188 THE INSECT WORLD. 
of yellowish colour running down the middle. It is found in July 

Fig. 158.—Large Tortoise-shell Buttertly ( Vanessa polychloros). 
and September on the oak, the elm, the willow, and many fruit 
trees. 
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Fig. 159.—Larva and chrysalis of the large Tortoise-shell (Vanessa polychisros). 
The larva (Fig. 159) is bluish or brownish, with an orange- 
coloured lateral line, bristling with yellowish hairs. The chrysalis, 
which is angular, and of a red tint, is ornamented with golden 
metallic spots. 
We give here a drawing of the small Tortoise- shell ( Vanessa 
urtice, Fig. 160), which rosernblles the preceding, but is smaller. 
Tts aeeaaee bristly, blackish, with four yellowish lines, lives in 
companies on the nettle. The Peacock Butterfly (Vanessa Io, 
Fig. 161) is very easily recognised by the peacock’s eyes to the 
