Rtgisurecfat tSe G.P.O. for TransmissioH to Canaaa ancf Mewfouncffand 6v Magazine Post. 



VOL. X. Ser. B. Part 8.— pp. 49-78. MARCH. 1922. 



The review 

 OF APPLIED 

 ENTOMOLOGY 



SERIES B: MEDICAL 

 AND VETERINARY. 



ISSUED BY THE IMPERIAL 

 BUREAU OF ENTOMOLOGY. 



(^ APR 1 1 1922 ^^ 



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 THE IMPERIAL BUREAU OF ENTOMOLOGY, 

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