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INSECT WORLD. 





A MONTHLY MAGAZINE DEVOTED TO 

 THE USEFUL APPLICATION AND SCIEN- 

 TIFIC STUDY OF ENTOMOLOGY, EDITED 



BY 



YASUSHI NAWA 



DIRECTOR OF 

 'NAWA ENTOMOLOGICAL LABORATORY 



GIFU JPAN. 



[Vol.XVII 



JANUARY 



1 5th, 



1913. 



No. 1. 



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