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
         [Subfamily Suinae Gray, 1821]
           1 [Tribe Babyrousini Gray, 1868 - babirusa]
           2 [Tribe Phacochoerini Gray, 1868]
           3 [Tribe Potamochoerini Gray, 1873]
           4 [Tribe Suini Gray, 1821]