Ursidae

Kingdom Animalia, Phylum Chordata, Class Mammalia, Order Carnivora, Family Ursidae

The Ursidae is a family of carnivorous mammals, commonly known as bears.

Subfamily Ailurinae[?]

Genus Ailuropoda[?]

Species melanoleuca (Giant Panda)

Subfamily Ursininae[?]

Genus Helarctos[?]

Species malayanus[?] (Sun Bear[?])

Genus Melursus

Species ursinus[?] (Sloth Bear[?])

Genus Tremarctos[?]

Species ornatus[?] (Spectacled Bear[?])

Genus Ursus[?]

Species americanus[?] (American Black Bear) - sometimes placed in its own genus, Euarcturus

Species arctos (Brown Bear, Grizzly Bear)

Species thibetanus[?] (Asiatic Black Bear[?])

Species spelaeus[?] (Cave Bear) - extinct since the end of the last ice age

Genus Thalarctos[?]

Species maritimus (Polar Bear) - There is a growing tendency to classify this species under the genus Ursus.