CONTENTS. '"• 



Art. XI. Experiments on the Development and Growth of 



the Fry of the Salmon from the exclusion of 



the Ovum to the Age of Seven Months. By 



Mr John Shaw, Drumlanrig,- Dumfriesshire. 



Communicated by the Author, . Page 165 



XII. 1. On the Erratic Blocks of the Jura. By M. 



Agassiz, . . • • 1'^^ 



2. On the Production of Crystals of Insoluble 

 Substances by Artificial Means. By M. 

 Gaudin, . . • • ^'"■^ 



.'}. (Jn the Operation of the Earths in the Process 



of Vegetation, . • • '^' 



4. On the Algae which communicated a Red Co- 

 lour to the Waters of some Salt Marshes. 

 By M. F. DuNAL, . • • 1^2 



XIII. Account of a Visit to the Falls on the Shirawati 



River in Canara. By the Rev. Dr Wilson of 

 the General Assembly's Mission, and Dr Smyt- 

 TAN of the Medical Board, Bombay. Commu- 

 nicated by Dr Wilson to the Rev. Dr Brunton, 

 Professor of Oriental Languages in the Univer- 

 sity of Edinburgh, F.R.S.E., &c., . 185 



XIV. Descri|)tion of several New or Rare Plants which 

 have lately Flowered in the Neighbourhood of 

 Edinburgh, chiefly in the Royal Botanic Garden. 

 By Dr Graham, Professor of Botany, • 191 



XV. Proceedings of the Royal Society of Edinburgh, 195 



XVI. Proceedings of the Wernerian Natural History 



Society. (Continued from Vol. XXI, p. 163), 203 

 I 

 XVII. Proceedings of the Society for the Encourage- 

 ment of the Useful Arts for Scotland, . 21(» 



