PASSERINE BIRDS OF CEYLON. 71 



(b) Outer tail feathers more than three-quarter length 

 of tail ; plumage dingy and not streaky. 



( 1 ) Length 7 * 5 or over. 



Acrocephalus stentorens hriinnescens (Indian Great 

 Reed Warbler). 



(2) Length about 5 • 5, 



A. dumetorum (Blyths' Reed Warbler). 



B. — Under tail coverts more normal ; plumage extremely 

 dark and soft ; tarsus long and stout ; length about 6 * 5. 

 Elaphrornis palUseri (Palliser's Warbler). 



C. — Small forms ; length under 5, 



(1) Crown rufous; back yellowish-green. 

 Ortliolomus sutorius sutorius (Indian Tailor Bird). 



(2) Upper plumage streaky. 



Cisticola cursitayis cursitans (Rufous Fan-tailed 

 Warbler). 



(3) Upper plumage ashy -brown. 

 Franklinia gracilis (Franklin's Wren Warbler). 



D, — Under tail coverts extremely long ; tail abnormally 

 broad ; length about 6. 



Schoenicola platyura (Broad-tailed Grass Warbler). 



II. — Migrant Tree Warblers. Tail of 12 feathers ; feathers 

 of forehead disintegrated and with lengthened shafts. 

 Some supplementary bristles in front of the rictal 

 bristles. 



A. — ^No green in plumage, which is very plain. 



{a) Length about 5. Forehead, crown, and upper 



plumage sandy-brown. 



Hypolais caligata (Booted Tree Warbler). 

 (h) Length about 6. Forehead and crown gray or 



brownish -gray. Genus Sylvia. 



(1) Crown dusky-gray ; upper plumage grayish- 

 brown. 



S. althaea (Hume's Lesser White-throated Warbler). 



(2) Crown brownish-gray ; upper plumage earth- 



brown. 

 8. curruca affinis (Indian Lesser White-throated 

 Warbler). 



