Castoridae
| Castoridae Temporal range: | |
|---|---|
| North American beaver, Castor canadensis | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Rodentia |
| Superfamily: | Castoroidea |
| Family: | Castoridae Hemprich, 1820 |
| Type genus | |
| Castor Linnaeus, 1758 | |
| Genera | |
|
See text | |
Castoridae is a family of rodents that contains the two living species of beavers and their fossil relatives. A formerly diverse group, only a single genus is extant today, Castor. Two other genera of "giant beavers", Castoroides and Trogontherium, became extinct in the Late Pleistocene.
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