Species: bivalve
post #542218 post #1156285 post #1015222
Bivalves (class bivalvia) are restrictedly aquatic, filter feeding mollusks protected externally by a calcareous shell compound of two valves, which (almost always) fit perfectly.
Bivalves are well distributed world-wide, being found in many saltwater and freshwater ecosystems.
Species:
See also:
This tag implicates mollusk, marine (learn more).
The following tags implicate this tag: scallop, oyster, clam, bivalve_humanoid, mussel (learn more).