Orohippus major Marsh 1874

Mammalia - Perissodactyla - Equidae

Alternative combinations: Hyracotherium major, Pliolophus major

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

Belongs to Orohippus according to B. J. MacFadden 1998

See also Cope 1875, Froehlich 2002, Granger 1908, Hay 1902, Kitts 1957, Marsh 1874, Stirton 1940 and Stucky 1984

Sister taxa: Orohippus (Aminippus), Orohippus agilis, Orohippus progressus, Orohippus proteros, Orohippus pumilus, Orohippus sylvaticus

Type specimen: YPM 11270, a maxilla (fragment of right maxilla with M2 and M3, and loose M2). Its type locality is Millersville, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.

Distribution: found only at Millersville

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Specimen images are retrieved through the ePANDDA API.

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