Mammalia - Panameriungulata - Proterotheriidae
Full reference: R. Cifelli. 1983. The origin and affinities of the South American Condylarthra and early Tertiary Litopterna (Mammalia). American Museum Novitates 2772:1-49
Parent taxon: Proterotheriidae according to R. Cifelli 1983
Sister taxa: Anisolambda, Anisolambda nodulosa, Anisolophus, Brachytherini, Caliphrium, Deuterotherium, Diplasiotherium, Eoauchenia, Eoproterotherium, Eoprotherotherium, Epecuenia, Guilielmofloweria, Heteroglyphis, Lambdaconus, Licaphrops, Lophogododon, Megadolodinae, Mesolicaphrium, Neodolodus, Neolicaphrium, Olisanophus, Paramacrauchenia, Phoradiadius, Picturotherium, Polyacrodon, Prolicaphrium, Promylophis, Proterotheriinae, Proterotherini, Prothoatherium, Ricardolydekkeria, Tetramerorhinus, Thoatherium, Villarroelia, Xesmodon
Subtaxa: Paranisolambda Protheosodon
Type: Anisolambda
Ecology: scansorial herbivore
Distribution: