_Callithrix cuprea_, Spix, Sim. et Vesper. Bras., p. 23, pl. 17, (1823);
Gray, Cat. Monkeys Brit. Mus., p. 54 (1870); Schleg., Mus. Pays Bas,
vii., p. 236 (1876); Thomas, P. Z. S., 1880, p. 394.
_Callithrix discolor_, Is. Geoffr., C.R., xxvii., p. 498 (1848); id. Cat.
Méth. Primates, p. 41 (1851); id. Arch. Mus., v., p. 551, pl. 28; Wagner
in Schreb., Säugeth. Suppl., v., p. 114 (1855).
(_Plate XIV._)
CHARACTERS.--Fur soft and woolly, mixed with numerous long stiff hairs;
face black; back grizzly blackish-grey in colour; tail the same but darker;
the basal part and tips of the hairs grey, with an intermediate band below
the tips, black; tip of the tail sometimes white; the cheeks, throat,
hands, feet, legs, and the under side of the body, dark reddish bay; the
ears coppery-red.