CHARACTERISTICS: brown-yellow or black bivalve shell with several concentric grooves; three cardinal teeth on each valve; right valve with two lateral teeth on each side; left valve with a tooth on each side. |
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Species from the same group |
CHARACTERISTICS: brown-yellow or black bivalve shell with several concentric grooves; three cardinal teeth on each valve; right valve with two lateral teeth on each side; left valve with a tooth on each side. |
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Species from the same group |