147 



ARGYRESTHIA CURVELLA. 

 Plate CXV. Figure IS. 



Localities for this species are York, Scarborough, 

 Brighton, Tenterden, Pembury, Kiugsbury, Darlington, 

 Cambridge, Bristol, 



The situations where it is found are among apple and 

 pear trees. 



The perfect insect appears in June and July. 



The date of the appearance of the caterpillar is in 

 May. 



It feeds on the shoots of the apple. 



ARGYRESTHIA SORBIELLA. 

 Plate CXV. Figure 19. 



Localities for this species are York, Scarborough, Mar- 

 ket Harborough, Bristol, Manchester. 



The perfect insect appears in June and July. 



The date of the appearance of the caterpillar is in 

 May. 



It feeds on the leaf buds of the mountain ash, (Sorbus 

 aucupariaj and the white beam-tree, (Sorbus aria.) 



ARGYRESTHIA PYGM^ELLA. 

 Plate CXV. Figure 20. 



Localities for this species are York, Scarborough, Lewes, 

 Market Harborough, Bristol, Birkenhead, Cambridge, 



