†family Triplopidae Cope 1881 (odd-toed ungulate)
Parent taxon: Perissodactyla according to E. D. Cope 1881
Sister taxa: Aralotherium, Astrapotheroidea, Cambaytheriidae, Danjiangia, Equina, Hyracotheriidae, Lambdotheriidae, Lophodontomorpha, Menodontidae, Mesolambdolophus, Rhinocerotida, Skopaiolophus, Tapiromorpha, Titanotheriomorpha
Subtaxa: none
Ecology: ground dwelling browser-grazer