248 BIRDS OF BRITISH GUIANA. 



Breeding-season. Unknown in British Guiana. 



JS^est. Unrecorded in British Guiana. 



Eggs. Undescribed from British Guiana. 



Range confined to British Guiana. Mount Roraima, Ituribisi 

 River, Supenaam River, Bartica, Kamakabra River, Bonasika 

 River, Makauria River, Anarica River, Arwye Creek, Great Falls 

 Demerara River, Tiger Creek, Arawai River {McConnell collec- 

 tion) ; Mount Roraima, Merume Mountains, Kamarang River, 

 Bartica ( Whitely). 



Habits. Schomburgk states (Reis. Guian. iii. p. 697) that he first 

 met with this bird in the vicinity of the Roraima Mountain, T^here 

 it frequented the tall trees as well as the low bush. Its uidification 

 is unknown to him. 



512. Pipra virescens. 



Olive-green Manakin. 



Pipra virescens Pelzeln, Orn. Bras. pp. 128, 187, 1869 (Barra do Eio 



Negro) ; Salvin & Godman, Ibis, 1883, p. 208 (Bartica Grove) ; 



Salvin, Ibis, 1885, p. 300 (Camacusa) ; Sclater, Cat. B. Brit. Mus. 



xiv. p. 302, 1888 (Bartica Grove, Carimang Kiver) ; Brabourne & 



Chubb, B. S. Amer. i. p. 307, no. 3136, 1912. 

 Tyranneutes bracJiyurus Sclater & Salvin, Ibis, 1881, p. 269 (Bartica 



Grovel ; Salvin & Godman, Ibis, 1883, p. 208. 

 Pipra brachywra Beebe, Our Search, for a Wilderness, pp. 342, 348, 392, 



1910. , 



Adult male. General colour above olive-green including the 

 head, back, upper wing-coverts, and upper tail-coverts ; a large 

 concealed patch of yellow on the middle of the crown ; bastard- 

 wing, primary-coverts, and flight-quills brown on the inner webs, 

 the last having pale inner edges; tail pale brown ; sides of face, 

 sides of neck, and sides of the body similar to the upper surface ; 

 throat streaked with whitish ; middle of breast, middle of abdo- 

 men, and under tail-coverts sulphur-yellow ; axillaries and under 

 wing-coverts pale sulphur-yellow ; greater under wing-coverts 

 and under surface of flightiquills dark brown with pale inner 

 edges ;■ under surface of* tail pale brown. 



Total length 76 mm., culmen 10, wing 54, tail 18, tarsus 13. 



The male described was collected On the Mazaruni River in 

 October 1907. 



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

 scarcely any concealed yellow patch on the crown. Wing 50 mm. 



