Journal or tu 



Ropal microscopical Socletp 



CONTAINING ITS TRANSACTIONS AND PROCEEDINGS 



AMD 

 A SUMMARY OF CURRENT RESEARCHES RELATING TO 



(principally Invertebrata and Cryptogamia) 

 3S/3:iCR,OSOO:e>'X', &;a. 



EDITED BY 

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



WITH THE ASSISTANCE Of THE PuiiLICATION CoMMITI KB AND 



J. ARTHUR THOMSON, M.A. LL.D. A. N. DISNEY, M.A. B.So. 



Regius Professor of Natural History in the 

 University of Aberdeen 



FELLOWS OF THE SOCIETY 



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



Keejier, Department of Bota^iy, 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, certitudo omnis innititur 

 quas qui fugit pariter Naturam \wg\\.—LinncEns. 



FOR THE YEAR 

 1917 



TO BE OBTAINED AT THE SOCIETY'S ROOMS 



20 HANOVER SQUARE, LONDON, W. 



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

 AND OF Messrs. DULAU & CO., 37 Soho Square, London, W. 



