IXULUS, 321 
Genus IXULUS Hodgson, 1844, 
The genus Jaulus resembles Yuhina very closely but has the 
pill shorter, deeper and more curved at the tip ; the rictal bristles 
and hairs over the bill are weaker and less developed. 
Key to Species and Subspecies. 
A; Nape white Giavrass series. s ayes .... JL, oceipitalis, p. 321, 
B. Nape without any white. 
a. A distinct collar round neck. 
a’, A rusty-yellow collar on hind neck. 
a", Striz confined to scapulars and [p. 322. 
upper back; darker............ I. flavicollis flavicollis, 
b", Strive over the whole back to rump ; 
PakeDe ys ats as SAetr Sapo ON Oe I. fl. baileyi, p. 323. 
b'. A bright chestnut collar on hind 
BIG CHM ey emete crete sacle 1s, ccevaberttn ss cnin eis I. fl. harterti, p. 323. 
b. No collar on hind neck. [p. 324. 
c'. Crown and back brown .........+.. I. humilis humilis, 
da’. Crown brown, back greyish ........ I. h. clarkit, p. 824. 
(344) Ixulus occipitalis. 
Tue CHESTNUT-HEADED IXULUS. 
Siva occipitalis Blyth, J. A. 8. B., xiii, p. 937 (1844) (Nepal). 
Tvulus occipitalis, Blanf. & Oates, i, p. 217. 
Vernacular names. Z'emgyeng-pho or T'vrring-ng-pho (Lepcha). 
Description. Forehead and crest ferruginous brown; tips of 
the occipital crest and a bold nuchal patch white; lores and 
Fig. 59.—Head of J, occipitalis, 
round the eye dusky ; ear-coverts white streaked with rufous ; 
the rest of the sides of head and neck ferruginous brown ; back, 
rump and closed surface of wing dull olive-green, the shafts of 
the feathers of the upper back and scapulars whitish and the 
outer webs of the earlier primaries hoary-grey ; upper tail-coverts 
and tail fulvous-brown; chin and throat white; breast pinkish 
brown, streaked with brown ; abdomen and flanks olivaceous, the 
middle of the former paler; under tail-coverts ferruginous. 
Colours of soft parts. Iris brown or red-brown, bill black ; 
legs pale yellowish, fleshy-brown or “dull olivaceous ” (Stevens). 
VOL. I. Mi 
