THE ENTOMOLOGIST'S LOG-BOOK 21 



argiades, Pall., Cupido. (Bloxworth or Short-tailed Blue) 



L. 7-8. On Lotus corniculatus (eaten in confinement). 

 P. 8. Suspended from a pad and by a thread 



round the body. 

 I. 8-9. 

 0. 



argiolus, L., Cyaniris. (Holly Blue) 



L. 6 and 8-10. Night feeder on the flower buds and 

 berries of Hedera, Ilex, and Rhamnus 

 frangula. Full fed in 4 to 6 weeks. Search 

 under side of holly leaves in June. 



P. 6, 7, and 9-4. Usually loose on the ground, or 

 attached by fine threads to a leaf. 



I. 4-5 (or earlier) and 7-8. Flies round the food 

 plants and over Bluebell beds in the 

 spring. Will sip at puddles. 



0. 4 and 7-8. Laid singly beneath the buds. Hatch- 



ing periods given as 3, 5, 7, and 10 days. 

 Eggs laid 21st May, hatched 29th May 

 (Oldaker). 



argus, Hw. (cegon, Schiff.), Lyccena (Plebeius). (Silver-studded 



Blue) 

 L. 4-6 (or earlier). On Erica, Ornithopus perpusillus, 



and Ulex europaeus. In confinement 



feed the larvse on potted-up plants. 

 P. 6-7. Secured by a few threads to some smooth 



surface just above ground level. 



1. 6 or 7-8 (or earlier). 



0. 7. Hatch 3 or 4. Laid singly on the food plant. 



The larva develops, but hibernates in the 

 egg- 



Argynnis. Genus includes adippe, aglaia, euphrosyne, lathonia, 

 paphia, and selene. 



arion, L., Nomiades. (Large Blue) 



L. 7-5. On Thymus serpyllum on the flowers and 

 calyx. After third moult refuses food, 

 and may be dependent on ants for nour- 

 ishment. 



P. 6. 



1. 6-7 (beg.). 



O. 6-7. Laid singly amongst the buds of food plant. 



Armeria vulgaris. (Thrift) 



semiargus, Nomiades. (Mazarine Blue) 

 L. 7-8. 



