The Annual Subscription for 1921 is 15/-. 



ThirdSeries. No. 74.] feBRUAHY, 1921. [Prick 2/- nkt. 

 [No. 681.] ^^^^^^^^ 



THE 



ENTOMOLOGIST 

 M08TIILY MAGAZINE. 



KDITEU BT 



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



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



R. W. LLOYD, F.E.S. G. T. PORRITT, F.L.S. 



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



VOLUME LVII. 



IT 



HIRE) SERIES-VOL. VII.] 



.'J'eugage done tous k eviter daos leurs ecrits toute personnalite. 

 touts allusion depassaut les limites de la discussion la plus sincere et la 

 plus courtoise." -LaboW-bene. 



LONDON: 



GURNEY & JACKSON (Me. Van Voobst's Successoks), 



33, PATERNOSTER ROW, E.C. 4. 



TATLOK 



AND FRANCIS, BED LION COUBT, FLEET STBEBT. 



