ammonites
Hippotherium ingenuum Leidy 1885 (hipparionine horse)

Mammalia - Perissodactyla - Equidae

Alternative combinations: Cormohipparion ingenuum, Hipparion ingenuum, Nannippus ingenuus, Neohipparion ingenuum

Belongs to Hippotherium according to J. Alroy 2007

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

Type specimen: Its type locality is Mixson's Bone Bed, which is in a Hemphillian terrestrial horizon in the Alachua Formation of Florida

Ecology: ground dwelling grazer-browser

Average measurements (in mm): m1 18.3 x 9.6