V 



December 20, 1883. 



Page 



On a Magnetic Balance, and Experimental Researches made therewith. 

 By Professor D. E. Hughes, F.R.S 167 



Report on the Circumpolar Expedition to Fort Rae. By Captain H. P. 

 Dawson, R.A 173 



On the Changes in the Gland Cells of Dioncea muscipula during 

 Secretion. By Walter Gardiner, B.A., Scholar of Clare College, 

 Cambridge 180 



On the Continuity of the Protoplasm through the "Walls of Vegetable 

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

 bridge « .... 182 



Note on the Constitution of Chlorophyll. By Edward Schunck, F.R.S 183 



On the Physiology of the Carbohydrates in the Animal System. By F. 

 W. Pavy, M.Dl, F.R.S 186 



January 10, 1884. 



On the Transfer of Energy in the Electromagnetic Field. By J. H. 

 Poynting, M.A., late Fellow of Trinity College, Cambridge, Professor 

 of Physics, Mason College, Birmingham 186 



Some Experiments on Metallic Reflection. IV. On the Amount of 

 Light Reflected by Metallic Surfaces. II. By Sir John Conroy, Bart., 

 M.A 187 



Extracts from a Report on the Volcanic Eruption in Sunda Strait by 

 Commander the Honourable F. C. P. Vereker, H.M.S. "Magpie," 

 dated Singapore, October 22, 1883. • (Plates 2, 3) 198 



Report from H.B.M. Consul at Batavia, inclosing Extract relating to the 

 Volcanic Outbursts in the Sunda Strait, from the Logbook pf the 

 Steam-ship " Governor-General Loudon" 199 



Experimental Researches on the Electric Discharge with the Chloride of 

 Silver Battery. By Warren De La Rue, M.A., D.C.L., Ph.D., F.R.S., 

 and Hugo Muller, Ph.D., F.R.S 206 



January 17, 1884. 



On a New Method of Generating Electricity. By J. A. Kendall, F.I.C., 

 F.C.S 208 



On the Electrolysis of Dilute Sulphuric Acid and other Hydrated Salts. 

 By J. H. Gladstone, Ph.D., F.R.S., and Alfred Tribe, Lecturer on 

 Chemistry in Dulwich College c 215 



On the Dynamics of a Rigid Body in Elliptic Space. By R. S. Heath, 

 B.A., D.Sc, Fellow of Trinity College, Cambridge .... 219 



Evidence of a Large Extinct Lizard (Notiosaurus dentatus, Ow.) from 

 Pleistocene Deposits, New South Wales, Australia. By Professor 

 Owen, C.B., F.R.S 221 



