The Journal is issued on the third Wednesday of 
February, April, June, August, October, and December. 
1890. Part 1. 
FEBRUARY. 
To Non-Fellows 
Price 6s. 
Journal 
OF THE 
Royal 
Microscopical Society; 
CONTAINING ITS TRANSACTIONS AND PROCEEDINGS, 
AND A SUMMARY OF CURRENT RESEARCHES RELATING TO 
ZOOIjOO^ -A.3STID BOT-A.l>TY 
(principally Invertebrata and Cryptogamia), 
ICFl,OSCOF=> «5cc. 
Edited by 
P. JEFFREY BELL, M.A., 
One of the Secretaries of the Society 
and Professor of Comparative Anatomy and Zoology in King's College; 
WITH THH ASSISTANCE OF THE PUBLICATION COMMITTEE AND 
JOHN MAYALL, Jun., F.Z.S., 
R. G. HERB, M.A., M.D. (,Cantab.\ 
AND 
J. ARTHUR THOMSON, M.A., 
Lecturer on Zoology in the School of Medicine, Edinburgh, 
FELLOWS OF THE SOCIETY. 
A. W. BENNETT, M.A., B.Sc., F.L.S., 
Lecturer on Botany at St. Thomas's Hospital, 
printed by WM. CLOWES AND SONS, LIMITED,] 
[STAMFORD STREET AND CHARING CROSS. 
