t/y^^, /y /^ }(^ 



Rnm 



New Series, No. XCIII. 



JANUAEY, 1884. 



THE 



Price 10s. 



QUARTERLY JOURNAL 



OF 



MICROSCOPICAL SCIENCE. 



SDITBD BY 



E. RAY LANKESTER, M.A., F.R.S., F.L.S., 



telloxa 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.G., E.R.S., F.L.S., 



Assistant Director of the Royal Gardens, Kew, 



E. KLEIN, M.D., P.E.S., 



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



London. 



H. N. MOSELEY, M.A., F.E.S., F.L.S., 



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



AND 



ADAM SEDGWICK, M.A., 



Fellow and Assistant-Lecturer of Trinity College, Cambridge. 

 WITH LITHOGRAPHIC PLATES AND ENGRAVINGS ON WOOD. 



LONDON: 

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



MDCCCLXXXIV. 



J. E. Adliird.j 



[Bartholomew Close. 



