50 CEDiDii!:. 



Callithrix ornata, Gray, Ann. § Mag. N. II. 18G0, xvii. p. 57. C. 

 discolor, Verreatix, MS., not Geoff". 



flab. New Granada, Verreaux. 



d. Hands and feet black ; fur rigid, bristly. 

 7. Callithrix personatns. The Masked Teetee. B. M. 



The fur grey, black-grizzled ; hairs long, blackish, with narrow grey- 

 rings ; chest and beneath blackish ashy ; forehead, cheeks, whiskers, 

 hands, feet, and lower part of tho 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. 1 C. brunuea, Natter er ; 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 tho 

 "basal half of the tail redder ; ears blackish. 



Hab. Brazil, Lord Stuart de Bothsay. 



Spix (Bras. t. 12) represents a species of a yellowish colour, 

 with a black head, under this namo; perhaps tho plate is badly 

 coloured. 



8. Callithrix nigrifroiis. The Black-fronted Teetee. B. M. 



Fur bristly, grey, washed with black ; forehead, cars, 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, Spix, Bras. t. (badly coloured). 



Hab. Brazil, Lord Stuart de Bothsay. 



Tho colouring of Spix's figure docs not agree with the description ; 

 tho distribution of the colours on the head of tho figure agrees with 

 the Museum specimen. 



9. Callithrix castaneoventris. The Bed-bellied Teetee. B. M. 



Fur dark, blackish grey, minutely annulated with grey ; outsido 

 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. Sf Mag. N. II. 1866 ! ? C. ca- 

 ligata, Natterer ; Wagner, Ann. N. Hist. 1843. 



Hab. Brazil. 



