_Cebus capillatus_, Gray, P. Z. S., 1865, p. 827, fig. 1; id. Cat.
Monkeys Brit. Mus., p. 52 (1870).
_? Cebus frontatus_, Schl., Mus. Pays Bas, viii, p. 206 (1876, part.)
CHARACTERS.--Hairs of head elongate, diverging in all directions; fur long,
brown, slightly washed with yellow, more markedly on the thighs; sides of
forehead paler; sides of neck, outer sides of shoulders and arms, fulvous;
crown and nape of neck, blackish.
DISTRIBUTION.--Brazil.