Superfamily Geomyoidea Bonaparte 1845 (rodent)
Parent taxon: Castorimorpha according to L. Doronina et al. 2017
See also Carroll 1988, McKenna and Bell 1997, Montgelard et al. 2002, Nowak 1999 and Wood 1958
Sister taxa: Armintomyidae, Castoroidea
Subtaxa: Eomyidae Florentiamyidae Geomyidae Griphomys Heliscomyidae Heteromyidae Hydentomys
Ecology: ground dwelling herbivore