Class Mammalia Linnaeus, 1758 - mammals
   Order Artiodactyla Owen, 1848 - even-toed ungulates see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
     Family Cervidae Batsch, 1788 - deer
       Subfamily Capreolinae Brookes, 1828
         1 Genus Alces Gray, 1821 - moose
         2 Genus Blastocerus Wagner, 1844 - marsh deer
         3 Genus Capreolus Gray, 1821 - roe deer
         4 Genus Hippocamelus Leuckart, 1816 - guemals
         5 Genus Mazama Rafinesque, 1817 - brockets
         6 Genus Odocoileus Rafinesque, 1832 - white-tailed deer and mule deer
         7 Genus Ozotoceros Ameghino, 1891 - pampas deer
         8 Genus Pudu Gray, 1852 - pudus
         9 Genus Rangifer Smith, 1827 - caribou