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 Presbytis Eschscholtz, 1821 - leaf monkeys
                     Presbytis hosei (Thomas, 1889)
                       1 ‡[Presbytis hosei hosei]ᵀ (Thomas, 1889)
                       2 Presbytis hosei canicrus Miller, 1934
                       3 Presbytis hosei everetti (Thomas, 1892)
                       4 Presbytis hosei sabana (Thomas, 1893)