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 Platyrrhini Geoffroy Saint-Hilaire, 1812
             1 Family Cebidae Bonaparte, 1831 - New World monkeys
             2 Family Aotidae Poche, 1908
             3 Family Pitheciidae Mivart, 1865
             4 Family Atelidae Gray, 1825