Localities for this species are Faversham, Bisterne, 

 Black Park, Carlisle, York, Cambridge, Epping, Exeter, 

 Lewes, Lymington, Blandford, Brighton, and near Lon- 

 don, &c., &c. 



The situations where it is found are heaths and com- 

 mons, and such places in woods. 



The perfect insect appears in June and July. 



The caterpillar is greyish, with a blackish stripe on 

 each side of the back; the head reddish. 



The date of the appearance of the caterpillar is in 

 May. 



It feeds on lichens. 



LITHOSIA MUSCERDA. 

 Plate IX. Figure 6. 



THIS insect measures from an inch to an inch and 

 nearly a quarter. Male: fore wings pale brownish-grey, 

 the upper edge paler towards the base in some specimens, 

 two black dots near the middle of the lower edge, and 

 four black dots from the middle of the upper edge to- 

 wards the outer corner. 



Localities for this species are Horning Marshes, near 

 Norwich. 



The perfect insect appears about the end of June 

 and through July to August. 



LITHOSIA AUREOLA. 

 Plate IX. Figure 7. 



THIS insect measures from an inch to a little less than 

 an inch and a quarter in expanse. Male: fore wings 



VOL. I. 



