Ateles marginatus É. Geoffroy, 1809 . Ann. Mus. Hist. Nat. Paris, 13:97.

TYPE LOCALITY: Brazil, Rio Tocantins, Cametâ .

DISTRIBUTION: South of Lower Amazon, R Tapajós to Rio Tocantins.

STATUS: CITES - Appendix II.

SYNONYMS: albifrons, frontalis .

COMMENTS: Separated from belzebuth by Groves (1989).