FALCON. 247 



the legs plain white ; wings and tail darker than the rest of the upper 

 parts ; the last six inches long, nearly black, crossed with two narrow 

 lines of white, one near the base, the other about the middle, but, 

 except the two middle feathers, only on the inner webs ; legs long 

 and yellow. 



Inhabits Cayenne ; found also in Guiana, and no doubt in 

 Paraguay, as M. d'Azara met with two of them there, in October. 



A. — Length 11 in. Bill pale; cere obscure; round the eyes 

 somewhat bare ; plumage above dark lead-colour, beneath pure 

 white ; tail darker, almost black, rounded at the end, crossed with 

 a narrow white bar about the middle, and tipped at the end with 

 white ; quills barred dusky and white on the inner webs ; sides of 

 the breast marked transversely with dusky ; legs two inches and a 

 quarter long, yellow ; claws brown. 



Inhabits Guiana. — A specimen in the collection of Mr. Bullock. 

 It is an elegant little species, and probably only differs in sex ii'om 

 the Plumbeous Falcon. 



188.— COLUMBINE FALCON. 



LENGTH 1ft. 10 in. Bill lead-colour, much bent at the tip, 

 but without any perceptible notch ; plumage in general light lead- 



