Mollusca: Elements of Conchology is a book written by William Samuel Waithman Ruschenberger and published in 1843. The book is a comprehensive guide to the study of mollusks, including their anatomy, classification, and distribution. It is divided into two parts, the first of which covers the general characteristics of mollusks, while the second focuses on the specific species of mollusks. The book includes detailed descriptions of the shells of various...