NORTH AMERICAN CONCHOLOGT. 



415 



Page. 





Page 



107 



Cryptodon flexuosa Turton. 



107 



107 



Mesodesma Jauresii De 



107 





Joannis. 



107 



107 



Venus fluctuosa Gould, MS. 



107 



107 



Cardium pubescens Couth. 



107 



107 



Nucula thraciaeformis StoT. 



107 



107 



leevigata Gould, MS. 



107 



107 



myalis Couth. 



107 



107 



tenuisulcata Couth. 



107 



107 



Modiola pectinula Gld., MS. 



107 



107 



disco rs Linn. 



107 



107 



discrepans Montagu. 



107 



107 



Terebratula septentriona- 



107 





lis Couth. 



107 



107 



thalassina Gould, MS. 



107 



107 



Chiton fulminatus Couth. 



107 



107 



sagrinatua Couth. 



107 



107 



Emersonii Couth. 



107 



107 



pectinatus Gould, MS. 



107 



107 



Patella Candida Couth. 



107 



107 



Rimula Noachina Linn. 





107 



Galericulum ovatum Brown. 



107 



107 



Icevigatum Brown. 





107 



Bulla insculpta Totten. 



107 



107 



triticea Couth. 



107 



107 



lineolata Couth. 



107 



107 



Bullina canaliculata Say. 



107 



107 



Bulimus lubricus Pcnn. 



107 



Physa elongata Say. 

 Valvata tricarinata Say, 

 Paludina canaliculata Gld., 



lustrica Say. [MS. 



Osdnoe glabra Couth. 

 Scalaria Nov-AngliaeCou/^. 



subulata Couth. 

 Natica immaculata Totten. 



consolidata Couth. 

 Actaeon trifidus Totten. 



convoluta Gould, MS. 

 Jaminia exigua Couth. 

 Lacuna neritoidea Gld. MS. 

 Turbo incarnatus Couth. 



cinereus Couth. 



obscurus Couth. 



aculeus Gould, MS. 

 Turritella erosa Couth. 

 Pyramis striatula Couth. 

 Cancellaria buccinoides 



Couth, 

 Trichotropis costellatus 



Couth. 

 Pleurotoma bicarinata Cou. 

 Fusus pleurotomarius Cou. 



harpularius Couth. 

 Murex turriculus Montagu. 



scalariformis Gould,MSi, 



£atoil. — Zoological Text-book; containing Cuvier's four grand 

 Divisions of Animals, &c. &c., with short descriptions of some 

 of the most common species, «fcc. : by Amos Eaton. Albany, 

 1826. 



[The first part of this work is devoted to Systematic Zoology, pp. Ill- 

 118 including Mollusca, with descriptions of genera. The second part con-r 

 tains descriptions of many species of animals, the genera heing arranged 

 alphabetically. The following are Mollusca, no locality being given. Most 

 of them are foreign. — W. G. B.] 



Page. 



141 Anomia squamula. 

 141 tridentata. 



141 terebratula. 



Page. 



153 ArcaNoae. 



ISS Argonauta argo. 



155 Ascidia rustica. 



