THE MONTHLY 



MICEOSCOPICAL JOUKNAL: 



TEANSACTIONS 



OF THE 



ROYAL MICROSCOPICAL SOCIETY, 



AND 



RECORD OF HISTOLOGICAL RESEARCH 



AT HOME AND ABROAD. 



EDITED BY 



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



Assistant Physician to, and Lecturer on Physiology in, St. Ma7-y's Hospital. 



VOLUME X. 



LONDON: 

 ROBERT HARDWICKE, 192, PICCADILLY, W. 



MDCCCLXXIII. 



