FALCON. 235 



coverts marked with a little white ; quills with some grey brown, 

 dark, marbled, transverse stripes ; tail broad, with four whitish 

 transverse stripes, marbled with greyish brown ; feathers of the 

 thighs, legs, lower part of the back, rump, and vent, dark brown, 

 with narrow transverse lines ; the feet feathered to the toes. 



Inhabits Brazil, found on the Rio de grande de Belraonte, and 

 called, a small dark-brown Eagle, with a tuft of feathers at the back 

 of the head. 



173.— DESTRUCTIVE EAGLE. 



Falco Destructor, Ind. Orn. Sap. p. iv. Daud, ii. p. 60. 

 Falco imperialis, Shaw's Zool. vii. 52. t. 15. 

 Grand Aigle de la Guiane, Encytl. Method, 

 Destructive Eagle, Gen. Syn. Sup, ii. p. 20. 



THIS is a large species, in length 3 ft. 2 in. The bill is much 

 curved, but chiefly at the end, and horn-coloured ; the top and sides 

 of the head dusky grey ; feathers of the hindhead grey, very long, 

 and of different lengths, forming a crest ; tip of the longest grey ; 

 neck the same ; body black, banded above with greyish ; shoulders 

 grey and black mixed ; breast and belly greyish white ; quills black, 

 reaching two-thirds on the tail, which is black, mixed with grey on 

 the upper part, but nearly white on the under, with a dusky bar on 

 the tip ; the shins covered with white feathers, banded with black ; 

 toes naked, yellow. 



The male is smaller, and of more lively colours. 



Hh2 



