25 



and Artaxerxes ; the former inhabits the North of England, 

 and the latter the Midland and Southern counties of Scotland. 



2. Hemlock Storksbill (Erodiiim deuterium), and Rock 

 Rose (Helianthemum vulgare). 



3. Double-brooded ; May and August. 

 4. Chalky districts. 



Lycaena icarus. COMMON BLUE. 



1. Abundant nearly everywhere throughout the British 

 Isles. 



2. Bird's-foot Trefoil (Lotus corniculatus) , Rest-harrow 

 (Ononis spinosa), and two species of Clover (Tri folium pratense 

 and T. repens). 



3. Double-brooded ; May and July. 



4. Meadows, heaths, downs, and waste places. 



Lycaena bellargus. CLIFDEN BLUE. 



1. Confined to the chalk districts of the South of 

 England. Unknown in Scotland and Ireland. 



2. Clover (Trifolium repens) and Horse-shoe Vetch 

 (Hippocrepis comosa) . 



3. Double-brooded ; May and August. 

 4. Chalky downs. 



