👉 Aulacosphodrus is a genus of crustaceans in the family Crustacea, which includes the so-called "worms" and other bivalves. These species are known for their large sizes, with adults measuring up to 10 inches long. They are commonly found in freshwater environments, such as rivers, lakes, and ponds, where they feed on small fish and plankton. Aulacosphodrus is characterized by its elongated body shape, a relatively