272 FALCON. 



215— AMERICAN FALCON. 



Falco obscurus, Ind. Orn. i. p. 44. Gm, Lin. i. 281. Daud. ii. 123. 

 Dusky Falcon, Arct. Zool. ii. No. 113. 

 American Falcon, Gen, Syn. Sup. p. 38. 



LESS than the Dubious Falcon. Bill bluish ; npper mandible 

 armed with a sliarp process ; cere yellow ; head and upper parts of 

 the body dusky brown, the margins of the feathers ferruginous ; 

 neck behind spotted with white ; quills dusky, inner webs marked 

 with oval, pale, rust-coloured spots ; tail short, tipped with white, 

 and crossed with four broad dusky bars, and the same number of 

 white ones, but narrower ; beneath, from the chin, whitish, stieaked 

 with distinct black lines ; legs deep yellow. 



Inhabits New York, 



216— .UUSTY AND GREY FALCON. 



Falco discolor, Fud. Oni. Sup. p. xii. Act. Soc. N. Hist, de Paris, i. pi. 1. p. 911. 



Shawns Zool. vii. 185. 

 Der bunte F«lke, AH. U. d. Vog. ii. s. 080. 128. 

 Rusty and Grey Falcon, Gen. St/n. Sup. ii; p. 53. 



THE size of this bird is not mentioned, but according to the 

 description, the upper parts of the plumage are dusky grey ; and 

 under, breast, belly, and thighs, dusky rust-colour; under wnig 

 and tail coverts white. 



Inhabits Cayenne 



