Four of the major classes of molluscs arePolyplacophora (chitons)Gastropoda (snails and slugs)Bivalvia (clams, oysters, and other bivalves)Cephalopoda (squids, octopuses, cuttlefish, and chambered nautiluses)
Four of the major classes of molluscs arePolyplacophora (chitons)Gastropoda (snails and slugs)Bivalvia (clams, oysters, and other bivalves)Cephalopoda (squids, octopuses, cuttlefish, and chambered nautiluses)
Four of the major classes of molluscs arePolyplacophora (chitons)Gastropoda (snails and slugs)Bivalvia (clams, oysters, and other bivalves)Cephalopoda (squids, octopuses, cuttlefish, and chambered nautiluses)