Alternative combinations: Hippidion interpolatum, Hippidium interpolatum, Pliohippus (Pliohippus) interpolatus, Pliohippus interpolatus, Protohippus interpolatus
Full reference: E. D. Cope. 1893. A preliminary report on the vertebrate paleontology of the Llano Estacado. Fourth Annual Report of the Geological Survey of Texas 1892:11-136
See also Azzaroli 1988, Cope 1893, Dalquest 1983, Gidley 1903, Gidley 1907, Hay 1902, Kelly 1995, Kelly 1998, Kelly 2000, Kelly and Lander 1988, Macdonald 1992, Matthew 1909, Matthew and Stirton 1930, Osborn 1918, Prado and Alberdi 1996, Quinn 1955, Savage 1941, Stirton 1940 and Webb 1969
Type specimen: Its type locality is Goodnight's, which is in a Hemphillian terrestrial horizon in the Goodnight Beds Formation of Texas
Ecology: ground dwelling browser
• Blancan of Mexico (1 collection)
• Miocene to Pliocene of United States (1: California)
Total: 15 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.