The conchologist's book of species containing descriptions of six hundred species of univalves This book, "The conchologist's book of species", by Sylvanus Charles Thorp Hanley, is a replication of a book originally published before 1842. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.