Say, Conrad, Tourney, Holmes, Morton, «&c. — 



In the various publications which have appeared on the fossil 

 Shells of America will be found information regarding many 

 species supposed to be identical with recent species. 



]?Irs. Sheppard, of Woodfield, on the recent Shells which 

 characterize Quebec and its environs. (From Transactions of 

 the Literary and Historical Society of Quebec, vol. i, p. 188. 

 Quebec, 1829.) 



[Descriptions of genera and species are given. — W. G. B.] 



189 

 190 

 190 

 191 

 .191 

 191 

 192 

 192 

 192 

 193 

 193 

 194 

 194 

 194 



Solen . 



Mya arenaria. 

 Venus mercenaria. 

 Unio sinuata. 



radiata. 



nanca. 

 Modiola plicatula. 

 Mytelus borealis. 

 Ostrea canadensis. 

 Crepidula fornicata. 

 Helix hortensis. 



Carocolla dubia. 

 Succinea amphibia. 

 40 



Page. 



195 



195 



195 

 195 

 195 

 196 

 196 

 196 

 196 

 197 

 197 

 198 



Planorbis spirorbis. 

 alba? 



Helix alba Linn. 



Physa fontinalis. 



subopaca. 

 Lymnaea stagnalis. 



palustris. 

 Paludina . 



Natica magdalena. 

 Buccinum . 



