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SecoBdSerieMo.246.] MAT, 1910. \_Pmc^ 6d. set 



THE 



EUTOMOLOGiST'S 

 MOSTHLY MAGAZIBE. 



EDITED BY 



G. C. CHAMPION, r.Z.S. J. E. COLLIN, F.E.S. 



W. W. rOWLEE, D.Sc, M.A., F.L.S. 

 K. W. LLOYD, r.E.S. G. T. POREITT, F.L.S. 



J. J. WALKEE, M.A., E.N., F.L.S. 

 LOED WALSINGHAM, M.A., LL.D., F.E.S., &c. 



SECOND SERIES-VOL. XXI. 



[VOL. XLVI. ] 



"J'engage done tous k eviter dans leurs ecrits toute personnalite, 

 toute allusion depassant les limites de la discussion la plus sincere et la 

 plus courtoise." — Laboulbene. 



LONDON : 





GUENET & JACKSON (Me. Van Vooest'^^Successoes), 



10, PATEENOSTEK EOW, E.C^^ ^^^^^^. .^^ 



SOLD IN GERMANY BY FRIEDLANDER UND SOHN, BERnSr" 



NAPIER, PRINTER, SEYMOUR STREET, EUSTON SQUARE. 



