BIRDS OF THE PACIFIC DISTRICT. 191 



boarding, or about the porches of dwellings or other 

 buildings. Three specimens, Carson, March 30, 1868. 



Coupeville, Island County, W. T. Lawrence Wessel. 

 April 24, 1885. 



Nicasio, Marin. County, Cal. C. A. Allen. April 2, 

 1876. 



211. Tachycineta thalassina (Swains.) VIOLET-GREEN 

 SWALLOW. 



Not noticed immediately on the coast about San 

 Diego where trees are scarce. L. B. 



Poway. F. E. Blaisdell. Not seen this spring; 

 usually common in spring and summer. 



Julian. N. S. Goss. April 14, 1884. 



Volcan. Mountains. W. 0. Emerson. St. Patrick's 

 day, early in the morning, five clad in richest green, 

 flying about for three hours; snow two inches deep. 

 Also a flock March 20. April 1 they were about oak 

 trees looking for holes for summer homes. 



San Bernardino Mountains. F. Stephens. Common 

 summer resident, nesting in knot-holes, etc., in trees. 

 It is a common migrant through the valley. 



Agua Caliente, Colorado Desert. F. Stephens. 

 Abundant; perhaps migrants. Abundant March 18, 

 1886, and seen most every day up to the time of leaving 

 the locality, April 15. 



Henshaw, 1876. Along the coast, very numerous; 

 abundant in September in the high meadows near the 

 base of Mount Whitney. 



Santa Cruz. Joseph Skirm. Common summer resi- 

 dent, arriving March 28, 1881, March 21, 1882. 



Contra Costa County. W. E. Bryant. Rare summer 

 resident. 



Sebastopol. F. H. Holmes. One specimen taken 

 January 1, 1885; first arrival February 22; common 

 March 1. 



