IV 



May 16, 1889. 



On a possible Geological Origin of Terrestrial Magnetism. By Edward 

 Hull, M.A., LL.D., F.E.S., Director of the Geological Survey of 

 Ireland . .„...„. , 92 



Physiological Action of the Active Principle of the Seeds of Abrus 

 precatorius (Jequirity). By Sidney Martin, M.D. London, British 

 Medical Association Research Scholar, Assistant Physician to the 

 Victoria Park Chest Hospital, and R. Norris Wolfenden, M.D. 

 (Cantab.). (From the Physiological Laboratory, University College). 94 



The Toxic Action of the Albumose from the Seeds of Abrus preca- 

 torius. By Sidney Martin, M.D. London, British Medical Associa- 



tion Research Scholar, Assistant Physician to the Victoria Park Chest 

 Hospital. (From the Physiological Laboratory, University College, 

 London) * 100 



On the early Development of Lepidosteus osseus. Preliminary Notice. 

 By J. Beard, Ph.D., B.Sc, Zoologist to the Scottish Fishery Board, 

 Edinburgh 108 



The Assimilation of Carbon by Green Plants from certain Organic 

 Compounds. By E. Hamilton Acton, M.A., Fellow of St. John's 

 College, Cambridge 118 



Appendix to Paper on descending Degenerations following Lesions in 

 the Gyrus marginalis and Gyrus fornicatus in Monkeys. By E. P. 

 France 122 



On Phymosoma varians. By Arthur E. Shipley, M.A., Fellow and 

 Lecturer of Christ's College, Cambridge, and Demonstrator of Com- 

 parative Anatomy in the University 122 



On the Dentition of Ornithorhynchus. By Oldfield Thomas, Natural 

 History Museum (Plate 2) '. 126 



List of Presents 132 



On the Limit of Solar and Stellar Light in the Ultra-violet Part of the 

 Spectrum. By William Huggins, D.C.L., LL.D., F.R.S 133 



The Specific Resistance and other Properties of Sulphur. By James 

 Monkman, D.Sc .*. 136 



No. 281.— May 23, 1889. 



Croonian Lecture. — Les Inoculations Preventives. By Dr. E. Roux, 

 Institut Pasteur, Paris 154 



List of Presents 172 



No. 282.— June 6, 1889. 



Election of Fellows 175 



Electro-chemical Effects on Magnetising Iron. Part III. By Thomas 

 Andrews, F.R.SS.L. & E., M.lnst.C.E 176 



