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
             Family Cebidae Bonaparte, 1831 - New World monkeys
               Subfamily Callitrichinae Gray, 1821 see Family Callitrichidae Gray, 1821
                 Genus Leontopithecus Lesson, 1840 - golden tamarins
                   1 Leontopithecus caissara Lorini & Persson, 1990 - black-faced lion tamarin
                   2 Leontopithecus chrysomelas (Kuhl, 1820) - golden-headed tamarin
                   3 Leontopithecus chrysopygus (Mikan, 1823) - golden-rumped tamarin
                   4 Leontopithecus rosalia (C. Linnaeus, 1766) - golden lion tamarin