Ursus (genus)
| Ursus Temporal range: Pliocene - Holocene, 5.333–0 Ma | |
|---|---|
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| 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[1][2] Linnaeus, 1758 |
| Species | |
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
- † Ursus abstrusus
- American black bear, Ursus americanus
- U. a. altifrontalis - Olympic black bear
- U. a. amblyceps - New Mexico black bear
- U. a. americanus eastern black bear
- U. a. californiensis - California black bear
- U. a. carlottae - Haida Gwaii black bear or Queen Charlotte black bear
- U. a. cinnamomum - cinnamon bear
- U. a. emmonsii - glacier bear
- U. a. eremicus - Mexican black bear
- U. a. floridanus - Florida black bear
- U. a. hamiltoni - Newfoundland black bear
- U. a. kermodei - Kermode bear or spirit bear
- U. a. luteolus - Louisiana black bear
- U. a. machetes - West Mexico black bear
- U. a. perniger - Kenai black bear
- U. a. pugnax - Dall black bear
- U. a. vancouveri - Vancouver Island black bear
- Brown bear, Ursus arctos
- U. a. arctos - European brown bear
- U. a. alascensis - Alaskan brown bear
- U. a. collaris - East Siberian brown bear
- U. a. beringianus - Kamchatka brown bear
- †U. a. crowtheri - Atlas bear, (extinct)
- †U. a. dalli - Dall brown bear (possibly extinct?)
- U. a. gobiensis - Gobi bear,
- U. a. horribilis - grizzly bear
- U. a. isabellinus - Himalayan brown bear
- U. a. lasiotus - Ussuri brown bear
- U. a. marsicanus - Marsican brown bear
- U. a. middendorffi - Kodiak bear
- U. a. nelsoni - Mexican grizzly bear (extinct?)
- U. a. piscator - Bergman's bear (extinct?)
- U. a. pruinosus - Tibetan blue bear
- U. a. sitkensis - Sitka brown bear
- U. a. syriacus - Syrian brown bear
- † Ursus arvernensis
- † Deninger's bear, Ursus deningeri
- † Etruscan bear, Ursus etruscus
- † Gamssulzen cave bear, Ursus ingressus
- † 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)
- U. m. maritimus modern polar bear
- † U. m. tyrannus Pleistocene polar bear (possibly a brown bear)
- † Auvergne bear, Ursus minimus
- † Cave bear, Ursus spelaeus
- Asian black bear, Ursus thibetanus
- U. t. formosanus - Formosan black bear,
- U. t. gedrosianus - Baluchistan bear or Pakistan black bear
- U. t. japonica - Japanese black bear
- U. t. laniger - Himalayan black bear
- U. t. mupinensis - Indochinese black bear
- U. t. thibetanus - Tibetan black bear
- U. t. ussuricus - Ussuri black bear
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".
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Wikispecies has information related to: ursus |
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References
- ↑ http://animaldiversity.ummz.umich.edu/accounts/Ursus/classification/
- ↑ http://web.archive.org/web/20131224202903/http://www.departments.bucknell.edu/biology/resources/msw3/browse.asp?id=14000952
- ↑ http://library.sandiegozoo.org/factsheets/brown_bear/brown_bear.html
- ↑ http://library.sandiegozoo.org/factsheets/polar_bear/polar.htm
- ↑ http://www.merriam-webster.com/dictionary/ursus
- ↑ http://dictionary.reference.com/browse/ursus
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