bivalve

Definitions of bivalve
1

n marine or freshwater mollusks having a soft body with platelike gills enclosed within two shells hinged together

Synonyms:
lamellibranch, pelecypod
Types:
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clam
burrowing marine mollusk living on sand or mud; the shell closes with viselike firmness
cockle
common edible, burrowing European bivalve mollusk that has a strong, rounded shell with radiating ribs
oyster
marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters
ark shell
marine bivalve mollusk having a heavy toothed shell with a deep boat-like inner surface
blood clam
red-blooded clam
mussel
marine or freshwater bivalve mollusk that lives attached to rocks etc.
escallop, scallop, scollop
edible marine bivalve having a fluted fan-shaped shell that swim by expelling water from the shell in a series of snapping motions
piddock
marine bivalve that bores into rock or clay or wood by means of saw-like shells
Mya arenaria, long-neck clam, soft-shell clam, steamer, steamer clam
an edible clam with thin oval-shaped shell found in coastal regions of the United States and Europe
Mercenaria mercenaria, Venus mercenaria, hard clam, hard-shell clam, quahaug, quahog, round clam
an edible American clam; the heavy shells were used as money by some American Indians
geoduck
a large edible clam found burrowing deeply in sandy mud along the Pacific coast of North America; weighs up to six pounds; has siphons that can extend to several feet and cannot be withdrawn into the shell
jackknife clam, knife-handle, razor clam
marine clam having a long narrow curved thin shell
Tridacna gigas, giant clam
a large clam inhabiting reefs in the southern Pacific and weighing up to 500 pounds
Cardium edule, edible cockle
common edible European cockle
seed oyster
a young oyster especially of a size for transplantation
blue point, bluepoint
small edible oyster typically from the southern shore of Long Island
Japanese oyster, Ostrea gigas
a large oyster native to Japan and introduced along the Pacific coast of the United States; a candidate for introduction in Chesapeake Bay
Virginia oyster
common edible oyster of Atlantic coast of North America
Pinctada margaritifera, pearl oyster
tropical marine bivalve found chiefly off eastern Asia and Pacific coast of North America and Central America; a major source of pearls
Anomia ephippium, saddle oyster
thin-shelled bivalve having the right valve deeply notched
Placuna placenta, capiz, window oyster, windowpane oyster
marine bivalve common in Philippine coastal waters characterized by a large thin flat translucent shell
marine mussel, mytilid
marine bivalve mollusk having a dark elongated shell; live attached to solid objects especially in intertidal zones
freshwater clam, freshwater mussel
bivalve mollusk abundant in rivers of central United States
Pecten irradians, bay scallop
a small scallop inhabiting shallow waters and mud flats of the Atlantic coast of North America
Pecten magellanicus, giant scallop, sea scallop
a large scallop inhabiting deep waters of the Atlantic coast of North America
shipworm, teredinid
wormlike marine bivalve that bores into wooden piers and ships by means of drill-like shells
Type of:
mollusc, mollusk, shellfish
invertebrate having a soft unsegmented body usually enclosed in a shell

adj used of mollusks having two shells (as clams etc.)

Synonyms:
bivalved
lamellibranch, pelecypod, pelecypodous
bivalve
Antonyms:
univalve
used of mollusks, especially gastropods, as snails etc.
single-shelled
univalve
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