Phylum Chordata Bateson, 1885 - chordates
   Subphylum Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
     Class Mammalia Linnaeus, 1758 - mammals
       Order Carnivora Bowdich, 1821 - carnivores
         Suborder Fissipedia (Blumenbach, 1791) see Order Carnivora Bowdich, 1821
           Family Ursidae Batsch, 1788 - bears
             Genus Ursus Linnaeus, 1758 - black, brown, polar, sun, and sloth bears