HANDBOOK 
TO THE 
BIRDS OF BRITISH BURMAH. 
Order II. MACROCHIRES. 
Family CYPSELIDtE. 
Subfamily CYPSELINJE. 
Genus CYPSELUS, Illiger, 
401. CYPSELUS PACIFICUS. 
THE WHITE-RUMPED BAEEED SWIFT. 
Hirundo pacifica, Lath. Ind. Orn. SuppL ii. p. Iviii. Cypselus vittatus, Jard. 
^ Selhy, III. Orn. iv. pi. 39 ; Swinhoe, Ibis, 1863, p. 253. Cypselus pacificus, 
Sdater, P. Z. S. 1865, p. 599 ; Salvad. Ucc. Born. p. 119; £1. B. Burtn. p. 84 ; 
Hume, S. F. iii. p. 43; David et Oust. Ois. Chine, p. 69 ; Hume 8f Dav. S. F. vi. 
p. 48 ; Hume, S. F. viii. p. 84 ; Inglis, S. F. ix. p. 246. 
Description. — Male and female. A blackish spot in front of the eye; the 
whole upper plumage and ear-coverts varying from dark brown to blackish, 
each feather very narrowly edged with whity brown ; a band across the 
rump white with brown shafts ; tail and wings blackish ; sides of the head 
and neck like the upper plumage ; chin and throat white^ the shafts dark ; 
cheeks^ sides of the throat and the whole lower plumage with the under 
wing- coverts brown, each feather fringed with white and subterminally 
darker brown ; the white of the throat merges gradually into the sur- 
rounding brown parts ; with age the narrow pale tippings to the upper 
plumage have a tendency to disappear, and the fringes below to become 
broader. 
VOL. IIo 
B 
