Project 4397: D. Geraads, S. Zouhri. 2021. A new late Miocene elasmotheriine rhinoceros from Morocco. Acta Palaeontologica Polonica. 66 (4):753-765.
Specimen: † Teleoceras fossiger (unvouchered)
View: skeleton

Abstract

We describe here the first definite representative of the subfamily Elasmotheriinae in North Africa. It comes from theupper Miocene site of Skoura near Ouarzazate, on the southern slope of the Central High Atlas in Morocco. It consistsof a virtually complete skull with articulated mandible and a few fragmentary postcranial remains, making it by far thebest known elasmotheriine from the African late Miocene. We assign it to a new taxon, Eoazara xerrii gen. et sp. nov.The skull is characterized by long nasal bones indicating a strong horn and long, anteriorly expanded, edentulous premaxillae.Compared to other Rhinocerotidae, the face is moderately elongated; the lower incisors are of medium size; andthe premolar row is short. The upper molars have a strongly pinched protocone, a long antecrochet, and an unexpandedcentral valley. Eoazara xerrii gen. et sp. nov. is at a lower evolutionary grade than the Chinese species of Ningxiatherium and Parelasmotherium, but probably comparable to the very incomplete remains from the East African late Mioceneforms. We regard Eoazara as a member of a chiefly Eurasian clade, rather than as a survivor of a hypothetical Africanelasmotheriine branch. Parsimony analysis confirms the monophyly of the Elasmotheriinae, but that of the remainingRhinocerotidae is questionable.


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Article DOI: 10.4202/app.00904.2021

Project DOI: 10.7934/P4397, http://dx.doi.org/10.7934/P4397
This project containsMatrices
  • 10 Media
  • 1 Matrix
  • 75 Taxa
  • 12 Specimens
  • 223 Characters
Total size of project's media files: 41.68M

Download Project SDD File
Total scored cells: 11333
Total media associated with cells: 0
Total labels associated with cell media: 0
Characters
Total characters: 223
Total characters with associated media: 0
Total characters with media with labels: 0
Total character states: 537
Total character states with associated media: 0
Total character states with media with labels:0
Total unordered/ordered characters:15/208
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MorphoBank Project 4397

    Authors' Institutions

    • Muséum national d'Histoire naturelle, Paris (Natural History Museum, Paris)

    • Centre National de la Recherche Scientifique (CNRS)

    • Sorbonne Université

    • Hassan II University of Casablanca



    Members

    member name taxa specimens media chars character
    media
    labels
    cell scorings
    (scored, NPA, "-")
    cell
    medialabels
    rules
    MorphoBank Curator
    Project Administrator
    7512102230011333
    (10568, 0, 765)
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    Taxonomic Overview for Matrix 'M28982' (75 Taxa)

    taxon unscored
    cells
    scored
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    NPA
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    "-" cellscell images labels on
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    [1] Tapirus terrestris
    Last Modified in 09/16/22
    15186186022001
    [2] † Aceratherium incisivum
    Last Modified in 09/16/22
    4417217207001
    [3] † Acerorhinus fuguensis
    Last Modified in 09/16/22
    43170170010001
    [4] † Acerorhinus hezhengensis
    Last Modified in 09/16/22
    35176176012001
    [5] † Acerorhinus palaeosinensis
    Last Modified in 09/16/22
    6914614608001
    [6] † Acerorhinus tsaidamensis
    Last Modified in 09/16/22
    34176176013001
    [7] † Acerorhinus yuanmouensis
    Last Modified in 09/16/22
    8013413409001
    [8] † Acerorhinus zernowi
    Last Modified in 09/16/22
    5915515509001
    [9] † Alicornops complanatum
    Last Modified in 09/16/22
    10211411407001
    [10] † Alicornops simorrense
    Last Modified in 09/16/22
    3517917909001
    [11] † Aprotodon fatehjangense
    Last Modified in 09/16/22
    8913013004001
    [12] † Begertherium grimmi
    Last Modified in 09/16/22
    85128128010001
    [13] † Brachypotherium brachypus
    Last Modified in 09/16/22
    33177177013001
    [14] † Brachypotherium minor
    Last Modified in 09/16/22
    92119119012001
    [15] † Caementodon caucasicum
    Last Modified in 09/16/22
    94119119010001
    [16] Ceratotherium simum
    Last Modified in 09/16/22
    18187187018001
    [17] † Chilotheridium pattersoni
    Last Modified in 09/16/22
    9611911908001
    [18] † Chilotherium anderssoni
    Last Modified in 09/16/22
    16193193014001
    [19] † Chilotherium wimani
    Last Modified in 09/16/22
    26182182015001
    [20] † Coelodonta antiquitatis
    Last Modified in 09/16/22
    28181181014001
    [21] † Diaceratherium aginense
    Last Modified in 09/16/22
    7214214209001
    [22] † Diceratherium armatum
    Last Modified in 09/16/22
    16195195012001
    [23] Dicerorhinus sumatrensis
    Last Modified in 09/16/22
    30179179014001
    [24] Diceros bicornis
    Last Modified in 09/16/22
    13189189021001
    [25] † Elasmotherium sibiricum
    Last Modified in 09/16/22
    43149149031001
    [26] † Eoazara xerrii
    Last Modified in 09/16/22
    86122122015001
    [27] † Gaindatherium browni
    Last Modified in 09/16/22
    57153153013001
    [28] † Hispanotherium beonense
    Last Modified in 09/16/22
    3817717708001
    [29] † Hispanotherium corcolense
    Last Modified in 09/16/22
    9312512505001
    [30] † Hispanotherium matritense
    Last Modified in 09/16/22
    7514214206001
    [31] † Hispanotherium tungurense
    Last Modified in 09/16/22
    28184184011001
    [32] † Hoploaceratherium tetradactylum
    Last Modified in 09/16/22
    3717717709001
    [33] † Hyrachyus eximius
    Last Modified in 09/16/22
    32168168023001
    [34] † Iranotherium morgani
    Last Modified in 09/16/22
    42167167014001
    [35] † Lartetotherium sansaniense
    Last Modified in 09/16/22
    44166166013001
    [36] † Menoceras arikarense
    Last Modified in 09/16/22
    18194194011001
    [37] † Mesaceratherium gaimersheimense
    Last Modified in 09/16/22
    69144144010001
    [38] † Mesaceratherium paulhiacense
    Last Modified in 09/16/22
    9412212207001
    [39] † Mesaceratherium welcommi
    Last Modified in 09/16/22
    73138138012001
    [40] † Molassitherium albigense
    Last Modified in 09/16/22
    39174174010001
    [41] † Ningxiatherium euryrhinus
    Last Modified in 09/16/22
    9911711707001
    [42] † Ningxiatherium longirhinus
    Last Modified in 09/16/22
    10311311307001
    [43] † Parelasmotherium lingxiaense
    Last Modified in 09/16/22
    9012412409001
    [44] † Plesiaceratherium gracile
    Last Modified in 09/16/22
    51159159013001
    [45] † Plesiaceratherium mirallesi
    Last Modified in 09/16/22
    4916516509001
    [46] † Pleuroceros blanfordi
    Last Modified in 09/16/22
    4816816807001
    [47] † Pleuroceros pleuroceros
    Last Modified in 09/16/22
    6115615606001
    [48] † Prosantorhinus douvillei
    Last Modified in 09/16/22
    50163163010001
    [49] † Protaceratherium minutum
    Last Modified in 09/16/22
    55158158010001
    [50] Rhinoceros sondaicus
    Last Modified in 09/16/22
    15192192016001
    [51] Rhinoceros unicornis
    Last Modified in 09/16/22
    17192192014001
    [52] † Ronzotherium filholi
    Last Modified in 09/16/22
    19190190014001
    [53] † Rusingaceros leakeyi
    Last Modified in 09/16/22
    9212312308001
    [54] † Shansirhinus ringstromi
    Last Modified in 09/16/22
    41170170012001
    [55] † Subhyracodon occidentalis
    Last Modified in 09/16/22
    4317117109001
    [56] † Teleoceras fossiger
    Last Modified in 09/16/22
    18190190015001
    [57] † Trigonias osborni
    Last Modified in 09/16/22
    15192192016001
    [58] † Turkanatherium acutirostratum
    Last Modified in 09/16/22
    8812612609001
    [59] † Victoriaceros kenyensis
    Last Modified in 09/16/22
    52157157014001
    [60] † Aceratherium huadeensis
    Last Modified in 09/16/22
    141777705001
    [61] † Acerorhinus lufengensis
    Last Modified in 09/16/22
    131868606001
    [62] † Alicornops alfambrense
    Last Modified in 09/16/22
    186363601001
    [63] † Begertherium borissiaki
    Last Modified in 09/16/22
    155656503001
    [64] † Beliajevina tekkayai
    Last Modified in 09/16/22
    11810210203001
    [65] † Bugtirhinus praecursor
    Last Modified in 09/16/22
    135858503001
    [66] † Caementodon oettingenae
    Last Modified in 09/16/22
    126949403001
    [67] † Elasmotherium caucasicum
    Last Modified in 09/16/22
    1119090022001
    [68] † Kenyatherium bishopi
    Last Modified in 09/16/22
    184383801001
    [69] † Ougandatherium napakense
    Last Modified in 09/16/22
    146696908001
    [70] † Parelasmotherium schansiense
    Last Modified in 09/16/22
    183393901001
    [71] † Procoelodonta mongoliense
    Last Modified in 09/16/22
    142777704001
    [72] † Shennongtherium hyposodontus
    Last Modified in 09/16/22
    184373702001
    [73] † Sinotherium lagrelii
    Last Modified in 09/16/22
    121959507001
    [74] † Subchilotherium intermedium
    Last Modified in 09/16/22
    11510210206001
    [75] † Victoriaceros hooijeri
    Last Modified in 09/16/22
    11610010007001


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