)p BI-MONTHLY. SE^ \ 



Vol. III. No. 4.] AUGUST, 1880. [ "^ p^ce 487'' 



f 



Ai. 



Journal 



OF THE 



Royal 

 Microscopical Society; 



CONTAINING ITS TRANSACTIONS AND PROCEEDINGS, 



AND A RECORD OF CURRENT RESEARCHES RELATING TO 



INVERTEBRATA, CRYPTOGAMIA, 

 MICROSCOPY, &c. 



Edited, tinder the direction of the PiMication Committee, by 



FRANK CRISP, LL.B., B.A., P.L.S., 



One of the Secretaries of the Society; 



WITH TUB ASSISTANCE OP 



A. W. BENNETT, M.A., B.Sc, j F. JEFFREY BELL, M.A,. 



Lecturer on Botany at St. T/umias's Hospital, | Professor of Contparaiive Anatomy in King's College, 



AND 



S. O. RIDLEY, B.A., F.L.S., 



Of i/ie British Mtisctim, 



\ 



FELLOWS OF THE SOCIETY,,.- 



WILLIAMS & NORGATE, 



M LONDON AND EDINBURGH. ^i^l 



PRINTED BV WM. CLOWES AND SONS, UMITkD,] [STAMrORD STKBET ANf CIIARJNO CRO..S. 



