Class [Mammalia] Linnaeus, 1758 - mammals
   Order Artiodactyla Owen, 1848 - even-toed ungulates see Order Cetartiodactyla Montgelard et al., 1997
     Family Suidae Gray, 1821 - pigs
       Genus Sus Linnaeus, 1758 - Eurasian pigs
         Sus domesticus Linnaeus, 1758 - domestic pig see Sus scrofa domesticus Linnaeus, 1758