This work is intended to assist students of the Mollusca in the United States, by bringing together for their use a large number of excellent figures of species

This work is intended to assist students of the Mollusca in the United States, by bringing together for their use a large number of excellent figures of species

Reprint of the original, first published in 1889.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced