236 Mr. R. B. Sharpens Contributions to the 



As, however, the species is a visitant to the Malay archi- 

 pelago from China, and extends even to New Guinea, it is 

 doubtless a regular migrant via Borneo. 



Spizaetus alboniger (Blyth). 



Spizaetus alboniger, Salvad. t. c. p. 14; Sharpe, Cat. B. i. 

 p. 271. .^ . 



Lawas river {coll. Ussher, Treacher)^. 



BUTASTUR INDICUS (Gm.) . 



Butastur indicus, Sharpe, Cat. B. i. p. 297. 



Poliornis indica (Gm.); Salvad. t.c. p. 9. 



Brunei {coll. Ussher) ; Lumbidan {coll. Treacher) . 



This species was mentioned by Count Salvadori as likely 

 to occur in Borneo, as it is found from China and Japan 

 southwards to the Moluccas, even to New Guinea, so that it 

 was a probable migrant to Borneo. It would seem to be by 

 no means rare at certain seasons in Labuan and N.W. Borneo, 

 as a good series is in Governor Ussher's collection and eight 

 specimens in Mr. Treacher's. Native name " Alang alap 

 alap.^' 



Haliaetus leucogaster (Gm.). 

 Haliaetus leucogaster, Sharpe, Cat. B. i. p. 307. 

 Cuncuma leucogaster (Gm.) ; Salvad. /. c. p. 5. 

 Brunei {coll. Ussher). 



Haliastur intermedius, Gurney. 



Haliastur intermedins, Sharpe, Cat. B. ii. p. 314. 



Haliastur indus, Salvad. t. c. p. 12. 



Brunei {coll. Ussher). 



Elanus hypoleucus, Gould. 



Elanus hypoleucus, Sharpe, Cat. B. i. p. 338 ; Salvad. t. c. 

 p. 12. 



Brunei {coll. Treacher). Native name "^^ Alang Putik.'^ 



A fine adult specimen. This black-winged Kite is an in- 

 habitant of Java, Borneo, and the Philippine Islands, and was 

 originally described from Celebes. In Borneo it has been 

 obtained l)y Motley and Schwaner at Banjermassing, but has 



