: edible bivalve mollusk.
: small chamber in the heart of an oyster.
: final part of the oyster's digestive tract.
: part the the oyster's digetive tract before the intestine.
gland: organ of an oyster that secretes digestive enzymes.
: point where the two parts of an oyster shell pin.
: mobile appendage of an oyster.
: hard protective covering of an oyster.
: fold of the oyster's skin covering its internal organs.
: large chamber in the heart of an oyster.
: respiratory organs of the oyster.
: muscular tissue that produces forward motion.