†suborder Tritylodontoidea Simpson 1928
Full reference: G. G. Simpson. 1928. A Catalogue of the Mesozoic Mammalia in the Geological Department of the British Museum 1-215
Parent taxon: Multituberculata according to F. v. Huene 1940
See also Carroll 1988, Simpson 1928, Simpson 1929, Tatarinov 2008 and Waldman and Savage 1972
Sister taxa: Allodontidae, Ameribaatar, Arginbaataridae, Baidabatyr, Cimolodonta, Eobaataridae, Glirodon, Hahnotheriidae, Haramyidae, Paulchoffatiidae, Plagiaulacida, Rugosodon, Tagaria, Tashtykia, Zofiabaataridae
Subtaxa: Bienotheriidae
Distribution: found only at São Bento quarry, Araraquara (ARSB) (Cretaceous of Brazil)