Supplementary Number, containing Index, &c. 



/ 3iZ ^ ^^^ \ Gratis with ^% \ 



/r 1887. Part 6a. DECEMBER. \ No. 61. ^1 



Journal 



Hy 



OF THE 



Royal 

 Microscopical Society; 



CONTAINING ITS TRANSACTIONS AND PROCEEDINGS, 



AND A SUMMARY OF CURRENT RESEARCHES RELATING TO 



(principally Invertebrata and Cryptogamia), 



isj:ioi?<osooi»"5r, <scc. 



Edited by 



PRANK CRISP, LL.B., B.A., 



One 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. AV. BENNETT, M.A., B.Sc, F.L.S., F. JEFFREY BELL, M.A., F.Z.S., 



Lecturer on Botany at St. Thomas's Hospital, Professor of Comparative Anatomy in King's College. 



JOHN MAYALL, Jxjn., 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, 



LONDON AND EDINBURGH. 



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



