Originally published in the nineteenth century, this volume contains more than six hundred definitions of species, as well as information on the structure and growth of each shell. pp.139 illusts #0321 ISBN 10: 0517021994 ISBN 13: 9780517021996(Please note: Over standard weight. Orders may incur additional postage charges. We will contact you prior to processing order to request your approval or contact us to confirm postage cost.)