The perfect insect appears in September and October, 

 and lives through the winter to April. 



The date of the appearance of the caterpillar is in 

 August. 



It feeds on the privet and the ash. 



CORISCIUM CITRINELLA. 

 Plate CXVII. Figure 11. 



Localities for this species are Scarborough, Lewes, the 

 New Forest, Whittlebury. 



The perfect insect appears in the autumn, and lives 

 through the winter, viz., from September and October till 

 April. 



ORNIX AVELLAN^ECOLELLA. 

 Plate CXVII. Figure 12. 



Localities for this species are York, Scarborough, Lewes, 

 Market Harborough, Tenterden, Newcastle-on-Tyne, Man- 

 chester, Kingsbury, Darlington, Cambridge, Bristol. 



The perfect insect appears in May and August. 



The caterpillar is whitish green, with a dark green line 

 along the back, the second segment with four dark dots ; 

 the head brown. 



The date of the appearance of the caterpillar is in 

 July, September, and October. 



It feeds on the nut. 



