Ursus (genus)

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Temporal range: PlioceneHolocene, 5.333–0 Ma
TE-Collage Ursus.png
From top to bottom: brown bear, American black bear, polar bear, Asian black bear.
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Carnivora
Suborder: Caniformia
Family: Ursidae
Subfamily: Ursinae
Tribe: Ursini
Genus: Ursus
Linnaeus, 1758[1][2]
Ursus arctos
Ursus americanus
Ursus maritimus
Ursus thibetanus
Ursus spelaeus

Ursus is a genus in the family Ursidae (bears) that includes the widely distributed brown bears,[3] the polar bear,[4] and black bears. The name is derived from the Latin ursus, meaning bear.[5][6]

Species and subspecies of Ursus

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 simply "grizzly–polar bear hybrid".


  1. ^ http://animaldiversity.ummz.umich.edu/accounts/Ursus/classification/
  2. ^ http://web.archive.org/web/20131224202903/http://www.departments.bucknell.edu/biology/resources/msw3/browse.asp?id=14000952
  3. ^ http://library.sandiegozoo.org/factsheets/brown_bear/brown_bear.html
  4. ^ http://library.sandiegozoo.org/factsheets/polar_bear/polar.htm
  5. ^ http://www.merriam-webster.com/dictionary/ursus
  6. ^ http://dictionary.reference.com/browse/ursus

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