Faune du calcaire carbonifère de la Belgique Bruxelles, F. Hayez, impr, 1878-87. Belgium, brachiopod, fossil, carboniferous, fishes, fossil, mollusks, fossil, paleontology, fossils, sea, ocean, shells, A collection of detailed illustrations showcasing various types of bivalve shells, highlighting their unique shapes and patterns. The display features a series of symmetrical and asymmetrical shells arranged in a grid format. Each shell exhibits intricate textures and lines that reflect the natural growth patterns and characteristics specific to different species. The illustrations are labeled for reference and provide insights into the diversity of marine life, emphasizing the aesthetic and scientific significance of these mollusks.