Reptilia - Testudines - Geoemydidae
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 2020
See also Gilmore 1915, Hay 1908, Hay 1930, Roberts 1962 and Vlachos 2018
Sister taxa: Echmatemys arethusa, Echmatemys callopyge, Echmatemys cibollensis, Echmatemys depressa, Echmatemys haydeni, Echmatemys jeanesi, Echmatemys lativertebralis, Echmatemys stevensoniana, 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:
• Eocene of United States (4: Utah, Wyoming collections)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.