1850.] 



117 



Movemher bth, 1850. 

 Dr. Morton, President, in the Chair. 



Dr. Leidy read a communication, intended for publication in the 

 Proceedings, entitled "Descriptions of three Filarise," which was re- 

 ferred to Drs. Zantzinger, Hallowell, and Morton. 



The Curators exhibited a mounted specimen of Lupus gigas, Town- 

 send, being one of the individuals which formed the subject of a paper, 

 read at a late meeting of the Academy, by Dr. Townsend, and pub- 

 lished in the last number of the Journal. 



Movemher 12th. 

 Dr. Morton, President, in the Chair. 



A letter was read from Mr. Edward Wilson, dated Lydstip House, 

 Pembrokeshire, Wales, Oct. 21st, 1850, giving information of several 

 cases of books and specimens of Natural History, which had been 

 shipped from England, and were presented to the Academy by himself 

 and others. 



A letter was read from M. Von den Buch, dated Bremen, Sep. 14th, 

 1850, addressed to the late Dr. Griffith, in relation to exchanges in 

 Conchology. Referred to the Conchological Committee. 



JVovember 19th. 

 Dr. Morton, President, in the Chair. 



A letter was read from the Royal Society of London, dated Aug. 

 9th, 1850, acknowledging the reception of Part 4, Vol. 1, New Series 

 of the Journal, and of No. 12, Vol. 5, of the Proceedings. 



The Curators exhibited mounted skeletons of Testudo , from 



Java, presented by Mr. Ash, and of Hypsiprymnus cuniculus, from 

 Tasmania, presented by Captain Wm. McMichtel. 



Mr. Vaux, from the Publication Committee, announced the publica- 

 tion of Part 1, Vol. 2, New Series of the Journal, which was ready for 

 distribution to subscribers. 



JVovembe?- 2Qth. 



Dr. Morton, President, in the Chair. 



The Committee, to which was referred the following by Dr. Leidy, 

 reported in favor of publication in the Proceedings : 



J)e$criptions of three Filaria, 



By Joseph Leidy, M. D. 

 1. FiLARiA -Howij oris. Body white, opaque, linear, thread-like; mouth 

 round, simple ; posterior extrenfiity obtuse, furnished with a short, curved, epider- 

 mal booklet l-500th in. in length, by l-2000th in. in diameter at base. 



PKOCEED. ACAD. NAT. SCI. OF PHILADELPHIA. VOL. V. JNO. VI. 



