CHRYSOPHANUS] LYCAENIDAE 347 



Suffolk and Norfolk to Hants, in fens, local, wholly extinct 

 since about 1860; WC. and SE. Europe, Asia Minor, WC. 

 Asia ; 7, 8. Larva green ; dorsal line darker : on Rumex 

 hydrolapathum ; 9-6. Pupa attached by tail and a central 

 belt. 



3. LYCAENA, F. 



Eyes hairy. Club of antennae elongate. Forewings : 6 

 separate, 8 and 9 stalked. 



A large genus of nearly universal distribution, though there 

 is no strictly indigenous species in New Zealand. Imago 

 usually with a horny apical hook on anterior tibiae. Larva 

 short, stout, attenuated at extremities, with short hairs. Pupa 

 attached by tail and often a central belt of silk, or unattached 

 or subterranean. 



1. Hindwings with linear terminal projection on 2 



1. baetica. 

 without such projection . .2. 



2. Hindwings beneath with orange subterminal spots 3. 



without orange spots . 6. 



3. Cilia barred . . . . .4. 



not barred . . . . .5. 



4. Wings of $ or basal scales of $ pale blue 3. corydon. 



lilac-blue 4. bellargus. 



5. Forewings beneath with two anterior spots 6. icarus. 



without anterior spots 5. aegon. 



6. Forewings above with black postmedian spots 7. arion. 



,, ,, without such spots . 2. argiolus. 



1. L. baetica, L. 26-30 mm. Wings fuscous, in $ suffused 

 with purple-blue except on termen, in $ on basal half only ; 

 hind wings with long linear terminal projection on 2, and a 

 blackish subterminal spot on each side of it. Wings beneath 

 pale brownish, with irregular partly connected white striae ; 

 hindwings with white posterior fascia, and two black partly 

 orange- edged spots, marked with pale metallic green -blue, 

 before termen above tornus. 



Sussex, I. of Wight, Hants, an occasional immigrant only ; 

 W. France, S. Europe, C. and S. Asia, Africa, Australia, Pacific 

 Islands; 8, 9. Larva green to reddish -brown ; dorsal line 

 darker; lateral series of oblique pale streaks; spiracular 

 white : on seedpods of Pisum, Colutea, Vicia, etc. ; 6, 7. Pupa 

 attached by tail and central belt. 



2. L. argiolus, L. 30-35 mm. Wings in # purple -blue, 



