314 Capt. B. Alexander on the 



Laniat'ius poliocephalus Gadow, Cat. B. viii. p. ]56; 

 Reichen. J. f. O. 1897, p. 32 (Togoland). 

 Gambaga. 



98. NiCATOR CHLORIS. 



Nicator chloris Shelley & Buckley, Ibis, 1872, "p. 288 

 (Abouri) ; Gadow, Cat. B. viii. p. 1G6 ; Reichen. J. f, O. 

 1891, p. 385 (Togoland). 



Prahsu and Fumsu. 



This species inhabits the thickest portions of the forest. 

 Its alarm-note is a guttural " churr," rapidly repeated. The 

 male is rather smaller than the female 



99. Hypergerus atriceps (Less.). 

 Hypergerus alriccps Sharpe, Cat. B. vii. p. 352. 

 Pong. 



A rare species, which frequents damp places overgrown 

 with palm and bamboo. It is a graceful and remarkable- 

 looking bird and difficult to approach. 



100. Crateropus platycercus (Sw.). 



Craieropus platycercus Sharpe, Cat. B. vii. p. 471 ; 

 Reichen. J. f. O. 1897, p. 48 (Togoland) ; Hartert, Nov. 

 Zool. vi. p. 422 (Gambaga). 



Gambaga, Batenga, and Salaga. 



Found in small parties, frequenting rocky tree-covered 

 localities in the open country. 



101. Crateropus stictoLvEMus Alexander. 

 Crateropus stictilanna Alexander, Bull. B. O. C. vol. xii. 



p. 10 (Gambaga). 



Crateropus reinwardti Reichen. J. f. O. 1897, p. 48. 



Upper White Volta (Gambaga). 



This species is nearly allied to C. reimvarclti, but differs 

 in having the cheeks dark ashy, in place of jet-black, 

 shading gradually into the pale colouring of the throat 

 instead of being sharply defined, while the mottling of the 

 throat extends up to the chin. 



Total length (measured in the flesh) 9'5 inches, wing 4*7, 

 tail 5-2, tarsus 1*3. Iris light lemon-coloured ; legs and 

 feet slatv brown. 



