IV CONTENTS. 



Part 2— October 6, 1870. 



' Page. 



1. Record of Meetings, ...... 85 



Letter from Dr. J, Lewis on Limnseidse. 



2. A Revision of the Terebratulidse and Lingulidfe, with 



Remarks on and Descriptions of some Recent Forms, 



by Wm. H. Dall, 88 



3. Review ; Notes on Lingual Dentition of Mollusca, by 



W. G. Binney and Thomas Bland. By William H. 

 Dall, 169 



4. Rectification of the Synonymy of certain Species of 



Marginella, by John PL Redfield, . . . .172 



5. Notices and Reviews of New Conchological Works, by 



George W. Tryon, Jr., 174 



I. American. — Eeport on the Invertebrata of Massachusetts, 



by A. A. Gould, M. D., Edited by W. G. Binney; An- 

 nals New York Lyceum of Nat. History; Proceedings-! 

 Boston Soc. Nat. Hist. ; American Journal of Science. 



II. FoREiGX.^ — French. — Journal de Conchyliologie ; Revue et 



IVlagasin de Zoologie. 



APPENDIX. 



6. Catalogue of the Known Species, Recent and Fossil, 



of the Family MarginellidaB, by John II. Retlfield, 215 



7. Catalogue of the Recent Species of the Family Mela- 



nidse, By A. Brot, M. D., 271 



Part 3— April 4, 1871. 



Page. 



1. Record of Meetings, ...... 181 



Remarks of Mr. Tryon on Physella Berendtii, — Ex- 

 tract of Letter from W. H. Dall on Limngea involuta. 



2. On the Relations of the Amphiperasidre, by Theodore 



Gill . .183 



3. Notes on the Land Shells of East Tennessee, by James 



Lewis, M. D., 188 



4. Descriptions of New Fossil Shells of the Upper Ama- 



zon, by T. A. Conrad, 192 



