Distribution.—Unknown.

VIII. THE BROWN-HEADED TAMARIN. MIDAS FUSCICOLLIS.

Midas fuscicollis, Spix, Sim. et Vespert. Bras., p. 27, pl. 20 (1823).

Midas flavifrons, Is. Geoffr., Cat. Méth. Primates, p. 64 (1851); Castelnau, Expéd. Amér. Sud, Mamm., pl. vi., fig. 1 (1855); Gray, Cat. Monkeys, Brit. Mus., p. 67 (1870).

Midas devillii (nec Is. Geoffr.), Slack, Proc. Acad. Nat. Sc. Philad., 1861, p. 464.

Hapale fuscicollis, Schl., Mus. Pays Bas, vii., p. 264 (1876).

Hapale chrysomelas (nec Kuhl), Schl., t. c. p. 254.

Characters.—Pelage mostly black; head and face brown or reddish-brown, with some grey hairs; lips white, but the nose black; top of the head yellow, or yellowish-red; back yellow and black; hands and feet black; outside of the limbs and base of the tail reddish; under side of the body and inside of the limbs brownish-red.

The female differs in having the outside of the limbs and the underpart of the body blackish.

Distribution.—Brazil.