Class [Mammalia] Linnaeus, 1758 - mammals
   Order Artiodactyla Owen, 1848 - even-toed ungulates see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
     Family Cervidae Batsch, 1788 - deer
       Genus Odocoileus Rafinesque, 1832 - white-tailed deer and mule deer
         1 Odocoileus bezoarticus (C. Linnaeus, 1758) - pampas deer see Ozotoceros bezoarticus (C. Linnaeus, 1758)
         2 Odocoileus hemionus (Rafinesque, 1817) - mule deer
         3 Odocoileus virginianus (Zimmermann, 1780) - white-tailed deer