NORTH AMERICAN CONCIIOLOGY. 



245 



[Desbayes in Laniaiuk.] 



Vol. Pa. 

 vi 559 



5G6 



vii 143 



Ka me. 

 Unio gracilis Barnes. 



U. friujilis Sw, 

 Anodouta sulcata Lam. 

 A. inarijinata Suy? 

 fragilis Lam. 

 cataracta Sci/. 

 Pennsylvanica Lam. 

 glauca Lam. 



Modiola papuana Lam. 



Mi/tilus modiolus Pennant. 

 Mytilus crenatus Lam. 



borealis Lam. 

 Meleagriua margaritifera. 



Mytilus maryarittferus Linn. 

 Margarita sinensis Leach. 

 Avicula maryaritiftra Roissy. 

 meleayrina Blaiuv. 

 radiata LeacLi. 

 Pecten Islandicus Ch. 



Ostrcii Ls'aiidicu MiilL 



cinnaharina Born. 

 Ostrea borealis L^am. 

 Virginica Gmel. 

 0. rostrata Ch. 

 crassa Ch. 

 Canadensis Lam. 

 Clio borealis. 



C. retusa Fabr. 

 limacina Phips. 

 miquelonensis Liang. 

 Limacina helicialis L^am. 

 Clio helicina GmeL 

 Argonauta arctica Fabr. 

 Spiratella limacina Blainv. 

 arctica Desh. 

 Chiton laevigatus Sowb. 

 articulatus S'nvb. 

 albolineatus Soivb. 

 Limax Caroliniensis Bosc. 



L. Carolinianus De Roissy. 



Helix Richardi Ftr. 

 IL profunda Say. 



Locality. 

 Ohio river. 



Lake Ladoga. 



NewfouncUand. 

 Hudson river. 

 Schuylkill river. 

 Acapulco. 



North America. 



Carolina ? 



iS'evv York. 



Gulf of Mexico, &c. 



Northern Seas. 



New York. 

 Virginia. 



Canada, &c. 

 Northern Seas- 



Newfoundland. 

 Northern Seas. 



Gulf of California. 

 Gulf of California. 

 Mexico. 

 Carolina. 



Knoxville. 



