†unranked clade Hegetotheriidae Ameghino 1894
Mammalia - Notoungulata - Hegetotheriidae
Alternative spelling: Hegetotheridae
Parent taxon: Typotheria according to F. D. Seoane et al. 2023
See also Ameghino 1894, Ameghino 1897, Billet 2011, Carroll 1988, Croft and Anaya 2006, Kramarz et al. 2010, Reguero and Prevosti 2010, Simpson 1934, Simpson and Minoprio 1949, Simpson et al. 1962, Sinclair 1908 and Vera and Ercoli 2018
Sister taxa: Campanorcidae, Eutrachytheriidae, Griphotherion, Hemihegetotheriidae, Interatheriidae, Mesotheriidae, Protypotheriidae, Typotheriidae, Typotherioidea
Subtaxa: Getohetherium Hegetotheriinae Hegetotheriopsis Pachyrukhinae Paedsotherium Propachyrucos aequilatus Propachyrucos crassus Propachyrucos robustus Pseudohegetotherium Selatherium