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 Papio Müller, 1773 - baboons
                     1 Papio anubis (Lesson, 1827) - olive baboon
                     2 Papio cynocephalus (C. Linnaeus, 1766) - yellow baboon
                     3 Papio hamadryas (C. Linnaeus, 1758) - hamadryas baboon
                     4 Papio papio (Desmarest, 1820) - Guinea baboon
                     5 Papio ursinus (R. Kerr, 1792) - Chacma baboon