70 RAPTORES. CIRCUS. Hahrieiu 



General Bill bluish-black. Cere wax-yellow, almost hidden by the 

 tion"^' projecting bristles at the base of the bill. Irides kingV 



Malebird. yellow. Head, neck, upper part of the breast, back, 



scapulars, and wing-coverts, bluish-grey, passing into 

 pearl-grey. The rump white. Quills black. Breast, 

 belly, under wing and tail-coverts, pure white, without 

 any spots or streaks, as in the Ash-coloured Harrier. 

 Middle tail-feathers grey ; the outer ones having their 

 inner webs white, barred with blackish-grey. Legs and 

 toes lemon-yellow. 



Fig. 2. The female. 

 I'enule. The space surrounding the orbits of the eyes white. Crown 

 of the head and ear-coverts umber-brown. The ruff 

 composed of stiff white feathers, with brown shafts. 

 Upper parts umber-brown, more or less varied with yel- 

 lowish or reddish-brown. Quills dusky, barred under- 

 neath with white. Breast, belly and thighs yellowish- 

 white, with long streaks of deep orange-brown. Rump 

 white. Tail barred with clove and umber-brown. Legs 

 yellow. 



ASH-COLOURED HARRIER. 



Circus cineraceus, Shaw. 



PLATE XI. 



Circus cineraceus, Shawns Zool. 13. 41. sp. 3. 



Buteo cineraceus, Flem. Br. Anim. 1. 55. No. 26. 



Falco cineraceus, Mont. Ornith. Diet. — Id. SuppL — Trans. Lin. Soc. 9. 



p. 188. 

 Busard Montagu, Temm. Man. d'Ornith. 1. p. 86. 

 Die Halbweihe, Naum Vog. 4. p. 180. t. 21. p. 33. 

 Ash-coloured Falcon, Montagu, Ornith. Diet. — Id. SuppL 



The British Fauna is indebted to the persevering researches 

 and acute discrimination of our countryman Montagu for 



