344 PAPILIONINA [THECLA 



dark brown ; two or three terminal orange spots towards 

 tornus ; a long linear terminal projection on 2, and short tooth 

 on 3. Wings beneath brownish -orange ; a postmedian white 

 anteriorly fuscous-edged transverse line, and in hindwings also 

 a central one; termen deeper orange. 



England, W. and S. Ireland, local ; C. Europe, Asia Minor, 

 NO. Asia ; 8, 9. Larva green ; dorsal line darker, sometimes 

 yellowish - edged ; double lateral series of oblique yellowish 

 streaks ; subspiracular line yellow ; head dark brown, pale- 

 marked : on blackthorn ; 5, 6. Pupa attached by tail and 

 central belt. 



5. T. quercus, L. 29-37 mm. Forewings dark fuscous, in $ 

 purple-tinged ; in $ anterior half deep purple-blue except on 

 margins. Hindwings dark fuscous ; a short linear terminal 

 projection on 2. Wings beneath pale ochreous-grey ; a white 

 anteriorly dark-edged postmedian line; a pale waved subterminal 

 line ; two orange subterminal spots towards tornus, in forewings 

 obscure, suffusedly dark-edged anteriorly, in hindwings upper 

 black-centred, lower followed by a black dot. 



Britain to Ross, E. and S. Ireland ; Europe, Asia Minor ; 7, 

 8. Larva dull light reddish-brown, darker laterally ; dorsal 

 line darker, yellowish - edged ; a darker dorsal blotch on 3 ; 

 lateral series of oblique pale or whitish streaks, edged below 

 with dark fuscous ; spiracular yellowish ; head dark fuscous : 

 on oak, seldom Salix ; 5, 6. Pupa subterranean. 



2. CHRYSOPHANUS, Hb. 



Eyes glabrous. Club of antennae elongate. Forewings : 6 

 separate, 8 and 9 stalked. 



An extensive and nearly cosmopolitan genus. Larva short, 

 stout, attenuated at extremities, with short hairs. Pupa 

 attached by the tail and central belt of silk, or sometimes un- 

 attached on the ground. Besides the following, C. virgaureae, 

 L., and C. hippothoe, L. (chryseis, Bkh.), have been recorded as 

 British, but the evidence is insufficient to show that they 

 occurred naturally. 



1. Hindwings with linear terminal projection on 2 



1 . argiades. 

 without linear projection . . 2. 



2. Hindwings beneath with orange markings . 3. 



without orange markings . 5. 



3. Forewings dark fuscous . . .4. astrarche. 



coppery-orange . . .4. 



