New Series, No. CII. 



Price 10s, 



y- / FEBRUAKY, 1886. 



THE 



QUARTERLY JOURNAL 



OF 



MICROSCOPICAL SCIENCE. 



BDIIBD BY 



E. RAY LANKESTER, M.A., LL.D., E.R.S., 



Fellow of Exeter College, Oxford, and Jodrell Professor of Zoology in University College, 



London ; 



WITH THK CO-OPKRATION OF 



W. T. THISELTON DYER, M.A., C.M.&., P.R.S., 



Director of the Royal Gardens, Kew, 



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



Joint-Lecturer on General Anatomy and Physiology in tlie Medical School of SI. Bartholomew's Hospital, 



London. 



H. K MOSELEY, M.A., LL.D., E.R.S., 



Linacre Professor of Human and Comparative Anatomy in the University of Oxford, 



AND 



ADAM SED&WICK, M.A., 



Fellow and Assistant-Lecturer of Trinity College, Cambridge. 

 WITH LITHOGRAPHIC PLATES AND ENGRAVINGS ON WOOD. 



LONDON: 

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



MDCCCLXXXVI. 



J. E. Adlard.] 



[Bartholomew Close. 



