PREP AC E. 
The specimens of Shells in the following list marked 
B.M. were received from Professor Alcide d’Orbigny, as the 
type specimens described by him in the Mollusca part of the 
“ Histoire physique, politique et naturelle de Pile de Cuba, 
par M. Ramon de la Sagra, Directeur du Jardin botanique 
de la Havane, Correspondant de Plnstitut Royal de France.” 
Paris, 8 vo, with a folio Atlas. 
The specimens are on their original cartoons, named by 
M. d’Orbigny, and marked with their special habitats. 
JGPIN EDWARD GRAY. 
Sept. 1, 1854. 
