Bivalvia is the group that includes clams, mussels, oysters, and scallops. They are still enormously successful today, living in both salt and fresh water. Bivalves are mollusks, like cephalopods, gastropods, scaphopods, and chitons. While not as common as brachiopods at Seven Stars, they are not too hard to find. Bivalves found at Seven Stars ActinodesmaContinue reading “Bivalves”