223 
staple, Lewes, Pembury, Worcester, Llenferras, Stow- 
market, and the Isle of Man. 
The perfect insect appears in June, July, and 
August. 
The caterpillar is reddish-brown, with a series of dusky 
olive spots along the back, confluent at each end, and 
strung on a paler line of the same colour, on either side 
a black interrupted line, and a white one below; the 
back thickly studded with minute white raised spots, the 
lower part whitish, with a purple line along it. 
The date of the appearance of the caterpillar is in 
September and October. 
It feeds on the flower and seed of the yarrow (Achillcea 
millefolium ), the sea worm-wood (Artemisia maritima). 
The chrysalis is orange red, the thorax and wing-cases 
paler in colour. 
EUPITHECIA SUBUMBRARIA. 
SMALL BRINDLED PUG. 
Plate XXIX. Figure 15. 
This insect measures rather over three quarters of an 
inch in expanse. 
Male: fore wings whitish-grey, darker along the upper 
margin and outer margin; third line whitish; central 
spot very indistinct. Hind wings whitish, grey on the 
outer margin. 
Localities for this species are York, Hal ton, Cambridge, 
Brighton, Bristol. 
The perfect insect appears in June. 
The caterpillar is of a dull yellowish-green colour, with 
a broad dark green line along the back, and below it on 
