220e. 
220g. 
131 
Spilornis cheela floweri Swann, Syn. List 
Accipitr., p. 81 (1920). [Tahkaman, Siam, 
type in Brit. Mus. 
Siamese Serpent-Eagle. 
Wing (ad. unsexed) 411-424 mm.; much 
paler above and below; wings strongly 
shaded with grey ; sides of head slate grey ; 
throat uniform with chest which is pale 
ashy brown,slightly vermiculated; chest also 
sparingly spotted with white like lower parts; 
tail brownish black, with brownish white 
median band and remains of a basal one; 
primaries with one black median band 
below, besides terminal one ; under wing- 
coverts rufous, with white spots, outer 
edges white. 
. Spilormis cheela ricketti W. Sclat., Bull. 
B.O.C., xl, p. 37 (1919). [Yamakan, 
Fokien Prov., type in Brit. Mus. coll.) 
Chinese Serpent-Eagle. 
““ Resembling S. c. cheela, but with upper 
parts somewhat paler ashy brown, with a 
purplish gloss, below dusty ashy; trans- 
verse banding on breast indistinct, often 
not noticeable; throat never black, but 
like the breast, cheeks and ear-coverts grey, 
not black ; slightly smaller wings, measur- 
ing from 430 to 470 mm.”’—W. Scrat. 
Spilormis cheela hoya Swinhoe, Ibis, 1866, 
p- 304. [Formosa.] 
Formosan Serpent-Eagle. 
Nearly as large as S. cheela cheela, wing 
470-481 mm.; darker above and below ; 
tail with the central pale band narrower ; 
throat and ear-coverts blackish brown ; 
chest neafly uniform brown, but showing 
Siam. 
S. China to 
Upper Burma 
(Chindwin dist.) 
Formosa. 
