56 CEBIBJE. 



Callithrix ornata, Gray, Ann. ^- May. N. H. 186G, x\-ii. p. 57, C. 

 discolor, Verreatix, MS., not Geoff, 



Hub, New Granada, Verreancc. 



d. Hands and feet black ; f%(,r riyid, bristly. 



7. Callithrix personatus. The Mashed 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 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, Cut, Zool. 

 Soc.\ C. brunnea, A'rt^to-e;-; Wagner. 



Yar. 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. 

 Hah, 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 nigrifi-ons, Spix, 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 coloiu's 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 grey ; outside 

 of the limbs reddish-washed ; forehead, hands, and feet black ; 

 whiskers, throat and chest, belly, and inside of the Umbs dark-red 

 chestnut ; tail black, tip whitish-washed ; hairs of tail black to the 

 base. 



Callithrix castaneoveutris, Gray, Ann. Sr Mag. N. II. 1866 ! ? C. ca- 

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



Hab. Brazil. 



