356 



Mr. Ord announced the death of Dr, George M. Zecchinelli, 

 of Padua, a member of this Society. 



Mr. G. W. Smith stated that the singing mouse, which was 

 discovered some weeks ago in the Northern Liberties, county 

 of Philadelphia, was in the Librarian's room, and invited the 

 members to listen to it after the adjournment of the Society. 

 There does not appear to be any difference of external form 

 between this and the common mouse. 



Prof. Haldeman exhibited a specimen of a spider (lycosa 

 scutulata), from which, when stuck with a pin, and in the act 

 of dying, a parasitic w^orm of the genus Filaria, three times the 

 length of the spider, proceeded. 



Pending nominations, Nos. 197 to 201, inclusive, were read. 



On motion of Prof. Frazer, permission was granted to the 

 brother of Mr. Richard A. Tilghman to make a copy of the 

 paper upon the decomposing power of water at a high tempe- 

 rature, for his own private use. 



On motion of Mr. Ord, the Franklin Institute of Philadel- 

 phia was put upon the list of exchanges of this Society. 



Stated Meeting, October 1. 



Present, twenty-five members. 



Dr. Patterson, Vice-President, in the Chair. 



Letters were received and read: — 



From the Literary and Philosophical Society of Manchester, 

 England, dated Manchester, 3d August, 1847, acknowledging 

 the receipt of the Transactions of this Society: and, — 



From Baron Von Hammer Purgstall, dated Vienna, 19th 

 March, 1847, acknowledging the receipt of the Proceedings of 

 this Society, and announcing a donation. 



The following donations were announced : — 



FOR THE LIBRARY. 



Journal Asiadque, ou Recueil de Memoires, d'Extraits et de Notices 

 relatifs a I'Histoire des Peuples Orientaux, etc. etc. Quatrieme 



