Thesaurus Conchyliorum, or Monographs of Genera of Shells, London, Sowerby, 1847-1887, mollusks, pictorial works, shells, A collection of intricately designed, oval-shaped shells displaying a variety of patterns and colors. Each shell is marked with a unique identification number, along with a few larger specimens showcasing vibrant geometric designs. The arrangement highlights the diversity in texture, shape, and coloration, emphasizing the natural beauty and complexity of these marine organisms. This display serves as an illustration of the richness found in the world of mollusks, particularly highlighting the family of Fissurellidae.