Toxochelys latiremis Cope 1873 (turtle)

Reptilia - Testudines

Synonyms: Phyllemys barberi Schmidt 1944, Porthochelys browni Hay 1905, Toxochelys barberi Schmidt 1944, Toxochelys brachyrhina Case 1898, Toxochelys brachyrhinus Case 1898, Toxochelys browni Hay 1905, Toxochelys serrifer Cope 1875, Toxochelys weeksi Collins 1951

Full reference: E. D. Cope. 1873. [Description of] Toxochelys latiremis. Proceedings of the Academy of Natural Sciences of Philadelphia 1873:10-10

Belongs to Toxochelys according to I. G. Danilov and J. F. Parham 2008

See also Cope 1873, Cope 1875, Hay 1902, Hay 1905, Hay 1908, Nicholls 1988, Schmidt 1944 and Zangerl 1953

Sister taxa: Cynocercus, Cynocercus incisus, Toxochelys elkader, Toxochelys moorevillensis, Toxochelys procax

Type specimens:

  • Toxochelys latiremis: AMNH 2362, a mandible (jaw fragment and coracoid). Its type locality is Niobrara River (Sheridan County), which is in a Miocene terrestrial horizon in Nebraska.
  • Porthochelys browni: AMNH 6080, a skull (skull & mandible). Its type locality is 20 miles southeast of Edgemont, which is in a Campanian marine shale in South Dakota.
  • Toxochelys barberi: FM P27047, a shell (carapace with about half of elements preserved).
  • Toxochelys brachyrhinus: KU 1212, a skull. Its type locality is Niobrara deposits (Toxochelys brachyrhinus type locality), which is in a Cretaceous marine chalk in Kansas.
  • Toxochelys serrifer: AMNH 1835, a partial skeleton (partial skull (maxillae, dentary, pterygoids, right quadrate, frontals, prefrontals) and two peripheral plates). Its type locality is Niobrara River (coll. Merrill 1865), which is in a Miocene terrestrial horizon in the Loop Fork Formation of Nebraska.
  • Toxochelys weeksi: UT K20, a partial shell (incomplete plastron and a few peripherals).

Ecology: aquatic omnivore


• Miocene of United States (1: Nebraska collection)

• Cretaceous of Canada (4: Manitoba), United States (3: Alabama, Kansas)

Total: 8 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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