253 

 The caterpillar is pale green. 



The date of the appearance of the caterpillar is in 

 July and August. 



It feeds on the sloe or blackthorn, birch, etc. 

 The chrysalis is suspended by a thread. 



PHYLLOCNISTIS SUFFUSELLA. 

 Plate CXXVII. Figure 15. 



Localities for this species are Castle Rising in Norfolk, 

 Mickleham, Bristol. 



The situations where it is found are among poplars. 



The perfect insect appears in July and September. Some 

 specimens lasting through the winter, till April. 



The caterpillar is pale green. 



The date of the appearance of the caterpillar is in 

 June, August, and September. 



It feeds on the aspen, (Populus tremula.) 



PHYLLOCNISTIS SALIGNELLA. 

 Plate CXXVII. Figure 16. 



Localities for this species are Castle Rising, Pembury, 

 and near London. 



The perfect insect appears in July and September, and 

 some live through the winter to April. 



