Mammalia - Artiodactyla - Protoceratidae
Full reference: H. J. Cook. 1934. New artiodactyls from the Oligocene and Lower Miocene of Nebraska. American Midland Naturalist 15(2):148-165
Belongs to Pseudoprotoceras according to W. B. Scott 1940
See also Cook 1934, Emry and Storer 1981, Kihm 1987, Prothero 1998 and Wilson 1974
Sister taxa: Pseudoprotoceras minor, Pseudoprotoceras taylori
Type specimen: No. HC507, a partial skeleton (anterior portion of a skull with associated astragalus and navicular). Its type locality is Chadronia Pocket, which is in a Chadronian terrestrial siltstone in the Chadron Formation of Nebraska.
Ecology: ground dwelling browser
Distribution:
• Eocene of United States (13: Colorado, Nebraska, South Dakota, Wyoming collections)
Total: 13 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.