51 



bordered with the latter colour tapering outwards, as also 

 the outer margin, but narrowly. Hind wings greyish-buff. 



Localities for this species are York, Box Hill, Black 

 Park, Worcester, Brockenhurst, Lymington, and Norbury 

 Park, Surrey. 



The perfect insect appears in July. 



The caterpillar is black, with a streak of yellow on 

 each side of the back, broader and nearly meeting behind, 

 where they almost form a spot; the head blackish-brown. 



The date of , the appearance of the caterpillar is at the 

 end of May or beginning of June. 



It feeds on the lichens of the oak and the beech. 



LITHOSIA COMPLANL'LA. 

 THE COMMON FOOTMAN. 



Plate IX. Figure 10. 



THIS insect measures an inch and a quarter or a little 

 over across. Male: fore wings rather deep bluish-grey, 

 with a streak of buff-yellow along the upper margin, 

 gradually lessening in width from a little beyond the 

 middle to near the tip. Hind wings pale buff-yellow. 



Localities for this species are Bisterne, Barnstaple, 

 Poynings, Charmouth, West Rasen, Nafferton, Nunburn- 

 holme, &c., &c. It is common throughout the country. 



The situations where it is found are gardens, lanes, 

 and the sides of woods. 



The perfect insect appears in July. 



The caterpillar is black, with two reddish stripes along 

 the back. 



The date of the appearance of the caterpillar is in 

 May and June. 



It feeds on lichens attached to walls and - poplars. 



