Callithrix flaviceps (Thomas, 1903) . Ann. Mag. Nat. Hist., ser. 7, 12:240.
TYPE LOCALITY: Brazil, Rive, Espfrito Santo .
DISTRIBUTION: S Espirito Santo.
STATUS: CITES - Appendix I; U.S. ESA and IUCN - Endangered.
SYNONYMS: flavescente.
COMMENTS: Accepted as a species by Mittermeier et al. (1988) and Groves (1989). Regarded as a subspecies of aurita by Coimbra-Filho (1990).