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 Sus Linnaeus, 1758 - Eurasian pigs
           Sus cebifrons Heude, 1888 [monotypic]
             1 ‡Sus cebifrons cebifrons Heude, 1888
             2 Sus cebifrons negrinus Sanborn, 1952