14 



Throat and chest black ; upper tail-coverts 

 barred with black. 

 46. Circus melanoleucus (Forst.), Indisch. Zool., 

 p. 12, pi. xi. (1781). 

 Pied Harrier. 



E. Siberia, 

 Mongolia, E. 

 and S. India, 

 Burma, Malay 

 Pen., Borneo, 

 Philippines 

 (winter). 



Throat and chest black ; upper tail-coverts 

 white with remains of rufous bars. 

 47. Circus buffoni (Gmel.), S.N., i., p. 277 (1788). 

 Long-winged Harrier. 



48 



E. side of 

 S. America, 

 from Magel- 

 lan Str. to 

 Brit. Guiana 

 and Vene- 

 zuela, 

 Trinidad. 



b. Thighs black. 



Throat and chest brownish black ; upper tail- 

 coverts white, the lower ones spotted with 

 black. 

 Circus maurus (Temm.), PI. Col., i., pi. 461 S. Africa. 



(1828). , 



Black Harrier. 



Females (usually much different from males). 



. Above brown. 



a. Thighs white. 

 Below white, striped with dark brown ; upper 

 tail-coverts white, barred with dark brown. 



b. Thighs white, with streaks or spots of rufous 

 or brown. 



Below tawny buff, streaked with brown ; 

 upper tail-coverts white. 

 Below nearly white, streaked with brown. 

 Below creamy buff, with pointed spots of 

 rufous brown ; upper tail -coverts white. 

 Below buffy white, with rufous centres to the 

 feathers ; upper tail-coverts white. 

 Below creamy white, with streaks of brown ; 

 upper tail-coverts white, barred with dark 

 brown. 



C. melano- 

 leucus. 



C. cyaneus. 



C. hudsonius. 

 C. spilonotus. 



C. pygargus. 



C. macrurus 



