CHKYSOPHANUS] LYCAENIDAE 345 



4. Hind wings beneath with black pale-ringed spots 



6. dispar. 

 ,, ,, with obscure darker dots 5. phlaeas. 



5. Hindwings beneath with two antemedian spots 



2. minimus. 

 ,, one antemedian spot 



3. semiargus. 



1. C. argiades, Pall. 25-28 mm. Wings in $ purple-bine, 

 termen slenderly dark fuscous, in ? rather dark iridescent 

 fuscous, with a few purplish scales, sometimes with obscure 

 orange spots before termen ; hind wings with a fine linear 

 terminal projection on 2. Wings beneath ochreons- grey- 

 whitish ; discal mark of forewings, two anterior spots of hind- 

 wings, and a postmedian series black, white-ringed ; a double 

 snbterminal series of fuscous spots, sometimes enclosing obso- 

 lete orange spots, two conspicuous orange spots below middle 

 of hind wings followed by black spots with bluish-silvery specks. 



Hants, Dorset, Somerset, very scarce and local ; C. and S. 

 Europe, NC. Asia ; 5, 6, 8. Larva pale green ; dorsal line 

 darker ; lateral series of oblique darker streaks : on Trifolium, 

 Lotus, etc.; 6, 7, 9-4. 



2. C. minimus, Fuesl. (alsus, F.) 19-25 mm. Wings dark 

 fuscous, purple-tinged, in sprinkled with pale blue. Wings 

 beneath ochreous-grey-whitish, basally bluish-tinged and black- 

 sprinkled ; discal mark, two anterior spots of hindwings, and 

 a postmedian series black, white-ringed. 



Britain to Caledonian Canal, Ireland, on chalk and limestone, 

 local ; Europe, Asia Minor, N. and NC. Asia ; 5, 6. Larva 

 brown-pinkish ; dorsal line darker ; lateral series of oblique 

 brown streaks ; spiracular line whitish : on flowers of Anthyllis ; 

 7, afterwards remaining unchanged and stationary to 5. Pupa 

 unattached on the ground. 



3. C. semiargus, Rott. (acis, Schiff.) 28-33 mm. Wings in 

 $ purple-blue, sprinkled with dark fuscous, veins and narrow- 

 terminal streak dark fuscous, in $ rather dark iridescent 

 fuscous, with a few purplish scales. Wings beneath pale 

 greyish-ochreous, basally pale blue sprinkled with black; 

 discal mark (sometimes indistinct), anterior subcostal spot 

 of hindwings, and a postmedian series black, white-ringed. 



England to York, in uncut meadows, always local, now very 

 scarce or perhaps extinct ; Europe, N. and W. Asia ; 6, 7. 

 Larva green ; dorsal line darker ; lateral series of oblique 

 darker streaks ; head dark brown : on Anthyllis ; 8, 9. 



