143 



The date of the appearance of the caterpillar is in 

 May. 



ARGYRESTHIA ALBISTRIELLA. 

 Plate CXV. Figure 9. 



Localities for this very common species are York, 

 Lewes, Scarborough, Market Harborough, Birkenhead, 

 Bristol, Cambridge, Darlington, Kingsbury, Manchester, 

 Newcastle-on-Tyne, Pembury. 



The situations where it is found are hedges. 



The perfect insect appears in June and July. 



The caterpillar is pale green with a red band on each 

 segment, the second segment black ; the head black. 



The date of the appearance of the caterpillar is in 

 May. 



It feeds on the shoots of the sloe. 



ARGYRESTHIA CONJUGELLA. 

 Plate CXV. Figure 10. 



Localities for this species are York. Scarborough, Bright- 

 on, Newcastle-on-Tyne, Manchester, Birkenhead. 



The situations where it is found are among mountain- 

 ash trees. 



The perfect insect appears in May, June and July. 



The caterpillar is dull whitish yellow, the second segment 

 pale brown ; the head pale brown. 



