15. POLTBOROIDES. 49 



Gymnogenys malzacii, J. 8f E. Verr. Rev. et Mag. de Zool. 1855, p. 349, 



pi. 13. 

 Nisus radiatus, Schl. Mm. P.-B. Astures, p. 54 (1862). 

 Gymnogenys africanus, Heugl. J. f. O. 18(;7, p. 292. 



Young. General colonr brown, with rather paler margins to the 

 feathers, which are whitish at base ; quills blackish brown ; the 

 secondaries paler b^o^v^], like the back, the latter much mottled 

 with white near the base ; all the quills barred across with dark 

 brown ; tail brown, tipped with fulvous, and crossed with five bars 

 of darker brown ; head much crested, all the feathers fulvous at 

 their base and on their margins, brown in the centre, somewhat 

 tinged with rufous, especially on the sides of the crown and of the 

 neck ; forehead whitish, slightly streaked with dark brown ; a few 

 feathers under the eye and on fore jjart of cheeks black ; throat and 

 breast buify white, the feathers mesially streaked with dark brown 

 and washed with sandy rufous ; the lower breast sandy rufous, with 

 fulvous tips; the abdomen, thighs, and under tail-coverts barred 

 with fulvous and sandy rufous, the latter with dark brown ; under 

 wing-coverts fulvous, mottled with rufous or rufous brown ; the 

 lower ones brown at tips, like under surface of wing. 



Adult. Above dark grey, extending aU round the neck and occu- 

 pying the entire throat and chest ; rest of the under surface, inclu- 

 ding the under wing- and tail-coverts, crossed with rather broad 

 alternate bars of black and white ; primaries and their coverts 

 black, tipped with white, and inclining to ashy grey at base, more 

 especially on the inner web, which is also somewhat freckled with 

 brown ; secondaries grey, tipped with white, before which is a broad 

 black bar, sometimes represented by a spot of more or less extent 

 on the adjoining scapulars ; tail black, tipped with white, with a 

 distinct broad bar of dull white, mottled with black about a third 

 of its length from the tip, aud indications of a second bar about the 

 same distance from the base ; upper tail-coverts grey ; the lower ones 

 black, tipped with white, and crossed with other bars of white near 

 the base ; cere and bare skin round the eye light yellow ; feet bright 

 yellow; iris very dark brown. Total length 24-5 inches, culmen 1-45, 

 wing 16-6, tail 11-5, tarsus 4. 



Adult female. Slightly larger than the male. Total length 27-5 

 inches, wing 19, tail 12, tarsus 4*15. 



Hah. "W. Africa, from Senegambia to Gaboon ; S.W. Africa, Ben- 

 guela ; S. Africa, from the Cape Colony through Xatal to the Zam- 

 besi ; N.E. Africa, from Senaar into Abyssinia and along the "White 

 Nile nearly to the Equator. 



a. $ ad. st; South Africa. S.-A£rican Museum. Type of species. 



h. Juv. st. South Africa. S. -African ^Museum. 



c. Ad. St. South Africa. Sir Henry Ellis [P.]. 



d. Ad. sk. South .Africa. John Rocke, Esq. [P.]. 

 «,/. Ad. st. West Africa. 



g. Ad. sk. Ashantee. John Gould, Esq. 



h. Ad. sk. Fantee. Captain Shelley [P.]. 



t. Juv, sk. Gaboon. H. T. Ansell, Esq. [P.]. 



VOL. I. F 



