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October 25, 1869 (Annual General Meeting). 
Professor CAYLEY in the Chair. 
The following were elected Officers of the Society: 
President. 
Professor CAYLEY. 
Vice-Presidents. 
Professor SELWYN. 
Rev. W. G. CLARK. 
Mr ToDHUNTER. 
Treasurer. 
Rev. W. M. Campton. 
Secretaries. 
Professor C. C. BABINGTON. 
Professor LIVEING. 
Rev. T. G. Bonney. 
New Members of the Council. 
THE MASTER OF GONVILLE AND CAatvus. 
Dr P. W. LATHAM. 
Rev. J. C. W. ELLIs. 
Mr P. T. Marn. 
Communications made to the Society: 
(1) On some supposed Pholas Burrows in Carbona- 
Jerous Limestone Rocks. By T. G. Bonney, B.D. 
The following are the results of the author’s observations 
on burrows on the Great and Little Orme’s Head (1) They 
are clearly the result of the action, mechanical, chemical, or 
