Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Artiodactyla Owen, 1848 - even-toed ungulates see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
       Family Suidae Gray, 1821 - pigs
         Genus Phacochoerus Cuvier, 1826 - wart hog
           Phacochoerus africanus (Gmelin, in Linnaeus, 1788)
             1 [Phacochoerus africanus africanus] Gmelin, 1788
             2 Phacochoerus africanus aeliani Cretzschmar, 1828
             3 Phacochoerus africanus massaicus Lönnberg, 1908
             4 Phacochoerus africanus sundevallii Lönnberg, 1908