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The Annual Subscription for 1920 is 15/-. 



\_See p. 2 of Wrcq^yei; 



Third Series. No. 67.] 

 [No. 674.] 



JULY, 1920 



THE 



ENTOMOLOGIST u j,, 

 MONTHLY MACiAZr 



EDITED Br 



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



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



R. W. LLOTL>, F.E.S. G. T. POKKriT, F.L.S. 



J. J. WALKER, MA., R.N., F.L.S. 



VOLUME LVI. 



[THIRD SERIES -VOL. VJ. ] 



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

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

 plus courtoise." — Lahoulhme. 



LONDON: 



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



33, PATERNOSTER ROW, E.C. 4. 



TAYLOR AND FRANCIS, RED LION COURT, FLEET STREET. 



