132 



TORTRIX VIBURNANA. 

 Plate LXXXII. Figure 16. 



Localities for this species are York, etc., etc. 

 The situations where it is found are moors and commons. 

 It feeds on the sweet gale, (Myrica gale,} and the 

 bilberry ( Vaccinium myrtillus.} 



TORTRIX ICTERANA. 

 Plate LXXXII. Figure 17. 



Localities for this rather common but local species are 

 Brighton, etc., etc. 



The perfect insect appears in July and August. 



The caterpillar is black with conspicuous white spots. 



The date of the appearance of the caterpillar is in 

 May and June. 



It feeds on various plants. 



TORTRIX VIRIDANA. 



Plate LXXXII. Figure 18. 



Localities for this generally abundant species are York, 

 Humberstone, Brighton, Birkenhead, etc., etc. 



The perfect insect appears at the endof June, and in July. 



The caterpillar is green on the fore part, yellowish green 

 on the hinder; the spots small and black; the head brownish. 



The date of the appearance of the caterpillar is in 

 May and June. 



It feeds on the oak, the hornbeam, etc. 



