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
Subfamily Hippotraginae Retzius & Lovén, 1845
Genus Oryx Blainville, 1816 - oryx and gemsbok
Oryx leucoryx (Pallas, 1777) - Arabian oryx