Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of univalve is as below...

Columella :: Columella (n.) The upright pillar in the axis of most univalve shells.

Pearl :: Pearl (n.) A shelly concretion, usually rounded, and having a brilliant luster, with varying tints, found in the mantle, or between the mantle and shell, of certain bivalve mollusks, especially in the pearl oysters and river mussels, and sometimes in certain univalves. It is usually due to a secretion of shelly substance around some irritating foreign particle. Its substance is the same as nacre, or mother-of-pearl. Pearls which are round, or nearly round, and of fine luster, are highly esteemed

Decollated :: Decollated (a.) Decapitated; worn or cast off in the process of growth, as the apex of certain univalve shells..

Sutured :: Suture (n.) A seam, or impressed line, as between the segments of a crustacean, or between the whorls of a univalve shell..

Trochus :: Trochus (n.) Any one of numerous species of marine univalve shells belonging to Trochus and many allied genera of the family Trochidae. Some of the species are called also topshells.

Cingulum :: Cingulum (n.) A distinct girdle or band of color; a raised spiral line as seen on certain univalve shells.

Varix :: Varix (n.) One of the prominent ridges or ribs extending across each of the whorls of certain univalve shells.

Bellerophon :: Bellerophon (n.) A genus of fossil univalve shells, believed to belong to the Heteropoda, peculiar to the Paleozoic age..

Boat Shell :: Boat shell () A marine univalve shell of the genus Cymba.

Nucleus :: Nucleus (n.) The tip, or earliest part, of a univalve or bivalve shell..

Spindle :: Spindle (n.) Any marine univalve shell of the genus Rostellaria; -- called also spindle stromb.

Helicoid :: Helicoid (a.) Spiral; curved, like the spire of a univalve shell..

Buccinum :: Buccinum (n.) A genus of large univalve mollusks abundant in the arctic seas. It includes the common whelk (B. undatum).

Dolium :: Dolium (n.) A genus of large univalve mollusks, including the partridge shell and tun shells..

Discoid :: Discoid (a.) Having the form of a disk, as those univalve shells which have the whorls in one plane, so as to form a disk, as the pearly nautilus..

Megastome :: Megastome (n.) One of a group of univalve shells, having a large aperture or mouth..

Cymbium :: Cymbium (n.) A genus of marine univalve shells; the gondola.

Conch :: Conch (n.) A name applied to various marine univalve shells; esp. to those of the genus Strombus, which are of large size. S. gigas is the large pink West Indian conch. The large king, queen, and cameo conchs are of the genus Cassis. See Cameo..

Tulip-shell :: Tulip-shell (n.) A large, handsomely colored, marine univalve shell (Fasciolaria tulipa) native of the Southern United States. The name is sometimes applied also to other species of Fasciolaria..

Bubble Shell :: Bubble shell () A marine univalve shell of the genus Bulla and allied genera, belonging to the Tectibranchiata..

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