506 BIRDS OF BRITISH GUIANA. 



edge of bastard-wing tinged with blue ; inner webs o£ tlie greater 

 series and primary-coverts black ; flight-quills black margined 

 with green on the outer webs and edged with wliitish on the inner 

 ones ; outer tail-feathers black on their inner portions ; fore part 

 of head more or less tinged with blue ; base of forehead and a 

 supraloral streak whitish ; loral spot black ; sides of face black 

 wif.h pale bluish green tips to the feathers ; throat and breast 

 bluish grey with black centres to the feathers and a golden-yellow 

 tinge on the sides of the breast ; sides of body grass-green ; paler 

 and more yellowish green on the under tail-coverts ; middle of 

 abdomen and thighs iuelining to whitish ; axillaries and under 

 wing-coverts white with a slight tinge of yellow, inner margins of 

 quills below similar; under surface of flight-quills haii-brown : 

 lower aspect of tail bluish. 



Total length 129 mm., exposed culmen 10, wing 63, tail 41, 

 tarsus 18. 



Adult female. Similar to the adult male. Wing 63 mm. 



The male and female described were collected on the Ireng 

 River by Mr. J. J. Quelch in 1902. 



Breeding-season. Unknown in British Guiana. 



Nest, Unrecorded in British Guiana. 



Eggs. Undescribed from British Guiana. 



Range in British Guiana. Ituribisi Biver, Supenaam River, 

 Bartica, Bonasika River, Ireng River, Manarica River, Arawai 

 River, Tiger C'reek Essequebo River, Great Falls Denierara River, 

 Ar.wye Creek {AlcConnell collection) ; Mount Roraima, Merunie 

 Mountains, Bartica ( Whitely). 



Extralimital Range. Surinam {Linne)^ Cayenne {British 

 Museum), North Brazil. 



668. Tangara xanthogastra. 

 Ykllow-bellied Tanager. 



CalUste xanthngastra Sclater, Contr. Orli. 1851, pp. 23, 53 (llio Negro, 

 N. Brazil) ; Salvin, Ibis, 1885, p. 209 (Eoraima, 6000 ft., Kukenam, 

 5000 ft) ; Sckter, Cat. B. Brit. Mas. xi. p. 106, 1886 (Roraima, 

 Kukenam). 



Tangara xanthoqastra Brabourue & Chubb, B. S. Amer. i. p. 405, 

 no. 4169, 3912. 



Adult male. General colour of the upper surface green with 

 black centres to the feathers, including the top of the head, hind- 



