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 Colobus Illiger, 1811 - black and white colobus monkeys
                     Colobus guereza Rüppell, 1835 - guereza
                       1 [Colobus guereza guereza]ᵀ Rüppell, 1835
                       2 Colobus guereza caudatus Thomas, 1885
                       3 Colobus guereza dodingae Matschie, 1913
                       4 Colobus guereza kikuyuensis Lönnberg, 1912
                       5 Colobus guereza matschiei Neumann, 1899
                       6 Colobus guereza occidentalis (Rochebrune, 1887)
                       7 Colobus guereza percivali Heller, 1913