232 



LITHOCOLLETID^:. 



LITHOCOLLETIS ROBORELLA. 

 Plate CXXV. Figure 6. 



Localities for this species are Doncaster, York, 

 Scarborough, Lewes, Letherhead, Huddersfield, Tenterden, 

 Newcastle-on-Tyne, Darlington, Bristol. 



The situations where it is found are amons oaks. 



& 



The perfect insect appears in May and August. 



The date of the appearance of the caterpillar is in 

 July and September. 



It feeds on the oak, on the under sides of the leaves. 



LITHOCOLLETIS HORTELLA. 

 Plate CXXV. Figure 7. 



Localities for this species are Brighton, Worthing, 

 Guildford, Bristol, Oxford, Shrewsbury, and near London. 



The situations where it is found are among oaks. 

 The perfect insect appears in May and August. 



The date of the appearance of the caterpillar is in 

 July and September. 



It feeds on the oak, on the under side of the leaf. 



