The Book of Shells Containing the Classes Mollusca, Conchifera, Cirrhipeda, Annulata, and Crustacea

"The Book of Shells" by Society for Promoting Christian Knowledge (Great Britain). Committee of General Literature and Education, is a mid-19th-century exploration of various classes of invertebrate animals like Mollusca and Crustacea. It highlights the unique designs and impressive ways these creatures adapt, putting a spotlight on their shapes, functions, and the parts they play in nature. The book starts by introducing readers to the overlooked yet captivating world of invertebrates, showcasing the beauty of mollusks. It draws a comparison between animals with backbones and those without, before diving into the traits of invertebrate groups as categorized by Lamarck, laying bare the structures of mollusks, particularly their shells, to reveal the inner workings of creatures often seen as simple in form. The book presents a fascinating study of their lives and their importance to the environment.