56 CLASS AVES. 



Brown's Hawk, Lath. F. badius. Lath., Brown's 111. 

 t. 3. F. Brownii, Shaw. 



Brown ; beneath white, belly with yellow semicircular 

 lines ; wing coverts white edged ; quills dusky, pale 

 edged. Ceylon. 



Long-tailed Falcon. F. macrourus, Lath. — Nov. 

 Com. Petr. t. 89. 



Cera and feet yellow ; bill blackish ; body above 

 ashy, beneath white ; neck ashy ; quills white tipt. 

 Russia. 



The genus Gampsonyx of Vigors has the bill without 

 notches, and short wings of the Hawk ; but the se- 

 cond quill is the longest, and the tarsi are reticulated 

 like the Falcons. 



The Falcon-like Hawk. {Gampsonyx Swainsoni, Vi- 

 gors, Zool. Jour. ii. 6.) 



Ashy black, beneath white ; forehead, cheeks, sides 

 of abdomen, and thighs, orange ; breast with a black 

 spot on each side. Brazil. Length 9 — 10 inches. 



The following indistinct species may probably belong 

 to the Sparrow-hawks : Sparius subniger, South Ame- 

 rica. S. coerulescens. North America. S. se7nitor- 

 quatuSi Paraguay. S. gilvicollis, S. magor, Cayenne. 

 S. bicolor, S. guttatus, Paraguay. S. melanoleucus, 

 Paraguay. .S. cinereus, Guyana. .S. tricolor. South 

 America. S. super ciliaris, Paraguay. S. cirrocepha- 

 lus. New Holland. S. rufiventris, (the F. rufus of 

 Lath.) noticed by Vieillot. 



The Ictinia of Vieillot diifers from the Sparrow- 

 hawk in the bill being short and slightly notched ; 



