PEARL-BORDKHED FRITfLLARY. 147 



tributed over the whole island, as we have seen no- 

 tices of its occurrence in most parts of England ; 

 and numerous specimens have been received from 

 Perthshire, Ross-shire, Sutherland, and others of the 

 more northern counties of Scotland, while it is not 

 rare tnrougnout the lowlands. It is a double-brood- 

 ed species, first appearing in the end of May, and 

 again in autumn. 



