| Ursinae | |
|---|---|
 | |
| AEurasian brown bear (Ursus arctos arctos) | |
Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Carnivora |
| Family: | Ursidae |
| Subfamily: | Ursinae Fischer de Waldheim, 1817 |
| Genera | |
See text. | |
Ursinae is a subfamily ofUrsidae (bears) named by Swainson (1835). It was assigned toUrsidae by Bjork (1970), Hunt (1998), and Jin et al. (2007).[1][2][3]
The generaMelursus andHelarctos are sometimes also included inUrsus. The Asiatic black bear and the polar bear used to be placed in their own genera,Selenarctos andThalarctos; these are now placed atsubgenus rank.
A number of hybrids have been bred between American black, brown, and polar bears (seeUrsid hybrids).
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