Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Mammalia Linnaeus, 1758 - mammals
               Subclass Eutheria Gill, 1872 see Infraclass Eutheria Gill, 1872
                 Order Primates Linnaeus, 1758 - primates
                   Suborder Simiae see Parvorder Anthropoidea Mivart, 1864
                     Infraorder Catarrhina see Superfamily Cercopithecoidea Gray, 1821
                       Superfamily Cercopithecoidea Gray, 1821
                         Family Colobidae see Subfamily Colobinae Jerdon, 1867
                           1 Genus Presbytis Eschscholtz, 1821 - leaf monkeys
                           2 Genus Pygathrix Geoffroy Saint-Hilaire, 1812 - douc langurs
                           3 Genus Rhinopithecus Milne-Edwards, 1872 - snub-nosed langurs
                           4 Genus Simias Miller, 1903 - pig-tailed langur
                           5 Genus Nasalis Geoffroy Saint-Hilaire, 1812 - proboscis monkey
                           6 Genus Colobus Illiger, 1811 - black and white colobus monkeys