Family Antilocapridae Owen 1841 (pronghorn)
Parent taxon: Pecora according to M. Spaulding et al. 2009
Sister taxa: Bovidae, Camelopardalidae, Cervidae, Cervoidea, Gelocidae, Giraffidae, Indomeryx, Leptomerycidae, Moschidae
Subtaxa: Antilocapra, Antilocaprinae, Cosoryx, Hayoceros, Hexameryx, Ilingoceros, Merriamoceros, Merycodontinae, Merycodus, Paracosoryx, Plioceros, Ramoceros, Stockoceros, Submeryceros, Texoceros
Type: Antilocapra
Ecology: ground dwelling browser-grazer