229 
ELACHISTA SUBOCHRELLA. 
Plate CXXIY. Figure 20. 
Localities for this species are Scarborough, Worthing, 
Mickleham, Lewes, West Wickham, Pembury, Bristol, 
Alkham, Preston, and the Cambridgeshire Fens. 
The perfect insect appears in June and July. 
ELACHISTA CYGNIPENNELLA. 
Plate CXXY. Figure 1. 
Localities for this species are York, Scarborough, 
Lewes, Looe, Market Harborough, Sanderstead, Alkham, 
Birkenhead, Bristol, Cambridge, Darlington, Kingsbury, 
Manchester, Newcastle-on-Tyne. 
The perfect insect appears at the end of May and 
in June, and July, and the beginning of August. 
The caterpillar is dull greenish grey with a whitish 
line along the back; the head pale brown. 
The date of the appearance of the caterpillar is in 
April and May. 
It feeds on the rough cock’s-foot grass (Dactylis 
qlomerata ), and various species of grass. 
9 
VOL. IV. 
