88 PROCEEDINGS OF THE ACADEMY OF [1898. 



91. Sialia sialis. Bluebird. 



Rather common, but gradually becoming less plentiful as a sum- 

 mer resident. During the spring, summer and autumn of 1895, not 

 a single individual was observed anywhere in the county, but during 

 June and July, 1896, several broods were noted, while in 1897 the 

 species was quite common again. 



