H 



New Series. No. CXXXII (Vol. XXXIII, Part 4). Price lOs. 



^jTf'y JUNE, 1892. 



j/( ./^^l THE 



QUARTERLY JOURNAL 



OP 



MICROSCOPICAL SCIENCE. 



UUIIKD BY 



E. RAT LINKESTER, M.A., LL.D., F.K.S., 



Linacre Professor of Human unit Comparalive Awitomy, Fellow of Merlon College, and 

 Honorary Fellow of Exeter College, Oxford. 



WITH THK CO-OPKUATION OK 



E. KLEIN, M.D., E.R.S., 



Lecturer on General Anatomy and Physioloyy in the Medical School of St. Bartholomew's Hospital, 



London ; 



ADAM SED&WICK, M.A., F.R.S., 



Fellou) and Lecturer of Trinity College, I'amhridge ; 



A. MILNES MARSHALL, M.A., D.Sc, M.D., E.R.S., 



Late Fellow of St. John's College, Cambridge ; Professor in the Victoria University ; Beyer Prof essor of Zoology 

 in the Ov:ens College, Manchester . 



WITH LITHOQKAPHIC PLATES AND ENGEAVINGS ON WOOD. 



LONDON: 

 J. & A. CHURCHILL, 11, NEW BURLINGTON STREET. 



MDCCCXCII. 



Adlard and Son,] 



[Bartholomew Close. 



