217 



The perfect insect appears in April and May, June and 

 July. 



The caterpillar is greenish or greyish yellow with two 

 black spots on the second segment ; the head black. 



The date of the appearance of the caterpillar is in 

 March and the beginning of April. 



It feeds on the meadow grass, (Poa trivialis.) 



C. S. Gregson, Esq., has again placed me in his debt, for 

 a beautiful drawing of the above. 



ELACHISTA NIGRELLA. 

 Plate CXXIII. Figure 14. 



Localities for this species are York, Scarborough, 

 Lewes, Pembury, Manchester, Kingsbury, Darlington, 

 Bristol, Birkenhead, Alkham. 



The perfect insect appears in May, June, July and 

 August. 



The caterpillar is yellowish grey ; the head pale 

 brown. 



The date of the appearance of the caterpillar is in 

 April and July. 



It feeds on the meadow grass, (Poa trivialis,} etc. 



ELACHISTA SUBNIGRELLA. 

 Plate CXXIII. Figure 15. 



Localities for this species are Scarborough, Kingsbury, 

 Bristol, Brighton, and on the old tram-road near Croydon, 

 Sanderstead, Mickleham and Guildford. 



