Sr'" 



Second Series, No. 203.] Arnv-c>A/i-Di7-D lon^ it, ^j 



r"NFn fSini JNOVEMBER, 1906. [Price 6^. 



[No. 510.] 



THE 



ENTOMOLOGIST'S 

 MONTHLY MAGAZINE. 



EDITED BY 



G. C. CHAMPIOK, F.Z.IS. J. E. COLLIN, F.E.S. 



W. W. EOWLEE, D.Sc, M.A., E.L.S. 



G. T. POEEITT, E.L.S. E. SAUIS'DEKS, F.E.S. 



J. J. WALKEE, M.A., E.K., E.L.S. 



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



SECOND SERIES-VOL. XVIL 



[VOL. XLII.] 



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

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

 plus courtoise."— Labou/,bene. 



LONDON: 



GUENEY & JACKSON (Me. Van Vooest's Successoes), 

 10, PATEENOSTEE EOW, E.C. 



SOLD IN GERMANY BY FRIEDLANDER L'ND SOHN, BERLIN* 



NAPIER, PRliXTER, SEYilOUR STREET, EUSTON SQUARE. 



