The Gypsy Moth. 



PORTHETKIA DISPAR (LiNN.). 



A Repout of the Wobk 



OF DESTROYING THE INSECT I^ST^^E^ COMMOJTWEALTH OF 



Massachusetts, tog«^Jer -^^th an Account 



OF its HlST<a£pAN]^dABITS BOTH IN 



MASsJc^^jptfTS AND Europe. 



By 



Edward H. Eorbush, 



Field Director in Charge of the Work of destroying the G-ypst Moth, 

 Ornithologist to the State Board of Agriculture, former 

 President of the Worcester Natural 

 History Society, etc., 



Charues be. Eernald, A.M., Ph.D., . 



Professor of Zoology in the Massachusetts Agricultural College, 

 Entomologist to the State Board of Agriculture, 

 Entomologist to the Hatch Experi- 

 ment Station, etc. 



Published under the direction of the State Board of Agriculture 



BY authority of THE LEGISLATURE. 



BOSTON : 



WRIGHT & POTTER PRINTING CO., STATE PRINTERS. 

 18 Post Office Square. 

 1896. 



