56 CEBIDE, 
Callithrix omate, Gray, Ann. & Mag. N. H. 1866, xvii. p. 57. C. 
discolor, Verreaux, MS., not Geoff. 
Hab. New Granada, Verreaus. 
d. Hands and feet black ; fur rigid, bristly. 
7. Callithrix personatus. Zhe Masked Teetee. B. M. 
The far grey, black-grizzled; hairs long, blackish, with narrow grey 
rings ; chest and beneath blackish ashy ; forehead, cheeks, whiskers, 
hands, feet, and lower part of the legs black ; tail blackish ashy, hair 
near the base reddish, of the lower half of the end one-coloured 
grey. 
Callithrix personatus, Geoff. Pithecia melanops, Vigors, Cat. Zool. 
Soc.! C. brunnea, Natterer ; Wagner. 
Var. 1. Like former, with dark fur and black hands and ears, 
but tail much redder at the base, with the hairs red chestnut nearly 
to the tip. 
Var. 2. Ashy grey ; eyebrows punctated with black; hair on the 
basal half of the tail redder ; ears blackish. 
Hab. Brazil, Lord Stuart de Rothsay. 
Spix (Bras. t. 12) represents a species of a yellowish colour, 
with a black head, under this name; perhaps the plate is badly 
coloured. 
8. Callithrix nigrifrons. The Black-fronted Teetee. B.M. 
Fur bristly, grey, washed with black ; forehead, ears, spot on each 
side of neck, hands and feet, and inside of the forearm and leg black ; 
chin blackish; back of crown and nape whitish grey; tail reddish, 
hairs red to the base. Young similar. 
Callithrix nigrifrons, Spiz, Bras. t. (badly coloured). 
Hab. Brazil, Lord Stuart de Rothsay. 
The colouring of Spix’s figure does not agree with the description ; 
the distribution of the colours on the head of the figure agrees with 
the Museum specimen. 
9. Callithrix castaneoventris, The Red-bellied Teetee. B.M. 
Fur dark, blackish grey, minutely annulated with prey; outside 
of the limbs reddish-washed ; forehead, hands, and feet black ; 
whiskers, throat and chest, belly, and inside of the limbs dark-red 
chestnut ; tail black, tip whitish-washed; hairs of tail black to the 
base. 
Callithrix castaneoventris, Gray, Ann. §& Mag. N. H. 1866! ?C. ca- 
ligata, Natterer ; Wagner, Ann. N. Hist. 1848. 
Hab, Brazil. 
