Alouatta fusca (É. Geoffroy, 1812) . Ann. Mus. Hist. Nat. Paris, 19:108.

TYPE LOCALITY: Brazil .

DISTRIBUTION: N Bolivia (?- beniensis); SE and EC Brazil.

STATUS: CITES - Appendix II; IUCN - Vulnerable.

SYNONYMS: beniensis ?, bicolor, clamitans; guariba, Humboldt, 1812; iheringi; ursinus É. Geoffroy, 1812 .

COMMENTS: A. guariba (Humboldt, 1812) may be the correct name for this species. A. " fusca " beniensis may actually be A. seniculus (Mittermeier et al., 1988:13-75) .