81 



spots below rounded and less distinct, the 

 darker margins nnicli paler ; primaries below 

 as in S. c. cheela, but black terminal band not 

 more than 3 in. wide ; under wing -co verts 

 rufous with white spots, the outer edge white. 

 217c. Sjiilornis cheela burmamcus subsp. nov. l^ 

 Jobin, Thai/etmyo, Burma, Mar. 5, 1905, in 

 coll. H. K. 8wann, and examples in coll. Br. 

 Mus.] 

 Burmese Serpent-Eagle. 



Smaller ; wing (ex. from Hainan, Tring Mus.) 



$ 16-17 in., ^ 15.50-16.25 in. ; throat slaty 



brown to dusky. 



Hpilorms cheela riUherfordi Swinh., Ibis, 1870, 



p. 85. [Central Hainan.] 



Hainan Serpent -Eagle. 



217d, 



217e. 



217f. 



Burma, N. to 

 Upper Burma 

 and Shan 

 States, S. to 

 Tavoy, at 

 least, in 

 Tenasserim. 



Hainan I. ; 

 Indo China ? 



H 



Wing (ad. unsexed) 16.25-16.75 ; much paler 



above and below; wings strongly shaded f-/2.'^ '^ ^^^' S~ 



with grey ; sides of head slate grey ; throat 



uniform with chest, which is pale ashy brown, 



slightly vermiculated ; chest also sparmglj/ 



sjiotted with ivhite like the lower parts ; tail 



browntiish black, with brownish white median 



band and remains of a basal one ; primaries 



with one black median band below, besides 



terminal one ; under wdng-coverts rufous, 



with white spots, outer edges white. 



iSpilornis cheela, fioiceri, subsp. nov. [ad. un- Siam. 



sexed, Tahkaman,Ma,r. 19, 1897, and Chanta- 



boon, July 1896, S. S. Flower, B.M. coll., Nos. 



97.9.1.1 and 97.9.1.2.] ^ 



Siamese Serpent -Eagle. ' 



" Resembling S. c. cheela, but with upper parts 

 somewhat paler ashy brown, with a purplish 

 gloss, below^ dusty ashy ; transverse banding 

 on breast indistinct, often not noticeable ; 

 throat never black, but like the breast, cheeks 

 and ear-coverts grey, not black ; slightly 

 smaller wings " [18-19.25 in.]. 



S'pilornis cheela ricketti W. Sclat., Bull . B.O.C., S. China to 

 xl., p. 37 (1919). [(J Yamakan, FokienProv., Ui3per 

 type in B.M. coll.] Burma 



Chinese Serpent -Eagle. (Chindwin 



dist.) 



