NORTH AMERICAN CONCHOLOGT. 



13 



Page. 



Plate. 



Pig. 



210 







261 



xi 



12 



261 







263 



xi 



11 



263 



xi 



13 



265 







266 



xi 



17,18 



266 



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19 



267 



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20 



Name. Locality. 



Pecten Pealii Conrad. Maine. 



Mya hyalina Conrad. Northern coast. 



Cytherea convexa Say, R. I., N. J. 



Anatina Leana Conrad. Northern coast. 



Mytilus leucophseatus Conrad. Southern coast- 

 Remarks on Pecten Magellanicus. 



Velutina rupicola Conrad. Massachusetts. 



Lacuna pertusa Conrad. Massachusetts. 



Patella alveus Conrad. Massachusetts. 



Short; Eaton. — Notices of Western Botany and Conchology: 

 by C. W. Short, M. D., and H. H. Eaton, A. M. (From the 

 Transylvania Journal of Medicine, Feb. 1831. No descrip- 

 tions are given, but full notes and the locality of each species.) 



Unio rectus Lea. 



U. pnelongus Barnes, 

 gibbosus Barnes. 

 cuneatus Barnes. 

 ovatus Sa>/. 

 occidens Lea. 

 triangularis Barnes. 

 parvus Barnes. 

 zigzag Lea. 

 triqueter Raf. 



U. calceoJus Lea. 



monodonta Say. 



Alasmodonta coslata Raf. 



Symphonota alata Lea. 



U. alatus Say. 



complanata Zea. 



Alasm. complanata HaxD.. 

 laevissima Lea. 

 gracilis Lea. 



U. gracilis Barnes. 

 U. planus Barnes, 

 tenuissima Lea. 

 Anodonta lata Raf.? 

 Alasmodonta rugosa Barnes. 

 Anodonta undulata Say, 

 Cyclas similis Say. 

 Melania Sayii Wood. 



Virginica Say (Limnea). 

 Paludina decisa Say. 



Page 





Page 



74 



Unio plicatus Lesueur. 

 U. costata Raf. ? 



77 



74 



mytiloides Raf. 



78 





U. undatus Barnes. 



78 



74 



scalenius Raf. 



78 



75 



ellipsis Lea. 



78 



75 



sulcatus Lea. 



78 



75 



ridibundus Say. 



78 



75 



torulosus ii«/. 



79 





U. cornu'us Barnes. 



79 





U.folialus Hildreth. 





75 



verrucosus Barnes. 



79 



76 



metanever Raf. 







U. uodosus Barnes. 



80 





U. rugosus Barnes. 





75 



lachrymosus I^ea. 



80 



76 



tuberculatus Barnes. 





76 



cylindricus Say. 



80 



76 



cariosus Say. 

 U. crassus Say. 

 U. carinatus Barnes. 



80 





U. ellipticus Barnes. 



80 



77 



phaseolus Hildreth. 







U. planulatus Lea. 



SI 



77 



securis Lea. 



81 





U. d'pressa Raf. 



81 



77 



torsus Raf. 



82 



77 



circulus Lta'. 



82 



77 



irroratus Aca. 



82 

 82 



