PROCEEDINGS OF 

 THE ROYAL SOCIETY. 



vol. lxx. No. 460. 



CONTENTS. 



PAGE 



On the Action of the Spurge {Euphorbia hiberna, L.) on Salmonoid Fishes. 

 By H. M. Kyle, M.A., D.Sc., St. Andrews University. Communicated 

 by Professor Mcintosh, F.R.S. 48 



On Chemical Dynamics and Statics under the Action of Light. By Metee 

 Wildeeman, Ph.D., B.Sc. (Oxon.). Communicated by Dr. Lttdwig 

 Mond, F.R.S 66 



On a Convenient Terminology for the Various Stages of the Malaria Parasite. 

 By E. Bay Lankestee, M.A., F.R.S., Director of the Natural History 

 Department, British Museum 74 



Ceoonian Lectuee. — On Certain Chemical and Physical Properties of 

 Haemoglobin. By Aethtte G-amgee, M.D., F.R.S., Emeritus Professor of 

 Physiology in the Owens College 79 



On the Development of the Layers of the Retina in the Chick after the Forma- 

 tion of the Optic Cup. By John Cameeon, M.B., Ch.B. (Edin.). 

 Communicated by Professor MoIntosh, F.R.S 84 



The Classification of the Elements. By Heney E. Aemsteong, V.P.R.S. . 86 



Persulphuric Acids. By Heney E. Aemsteong, V.P.R.S., and T. Maetin 



Lowey, D.Sc 94 



The Conditions determinative of Chemical Change and of Electrical Conduc- 

 tion in Oases, and on the Phenomena of Luminosity. By Heney E. 

 Aemsteong, V.P.R.S 99 



