Callicebus brunneus (Wagner, 1842) . Arch. Naturgesch., 8:357.

TYPE LOCALITY: Brazil, Rondônia, upper Rio Madeira, Cachoeira da Bananeira .

DISTRIBUTION: Middle to upper Madeira basin in Peru and Brazil, to upper Rio Punis (Brazil) and Ucayali (Peru).

STATUS: CITES - Appendix II.

COMMENTS: Perhaps a subspecies of moloch, see Groves (1992).