Classes: Gastropoda
Gastropods include numerous things like snails, conchs slugs and Sea Slugs. Different foot than Cephalopoda it a muscular foot used only for Swimming and Burrowing
Classes: Bivalvia
This class have about 30,000 species and Bivalves got different names Pelecypoda and Lamellibranchia. Bivalves are water types in marine and freshwater forms. Only some can survive out of water couple minutes. Bivalves include scallops, clams oysters and mussels
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