262 THE INSECT WORLD. 
tive to agriculture. There are some of them which eat any cater- 
pillars they may chance to meet, and even those of their own 






































Fig. 253.—Catocala Americana. 
species, leaving nothing but the skin. Some of them surround 
themselves with a light cocoon before becoming chrysalides, others 
bury themselves in soft, well-pulverised soil. 
hy iS 
a Us Se 
J \ 
Xx 





Fig. 254.—Catocala paranympha. 
The family of Geometrine, or Geometers, comprises moths of 
a middling size, and usually flying after sunset and during 
the night.* They frequent the alleys of damp woods, where 
they become the prey of the Lzbellulet and other carni- 
* A few species fly in bright sunshine.—Ep. + Dragon-flies.—Ep. 
