204 



BIBLIOGRAPHY OS 



28S 



289 

 291 

 291 



291 



292 

 292 



292 

 292 

 292 

 292 

 293 

 293 



293 



Family Neritacea. 



Neritina reclivata Say. 



N. microstoma D'Orb. 

 var. N. Floridana? Shuttl. 

 Nerita Deshaysii Recluz. 

 Natica canaliculata Gould. 

 clausa Sowerby. 

 N. borealis Beck, 

 var. N. consolidata Couth. 

 cornea Moll. 



N. fragilis Sab. 

 duplicata Say. 

 flava Gould. 



(Globulus) Sowerby. 

 Groenlandica Beck. 

 hero3 Say. 

 immaculata Totten. 

 Lewisil Gould. 

 otis Sowerby. 

 pusilla Say. 

 N. alba Loven. 

 var. N. Groenlandica Beck, 

 triseriata Say. 



Mexico. 



Vera Cruz. 



California. 



B'ks of Newfoundland. 



Melville Island. 



New York. 

 Greenland. 



New York. 



B'ks of Newfoundland. 



Greenland. 

 New York. 

 Rhode Island. 

 Puget Sound. 

 Mazatlan. 

 New York. 



New York. 



Family Velufinida?. 



294 Velutina laevigata Linn. Boston bay. 



Helix laevigata Linn. 



var. V. capuloidea Blain. 



rupicola Conrad. Massachusetts. 



Galericulum Ixvigatum Brown. 



Velutina plicaria ? Greenland. 



294 zonata Gould. Boston bay. 



296 



Family Plicacea. 



Tornatella puncto-striata Adams. 



New York. 



