V"^ 



^^r 



THE REVIEW 

 OF APPLIED 

 ENTOMOLOGY. 



SERIES b: medical 



AND VETERINARY, 



VOL. VI. 



JUN 



ISSUED BY THE IMPERIAL 

 BUREAU OF ENTOMOLOGY. 



LONDON : 



SOLD BY 



THE IMPERIAL BUREAU OF ENTOMOl^OGY, 



89, QUEEN'S GATE, LONDON, S.W. 7. 



1918. 



All Rights Reserved. 



