320 CALIFORNIA ACADEMY OF SCIENCES. 



318. Sialia mexicana Swains. 



Western Bluebird. — Common during migration, accord- 

 ing to Mr. Anthony, from 2,000 to 11,000 feet altitude, and 

 a few he thinks may breed on the top of San Pedro Martir. 

 Mr. Belding saw several pairs at San Rafael in May. 



319. Sialia mexicana anabelse Anthony. 



Anabel's Bluebird. — Not observed below 7,000 feet by 

 Mr. Anthony. It was very common throughout the pine belt. 

 (See these Proceedings, pp. 79-81.) 



320. Sialia arctica (Swains.) 



Mountain Bluebird. — Three birds were seen by me on 

 Guadalupe Island in the winter of 1885-6. 



