Project 3812: E. Cuesta, D. Vidal, F. Ortega, M. Shibata, J. L. Sanz. 2022. Pelecanimimus (Theropoda: Ornithomimosauria) postcranial anatomy and the evolution of the specialized manus in Ornithomimosaurs and sternum in maniraptoriforms. Zoological Journal of the Linnean Society. 194 (2):553-591.
Specimen: † Pelecanimimus polyodon Pérez-Moreno, 1994 (MCCM/LH:7777)
View: Postcranial squeleton 2D

Abstract

Pelecanimimus polyodon was discovered in 1993 in the Spanish Barremian fossil site of Las Hoyas, being the first ornithomimosaur described from Europe. So far, there has been no detailed description of the holotype of Pelecanimimus, which is composed of the anterior-half of an articulated skeleton. Here we report a new, detailed, revised and more accurate osteological description of its postcranial skeleton, comparing this new data to information about Ornithomimosauria from the last three decades. This osteological and phylogenetic analysis of Pelecanimimus shows several ornithomimosaur synapomorphies and a unique combination of characters that emend its original diagnosis. Pelecanimimus diverged early in Ornithomimosauria and reveals an enlargement trend of the manus, shared with derived ornithomimosaurians, due to a long metacarpal I and elongated distal phalanges. This evolutionary novelty, and other synapomorphies, has led to the definition of a new clade, Macrocheiriformes, including Pelecanimimus and more derived ornithomimosaurs. Pelecanimimus has the only ossified sternal plates among ornithomimosaurs and the first evidence of uncinate processes in a nonmaniraptoran theropod, indicating a convergent appearance of these structures in Coelurosauria. The character combination in an early-diverging ornithomimosaur like Pelecanimimus found in this analysis provides a key step in the evolution of the manus and pectoral girdle in Ornithomimosauria


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Article DOI: 10.1093/zoolinnean/zlab013

Project DOI: 10.7934/P3812, http://dx.doi.org/10.7934/P3812
This project containsMatrices
  • 1 Media
  • 1 Matrix
  • 98 Taxa
  • 1 Specimen
  • 568 Characters
Total size of project's media files: 5.35M

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Total scored cells: 24580
Total media associated with cells: 0
Total labels associated with cell media: 0
Characters
Total characters: 568
Total characters with associated media: 0
Total characters with media with labels: 0
Total character states: 1237
Total character states with associated media: 0
Total character states with media with labels:0
Total unordered/ordered characters:558/10
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MorphoBank Project 3812

    Authors' Institutions

    • Fukui Prefectural Dinosaur Museum, Katsuyama, Fukui Prefecture

    • Fukui Prefectural University

    • Bayerische Staatssammlung fuer Palaeontologie und Geologie

    • Universidad Autonoma de Madrid

    • Universidad Nacional de Educación a Distancia (UNED), Madrid

    • Real Academia de Ciencias Exactas, Fisicas y Naturales



    Members

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    Elena Cuesta
    Project Administrator
    9811056805680024580
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    Taxonomic Overview for Matrix 'M26950' (98 Taxa)

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    [1] Herrerasaurus ischigualastensis
    Taxon name last Modified on 09/28/20
    21535335300001
    [2] Nqwebasaurus thwazi
    Taxon name last Modified on 09/28/20
    33922922900001
    [3] Acrocanthosaurus atokensis
    Taxon name last Modified on 09/28/20
    26630330200001
    [4] Afrovenator abakensis
    Taxon name last Modified on 09/28/20
    32224724600001
    [5] Albertosaurus sarcophagus
    Taxon name last Modified on 09/28/20
    16740140100001
    [6] Allosaurus fragilis
    Taxon name last Modified on 09/28/20
    6051050800001
    [7] Alvarezsaurus calvoi
    Taxon name last Modified on 09/28/20
    45711111100001
    [8] Alxasaurus elesitaiensis
    Taxon name last Modified on 09/28/20
    39017817800001
    [9] Anserimimus planinychus
    Taxon name last Modified on 09/28/20
    46510310300001
    [10] Apsaravis ukhaana
    Taxon name last Modified on 09/28/20
    37119719700001
    [11] Archaeopteryx lithographica
    Taxon name last Modified on 09/28/20
    21934934900001
    [12] Avimimus portentosus
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    26730130100001
    [13] Beipiaosaurus inexpectus
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    45211611600001
    [14] Beishanlong grandis
    Taxon name last Modified on 09/28/20
    46810010000001
    [15] Buitreraptor gonzalezorum
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    38917917900001
    [16] Byronosaurus jaffeei
    Taxon name last Modified on 09/28/20
    40816016000001
    [17] Carnotaurus sastrei
    Taxon name last Modified on 09/28/20
    24232632600001
    [18] Caudipteryx zhoui
    Taxon name last Modified on 09/28/20
    31725225100001
    [19] Ceratosaurus nasicornis
    Taxon name last Modified on 09/28/20
    18238638600001
    [20] Chirostenotes pergracilis
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    39317517500001
    [21] Citipati osmolskae
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    23133733700001
    [22] Coelophysis bauri
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    24632332200001
    [23] Compsognathus longipes
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    24632232200001
    [24] Conchoraptor gracilis
    Taxon name last Modified on 09/28/20
    38917917900001
    [25] Confuciusornis sanctus
    Taxon name last Modified on 09/28/20
    32224624600001
    [26] Cryolophosaurus ellioti
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    42015014800001
    [27] Daspletosaurus torosus
    Taxon name last Modified on 09/28/20
    36620220200001
    [28] Deinonychus antirrhopus
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    14842042000001
    [29] Dilong paradoxus
    Taxon name last Modified on 09/28/20
    24432432400001
    [30] Dilophosaurus wetherilli
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    22234834600001
    [31] Dromaeosaurus albertensis
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    40915915900001
    [32] EK troodontid
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    518505000001
    [33] Eoraptor lunensis
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    34622222200001
    [34] Epidexipteryx hui
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    39717117100001
    [35] Erlikosaurus andrewsi
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    38917917900001
    [36] Eustreptospondylus oxiensis
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    21235735600001
    [37] Falcarius utahensis
    Taxon name last Modified on 09/28/20
    19137837700001
    [38] Gallimimus bullatus
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    23033833800001
    [39] Garudimimus brevipes
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    24232632600001
    [40] Giganotosaurus carolinii
    Taxon name last Modified on 09/28/20
    37719319100001
    [41] Gigantoraptor erlianensis
    Taxon name last Modified on 09/28/20
    482868600001
    [42] Gorgosaurus libratus
    Taxon name last Modified on 09/28/20
    31325525500001
    [43] Guanlong wucaii
    Taxon name last Modified on 09/28/20
    8248748600001
    [44] Haplocheirus sollers
    Taxon name last Modified on 09/28/20
    12544444300001
    [45] Harpymimus okladnikovi
    Taxon name last Modified on 09/28/20
    26230630600001
    [46] Huaxiagnathus orientalis
    Taxon name last Modified on 09/28/20
    32624224200001
    [47] Incisivosaurus gauthieri
    Taxon name last Modified on 09/28/20
    36120720700001
    [48] Limusaurus inextricabilis
    Taxon name last Modified on 09/28/20
    26930129900001
    [49] Linheraptor exquisitus
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    33223623600001
    [50] Mahakala omnogovae
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    484848400001
    [51] Majungasaurus crenatissimus
    Taxon name last Modified on 09/28/20
    17639239200001
    [52] Mapusaurus roseae
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    38218618600001
    [53] Masiakasaurus knopfleri
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    39617217200001
    [54] Megalosaurus bucklandii
    Taxon name last Modified on 09/28/20
    38418518400001
    [55] Mei long
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    26730130100001
    [56] Microraptor gui
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    34522322300001
    [57] Microvenator celer
    Taxon name last Modified on 09/28/20
    39017917800001
    [58] Monolophosaurus jiangi
    Taxon name last Modified on 09/28/20
    27729129100001
    [59] Mononykus olecranus
    Taxon name last Modified on 09/28/20
    34022822800001
    [60] Neovenator salerii
    Taxon name last Modified on 09/28/20
    26530330300001
    [61] Nothronychus graffami
    Taxon name last Modified on 09/28/20
    38818018000001
    [62] Ornitholestes hermanni
    Taxon name last Modified on 09/28/20
    23933032900001
    [63] Ornithomimus edmontonicus
    Taxon name last Modified on 09/28/20
    28528328300001
    [64] Oviraptor philoceratops
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    44812012000001
    [65] Parvicursor remotus
    Taxon name last Modified on 09/28/20
    45811211000001
    [66] Patagonykus puertai
    Taxon name last Modified on 09/28/20
    41415515400001
    [67] † Pelecanimimus polyodon
    Taxon name last Modified on 09/28/20
    30526326300001
    [68] Piatnitzkysaurus floresi
    Taxon name last Modified on 09/28/20
    39916916900001
    [69] Proceratosaurus bradleyi
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    42114714700001
    [70] Rahonavis ostromi
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    35621221200001
    [71] Rinchenia mongoliensis
    Taxon name last Modified on 09/28/20
    46710110100001
    [72] Sapeornis chaoyangensis
    Taxon name last Modified on 09/28/20
    29027827800001
    [73] Saurornithoides mongoliensis
    Taxon name last Modified on 09/28/20
    41315515500001
    [74] Saurornitholestes langstoni
    Taxon name last Modified on 09/28/20
    36720120100001
    [75] Segnosaurus galboensis
    Taxon name last Modified on 09/28/20
    42714114100001
    [76] Shenzhousaurus orientalis
    Taxon name last Modified on 09/28/20
    34322522500001
    [77] Shuvuuia deserti
    Taxon name last Modified on 09/28/20
    12644244200001
    [78] Sinornithoides youngi
    Taxon name last Modified on 09/28/20
    41115715700001
    [79] Sinornithosaurus millenii
    Taxon name last Modified on 09/28/20
    33623223200001
    [80] Sinosauropteryx prima
    Taxon name last Modified on 09/28/20
    27629229200001
    [81] Sinovenator changii
    Taxon name last Modified on 09/28/20
    32024824800001
    [82] Sinraptor dongi
    Taxon name last Modified on 09/28/20
    12344544500001
    [83] Stokesosaurus langhami
    Taxon name last Modified on 09/28/20
    44612212200001
    [84] Struthiomimus altus
    Taxon name last Modified on 09/28/20
    19237637600001
    [85] Suchomimus tenerensis
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    38318718500001
    [86] Syntarsus rhodesiensis
    Taxon name last Modified on 09/28/20
    19837137000001
    [87] Tanycolagreus topwilsoni
    Taxon name last Modified on 09/28/20
    33123723700001
    [88] Tarbosaurus bataar
    Taxon name last Modified on 09/28/20
    36919919900001
    [89] Tawa hallae
    Taxon name last Modified on 09/28/20
    30426426400001
    [90] Torvosaurus tanneri
    Taxon name last Modified on 09/28/20
    35321521500001
    [91] Troodon formosus
    Taxon name last Modified on 09/28/20
    28428428400001
    [92] Tsaagan mangas
    Taxon name last Modified on 09/28/20
    36320520500001
    [93] Tyrannosaurus rex
    Taxon name last Modified on 09/28/20
    5051851800001
    [94] Unenlagia comahuensis
    Taxon name last Modified on 09/28/20
    44812012000001
    [95] Velociraptor mongoliensis
    Taxon name last Modified on 09/28/20
    13743143100001
    [96] Zanabazar junior
    Taxon name last Modified on 09/28/20
    38917917900001
    [97] Zuolong salleei
    Taxon name last Modified on 09/28/20
    32824024000001
    [98] Deinocheirus
    Taxon name last Modified on 09/28/20
    13243643600001


    Project downloads

    type number of downloads Individual items downloaded (where applicable)
    Total downloads from project72
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    Matrix downloads7Pelecanimimus postcraneal modifications from Lee et al 2014 (7 downloads);
    Media downloads1M693894 (1 download);