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.r 1888. Part 4. AUGUST. { Price 5s. 



Journal 



OF THE 



Royal 

 Microscopical Society; 



CONTAINING ITS TRANSACTIONS AND PROCEEDINGS, 



AND A SUMMARY OF CURRENT RESEARCHES RELATING TO 



(principally Invertebrata and Cryptogamia), 



Edited by 



FRANK CRISP, LL.B., B.A., 



Otie of the Secretaries of the Society 

 and a Vice-President and Treasurer of the Linnean Society of London ; 



WITH THE ASSISTANCE OF THE PUBLICATION COMMITTEE AND 



A. W. BENNETT, M.A., B.Sc, F.L.S., F. JEFFKEY BELL, M.A., F.Z.S., 



L ecturer on Botany at St. Thomas's Hospital, Professor of Comparative A natomy in icing's Collegia, 



JOHN MAYALL, Jun., F.Z.S., R. G. HEBB, M.A., M.D. {Cantab.), 



AND 



J. ARTHUR THOMSON, M.A., 



Lecturer on Zoology in the School of Medicine, Edinburgh, 

 FELLOWS OF THE SOCIETY, 



WILLIAMS & NORGATE, 

 y jf T 



V ^1^ LONDON AND EDINBURGH. \^(^ J 



PRINTED BY WM. CLOWES AND SONS, LIMITED.] [STAMFORD STREET AND CHARlXd CROSS. 



