Order Primates Linnaeus, 1758 - primates
   Semiorder Euprimates Hoffstetter, 1978 see Clade Euprimates
     Suborder Haplorhini Pocock, 1918
       Hyporder Anthropoidea Mivart, 1864 see Infraorder Simiiformes Haeckel, 1866
         Infraorder Catarrhini Geoffroy Saint-Hilaire, 1812 see Parvorder Catarrhini Geoffroy Saint-Hilaire, 1812
           Parvorder Eucatarrhini Delson, 1977
             Superfamily Cercopithecoidea Gray, 1821 [monotypic]
               Family Cercopithecidae Gray, 1821 - Old World monkeys
                 Subfamily Colobinae Jerdon, 1867
                   Subtribe Colobina Jerdon, 1867 see Tribe Colobini Blyth, 1875
                     1 Genus Colobus Illiger, 1811 - black and white colobus monkeys
                     2 Genus Procolobus Rochebrune, 1887 - olive colobus monkey
                     3 Genus †Libypithecus Stromer, 1913
                     4 Genus †Cercopithecoides Mollett, 1947
                     5 Genus †Paracolobus Leakey, 1969
                     6 Genus †Rhinocolobus Leakey, 1982