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PART II 



EEPOET OF PKOF. G. H. FRENCH. 



The following articles, which constitute the remainder of the re- 

 port, were furnished by Prof. G. H. French, who, at my request, 

 made a special study of the species described ; and during the past 

 season was engaged by me to write out his notes for publication. 



CYEUS THOMAS. 



THE CORN-ROOT WORM. 



(Diahrotica Longicornis, Say.) 



Near the last of July, 1880, I received from Dr. E. R. Boardman, 

 of Elmira, Stark county, a package of small larvae, with a statement 

 that they were doing considerable damage to corn in that vicinity. 

 The extent and character of the work done by the insect can be 

 best seen by reference to such parts of his letter as related to the 

 insect, and which are as follows : 



"I address you at this time in regard to the larvse of some un- 

 known insect which I find working in the corn. Since my return 

 from the State Field meeting (meeting of the State Natural History 

 Association), numerous complaints have been made to me in regard 

 to a worm " that was preying upon the roots of corn, and to-day, 

 —5 



