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 Cercopithecinae Gray, 1821
                   Genus Chlorocebus Gray, 1870
                     Chlorocebus pygerythrus (F. Cuvier, 1821)
                       1 [Chlorocebus pygerythrus pygerythrus]ᵀ (F. Cuvier, 1821)
                       2 Chlorocebus pygerythrus excubutor (Schwarz, 1926)
                       3 Chlorocebus pygerythrus hilgerti (Neumann, 1902)
                       4 Chlorocebus pygerythrus nesiotes (Schwarz, 1926)
                       5 Chlorocebus pygerythrus nifoviridis (I. Geoffroy, 1843)