Callithrix argentata (Linnaeus, 1771) . Mantissa Plantarum, 2, Appendix:521.

TYPE LOCALITY: Brazil, Parâ, Cametâ, on banks of Rio Tocantins .

DISTRIBUTION: N and C Brazil, E Bolivia.

STATUS: CITES - Appendix II; IUCN - Vulnerable as C. a. leucippe and C. humeralifer intermedius .

SYNONYMS: emiliae, intermedius, leucippe, leucomerus, leukeurin, melanura .

COMMENTS: Includes emiliae, melanura and leucippe (Hershkovitz, 1977:436), and intermedius (Avila-Pires, 1985) . De Vivo (1985) recognized emiliae (Thomas, 1920) as a full species. Coimbra-Filho (1990) recognized emiliae and intermedius as distinct species.