168 



BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 



part at least (Cape Region). Brtaxt, Proc. Calif. Acad. Sci., 2d ser., II. 



1889, 306, part at least (Cape Region). 

 Tachydneta ihalassinus Sharpe, Cat. Birds Brit. Mus., X. 1885, 119-121, part. 

 T.[achycineta] thakissina Coues, Key N. Amer. Birds, 4tli ed., 1894, 323, part. 



RiDGWAY, Man. N. Amer. Birds, 2d ed., 1896, 462, part. 



Subspecific characters: — Similar to T. lepida Meanis, but with the wing 

 decidedly and apparently constantly shorter. 



Type d" ad. No. 15,406. Collection of William Brewster, Sierra de la Laguna, 

 Lower California, June 6, 1887, M. Abbott Frazar. 



Measurements : — 



Mus. No. Sex Locality 



Cal. 



1887 



Average, 

 15,407 1 ? Sierra de la Laguna, Lower Cal. June 2, 1887 



tt It tt tt A (t 



4.04- 1.72+ 



1 Collection "William Brewster. 



