Class Mammalia Linnaeus, 1758 - mammals
Subclass Theria Parker & Haswell, 1897
Order Primates Linnaeus, 1758 - primates
Suborder Haplorrhini Pocock, 1918
see Suborder Haplorhini Pocock, 1918
Infraorder Simiiformes Haeckel, 1866
Parvorder Catarrhini Geoffroy Saint-Hilaire, 1812
Superfamily Cercopithecoidea Gray, 1821
Family Cercopithecidae Gray, 1821 - Old World monkeys
Subfamily Colobinae Jerdon, 1867
Genus Trachypithecus Reichenbach, 1862 - brow-ridged langurs, leaf monkeys
Trachypithecus auratus (É. Geoffroy Saint-Hilaire, 1812)
1 [Trachypithecus auratus auratus]ᵀ (É. Geoffroy Saint-Hilaire, 1812)
2 Trachypithecus auratus mauritius (Griffith, 1821)