Ateles chamek (Humboldt, 1812) . Rec. Observ. Zool., 1:353.

TYPE LOCALITY: Peru, Cuzco, Rio Comberciato .

DISTRIBUTION: NE Peru, E Bolivia to Brazil west of Rio Juruâ and south of Rio Solimöes.

STATUS: CITES - Appendix II.

SYNONYMS: longimembris, peruvianus .

COMMENTS: Separated from paniscus by Groves (1989).