LIST OF AUTHORS. IX 



An attempt at a Revision of the two families Strombidse 



and Aporrhaidse, . . . . .137 



Description of a new species of Sepioteuthis, . 193 



Description of a new Cone from the Coast of Florida, 195 



Descriptions of Fossils from the Clay Deposits of the 



Upper Amazon, ..... 197 



Gray, Dr. J. E. On the Manufacture of Genera and Species 

 by Modern Authors ; and on the Nomenclature of 

 the Cumingian Collection, .... 201 



Lewis, Jas. Notes on certain Fresh-water Shells observed 



in the vicinity of Mohawk, N. Y., . . .2 



Review : Land and Fresh-water Shells of North Ameri- 

 ca, Part III. By. W. G. Binney, . . .57 



On the Shells of Michigan, described by A. 0. Currier 

 on the 112th and 113th pages of Vol. Ill, Journal 

 of Conchology, . . . . .81 



Observations on Melantho, . . . .133 



Remarks on some of the Mollusca of the Valley of the 

 Mohawk, 241 



Morch, Dr. 0. A. L. On the Land and Fresh-water Shells 



of Greenland, . . . . .25 



On the Land and Fresh-water Mollusca of Iceland, . 41 



Notes on Shells, . . . . .46 



Method of killing; Terrestrial Pulmoniferous Mollusks 



for the purposes of Anatomical Research . . 281 



Nolan, Edw. J. Report of Conservator, . . . 290 



Report of Librarian, ..... 293 



Pease, Win. Harper. Description of Marine Gasteropoda, 



inhabiting Polynesia, . . . 71, 91 



Synonymy of Marine Gasteropoda, inhabiting Poly- 

 nesia, ...... 103 



Description of a new species of the genus Latirus, 

 Montf., . . . . . .152 



Description of a new genus and eleven new species of 

 Land Shells, inhabiting Polynesia, . . . 153 



