Kingdom Animalia Linnaeus, 1758 - animals
Phylum Craniata Linnaeus, 1758
see Subphylum Vertebrata Cuvier, 1812
Class Mammalia Linnaeus, 1758 - mammals
Subclass Theria Parker & Haswell, 1897
Infraclass Placentalia Owen, 1837
see Cohort Placentalia Owen, 1837
Order Artiodactyla Owen, 1848 - even-toed ungulates
see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
Family Giraffidae Gray, 1821 - okapi and giraffe