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New Series, No. LXXII. 



. OCTOBEE, 1878. 



THE 



Price 5s. 



QUARTERLY JOURNAL 



OF 



MICROSCOPICAL SCIENCE. 



BDITSD BT 



E. RAY LANKESTEE, M.A., F.E.S., E.L.S., 



Fettow of Ezltcr CoUegl, Oxford and Professor of Zoology and Comparative Anatomy in University 



College, London ; 



WITH THE CO-OPKEATION OP 



Wm. AECHEE, E.E.S., M.E.I.A., 



Dublin. 



F. M. BALEOUE, M.A., F R.S., F.L.S., 



Fellow and Lecturer of Trinity College, Cambridge, 



E. KLEIN, M.D., F.E.S., 



Lecturer on Histology in St. Baitholoniew's Uusintal Medical School, London. 

 WITH Lli'HOGRAPHIC PLATES AND ENGRAVINGS ON WOOD. 



LONDON: 

 J. & A. CHIJECHILL, NEW BUELINGTON STREET. 



MDCCCLXXVIII. 



L ■E.'idlurd.J 



TBaitliolomew Close. 



