A 
TREATISE 
ox SOME OF THE 
INSECTS INJUEIOUS TO TEGETATION. 
By THADDEUS WILLIAM HAEEIS, M. D. 
^ A'cto HUftfon, 
t 
ENl AKGED AXD IMPROVED, WITH ADDITIONS FROM THE AUTHOR’S MANUSCRIPTS 
AND ORIGINAL NOTES. 
irXCSTKATED BY ENGRAVINGS DRAWN FROM NATURE UNDER THE SUPERVISION OF 
PROFESSOR AGASSIZ. 
EDITED BY 
CHARLES L. FLINT, 
SECRETAEY OF THE MASSACHUSETTS STATE BOARD OF 
AGRICULTURE. 
NEW YORK: 
ORANGE JUDD AND COMPANY, 
245 BROADWAY. 
