CONTENTS. iii 



Art. XIX. Observations on the Snake called Yellow Tail 

 (Coluber flavicolis, Linn., belonging to the di- 

 vision of Cerberus of Cuvier), and on the sup- 

 posed power of Fascination in Serpents. By 

 Dr J. Hancock, Corresponding Member of the 

 Zoological Society, and of the Society of Arts of 

 Scotland, &c. Communicated by the Author, 165 



XX. Description of several New or Rare Plants which 



have lately flowered in the neighbourhood of 

 Edinburgh, and chiefly in the Royal Botanic 

 Garden. By Dr'GRAHAM, Professor of Botany 

 in the University of Edinburgh, - 170 



XXI. Celestial Phenomena from July 1. to October 1. 



1830, calculated for the iNIeridian of Edinburgh, 

 Mean Time. By ]Mr George Innes, Astrono- 

 mical Calculator, Aberdeen, - - 178 



XXII. Proceedings of the Wernerian Natural History 



Society, - . - . - 181 



XXIII. Scientific Intelligence, - 182 



METEOROLOGY. 



1. Professor Hansteen's Journey to Siberia, - - ib. 



HYDROGRAPHY. 



2. Colour of Water and Ice. 3. Quantity of Water in the 



River Clyde, - - - - - 183-4 



CHEMISTRY. 



4. Freezing point of Spirits of Wine. 5. Note on Robert 

 Brown's Microscopical Observations on the Particles of 

 Bodies. 6. Brewsterite, - . - 184-5 



GEOLOGY. 



7- A Village Lighted by Natural Gas. 8. Diluvial Furrows 

 and Scratches. 9. Origin of the Air in Air-Volcanoes. 

 10. Origin of Diluvium. 11. Overflowing or Spouting 

 Springs. 12. New Work on Geology. 13. Humboldt's 

 New Journey. 14. Works on Petrifactions. 15. Me- 

 moirs of the Society of Strasburg. 16. On the Alluvium 

 oftheNUe, 185-8 



