👉 Raphignathoidea is a class of small to medium-sized marine gastropod mollusks, commonly known as sea snails or crabs. These mollusks are characterized by their large size and streamlined shape, which helps them in their aquatic lifestyle. They are found in various habitats such as seagrass beds, mangrove swamps, and rocky shores. Some species of Raphignathoidea have a unique ability to regenerate limbs after being damaged or injured.