IV CONTENTS. 



Part 2 — November 2, 1871. 



Page 



1. Record of Meetings, ....... 37 



2. Supplement to the "Revision of the Terebratulidae," with 



Additions, Corrections and a Revision of the Crani- 

 idse and Discinidre, by W. H. Dall, . . • . 39 



3. Notes on Dr. James Lewis' Paper " On the Shells of the 



Holston River," by Geo. W. Tryon, Jr., . . 86 



4. Note on the Genus Anisothyris, Conrad, with a Descrip- 



tion of a New Species, by W. H. Dall, . . .89 



5. Descriptions of Sixty New Species of Mollusks from the 



West Coast of North America and the North Pacific 

 Ocean, with Notes on others already Described, by 

 W. H. Dall, 93 



6. On the Lingual Dentition of Limnrea appressa, Say, and 



Limnrea megasoma, Say, by Thomas Bland and W. 



G. Binney, 161 



7. On the Lingual Dentition of Veronicella, by Thomas 



Bland and W. G. Binney, 162 



Part 3— March 19, 1872. 



Page 



1. Record of Meetings, 165 



2. Description of a New Species of Monocera from Cali- 



fornia, with Remarks on the Distribution of the 

 North American Species, by R. E. C. Stearns, . 167 



3. Descriptions of New California Shells, by R. E. C. 



Stearns, ........ 172 



4. Notes on the Lingual Dentition and Jaws of Terres- 



trial Mollusca, No. 3, by Thomas Bland and W. G. 

 Binney, . . . . . . . .174 



5. On the Lingual Dentition of Blandiella, Geomelania and 



Amphibulima, by Thomas Bland and W. G. Binney, lb5 



6. On the Lingual Dentition of Macroceramus Gossei, 



Pfr., by W. G. Binney and Thomas Bland, . .187 



