68 LEPIDOPTERA. 



2. L. Argiades, Pallas. — Expanse, 1 to 1^ inch. Blue 

 with brown margin, female brown, under side white or greyish- 

 white, with lines of short black streaks and dots. 



Male purplish-blue, with the nervures darker and the hind 

 margin narrowly brown ; a faint black perpendicular streak 

 near the costa in the middle of the fore wings, and two or 

 three blackish dots near the hind margin of the hind wings. 



Female brown, tinged with violet from the base, and with 

 an indistinct row of black spots along the hind margin of 

 hind wings, sometimes edged internally with orange. Hind 

 wings in both sexes with a very slender short tail. 



Under side silvery-white or greyish-white, bluish at the 

 base ; fore wings with a slender central streak, a row of black 

 oblong spots beyond it, and a faint row of orange and grey 

 clouds before the hind margin ; hind wings with two black 

 spots before, and an irregular transverse row of black dots 

 beyond the middle ; on the hind margin a row of orange spots, 

 some of them very indistinct, edged within and without with 

 blackish. 



August. On the Continent from May to the end of 

 August. 



Larva pale green with a darker dorsal stripe, dark lateral 

 streaks and light brown and white spots. June, and again 

 in autumn, and early spring after hybernation. It feeds on 

 trefoil and other Leguminoste. (Lang.) 



Two specimens, male and female, were taken on Bloxworth 

 Heath, Dorset, on August 18th and 20th, 1885, by the two 

 sons of the Rev. 0. Pickard-Cambridge. They were Hying in a 

 grassy place on the Heath, and were not distinguishable from 

 the numerous Polyommatus Alexis and JEgon among which 

 they were flying, until captured. Subsequent frequent search 

 in the same locality has not resulted in the discovery of any 

 additional specimens. 



In the same year (1885) the Rev. J. S. St. John purchased 

 a small collection made by a Dr. Marsh, then living at Frome, 



