43 
The date of the appearance of the caterpillar is in 
September and October. 
It feeds on the tops of the gromwell (Lithospermum 
officinale ). 
CHALYBE PYRAUSTELLA. 
Plate CII. Figure 12. 
Localities for this species are in Sutherlandshire. 
The perfect insect appears in May. 
The caterpillar is dark coloured, with orange-yellow 
spots in stripes along the back and sides. 
The chrysalis is blackish brown in a white cocoon. 
PEPILLA CURTISELLA. 
Plate CII. Figure 13. 
Localities for this species are York, Scarborough, 
Lewes, Market Harborough, Pembury, Cambridge, 
Kingsbury, Birkenhead, Bristol, Manchester, Darling¬ 
ton, Newcastle-on-Tyne. 
The perfect insect appears in June and July. 
The caterpillar is greenish, mottled with reddish 
brown, and with a darker line on each side of the 
back. 
The date of the appearance of the caterpillar is in 
May. 
It feeds on the leaves, and then on the inner bark, 
within the young buds of the ash. 
