The Annual Subscription for 1921 is 15/- 



Third Series. No. 80.] KXTmriin^ mo, m «/ 

 [No. 687.] AUGUSl, 1921 [PnicEj^, 



THE 



ENTOMOLOGIST'S 



^sUL f^oiC:; 



AUG 2 



CT//... 



MONTHLY MAGAZINE. 



EDITED BY 



G. C. CHAMPION, 1\Z.S. J. E. COLLIN, F.E.S. 



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



E. W. LLOYD, F.E.S. . G. T. POKRITT, F.L.S. 



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



VOLUME LVII. 



[THIRD SERIES -VOL. Vll.] 



"J'eugage done tous a eviter daus leurs ecrits toute personnalite, 

 toute allusion depassant les liniites de la diaoussion la plus sincere et la 

 plus courtoise." —Lahoulhene. 



LONDON: 



GURNEY & JACKSON (Me. Vak Voobst's Successoes), 



33, PATERNOSTER ROW, E.C. 4. 



TAYLOR AND FRANCIS, RED LION COURT, FLEET STREET. 



