Class Mammalia Linnaeus, 1758 - mammals Order Primates Linnaeus, 1758 - primates Family Callitrichidae Gray, 1821 - marmosets, tamarins Genus Leontopithecus Lesson, 1840 - golden tamarins Leontopithecus caissara Lorini & Persson, 1990 - black-faced lion tamarin