Mammalia - Perissodactyla - Equidae
Synonym: Eoequus Quinn 1955
Full reference: J. Leidy. 1858. Notice of Remains of Extinct Vertebrata, from the Valley of the Niobrara River, Collected during the Exploring Expedition of 1857, in Nebraska, under the Command of Lieut. G. K. Warren, U. S. Top. Eng., by Dr. F. V. Hayden, Geologist to the Expedition. Proceedings of the Academy of Natural Sciences of Philadelphia 10:15-89
Parent taxon: Equini according to B. J. MacFadden 1998
See also Forsten 1975, Hulbert 1988 and Quinn 1955
Sister taxa: Allohippus, Boreohippidion, Calippus, Dinohippus, Equus, Heteropliohippus, Hippidion, Parapliohippus, Plesippus, Pliohippina, Pliohippus, Protohippina
Subtaxa: none
Type: Equus (Protohippus) perditus
Ecology: ground dwelling grazer-browser
Distribution:
• Hemphillian of Costa Rica (1 collection), United States (12: Alabama, Florida, Kansas, Nebraska, Texas)
• Miocene of United States (81: California, Colorado, Florida, Kansas, Montana, Nebraska, New Mexico, South Dakota, Texas, Wyoming)
Total: 94 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.