^MERICi^N 



VT 



NE^V SERIES. 



PUBLISHED BY THE 



CONCHOLOaiCAL SECTION of the Academy of Natural Sciences of Philadelphia 



Vol. V. 1869-70. Part 1. 



Meeting January 1th, 1869. 



Eight members present. 



Dr. W. S. W. Ruschenberger, Director, in the Chair. 



Various donations to the Museum and Library were reported. 



The following papers were offered for publication : 



"Notes on the genera Alaria, Diarthema, Dicroloma, etc., 

 being a supplement to an attempt at a revision of the Strom- 

 bidfB and Aporrhaid^e." By Wm. M. Gabb. 



" Description of a new Helix from Utah." By Wm. M. Gabb. 



" Descriptions of new species of South American Fossils, No. 

 1, Tertiary." By ^Vm. M. Gabb. 



A letter was read from Dr. Wesley Newcomb, stating that he 

 had dredged one living specimen of Lingnla albida, Sowb., at 

 Monterey, Cal., which is far north of the hitherto ascertained 

 northern limit of the species. 



A note from Dr. Lea was also read, in which that gentleman 

 asserted the priority of his name Paludina himoniJifera over 

 Mr. Conrad's name, P. magnifica, applied to the same species. 

 The subject was referred to a committee. 



