Heptaxodontidae
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Vertebrata |
| Class: | Mammalia |
| Order: | Rodentia |
| Suborder: | Histricomorpha |
| Family: | Heptaxodontidae |
- Genus
- species -- Common Name
- Amblyrhiza
- inundata -- ??
- Elasmodontomys
- obliquus -- ??
- Quemisia
- gravis -- ??
