NORTH AMERICAN CONCHOLOGT. 



45 



Page. 



2^^ Buccinum undatum Lin. 

 28 Nassa obsoleta Say. 

 28 trivittata Say. 



28 Nassa lunata Say, 



28 vibex Say. 



28 Columbella avara Say. 



Order IV. Cephalopoda. 

 28 Spirula Peronii Lam. I 28 Loligo pavo Lesueur. 



28 Loligo illeoebrosa Lesueur. 



One or two other species. 



Totten. — List of Shells observed on and near the Coast of New 

 England: by Col. Jos. Gr. Totten. (Hitchcock's Report, Am- 

 herst, 1833. Tide p. 39.) 



Page. 





Page. 





560 



Solen ensis Linn. 



561 



Nucula proxima Say. 



560 



viridis Say. 



561 



limatula Say. 



560 



Solecurtus caribaeus Lam. 



561 



Unio complanatus Soland. 



560 



costatus Say. 



561 



Alasmodontamargaritifera 



660 



fragilis Dillw. 





Gmelin, 





(,?. centralis Say.) 



561 



Modiola plioatala Lam. 



560 



Mya mercenaria Linn. 



561 



Mytilus edulis Linn. 



560 



hyalina Conr. 



561 



Pecten magellanicus Gmel. 



560 



Anatina convexa Wood. 



561 



Pealeii Conr. 





(y1. thracia of Blainv.) 



561 



concentricus Say. 



560 



leana Conr. 



561 



Anomia ephippium Gmelin, 



560 



Mactra solidissima Chemn, 



561 



Chiton marginatus Linn. 



560 



lateralis Say. 



501 



Patella amcena Say. 



560 



arctata. 



561 



alveus Conr. 



560 



telUnoides Conr. 



561 



Dispotea striata Say. 



560 



Solemya velum Say. 



561 



Crepidula fornicata Gmelin. 



560 



Corbula contracta Say. 



561 



convexa Say. 



560 



Pandora tritineata Say. 



561 



plana? Say. 



560 



Saxicava distorta Say. 



561 



glauca? Say. 



560 



Petricola pholadiformia 



561 



Helix albolabris Say. 





Lam. 



561 



alternata Say. 



560 



Sanguinolaria fusca Say. 



561 



thyroidus Say. 



560 



Lucina divaricata Gmelin. 



562 



Paludina decissa Say. 



560 



Astarte castanea Say. 



562 



Natica duplicata Say. 



560 



Cytherea convexa Say. 



562 



heros Say. 



560 



Venus mercenaria Linn. 



562 



triseriata Say. 



560 



notata Say. 



562 



Turbo palliatua Say. 



560 



Cardium Morton! Conr. 



562 



obligatus Say. 



560 



pinnulatum Conr. 



562 



vestita Say. 



.561 



Cardita borealis Say. 



562 



irroratua Say. 



561 



Area pexata Say. 



562 



rudis Say. 



