THE MONTHLY 



MICROSCOPICAL JOURNAL : 



TEANSACTIONS 



OF THE 



ROYAL MICROSCOPICAL SOCIETY, 



AND 



RECORD OF HISTOLOGICAL RESEARCH 



AT HOME AND ABEOAD. 



EDITED BY 



HENRY LAWSON, M.D., M.R.C.R, F.R.M.S., 



Assistant Physician to, and Lecturer on Physiology in, St. Mary's Hospital. 



VOLTP.IE XV, 



LONDON: 

 HARDWICKE and BOGUE, 192, PICCADILLY, W. 



MDCCCLXXVI. 



