79 
N0CTU2E. 
SIMYRA VENOSA. 
POWDERED WAINSCOT 
Plate XLIII. Figure 1. 
Localities for this species are Cambridge, Falmouth, 
and Stowmarket. 
The situations where it is found are the Fens and watery 
places. 
The perfect insect appears in June. 
The caterpillar is whitish, with a blackish stripe along 
the back, and a dark grey one on the sides, with raised 
yellow spots on the back and sides. 
The date of the appearance of the caterpillar is in 
September. 
It feeds on the reed meadow-grass (.Poa aquatica ), 
and other water plants. 
The chrysalis is enclosed in a cocoon of silk. 
GENUINE.—LEUCANUm 
SYNIA MUSCULOSA. 
Plate XLIIL Figure 2. 
Localities for this species are Darenth Wood, Brighton. 
The perfect insect appears in August; August 7. 
