CONTENTS OF No. LXX.-New Series. 



MEMOIRS; 



On the Phenomena accompanying flie Maturation and Imprej^nation of 



the Ovum. By F. M. Balfour, M.A., Fellow of Trinity College, 



Cambridge ........ 109 



Notes on the Structure and Development of Osseous Tissue. (From the 



Physiological Laboratory of University College, London.) By E. A. 



ScHAFER. (With Plates VII and'Vlli) . . . .132 



Recent Researches into the Nature of Lichens. By Sydney H. Vines, 



B.A., B Sc, Fellow and Lecturer of Christ's College, Cambridge. 



(With PlatelX) .144 



On the Endothelium of the Body-Cavity a>id Blood-Vessels of the 



Common Earthworm, as demonstrated by Silver-Staining. By D'Arcy 



Power, Exeter College, Oxford. (With Plate'X) . ' . .158 



On the Life History of Bacillus anthrach. By J. CossarEwart, M.B., 



University College, London. (With Plate XI) . . . 161 



Experimental Contribution to the Etiology of Infectious Diseases, 



with special reference to the Doctrine of Cojitagium vivum. By E. 



Klein, M.D., F.R.S. (With part of Plate'XI) . . .170 



On the Nature of Fermentation. The Introductory Address delivered 

 in King's College, London, at the opening of the Session, Oct. 1st., 

 1877. By Joseph Lister, F.R.S. , Professor of Clinical Surgery in 

 and Surgeon to King's College Hospital, &J. . . . 177 



NOTES AND MEMORANDA: 



On the Concentric Bodies of the Thymus. By Dr. B. Afanassiew, of 



St. Petersburg. Anatomical Institute at Strasburg . . 195 

 The Iodine Reaction of the Cells of Cartilage and Notochord. By 



Professor E. Neumann, of Konisberg, in Prussia . . . 196 

 The Juice-passages in Hyaline Cartilage. By Dr. Alhrecht Budge. 196 

 Further Communication on the Structure of the Cell-nucleus, with 

 Observations on Ciliate E])ithelium. By Professor Eimer, of Tu- 

 bingen ........ 197 



On the Postembryonal Growth of Bone. By Professor Schwalbe . 198 



Salensky on the Polyzoa Entoprocta ..... 199 



Development of Acantliocystis ..... 205 



Calberla's New Embedding Mixture .... 208 



A Central Agency for the Supply of Microscopic Organisms to Sl udents 

 and Class Teachers . . . . . . .210 



Zeiss's Objectives . . . . . . .211 



Celebration in honour of Theodor Schwann .... 211 



PROCEEDINGS OF SOCIETIES : 



Dublin IMicroscopical Club ...... 212 



