Full reference: C. Illiger. 1811. Prodromus Systematis Mammalium et Avium
Parent taxon: Artiodactyla according to M. Spaulding et al. 2009
Sister taxa: Achaenodontidae, Achtiaria, Antiacodontidae, Antiacodontinae, Caenotheriidae, Cetancodontamorpha, Choeropotamoidea, Delahomeryx, Dichobunoidea, Dulcidon, Eolantianus, Eschatiidae, Eurytheriidae, Helohyinae, Hexacodus, Hidrosotherium, Hsanotherium, Leptochoerinae, Lophiomerycidae, Neoselenodontia, Nonruminantia, Palaeodonta, Protolabididae, Raoellidae, Raphenacodus, Ruminantiamorpha, Simpsonodus, Suiformes, Suoidea, Tragulohyus, Whippomorpha, Entelodontoidea, Ancodonta, Cetruminantia
Subtaxa: Amphimerycidae, Anoplotheriidae, Camelidae, Cameloidea, Merycoidodontoidea, Oromerycidae, Poebrotheriidae, Xiphodontoidea
Ecology: ground dwelling grazer-browser