SB 

 818 

 C578 

 ENT 



Issued February 13, 1911. 



U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF ENTOMOLOGY— CIRCULAR No. 132. 



L. O. HOWARD. Entomologist and Chief of Bureau. 



THE PERIODICAL CICADA IN 1911. 



BY * 



C. L. ^lARLATT, 



Entomologist and Assistant Chi ff of Bureau. 



72453° — Cir. 132 — 11 Washington : government printing office : 1911 



:1\'\d£^Z 



