Class [Mammalia] Linnaeus, 1758 - mammals
Order Artiodactyla Owen, 1848 - even-toed ungulates
see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
Family Bovidae Gray, 1821 - antelope, cattle, bison, buffalo, goats, and sheep
Genus Bos Linnaeus, 1758 - oxen
Bos taurus Linnaeus, 1758 - aurochs and domestic cattle