Ursinae

Taxobox
name = Ursinae
fossil_range =


image_caption =
image_width =
regnum = Animalia
phylum = Chordata
classis = Mammalia
infraclassis = Eutheria
superordo = Laurasiatheria
ordo = Carnivora
subordo = Caniformia
familia = Ursidae
subfamilia = Ursinae
subdivision_ranks = Genera
subdivision = See text.

Ursinae is a subfamily of bears.

Classification

* Family Ursidae
**Subfamily Ursinae
*** Brown Bear, "Ursus (Ursus) arctos"
****Subspecies Syrian (Brown) Bear "Ursus arctos syriacus"
****Subspecies Grizzly Bear, "Ursus arctos horribilis"
****Subspecies Kodiak Bear, "Ursus arctos middendorffi"
****Subspecies Himalayan Brown Bear and Himalayan Red Bear, "Ursus arctos isabellinus"
****Subspecies Himalayan Blue Bear, "Ursus arctos pruinosus"
****Subspecies Bergman's Bear, "Ursus arctos piscator"†?
****Gobi bear, "Ursus arctos gobiensis" (very rare)
****Atlas Bear, "Ursus arctos crowtheri"†
*** American Black Bear, "Ursus (Ursus) americanus"
**** Subspecies Cinnamon Bear, "Ursus americanus cinnamomum"
**** Subspecies Kermode Bear, "Ursus americanus kermodie"
*** Polar Bear, "Ursus maritimus"
*** Asiatic Black Bear, "Ursus thibetanus"
****Formosan Black Bear, "Ursus thibetanus formosanus"
**** "Ursus thibetanus gedrosianus"
**** "Ursus thibetanus japonica"
**** "Ursus thibetanus laniger"
**** "Ursus thibetanus mupinensis"
**** "Ursus thibetanus thibetanus"
**** "Ursus thibetanus ussuricu"
*** Sloth Bear, "Melursus ursinus"
****Subspecies Sri Lankan Sloth Bear "Melursus ursinus inornatus"
****Subspecies Indian Sloth Bear "Melursus ursinus ursinus"
*** Sun Bear, "Helarctos malayanus"
****Subspecies Borneo Sun Bear "Helarctos malayanus euryspilus"
*** Auvergne Bear, "Ursus minimus"†
*** Etruscan Bear, "Ursus etruscus"†
*** European Cave Bear, "Ursus spelaeus"†
*** MacFarlane's Bear, "Ursus (Vetularctos) inopinatus" (cryptid; if an authentic species, extinct)

The genera "Melursus" and "Helarctos" are sometimes also included in "Ursus". The Asiatic black bear and the polar bear used to be placed in their own genera, "Selenarctos" and "Thalarctos" which are now placed at subgenus rank.

A number of hybrids have been bred between American black, brown, and polar bears (see Ursid hybrids).