Saguinus mystax (Spix, 1823) . Sim. Vespert. Brasil., p. 29.

TYPE LOCALITY: Brazil, Amazonas, between Solimöes River and Iça River .

DISTRIBUTION: W Brazil, Peru.

STATUS: CITES - Appendix II.

SYNONYMS: juruanus, pileatus, pluto .

COMMENTS: See Hershkovitz (1977:700).