540 BIRDS OF BRITISH GUIANA. 



Range confined to British Ouiana. Mount Roraima {McConnell 

 collection) ; Mount Twek-quay ( Whitely). 

 Habits. Unrecorded. 



Genus NEMOSIA Vieill. 



Nemosia Vieillot, Anal. Nouv. Ornith. p. 32, 1816. Type I^. pileata 

 (Bodd.). 



Fig. 196. — Nemosia pileata. 



The species that comprise this genus are birds of small size. 

 The bill is proportionately long, slender, and pointed, its width at 

 the base being equal to about two-thirds the length of the exposed 

 culmen. The wing is rounded, the four outer primaries are 

 longest and equal. The tail is square at the tip and about five- 

 eighths the length o£ the wing. The tarsus exceeds the length 

 of the exposed culmen by about one-half. Coloration : male 

 and female slightly different. 



691. Nemosia pileata. 



Hooded Tanagee. 



Tanagra pileata Bodd. Tabl. Pi. Enl. p. 45, 1783 (Cayenne). 

 Nemosia pileata Sclater, Cat. B. Brit. Mus. xi. p. 223, 1886 ; Brabourne 

 & Chubb, B. S. Amer. i. p. 423, no. 4361, 1912. 



Adult male. Nape, entire back, wings, and tail lavender-blue ; 

 bastard- wing and primary-coverts black ; inner webs of flight- 

 quills blackish with margins ; tail-feathers also blackish on the 

 inner webs, which are narrowly edged with white and dark obsolete 

 cross-bars on the outermost feathers ; crown of head, sides of 

 face, and a line down the side of the neck, which extends to the sides 

 of the breast, black ; chin, throat, and a loral streak which extends 

 to the eye, white, like the under tail-coverts and under wing-coverts ; 

 breast, abdomen, and sides of body pale lavender-blue, inclining 

 to white on the middle of the abdomen ; under surface of flight- 

 quills dark brown with white edges ; lower aspect of tail bluish grey. 



