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 Cercopithecus Linnaeus, 1758 - guenons
                     Cercopithecus albogularis (Sykes, 1831) - Sykes' monkey
                       01 [Cercopithecus albogularis albogularis]ᵀ (Sykes, 1831)
                       02 Cercopithecus albogularis albotorquatus Pousargues, 1896
                       03 Cercopithecus albogularis erythrarchus Peters, 1852
                       04 Cercopithecus albogularis francescae Thomas, 1902
                       05 Cercopithecus albogularis kibonotensis Lönnberg, 1908
                       06 Cercopithecus albogularis kolbi Neumann, 1902
                       07 Cercopithecus albogularis labiatus I. Geoffroy, 1842
                       08 Cercopithecus albogularis moloneyi Sclater, 1893
                       09 Cercopithecus albogularis monoides I. Geoffroy, 1841
                       10 Cercopithecus albogularis phylax Schwarz, 1927
                       11 Cercopithecus albogularis schwarzi Roberts, 1931
                       12 Cercopithecus albogularis zammaranoi de Beaux, 1924