ORNITHOLOGY OF SAN DIEGO COUNTY. 431 



'56. Chamaea fasciata. 

 WREN-TIT. Tolerably common. 



57. Psaltriparus minimus californicus. 



CALIFORNIA^ Buse-TiT. Found a nest with young, April 

 23d. 



58. Regulus calendula. 



RUBY-CROWNED KINGLET. A male was seen April 27th. 



59. Polioptila caerulea. 



BLUE-GRAY GNATCATCHER. Bare. Two males were taken 

 in January. 



60. Turdus aonalaschkae. 



DWARF HERMIT THRUSH. Tolerably common in January. 

 Fed upon the berries of the pepper tree. 



'61. Merula migratoria propinqua. 

 WESTERN KOBIN. Was seen in the valley April 28th. 



62. Sialia mexicana. 



WESTERN BLUEBIRD. Very common among the pepper 

 trees during my visit in January. 



63. Sialia arctica. 



MOUNTAIN BLUEBIRD. A few seen about a plowed field in 

 January. I was told that it was the first time that they had 

 been seen in the valley. 



