591 



CYPSELUS AFFINIS. 



(WHITE-RUMPED SWIFT.) 



Cypselus affinis, J. E. Gray, 111. Ind. Zool. i. pi. 35. fig. 2 (1832). 



Cypselus nipalensis, Hodgs. J. As. Soc. Beng. v. p. 780 (1836). 



Cypselus montanus, Jerd. Madr. Journ. 1st ser. xiii. i. p. 144 (1844). 



Micropus coffer, Boie, Isis, 1844, p. 165, partim. 



Micropus affinis (Gray), Boie, Isis, 1844, p. 165. 



Cypselus abessynicus, Streub. Isis, 1848, p. 354. 



Cypselus subfurcatus, Blyth, Journ. As. Soc. Beng. xviii. p. 807 (1849). 



Cypselus leucopygialis, Cassin, J. Ac. Sc. Phil. 2nd ser. v. p. 58, pi. 13 (1852). 



Cypselus abyssinicus, Streub., Hartl. J. f. Orn. 1853, p. 397. 



Cypselus galilejensis, Antinori, Naumannia, 1855, v. p. 307. 



Cypselus galilceensis, Ant., Sclater, Ibis, 1859, p. 391. 



Cypselus coffer, Cab. Mus. Hein. iii. p. 85 (1860, nee Licht.). 



Cypselus leucorrhous, Mull, (nee Steph.), fide Blyth, Ibis, 1870, p. 161. 



Cypselus streubeli, Hartl., fide Giebel, Thes. Orn. i. p. 863 (1872). 



Figurm notabiles. 

 Gray, I. c. ; Antinori, I. c. ; Cassin, I. c. 



<$ ad. capite supra, nucha, et collo postico murinis, fronte pallidiore, fere grisea, et collo postico versus dorsum 

 nigricante, dorso nigro nitore nou nullo metallico : remigibus nigro-fuscis, primario extimo in pogonio 

 externo vix albido marginato : Cauda vix furcata nigro-fusca viridi vix metallico nitente : uropygio albo : 

 supracaudalibus sordide fuscis vix albo marginatis : mento et gula albis : corpore subtiis fuliginoso- 

 nigro vix metallico nitente, subcaudalibus sordide fuscis vix albido marginatis: rostro pedibusque 

 nigris : iride fusca. 



2 ad. haud a mare distinguenda. 



Adult Male (Gennesareth, 1st April) . Head, nape, and hind neck mouse-brown, lightest, almost grey, on 

 the forehead, and darkest near the back, where it gradually merges into the black of the back ; back 

 black, with a purple gloss : wings dark brown, the first primary with a very narrow white edge to the 

 outer web ; the upper parts of the wing slightly glossed with greenish purple ; tail slightly forked, dark 

 brown, with a faint bottle-green gloss ; rump pure white ; upper tad-coverts dull brown, slightly edged 

 with white ; chin and throat pure white ; rest of the underparts blackish brown, with a purplish gloss ; 

 under tail-coverts dull brown, slightly edged with dirty white ; bill and feet black ; iris dark brown. 

 Total length about 5 inches, culmen 0'28, gape 0-6, wing 5-05, tail 1-64, tarsus 0-32. 



Adult Female. Similar to the male. 



Obs. As a rule specimens from Palestine appear to be much paler on the head and wings than examples 

 from other localities ; and all those from West Africa in Captain Shelley's collection are much blacker 



