JAAP 
-2/ 
QUARTERLY JOURNAL 
OF 
MICROSCOPICAL SCIENCE. 
EDITED BY 
K. RAY LANKESTER, M.A., LL.D., F.R.S., 
Linacre Professor of Comparative Anatomy, Fellow of Merton College, and Honorary 
Fellow of Exeter College, Oxford ; Corresponding Member of the Imperial 
Academy of Sciences of St. Petersburg, and of the Academy of 
Sciences of Philadelphia; Foreign Member of the 
Royal Bohemian Society of Sciences. 
WITH THE CO-OPERATION OF 
ADAM SEDGWICK, M.A., F.RS., 
Fellow and Lecturer of Trinity College, Cambridge ; 
AND 
W. F. R. WELDON, M.A., F.R.S., 
Jodrell Professor of Zoology and Comparative Anatomy in University College, London ; 
late Fellow of St. John’s College, Cambridge. 
VOLUME 38.—New Serizs. 
With Lithographic Plates and Engrabings on Wood. 
LONDON: 
J. & A. CHURCHILL, 11, NEW BURLINGTON STREET. 
*”'1896. 
