422 PROCEEDINGS OF THE ACADEMY OF [1880. 



fore, published in the Transactions of the American Entomologi- 

 cal Society. There have been eight pa})ers presented and pulilished 

 by the latter society during the 3'ear, comprising 338 pages of 

 printed matter in octavo form, illustrated by seven plates. This, 

 in connection with 24 pages of the published Proceedings of the 

 Section make a total of 362 pages of entomological publications 

 issued since last annual meeting. 



The entomological collections of the Academy have been care- 

 fully attended to through the year, by the Conservator, Mr. Geo. 

 B. Cresson, and have been preserved from all infection or loss. 



By the death of Mr. James Ridings, in Jul}-, the section lost 

 one of its most valued members. Mr. Ridings was one of the 

 founders of the American Entomological Society, and thi'ough his 

 many valuable discoA^eries was well known among the entomolo- 

 gists of the United States. 



At the annual meeting of the section, held December 13th, the 

 following gentlemen were re-elected as officers for the ensuing year: 



Director. — John L. LeConte, M. D. 



Vice-Director. — George H. Horn, M. D. 



Treasurer. — E. T. Cresson. 

 Recorder. — J. H. Ridings. 



Conservator. — Geo. B. Cresson. 

 Publication Committee. — George H. Horn, M. P. 



Samuel Lewis, M. I>. 



At the last annual meeting of the American Entomological 



Society the sum of seventy-five dollars was contributed towards 



the funds of the Academy-. 



Respectfully submitted, 



James H. Ridings, 

 Recorder. 



REPORT OF MTNERALOGICAL AND GEOLOGICAL 



SECTIOX. 



The Director of the Mineralogical and Geological Section would 

 respectfully report : 



Meetings of the Section have been held monthly, except during 

 Jul}" and August. The attendance has been good. A number of 

 interesting papers were read, and man}' valuable communications 

 and donations made. During the year, the first volume of its pro- 

 ceedings was published, containing scientific papers and commu- 

 nications to January 1st, 1880. The collection of local rocks and 



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