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 Piliocolobus Rochebrune, 1887
Piliocolobus pennantii (Waterhouse, 1838)
1 [Piliocolobus pennantii pennantii]ᵀ (Waterhouse, 1838)
2 Piliocolobus pennantii bouvieri Rochebrune, 1887
3 Piliocolobus pennantii epieni (Grubb & Powell, 1999)