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Bivalve vs. Univalve — What's the Difference?

Bivalve vs. Univalve — What's the Difference?

Difference Between Bivalve and Univalve

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Bivalve

Any of numerous freshwater and marine mollusks of the class Bivalvia, having a shell consisting of two hinged valves connected by a ligament, and including the clams, mussels, oysters, and scallops. Also called lamellibranch, pelecypod.

Univalve

Having a shell consisting of a single valve or piece. Used of a mollusk.

Bivalve

Having a shell consisting of two hinged valves.

Univalve

Composed of a single valve or piece. Used of a shell.

Bivalve

Consisting of two similar separable parts.
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Univalve

A univalve mollusk; a gastropod.

Bivalve

Any mollusc belonging to the taxonomic class Bivalvia, characterized by a shell consisting of two hinged sections, such as a scallop, clam, mussel or oyster.

Univalve

Having one valve; typically used to refer to mollusks, notably slugs and snails.

Bivalve

(botany) A pericarp in which the seed case opens or splits into two parts or valves.

Univalve

Consisting of a single valve or piece, used to refer to a shell.

Bivalve

A mollusk having a shell consisting of two lateral plates or valves joined together by an elastic ligament at the hinge, which is usually strengthened by prominences called teeth. The shell is closed by the contraction of two transverse muscles attached to the inner surface, as in the clam, - or by one, as in the oyster. See Mollusca.

Univalve

A univalve mollusk or its shell.

Bivalve

A pericarp in which the seed case opens or splits into two parts or valves.

Univalve

A shell consisting of one valve only; a mollusk whose shell is composed of a single piece, as the snails and conchs.

Bivalve

Having two shells or valves which open and shut, as the oyster and certain seed vessels.

Univalve

Having one valve; as, a univalve shell or pericarp.

Bivalve

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

Univalve

A class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyes

Bivalve

Used of mollusks having two shells (as clams etc.)

Univalve

Used of mollusks, especially gastropods, as snails etc.

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