_Callithrix discolor_, Verreaux, M.S. (nec Geoffr.).
_Callithrix ornata_, Gray, Ann. and Mag. Nat. Hist., xvii., p. 57 (1866).
_Callithrix ornatus_, Gray, Cat. Monkeys Brit. Mus., p. 55 (1870).
{163}CHARACTERS.--General colour black and grey, grizzled; forehead and
ears white, instead of black as in _C. caligata_, or coppery-red as in _C.
cuprea_; temples, cheeks, throat, under side of body, and inner side of
legs, bright chestnut; hands and feet grey; tail black, with a grey
tinge,--the hairs being grey, with a dark ring near the tip of each; hands
and feet the colour of the back.
DISTRIBUTION.--U. S. Colombia; vicinity of Bogotá.
HABITS.--This species is arboreal, like the other members of its genus, and
it is said to be nocturnal. It spends the day rolled up very much as many
of the Lemurs do.