318 [November, 1843. 



Sixth Memoir: storms of the China seas from 1780 to 1S41. 

 Seventh Memoir: On the Calcutta hurricane of 2d and 3d of 



June, 1842. 

 Printed circular from the " Museum of Economic Geology of 



India." From Mr. Piddington. 



WRITTEN COMMUNICATIONS. 



Two letters were read from Mr. Piddington, dated 28th of 

 February and 2.5th of March, 1S43, in reference to his Me- 

 moirs, and requesting of the Academy any duplicates of works 

 or pamphlets on meteorological subjects in its possession; and 

 also acknowledging the receipt of the Academy's Proceedings 

 from the Corresponding Secretary. He likewise solicited at- 

 tention to the circular of the " Museum of Economic Geo- 

 logy," a newly-formed institution in India, and proposed ex- 

 changes with it. 



Mr. T. A. Conrad read a paper intended for publication, 

 entitled " Descriptions of a proposed new genus of Trilo- 

 bites, and of fifteen new species of Silurian fossils ; and also 

 of new Tertiary fossils : with observations on the Trenton 

 limestone, and the lead-bearing limestone of Wisconsin." 



Referred to a Committee, consisting of Mr. Phillips, Dr. 

 Morton, and Mr. R. C. Taylor. 



MEETING FOR BUSINESS, November 28, 1843. 

 Vice President Morton in the Chair. 



After receiving some reports, and transacting other prepara- 

 tory business, the Society proceeded to ballot for Members 

 and Correspondents, and the following gentlemen were an- 

 nounced duly chosen : 



