Synonym: Palaeodonta Matthew
Parent taxon: Artiodactyla according to I. A. Vislobokova 2008
See also Colbert 1938, Ferrusquia-Villafranca 1969, Foss 2007, Hooker 1986, Jaekel 1911, McKenna and Bell 1997, Sahni and Khare 1971, Scott 1940, Vislobokova 2004 and Vislobokova 2004
Sister taxa: Achaenodontidae, Ancodonta, Antiacodontidae, Antiacodontinae, Booidea, Bunomerycidae, Cainotherioidea, Choeropotamoidea, Climacoceratidae, Diacodexeidae, Dichobunoidea, Eolantianus, Erlianhyus, Eurytheriidae, Haplobunodontidae, Hsanotherium, Hyodonta, Leptochoerinae, Merycoidodontoidea, Myanmarius, Neoselenodontia, Nonruminantia, Omnivora, Raphenacodus, Ruminantiamorpha, Suoidea, Tapirulidae, Tragulohyus, Trigonolestidae, Tylopoda, Cetruminantia, Entelodontoidea, Whippomorpha
Subtaxa: Anthracotherioidea
Ecology: ground dwelling grazer-browser