Catalogue of the Shells of Connecticut. 277 



96. Nucula proxima, Say, codfish, Stonington. Gould, fig. 63. 



97. Nuculasapotilla, Gould, codfish, Stonington. Gould, fig. 61. 



98. Nucula tenuis, Turton, Stonington. Gould, fig. 64. 



Naiada. 

 Margarita. 



99. Unio cariosus. Say, Housatonic. Gould, fig. 73. 



100. Unio complanatus, Solander, sp., Lea, and a variety finely 

 rayed, Housatonic. Gould, figs. 68, 69, and 70. 



101. Unio compressus. Lea, New Haven Canal. 



102. Unio heterodon, Lea, Housatonic. 



103. Unio nasutus, Say, Hartford and Stonington. Gould, 

 fig. 71. 



104. Unio ochraceus. Say, Housatonic. Gould, fig. 74. 

 *105. Unio Pequottinus, Nobis, Bridgeport. 



106. Unio radiatus, Barnes, Connecticut River, Middletown. 

 Gould, fig. 78. 



107. Alasmodonta arcuata, Barnes, Trumbull River. Gould, 

 fig. 75. 



108. Alasmodonta marginata. Say, Housatonic, Derby, &c. 

 Gould, fig. 77. 



109. Alasmodonta undulata, Say, Housatonic. Gould, fig. 76. 



110. Anodonta areolata, Swainson, Connecticut River, Hart- 

 ford. 



111. Anodonta fluviatilis, Dillwyn, sp., Lea, Wheeler's mill- 

 pond, Stratford. Gould, fig. 80. 



112. Anodonta Housatonica, Nobis, Housatonic at Corum. 



113. Anodonta implicata, Say, (perhaps same as No. 114,) 

 Connecticut River, Hartford. Gould, fig. 78. 



114. Anodonta marginata. Say, Housatonic. 



115. Anodonta undulata. Say, Housatonic. Gould, fig. 79. 



116. Anodonta subcylindracea, Lea, Whitneyville. 



Order II. Conchifera unimusculosa. 

 Mttilacea. 



117. Modiola discors. Lam., Oyster River near New Haven. 

 Gould, fig. 84. 



*105. I have in my cabinet one valve of this shell, which was found buried 

 with Indian relics and an Indian corpse in Bridgeport, 1840, and which I think 

 is evidently a new and undescribed species. 



Vol. xLviii, No. 2.— Jan.-March, 1845. 36 



