Journal or tbe 



Ropal microscopical Societp 



CONTAINING ITS TRANSACTIONS AND PROCEEDINGS 



AND 

 A SUMMARY OF CURRENT RESEARCHES RELATING TO 



(principally Invertebrata and Cryptogamia) 



:Mioi?.osoo:p^5r, Szc. 



EDITED BY THE LATE 

 R. G. HEBB, M.A. M.D. F.R.C.P. 



AND 



CHARLES SINGER, M.A. M.D. F.R.C.P. 



WITH THE ASSISTANCE OF THE PUBLICATION COMMITTEE AND 



J. AKTHUR THOMSON, M.A. LL.D. A. N. DISNEY, M.A. B.Sc. 



Regius Professor of Natural History in the 

 University of Aberdeen 



FELLOWS OF THE SOCIETY 

 AND 



A. B. RENDLE, M.A. D.Sc. F.R.S. F.L.S. 



Keeper, Department of Botany, British Museum 



R. M. JONES, M.Sc. RALPH ST. JOHN BROOKS, 



Woolwich Arsenal M.A. M.D. D.P.H. D.T.M. & H. (Camb.) 



Minimis partibus, per totum Naturae campum, certitude omnis innititur 

 quas qui fugit pariter Naturam ^\ig\\.—LmncBns. 



FOR THE YEAR 

 1918 



TO BE OBTAINED AT THE SOCIETY'S ROOMS 



20 HANOVER SQUARE, LONDON, W.i 



OF Messrs. WILLIAMS & NORGATE, 14 Henrietta Street, London, W.C.2 

 AND OF Messrs. DULAU & CO., Ltd., 34 Margaret Street, London, W.i 



