Class [Mammalia] Linnaeus, 1758 - mammals Count: [*] 21o;132f;1061g;4316s; ‡1f;5g;38s Order Primates Linnaeus, 1758 - primates Count: [*] 12f;59g;201s Family Callithricidae - marmosets and tamarins see Family Callitrichidae Gray, 1821 Count: [*] 5g;19s 1 Genus Callithrix Erxleben, 1777 - marmosets Count: [*] 3s 2 Genus Cebuella Gray, 1866 - pygmy marmoset Count: [*] 1s 3 Genus Saguinus Hoffmannsegg, 1807 - tamarins Count: [*] 11s 4 Genus Leontopithecus Lesson, 1840 - golden tamarins Count: [*] 3s 5 Genus Callimico Miranda-Ribeiro, 1912 - Goeldi's marmoset Count: -