490 BIKDS OF BRITISH GUIANA. 



band on the hind-neck ; tail black, slightly tinged with green ; 

 sides of breast and flanks green, becoming yellowish green on the 

 middle o£ the breast^ middle of the abdomen, and under tail-coverts ; 

 axillaries yellow; under wing-coverts, inner edges of quills below, 

 and remainder of the under surface of flight-quills dark brown 

 like the lower aspect of the tail. 



Total length 107 mm., exposed culmen 8, wing 62, tail 33, 

 tarsus 15. 



The specimen from which the description is taken was col- 

 lected on the Bonasika River in 1912. 



Adult male. Similar to the adult female, but differs in having 

 the entire back turquoise-blue like the hind-neck, rump, and upper 

 tail-coverts, and the abdomen yellowish instead of green. Wing 

 65 mm. 



This species, which was originally discovered at Mount Roraima 

 by the late Henry Whitely, has been more recently obtained at 

 Quonga and on the Bonasika River. 



Breeding-season. Unknown. 



If est. Unrecorded. 



Eggs. Undescribed. 



Range confined to British Guiana. Bonasika River (^McConnell 

 collection) ; Mount Roraima ( Whitely). 



Habits. Unrecorded. 



Genus TANAGRA. 



Tanagra Linn§, Mus. Add. Fred. ii. p. 31, 1764. Type T. violacea 

 (Linn.). 



Fig. 186. — Tanagra violacea. 



The members of this genus are birds of small size and brightly 

 coloured plumage. The bill is depressed laterally at the base 

 and slightly hooked at the tip of the upper mandible, its height 

 at the nostrils is nearly equal to the length of the exposed culmen, 

 while the width at the base exceeds the depth at the nostrils. 



