Mammalia - Perissodactyla - Rhinocerotidae
Parent taxon: Rhinocerotidae according to D. R. Prothero 1998
See also Hay 1902, Prothero 2005, Prothero and Schoch 1989 and Tong 2001
Sister taxa: Aceratheriinae, Aceratheriini, Amphicaenopus, Anchisodon tubifer, Atelodus, Dicerorhininae, Elasmotheriina, Forstercooperia crudus, Gigantamynodon akespensis, Gulfoceras, Huangotherium, Iranotheriinae, Penetrigonias, Rhinoceros crassus, Rhinoceros oregonensis, Rhinoceros pacificus, Rhinocerotinae, Subhyracodon, Teleoceratinae, Teletaceras, Trigonias, Uintaceras, Woodoceras, Zalabis
Subtaxa: Skinneroceras
Ecology: ground dwelling browser
Distribution:
• Miocene of United States (1: New Mexico collection)
• Oligocene of United States (1: Nebraska)
Total: 2 collections each including a single occurrence