Ursus (genus)
Ursus is a genus in the family Ursidae (bears) that includes the widely distributed brown bears, the polar bear, and black bears. The name is derived from the Latin ursus, meaning bear.
Species and subspecies of Ursus
- American Black Bear, Ursus americanus
- Brown Bear, Ursus arctos
- European Brown Bear, Ursus arctos arctos
- East Siberian Brown Bear, Ursus arctos collaris
- Kamchatka Brown Bear, Ursus arctos beringianus
- Atlas Bear, Ursus arctos crowtheri (extinct)
- Gobi Bear, Ursus arctos gobiensis
- Grizzly Bear, Ursus arctos horribilis
- Himalayan Brown Bear, Ursus arctos isabellinus
- Kodiak Bear, Ursus arctos middendorffi
- Mexican Grizzly Bear, Ursus arctos nelsoni (extinct?)
- Tibetan Blue Bear, Ursus arctos pruinosus
- Syrian Brown Bear, Ursus arctos syriacus
- Ussuri Brown Bear, Ursus arctos lasiotus
- Deninger's Bear, Ursus deningeri (extinct)
- Etruscan Bear, Ursus etruscus (extinct)
- Polar Bear, Ursus maritimus (earlier Thalarctos maritimus)
- (No common name), Ursus maritimus maritimus (classification contested)
- (No common name), Ursus maritimus marinus (classification contested)
- (No common name), Ursus maritimus tyrannus (extinct)
- Auvergne bear, Ursus minimus (extinct)
- Cave Bear, Ursus spelaeus (extinct)
- Asiatic Black Bear, Ursus thibetanus, or Selenarctos thibetanus
- Formosan Black Bear, Ursus thibetanus formosanus
- Baluchistan Bear or Pakistan Black Bear, Ursus thibetanus gedrosianus
- (No common name), Ursus thibetanus japonica
- (No common name), Ursus thibetanus laniger
- (No common name), Ursus thibetanus mupinensis
- (No common name), Ursus thibetanus thibetanus
- (No common name), Ursus thibetanus ussuricus
A hybrid between grizzly bears and polar bears has also been recorded (known commonly as a pizzly bear). The official name is a grizzly-polar bear hybrid.