a bivalve
a bivalve
a bivalve
The beak of the bivalve shell.
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An ark shell is a member of the family Arcidae of saltwater clams or marine bivalve molluscs.
Ligament, But it not closed by a ligament it is closed by a muscle
This is an external skeleton. It's the shell.
This is a bivalve mollusk.
An edible bivalve mollusk (family Pectinidae) with a ribbed fan-shaped shell. Scallops swim by rapidly opening and closing the shell valves.
The shell of a cockle is formed from calcium carbonate, so is inorganic (non-living). The cockle is a small, edible, marine bivalve mollusc.
A bivalve. A clam (A brachiopod)