SB 

 818 

 C578 

 ENT 



Issued June 14, 1911. 



U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF ENTOMOLOGY— CIRCULAR No. 140. 



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



AN ANNOTATED BIBLIOGRAPHY OF THE 

 MEXICAN COTTON BOLL WEEVIL. 



F. C. BISIIOPP, 



Agent and Expert. 



90689° — Cir. 140 — 11 1 Washington : government printing office : leti 



