Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Carnivora Bowdich, 1821 - carnivores
       Suborder Caniformia Kretzoi, 1943
         Family Ursidae Batsch, 1788 - bears
           1 Genus Ailuropoda Milne-Edwards, 1870 [monotypic] - giant panda
           2 Genus Helarctos Horsfield, 1825 [monotypic] - Malayan sun bear
           3 Genus Melursus Meyer, 1793 [monotypic] - sloth bear
           4 Genus Tremarctos Gervais, 1855 [monotypic] - spectacled bear
           5 Genus Ursus Linnaeus, 1758 - black, brown, polar, sun, and sloth bears