Vermeij, Geerat J.A Natural History of Shells. Princeton University Press, 1993. Focuses on the shells of snails and bivalves.
Mollusk
Abbott, R. Tucker, and Peter S. Dance.Compendium of Seashells. Dutton, American Malacologists, 1982. 1998. Full-color guide to more than 4,200 of the world's marine shells.