Mammalia - Artiodactyla - Merycoidodontidae
Originally a subspecies of Oreodon culbertsoni named by Cope (1884)
Alternative combination: Merycoidodon culbertsonii periculorum
Full reference: E. D. Cope. 1884. Synopsis of the species of Oreodontidae. Paleontological Bulletin 38:503-572
Belongs to Oreodon culbertsoni according to E. D. Cope 1884
See also Bump and Loomis 1930, Galbreath 1953, Lander 1998, Schultz and Falkenbach 1968, Stevens and Stevens 1996 and Thorpe 1937
Sister taxa: Merycoidodon culbertsonii browni, Merycoidodon culbertsonii osborni
Type specimen: AMNH 6397, a skull (Skull with I1-M3 and mandible with i1-m3). Its type locality is Horsetail Creek, which is in a Chadronian terrestrial horizon in the White River Formation of Colorado.
Ecology: ground dwelling herbivore
Distribution: there are no occurrences of Oreodon culbertsoni periculorum in the database