174 
The date of the appearance of the caterpillar is in 
May. 
It feeds on the hair grass (Aira ccespitosa the sallow 
and the oak. 
COLEOPHORA IBIPENNELLA. 
Plate CXVIIL Figure 20. 
Localities for this species are West Wickham, Bristol, 
Lewisham. 
The perfect insect appears in the end of June and 
in July. 
The caterpillar is enclosed in a blackish brown case. 
The date of the appearance of the caterpillar is in 
May. 
It feeds on the birch. 
COLEOPHORA ARDEH5PENNELLA. 
Plate CXIX. Figure 1. 
Localities for this species are Dulwich Wood and 
Darenth Wood. 
The situations where it is found are woods. 
The perfect insect appears at the end of July. 
The date of the appearance of the caterpillar is in 
June and July. 
It feeds on the oak. 
