O. Wings

Taxonomic affinities of the putative titanosaurs from the Late Jurassic Tendaguru Formation of Tanzania: phylogenetic and biogeographic implications for eusauropod dinosaur evolution

1 image

Project 4588: (2020) A. Averianov, N. Zverkov

New diplodocoid sauropod dinosaur material from the Middle Jurassic of European Russia

1 image

Project 4104: (2023) Y. Pochat‐Cottilloux, V. Perrier, R. Amiot, J. E. Martin

A peirosaurid mandible from the Albian–Cenomanian (Lower Cretaceous) of Algeria and the taxonomic content of Hamadasuchus (Crocodylomorpha, Peirosauridae)

1 image

Project 4436: (2023) J. C. Reeves, R. A. Wogelius, J. N. Keating, R. S. Sansom

Lasanius , an exceptionally preserved Silurian jawless fish from Scotland

1 image

Project 4586: (2020) F. M. Rotatori, M. Moreno-Azanza, O. Mateus

New information on ornithopod dinosaurs from the Late Jurassic of Portugal

1 image

Project 4274: (2023) D. Morón-Alfonso, M. Cichowolski, R. Hoffmann, M. Rodríguez

DISCOVERY OF AMMONOID JAW APPARATUS AND ASSOCIATED FEATURES USING REFLECTANCE TRANSFORMATION IMAGING (RTI)

1 image

Project 3966: (2022) A. E. Fernandes, O. Mateus, B. Andres, M. J. Polcyn, A. S. Schulp, A. O. Gonçalves, L. L. Jacobs

Pterosaurs from the Late Cretaceous of Angola

1 image, 15 3D scans

Project 4582: (2022) K. T. Smith, B. S. Bhullar, J. I. Bloch

New Diminutive Eocene Lizard Reveals High K-Pg Survivorship and Taxonomic Diversity of Stem Xenosaurs in North America

1 image

Project 4580: (2020) R. Müller, M. B. von Baczko, J. Desojo, S. Nesbitt

The first ornithosuchid from Brazil and its macroevolutionary and phylogenetic implications for Late Triassic faunas in Gondwana

4 images

Project 4424: (2022) L. Souquet, P. Guenser, C. Girard, M. Mazza, M. Rigo, N. Goudemand

Temperature-driven heterochrony as a main evolutionary response to climate changes in conodonts

78 images, 103 3D scans

Project 4577: (2022) X. Ren, S. Jiang, X. Wang, G. Peng, Y. Ye, L. King, H. You

Osteology of Dashanpusaurus dongi (Sauropoda: Macronaria) and new evolutionary evidence from Middle Jurassic Chinese sauropods

1 image

Project 4085: (2022) H. Sues, M. D. Ezcurra, R. R. Schoch

Eifelosaurus triadicus Jaekel, 1904, a “forgotten” reptile from the Upper Buntsandstein (Triassic: Anisian) of the Eifel region, Germany

1 image

Project 4572: (2022) C. Brownstein

Unappreciated Cenozoic ecomorphological diversification of stem gars revealed by a large new species

1 image

Project 4570: (2022) C. Gierl, J. M. Mirande, M. Dohrmann, P. Keith, W. Humphreys, H. R. Esmaeili, J. Vukić, R. Šanda, B. Reichenbacher

An integrative phylogenetic approach for inferring relationships of fossil gobioids (Teleostei: Gobiiformes)

1 image

Project 4569: (2021) M. J. Van den Brandt, F. Abdala, J. Benoit, M. O. Day, D. P. Groenewald, B. S. Rubidge

Taxonomy, phylogeny and stratigraphical ranges of middle Permian pareiasaurs from the Karoo Basin of South Africa

1 image

Project 4568: (2021) L. A. Barcelos, D. Almeida-Silva, C. M. Santos, V. K. Verdade

Phylogenetic analysis of Ceratophryidae (Anura: Hyloidea) including extant and extinct species

1 image

Project 4501: (2023) B. Huang, D. Chen, D. A. Harper, J. Rong

Did the Late Ordovician mass extinction event trigger the earliest evolution of ‘strophodontoid’ brachiopods?

1 image

Project 4566: (2021) J. R. Thompson, L. J. Cotton, Y. Candela, M. Kutscher, M. Reich, D. J. Bottjer

The Ordovician diversification of sea urchins: systematics of the Bothriocidaroida (Echinodermata: Echinoidea)

1 image

Project 4565: (2023) M. Lheritier, M. Perroux, J. Vannier, G. Escarguel, T. Wesener, L. Moritz, D. Chabard, J. Adrien, V. Perrier

Fossils from the Montceau-les-Mines Lagerstätte (305 Ma) shed light on the anatomy, ecology and phylogeny of Carboniferous millipedes

1 image

Project 4562: (2021) S. Gouiric-Cavalli, G. Arratia

A new †Pachycormiformes (Actinopterygii) from the Upper Jurassic of Gondwana sheds light on the evolutionary history of the group

1 image

Project 4561: (2021) A. Otero, D. Pol

Ontogenetic changes in the postcranial skeleton of Mussaurus patagonicus (Dinosauria, Sauropodomorpha) and their impact on the phylogenetic relationships of early sauropodomorphs

1 image

Project 4328: (2023) S. Zamora, D. F. Wright, M. Nohejlová

Phylogenetic position of Bohemiacinctus gen. nov. (Echinodermata, Cincta) from the Cambrian of Bohemia: implications for macroevolution and the role of taxon sampling in palaeobiological systematics

1 image

Project 4553: (2021) T. Massonne, F. J. Augustin, A. T. Matzke, E. Weber, M. Böhme

A new species of Maomingosuchus from the Eocene of the Na Duong Basin (northern Vietnam) sheds new light on the phylogenetic relationship of tomistomine crocodylians and their dispersal from Europe to Asia

12 images

Project 4549: (2022) R. T. Müller, M. S. Garcia, A. d. Fonseca

A new proterochampsid (Archosauriformes: Proterochampsia) from the Late Triassic of southern Brazil and the emergence of archosaurian hind limb traits

1 image

Project 4373: (2023) J. Johnson, S. F. Loria, U. Kotthoff, J. U. Hammel, M. M. Joseph, D. Harms

First record of the pseudoscorpion tribe Tyrannochthoniini Chamberlin, 1962 from mid-Cretaceous Burmese amber of northern Myanmar (Pseudoscorpiones: Chthoniidae: Chthoniinae)

4 3D scans

Project 4550: (2021) M. D. Ezcurra, H. Sues

A re-assessment of the osteology and phylogenetic relationships of the enigmatic, large-headed reptile Sphodrosaurus pennsylvanicus (Late Triassic, Pennsylvania, USA) indicates archosauriform affinities

1 image

Project 4377: (2021) J. Wang, B. Hua

Morphological phylogeny of Panorpidae (Mecoptera: Panorpoidea)

1 image

Project 4547: (2022) R. R. Schoch

Phylogeny of the amphibamiform temnospondyls: the relationship of taxa known by adults, larvae and neotenes

1 image

Project 4546: (2022) F. Mao, P. Brewer, J. J. Hooker, J. Meng

New allotherian specimens from the Middle Jurassic Woodeaton Quarry (Oxfordshire) and implications for haramiyidan diversity and phylogeny

1 image

Project 4455: (2023) T. Maho, J. J. Bevitt, R. R. Reisz

New specimens of the early Permian apex predator Varanops brevirostris at Richards Spur, Oklahoma, with histological information about its growth pattern

1 image

Project 3730: (2023) Mongle C.S., Strait D.S., Grine F.E.

An updated analysis of hominin phylogeny with an emphasis on re-evaluating the phylogenetic relationships of Australopithecus sediba

1 image

Project 4307: (2017) G. Mayr, V. L. De Pietri, L. Love, A. A. Mannering, R. P. Scofield

A well-preserved new mid-paleocene penguin (Aves, Sphenisciformes) from the Waipara Greensand in New Zealand

1 image

Project 4306: (2018) F. J. Degrange, D. T. Ksepka, C. P. Tambussi

Redescription of the oldest crown clade penguin: cranial osteology, jaw myology, neuroanatomy, and phylogenetic affinities of Madrynornis mirandus

1 image

Project 4533: (2022) D. E. Pérez, M. Ferrari, M. D. Ezcurra

Phylogenetic analysis of the gastropod genus Calliotropis Seguenza, 1902 (Vetigastropoda: Calliotropidae), including fossil and living species

17 images

Project 4289: (2023) L. E. Wilson

Rapid growth in Late Cretaceous sea turtles reveals life history strategies similar to extant leatherbacks

21 images

Project 4271: (2023) E. W. Wilberg, P. L. Godoy, E. F. Griffiths, A. H. Turner, R. B. Benson

A new early diverging thalattosuchian (Crocodylomorpha) from the Early Jurassic (Pliensbachian) of Dorset, U.K. and implications for the origin and evolution of the group

114 images

Project 4532: (2022) N. Bekkouche, L. Gąsiorowski

Careful amendment of morphological data sets improves phylogenetic frameworks: re-evaluating placement of the fossil Amiskwia sagittiformis

1 image

Project 4048: (2019) P. Guenser, L. Souquet, S. Dolédec, M. Mazza, M. Rigo, N. Goudemand

Deciphering the roles of environment and development in the evolution of a Late Triassic assemblage of conodont elements

522 images, 167 3D scans

Project 2724: (2018) K. Curry Rogers, Z. Kulik

Osteohistology ofRapetosaurus krausei(Sauropoda: Titanosauria) from the Upper Cretaceous of Madagascar

81 images

Project 4276: (2023) Y. Zhao, L. A. Parry, J. Vinther, F. S. Dunn, Y. Li, F. Wei, X. Hou, P. Cong, J. Álvaro

An early Cambrian polyp reveals a potential anemone‐like ancestor for medusozoan cnidarians

1 image

Project 4245: (2022) T. M. Dederichs, B. A. Huber, P. Michalik

Evolutionary morphology of sperm in pholcid spiders (Pholcidae, Synspermiata)

26 images

Project 4524: (2022) X. Ren, S. Jiang, X. Wang, G. Peng, Y. Ye, L. King, H. You

Osteology of Dashanpusaurus dongi (Sauropoda: Macronaria) and new evolutionary evidence from Middle Jurassic Chinese sauropods

1 image

Project 4406: (2023) H. Qu, K. Li, Q. Ou, N. Santodomingo

Thecate stem medusozoans (Cnidaria) from the early Cambrian Chengjiang biota

1 image

Project 4281: (2022) R. R. Duque, F. L. Pinheiro, A. M. Barreto

The ontogenetic growth of Anhangueridae (Pterosauria, Pterodactyloidea) premaxillary crests as revealed by a crestless Anhanguera specimen

1 image

Project 4474: (2022) A. F. Rincón, D. A. Raad Pájaro, H. F. Jiménez Velandia, M. D. Ezcurra, J. A. Wilson Mantilla

A sauropod from the Lower Jurassic La Quinta Formation (Dept. Cesar, Colombia) and the initial diversification of eusauropods at low latitudes

1 image

Project 4523: (2022) F. Riguetti, X. Pereda-Suberbiola, D. Ponce, L. Salgado, S. Apesteguía, S. Rozadilla, V. Arbour

A new small-bodied ankylosaurian dinosaur from the Upper Cretaceous of North Patagonia (Río Negro Province, Argentina)

1 image

Project 4517: (2022) M. Viglino, M. R. Buono, Y. Tanaka, J. I. Cuitiño, R. E. Fordyce

Unravelling the identity of the platanistoid Notocetus vanbenedeni Moreno, 1892 (Cetacea, Odontoceti) from the early Miocene of Patagonia (Argentina)

6 images

Project 4516: (2022) B. Gudveig Baarli, B. Huang, L. S. Maroja

Phylogeny of the Ordovician and Silurian members of the order Atrypida

1 image

Project 4521: (2022) R. Patnaik, N. P. Singh, K. M. Sharma, N. A. Singh, D. Choudhary, Y. P. Singh, R. Kumar, W. A. Wazir, A. Sahni

New rodents shed light on the age and ecology of late Miocene ape locality of Tapar (Gujarat, India)

1 image

Project 4520: (2022) M. A. Cerroni, M. A. Baiano, J. I. Canale, F. L. Agnolín, A. Otero, F. E. Novas

Appendicular osteology of Skorpiovenator bustingorryi (Theropoda, Abelisauridae) with comments on phylogenetic features of abelisaurids

1 image

Project 4519: (2022) D. G. DeMar, M. E. Jones, M. T. Carrano

A nearly complete skeleton of a new eusphenodontian from the Upper Jurassic Morrison Formation, Wyoming, USA, provides insight into the evolution and diversity of Rhynchocephalia (Reptilia: Lepidosauria)

1 image

Project 4518: (2022) C. De Gracia, A. Correa-Metrio, M. Carvalho, J. Velez-Juarbe, T. Přikryl, C. Jaramillo, J. Kriwet

Towards a unifying systematic scheme of fossil and living billfishes (Teleostei, Istiophoridae)

5 images

Project 4255: (2023) D. Datta, S. Ray

A giant phytosaur (Diapsida, Archosauria) from the Upper Triassic of India with new insights on phytosaur migration, endemism and extinction

1 image

Project 4484: (2019) B. Vera, L. González Ruiz, N. Novo, G. Martin, A. Reato, M. F. Tejedor

The Interatheriinae (Mammalia, Notoungulata) of the Friasiansensu strictoand Mayoan (middle to late Miocene), and the fossils from Cerro Zeballos, Patagonia, Argentina

1 image

Project 4359: (2012) D. T. Ksepka, R. E. Fordyce, T. Ando, C. M. Jones

New fossil penguins (Aves, Sphenisciformes) from the Oligocene of New Zealand reveal the skeletal plan of stem penguins

1 image

Project 4443: (2023) N. Bowler, S. S. Sumida, A. K. Huttenlocker

Histological evidence for dermal-endochondral co-ossification of the dorsal blades in the late Paleozoic amphibian Platyhystrix rugosus

22 images

Project 4446: (2017) A. Cau, V. Beyrand, D. F. Voeten, V. Fernandez, P. Tafforeau, K. Stein, R. Barsbold, K. Tsogtbaatar, P. J. Currie, P. Godefroit

Synchrotron scanning reveals amphibious ecomorphology in a new clade of bird-like dinosaurs

1 image

Project 4506: (2021) P. -E. Dieudonné, P. Cruzado-Caballero, P. Godefroit, T. Tortosa

A new phylogeny of cerapodan dinosaurs

1 image

Project 4505: (2021) V. Díez Díaz, G. Garcia, X. Pereda Suberbiola, B. Jentgen-Ceschino, K. Stein, P. Godefroit, X. Valentin

A new titanosaur (Dinosauria: Sauropoda) from the Upper Cretaceous of Velaux-La-Bastide Neuve (southern France)

1 image

Project 4316: (2022) Julien Louys, Mathieu Duval, Robin M.D. Beck, Eleanor Pease, Ian Sobbe, Noel Sands, Gilbert J. Price

Cranial remains of Ramsayia magna from the Late Pleistocene sub-tropics of Australia and the evolution of gigantism in wombats

1 image

Project 4502: (2021) P. Toriño, M. Soto, D. Perea

A comprehensive phylogenetic analysis of coelacanth fishes (Sarcopterygii, Actinistia) with comments on the composition of the Mawsoniidae and Latimeriidae: evaluating old and new methodological challenges and constraints

1 image

Project 4477: (2022) T. Aureliano, A. M. Ghilardi, R. T. Müller, L. Kerber, F. A. Pretto, M. A. Fernandes, F. Ricardi-Branco, M. J. Wedel

The absence of an invasive air sac system in the earliest dinosaurs suggests multiple origins of vertebral pneumaticity

3 images

Project 4499: (2022) V. E. Goloboff-Szumik, D. Rios-Tamayo

Description of the female of Melloina gracilis (Schenkel, 1953) (Mygalomorphae: Theraphosidae) with comments on the familial placement of Melloina

1 image

Project 4497: (2022) M. B. Lacerda, O. N. Grillo, P. S. Romano

Rostral morphology of Spinosauridae (Theropoda, Megalosauroidea): premaxilla shape variation and a new phylogenetic inference

1 image

Project 4317: (2019) J. Blokland, C. Reid, T. Worthy, A. Tennyson, J. Clarke, R. Scofield

Chatham Island Paleocene fossils provide insight into the palaeobiology, evolution, and diversity of early penguins (Aves, Sphenisciformes)

1 image

Project 4495: (2022) S. I. Quiñones, A. E. Zurita, A. R. Miño-Boilini, A. M. Candela, C. A. Luna

Unexpected record of the aquatic sloth Thalassocnus (Mammalia, Xenarthra, Folivora) in the upper Neogene of the Puna (Jujuy, Argentina)

1 image

Project 4482: (2021) K. Gomez, J. Carballido, D. Pol

The axial skeleton of Bagualia alba (Dinosauria: Eusauropoda) from the Early Jurassic of Patagonia

1 image

Project 4491: (2022) A. O. Averianov, A. V. Lopatin

The second taxon of alvarezsaurid theropod dinosaurs from the Late Cretaceous Khulsan locality in Gobi Desert, Mongolia

1 image

Project 4310: (2019) R. Arrigoni, M. L. Berumen, J. Stolarski, T. I. Terraneo, F. Benzoni

Uncovering hidden coral diversity: a new cryptic lobophylliid scleractinian from the Indian Ocean

2 images

Project 4460: (2019) F. Busker, M. T. Dozo

Rediscovering a forgotten rodent of Patagonia and its phylogenetic implications

1 image

Project 4420: (2022) F. M. Machado, F. D. Passos

Revisiting the morphological aspects of the Anomalodesmata (Mollusca: Bivalvia): a phylogenetic approach

1 image

Project 4146: (2022) S. Pates, J. P. Botting, L. A. Muir, J. M. Wolfe

Ordovician opabiniid-like animals and the role of the proboscis in euarthropod head evolution

1 image

Project 4479: (2022) B. Mennecart, W. A. Wazir, R. K. Sehgal, R. Patnaik, N. P. Singh, N. Kumar, A. C. Nanda

New remains of Nalamaeryx (Tragulidae, Mammalia) from the Ladakh Himalaya and their phylogenetical and palaeoenvironmental implications

1 image

Project 4392: (2022) F. F. Garberoglio, L. N. Triviño, A. Albino

A new madtsoiid snake from the Paleogene of South America (northwestern Argentina), based on an articulated postcranial skeleton

1 image

Project 4184: (2022) B. A. Navarro, A. M. Ghilardi, T. Aureliano, V. D. Díaz, K. L. Bandeira, A. G. Cattaruzzi, F. V. Iori, A. M. Martine, A. B. Carvalho, L. E. Anelli, M. A. Fernandes, H. Zaher

A New Nanoid Titanosaur (Dinosauria: Sauropoda) from the Upper Cretaceous of Brazil

2 images

Project 4469: (2022) A. Laboury, R. F. Bennion, B. Thuy, R. Weis, V. Fischer

Anatomy and phylogenetic relationships of Temnodontosaurus zetlandicus (Reptilia: Ichthyosauria)

4 images

Project 4473: (2022) A. M. Murray, M. Chida, R. B. Holmes

New enchodontoid fish (Teleostei: Aulopiformes) from the Late Cretaceous of Lebanon

1 image

Project 4376: (2004) K. Yoshizawa

Molecular phylogeny of major lineages of Trichadenotecnum and a review of diagnostic morphological characters (Psocoptera: Psocidae)

1 image

Project 4467: (2022) R. Shen, H. Aspöck, U. Aspöck, J. Plant, Y. Dai, X. Liu

Unraveling the evolutionary history of the snakefly family Inocelliidae (Insecta: Raphidioptera) through integrative phylogenetics

2 images

Project 4266: (2022) S. L. Cooper, E. E. Maxwell

Revision of the pachycormid fish Saurostomus esocinus Agassiz from the Early Jurassic (Toarcian) of Europe, with new insight into the origins of suspension‐feeding in Pachycormidae

2 images

Project 4421: (2019) A. Blanco

Igdabatis marmii sp. nov. (Myliobatiformes) from the lower Maastrichtian (Upper Cretaceous) of north-eastern Spain: an Ibero-Armorican origin for a Gondwanan batoid

1 image

Project 4400: (2021) I. Yáñez, D. Pol, J. Leardi, O. Alcober, R. Martinez

An enigmatic new archosauriform from the Carnian-Norian Ischigualasto Formation of Northwestern Argentina

1 image

Project 4450: (2022) H. Wang, S. Hoffmann, D. Wang, Y. Wang

A new mammal from the Lower Cretaceous Jehol Biota and implications for eutherian evolution

1 image

Project 4449: (2022) M. S. de la Fuente, I. J. Maniel, P. G. Ruiz, J. Ledesma, M. V. Deraco, C. del Papa, C. Herrera

A new podocnemidid (Pleurodira: Pelomedusoides) from the Eocene of north-western Argentina, with comments on its evolutionary relationships and palaeoenvironmental settings

11 images

Project 4313: (2021) J. A. Lockwood, D. M. Martill, S. C. Maidment

A new hadrosauriform dinosaur from the Wessex Formation, Wealden Group (Early Cretaceous), of the Isle of Wight, southern England

2 images

Project 4445: (2021) E. Cadena, A. Link, S. B. Cooke, L. K. Stroik, A. F. Vanegas, M. Tallman

New insights on the anatomy and ontogeny of the largest extinct freshwater turtles

18 images

Project 3906: (2022) K. K. Tang, S. Y. Smith, B. A. Atkinson

Extending beyond Gondwana: Cretaceous Cunoniaceae from western North America

1 image

Project 3792: (2022) B. M. Gee, A. M. Kufner

Revision of the Late Triassic metoposaurid “Metoposaurus” bakeri (Amphibia: Temnospondyli) from Texas, USA and a phylogenetic analysis of the Metoposauridae

1 image

Project 4415: (2011) S. Dias-da-Silva, C. Marsicano

Phylogenetic reappraisal of Rhytidosteidae (Stereospondyli: Trematosauria), temnospondyl amphibians from the Permian and Triassic

1 image

Project 4417: (2019) M. Oudot, C. Crônier, P. Neige, D. Holloway

Phylogeny of some Devonian trilobites and consequences for the systematics ofAusterops(Phacopidae)

1 image

Project 4416: (1991) Zhou Z.

Phylogeny and evolutionary trends of Mesozoic ginkgoaleans — a preliminary assessment

1 image

Project 4327: (2022) D. Foffa, E. M. Dunne, S. J. Nesbitt, R. J. Butler, N. C. Fraser, S. L. Brusatte, A. Farnsworth, D. J. Lunt, P. J. Valdes, S. Walsh, P. M. Barrett

Scleromochlus and the early evolution of Pterosauromorpha

1 image

Project 4288: (2022) C. Tsai, Z. J. Tseng

Eurasian wanderer: an island sabre‐toothed cat (Felidae, Machairodontinae) in the Far East

1 image

Project 4434: (2022) M. Medrano, A. B. Kury, A. C. Mendes

Morphology-based cladistics splinters the century-old dichotomy of the pied harvestmen (Arachnida: Gonyleptoidea: Cosmetidae)

1 image

Project 4272: (2022) M. R. Whitney, B. K. Otoo, K. D. Angielczyk, S. E. Pierce

Fossil bone histology reveals ancient origins for rapid juvenile growth in tetrapods

19 images

Project 4431: (2018) X. Xu, Q. Tan, Y. Gao, Z. Bao, Z. Yin, B. Guo, J. Wang, L. Tan, Y. Zhang, H. Xing

A large-sized basal ankylopollexian from East Asia, shedding light on early biogeographic history of Iguanodontia

1 image

Project 4029: (2021) C. T. Heck, H. N. Woodward

Intraskeletal bone growth patterns in the North Island Brown Kiwi ( Apteryx mantelli ): Growth mark discrepancy and implications for extinct taxa

10 images

Project 4430: (2022) S. Lin, L. Lopardo, G. Uhl

Evolution of nuptial-gift-related male prosomal structures: taxonomic revision and cladistic analysis of the genus Oedothorax (Araneae: Linyphiidae: Erigoninae)

49 images

Project 4429: (2022) X. Guo, P. A. Selden, D. Ren

New specimens from Mid-Cretaceous Myanmar amber illuminate the phylogenetic placement of Lagonomegopidae (Arachnida: Araneae)

6 images

Project 4166: (2023) B. T. Kligman, B. M. Gee, A. D. Marsh, S. J. Nesbitt, M. E. Smith, W. G. Parker, M. R. Stocker

Triassic stem caecilian supports dissorophoid origin of living amphibians

1 image

Project 4409: (1996) J. A. Doyle

Seed Plant Phylogeny and the Relationships of Gnetales

3 images

Project 4408: (1985) P. R. Crane

Phylogenetic Analysis of Seed Plants and the Origin of Angiosperms

1 image

Project 4404: (2018) I. Paparella, A. Palci, U. Nicosia, M. W. Caldwell

A new fossil marine lizard with soft tissues from the Late Cretaceous of southern Italy

2 images

Project 3810: (2022) R. Araújo, Z. Macungo, V. Fernandez, E. Chindebvu, L. Jacobs

Kembawacela yajuwayeyi n. sp., a new cistecephalid species (Dicynodontia: Emydopoidea) from the Upper Permian of Malawi

1 image, 4 3D scans

Project 4168: (2022) J. J. Calede, Y. T. Tse, K. D. Cairns

The first evidence of Heosminthus from North America and the phylogenetics of Sminthidae (Mammalia, Rodentia, Dipodoidea): biogeographical implications

3 images

Project 4395: (2022) E. D. Mooney, J. Liu, T. Maho, J. J. Bevitt, R. R. Reisz

An intriguing new diapsid reptile with evidence of mandibulo-dental pathology from the early Permian of Oklahoma revealed by neutron tomography

1 image

Project 4410: (2021) S. Jouve, C. de Muizon, R. Cespedes-Paz, V. Sossa-Soruco, S. Knoll

The longirostrine crocodyliforms from Bolivia and their evolution through the Cretaceous–Palaeogene boundary

1 image

Project 4372: (2010) I. Escapa, A. Decombeix, E. Taylor, T. Taylor

Evolution and Relationships of the Conifer Seed Cone Telemachus: Evidence from the Triassic of Antarctica

1 image

Project 4311: (2021) W. Foster, S. L. Brusatte, T. D. Carr, T. E. Williamson, L. Yi, J. Lü

The cranial anatomy of the long-snouted tyrannosaurid dinosaur Qianzhousaurus sinensis from the Upper Cretaceous of China

1 image

Project 4397: (2021) D. Geraads, S. Zouhri

A new late Miocene elasmotheriine rhinoceros from Morocco

10 images

Project 4405: (2016) D. Geraads, T. Lehmann, D. J. Peppe, K. P. McNulty

New Rhinocerotidae from the Kisingiri localities (lower Miocene of western Kenya)

6 images

Project 4326: (2021) W. J. Costa, A. M. Katz

Comparative Morphology, Phylogeny, Classification and Evolution of Interstitial Habits in Microcambevine Catfishes (Siluriformes: Trichomycteridae)

1 image

Project 4333: (2021) P. Z. Barrett, S. S. Hopkins, S. A. Price

How many sabertooths? Reevaluating the number of carnivoran sabretooth lineages with total-evidence Bayesian techniques and a novel origin of the Miocene Nimravidae

1 image

Project 4401: (2021) D. Barasoain, L. González Ruiz, R. Tomassini, A. Zurita, V. Contreras, C. Montalvo

First phylogenetic analysis of the Miocene armadillo Vetelia reveals novel affinities with Tolypeutinae

2 images

Project 4396: (2022) T. Martin, A. Averianov, J. Schultz, R. Schellhorn, A. Schwermann

First spalacotheriid and dryolestid mammals from the Cretaceous of Germany

4 images

Project 4301: (2022) O. R. Fernández, I. Werneburg

A new massopodan sauropodomorph from Trossingen Formation (Germany) hidden as ‘ Plateosaurus’ for 100 years in the historical Tübingen collection

39 images

Project 3615: (2022) C. J. Pinho, V. Roca, A. Perera, A. Sousa, M. Bruni, A. Miralles, R. Vasconcelos

Digging in a 120 years-old lunch: What can we learn from collection specimens of extinct species?

11 images

Project 4265: (2022) N. Chatar, M. Michaud, V. Fischer

Not a jaguar after all? Phylogenetic affinities and morphology of the Pleistocene felid Panthera gombaszoegensis

1 image

Project 4390: (2021) G. Mayr, V. L. De Pietri, L. Love, A. Mannering, R. P. Scofield, R. Benson

Oldest, smallest and phylogenetically most basal pelagornithid, from the early Paleocene of New Zealand, sheds light on the evolutionary history of the largest flying birds

1 image

Project 2547: (2016) K. Butler, K. J. Travouillon, G. J. Price, M. Archer, S. J. Hand

Cookeroo, a new genus of fossil kangaroo (Marsupialia, Macropodidae) from the Oligo-Miocene of Riversleigh, northwestern Queensland, Australia

1 image

Project 1155: (2014) M. Wang, Z. Zhou, G. Xu

The first enantiornithine bird from the Upper Cretaceous of China

1 image

Project 3719: (2020) L. Prendini, S.F. Loria

Systematic revision of the Asian forest scorpions (Heterometrinae Simon, 1879), revised suprageneric classification of Scorpionidae Latreille, 1802, and revalidation of Rugodentidae Bastawade et al., 2005

1 image

Project 831: (2013) D. T. Ksepka, A. M. Balanoff, M. A. Bell, M. D. Houseman

Fossil grebes from the Truckee Formation (Miocene) of Nevada and a new phylogenetic analysis of Podicipediformes (Aves)

1 image

Project 4329: (2020) J. A. Audino, J. M. Serb, J. E. Marian

Phylogeny and anatomy of marine mussels (Bivalvia: Mytilidae) reveal convergent evolution of siphon traits

5 images

Project 4318: (2021) J. R. Thompson, L. J. Cotton, Y. Candela, M. Kutscher, M. Reich, D. J. Bottjer

The Ordovician diversification of sea urchins: systematics of the Bothriocidaroida (Echinodermata: Echinoidea)

1 image

Project 4300: (2022) S. Sengupta, S. Bandyopadhyay

The osteology of Shringasaurus indicus, an archosauromorph from the Middle Triassic Denwa Formation, Satpura Gondwana Basin, Central India

1 image

Project 4205: (2022) C. Ramírez-Portilla, I. M. Bieger, R. G. Belleman, T. Wilke, J. Flot, A. H. Baird, S. Harii, F. Sinniger, J. A. Kaandorp

Quantitative three-dimensional morphological analysis supports species discrimination in complex-shaped and taxonomically challenging corals

1 image, 74 3D scans

Project 4375: (2021) D. E. Barta, M. A. Norell

The Osteology of Haya griva (Dinosauria: Ornithischia) from the Late Cretaceous of Mongolia

1 image

Project 4374: (2018) D. Madzia, C. A. Boyd, M. Mazuch

A basal ornithopod dinosaur from the Cenomanian of the Czech Republic

1 image

Project 4348: (2022) E. Villalobos-Segura, G. Marramà, G. Carnevale, K. M. Claeson, C. J. Underwood, G. J. Naylor, J. Kriwet

The Phylogeny of Rays and Skates (Chondrichthyes: Elasmobranchii) Based on Morphological Characters Revisited

1 image

Project 4024: (2023) J. Šmíd, M. Uvizl, M. Shobrak, S. Busais, A. F. Salim, R. H. AlGethami, A. R. AlGethami, A. S. Alanazi, S. D. Alsubaie, M. Rovatsos, L. Nováková, T. Mazuch, S. Carranza

Diversification of Hemidactylus geckos (Squamata: Gekkonidae) in coastal plains and islands of southwestern Arabia with descriptions and complete mitochondrial genomes of two endemic species to Saudi Arabia

663 images

Project 3916: (2021) L. Prendini, V.L. Ehrenthal, S.F. Loria

Systematics of the relictual Asian scorpion family Pseudochactidae Gromov, 1998, with a review of cavernicolous, troglobitic, and troglomorphic scorpions

1 image

Project 4230: (2022) I. L. Magalhaes, M. J. Ramírez

Phylogeny and biogeography of the ancient spider family Filistatidae (Araneae) is consistent both with long‐distance dispersal and vicariance following continental drift

1 image

Project 4364: (2013) D. S. Monti, V. A. Confalonieri

Phylogenetic analysis of the late Cambrian-early Ordovician genus Parabolinella Brøgger (Trilobita, Olenidae)

1 image

Project 4217: (2023) K. Yo, E. A. Hoffman, M. A. O'Leary, M. J. Novacek

A new Early Paleogene fossil mammal locality in the central-eastern Nemegt Basin, Gobi Desert, Mongolia, and notes on mammalian biostratigraphy

2 images

Project 4210: (2022) M. A. Baiano, D. Pol, F. Bellardini, G. J. Windholz, I. A. Cerda, A. C. Garrido, R. A. Coria

Elemgasem nubilus : a new brachyrostran abelisaurid (Theropoda, Ceratosauria) from the Portezuelo Formation (Upper Cretaceous) of Patagonia, Argentina

1 image

Project 4367: (2021) Z. T. Calamari

Total Evidence Phylogenetic Analysis Supports New Morphological Synapomorphies for Bovidae (Mammalia, Artiodactyla)

1 image

Project 4366: (2022) Z. Yang, M. J. Benton, D. W. Hone, X. Xu, M. E. McNamara, B. Jiang

Allometric analysis sheds light on the systematics and ontogeny of anurognathid pterosaurs

1 image

Project 3679: (2005) G. D. Wesley‐Hunt, J. J. Flynn

Phylogeny of the carnivora: Basal relationships among the carnivoramorphans, and assessment of the position of ‘miacoidea’ relative to carnivora

1 image

Project 4173: (2022) P. Jałoszyński, X. Luo, R. G. Beutel

Evolution of cephalic structures in extreme myrmecophiles: a lesson from Clavigeritae (Coleoptera: Staphylinidae: Pselaphinae)

1 image

Project 4220: (2022) R. Shen, H. Aspöck, U. Aspöck, J. Plant, Y. Dai, X. Liu

Unraveling the evolutionary history of the snakefly family Inocelliidae (Insecta: Raphidioptera) through integrative phylogenetics

1 image

Project 4358: (2021) A. Somavilla, B. F. Santos, J. M. Carpenter, S. R. Andena, M. L. Oliveira

Total-Evidence Phylogeny of the New World Polistes Lepeletier, 1836, Paper Wasps (Vespidae, Polistinae, Polistini)

1 image

Project 3677: (2011) S. Tomiya

A New Basal Caniform (Mammalia: Carnivora) from the Middle Eocene of North America and Remarks on the Phylogeny of Early Carnivorans

1 image

Project 4365: (2022) R. M. Beck, R. S. Voss, S. A. Jansa

Craniodental Morphology and Phylogeny of Marsupials

1 image

Project 4355: (2021) A. O. Averianov, A. V. Lopatin

A re-appraisal of Parvicursor remotus from the Late Cretaceous of Mongolia: implications for the phylogeny and taxonomy of alvarezsaurid theropod dinosaurs

1 image

Project 4133: (2020) J. S. Bittencourt, T. R. Simões, M. W. Caldwell, M. C. Langer

Discovery of the oldest South American fossil lizard illustrates the cosmopolitanism of early South American squamates

1 image

Project 4363: (2019) J. L. Kypke, A. Solodovnikov, A. Brunke, S. Yamamoto, D. Żyła

The past and the present through phylogenetic analysis: the rove beetle tribe Othiini now and 99 Ma

1 image

Project 4356: (2011) M. A. Gandolfo, A. A. Farke, E. J. Hermsen, M. C. Zamaloa, K. C. Nixon, C. C. González, P. Wilf, N. R. Cúneo, K. R. Johnson

Oldest Known Eucalyptus Macrofossils Are from South America

9 images

Project 4340: (2021) A. G. Kramarz, M. Bond, R. D. MacPhee

On the alleged perissodactyl affinities of the “condylarth” Escribania chubutensis and other endemic South American ungulate-like placentals

1 image

Project 3569: (2016) J. Chen, G. S. Bever, H. Yi, M. A. Norell

A burrowing frog from the late Paleocene of Mongolia uncovers a deep history of spadefoot toads (Pelobatoidea) in East Asia

1 image

Project 4357: (2017) T. J. Halliday, P. Upchurch, A. Goswami

Resolving the relationships of Paleocene placental mammals

1 image

Project 4181: (2008) J. S. Anderson, R. R. Reisz, D. Scott, N. B. Fröbisch, S. S. Sumida

A stem batrachian from the Early Permian of Texas and the origin of frogs and salamanders

1 image

Project 4186: (2002) S. Y. Smith, R. A. Stockey

Permineralized Pine Cones from the Cretaceous of Vancouver Island, British Columbia

1 image

Project 4187: (2019) P. Wilf, K. C. Nixon, M. A. Gandolfo, N. R. Cúneo

Eocene Fagaceae from Patagonia and Gondwanan legacy in Asian rainforests

1 image

Project 4183: (2003) W. D. Hauk, C. R. Parks, M. W. Chase

Phylogenetic studies of Ophioglossaceae: evidence from rbcL and trnL-F plastid DNA sequences and morphology

1 image

Project 4185: (2012) L. C. Martínez, A. E. Artabe, J. Bodnar

A new cycad stem from the Cretaceous in Argentina and its phylogenetic relationships with other Cycadales

1 image

Project 4182: (2013) M. R. Carvalho, P. Wilf, E. J. Hermsen, M. A. Gandolfo, N. R. Cúneo, K. R. Johnson

First record of Todea (Osmundaceae) in South America, from the early Eocene paleorainforests of Laguna del Hunco (Patagonia, Argentina)

1 image

Project 4095: (2022) A. Andruchow‐Colombo, M. A. Gandolfo, I. H. Escapa, N. R. Cúneo

New genus of Cupressaceae from the Upper Cretaceous of Patagonia (Argentina) fills a gap in the evolution of the ovuliferous complex in the family

1 image

Project 4352: (2012) R. B. Benson

Interrelationships of basal synapsids: cranial and postcranial morphological partitions suggest different topologies

1 image

Project 620: (2021) W. G. Parker, S. J. Nesbitt, R. B. Irmis, J. W. Martz, A. D. Marsh, M. A. Brown, M. R. Stocker, S. Werning

Osteology and relationships of Revueltosaurus callenderi (Archosauria: Suchia) from the Upper Triassic (Norian) Chinle Formation of Petrified Forest National Park, Arizona, United States

20 images

Project 4350: (2022) J. S. Suissa, W. E. Friedman

Rapid diversification of vascular architecture underlies the Carboniferous fern radiation

64 images

Project 4106: (2022) T. Riede, A. Kobrina, L. Bone, T. Darwaiz, B. Pasch

Mechanisms of sound production in deer mice (Peromyscus spp.)

1 image, 288 3D scans

Project 4299: (2022) M. T. Carrano, M. P. Oreska, A. Murch, K. C. Trujillo, K. R. Chamberlain

Vertebrate paleontology of the Cloverly Formation (Lower Cretaceous), III: a new species of Albanerpeton, with biogeographic and paleoecological implications

1 image

Project 4315: (2019) Z. Zhao, P. Eggleton, X. Yin, T. Gao, C. Shih, D. Ren

The oldest known mastotermitids (Blattodea: Termitoidae) and phylogeny of basal termites

1 image

Project 4321: (2022) T. Maho, S. Mah