1853.] 40S 



The Eeport of the Corresponding Secretary was read and adopted. 



The following amendment to Article I, Chapter 8, of the By-Law? 

 was adopted : 



"Any Specimen belonging to the Academy and not presented under 

 restrictions, may be loaned to Members and Correspondents, for purposes 

 of scientific investigation, by consent of three-fourths of the Curators, and 

 for a period not exceeding three months : any person to whom specimens 

 may be loaned, shall first deposit with the Curators a sum, in cash, not 

 less than fifty dollars, which they may deem necessary to ensure the safe 

 return of the specimens ; and he shall also be subject to a fine, equal in 

 amount to one-third of the security given, for each month that the speci- 

 mens may be retained beyond the time specified for their return. The 

 specimens loaned, together with the date at which their return may be 

 due, shall be reported to the Academy by the Curators, at the meetings 

 for business in March, June, September and December.'^ 



ELECTIONS. 



Mr. Percival Collins, and Dr. S. Wier Mitchell, both of Philadelphia, 

 and Edward F. Sanderson, Esq., of New York, were elected 3Iembers; 



And the Rev. Charles Fox, of Michigan, Philo R. Hoy, M. D., of 

 Racine, Wisconsin; J. S. Newberry, M. D., of Cleveland, Ohio, and the 

 Rev. A. C. Barry, of Racine, Wisconsin, were elected Correspondents. 



Octoher 4:t7i. 

 Yice-President Bridges in the Chair. 



Letters were read 



From Dr. R, W. Gibbes, dated Columbia, S. C, September 16, 185-?^ 

 transmitting a cranium and other Indian remains. 



From the New York Lyceum of Natural History, dated Sept. 27, 

 1853, acknowledging the receipt of the Proeeedings, No. IX, Yol. 6. 



From the Royal Mineralogical Society of St. Petersburg, dated Dec, 

 3, 1852, acknowledging the receipt of a late number of the Journal, and 

 transmittino: the volumes of their Transactions announced this eveninor. 



Octoher 11th. 

 Dr. RuscHENBERGER in the Chair. 



Major Le Conte presented a paper for publication in the Proceedings, 

 entitled " Descriptions of three new species of Arvicola, with re- 

 marks upon other North American Rodents,^' which was referred to Dr. 

 Hallowell, Dr. Leidy, and Dr. B. H. Coates. 



A letter was read from the Secretary of the Geological Society of 

 Germany, dated Berlin, 10th July, 1853, accompanying volumes of their 

 publications, and desiring those of the Academy in exchange. 



Also a letter from the Secretary of the Trustees of the New York 

 Lyceum, dated Albany, October 4th, 1853, acknowledging the receipt of 

 No. X, Vol. 6, of Proceedings. 



