12 
our own contributions a summary of what has been previously 
ascertained by other entomologists, is so obvious from the economic 
standpoint that I do not doubt that the practical farmer or fruit- 
erower will approve the publecation, in such connection, of some 
matter which is not new. 
ACKNOWLEDGMENTS. 
My thanks are due, above all, to my first assistant, Mr. W. H. 
Garman, and to my entomological assistant, Mr. F. M. Webster, 
both of whom have shared with me regularly the labors of the field 
and of the laboratory; and to them much of the eredit of the work 
here presented is justly due. ‘To the former of these gentlemen | 
owe also the excellent and accurate drawings from which the 
original figures of this report have been made. 
The librarian of the Laboratory, Miss Ange V. Milner, has pre- 
pared, under my direction, an_ elaborate index to the twelve pre- 
ceding reports of the office, and has assisted in the construction of 
the glossary ; and Miss M. J. Snyder has aided me in the prepara- 
tion of the manuscript and the reading of the proofs. 
Dr. HE. R. Boardman, of Stark county, and Mr. D. 8. Harris, of 
’ Fulton county, have placed me under renewed obligations this year 
for the numerous results of their close and intelligent observations 
which they have imparted to me; and my grateful acknowledgments 
are also due to Messrs. Earle & Sons, of Cobden; Prof. G. H 
Frenca, of Carbondale; Mr. John Marten, of Albion; Messrs. Halli- 
day Bros., of Cairo; Dr. F. W. Goding, of Ancona; Prof. C. V. 
Riley, of Washinet on; Prof. A. J. Cook, of Michigan ; Prof. Herbert 
Osborn, of lowa; Prof. J. H. Comstock, of Cornell University, and 
to many other correspondents of the office, both within and without 
the State, for valuable information given, and for a variety of 
other favors. 
Respectfully submitted, 
S. A. FORBES, 
State Entomologist. 
