83 
IIYDROCAMPA RIVULARIS. 
Plate LXXY. Figure 3. 
Localities for this species are Askham Bog near York. 
The situations where it is found are watery places. 
The perfect insect appears in August. 
IIYDROCAMPA STAGNALIS. 
BEAUTIFUL CHINA-MARK. 
Plate LXXY. Figure 4. 
Localities for this very common species are York, Brigh¬ 
ton, Cork, Birkenhead, etc., etc., etc. 
The situations where it is found are ponds. 
The perfect insect appears in Jane and July. 
The chrysalis is enclosed in the case of the larva. 
ACENTROPUS NIVEALIS. 
Plate LXXY. Figure 5. 
Localities for this species are York, Hampstead near 
London, Glanville’s Wootton, Colchester, Lewisham, 
Burton-on-Trent. 
The situations where it is found are the sides of ponds. 
