CICADA Slil'TKMUIiClM. 



Kplits down tlio Lack, allowing ilii; ini])i'isonod ciciula to iaHuo 

 fortJi. Tlio wings Hoon. attain thoir full sino, and bouoinc 

 liai'd, and in a fow houi-K tlio insect is able to fly. During 

 several successive nights the i)U|)a (continue to come out oi 

 tlio ground — as many as fifteen hundred have been known 

 to omorgo from beneath ono apple-tree— and the ground 

 where the insect prevails is as full of holes as a hoiiey- 

 eond). The branches of the trees are so laden with cicadas, 

 that tliey bend, and sometimes even bi'oak with tlio weight. 

 Within a fortnight of emergence, pairing and ogg deposition 

 talce place; and within six weeks the eiitii'e brood (.)f images 

 luis disappeared. . 



