univalve
a univalve mollusk or its shell.
Origin of univalve
1Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use univalve in a sentence
The former are univalves and the latter bivalves having two shells for protection.
Our British Snails | John William HorsleyCare should be taken not to injure the edge or lip of the mouth of univalves, or the ligament of the hinge of bivalves.
Our British Snails | John William HorsleyA few of the univalves are viviparous—that is, they produce their young alive; but the majority lay eggs.
The Sea Shore | William S. FurneauxThere are but few genera of fresh-water shells besides the Uniones, among bivalves, and the "Melaniana" among univalves.
A Conchological Manual | George Brettingham SowerbyA groove which characterizes some spiral univalves, where the inner and outer lips unite at the front part of the aperture.
A Conchological Manual | George Brettingham Sowerby
British Dictionary definitions for univalve
/ (ˈjuːnɪˌvælv) zoology /
relating to, designating, or possessing a mollusc shell that consists of a single piece (valve)
a gastropod mollusc or its shell
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for univalve
[ yōō′nĭ-vălv′ ]
A gastropod, especially one with a single shell, such as a snail, cone, whelk, abalone, or limpet. Univalves belong to the subclass Prosobranchia. Their shells are usually spiral and can hold the whole animal inside. Compare bivalve.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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