84 



Borneo 

 (low countr}'' 

 Sarawak to 

 8andakan). 



Nias I. (W, 

 Sumatra) ; 

 Bunguran 

 (N.W. of 

 Borneo).* 



brown ; j)rimaries below with the white 

 snbterminal band about 3 in. wide ; below 

 tawny witn white spots. 

 2171, Spilornis cheela pallidus Walden, Ibis, 1872, 

 p. 363. [Sarawak.] 

 Bornean Serpent -Eagle. 



Smaller and much paler (especially on wing- 

 coverts) than S. c. pxMidus ; tail shorter and 

 light band narrower ; wing (Nias 1.) ad. 11.6- 

 12 in. ; tail 7.5 in. ; (Bunguran I.) wing 9 12 

 in. ; chest uniform (pale ashy brown in Bun- 

 guran I. birds and throat grey) ; head and 

 bands on wings and tail black not brownish 

 as in S. c. minimus. 

 217m. Spilornis cheela salvadorii Berk, Nov. Zook, ii., 

 p. 73 (1895). [Nias Is., co-type in Tring 

 Mus.] 

 Salvadori's Serpent -Eagle. 



Larger ; wing(^ 14.25 in. ; similar to last form, 

 but very pale below ; much paler than *S'. c. 

 jmllidvs of Borneo. 

 217n. Spilornis cheela siihsji . "^ [r^(^ Trioniate, Yaye- 

 yema, S. Loo Choo Is., June 16 and 19, in coll. 

 Tring Mus.] [=S. pallidus OgaAva, Annot. 

 Zook Japon., v. 4, p. 213, 1905.] 



Very small and pale form compared with S. 

 cheela cheela, wing (^ 11.50 ; $ 11.75 ; head 

 and crest (shorter) blackish brown instead of 

 black ; tail with the terminal and median 

 bands dusky brown instead of black, the 

 subterminal and basal bands light brown ; 

 throat and chest pale fulvous brown without 

 vermiculations ; bands on primaries below 

 as well as tips dusky brown instead of black. 

 217o. Spilornis cheela minimus Hume, Stray Feath., Nicobar 

 i., p. 464 (1875). [Kamorta, Nicobar Is., tyj)e Islands 

 in Br. Mus.] (Kamorta, 



Nicobar Serpent -Eagle. Trinkut, 



Katchal, 

 Little 

 Nicobar). 



* I have united the Bunguran T. birds (Tring Mus,) with, salvadorii as they 

 agree so well in size, although a Httle paler, and are certainly not palh'dui. 

 There is no connecting link between these and the Nias I. birds, however. 



Loo Choo Is. 

 S. of Japan. 



