NORTH AMERICAN CONCHOLOGY. 



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Name. 

 Sigaretus maculatus Say. 



perspectivus Say. 

 Velutina laevigata Brown. 



ovata Brown. 



zonata Gould. 

 Odostomia exigua Couth. 



convoluta Gould. 



fusca Adams. 



producta Adama. 



seminuda Adams. 



trifida Totten. 

 Tornatella punctostriata Ad. 

 Vermetus lumbricalis Linn. 

 JantMna communis Lam. 



fragilis Bntg. 

 Scalaria clathrus Say. 



Grcsnlandica. 



Humphreysii Klener, 



lineata Say. 



multistriata Say. 



Novangliee Couth. 

 Delphinula laxa Say. 

 Skenea serpuloides Adams. 

 Trochiis occidentalis Mirjhels. 

 Turbo canaliculata Say. 

 Margarita arctica Leach. 



argentata Gould. 



acuminata Soiuerhy. 



cinerea Couth. 



obscura Couth. 



varicosa Mi'jhels. 



undulata Sou-crhy. 

 Littorina rudis Donv. 



tenebrosa Mont. 



palliata Say. 

 Lacuna fusca Adams. 



neritoidea Gould. 



vincta Mod. 

 Cingula minuta Totten. 



aculeus Gould. 



semicostata Mont. 



arenaria Mont. 



latior Mijhih. 

 Pyramis striatula Couth. 



fusca Adams. 



Locality. 

 Southern coast. 

 New Jersey- 

 Cape Ann. 

 Cape Ann. 

 Massachusetts bay. 

 Boston bay. 

 Massachusetts bay. 

 Eastern States. 

 Eastern States. 

 Eastern States. 

 Rhode Island. 

 New York bay. 

 Newport R. I. 

 Nantucket. 

 New Bedford. 

 Southern coast. 

 Massachusetts bay. 

 Atlantic coast. 

 Atlantic coast. 

 Southern coast. 

 Massachusetts bay. 

 South Carolina. 

 Boston bay. 

 Maine. 



Southern States. 

 Massachusetts bay. 

 Cohasset, Mass. 

 Maine. 



Massachusetts bay. 

 Kahant. 

 Maine. 



Phillips' beach. 

 Atlantic coast. 

 Massachusetts bay. 

 Atlantic coast. 

 Massachusetts bay. 

 Chelsea beach. 

 Massachusetts bay. 

 Atlantic coast. 

 Massachusetts bay. 

 Maine. 

 Maine. 

 Maine. 

 Cape Ann. 

 New Bedford. 



