👉 Myxobolidae are a group of echinoderms that include the largest family of bivalves, which also include the common oysters and clams. They are characterized by their unique spiral shell structures, with each cell containing a series of cells called spines or spicules, which form a network of interconnected tubes. The shells are often made up of calcium carbonate and can be found in various environments around the world, including freshwater and saltwater systems. Myxob
