NORTH AMERICAN CONCHOLOGY. 



37 



Page. PI. Fij 

 22 iv 3 



27 v 1 



28 v 2 



30 vi 1 



31 vi 2 



32 vi 3 

 3-4 vii 1 



35 vii 2 



37 vii 3 



39 viii 1 



39 viii 2 



42 ix 1 



44 ix 2 



Name. 

 Solecurtus Caribasus Blainville. 



Solen caribxus Lam. 



Chama angustior Lister. 

 Solen ensis Linnaeus. 



S. curvus Lister. 

 viridis Say. 

 Nucula limatula Say. 



N. Isevis Say ? 

 proxima Say. 



N. obliqua Say? 

 acuta Say. 

 Sanguinolaria fusca Say. 



Psammobia fusca Say. 

 lusoria Say. 



Psammobia lusoria Say. 

 Petricola pholadiformis Lamarh. 



P. fornicata Say. 

 Cardita borealis Conrad. 



Vencricardia borealis ? 

 incrassata Soiverby. 

 Mya arenaria Linnaeus. 



M. acuta Say. 



mercenaria Say. 

 Thracia declivis Pennant. 



Mya declivis Pennant. 



Ligula pubescens Montagu. 



Mya convexa Wood. 



Anatina myalis Lamark. 



Thracia corpuloides Blainv. ? 

 Lutraria canaliculata Say. 



L. Campechensis Wood. 

 lineata Say. 



Li. recurva Wood. 

 Pandora trilineata Say 

 Lyonsia hyalina Conrad. 



Mya hyalina Conrad. 



L. Norwegica Auct. ? 

 Lepton fabagella Conrad. 

 Artemis concentrica Gmelin. 



Cytherea concentrica Lamark. 



Venus concentrica Gmelin. 

 Rangia (Clathradon Gray MSS.) 



cyrenoides Conrad. 

 Mactra deaurata Turton. 



M. arctata Conrad. 



Locality. 

 N. J., Florida. 



Whole coast. 



N. J.,R. I., S'rn coast. 



R. Island, Virginia. 



R. I., Southern coast. 



Fossil in Virginia. 

 Ga., R. I., N. J., N. Y. 



Va. 

 N. J., Southern coast. 



Whole coast to Maine. 



Massachusetts. 



Florida, E. Indies. 

 Whole coast, England, 

 &c. 



Eastern States, Great 

 Britain. 



Virginia to Florida, 



Gulf of Mexico. 

 N. Carolina to Florida. 



N. J., Southern coast. 

 Long Island Sound, 

 Rhode Island. 



Rhode Island. 

 Virginia to Florida & 

 Gulf of Mexico. 



Alabama. 

 New England. 



