Mammalia - Perissodactyla - Equidae
Alternative combinations: Eohippus index, Hyracotherium index, Orotherium index
Synonyms: Hyracotherium sulcatus Gingerich 1989, Orotherium loevii Cope 1877, Pliolophus loevii Cope 1877
Full reference: E. D. Cope. 1873. Fourth notice of extinct Vertebrata from the Bridger and the Green River tertiaries. Palaeontological Bulletin 17:1-4
Belongs to Minippus according to D. J. Froehlich 2002
See also Cope 1873, Gazin 1952, Gazin 1962, Gingerich 1989, Gingerich 1991, Granger 1908, Hay 1902, MacFadden 1998, Stirton 1940 and Wortman 1896
Sister taxon: Minippus jicarillai
Type specimens:
- Minippus index: AMNH 4680, a mandible
- Hyracotherium sulcatus:
- Orotherium loevii:
Ecology: ground dwelling browser
Distribution:
• Eocene of United States (18: New Mexico, Texas, Wyoming collections)
Total: 18 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.