PART II 



BIOLOGY AND NATURAL HISTORY OF 

 THE ECONOMIC SPECIES 



BY 



William A. Ellison, Jr., Eugene W. Roelofs, Alphonse F. Chestnut, 

 Carter Broad, John C. Pearson, Robert E. Coker, Harold J. Humm, 

 and Francesca LaMonte, with an Introduction by Harden F. Taylor 



