Journal 



OF THE 



Royal 

 Microscopical Society; 



CONTAINING ITS TRANSACTIONS AND PROCEEDINGS, 



AND A SUMMARY OF CURRENT RESEARCHES RELATING TO 



ZOOLOG-^Z' -A.1STID B O T -A. IST "52" 



(principally Invertebrata and Cryptogamia), 



Edited by -'■■i'd'B,^ 



FRANK 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. W. BENNETT, M.A., B.Sc, I F. JEFFREY BELL, M.A., 



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

 S. O. RIDLEY, M.A., of the British Museum, JOHN MAYALL, JuN., 

 AND FRANK E. BEDDARD, M.A.. 



FELLOWS OF THE SOCIETY. 



Ser. II.-VOL. IV. PART 2. 



PUBLISHED FOR THE SOCIETY BY 



WILLIAMS & NaRGATE, 



LONDON AND EDINBURGH. 

 1884. 



