Mammalia - Creodonta - Hyaenodontidae

Full reference: J. R. Macdonald. 1970. Review of the Miocene Wounded Knee faunas of southwestern South Dakota. Bulletin of the Los Angeles County Museum of Natural History, Science 8:165-82

Belongs to Hyaenodon according to J. R. Macdonald 1970

Sister taxa: Hyaenodon crucians, Hyaenodon filholi, Hyaenodon horridus, Hyaenodon incertus, Hyaenodon leptorhynchus, Hyaenodon megaloides, Hyaenodon microdon, Hyaenodon montanus, Hyaenodon mustelinus, Hyaenodon raineyi, Hyaenodon venturae, Hyaenodon vetus, Hyaenodon weilini, Hyaenodon yuanchuensis

Type specimen: Its type locality is Sharps (LACM 2007), which is in a Geringian terrestrial horizon in the Sharps Formation of South Dakota

Ecology: ground dwelling carnivore

Average measurements (in mm): P4 13.8 x 12.5, M1 11.2 x 9.0, M2 20.4 x 8.4, p4 14.4 x 9.3, m1 11.0 x 6.5, m2 13.5 x 7.1