THIRTY-FIRST ANNUAL REPORT 



OP THE 



ENTOMOLOGICAL SOCIETY 



OF 



ONTARIO 



1 — 4 1 



1900. 



(PUBLISHED BY THE ONTARIO DEPARTMENT OF AGRICULTURE.) 



PRINTED BY ORDER OF 



THE LEGISLATIVE ASSEMBLY OF ONTARIO. 



TORONTO: 



P RINTED AND PUBLISHED BY L. K. CaMERON. 



Printer to the King's Most Excellent Majesty. 



1901. 



