†superfamily Xiphodontoidea Flower 1883 (even-toed ungulate)
Parent taxon: Tylopoda according to J. J. Hooker 1986
Sister taxa: Amphimerycidae, Anoplotherioidea, Cameloidea, Oreodontoidea, Oromerycidae
Subtaxa: none
Ecology: ground dwelling grazer-browser
Distribution: there are no occurrences of Xiphodontoidea in the database