298 



BIRDS OF BRITISH GUIANA. 



Xest. Unrecorded. 

 Kays. Undescribed. 



Range confined t» British Gniana. Mount Roraima {McConnell 

 collection); Mount Roraima, Mount Twek-quey {Wldtehj). 

 Habits. Unrecorded. 



Genus COTINGA Briss.' 

 Cotinga Brissou, Ornitli. ii. p. 34:0, 1760. Type C. cotinga (Linn.). 



Fig. 117. — To show the attenuated outer primaries. 



The chief character in this frenus is the attenuated outer 

 primaries of the males. The ))ill is short, the width at the base 

 being ahnost equal to the length of the exposed culmen. The wing 

 is somewhat pointed, the second and third primaries longest and 

 subequal, the first shorter than the fifth but much larger than the 

 sixth. The tail is square at the tip and nearly three-tenths the 

 length of the wing. The tarsus is about equal in length to the 

 middle toe and claw. Coloration: male and female entirely 

 difierent. 



Keg to the Species. 



A. Head, back, vent, and under tail-coverts dark 



blue ; throat and breast purple C. cotinga, S , p. 299. 



a. Upper and under surface darker ; throat 



grey, with dark centres to the feathers ... C. cotinga, $ , p. 299. 



B. Head, back, brea.st, abdomen, and under tail- 



coverts pale blue; throat only purple ... C. cayana, 6 , p. 300. 

 h. Upper and under surface paler; throat 

 uniform grey, without black centres to 

 feathers C. cayana, $ , p. 300. 



