Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Any of numerous small chiefly aquatic crustaceans of the class Ostracoda, having a bivalve carapace and including many extinct species that are commonly found as fossils.

from The Century Dictionary.

  • noun Same as ostracode.

from the GNU version of the Collaborative International Dictionary of English.

  • noun A member of the Ostracoda, an order of tiny marine and freshwater crustaceans with a shrimplike body enclosed in a bivalve shell.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Any of many small crustaceans, of the class Ostracoda, that resemble shrimps enclosed in a bivalve shell

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun tiny marine and freshwater crustaceans with a shrimp-like body enclosed in a bivalve shell

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[New Latin Ostracōda, subclass name, from Greek ostrakōdēs, testaceous, from ostrakon, shell; see ost- in Indo-European roots.]

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Examples

  • Lü et al. (2004) originally named this taxon Nemegtia, but that turned out to be preoccupied by an ostracod from the Nemegt Formation (shades of 'Ingenia').

    Archive 2006-02-01 Darren Naish 2006

  • Steve's microfossil search achieved success: he found a fossil ostracod!

    MDRS-88 sol 6: Life on Mars 2010

  • The first act began in Japan fifty years ago, when Osamu Shimomura studied the self-luminous small crustacean ostracod Cypridina.

    The Nobel Prize in Chemistry 2008 - Presentation Speech 2008

  • I bet a boy ostracod enjoys his "special long leg."

    Puddles doyle 2009

  • I bet a boy ostracod enjoys his "special long leg."

    Archive 2009-07-01 doyle 2009

  • Very few ostracod species incubate their eggs within their body; most lay their eggs either singly or in groups on sediment or aquatic vegetation.

    Crustacea 2008

  • Interestingly, only 3 males, in contrast to more than 600 females, of the new ostracod species were collected.

    Archive 2007-02-01 AYDIN 2007

  • A paper by Smith et al.1 that came out in June 2006, and which I just had a chance to read, however, reported the finding of males in a new species of darwinuloid ostracod, Vestalenula cornelia, from Japan.

    Archive 2007-02-01 AYDIN 2007

  • Interestingly, only 3 males, in contrast to more than 600 females, of the new ostracod species were collected.

    An occasional male ostracod AYDIN 2007

  • This implies that the conclusions of previous studies that sexed fossil ostracod carapaces from their morphology for example, Martens et al., 2003 may have been flawed.

    Archive 2007-02-01 AYDIN 2007

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