CHKYSOPHANUs] LYCAENIDAE 345 



4. Hindwings beneath with black pale-ringed spots 



6. dis2)ar. 

 „ „ with obscure darker dots 5. phlaeas. 



5. Hindwings beneath with two antemediau spots 



2. minimus. 

 ,, ,, „ one antemedian spot 



3. semiarc/us. 



1. C. argiades, Pall. 25-28 mm. Wings in S purple-bhie, 

 termen sslfutlcrly dark fuscous, in $ rather dark iridescent 

 fuscous, with a few purplish scales, sometimes with obscure 

 orange spots before termen ; hindwings with a fine linear 

 terminal pi'ojection on 2. Wings beneath ochreous- grey- 

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

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

 subterminal series of fuscous spots, sometimes enclosing obso- 

 lete orange spots, two conspicuous orange spots below middle 

 of hindwings 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, F^lesl. (alsus, F.) 19-25 mm. Wings dark 

 fuscous, purple-tinged, in S 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 seines 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. {ads, SchifF.) 28-33 mm. Wings in 

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



terminal streak dark fuscous, in 9 leather dark iridescent 

 fuscous, with a few purplish scales. Wings beneath pale 

 greyish -ochreous, basally pale blue sprinkled with black ; 

 discal mai'k (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 ; latei-al series of oblique 

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



