160 
with white and black specks, the margin itself dotted 
with black. 
Localities for this species are York, Worthing, Exeter, 
Falmouth, Newnham, Waterford, Cambridge, Darlington, 
Lynton, West Looe, Halton, Bristol, Manchester, Lewes, 
Birkenhead, Barnstaple, Brighton, Worcester, Kingsbury, 
Huddersfield, Lower Guiting, Stowmarket, Edinburgh, 
Renfrew. 
The perfect insect appears at the end of June, in July, 
iind the beginning of August. 
The caterpillar is pale grey, with a row of dark grey 
angular-shaped spots along the back. 
ACIDALIA CIRCELLARIA. 
Plate XXIY. Figure 1. 
This insect measures about three quarters of an inch 
across. 
Male: fore wings yellowish white, dusted with grey, 
the outer margin with a series of black spots. The first 
line is dull greyish-yellow, and bent near the upper 
margin; second line dull greyish-yellow; central line dull 
greyish-yellow; central spot black. 
Localities for this species are Bowdon, Manchester. 
The perfect insect appears in dune. 
