CONTENTS (continued). 



April 19, 1883. pagb 



I. Measurements of the Wave-lengths of Rays of High Refrangibility in 

 the Spectra of Elementary Substances. By W. N. Hartley, F.R.S.E., 

 &c., Professor of Chemistry, Royal College of Science, Dublin, and 

 W. E. Adeney, F.C.S., Associate of the Royal College of Science . 148 

 II. On the Limiting Thickness of Liquid Films. By A. W". Reinold, M. A., 

 Professor of Physics in the Royal Naval College, Greenwich, and A. W. 

 Ruceer, M.A., Professor of Physics in the Yorkshire College, Leeds . 149 



III. On the Total Solar Eclipse of May 17, 1882. By Arthur Schuster, 



Ph.D., F.R.S., and Captain W. de W. Abney, R.E., F.R.S. . . 151 



IV. Note on Syringammina, a New Type of Arenaceous Rhizopoda. By 



Henry B. Brady, F.R.S. (Plates 2, 3) . . . . . .155 



April 26, 1883. 



I. Contributions to the Chemistry of Food. By James Bell, Ph.D., 



PCS. , . . . . . . . . . . . . 161 



II. Pelvic Characters of Thylacoleo carnifex. By Professor Owen, C.B., 



F.R.S., Director of the Natural History Department, British Museum. 163 



III. On the Continuity of the Protoplasm through the walls of Vegetable 



Cells. By Walter Gardiner, B.A., late Scholar of Clare College, 

 Cambridge . . . . . 163 



IV. On the Dependence of Radiation on Temperature. By Sir William 



Siemens, F.R.S., D.C.L., LL.D 166 



May 10, 1883. 



List of Candidates for Election 178 



I. Theory of Magnetism based upon New Experimental Researches. By 



Professor D. E. Hughes 178 



II. Remarks on the Soundings and Temperatures obtained in the Faeroe 

 Channel during the Summer of 1882. By Staff Commander T. H. 

 Tizard, R.N., H.M.S. " Triton " (Plates 4-8) 202 



III. Preliminary Note on the Innervation of the Mammalian Heart. By L. C. 



WooldridGtE, D.Sc, M.B., George Henry Lewes Student . . . 226 



IV. Note on the Motor Roots of the Brachial Plexus, and on the Dilator Nerve 



of the Iris. By Dayid Ferrier, M.D., LL.D., F.R.S., Professor of 

 Forensic Medicine in King's College • . . • . . . . 229 

 List of Presents 232 



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