Miohippus equiceps Cope 1878 (anchitheriine horse)

Mammalia - Perissodactyla - Equidae

Alternative combinations: Anchitherium equiceps, Mesohippus equiceps

Synonyms: Anchitherium brachylophus Cope 1879, Mesohippus acutidens Sinclair 1905, Mesohippus brachylophus Cope 1879, Miohippus acutidens Sinclair 1905, Miohippus brachylophus Cope 1879

Full reference: E. D. Cope. 1878. On some of the characters of the Miocene fauna of Oregon. Proceedings of the American Philosophical Society 18(102):63-78

Belongs to Miohippus according to Hay 1930

See also Cope 1878, Cope 1894, Fremd 1994, Hay 1902, Macdonald 1963, Macdonald 1970, Matthew 1909, Merriam and Sinclair 1907, Osborn 1904, Osborn 1918, Sinclair 1905 and Strganac 2011

Sister taxa: Miohippus anceps, Miohippus annectens, Miohippus assiniboiensis, Miohippus condoni, Miohippus equinanus, Miohippus gemmarosae, Miohippus gidleyi, Miohippus grandis, Miohippus intermedius, Miohippus longicristis, Miohippus obliquidens, Miohippus primus, Miohippus quartus, Miohippus taxus

Type specimens:

  • Miohippus equiceps: AMNH 7261, a partial skeleton (a portion of the skeleton including a com- plete cranium of one individual )
  • Anchitherium brachylophus: AMNH 7260, a partial skull (A frag- ment of the upper jaw with M1-2.).
  • Mesohippus acutidens: UCMP 376, a partial skeleton (l'auium, portion of the left fore limb, and a few vertebral fragments).

Ecology: ground dwelling browser


• Arikareean of United States (1: Montana collection)

• Oligocene of Canada (1: Saskatchewan), United States (9: South Dakota, Washington)

Total: 11 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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