Class [Mammalia] Linnaeus, 1758 - mammals
   Order Primates Linnaeus, 1758 - primates
     Suborder Anthropoidea Mivart, 1864 see Parvorder Anthropoidea Mivart, 1864
       Infraorder Catarrhini Geoffroy Saint-Hilaire, 1812 see Parvorder Catarrhini Geoffroy Saint-Hilaire, 1812
         Superfamily †Propliopithecoidea Simons, 1965
           Family †Oligopithecidae Simons, 1989
             1 Genus †Catopithecus Simons, 1989
             2 Genus †Oligopithecus Simons, 1962