178 
IVEDISCA PROFUNDANA. 
Plate XC. Fiaure 3. 
Localities for this species are Brighton, Looe, etc., etc. 
The perfect insect appears at the end of June, in 
July, and the beginning of August. 
PiEDISCA OPTIIALMICANA. 
Plate XC. Figure 4. 
The perfect insect appears in the end of July, August, 
and September. 
It feeds on the poplar? 
PiEDISC A OCCULTANA. 
Plate XC. Figure 5. 
Localities for this species are Weybridge, Birch Wood. 
The situations where it is found are fir woods. 
The perfect insect appears in June and July—July 2. 
It feeds on the fir ? 
P^EDISCA SOLAKDPJANA. 
Plate XC. Figure 6. 
Localities for this commonly distributed species are 
York, Brighton, etc., etc., etc. 
The perfect insect appears in July and August. 
