1869.] 163 [Perkins. 



Thracia Conradi Couth. Gardiner's Bay, Smith. 



Tkracia truneata Migh. Stonington, Ct., Linsley. 



Solenornya borealis Totten. " " 



Siliquaria gibba Spengl. Stratford, Ct., Linsley. 



Siliquaria bidens Chem. Gardiner's Bay, N. Y., Smith. 



Siliquaria fragilis Couth. Stonington, Linsley. 



Macoma sabulosa Sprengl. Stonington and Stratford, Ct,, Linsley. 



Solen viridis Say. Stonington, Linsley. 



Tellina versicolor, Cozz. Stratford, Ct., Linsley. 



Tellina solidula Soland. Stonington, Linsley. 



Ceronia arctata Conr. " " 



Abra aequalis Say. " " 



Cytherea morrhuana Linsl. " " 



Crassivenus \ ^^ ^ c< 



Mercenaria ) 



Cardita borealis Conr. Stonington, Ct., Linsley and Gardiner's 

 Bay, L. I., S. Smith. 



Astarte castanea Say, Stonington, Linsley. 



Astarte semisulcata Leach. " " 



Astarte quadrans, Gould. " " 



Astarte mactracea Linsley, Stratford, Ct., Linsley and Gardiner's 

 Bay, Smith. 



Cyprina islandica Linn. Stonington, Linsley. 



Montacuta elevata Stimps. Gardiner's Bay. L. I., S. Smith. 



Montacuta bidentata Gould. Stonington, Linsley. 



Lucina filosa Stimps. " " 



Thyasira Gouldiana Stimps. " " 



Serripes Groenlandicus. " " 



Modiolaria lsevigata Gray. Gardiner's Bay, L. I." S. Smith. 



JModiolaria discors Linn. Oyster River, Ct., Linsley and Gardi- 

 ner's Bay, L. I., S. Smith. 



Yoldia sapotilla Gould, Gardiner's Bay, L. I., S. Smith. 



Nucula tenuis Mont. Stonington, Linsley. 



Pecten fuscus Gould. " " 



Anomia aculeata Gmel. Stratford, Linsley. 



Note. Many of Linsley's species came from fish-stomachs. His Nautilus 

 connecticutensis is a Ehizopod. The list is taken from Linsley's, in Vol. 

 xlviii of the Am. Journal of Science, and from Sanderson Smith's li~t of the 

 Mollusca of Long Island, in the Annals of the Lyceum of Natural History of 

 New York, 1859. Some of the older names have been changed to those now in 



