Mammalia Linnaeus, 1758 - mammals
   Carnivoramorpha Wyss & Flynn, 1993
     Carnivoraformes Flynn, Finarelli & Spaulding 2010
       [crown] Carnivora Bowdich, 1821 - carnivores
         Caniformia Kretzoi, 1943
           Genus Ursus Linnaeus, 1758 - black, brown, polar, sun, and sloth bears