Ursus (genus)

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Ursus
From top to bottom: Brown bear, American Black Bear, Polar bear, Asian Black Bear.
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

  • † Ursus abstrusus
  • American Black Bear, Ursus americanus
    • Olympic black bear, Ursus americanus altifrontalis
    • New Mexico black bear, Ursus americanus amblyceps
    • Eastern black bear, Ursus americanus americanus
    • California black bear, Ursus americanus californiensis
    • Haida Gwaii black bear or Queen Charlotte black bear, Ursus americanus carlottae
    • Cinnamon bear, Ursus americanus cinnamomum
    • Glacier bear, Ursus americanus emmonsii
    • Mexican black bear, Ursus americanus eremicus
    • Florida black bear, Ursus americanus floridanus
    • Newfoundland black bear, Ursus americanus hamiltoni
    • Kermode bear or spirit bear, Ursus americanus kermodei
    • Louisiana black bear, Ursus americanus luteolus
    • West Mexico black bear, Ursus americanus machetes
    • Kenai black bear, Ursus americanus perniger
    • Dall black bear, Ursus americanus pugnax
    • Vancouver Island black bear, Ursus americanus vancouveri
  • Brown Bear, Ursus arctos
  • † Ursus arvernensis
  • Deninger's bear, Ursus deningeri (extinct)
  • Etruscan bear, Ursus etruscus (extinct)
  • MacFarlane's bear, Ursus inopinatus (cryptid; if an authentic species, extinct)
  • †Pleistocene small cave bear, Ursus rossicus
  • † Ursus sackdillingensis
  • Polar bear, Ursus maritimus (earlier Thalarctos maritimus)
    • (No common name), Ursus maritimus maritimus (classification contested)
    • Siberian polar bear, Ursus maritimus marinus (classification contested)
    • Pleistocene polar bear, Ursus maritimus tyrannus (extinct)
  • Auvergne bear, Ursus minimus (extinct)
  • Cave bear, Ursus spelaeus (extinct)
  • Asian black bear, Ursus thibetanus, or Selenarctos thibetanus
    • Formosan black bear, Ursus thibetanus formosanus
    • Baluchistan bear or Pakistan black bear, Ursus thibetanus gedrosianus
    • Japanese black bear, Ursus thibetanus japonica
    • Himalayan black bear, Ursus thibetanus laniger
    • Indochinese black bear, Ursus thibetanus mupinensis
    • Tibetan black bear, Ursus thibetanus thibetanus
    • Ussuri black bear, Ursus thibetanus ussuricus

A hybrid between grizzly bears and polar bears has also been recorded (known commonly as a pizzly, prizzly or grolar bear). The official name is a grizzly–polar bear hybrid.

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