14 



Throtat and chest black ; upper tail-coverts 

 barred with black. 

 46. Circus meltDioleucns (Forst.), Iiidisch. Zool., 

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

 Pied Harrier. 



Throat and chest black ; npper tail-coverts 

 white with remains of rufons bars. 

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

 Long-winged Harrier. 



48. 



E. .Siberia, 

 Mongolia, E. 

 and S. India, 

 Burma, Malay 

 Pen., Borneo, 

 Philippines 

 (Avinter). 



E. side of 

 S. America, 

 from Magel- 

 lan Str. to 

 Brit. Guiana 

 and Vene- 

 zuela, 

 Trinidad. 



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 

 (1828). 

 Black Harrier. 



S. Africa. 



Females (usually much different from males). 

 . Above brown. 



a. Thighs white. 



Below white, striped with dark brown ; upper C. melano- 

 tail-coverts white, barred Avitli dark broAvii. leucns. 



b. Thighs white, with streaks or spots of rufous 

 or brown. 



Below tawny buff, streaked with broAvn ; C. cyaneus. 



upper tail-coverts white. 



Below nearly white, streaked with browii. C. hudsonins. 



Below creamy buff, with pointed spots of C. spilonotus. 



rufous broAvn ; upper tail-coverts white. 



Below buff}^ white, with rufoTis centres to the C. pygargus. 



feathers ; upper tail-coverts white. 



Below creamy white, with streaks of brown ; C. macrurus 



ujiper tail-coverts white, barred with dark 



brown. 



