Class [Mammalia] Linnaeus, 1758 - mammals
   Order Primates Linnaeus, 1758 - primates
     Suborder Anthropoidea Mivart, 1864 see Parvorder Anthropoidea Mivart, 1864
       Infraorder Catarrhini Geoffroy Saint-Hilaire, 1812 see Parvorder Catarrhini Geoffroy Saint-Hilaire, 1812
         Superfamily Cecopithecoidea nom. null. see Superfamily Cercopithecoidea Gray, 1821
           Family Cercopithecidae Gray, 1821 - Old World monkeys
             Subfamily Colobinae Jerdon, 1867
               01 Genus †Cercopithecoides Mollett, 1947
               02 Genus Colobus Illiger, 1811 - black and white colobus monkeys
               03 Genus †Dolichopithecus Depéret, 1889
               04 Genus Kasi Reichenbach, 1863 see Subgenus Kasi Reichenbach, 1862
               05 Genus †Libypithecus Stromer, 1913
               06 Genus †Mesopithecus Wagner, 1839
               07 Genus †Microcolobus Benefit & Pickford, 1986
               08 Genus Nasalis Geoffroy Saint-Hilaire, 1812 - proboscis monkey
               09 Genus †Paracolobus Leakey, 1969
               10 Genus Piliocolobus Rochebrune, 1887
               11 Genus Presbytis Eschscholtz, 1821 - leaf monkeys
               12 Genus Procolobus Rochebrune, 1887 - olive colobus monkey
               13 Genus Pygathrix Geoffroy Saint-Hilaire, 1812 - douc langurs
               14 Genus †Rhinocolobus Leakey, 1982
               15 Genus Rhinopithecus Milne-Edwards, 1872 - snub-nosed langurs
               16 Genus Semnopithecus Desmarest, 1822 - Hanuman langur
               17 Genus Simias Miller, 1903 - pig-tailed langur
               18 Genus Trachypithecus Reichenbach, 1862 - brow-ridged langurs, leaf monkeys