ORDER IV. MOTHS AND BUTTERFLIES. 



161 



tains much silk, and, toward winter, falls to the ground 

 with the dry leaves. There it remains until the following 

 July or August, when the perfect moth issues from its 

 damp prison, having spent the whole of the cold season un- 

 injured under deep snow or on the moist ground. The 

 cocoons of this Moth, producing silk of the same quality 

 and in the same quantity as those of the Cecropia, may be 

 found, in the spring, under oak, elm, or lime trees. 



The Luna Moth (Aitacus Luna\ Fig. 36, has wings of 



^<C J 



