278 African Zoology. 



feathers white. Bill dark horn-coloured ; cere and base of 

 lower mandible yellow ; tarsi and toes yellow-brown ; claws 

 black. Length two feet four inches. 



Inhabits South Africa and Madagascar. 



Falco gymnogenys, Temm, pi. 307-. G-ymnogenys Madagas- 

 cariensis, Lesson. 



06s. Two specimens from Madagascar which I have examined, differed 

 only from the South African one in my possession, by being smaller and 

 of a lighter colour. They were probably male birds, and mine is a female. 



Fam. ACCIPITRINA. 



Bill convex, curved from the base, hooked, upper mandible 

 with a more or less distinct festoon on its edge, lower mandible 

 shorter and obtuse ; nostrils almost oval ; tarsi nearly or com- 

 pletely naked, slender ; claws large, very sharp ; wings shorter 

 than the tail, fourth quill feather the longest. 



Genus ACCIPITER. Ray. 



Tarsi generally slender, scutellated; body slender; claw of 

 inner toe very strong; nostrils rounded, transverse; wings ex- 

 tend a little beyond the base of tail, the latter rounded, gra- 

 duated or slightly forked. 



Accipiter monogrammicus, Lesson. Ashy grey ; throat white 

 with a longitudinal black line ; belly finely striated with brown ; 

 tarsi and cere reddish. 



Inhabits Senegal. 



Falco monogrammicus, Temm. pi. col. 314. 



Accipiter polyzonus, Lesson. Bill and cere brown, the base 

 of the lower mandible, and the festoon of upper, yellowish ; a 

 narrow space round eyes naked ; plumage above an uniform 

 ashy brown ; throat whitish, finely rayed transversely with 

 brown ; anterior part of neck, breast, and belly, dull 'white, 

 regularly rayed with transverse brown or pale rufous bars ; vent 

 and under tail coverts white, with some fine transverse brown 

 lines ; wing feathers light brown, banded with dark brown ; 

 inner vanes marked with white towards quills. Tail long, even 

 or slightly forked, beneath ash-white with transverse brown 

 bands, above brown with darker transverse bands, and the 

 inner vanes of central feathers with two or three narrow white 

 bars ; the tips of all the feathers white. Tarsi long, and with 

 the toes yellow ; claws black. Length sixteen inches and a 

 half. 



Inhabits South Africa. 



Falco polyzonos. Temm. 



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