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Pfeiffer, Dr. Louis (coilhiued). - . .. 



Descriptions of Thirty-eight New Species of Laud 

 Shells, from the same Collection 1855, 111 



Descriptions of Twenty-three New Species of Jcha- ■ 

 tinella, collected by Mous. D. Frick in the Sandwich 

 Islands, from the same Collection 1855, 202 



Descriptions of Sixteen New Species of Achatinella, 

 collected by Dr. Newcomb in the Sandwich Islands, 

 from the same Collection 1 855, 207 



Descriptions of Five New Species of Terrestrial 

 Mollusca, from the same Collection 1855, 210 



Descriptions of Twenty-five New Species of Land 

 Shells, from the Collection of H. Cuming, Esq 1856, 32 



Descriptions of Twenty-seven New Species of Land 

 Shells collected by M. Salle' in the State of Vera Cruz, 

 Mexico 1856, 318 



Descriptions of Fifty-eight New Species of Helicea, 

 from the Collection of H. Cuming, Esq 1856, 324 



Descriptions of Sixteen New Species of Fneutno- 

 nopoma, from the Collection of H. Cuming, Esq 1856, 336 



Descriptions of Nineteen New Species of Laud 

 Shells, from the Collection of II. Cuming, Esq., col- 

 lected by M. Ghiesbreght at Chiapa, Mexico 1856, 37/ 



Descriptions of Eighteen New Species of Laud 

 Shells, collected on the Admiralty Islands, from the 

 Collection of H. Cuming, Esq 1856, 381 



Descriptions of Thirty-three New Species of Laud 

 Shells, from the Collection of H. Cuming, Esq 1856, 385 



Descriptions of Two New Species oiMelampus, from 

 Mr. Cumiug's Collection 1856, 393 



Descriptions of Thirty-one New Species of Land 

 Shells, from the Collection of H. Cuming, Esq 1857, 107 



Descriptions of Eleven New Species of Land Shells, 

 from the Collection of H. Cuming, Esq 1858, 20 



Descriptions of Ten New Species of Bulimus, from 

 the Collection of Hugh Cuming, Esq 1858, 256 



