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 i3 at the 
end of May or beginning of June. 
It feeds on the lichens of the oak and the beech. 
LITHOSIA COMPLANULA. 
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 Hasen,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. 
