†Thescelus insiliens Hay 1908 (turtle)

Reptilia - Testudinata - Baenidae

Synonym: Baena longicauda Russell 1934

Full reference: O. P. Hay. 1908. The fossil turtles of North America. Carnegie Institution of Washington Publication 75:1-568

Belongs to Thescelus according to W. G. Joyce and T. R. Lyson 2015

See also Bryant 1989, Estes 1964, Gaffney 1972, Hay 1908, Hay 1930 and Mateer 1981

Sister taxon: Thescelus rapiens

Type specimens:

  • Thescelus insiliens: AMNH 1108, a shell (an almost complete shell). Its type locality is Seven Mile Creek (AMNH), which is in a Lancian terrestrial horizon in the Lance Formation of Wyoming.
  • Baena longicauda: CMN 8678, a set of postcrania (a partial shell with limb material and caudal vertebrae). Its type locality is Morgan Creek (Rocky Creek), which is in a Lancian terrestrial horizon in the Frenchman Formation of Canada.

Ecology: planktonic suspension feeder

Distribution:

• Cretaceous of Canada (1: Saskatchewan collection), United States (4: Montana, Utah, Wyoming)

Total: 5 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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