A.MERIOA.N 



JOURNAL OF CONCHOLOGY. 



NEW SERIES 



PUBLISHED BY THE 



CONCHOLOGICAL SECTION of the Academy of Natural Sciences of Philadelphia 



Vol. VI. 1870-71. Part 4. 



Annual Meeting Dee. 1st, 1870. 



Ten members present. 



Dr. Ruschbnberger, Director, in the chair. 



Several additions to the Museum and Librarywere announced, 



The following papers, offered for publication in the Journal, 

 were referred to committees : 



" Descriptions of Nudibranchiate MoUusca inhabiting Poly- 

 nesia, No. 1." By Wm. Harper Pease. 



"Notes on some new forms of Terrestrial and Fluviatile 

 Mollusca found in Trinidad." By R, J. L. Guppy. 



" On the Lingual Dentition of Pompholyx eflusa." By W. 

 G. Binney and Thomas Bland. 



" Palieontological Notes." By T. A. Conrad. 



"On the Opercula of the family Strepomatidse." By W. D. 

 Hartman, M. D. 



"Note on Waldheimia pulvinata, Gld." By J. G. Cooper, 

 M. D. 



"Notes on Gadinia and Ilowellia." By J. G. Cooper, M. D. 



21 



