Miohippus Marsh 1874 (anchitheriine horse)

Mammalia - Perissodactyla - Equidae

Synonyms: Altippus Douglass 1908, Pediohippus Schlaikjer 1935

Full reference: O. C. Marsh. 1874. Notice of new equine mammals from the Tertiary formation. American Journal of Science 7(39):247-258

Parent taxon: Anchitheriinae according to B. J. MacFadden 1998

See also Carroll 1988, Douglass 1908, Forsten 1974, Hay 1902, Jahns 1940, Osborn 1918, Prothero and Schoch 1989, Prothero and Shubin 1989, Schlaikjer 1937 and Stirton 1940

Sister taxa: none

Subtaxa: Miohippus anceps Miohippus annectens Miohippus assiniboiensis Miohippus condoni Miohippus equiceps Miohippus equinanus Miohippus gemmarosae Miohippus gidleyi Miohippus grandis Miohippus intermedius Miohippus longicristis Miohippus obliquidens Miohippus primus Miohippus quartus Miohippus taxus

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Type: Miohippus annectens

Ecology: ground dwelling browser

Distribution:

• Miocene of Canada (1: Saskatchewan collection), United States (1: Texas)

• Harrisonian of Canada (1: Saskatchewan), United States (2: Montana, South Dakota)

• Arikareean of United States (25: California, Florida, Idaho, Montana, Nebraska, Oregon, South Dakota, Wyoming)

• Oligocene of Canada (5: Saskatchewan), United States (43: Colorado, Florida, Montana, Nebraska, North Dakota, Oregon, South Dakota, Washington, Wyoming)

• Eocene of Canada (1: Saskatchewan), Mexico (1), United States (5: Montana, South Dakota)

Total: 85 collections including 96 occurrences

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Specimen images are retrieved through the ePANDDA API.


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