220 
The caterpillar is greyish green, or reddish green, 
the second segment with two brownish spots ; the head 
pale brown. 
The date of the appearance of the caterpillar is in 
March, April, May, and July 
It feeds on the tips of the leaves of the narrow¬ 
leaved oat-grass (Avena pratensis ). 
ELACIITSTA SUBOBSCDRELLA. 
Plate CXXIV. Figure 1. 
Localities for this abundant species are Lewes, etc., 
etc., etc., etc. 
The perfect insect appears in May, June, and in 
August. 
It feeds on the creeping soft grass (IJolcus mollis ). 
ELACHISTA ZONARIELLA. 
Plate CXXIV. Figure 2. 
Localities for this species are Renfrew, Fochabers, 
Stockton-on-Tees, Bristol, Cambridge. 
The perfect insect appears in May, July, and August. 
The caterpillar is dull grey green, the second segment 
with two brown blots; the head pale brown. 
The date of the appearance of the caterpillar is in 
April and June. 
It feeds on the hair-grass (Aira ccespitosa). 
