Mammalia - Perissodactyla - Equidae

Alternative combination: Cormohipparion quinni

Belongs to Hippotherium according to J. Alroy 2007

Sister taxa: Hippotherium emsliei, Hippotherium ingenuum, Hippotherium plicatile, Hippotherium primigenium

Type specimen: Its type locality is Devil's Gulch Horse Quarry, which is in a Barstovian terrestrial horizon in the Valentine Formation of Nebraska

Ecology: ground dwelling grazer-browser

Average measurements (in mm): P3 22.3 x 23.4, P4 22.0 x 22.4, M1 20.7 x 21.7, m1 20.5 x 11.3