1849.] 209 



September Mh. 

 Mr. Phillips in the Chair. 



A letter was read from J. W. Dawson, Esq., of Pictou,Nova Scotia, 

 accompanying a communication on the " Wheat Midge," as found in 

 that country. The latter was referred to Dr. Leidy, Prof. Haldeman 

 and Dr. Zantzinger. 



Also a letter from the Rev. Thomas S. Savage, covering a commu- 

 nication entitled " Observations on the species of Termitidse, of West 

 Africa, described by Smeathman as Termes bellicosus, and by Linn^us as 

 T. fatalist Referred to Dr. Zantzinger, Prof. Haldeman and Dr. 

 Hallowell. 



September Wth. 

 Vice President Morton in the Chair. 



On leave granted, the Committee to which was referred Prof. S. F. 

 Baird's paper, entitled '' Revision of the North American Tailed-Batra- 

 chia," presented a report, recommending the same for publication in 

 Part 4, New Series of the Journal, which was adopted. 



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

 Naturalists of Moscow, dated May, 1849, accompanying the donation 

 of Nos. 3 and 4, for 1848, and No. 1 for 1849, of the Bulletin of that 

 Society. 



September 25th. 

 Vice President Morton in the Chair. 



A report was presented from the Committee on Proceedings, 

 in reference to the sales of copies of Say's American Conchology, 

 effected since 1844, and the purchase made with the proceeds, of 

 works on Conchology, for the Library, in accordance with the instruc- 

 tions of the donor, Mrs. Lucy W. Say. 



The statement made in the present report and in a previous one in 1844, 

 exhibited'a total of §85.50 received since 1841, for copies of Say's 

 Conchology, and a total of $78. .30 expended for works on Conchology 

 added to the Library. The following is a list of the latter : — Donovan's 

 British Shells, 5 vols. ; Herrmannsen's Primordia (as far as published) ; 

 Nillson's Hist. Mollusc. Suecice ; Philippi's Enumeratio Mollusc. Sici- 

 liae ; Anton's Catalogue of Shells: ; Michaud's completion of Drapar- 

 naud ; Morelet's Molluscs of Portugal ; Potiez and Michaud's ' Galerie 

 des Mollusques ;' Risso's Molluscs of Southern Europe ; Beck's index 

 Molluscorum; Froriep's Mollusca; Mliller's Index MoIIuscorum Gro- 

 enlandije, and the last volume of the Brussels reprint of Deshayes' 

 edition of Lamarck. 



The Committee to which was referred Mr. J. W. Dawson's commu- 



PR'OCEED. ACAD. NAT. SCT. OF PHIT-ADELPHIA. — VOL. TV. NO. XI. 29 



