†subfamily Leptochoerinae (even-toed ungulate)
Parent taxon: Artiodactyla according to R. K. Stucky 1998
See also Edwards 1976 and McKenna and Bell 1997
Sister taxa: Antiacodontidae, Antiacodontinae, Bunomerycidae, Cainotherioidea, Choeropotamoidea, Climacoceratidae, Diacodexeidae, Dichobunoidea, Eolantianus, Erlianhyus, Eurytheriidae, Haplobunodontidae, Hsanotherium, Merycoidodontoidea, Myanmarius, Neoselenodontia, Nonruminantia, Omnivora, Raphenacodus, Ruminantiamorpha, Suiformes, Suoidea, Tapirulidae, Tragulohyus, Trigonolestidae, Tylopoda, Whippomorpha, Cetruminantia, Entelodontoidea
Subtaxa: none
Ecology: ground dwelling herbivore
Distribution:
• Oligocene of United States (2: South Dakota collections)
Total: 2 collections each including a single occurrence