CONTENTS. 



SESSION CXXXI. 



PAGE 



Opening Address, by David Hepburn, Esq., M.D., CM., F.R.S.E., 



Vice-President, 1 



The Origin of Rock-Salt, by J. G. Goodchild, of the Geological 

 Survey, F.G.S.,F.Z.S., 



A Method of Craniometry for Mammals, by 0. Charnock Bradley, M.B. 



The Coelentera in Relation to Geological Zones, by J. G. Goodchild 

 H.M. Geological Survey, F.G.S.,F.Z.S., 



On a Simple Decimal Scale for Biological Work, by J. G. Goodchild 

 H.M Geological Survey, F.G.S., F.Z.S., 



Observations upon the Bathymetrical Distribution of Reef-building Corals 

 by J. G. Goodchild, H.M. Geological Survey, F.G.S., F.Z.S., . 



26 

 43 



57 



63 



6Q 



On the Prehistoric Horses of Europe and their Supposed Domestication 

 in Palfeolithic Times, by Robert Munro, M.A., M.D., LL.D. 

 [Plate!.], 70 



Notes on the History of the Royal Physical Society, by R. H. Traquair, 



M.D., LL.D., F.R.S., 105 



