Full reference: S. Roth. 1903. Los Ungulados Sudamericanos. Anales del Museo de La Plata (Sección Paleontológica) 5:1-36
Parent taxon: Eutheria according to A. G. Kramarz et al. 2010
See also Carroll 1988, Gregory 1910, McKenna 1975 and Shockey et al. 2009
Sister taxa: Acreodi, Acristatherium, Ambilestes, Ambolestes, Arctocyonidae, Asioryctitheria, Bibymalagasia, Cimolesta, Didymoconida, Durlstodon, Durlstotherium, Endotherium, Eomaia, Gliriformes, Heptaconodon, Heptaconodon dubium, Holoclemensiidae, Horolodectidae, Hovurlestes, Hyaenodonta, Insectivora, Juramaia, Kennalestoidea, Leptictida, Mingotheriidae, Montanalestes, Mutica, Nanocuridae, Notopterna, Oligoryctidae, Pahelia, Palaeorycteropus, Paranyctoides, Paraxonia, Placentalia, Prokennalestes, Proteutheria, Prozalambdalestes, Quadripedes, Sahnitherium, Sazlestes, Scollardius, Sinodelphys, Taeniodonta, Therictoidea, Trogontia, Ungulata, Zalambdalestidae, Zhelestidae
Subtaxa: Acoelodus Albertogaudryidae Allalmeia Archaeopithecidae Archaeoplus Archaeotypotherium transitum Brandmayria Brandmayria simpsoni Carolodarwinia Carolodarwinia pyramidentata Claenodon patagonicus Degonia sympathica Edvardocopeia Edvardocopeia sinuosa Entelonychia Epitypotherium cancellatum Eudiastatus Hegetotheria Henricosborniidae Homalodotheria Isotypotherium Lophiodonticulus Lophiodonticulus patagonicus Lophiodonticulus retroversus Notioprogonia Notopithecidae Notopithecus summus Notostylopidae Oldfieldthomasiidae Ortholophodon Pleurystylops Pleurystylops glebosus Procolpodon Procolpodon foratus Puelia Puelia plicata Pyramidon Pyramidon klaatschi Tonostylops Tonostylops spissus Toxodontia Trimerostephanos ultimus Typotheria Typotheroidea Ultrapithecus robustus
Ecology: scansorial herbivore