The Journal is issued on the third Wednesday in 
February, April, June, August, October, and December. 
4 > 
1893. Part 4. 
AUGUST. 
[To Non-Fellows, 
Price 6s. 
\ 
Journal 
OF THE 
Royal 
Microscopical Society; 
CONTAINING ITS TRANSACTIONS AND PROCEEDINGS, 
i AND A SUMMARY OF CURRENT RESEARCHES RELATING TO 
ZOOLOGY BOTANY 
(principally Invertebrata and Cryptogamia), 
MICROSCOPY, <3cc- 
Edited by 
F. JEFFREY BELL, M.A., 
One of the Secretaries of the Society 
and Professor of Comparative Anatomy and Zoology in Kings College ; 
WITH THE ASSISTANCE OF THE PUBLICATION COMMITTEE AND 
J. ARTHUR THOMSON, M.A., 
Lecturer on Zoology in the School of Medicine , 
Edinburgh, 
A. W. BENNETT, M.A., B.Sc., F.L.S., 
Lecturer on Botany at St. Thomas’s H ospital, 
R. G. HEBB, M.A., M.D. ( Cantab .), and 
FELLOWS OF THE SOCIETY. 
' LONDON: 
TO BE OBTAINED AT THE SOCIETY’S ROOMS, 
20 HANOVER SQUARE, W.; 
of Messrs. WILLIAMS & NORGATE; and of Messrs. DULAU & CO. 
PRINTED BY WM. CLOWES AND SONS, LIMITED] 
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