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Arca (bivalve)
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<h2 id="description">Description</h2> <p>As is typical for ark clams, species in this genus have a long, straight hinge line. Some species in this genus, such as <i>Arca zebra</i> and <i>Arca noae</i>, have a brown-and-white striped pattern. <i>Arca</i> attach themselves to rock with <a href="/facts/Byssus/7heAVVFr">byssal threads</a> which protrude through a gap on the ventral (open) side. </p> <h2 id="species">Species</h2> <p>Species within the genus <i>Arca</i> include:<a class="footnote-ref" id="fnref:2" href="#fn:2"><sup>2</sup></a> </p> <ul><li><i>Arca acuminata</i> Krauss, 1848</li> <li><i>Arca angulata</i> King & Broderip, 1832</li> <li><i>Arca avellana</i> <a href="/facts/Jean-Baptiste_Lamarck/3lxaPmqM">Lamarck</a>, 1819 - hazelnut ark</li> <li><i>Arca boucardi</i> Jousseaume, 1894 - Kobelt's ark <a class="footnote-ref" id="fnref:3" href="#fn:3"><sup>3</sup></a></li> <li><i>Arca bouvieri</i> Fischer, 1874</li> <li><i>Arca despecta</i> Fischer, 1876</li> <li><i><a href="/facts/Arca_imbricata/6BFyBJgx">Arca imbricata</a></i> <a href="/facts/Jean_Guillaume_Brugui%25C3%25A8re/01UhumIa">Bruguière</a>, 1789 - mossy ark</li> <li><i>Arca kauaia</i> (Dall, Bartsch & Rehder, 1938)</li> <li><i>Arca koumaci</i> Lutaenko & Maestrati, 2007</li> <li><i>Arca maculata</i> Sowerby</li> <li><i>Arca mauia</i></li> <li><i>Arca mutabilis</i> (<a href="/facts/George_Brettingham_Sowerby_I/Mkyj7tLX">Sowerby I</a>, 1833) - changeable ark</li> <li><i>Arca navicularis</i> <a href="/facts/Jean_Guillaume_Brugui%25C3%25A8re/01UhumIa">Bruguière</a>, 1789 - Indo-pacific ark <a class="footnote-ref" id="fnref:4" href="#fn:4"><sup>4</sup></a></li> <li><i><a href="/facts/Arca_noae/fBPBND5I">Arca noae</a></i> <a href="/facts/Carl_Linnaeus/gy5HWkHS">Linnaeus</a>, <a href="/facts/10th_edition_of_Systema_Naturae/8H6KJrLJ">1758</a> - Noah's ark</li> <li><i>Arca ocellata</i> Reeve, 1844</li> <li><i>Arca pacifica</i> (<a href="/facts/George_Brettingham_Sowerby_I/Mkyj7tLX">Sowerby I</a>, 1833) - Panamic turkey wing</li> <li><i>Arca patriarchalis</i> Röding, 1798</li> <li><i>Arca reticulata</i> <a href="/facts/Johann_Friedrich_Gmelin/D6vkCly0">Gmelin</a>, 1791</li> <li><i>Arca tetragona</i> Poli, 1795 - four-sided ark</li> <li><i>Arca truncata</i> Sowerby</li> <li><i>Arca turbatrix</i> Oliver & Cosel, 1993</li> <li><i>Arca ventricosa</i> <a href="/facts/Jean-Baptiste_Lamarck/3lxaPmqM">Lamarck</a>, 1819 - ventricose ark</li> <li><i>Arca volucris</i> Reeve, 1844</li> <li><i><a href="/facts/Arca_zebra/UuwKGDr6">Arca zebra</a></i> (<a href="/facts/William_Swainson/CSGwvU1I">Swainson</a>, 1833) - Atlantic turkey wing</li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>Ruǎn Jīnshān; Li Xiùzhū; Lín Kèbīng; Luō Dōnglián; Zhōu Chén; Cài Qīnghǎi (阮金山;李秀珠;林克冰;罗冬莲;周宸;蔡清海), 安海湾南岸滩涂养殖贝类死亡原因调查分析 Archived 2020-07-17 at the Wayback Machine (Analysis of the causes of death of farmed shellfish on the mudflats in the southern part of Anhai Bay), 《福建水产》 (Fujian Aquaculture), 2005-04 <a href="http://mall.cnki.net/magazine/Article/FJSC200504006.htm" target="_blank">http://mall.cnki.net/magazine/Article/FJSC200504006.htm</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>Serge Gofas (2011). "Arca Linnaeus, 1758". World Register of Marine Species. Retrieved April 9, 2011. <a href="http://www.marinespecies.org/aphia.php?p=taxdetails&id=137670" target="_blank">http://www.marinespecies.org/aphia.php?p=taxdetails&id=137670</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>JTMD (Japanese Tsunami Marine Debris) Database (2024). "Species Summary: Arca boucardi". Smithsonian Environmental Research Center. Retrieved June 2, 2024. <a href="https://invasions.si.edu/nemesis/jtmd/species_summary/Arca%20boucardi" target="_blank">https://invasions.si.edu/nemesis/jtmd/species_summary/Arca%20boucardi</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>JTMD (Japanese Tsunami Marine Debris) Database (2024). "Species Summary: Arca navicularis". Smithsonian Environmental Research Center. Retrieved June 2, 2024. <a href="https://invasions.si.edu/nemesis/jtmd/species_summary/Arca%20navicularis" target="_blank">https://invasions.si.edu/nemesis/jtmd/species_summary/Arca%20navicularis</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> </ol>