Castorimorpha
Castorimorpha is the suborder of rodents containing the beavers, gophers and the kangaroo rats. A 2017 study using retroposon markers indicated that they are most closely related to the Anomaluromorpha and Myomorpha.
Taxonomy
- Suborder Castorimorpha
- *Superfamily Castoroidea
- **Family †Eutypomyidae
- **Family Castoridae – beavers
- **Family †Rhizospalacidae
- *Infraorder Geomorpha
- **Superfamily †Eomyoidea
- ***Family †Eomyidae
- **Superfamily Geomyoidea
- ***Family †Heliscomyidae
- ***Family †Florentiamyidae
- ***Family †Entoptychidae
- ***Family Geomyidae – pocket gophers
- ***Family Heteromyidae – kangaroo rats and mice
- * Diplolophidae
- **Genus †Floresomys
- **Genus †Texomys
- **Genus †Jimomys
- **Genus †Diplolophus
- **Genus †Schizodontomys
- **Genus †Griphomys
- **Genus †Meliakrouniomys