PROM EQUATORIAL AFRICA. 437 



saw this species on the Kosanga river; and there can be little 

 doubt of the correctness of his surmise. 



87. PoLTBOROiDES TTPicus, Smith ; Sharpe, Cat. B. i. p. 48. — 

 P. radiatua, Heiigl. t. c. p. 76. 



A fine adult male from Semmio, March. 



88. BuTASTUR RUFiPENNis (Sund.) ; Sharpe, Oaf, B. i. p. 299. 

 — Poliornis rufipennis, Heugl. t. c. p. 95; Hartl. op. cit. viii. 

 p. 213. 



An adult female from Kutschugali, procured in October. 



89. AsTFRiNULA MONOGRAMMICA (Temm.) ; Sharpe, Cut. B. 

 i. p. 275 ; Hartl. op. cit. vii. p. 115. — Astur monogrammicus, 

 Seuffl. t. c. p. 64. 



Adult birds from Kutschugali and Semmio. 



90. Melierax polyzonus {Bilpp.) ; Sharpe, Cat. B. i. p. 88. 

 — Astur mechowi, Cat. ; Hartl. op. cit. viii. p. 213. — Astur 

 polyzonu?, Heugl. t. c. p. 61. 



Two adult birds from Kutschugali, August. 



The difl'erences on which Prof. Cabanis has founded his Melierax 

 mechowi seem to me to be purely individual, as in the series of 

 twelve birds, all adults, in the British Museum, every gradation 

 between a uniform and a closely barred wing can be found, and I 

 believe that the uniformly marked birds are simply the more adult. 



91. Astur sphenurus (Hupp.) ; Sharpe, Cat. B. i. p. 112. — 

 Nisus sphenurus, Hartl. op. cit. viii. p. 214. — JN". badius, Heugl. 

 t. c. p. 70. 



An adult male from Sassa, and one from Semmio with remains 

 of immature plumage. The species was also in the collection 

 from Juku. 



92. Helotarsus ecaudatus (Baud.) ; Heugl. t. c. p. 80 ; 

 Sharpe, t. c. ^. 300. 



A fine adult female from Mangiri, October. This was the 

 only specimen obtained by Mr. Bohudorff, though he says they 

 are common. They are, however, very shy ; and the present 

 specimen was only got by finding the nest, and shooting the 

 old bird as she flew off". 



93. Perkis APivoRUS (Z.) ; Heugl. t. c. p. 97 ; Sharpe, Cat. B. 

 i. p. 344. 



An adult bird from Sassa, November ; and a younger bird 

 from Semmio. 



