Ursus (biology)
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Ursus
Ursus americanus
Scientific classification
Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Carnivora Family: Ursidae Genus: Ursus Linnaeus, 1758
Species
Ursus arctos Ursus americanus Ursus maritimus Ursus thibetanus Ursus spelaeus (extinct)

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
  • Cinnamon Bear, Ursus americanus cinnamomum
  • Kermode Bear, Ursus americanus kermodei
• Brown Bear, Ursus arctos
  • European Brown Bear, Ursus arctos arctos
  • Siberian Brown Bear, Ursus arctos beringianus
  • Atlas Bear, Ursus arctos crowtheri (extinct)
  • Gobi Bear, Ursus arctos gobiensis
  • Grizzly Bear, Ursus arctos horribilis
  • Himalayan Red Bear, Ursus isabellinus Horsfield
  • 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
  • Hokkaido Brown Bear, Ursus arctos yesoensis
  • Bergman's Bear, Ursus arctos piscator (extinct?)
• Sun Bear, Ursus malayanus, or Helarctos malayanus
  • (No common name), Ursus malayanus euryspilus, or Helarctos malayanus euryspilus
• Polar Bear, Ursus maritimus (earlier Thalarctos maritimus)
  • (No common name), Ursus maritimus maritimus (classification contested)
  • (No common name), Ursus maritimus marinus (classification contested)
• Cave Bear, Ursus spelaeus (extinct)
• MacFarlane's Bear, Ursus inopinatus (disputed)
• 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^{verification needed}

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