219 



The date of the appearance of the caterpillar is in 

 April and June. 



It feeds on the leaves of the hair grass, (Air a 

 coespitosa.) 



ELACHISTA HUMILIELLA. 

 Plate CXXIII. Figure 18. 



Localities for this species are Scarborough, Brighton, 

 West Wickham Wood, Birkenhead. 



The perfect insect appears at the end of May. 



ELACHISTA CONSORTELLA. 

 Plate CXXIII. Figure 19. 



Localities for this species are Headley Lane, and 

 Arthur's Seat near Edinburgh. 



The perfect insect appears in March, June and July. 



ELACHISTA BEDELLELLA. 

 Plate CXXIII. Figure 20. 



Localities for this species are Scarborough, Lewes, 

 Box Hill, Pembury, Bristol. 



The situations where it is found are chalky and 

 limestone districts.. 



The perfect insect appears in May and August. 



