748 Count Nils Gylrlenstolpe : A Nominal [T})is, 



Generally though locally disrributed throughout the 

 country, where it appears to he fairly rare. Specimens have 

 hitherto l)een collected at Sakerat in eastern, at Samkok in 

 central, and in the neighbourhood of Koon Tan in northern 

 Siam. 



Butastur indicus Gm. 



Falcoindicus Gmelin, S3'st. Nat. i. pt. 1, 1788, p. 264 : Java. 



Mr. E. Eisenhofer's native collector obtained a single 

 specinien of the Grey-faced Buzzard-Eagle at Koon Tan in 

 northern Siani, and Williamson has recently obtained some 

 other specimens — viz., at Hayong in south-eastern, and at 

 Bangkok in central Siam. 



Circus melanoleucus Forster. 



Falco melanoleucus Forster, Ind. Zool. 1781, p. 12, pi. ii. : 

 ('Cylon. 



Rather common in suitable localities throughout northern 

 and central Siam during the winter months. 



Circus seruginosus aeruginosus Linn. 



Falco wruyinosus Linnajus, Syst. Nat. Ed. x. 1758, p. 91 : 

 Sweden. 



Quite common in central and south-western Siam during 

 the winter. It certainly also occurs in suitable localities 

 throughout the whole country, though specimens have only 

 been recorded from Koh Lak, Bangkok, and Puket. 



Circus spilonotus Kaup. 



Circus spilonotus Kaup, in Jardine^s Contr. Orn.for 1850, 

 p. 59 : Asia. 



The Eastern Marsh-Harrier has only recently been met 

 with in Siam. Williamson obtained some S[)ecimens at 

 Bangkok and Tachin in central Siam. 



Haliaetus leucogaster Gm. 



Falco leucogaster Gmelin, Syst. Nat. i. pt. 1, 1788, p. 257 : 

 New South Wales, Australia. 



The White-bellied Sea-Eaole is not uncommon along the 

 coasts of peninsular and south-eastern Siam. It has also 

 been obtained on Koh Samui, Koh Pennan, and Puket, 



