155 
TiENIOCAMPA OPIMA. 
Plate LVII. Figure 3. 
Localities for this species are York, Doncaster, by the 
banks of the river Don, Stockton Forest, Langwith, 
Taunton, Birkenhead, Bristol, Manchester. 
The situations where it is found are wooded places. 
The perfect insect appears in February, March, and 
April; February 21—23—24, April 1—13. 
The caterpillar is brownish on the upper part, the 
sides yellowish green, the line on the back, the one 
below it, and the side line, paler. It is marked sub¬ 
sequently with green stripes. 
The date of the appearance of the caterpillar is in June. 
It feeds on the poplar and the sallow. 
The chrysalis is enclosed in a loose cocoon of earth. 
TiENIOC AMP A POPULETI. 
Plate LVII. Figure 4. 
Localities for this species are York, Sandal Beat near 
Doncaster, Epping, Dunham Park, Shrewsbury, Man¬ 
chester, Wimbledon, Preston, Bowdon, Congleton, Black 
Park, Halton, Kingsbury, Bristol, Birkenhead, Lower 
Guiting, Cambridge, Bromsgrove, Crewe, Burton-ou- 
Trent, and near London. 
The situations where it is found are woods. 
The perfect insect appears in March and April; March 
17, April 1—13. 
The caterpillar is pale whitish green, with a white line 
along the back, and two narrower ones on the sides. 
