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The Annual Subscription for 1921 is 15/- 



Third Series. No. 78.] 

 [No. 685.] 



JUNE, 1921. [Pkice 2/- net. 



THE 



ENTOMOLOGIST'S 

 MOKTilLY MAGAZINE. 



EDITED BT 



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



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

 K. W. LLOYD, E.E.S. G. T. POKlllTT, E.L.S. 

 J. J. WALKEE, MA., E.N., E.L.S. ,. 



f 



\ 



VOLUME LVII. 



LTHIRD SERIES- VOL. V 



O/V/AN ')i 



"J'engaf^e done tous a eviter dans leurs ecritss touie personnalite, 

 toute allusion dep.issant les limites de la diaoussiou la phis sincere et la 

 plus courtoise." - //aboit'.bene. 



LONDON : 



GUENEY & .JACKSON (Me. Van Voorst's Succkssors), 



3.3, PATEENOSTEE EOW, E.C. 4. 



TAYLOR AND FRANCIS, RED LION COURT, FLEET STREET. 



