195 
The situations where it is found are on the stems of 
willows and poplars. 
The perfect insect appears in July. 
The caterpillar is whitish on the back and sides, with 
a broad brownish grey line on each side, below the 
back, and white dots within grey rings at its lower 
edge, the second segment with a black plate across it; 
the head brown, black behind. 
The date of the appearance of the caterpillar is in 
May and June—June 19. 
It feeds on the poplar and the willow. 
The chrysalis is found on the trunk of the willow 
and the poplar. 
BATRACHEDRA PINICOLELLA. 
Plate CXXI. Figure 7. 
Localities for this species are Brighton, West Wick¬ 
ham, Weybridge, Dartford Heath. 
The situations where it is found are among fir trees, 
in woods and heaths. 
The perfect insect appears in June and July. 
OINOPHILA V—FLA VELLA. 
Plate CXXI. Figure 8. 
Localities for this species are Birkenhead, Newcastle- 
on-Tyne, Bristol, and London. 
