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The perfect insect appears in the middle of May and to 
the middle of June. 
This moth flies early in the morning, especially when 
sunny. 
HARPELLA BRACTEELLA. 
Plate CXII. Figure 10. 
Localities for this species are Newcastle, Gateshead, 
Crumlyn in Monmouthshire, in the little lane across the 
bridge. 
The situations where it is fouud are gardens. 
The perfect insect appears in June. 
The caterpillar is dull grey, the second segment with 
two black marks above; the head pale brown. 
The date of the appearance of the caterpillar is in 
February and till April. 
It feeds on decayed wood, and the bark of the mulberry 
tree. 
HYPERCALLIA CHRISTIERNELLA. 
Plate CXII. Figure 11. 
Localities for this species areDarenth Wood,Greenhithe, 
Castle Eden Dene, Sevenoaks. 
The situations where it is found are woods. 
The perfect insect appears at the end of June and the 
beginning of July. 
