VI TABLE OF CONTENTS. 



Abbott, George. On Band-and-Ball Structure in the 

 Magnesian Limestone 



Bather, Dr. Francis Arthur. On 'the Mount-Torlesse 

 Annelid ' 



Evans, Dr. John William. On a New Method of Deter- 

 mining the Optic Axial Angle of a Biaxial Mineral .... 



Johnston-La vis, Prof. H. J. On the Recent Eruption of 

 Vesuvius 



Winwood, the Rev. Henry Hoyte. On the Vulcanicity 

 of Mexico 



Wright, Prof. George Frederick. On the Glaciation 

 of the Lebanon District 



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cxxxv 

 iv 



cxxxm 



