82 



CRAMBIDiE. 



head black j plate on the second segment blackish brown 

 traversed by a paler line; spots large, shining dark 

 brown, becoming paler towards the belly ; anal plate 

 light brown; spiracles black. E. M. M. xvi. 41. 



Crambus tristellus, Fb. 

 fentiffittella, Thnb. 

 (Plate 9. fig. 7.) 



Loc. Scotland (abundant), Plymouth, Devon, Bristol, 

 Chester, Yorkshire, Norfolk, Hastings, Suttblk, Folke- 

 stone, Deal, Pembroke, Carmarthen, Glamorgan, 

 Ireland. 



This very common species occurs nearly everywhere 

 in July and August. It is extremely variable in colour. 



The larva feeds on Ai7-a flexuosa and other grasses in 

 a vertical silken tube ; pupates amongst the roots after 

 hybernating. 



The larva is light brown ; the head, plates, spots, and 

 spiracles are glossy black. E. M. M. xiii. 14. 



Crambus fascelinellus, Hb. 



aridcllus, Zell. 



(Plate 9. fig. 8.) 



Loc. Yarmouth (coast sandhills and also inland). 



This species occurs in July on sandhills, and is ex- 

 tremely sluggish. 



The larva, which feeds on Triticumjunceiim, lives in a 

 silken gallery under the sand, pupating in a cocoon 

 amongst the roots of grass. 



