NORTH AMERICAN CONCHOLOGY. 



335 



Taylor. — Notice of occurrence of Green-gilled Oysters: by W. 

 J. Taylor. (From Amer. Journ. Sci., n,s., vol. xxv, p. 294. 

 March, 1858.) 



Gould. — Catalogue of Maine Shells: by Dr. A. A. Gould. (In 



First Report on the Geology of the State of Maine, by Charles 

 F. Jackson, M. D., p. 119. Augusta, 1837.) 



Alasmodontamargaritifera 



undulata Say. [Gmel. 

 Anodonta marginata Say. 

 Modiola papuana Lam. 



plicatula Lam, 

 Mytilus edulis Linn. 



pellucidus Penn. 

 Pecten Magellanicus Lam. 



Islandicus Lam. 

 Ostrea Canadensis Lam. 

 Anornia ephippium. 



Terebratula . 



Chiton . 



Patella amcena Say. 

 Crepidula fornicata Say. 



plana Say. 

 Helix albofabris Say. 



