c o N T E :n^ T s . 



Page. 



1. Record of Meetings 253 



2. Description of New Genera and Species of Miocene Shells, 



with Notes on other Fossil and Recent Species, by T. A. 

 Conrad 257 



3. Description of Sixty-five New Species of Marine Gastero- 



podae, inhabiting Polynesia, by W. Harper Pease , 271 



4. Monograph of the Terrestrial Mollusca of the United States, 



by Geo. W. Tryon, Jr 298 



5.. Notices and Reviews of New "Works, by George \V. Tryon, Jr., 325 



I. Jitterifin. — lude.\ to Vols. I to XI of Lea's Observations ou th« Genus Unio. The 



Americiin N.ituralist, No 7. Pnceeding.s cf the Califoiuia Academy of Natural 

 Sciences, III. 



II. Foreign. 



Jiritisli. — Conchologia Iconica., I*art8 264, 265. Blanford's Contributiona to Indian 

 Malacology, .NO. 8. Annals and .Magazine of Natural History, Nos. 115, 116. Pro- 

 ceedings of the Zoological !?ociety of London, 186C. Parts II and III. 



French. — Memoires de l'.\cadeinie Imperialu des Sciences de St. Pete^^bourg, 7tli Sc- 

 ries. XI, No. 3, 1867. Journal de Couchyliulogie, 3d Series, No. 4. MoUusques Nou- 

 veaux, Litigien.v on Peu Connus, Parts 6 and 7, January and February, 1S66. Ke- 

 Tue et .MRgasin de Zjologie, Vol. Xl.X, 2d Ser., No. 10, August, 1867. Actes de la 

 Societe Linnieune de Bordeaux, XXVI, Part i, 1867. 



G'lrman. — Archiv fur Naturge.schicbte, 5th part, 1866, part 1, 1867. 



G. IJrrata to Mr. Conrad's Paper 334 



APPENDIX. 



7. Recorder's Report, by S. R. Roberts 17 



8. Secretary's Report, by Rev. E. R. Beadle 20 



i). Conservator's Report, by Joseph Leidy, M.D 23 



10. Librarian's Report, by Chas. F. Parker 26 



11. Publication Committee's Report ; 39 



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