Callitrichidae

Kingdom Animalia, Phylum Chordata, Class Mammalia, Order Primates, Family Callithricidae[?]

Contains Genera:

 Genus Callithrix[?]
 Genus Cebuella[?]
 Genus Saguinus[?]
 Genus Leontopithecus[?]
 Genus Callimico[?] - the Goeldis monkey