Echmatemys naomi Hay 1908 (turtle)

Reptilia - Testudines - Pangeoemydidae

Synonym: Echmatemys obscura Gilmore 1915

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

Belongs to Echmatemys according to E. Vlachos 2018

See also Gilmore 1915, Hay 1908 and Roberts 1962

Sister taxa: Echmatemys arethusa, Echmatemys callopyge, Echmatemys cibollensis, Echmatemys depressa, Echmatemys haydeni, Echmatemys jeanesi, Echmatemys lativertebralis, Echmatemys stevensoniana, Echmatemys wyomingensis, Palaeotheca polycypha, Palaeotheca terrestris

Type specimens:

  • Echmatemys naomi: AMNH 5975 (holotype), a partial shell (partial carapace). Its type locality is Little Dry Creek, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.
  • Echmatemys obscura: CM 3253, a shell. Its type locality is South of Kennedy's Hole, which is in an Uintan terrestrial horizon in the Uinta Formation of Utah.

Ecology: aquatic herbivore

Distribution: found only at Little Dry Creek

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Specimen images are retrieved through the ePANDDA API.


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