558 lines
75 KiB
XML
558 lines
75 KiB
XML
<document id="33C8DFE95BF84F24121067A3EB08C6A5" ID-DOI="10.5252/z2012n1a82" ID-ISSN="1638-9387" ID-Zenodo-Dep="10081164" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1613607271213" checkinUser="felipe" docAuthor="Voight, Janet R. & Segonzac, Michel" docDate="2012" docId="03D687E4FFDC426A6479FA28FB1FFD50" docLanguage="en" docName="Zoosystema.34.1.171-180.pdf.imf" docOrigin="Zoosystema 34 (1)" docStyle="DocumentStyle:EB3C2C73672D2E883259A050BD27978B.6:Zoosystema.2011-2012.journal_article" docStyleId="EB3C2C73672D2E883259A050BD27978B" docStyleName="Zoosystema.2011-2012.journal_article" docStyleVersion="6" docTitle="Xylophaga alexisi Voight & Segonzac, 2012, n. sp." docType="treatment" docVersion="2" lastPageNumber="176" masterDocId="FFEFFF9CFFDE426F6748FFE2FFA7FF9D" masterDocTitle="At the bottom of the deep blue sea: a new wood-boring bivalve (Mollusca, Pholadidae, Xylophaga) from the Cape Verde Abyssal Plain (subtropical Atlantic)" masterLastPageNumber="180" masterPageNumber="171" pageNumber="173" updateTime="1699414038320" updateUser="ExternalLinkService" zenodo-license-document="CC0-1.0" zenodo-license-figures="CC0-1.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:titleInfo id="9FE69CAFA206C39011AE406F899C3F05">
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<mods:title id="79E95E2591A234EC1D232F4A2C67EB1B">At the bottom of the deep blue sea: a new wood-boring bivalve (Mollusca, Pholadidae, Xylophaga) from the Cape Verde Abyssal Plain (subtropical Atlantic)</mods:title>
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</mods:titleInfo>
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<mods:name id="D32D3EF1021C667EBD1B31654EC4D094" type="personal">
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<mods:role id="F65F436AD4460E02A1B842FF8EBED6AD">
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<mods:roleTerm id="97C14B562DC521C5751A1443EBC2D22B">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="5FDE3AF88CCED5A0C93974DC3557E1E5">Voight, Janet R.</mods:namePart>
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<mods:affiliation id="C73A15EA05E3622A9E210832614C2B6D">Field Museum of Natural History, Dept. of Zoology 1400 S. Lake Shore Dr., Chicago, IL 60605 (USA) jvoight @ fieldmuseum. org</mods:affiliation>
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<mods:name id="4E4622CDDDAE13D8BDDA7108CAB16633" type="personal">
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<mods:roleTerm id="34904462178D8820C6E5B986BAF42210">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="A942FAA7661ABE6CC241A7C0BDB3235B">Segonzac, Michel</mods:namePart>
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<mods:affiliation id="ADD452998D63E2DB66161CABA34D3FD2">Muséum national d’Histoire naturelle Département Milieux et Peuplements Aquatiques case postale 26, 57 rue Cuvier, F- 75231 Paris cedex 05 (France) segonzac @ mnhn. fr</mods:affiliation>
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<mods:nameIdentifier id="D5E72E56EED8E21A7E1E64F5EE39D2A1" type="email">segonzac@mnhn.fr</mods:nameIdentifier>
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<mods:typeOfResource id="57F30E8CE8DC33D8B8D6EBA281C1ECAF">text</mods:typeOfResource>
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<mods:title id="185A2DC6B5613226DC0F1A52A980F256">Zoosystema</mods:title>
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</mods:titleInfo>
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<mods:part id="8BA66F942CFAC6796390CF95E80C1A58">
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<mods:date id="F8CB974095156B9D8ED6536ABB2726E6">2012</mods:date>
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<mods:detail id="61DBCC8CC98C708EF63CC4E47A1419CF" type="pubDate">
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<mods:number id="E465C332E9225F5418656913E56E2AC6">2012-03-30</mods:number>
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<mods:detail id="26FD7063EE388168DF8BE444C9E59525" type="volume">
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<mods:number id="39EDF99CB0B4CEF4E337DD9C9BA4D07B">34</mods:number>
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<mods:detail id="1A3C47FE47183A9D07DDCFA40F985625" type="issue">
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<mods:number id="EC9D347FAD2D16B927F1A5E06C02558B">1</mods:number>
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<mods:start id="3DD4B7ED959DF605D44D052DA647A2A8">171</mods:start>
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<mods:classification id="8BF502635E02DA60355B72C20E4941A0">journal article</mods:classification>
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<mods:identifier id="B571CB1C13A953A80CB77DD1E3E2697E" type="DOI">10.5252/z2012n1a82</mods:identifier>
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<mods:identifier id="C75AD27D0B4B31F2063215DCA397DDF4" type="ISSN">1638-9387</mods:identifier>
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<mods:identifier id="D099FF67F539F5A17B50A056CDA3535B" type="Zenodo-Dep">10081164</mods:identifier>
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<treatment id="03D687E4FFDC426A6479FA28FB1FFD50" LSID="urn:lsid:plazi:treatment:03D687E4FFDC426A6479FA28FB1FFD50" httpUri="http://treatment.plazi.org/id/03D687E4FFDC426A6479FA28FB1FFD50" lastPageId="5" lastPageNumber="176" pageId="2" pageNumber="173">
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<subSubSection id="C3656579FFDC426D6479FA28FB8AFA7B" box="[817,1069,1482,1510]" pageId="2" pageNumber="173" type="nomenclature">
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<paragraph id="8BC036F2FFDC426D6479FA28FB8AFA7B" blockId="2.[817,1069,1482,1542]" box="[817,1069,1482,1510]" pageId="2" pageNumber="173">
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<heading id="D088819EFFDC426D6479FA28FB8AFA7B" box="[817,1069,1482,1510]" centered="true" fontSize="11" level="2" pageId="2" pageNumber="173" reason="2">
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<taxonomicName id="4C7F4D71FFDC426D6479FA28FC4CFA78" authorityName="Voight & Segonzac" authorityYear="2012" box="[817,1003,1482,1509]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="2" pageNumber="173" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
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<emphasis id="B90BEAE0FFDC426D6479FA28FC4CFA78" bold="true" box="[817,1003,1482,1509]" italics="true" pageId="2" pageNumber="173">Xylophaga alexisi</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A238579BFFDC426D64BBFA2EFB8AFA7B" box="[1011,1069,1484,1510]" pageId="2" pageNumber="173" rank="species">n. sp.</taxonomicNameLabel>
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</heading>
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</paragraph>
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||
</subSubSection>
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<subSubSection id="C3656579FFDC426D642CFA09FB26F9A0" pageId="2" pageNumber="173" type="description">
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<paragraph id="8BC036F2FFDC426D642CFA09FC5DF99B" blockId="2.[817,1069,1482,1542]" box="[868,1018,1514,1542]" pageId="2" pageNumber="173">
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(
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<figureCitation id="13442A77FFDC426D6423FA09FC62F998" box="[875,965,1514,1541]" captionStart-0="FIG" captionStart-1="FIG" captionStart-2="FIG" captionStart-3="FIG" captionStart-4="FIG" captionStartId-0="2.[677,688,894,911]" captionStartId-1="4.[114,124,1183,1200]" captionStartId-2="5.[112,123,652,669]" captionStartId-3="6.[112,123,977,994]" captionStartId-4="7.[113,124,945,962]" captionTargetBox-0="[681,695,276,854]" captionTargetBox-1="[131,1209,218,1145]" captionTargetBox-2="[113,646,215,614]" captionTargetBox-3="[113,1209,215,941]" captionTargetBox-4="[113,646,215,907]" captionTargetId-1="figure-279@4.[113,1209,218,1145]" captionTargetId-2="figure-653@5.[113,646,214,614]" captionTargetId-3="figure-424@6.[387,662,577,760]" captionTargetId-4="figure-578@7.[112,647,214,908]" captionTargetPageId-0="2" captionTargetPageId-1="4" captionTargetPageId-2="5" captionTargetPageId-3="6" captionTargetPageId-4="7" captionText-0="FIG. 1. — A, collection locality of Xylophaga alexisi n. sp. at 21°N, 30°W; R, collection locality of Xylophaga ricei Harvey, 1996 at 31°N, 20°W. (From Ryan et al. 2009, modified by Y. Lagabrielle.)" captionText-1="FIG. 2. — A, lateral view of an intact specimen of Xylophaga alexisi n. sp.; B, dorsal view of intact, larger specimen of X. alexisi n. sp. (note anteriorly directed mesoplax); C, dorsal view of smaller specimen of X. alexisi n. sp., mesoplax in erect stage, not readily seen from dorsal view. Scale bars: 1 mm." captionText-2="FIG. 3.— SEM image of the umboregion of a specimen of Xylophaga alexisi n. sp.: M, mesoplax; PD II, prodissoconch II. Inferior to the edge of the prodissoconch, note the shell records the growth series during which it developed the characteristic wood-boring shape. Also note the ventral elaboration and ventral reflection of the toothed ridges on the dorsal beak. Scale bar: 50 µm." captionText-3="FIG. 4. — Excurrent siphonal opening of Xylophaga alexisi n. sp., SEM: A, lateral view; B, dorsal view. Scale bars: A, 10 µm; B, 100 µm." captionText-4="FIG. 5. — Incurrent siphonal opening of Xylophaga alexisi n. sp., SEM. Note absence of cirri. Scale bar: 30 µm." figureDoi-0="http://doi.org/10.5281/zenodo.10081166" figureDoi-1="http://doi.org/10.5281/zenodo.10081168" figureDoi-2="http://doi.org/10.5281/zenodo.10081170" figureDoi-3="http://doi.org/10.5281/zenodo.10081172" figureDoi-4="http://doi.org/10.5281/zenodo.10081174" httpUri-0="https://zenodo.org/record/10081166/files/figure.png" httpUri-1="https://zenodo.org/record/10081168/files/figure.png" httpUri-2="https://zenodo.org/record/10081170/files/figure.png" httpUri-3="https://zenodo.org/record/10081172/files/figure.png" httpUri-4="https://zenodo.org/record/10081174/files/figure.png" pageId="2" pageNumber="173">Figs 1-5</figureCitation>
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;
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<figureCitation id="13442A77FFDC426D649AFA09FC55F99B" box="[978,1010,1515,1542]" captionStart="FIG" captionStartId="8.[113,124,1291,1308]" captionTargetBox="[114,1208,217,1253]" captionTargetId="figure-242@8.[113,1209,216,1236]" captionTargetPageId="8" captionText="FIG. 6. — A, Xylophaga alexisi n. sp., lateral view to define “incomplete siphon” in which the excurrent siphon is considerably shorter than the incurrent siphon;B, Xylophaga pacifica Voight,2009,lateral view to define “complete siphon”,in which both siphonal openings are roughly equal in length. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10081176" httpUri="https://zenodo.org/record/10081176/files/figure.png" pageId="2" pageNumber="173">6A</figureCitation>
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)
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</paragraph>
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<paragraph id="8BC036F2FFDC426D65EDF9C7FB26F9A0" blockId="2.[677,1153,1573,1597]" box="[677,1153,1573,1597]" pageId="2" pageNumber="173">
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“
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<emphasis id="B90BEAE0FFDC426D65E7F9C4FD62F9A0" box="[687,709,1574,1597]" italics="true" pageId="2" pageNumber="173">X.</emphasis>
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sp. m Voight, in ms.” –
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<bibRefCitation id="EFEE4B03FFDC426D64FAF9C7FB97F9A0" author="VOIGHT J. R." box="[946,1072,1573,1597]" pageId="2" pageNumber="173" pagination="1467 - 1472" refId="ref5371" refString="VOIGHT J. R. 2008. - Deep-Sea wood-boring bivalves of Xylophaga (Myoida: Pholadidae) on the continental shelf. Journal of the Marine Biological Association of the United Kingdom 88: 1467 - 1472." type="journal article" year="2008">Voight 2008</bibRefCitation>
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: table 1.
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</paragraph>
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||
</subSubSection>
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<subSubSection id="C3656579FFDC426C65EDF9B5FE34FD66" lastPageId="3" lastPageNumber="174" pageId="2" pageNumber="173" type="materials_examined">
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<paragraph id="8BC036F2FFDC426D65EDF9B5FC3AF93E" blockId="2.[677,1210,1622,1699]" pageId="2" pageNumber="173">
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<materialsCitation id="3B173CAFFFDC426D65EDF9B5FC18F914" collectionCode="MNHN" pageId="2" pageNumber="173" specimenCode="MNHN 24465, MNHN 24466" specimenCount="5" typeStatus="holotype">
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TYPE MATERIAL. —
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<typeStatus id="54C48850FFDC426D6414F9B4FC10F9F3" box="[860,951,1622,1646]" pageId="2" pageNumber="173" type="holotype">Holotype</typeStatus>
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||
(
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<specimenCode id="DBD99E89FFDC426D648BF9B4FBFBF9F3" box="[963,1116,1622,1646]" collectionCode="MNHN" country="France" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" lsid="urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="2" pageNumber="173">MNHN 24465</specimenCode>
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). —
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<typeStatus id="54C48850FFDC426D63C1F9B5FD7DF914" pageId="2" pageNumber="173" type="paratype">Paratypes</typeStatus>
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:
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<specimenCount id="9D79FD7BFFDC426D65AAF993FCB7F915" box="[738,784,1649,1673]" pageId="2" pageNumber="173" type="generic">5 ex.</specimenCount>
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||
(
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<specimenCode id="DBD99E89FFDC426D6454F993FC1FF914" box="[796,952,1649,1673]" collectionCode="MNHN" country="France" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" lsid="urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="2" pageNumber="173">MNHN 24466</specimenCode>
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)
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</materialsCitation>
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||
;
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<materialsCitation id="3B173CAFFFDC426D6480F993FB11F914" box="[968,1206,1649,1673]" collectionCode="USNM" isTailEnumeration="true" pageId="2" pageNumber="173" specimenCode="USNM 1132964" specimenCount="5" typeStatus="holotype">
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<specimenCount id="9D79FD7BFFDC426D6480F993FC51F915" box="[968,1014,1649,1673]" pageId="2" pageNumber="173" type="generic">5 ex.</specimenCount>
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(
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<specimenCode id="DBD99E89FFDC426D634AF993FB09F914" box="[1026,1198,1649,1673]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="2" pageNumber="173" type="Museum">USNM 1132964</specimenCode>
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)
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</materialsCitation>
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;
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<materialsCitation id="3B173CAFFFDC426D65EDF969FC3FF93E" box="[677,920,1675,1699]" collectionCode="FMNH" pageId="2" pageNumber="173" specimenCode="FMNH 318671" specimenCount="18" typeStatus="holotype">
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<specimenCount id="9D79FD7BFFDC426D65EDF969FD47F93E" box="[677,736,1675,1699]" pageId="2" pageNumber="173" type="generic">18 ex.</specimenCount>
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(
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<specimenCode id="DBD99E89FFDC426D65A5F969FC36F93E" box="[749,913,1675,1699]" collectionCode="FMNH" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34795" lsid="urn:lsid:biocol.org:col:34795" name="Field Museum of Natural History" pageId="2" pageNumber="173" type="Museum">FMNH 318671</specimenCode>
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)
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</materialsCitation>
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.
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</paragraph>
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<caption id="DF00667AFFDD426C6730FF35FB12FF75" box="[120,1205,215,232]" pageId="3" pageNumber="174">
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<paragraph id="8BC036F2FFDD426C6730FF35FB12FF75" blockId="3.[120,1205,215,232]" box="[120,1205,215,232]" pageId="3" pageNumber="174">
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TABLE 1. —
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<taxonomicName id="4C7F4D71FFDD426C679EFF35FEC6FF75" authorityName="Voight & Segonzac" authorityYear="2012" box="[214,353,215,232]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
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<emphasis id="B90BEAE0FFDD426C679EFF35FEC6FF75" box="[214,353,215,232]" italics="true" pageId="3" pageNumber="174">Xylophaga alexisi</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A238579BFFDD426C662EFF35FE32FF75" box="[358,405,215,232]" pageId="3" pageNumber="174" rank="species">n. sp.</taxonomicNameLabel>
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compared in key characters to overtly similar species. Abbreviation:PAS, posterior adductor scar.
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</paragraph>
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</caption>
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<paragraph id="8BC036F2FFDD426C673BFEC0FB2CFE4E" pageId="3" pageNumber="174">
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<table id="F97FC452FFDDBD90673BFEC0FB2AFE4E" box="[115,1165,290,467]" gridcols="5" gridrows="7" pageId="3" pageNumber="174">
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||
<tr id="354F34B0FFDDBD90673BFEC0FB2AFEAB" box="[115,1165,290,310]" gridrow="0" pageId="3" pageNumber="174">
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||
<th id="769E5DCCFFDDBD90673BFEC0FE29FEAB" box="[115,398,290,310]" gridcol="0" gridrow="0" pageId="3" pageNumber="174">
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||
<emphasis id="B90BEAE0FFDD426C673BFEC0FF63FEAB" bold="true" box="[115,196,290,310]" pageId="3" pageNumber="174">Species</emphasis>
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||
</th>
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||
<th id="769E5DCCFFDDBD906688FEC0FD88FEAB" box="[448,559,290,310]" gridcol="1" gridrow="0" pageId="3" pageNumber="174">
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||
<emphasis id="B90BEAE0FFDD426C669CFEC0FDBCFEAB" bold="true" box="[468,539,290,310]" pageId="3" pageNumber="174">Siphon</emphasis>
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||
</th>
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||
<th id="769E5DCCFFDDBD906535FEC0FCA0FEAB" box="[637,775,290,310]" gridcol="2" gridrow="0" pageId="3" pageNumber="174">
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||
<emphasis id="B90BEAE0FFDD426C6535FEC0FCA0FEAB" bold="true" box="[637,775,290,310]" pageId="3" pageNumber="174">Incurrent cirri</emphasis>
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||
</th>
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||
<th id="769E5DCCFFDDBD906475FEC0FC69FEAB" box="[829,974,290,310]" gridcol="3" gridrow="0" pageId="3" pageNumber="174">
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<emphasis id="B90BEAE0FFDD426C6475FEC0FC69FEAB" bold="true" box="[829,974,290,310]" pageId="3" pageNumber="174">Excurrent cirri</emphasis>
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||
</th>
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||
<th id="769E5DCCFFDDBD90635CFEC0FB2AFEAB" box="[1044,1165,290,310]" gridcol="4" gridrow="0" pageId="3" pageNumber="174">
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||
<emphasis id="B90BEAE0FFDD426C635CFEC0FB2AFEAB" bold="true" box="[1044,1165,290,310]" pageId="3" pageNumber="174">PAS pattern</emphasis>
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||
</th>
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||
</tr>
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||
<tr id="354F34B0FFDDBD90673BFEA4FB2AFEC7" box="[115,1165,326,346]" gridrow="1" pageId="3" pageNumber="174">
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||
<th id="769E5DCCFFDDBD90673BFEA4FE29FEC7" box="[115,398,326,346]" gridcol="0" gridrow="1" pageId="3" pageNumber="174">
|
||
<taxonomicName id="4C7F4D71FFDD426C673BFEA4FEB2FEC7" authorityName="Voight & Segonzac" authorityYear="2012" box="[115,277,326,346]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
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<emphasis id="B90BEAE0FFDD426C673BFEA4FEB2FEC7" box="[115,277,326,346]" italics="true" pageId="3" pageNumber="174">Xylophaga alexisi</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A238579BFFDD426C6653FEA4FEF6FEC7" box="[283,337,326,346]" pageId="3" pageNumber="174" rank="species">n. sp.</taxonomicNameLabel>
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||
</th>
|
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<td id="769E5DCCFFDDBD906688FEA4FD88FEC7" box="[448,559,326,346]" gridcol="1" gridrow="1" pageId="3" pageNumber="174">incomplete</td>
|
||
<td id="769E5DCCFFDDBD906535FEA4FCA0FEC7" box="[637,775,326,346]" gridcol="2" gridrow="1" pageId="3" pageNumber="174">no</td>
|
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<td id="769E5DCCFFDDBD906475FEA4FC69FEC7" box="[829,974,326,346]" gridcol="3" gridrow="1" pageId="3" pageNumber="174">no</td>
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<td id="769E5DCCFFDDBD90635CFEA4FB2AFEC7" box="[1044,1165,326,346]" gridcol="4" gridrow="1" pageId="3" pageNumber="174">linear</td>
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</tr>
|
||
<tr id="354F34B0FFDDBD90673BFEBCFB2AFEEF" box="[115,1165,350,370]" gridrow="2" pageId="3" pageNumber="174">
|
||
<th id="769E5DCCFFDDBD90673BFEBCFE29FEEF" box="[115,398,350,370]" gridcol="0" gridrow="2" pageId="3" pageNumber="174">
|
||
<taxonomicName id="4C7F4D71FFDD426C673BFEBCFE92FEEF" authority="Harvey, 1996" authorityName="Harvey" authorityYear="1996" box="[115,309,350,370]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="ricei">
|
||
<emphasis id="B90BEAE0FFDD426C673BFEBCFF14FEEF" box="[115,179,350,370]" italics="true" pageId="3" pageNumber="174">X. ricei</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDD426C67F1FEBCFE92FEEF" author="HARVEY R." box="[185,309,350,370]" pageId="3" pageNumber="174" pagination="473 - 481" refId="ref4925" refString="HARVEY R. 1996. - Deep water Xylophagaidae (Pelecypoda: Pholadacea) from the North Atlantic with descriptions of three new species. Journal of Conchology London 35: 473 - 481." type="journal article" year="1996">Harvey, 1996</bibRefCitation>
|
||
</taxonomicName>
|
||
</th>
|
||
<td id="769E5DCCFFDDBD906688FEBCFD88FEEF" box="[448,559,350,370]" gridcol="1" gridrow="2" pageId="3" pageNumber="174">subterminal</td>
|
||
<td id="769E5DCCFFDDBD906535FEBCFCA0FEEF" box="[637,775,350,370]" gridcol="2" gridrow="2" pageId="3" pageNumber="174">yes</td>
|
||
<td id="769E5DCCFFDDBD906475FEBCFC69FEEF" box="[829,974,350,370]" gridcol="3" gridrow="2" pageId="3" pageNumber="174">yes</td>
|
||
<td id="769E5DCCFFDDBD90635CFEBCFB2AFEEF" box="[1044,1165,350,370]" gridcol="4" gridrow="2" pageId="3" pageNumber="174">linear</td>
|
||
</tr>
|
||
<tr id="354F34B0FFDDBD90673BFE94FB2AFE17" box="[115,1165,374,394]" gridrow="3" pageId="3" pageNumber="174">
|
||
<th id="769E5DCCFFDDBD90673BFE94FE29FE17" box="[115,398,374,394]" gridcol="0" gridrow="3" pageId="3" pageNumber="174">
|
||
<taxonomicName id="4C7F4D71FFDD426C673BFE94FEEEFE17" authority="Harvey, 1996" authorityName="Harvey" authorityYear="1996" box="[115,329,374,394]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="anselli">
|
||
<emphasis id="B90BEAE0FFDD426C673BFE94FF60FE17" box="[115,199,374,394]" italics="true" pageId="3" pageNumber="174">X. anselli</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDD426C6785FE94FEEEFE17" author="HARVEY R." box="[205,329,374,394]" pageId="3" pageNumber="174" pagination="473 - 481" refId="ref4925" refString="HARVEY R. 1996. - Deep water Xylophagaidae (Pelecypoda: Pholadacea) from the North Atlantic with descriptions of three new species. Journal of Conchology London 35: 473 - 481." type="journal article" year="1996">Harvey, 1996</bibRefCitation>
|
||
</taxonomicName>
|
||
</th>
|
||
<td id="769E5DCCFFDDBD906688FE94FD88FE17" box="[448,559,374,394]" gridcol="1" gridrow="3" pageId="3" pageNumber="174">subterminal</td>
|
||
<td id="769E5DCCFFDDBD906535FE94FCA0FE17" box="[637,775,374,394]" gridcol="2" gridrow="3" pageId="3" pageNumber="174">yes</td>
|
||
<td id="769E5DCCFFDDBD906475FE94FC69FE17" box="[829,974,374,394]" gridcol="3" gridrow="3" pageId="3" pageNumber="174">no</td>
|
||
<td id="769E5DCCFFDDBD90635CFE94FB2AFE17" box="[1044,1165,374,394]" gridcol="4" gridrow="3" pageId="3" pageNumber="174">lobed</td>
|
||
</tr>
|
||
<tr id="354F34B0FFDDBD90673BFE6CFB2AFE3F" box="[115,1165,398,418]" gridrow="4" pageId="3" pageNumber="174">
|
||
<th id="769E5DCCFFDDBD90673BFE6CFE29FE3F" box="[115,398,398,418]" gridcol="0" gridrow="4" pageId="3" pageNumber="174">
|
||
<taxonomicName id="4C7F4D71FFDD426C673BFE6CFE23FE3F" authority="Voight, 2007" authorityName="Voight" authorityYear="2007" box="[115,388,398,418]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="heterosiphon">
|
||
<emphasis id="B90BEAE0FFDD426C673BFE6CFEAFFE3F" box="[115,264,398,418]" italics="true" pageId="3" pageNumber="174">X. heterosiphon</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDD426C6646FE6CFE23FE3F" author="VOIGHT J. R." box="[270,388,398,418]" pageId="3" pageNumber="174" pagination="377 - 391" refId="ref5336" refString="VOIGHT J. R. 2007. - Experimental deep-sea deployments reveal diverse northeast Pacific wood-boring bivalves of Xylophagainae (Myoida: Pholadidae). Journal of Molluscan Studies 73: 377 - 391." type="journal article" year="2007">Voight, 2007</bibRefCitation>
|
||
</taxonomicName>
|
||
</th>
|
||
<td id="769E5DCCFFDDBD906688FE6CFD88FE3F" box="[448,559,398,418]" gridcol="1" gridrow="4" pageId="3" pageNumber="174">complete</td>
|
||
<td id="769E5DCCFFDDBD906535FE6CFCA0FE3F" box="[637,775,398,418]" gridcol="2" gridrow="4" pageId="3" pageNumber="174">yes</td>
|
||
<td id="769E5DCCFFDDBD906475FE6CFC69FE3F" box="[829,974,398,418]" gridcol="3" gridrow="4" pageId="3" pageNumber="174">no</td>
|
||
<td id="769E5DCCFFDDBD90635CFE6CFB2AFE3F" box="[1044,1165,398,418]" gridcol="4" gridrow="4" pageId="3" pageNumber="174">linear</td>
|
||
</tr>
|
||
<tr id="354F34B0FFDDBD90673BFE44FB2AFE26" box="[115,1165,422,443]" gridrow="5" pageId="3" pageNumber="174">
|
||
<th id="769E5DCCFFDDBD90673BFE44FE29FE26" box="[115,398,422,443]" gridcol="0" gridrow="5" pageId="3" pageNumber="174">
|
||
<taxonomicName id="4C7F4D71FFDD426C673BFE45FECBFE26" authority="Voight, 2007" authorityName="Voight" authorityYear="2007" box="[115,364,423,443]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="microchira">
|
||
<emphasis id="B90BEAE0FFDD426C673BFE45FF57FE26" box="[115,240,423,443]" italics="true" pageId="3" pageNumber="174">X. microchira</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDD426C67BDFE45FECBFE26" author="VOIGHT J. R." box="[245,364,423,443]" pageId="3" pageNumber="174" pagination="377 - 391" refId="ref5336" refString="VOIGHT J. R. 2007. - Experimental deep-sea deployments reveal diverse northeast Pacific wood-boring bivalves of Xylophagainae (Myoida: Pholadidae). Journal of Molluscan Studies 73: 377 - 391." type="journal article" year="2007">Voight, 2007</bibRefCitation>
|
||
</taxonomicName>
|
||
</th>
|
||
<td id="769E5DCCFFDDBD906688FE44FD88FE26" box="[448,559,422,443]" gridcol="1" gridrow="5" pageId="3" pageNumber="174">incomplete</td>
|
||
<td id="769E5DCCFFDDBD906535FE44FCA0FE26" box="[637,775,422,443]" gridcol="2" gridrow="5" pageId="3" pageNumber="174">yes</td>
|
||
<td id="769E5DCCFFDDBD906475FE44FC69FE26" box="[829,974,422,443]" gridcol="3" gridrow="5" pageId="3" pageNumber="174">yes</td>
|
||
<td id="769E5DCCFFDDBD90635CFE44FB2AFE26" box="[1044,1165,422,443]" gridcol="4" gridrow="5" pageId="3" pageNumber="174">linear</td>
|
||
</tr>
|
||
<tr id="354F34B0FFDDBD90673BFE5DFB2AFE4E" box="[115,1165,447,467]" gridrow="6" pageId="3" pageNumber="174">
|
||
<th id="769E5DCCFFDDBD90673BFE5DFE29FE4E" box="[115,398,447,467]" gridcol="0" gridrow="6" pageId="3" pageNumber="174">
|
||
<taxonomicName id="4C7F4D71FFDD426C673BFE5DFE29FE4E" authority="Bartsch, 1921" authorityName="Bartsch" authorityYear="1921" box="[115,398,447,467]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="washingtona">
|
||
<emphasis id="B90BEAE0FFDD426C673BFE5DFEA3FE4E" box="[115,260,447,467]" italics="true" pageId="3" pageNumber="174">X. washingtona</emphasis>
|
||
Bartsch, 1921
|
||
</taxonomicName>
|
||
</th>
|
||
<td id="769E5DCCFFDDBD906688FE5DFD88FE4E" box="[448,559,447,467]" gridcol="1" gridrow="6" pageId="3" pageNumber="174">incomplete</td>
|
||
<td id="769E5DCCFFDDBD906535FE5DFCA0FE4E" box="[637,775,447,467]" gridcol="2" gridrow="6" pageId="3" pageNumber="174">yes</td>
|
||
<td id="769E5DCCFFDDBD906475FE5DFC69FE4E" box="[829,974,447,467]" gridcol="3" gridrow="6" pageId="3" pageNumber="174">yes</td>
|
||
<td id="769E5DCCFFDDBD90635CFE5DFB2AFE4E" box="[1044,1165,447,467]" gridcol="4" gridrow="6" pageId="3" pageNumber="174">herringbone</td>
|
||
</tr>
|
||
</table>
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDD426C6739FDF4FEFCFD2C" blockId="3.[112,647,533,689]" pageId="3" pageNumber="174">
|
||
OTHER MATERIAL EXAMINED. —
|
||
<taxonomicName id="4C7F4D71FFDD426C66E6FDF7FDEAFDB0" authorityName="Voight & Segonzac" authorityYear="2012" box="[430,589,533,557]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
|
||
<emphasis id="B90BEAE0FFDD426C66E6FDF7FDEAFDB0" box="[430,589,533,557]" italics="true" pageId="3" pageNumber="174">Xylophaga alexisi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A238579BFFDD426C651AFDF7FD20FDB1" box="[594,647,533,556]" pageId="3" pageNumber="174" rank="species">n. sp.</taxonomicNameLabel>
|
||
(
|
||
<collectionCode id="ED6EAE37FFDD426C673FFDCDFF63FDDA" box="[119,196,559,583]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34795" lsid="urn:lsid:biocol.org:col:34795" name="Field Museum of Natural History" pageId="3" pageNumber="174" type="Museum">FMNH</collectionCode>
|
||
312486). —
|
||
<taxonomicName id="4C7F4D71FFDD426C660CFDCDFDF3FDDA" authority="Harvey, 1996" authorityName="Harvey" authorityYear="1996" box="[324,596,559,584]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="ricei">
|
||
<emphasis id="B90BEAE0FFDD426C660CFDCDFE6AFDDA" box="[324,461,559,583]" italics="true" pageId="3" pageNumber="174">Xylophaga ricei</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDD426C669AFDD2FDF3FDDA" author="HARVEY R." box="[466,596,559,584]" pageId="3" pageNumber="174" pagination="473 - 481" refId="ref4925" refString="HARVEY R. 1996. - Deep water Xylophagaidae (Pelecypoda: Pholadacea) from the North Atlantic with descriptions of three new species. Journal of Conchology London 35: 473 - 481." type="journal article" year="1996">Harvey, 1996</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<typeStatus id="54C48850FFDD426C6515FDD2FD21FDD5" box="[605,646,560,584]" pageId="3" pageNumber="174">type</typeStatus>
|
||
locality,
|
||
<specimenCount id="9D79FD7BFFDD426C67F5FDA8FF4DFDFC" box="[189,234,586,610]" pageId="3" pageNumber="174" type="generic">6 ex.</specimenCount>
|
||
(
|
||
<collectionCode id="ED6EAE37FFDD426C67BCFDA8FEE6FDFF" box="[244,321,586,610]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34795" lsid="urn:lsid:biocol.org:col:34795" name="Field Museum of Natural History" pageId="3" pageNumber="174" type="Museum">FMNH</collectionCode>
|
||
312285). —
|
||
<taxonomicName id="4C7F4D71FFDD426C6689FDA8FF54FDE1" authority="Voight, 2007" authorityName="Voight" authorityYear="2007" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="microchira">
|
||
<emphasis id="B90BEAE0FFDD426C6689FDA8FD22FDFF" box="[449,645,586,610]" italics="true" pageId="3" pageNumber="174">Xylophaga microchira</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDD426C6739FD86FF54FDE1" author="VOIGHT J. R." box="[113,243,612,636]" pageId="3" pageNumber="174" pagination="377 - 391" refId="ref5336" refString="VOIGHT J. R. 2007. - Experimental deep-sea deployments reveal diverse northeast Pacific wood-boring bivalves of Xylophagainae (Myoida: Pholadidae). Journal of Molluscan Studies 73: 377 - 391." type="journal article" year="2007">Voight, 2007</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<typeStatus id="54C48850FFDD426C67B4FD87FE81FDE0" box="[252,294,613,637]" pageId="3" pageNumber="174">type</typeStatus>
|
||
locality,
|
||
<specimenCount id="9D79FD7BFFDD426C6632FD86FE13FDE1" box="[378,436,612,636]" pageId="3" pageNumber="174" type="generic">14 ex.</specimenCount>
|
||
(
|
||
<collectionCode id="ED6EAE37FFDD426C66F7FD86FDAAFDE1" box="[447,525,612,636]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34795" lsid="urn:lsid:biocol.org:col:34795" name="Field Museum of Natural History" pageId="3" pageNumber="174" type="Museum">FMNH</collectionCode>
|
||
308173 and 308174). —
|
||
<taxonomicName id="4C7F4D71FFDD426C67A1FD9CFDAFFD0B" authority="Harvey, 1996" authorityName="Harvey" authorityYear="1996" box="[233,520,638,663]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="anselli">
|
||
<emphasis id="B90BEAE0FFDD426C67A1FD9CFE24FD0B" box="[233,387,638,662]" italics="true" pageId="3" pageNumber="174">Xylophaga anselli</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDD426C66CFFD9DFDAFFD0B" author="HARVEY R." box="[391,520,638,663]" pageId="3" pageNumber="174" pagination="473 - 481" refId="ref4925" refString="HARVEY R. 1996. - Deep water Xylophagaidae (Pelecypoda: Pholadacea) from the North Atlantic with descriptions of three new species. Journal of Conchology London 35: 473 - 481." type="journal article" year="1996">Harvey, 1996</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<typeStatus id="54C48850FFDD426C6558FD9DFD9EFD0A" box="[528,569,639,663]" pageId="3" pageNumber="174">type</typeStatus>
|
||
locality,
|
||
<specimenCount id="9D79FD7BFFDD426C6738FD7BFF38FD2D" box="[112,159,665,689]" pageId="3" pageNumber="174" type="generic">2 ex.</specimenCount>
|
||
(
|
||
<collectionCode id="ED6EAE37FFDD426C67E3FD7BFF5EFD2C" box="[171,249,665,689]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34795" lsid="urn:lsid:biocol.org:col:34795" name="Field Museum of Natural History" pageId="3" pageNumber="174" type="Museum">FMNH</collectionCode>
|
||
312286).
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDD426C6739FD2BFE34FD66" blockId="3.[111,647,713,763]" pageId="3" pageNumber="174">
|
||
<typeStatus id="54C48850FFDD426C6739FD2BFF07FD43" box="[113,160,713,736]" pageId="3" pageNumber="174">TYPE</typeStatus>
|
||
LOCALITY. —
|
||
<collectingCountry id="F3687662FFDD426C666DFD2BFE29FD7C" box="[293,398,713,737]" name="Cape Verde" pageId="3" pageNumber="174">Cape Verde</collectingCountry>
|
||
Abyssal Plain,
|
||
<geoCoordinate id="EE4B5035FFDD426C655AFD2BFD24FD7C" box="[530,643,713,737]" degrees="21" direction="north" minutes="03.81" orientation="latitude" pageId="3" pageNumber="174" precision="9" value="21.0635">21°03.81’N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="EE4B5035FFDD426C6727FD01FF40FD66" box="[111,231,739,763]" degrees="31" direction="west" minutes="12.21" orientation="longitude" pageId="3" pageNumber="174" precision="9" value="-31.2035">31°12.21’W</geoCoordinate>
|
||
,
|
||
<quantity id="4C879B17FFDD426C67B9FD01FE99FD66" box="[241,318,739,763]" metricMagnitude="3" metricUnit="m" metricValue="4.626" pageId="3" pageNumber="174" unit="m" value="4626.0">4626 m</quantity>
|
||
(
|
||
<figureCitation id="13442A77FFDD426C6603FD01FE23FD66" box="[331,388,739,763]" captionStart="FIG" captionStartId="2.[677,688,894,911]" captionTargetBox="[681,695,276,854]" captionTargetPageId="2" captionText="FIG. 1. — A, collection locality of Xylophaga alexisi n. sp. at 21°N, 30°W; R, collection locality of Xylophaga ricei Harvey, 1996 at 31°N, 20°W. (From Ryan et al. 2009, modified by Y. Lagabrielle.)" figureDoi="http://doi.org/10.5281/zenodo.10081166" httpUri="https://zenodo.org/record/10081166/files/figure.png" pageId="3" pageNumber="174">Fig. 1</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3656579FFDD426C6739FCF1FF57FCE7" pageId="3" pageNumber="174" type="distribution">
|
||
<paragraph id="8BC036F2FFDD426C6739FCF1FF57FCE7" blockId="3.[112,648,787,890]" pageId="3" pageNumber="174">
|
||
DISTRIBUTION. — Only known from the
|
||
<typeStatus id="54C48850FFDD426C6543FCF1FD92FCB6" box="[523,565,787,811]" pageId="3" pageNumber="174">type</typeStatus>
|
||
locality. Wood block fixed to the benthic MAC 4, at least
|
||
<quantity id="4C879B17FFDD426C6502FCCFFD21FCD8" box="[586,646,813,837]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="174" unit="cm" value="50.0">50 cm</quantity>
|
||
above the bottom; deployed
|
||
<date id="FFC11032FFDD426C66D3FCAAFDBEFCFD" box="[411,537,840,864]" pageId="3" pageNumber="174" value="1991-02-17">17/02/1991</date>
|
||
, recovered
|
||
<date id="FFC11032FFDD426C673BFC80FF4AFCE7" box="[115,237,866,890]" pageId="3" pageNumber="174" value="1991-09-21">21/09/1991</date>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3656579FFDD426C6739FC70FEA1FC64" pageId="3" pageNumber="174" type="etymology">
|
||
<paragraph id="8BC036F2FFDD426C6739FC70FEA1FC64" blockId="3.[112,648,914,1017]" pageId="3" pageNumber="174">ETYMOLOGY. — The species is named in honour of Alexis Khripounoff for his accomplishments in the study of particulate flux and organism supply in numerous deep-sea fields.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3656579FFDD426C6739FBF3FF19FB5A" pageId="3" pageNumber="174" type="diagnosis">
|
||
<paragraph id="8BC036F2FFDD426C6739FBF3FF19FB5A" blockId="3.[111,649,1040,1223]" pageId="3" pageNumber="174">
|
||
DIAGNOSIS. — Shell small (<
|
||
<quantity id="4C879B17FFDD426C66CBFBF2FE77FBB4" box="[387,464,1040,1065]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="3" pageNumber="174" unit="mm" value="2.5">2.5 mm</quantity>
|
||
), delicate; posterior adductor scar composed of linear elements. Siphon incomplete; no cirri on either siphonal opening. Incurrent siphon 1.1 to 3.5 times shell length. Mesoplax shape changes from an erect sheet to an anteriorly directed shallow triangle without strong vertical extensions with growth.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3656579FFDD426C6739FB0CFCEBFAFA" pageId="3" pageNumber="174" type="description">
|
||
<paragraph id="8BC036F2FFDD426C6739FB0CFB0CFD30" blockId="3.[111,649,1262,1700]" lastBlockId="3.[674,1211,533,1224]" pageId="3" pageNumber="174">
|
||
DESCRIPTION Shells exceedingly fragile, either due to long storage in formalin or to the great depth at which they were collected; almost always crumple when dried. Posterior adductor scar, as seen through intact shell, made of short, linear elements that appear to extend from near ventral shell edge to posterior-dorsal edge. Slight posterior extension (
|
||
<figureCitation id="13442A77FFDD426C6634FA29FE6CFA78" box="[380,459,1483,1509]" captionStart="FIG" captionStartId="4.[114,124,1183,1200]" captionTargetBox="[131,1209,218,1145]" captionTargetId="figure-279@4.[113,1209,218,1145]" captionTargetPageId="4" captionText="FIG. 2. — A, lateral view of an intact specimen of Xylophaga alexisi n. sp.; B, dorsal view of intact, larger specimen of X. alexisi n. sp. (note anteriorly directed mesoplax); C, dorsal view of smaller specimen of X. alexisi n. sp., mesoplax in erect stage, not readily seen from dorsal view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10081168" httpUri="https://zenodo.org/record/10081168/files/figure.png" pageId="3" pageNumber="174">Fig.2A</figureCitation>
|
||
). Prodissoconch II 412 Μm across, with regular growth lines (
|
||
<figureCitation id="13442A77FFDD426C657DFA09FDD2F998" box="[565,629,1515,1541]" captionStart="FIG" captionStartId="5.[112,123,652,669]" captionTargetBox="[113,646,215,614]" captionTargetId="figure-653@5.[113,646,214,614]" captionTargetPageId="5" captionText="FIG. 3.— SEM image of the umboregion of a specimen of Xylophaga alexisi n. sp.: M, mesoplax; PD II, prodissoconch II. Inferior to the edge of the prodissoconch, note the shell records the growth series during which it developed the characteristic wood-boring shape. Also note the ventral elaboration and ventral reflection of the toothed ridges on the dorsal beak. Scale bar: 50 µm." figureDoi="http://doi.org/10.5281/zenodo.10081170" httpUri="https://zenodo.org/record/10081170/files/figure.png" pageId="3" pageNumber="174">Fig. 3</figureCitation>
|
||
). Pronounced fold between posterior adductor scar and umbonal-ventral sulcus.Umbonal-ventral sulcus weak, shell slightly flattened at condyle. Posterior ridge broadly inflated, shell narrows dramatically just posterior to the inflation (
|
||
<figureCitation id="13442A77FFDD426C66F0F96BFDAAF93E" box="[440,525,1673,1699]" captionStart="FIG" captionStartId="4.[114,124,1183,1200]" captionTargetBox="[131,1209,218,1145]" captionTargetId="figure-279@4.[113,1209,218,1145]" captionTargetPageId="4" captionText="FIG. 2. — A, lateral view of an intact specimen of Xylophaga alexisi n. sp.; B, dorsal view of intact, larger specimen of X. alexisi n. sp. (note anteriorly directed mesoplax); C, dorsal view of smaller specimen of X. alexisi n. sp., mesoplax in erect stage, not readily seen from dorsal view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10081168" httpUri="https://zenodo.org/record/10081168/files/figure.png" pageId="3" pageNumber="174">Fig. 2A</figureCitation>
|
||
). Umbonal reflection well developed, in larger individuals, supports the mesoplax. Gape between the right and left beaks notably broad. Beak with comparatively few toothed ridges parallel ventral margin. Ridges form narrow band at junction of beak and shell.
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDD426C65F3FD51FC74FCF6" blockId="3.[674,1211,533,1224]" pageId="3" pageNumber="174">
|
||
Mesoplax in small specimens, erect, comparatively thin, translucent, nearly invisible in dorsal view (
|
||
<figureCitation id="13442A77FFDD426C65E6FD10FCA4FC90" box="[686,771,754,781]" captionStart="FIG" captionStartId="4.[114,124,1183,1200]" captionTargetBox="[131,1209,218,1145]" captionTargetId="figure-279@4.[113,1209,218,1145]" captionTargetPageId="4" captionText="FIG. 2. — A, lateral view of an intact specimen of Xylophaga alexisi n. sp.; B, dorsal view of intact, larger specimen of X. alexisi n. sp. (note anteriorly directed mesoplax); C, dorsal view of smaller specimen of X. alexisi n. sp., mesoplax in erect stage, not readily seen from dorsal view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10081168" httpUri="https://zenodo.org/record/10081168/files/figure.png" pageId="3" pageNumber="174">Fig. 2C</figureCitation>
|
||
), becoming more anteriorly directed and calcified with growth; in larger specimens, forms a fairly broad triangle (
|
||
<figureCitation id="13442A77FFDD426C64C1FCD0FC7CFCD1" box="[905,987,818,844]" captionStart="FIG" captionStartId="4.[114,124,1183,1200]" captionTargetBox="[131,1209,218,1145]" captionTargetId="figure-279@4.[113,1209,218,1145]" captionTargetPageId="4" captionText="FIG. 2. — A, lateral view of an intact specimen of Xylophaga alexisi n. sp.; B, dorsal view of intact, larger specimen of X. alexisi n. sp. (note anteriorly directed mesoplax); C, dorsal view of smaller specimen of X. alexisi n. sp., mesoplax in erect stage, not readily seen from dorsal view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10081168" httpUri="https://zenodo.org/record/10081168/files/figure.png" pageId="3" pageNumber="174">Fig. 2B</figureCitation>
|
||
); with only minimal rounded vertical extensions.
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDD426C65F3FC93FCC1FB35" blockId="3.[674,1211,533,1224]" pageId="3" pageNumber="174">
|
||
Siphons, incomplete; excurrent siphon truncated (
|
||
<figureCitation id="13442A77FFDD426C65E3FC73FCA1FC36" box="[683,774,913,939]" captionStart="FIG" captionStartId="4.[114,124,1183,1200]" captionTargetBox="[131,1209,218,1145]" captionTargetId="figure-279@4.[113,1209,218,1145]" captionTargetPageId="4" captionText="FIG. 2. — A, lateral view of an intact specimen of Xylophaga alexisi n. sp.; B, dorsal view of intact, larger specimen of X. alexisi n. sp. (note anteriorly directed mesoplax); C, dorsal view of smaller specimen of X. alexisi n. sp., mesoplax in erect stage, not readily seen from dorsal view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10081168" httpUri="https://zenodo.org/record/10081168/files/figure.png" pageId="3" pageNumber="174">Fig. 2A</figureCitation>
|
||
). Excurrent opening a very small flap without detectable cirri, even in larger individuals (
|
||
<figureCitation id="13442A77FFDD426C65E4FC32FD4EFC77" box="[684,745,976,1002]" captionStart="FIG" captionStartId="6.[112,123,977,994]" captionTargetBox="[113,1209,215,941]" captionTargetId="figure-424@6.[387,662,577,760]" captionTargetPageId="6" captionText="FIG. 4. — Excurrent siphonal opening of Xylophaga alexisi n. sp., SEM: A, lateral view; B, dorsal view. Scale bars: A, 10 µm; B, 100 µm." figureDoi="http://doi.org/10.5281/zenodo.10081172" httpUri="https://zenodo.org/record/10081172/files/figure.png" pageId="3" pageNumber="174">Fig. 4</figureCitation>
|
||
). Very faint impressions of longitudinal walls detectable immediately distal to excurrent opening visible in limited number of specimens (
|
||
<figureCitation id="13442A77FFDD426C631FFBEDFB0CFBB7" box="[1111,1195,1039,1066]" captionStart="FIG" captionStartId="6.[112,123,977,994]" captionTargetBox="[113,1209,215,941]" captionTargetId="figure-424@6.[387,662,577,760]" captionTargetPageId="6" captionText="FIG. 4. — Excurrent siphonal opening of Xylophaga alexisi n. sp., SEM: A, lateral view; B, dorsal view. Scale bars: A, 10 µm; B, 100 µm." figureDoi="http://doi.org/10.5281/zenodo.10081172" httpUri="https://zenodo.org/record/10081172/files/figure.png" pageId="3" pageNumber="174">Fig. 4B</figureCitation>
|
||
). Incurrent siphon long, 2.5 to 3.5 times shell length (
|
||
<figureCitation id="13442A77FFDD426C65E2FBADFD5AFBF4" box="[682,765,1103,1129]" captionStart="FIG" captionStartId="4.[114,124,1183,1200]" captionTargetBox="[131,1209,218,1145]" captionTargetId="figure-279@4.[113,1209,218,1145]" captionTargetPageId="4" captionText="FIG. 2. — A, lateral view of an intact specimen of Xylophaga alexisi n. sp.; B, dorsal view of intact, larger specimen of X. alexisi n. sp. (note anteriorly directed mesoplax); C, dorsal view of smaller specimen of X. alexisi n. sp., mesoplax in erect stage, not readily seen from dorsal view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10081168" httpUri="https://zenodo.org/record/10081168/files/figure.png" pageId="3" pageNumber="174">Fig. 2A</figureCitation>
|
||
), opening lacks cirri (
|
||
<figureCitation id="13442A77FFDD426C64A9FBADFB91FBF4" box="[993,1078,1103,1129]" captionStart="FIG" captionStartId="4.[114,124,1183,1200]" captionTargetBox="[131,1209,218,1145]" captionTargetId="figure-279@4.[113,1209,218,1145]" captionTargetPageId="4" captionText="FIG. 2. — A, lateral view of an intact specimen of Xylophaga alexisi n. sp.; B, dorsal view of intact, larger specimen of X. alexisi n. sp. (note anteriorly directed mesoplax); C, dorsal view of smaller specimen of X. alexisi n. sp., mesoplax in erect stage, not readily seen from dorsal view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10081168" httpUri="https://zenodo.org/record/10081168/files/figure.png" pageId="3" pageNumber="174">Figs 2A</figureCitation>
|
||
;
|
||
<figureCitation id="13442A77FFDD426C6308FBADFBF7FBF7" box="[1088,1104,1103,1130]" captionStart="FIG" captionStartId="7.[113,124,945,962]" captionTargetBox="[113,646,215,907]" captionTargetId="figure-578@7.[112,647,214,908]" captionTargetPageId="7" captionText="FIG. 5. — Incurrent siphonal opening of Xylophaga alexisi n. sp., SEM. Note absence of cirri. Scale bar: 30 µm." figureDoi="http://doi.org/10.5281/zenodo.10081174" httpUri="https://zenodo.org/record/10081174/files/figure.png" pageId="3" pageNumber="174">5</figureCitation>
|
||
). Growth of excurrent and incurrent siphons isometric relative to each other.
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDD426C65F3FB4CFB1DFB55" blockId="3.[674,1211,533,1224]" box="[699,1210,1198,1224]" pageId="3" pageNumber="174">No small individuals found attached to larger ones.</paragraph>
|
||
<paragraph id="8BC036F2FFDD426C65EDFB0CFCEBFAFA" blockId="3.[674,1211,1261,1383]" pageId="3" pageNumber="174">
|
||
<emphasis id="B90BEAE0FFDD426C65EDFB0CFC0DFA9A" box="[677,938,1261,1287]" italics="true" pageId="3" pageNumber="174">
|
||
Measurements of
|
||
<typeStatus id="54C48850FFDD426C641FFB0FFC0DFA9A" box="[855,938,1261,1287]" pageId="3" pageNumber="174" type="holotype">holotype</typeStatus>
|
||
</emphasis>
|
||
Shell length
|
||
<quantity id="4C879B17FFDD426C646AFAEFFCD1FABA" box="[802,886,1293,1319]" metricMagnitude="-3" metricUnit="m" metricValue="2.3" pageId="3" pageNumber="174" unit="mm" value="2.3">2.3 mm</quantity>
|
||
; width
|
||
<quantity id="4C879B17FFDD426C64F7FAEFFBB4FABA" box="[959,1043,1293,1320]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="3" pageNumber="174" unit="mm" value="2.5">2.5 mm</quantity>
|
||
; height
|
||
<quantity id="4C879B17FFDD426C632AFAEFFB10FABA" box="[1122,1207,1293,1320]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="3" pageNumber="174" unit="mm" value="2.5">2.5 mm</quantity>
|
||
. Incurrent siphon length
|
||
<quantity id="4C879B17FFDD426C64EDFACEFC5BFADA" box="[933,1020,1324,1351]" metricMagnitude="-3" metricUnit="m" metricValue="6.3" pageId="3" pageNumber="174" unit="mm" value="6.3">6.3 mm</quantity>
|
||
; excurrent siphon length
|
||
<quantity id="4C879B17FFDD426C65A6FAAEFCEFFAFA" box="[750,840,1356,1383]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="3" pageNumber="174" unit="mm" value="2.5">2.5 mm</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3656579FFDD426A65EDFA6EFB1FFD50" lastPageId="5" lastPageNumber="176" pageId="3" pageNumber="174" type="discussion">
|
||
<paragraph id="8BC036F2FFDD426C65EDFA6EFCAEFA39" blockId="3.[677,1212,1420,1700]" box="[677,777,1420,1446]" pageId="3" pageNumber="174">REMARKS</paragraph>
|
||
<paragraph id="8BC036F2FFDD426C65EDFA49FB1BF93E" blockId="3.[677,1212,1420,1700]" pageId="3" pageNumber="174">
|
||
Based on the specimens examined, all over
|
||
<quantity id="4C879B17FFDD426C65EDFA29FD5AFA7B" box="[677,765,1483,1510]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" pageId="3" pageNumber="174" unit="mm" value="1.2">1.2 mm</quantity>
|
||
in length, the present species is unique in having an incomplete siphon with no cirri on either siphonal opening and having a linear rather than herringbone pattern to the posterior adductor scar.
|
||
<tableCitation id="C6FD0349FFDD426C6405F9A8FC06F9F9" box="[845,929,1610,1636]" captionStart="TABLE" captionStartId="3.[120,131,215,232]" captionText="TABLE 1. — Xylophaga alexisi n. sp. compared in key characters to overtly similar species. Abbreviation:PAS, posterior adductor scar." pageId="3" pageNumber="174">Table 1</tableCitation>
|
||
compares this species to those previously named that are overtly similar.
|
||
<taxonomicName id="4C7F4D71FFDD426C65EFF96BFCFCF93E" authorityName="Voight & Segonzac" authorityYear="2012" box="[679,859,1673,1699]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
|
||
<emphasis id="B90BEAE0FFDD426C65EFF96BFCFCF93E" box="[679,859,1673,1699]" italics="true" pageId="3" pageNumber="174">Xylophaga alexisi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A238579BFFDD426C642CF968FC06F939" box="[868,929,1674,1700]" pageId="3" pageNumber="174" rank="species">n. sp.</taxonomicNameLabel>
|
||
is separable from
|
||
<taxonomicName id="4C7F4D71FFDD426C6326F968FB1BF93E" authorityName="Harvey" authorityYear="1996" box="[1134,1212,1674,1699]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="3" pageNumber="174" phylum="Mollusca" rank="species" species="ricei">
|
||
<emphasis id="B90BEAE0FFDD426C6326F968FB1BF93E" box="[1134,1212,1674,1699]" italics="true" pageId="3" pageNumber="174">X. ricei</emphasis>
|
||
</taxonomicName>
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDA426B673AFF39FF24FF6E" blockId="4.[114,131,219,243]" box="[114,131,219,243]" pageId="4" pageNumber="175">A</paragraph>
|
||
<paragraph id="8BC036F2FFDA426B673AFD3FFF23FD68" blockId="4.[114,132,733,757]" box="[114,132,733,757]" pageId="4" pageNumber="175">B</paragraph>
|
||
<caption id="DF00667AFFDA426B673AFB7DFE3AFB43" ID-DOI="http://doi.org/10.5281/zenodo.10081168" ID-Zenodo-Dep="10081168" httpUri="https://zenodo.org/record/10081168/files/figure.png" pageId="4" pageNumber="175" startId="4.[114,124,1183,1200]" targetBox="[131,1209,218,1145]" targetPageId="4">
|
||
<paragraph id="8BC036F2FFDA426B673AFB7DFE3AFB43" blockId="4.[113,1211,1183,1246]" pageId="4" pageNumber="175">
|
||
FIG. 2. —
|
||
<emphasis id="B90BEAE0FFDA426B6789FB7DFF69FB2D" bold="true" box="[193,206,1183,1200]" pageId="4" pageNumber="175">A</emphasis>
|
||
, lateral view of an intact specimen of
|
||
<taxonomicName id="4C7F4D71FFDA426B6541FB7DFD30FB2D" authorityName="Voight & Segonzac" authorityYear="2012" box="[521,663,1183,1200]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
|
||
<emphasis id="B90BEAE0FFDA426B6541FB7DFD30FB2D" box="[521,663,1183,1200]" italics="true" pageId="4" pageNumber="175">Xylophaga alexisi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A238579BFFDA426B65D4FB7DFD69FB2D" box="[668,718,1183,1200]" pageId="4" pageNumber="175" rank="species">n. sp.</taxonomicNameLabel>
|
||
;
|
||
<emphasis id="B90BEAE0FFDA426B659DFB7DFD45FB2D" bold="true" box="[725,738,1183,1200]" pageId="4" pageNumber="175">B</emphasis>
|
||
, dorsal view of intact, larger specimen of
|
||
<taxonomicName id="4C7F4D71FFDA426B6376FB7DFB21FB2D" authorityName="Voight & Segonzac" authorityYear="2012" box="[1086,1158,1183,1200]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
|
||
<emphasis id="B90BEAE0FFDA426B6376FB7DFB21FB2D" box="[1086,1158,1183,1200]" italics="true" pageId="4" pageNumber="175">X. alexisi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A238579BFFDA426B63C3FB7DFB1CFB2D" box="[1163,1211,1183,1200]" pageId="4" pageNumber="175" rank="species">n. sp.</taxonomicNameLabel>
|
||
(note anteriorly directed mesoplax);
|
||
<emphasis id="B90BEAE0FFDA426B66D5FB54FE0CFB5A" bold="true" box="[413,427,1206,1223]" pageId="4" pageNumber="175">C</emphasis>
|
||
, dorsal view of smaller specimen of
|
||
<taxonomicName id="4C7F4D71FFDA426B6594FB54FC83FB5A" authorityName="Voight & Segonzac" authorityYear="2012" box="[732,804,1206,1223]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
|
||
<emphasis id="B90BEAE0FFDA426B6594FB54FC83FB5A" box="[732,804,1206,1223]" italics="true" pageId="4" pageNumber="175">X. alexisi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A238579BFFDA426B6462FB54FCFBFB5A" box="[810,860,1206,1223]" pageId="4" pageNumber="175" rank="species">n. sp.</taxonomicNameLabel>
|
||
, mesoplax in erect stage, not readily seen from dorsal view. Scale bars: 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BC036F2FFDA426B6739FACFFB8BFA7B" blockId="4.[112,647,1324,1700]" lastBlockId="4.[675,1212,1325,1700]" pageId="4" pageNumber="175">
|
||
from
|
||
<geoCoordinate id="EE4B5035FFDA426B67F9FACFFF48FADA" box="[177,239,1325,1351]" degrees="31" direction="north" orientation="latitude" pageId="4" pageNumber="175" precision="55555" value="31.0">31°N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="EE4B5035FFDA426B67B5FACFFE99FADA" box="[253,318,1325,1351]" degrees="20" direction="west" orientation="longitude" pageId="4" pageNumber="175" precision="55555" value="-20.0">20°W</geoCoordinate>
|
||
,
|
||
<emphasis id="B90BEAE0FFDA426B6602FACFFEF4FADB" box="[330,339,1325,1350]" italics="true" pageId="4" pageNumber="175">c</emphasis>
|
||
.
|
||
<quantity id="4C879B17FFDA426B662CFACEFE1AFADA" box="[356,445,1324,1351]" metricMagnitude="3" metricUnit="m" metricValue="5.0" pageId="4" pageNumber="175" unit="m" value="5000.0">5000 m</quantity>
|
||
depth (
|
||
<figureCitation id="13442A77FFDA426B655FFACFFDF0FADA" box="[535,599,1325,1351]" captionStart="FIG" captionStartId="2.[677,688,894,911]" captionTargetBox="[681,695,276,854]" captionTargetPageId="2" captionText="FIG. 1. — A, collection locality of Xylophaga alexisi n. sp. at 21°N, 30°W; R, collection locality of Xylophaga ricei Harvey, 1996 at 31°N, 20°W. (From Ryan et al. 2009, modified by Y. Lagabrielle.)" figureDoi="http://doi.org/10.5281/zenodo.10081166" httpUri="https://zenodo.org/record/10081166/files/figure.png" pageId="4" pageNumber="175">Fig. 1</figureCitation>
|
||
) by the subterminal excurrent siphon in that species and the incomplete siphon in the present species.
|
||
<taxonomicName id="4C7F4D71FFDA426B6738FA6EFEBFFA38" authorityName="Harvey" authorityYear="1996" box="[112,280,1420,1446]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="ricei">
|
||
<emphasis id="B90BEAE0FFDA426B6738FA6EFEBFFA38" box="[112,280,1420,1446]" italics="true" pageId="4" pageNumber="175">Xylophaga ricei</emphasis>
|
||
</taxonomicName>
|
||
is similar to
|
||
<taxonomicName id="4C7F4D71FFDA426B66FCFA6EFF0AFA58" authority="Voight, 2009" authorityName="Voight" authorityYear="2009" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="pacifica">
|
||
<emphasis id="B90BEAE0FFDA426B66FCFA6EFD8FFA3B" box="[436,552,1420,1446]" italics="true" pageId="4" pageNumber="175">X. pacifica</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDA426B657BFA6EFF0AFA58" author="VOIGHT J. R." pageId="4" pageNumber="175" pagination="167 - 174" refId="ref5410" refString="VOIGHT J. R. 2009. - Near-Shore and offshore woodboring bivalves (Myoida: Pholadidae: Xylophagainae) of the deep eastern Pacific Ocean: Diversity and reproduction. Journal of Molluscan Studies 75: 167 - 174." type="journal article" year="2009">Voight, 2009</bibRefCitation>
|
||
</taxonomicName>
|
||
, but lacks brooded young. The incomplete siphon of
|
||
<taxonomicName id="4C7F4D71FFDA426B6791FA2EFE93FA78" authorityName="Voight & Segonzac" authorityYear="2012" box="[217,308,1483,1509]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
|
||
<emphasis id="B90BEAE0FFDA426B6791FA2EFE93FA78" box="[217,308,1483,1509]" italics="true" pageId="4" pageNumber="175">X. alexisi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A238579BFFDA426B6672FA2EFED4FA7B" box="[314,371,1484,1510]" pageId="4" pageNumber="175" rank="species">n. sp.</taxonomicNameLabel>
|
||
separates it from
|
||
<taxonomicName id="4C7F4D71FFDA426B6561FA2EFEAEF998" authority="Harvey, 1996" authorityName="Harvey" authorityYear="1996" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="anselli">
|
||
<emphasis id="B90BEAE0FFDA426B6561FA2EFD22FA78" box="[553,645,1483,1509]" italics="true" pageId="4" pageNumber="175">X. anselli</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDA426B6739FA09FEAEF998" author="HARVEY R." box="[113,265,1515,1541]" pageId="4" pageNumber="175" pagination="473 - 481" refId="ref4925" refString="HARVEY R. 1996. - Deep water Xylophagaidae (Pelecypoda: Pholadacea) from the North Atlantic with descriptions of three new species. Journal of Conchology London 35: 473 - 481." type="journal article" year="1996">Harvey, 1996</bibRefCitation>
|
||
</taxonomicName>
|
||
with a complete siphon (
|
||
<figureCitation id="13442A77FFDA426B6560FA09FD21F998" box="[552,646,1515,1541]" captionStart="FIG" captionStartId="8.[113,124,1291,1308]" captionTargetBox="[114,1208,217,1253]" captionTargetId="figure-242@8.[113,1209,216,1236]" captionTargetPageId="8" captionText="FIG. 6. — A, Xylophaga alexisi n. sp., lateral view to define “incomplete siphon” in which the excurrent siphon is considerably shorter than the incurrent siphon;B, Xylophaga pacifica Voight,2009,lateral view to define “complete siphon”,in which both siphonal openings are roughly equal in length. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10081176" httpUri="https://zenodo.org/record/10081176/files/figure.png" pageId="4" pageNumber="175">Figure 6</figureCitation>
|
||
illustrates the difference between these character states); the latter species appears similar to
|
||
<taxonomicName id="4C7F4D71FFDA426B6739F9A9FE3BF9F9" authority="Voight, 2007" authorityName="Voight" authorityYear="2007" box="[113,412,1610,1636]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="heterosiphon">
|
||
<emphasis id="B90BEAE0FFDA426B6739F9A9FEADF9F9" box="[113,266,1610,1636]" italics="true" pageId="4" pageNumber="175">X. heterosiphon</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDA426B6647F9A8FE3BF9F9" author="VOIGHT J. R." box="[271,412,1610,1636]" pageId="4" pageNumber="175" pagination="377 - 391" refId="ref5336" refString="VOIGHT J. R. 2007. - Experimental deep-sea deployments reveal diverse northeast Pacific wood-boring bivalves of Xylophagainae (Myoida: Pholadidae). Journal of Molluscan Studies 73: 377 - 391." type="journal article" year="2007">Voight, 2007</bibRefCitation>
|
||
</taxonomicName>
|
||
. Its incomplete siphon also distinguishes it from
|
||
<taxonomicName id="4C7F4D71FFDA426B66DBF988FF0AF93E" authority="Richards, 1942" authorityName="Richards" authorityYear="1942" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="atlantica">
|
||
<emphasis id="B90BEAE0FFDA426B66DBF988FDB4F91E" box="[403,531,1641,1667]" italics="true" pageId="4" pageNumber="175">X. atlantica</emphasis>
|
||
Richards, 1942
|
||
</taxonomicName>
|
||
; this species, reported on the Mid-Atlantic Ridge (
|
||
<bibRefCitation id="EFEE4B03FFDA426B65BFFACFFC40FADA" author="GAUDRON S. M. & PRADILLON F. & PAILLERET M. & DUPERRON S. & LE BRIS N. & GAILL F." box="[759,999,1325,1351]" pageId="4" pageNumber="175" pagination="1 - 12" refId="ref4871" refString="GAUDRON S. M., PRADILLON F., PAILLERET M., DUPERRON S., LE BRIS N. & GAILL F. 2010. - Colonization of organic substrates deployed in deep-sea reducing habitats by symbiotic species and associated fauna. Marine Environmental Research 70: 1 - 12." type="journal article" year="2010">
|
||
Gaudron
|
||
<emphasis id="B90BEAE0FFDA426B642FFACFFC30FADA" box="[871,919,1325,1351]" italics="true" pageId="4" pageNumber="175">et al</emphasis>
|
||
. 2010
|
||
</bibRefCitation>
|
||
), has an excurrent siphon only slightly shorter than the incurrent. The linear elements in the posterior adductor scar distinguish this species from
|
||
<taxonomicName id="4C7F4D71FFDA426B64A3FA6EFD45FA58" authority="Voight, 2007" authorityName="Voight" authorityYear="2007" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="oregona">
|
||
<emphasis id="B90BEAE0FFDA426B64A3FA6EFBFAFA38" box="[1003,1117,1420,1445]" italics="true" pageId="4" pageNumber="175">X. oregona</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDA426B632EFA6EFD45FA58" author="VOIGHT J. R." pageId="4" pageNumber="175" pagination="377 - 391" refId="ref5336" refString="VOIGHT J. R. 2007. - Experimental deep-sea deployments reveal diverse northeast Pacific wood-boring bivalves of Xylophagainae (Myoida: Pholadidae). Journal of Molluscan Studies 73: 377 - 391." type="journal article" year="2007">Voight, 2007</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C7F4D71FFDA426B65B8FA4EFBE6FA58" authority="Bartsch, 1921" authorityName="Bartsch" authorityYear="1921" box="[752,1089,1451,1477]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="washingtona">
|
||
<emphasis id="B90BEAE0FFDA426B65B8FA4EFC3FFA58" box="[752,920,1451,1477]" italics="true" pageId="4" pageNumber="175">X. washingtona</emphasis>
|
||
Bartsch, 1921
|
||
</taxonomicName>
|
||
and other species in
|
||
<bibRefCitation id="EFEE4B03FFDA426B645FFA29FC62FA78" author="TURNER R. D." box="[791,965,1483,1509]" pageId="4" pageNumber="175" refId="ref5212" refString="TURNER R. D. 2002. - On the subfamily Xylophagainae" type="book" year="2002">Turner’s (2002)</bibRefCitation>
|
||
group 5.
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDA426A65F4FA09FEE3FA3B" blockId="4.[675,1212,1325,1700]" lastBlockId="5.[112,649,849,1446]" lastPageId="5" lastPageNumber="176" pageId="4" pageNumber="175">
|
||
The incomplete siphon of the present species (
|
||
<figureCitation id="13442A77FFDA426B65E6F9E8FD48F9B8" box="[686,751,1546,1573]" captionStart="FIG" captionStartId="8.[113,124,1291,1308]" captionTargetBox="[114,1208,217,1253]" captionTargetId="figure-242@8.[113,1209,216,1236]" captionTargetPageId="8" captionText="FIG. 6. — A, Xylophaga alexisi n. sp., lateral view to define “incomplete siphon” in which the excurrent siphon is considerably shorter than the incurrent siphon;B, Xylophaga pacifica Voight,2009,lateral view to define “complete siphon”,in which both siphonal openings are roughly equal in length. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10081176" httpUri="https://zenodo.org/record/10081176/files/figure.png" pageId="4" pageNumber="175">Fig. 6</figureCitation>
|
||
) could be argued to ally it with species in Turner’s groups 5 or 6; Turner understood this character to be unique to these two groups. The present species, however, appears to be more closely allied with the enigmatic
|
||
<taxonomicName id="4C7F4D71FFDA426B6432F968FB05F93E" authority="Voight, 2007" authorityName="Voight" authorityYear="2007" box="[890,1186,1673,1699]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="4" pageNumber="175" phylum="Mollusca" rank="species" species="microchira">
|
||
<emphasis id="B90BEAE0FFDA426B6432F968FBA0F93E" box="[890,1031,1673,1699]" italics="true" pageId="4" pageNumber="175">X. microchira</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDA426B6347F96BFB05F93E" author="VOIGHT J. R." box="[1039,1186,1673,1699]" pageId="4" pageNumber="175" pagination="377 - 391" refId="ref5336" refString="VOIGHT J. R. 2007. - Experimental deep-sea deployments reveal diverse northeast Pacific wood-boring bivalves of Xylophagainae (Myoida: Pholadidae). Journal of Molluscan Studies 73: 377 - 391." type="journal article" year="2007">Voight, 2007</bibRefCitation>
|
||
</taxonomicName>
|
||
, a member of the off-shore northeast Pacific fauna (
|
||
<bibRefCitation id="EFEE4B03FFDB426A6732FC93FEADFC16" author="VOIGHT J. R." box="[122,266,881,907]" pageId="5" pageNumber="176" pagination="167 - 174" refId="ref5410" refString="VOIGHT J. R. 2009. - Near-Shore and offshore woodboring bivalves (Myoida: Pholadidae: Xylophagainae) of the deep eastern Pacific Ocean: Diversity and reproduction. Journal of Molluscan Studies 75: 167 - 174." type="journal article" year="2009">Voight 2009</bibRefCitation>
|
||
). Both species share an incomplete siphon, a mesoplax that develops an anterior fold with growth and an excurrent siphon that grows isometrically relative to the incurrent siphon; the relationship between the siphon lengths in the present species is y = 1.0 x-0.99; r2 = 0.92, essentially parallel to that of
|
||
<taxonomicName id="4C7F4D71FFDB426A6627FBD2FE5CFBD4" authorityName="Voight" authorityYear="2007" box="[367,507,1071,1097]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="5" pageNumber="176" phylum="Mollusca" rank="species" species="microchira">
|
||
<emphasis id="B90BEAE0FFDB426A6627FBD2FE5CFBD4" box="[367,507,1071,1097]" italics="true" pageId="5" pageNumber="176">X. microchira</emphasis>
|
||
</taxonomicName>
|
||
, reported by
|
||
<bibRefCitation id="EFEE4B03FFDB426A6739FBADFEA8FBF4" author="VOIGHT J. R." box="[113,271,1103,1129]" pageId="5" pageNumber="176" pagination="377 - 391" refId="ref5336" refString="VOIGHT J. R. 2007. - Experimental deep-sea deployments reveal diverse northeast Pacific wood-boring bivalves of Xylophagainae (Myoida: Pholadidae). Journal of Molluscan Studies 73: 377 - 391." type="journal article" year="2007">Voight (2007)</bibRefCitation>
|
||
. The presence of conspicuous cirri at the excurrent opening in
|
||
<taxonomicName id="4C7F4D71FFDB426A66ECFB8DFD96FB15" authorityName="Voight" authorityYear="2007" box="[420,561,1134,1160]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="5" pageNumber="176" phylum="Mollusca" rank="species" species="microchira">
|
||
<emphasis id="B90BEAE0FFDB426A66ECFB8DFD96FB15" box="[420,561,1134,1160]" italics="true" pageId="5" pageNumber="176">X. microchira</emphasis>
|
||
</taxonomicName>
|
||
, shown by
|
||
<bibRefCitation id="EFEE4B03FFDB426A67DBFB6CFE23FB35" author="REFT A. J. & VOIGHT J. R." box="[147,388,1166,1192]" pageId="5" pageNumber="176" pagination="43 - 48" refId="ref5020" refString="REFT A. J. & VOIGHT J. R. 2009. - Sensory structures on siphons of wood-boring bivalves (Pholadidae: Xylophagainae: Xylophaga). The Nautilus 123: 43 - 48." type="journal article" year="2009">Reft & Voight (2009)</bibRefCitation>
|
||
, and the smaller cirri at the incurrent siphon readily separate the species. The present species is distinct from
|
||
<taxonomicName id="4C7F4D71FFDB426A654EFB2CFEB0FA9A" authority="Knudsen, 1961" authorityName="Knudsen" authorityYear="1961" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="5" pageNumber="176" phylum="Mollusca" rank="species" species="galatheae">
|
||
<emphasis id="B90BEAE0FFDB426A654EFB2CFD20FB7A" box="[518,647,1229,1255]" italics="true" pageId="5" pageNumber="176">X. galatheae</emphasis>
|
||
<bibRefCitation id="EFEE4B03FFDB426A6739FB0FFEB0FA9A" author="KNUDSEN J." box="[113,279,1261,1287]" pageId="5" pageNumber="176" pagination="163 - 209" refId="ref4995" refString="KNUDSEN J. 1961. - The bathyal and abyssal Xylophaga (Pholadidae, Bivalvia). Galathea Report 5: 163 - 209." type="book chapter" year="1961">Knudsen, 1961</bibRefCitation>
|
||
</taxonomicName>
|
||
by its shell shape, less pronounced umbonal-ventral sulcus and lack of a pronounced posterior extension.Although specimens of
|
||
<taxonomicName id="4C7F4D71FFDB426A6566FACFFD21FADA" authorityName="Voight & Segonzac" authorityYear="2012" box="[558,646,1325,1351]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="5" pageNumber="176" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
|
||
<emphasis id="B90BEAE0FFDB426A6566FACFFD21FADA" box="[558,646,1325,1351]" italics="true" pageId="5" pageNumber="176">X.alexisi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A238579BFFDB426A6739FAAFFF0DFAFA" box="[113,170,1357,1383]" pageId="5" pageNumber="176" rank="species">n. sp.</taxonomicNameLabel>
|
||
were examined by SEM, no apparent sensory structures such as those reported by
|
||
<bibRefCitation id="EFEE4B03FFDB426A66A5FA8EFF1BFA3B" author="REFT A. J. & VOIGHT J. R." pageId="5" pageNumber="176" pagination="43 - 48" refId="ref5020" refString="REFT A. J. & VOIGHT J. R. 2009. - Sensory structures on siphons of wood-boring bivalves (Pholadidae: Xylophagainae: Xylophaga). The Nautilus 123: 43 - 48." type="journal article" year="2009">Reft & Voight (2009)</bibRefCitation>
|
||
were found.
|
||
</paragraph>
|
||
<caption id="DF00667AFFDB426A6738FD6EFDEEFC93" ID-DOI="http://doi.org/10.5281/zenodo.10081170" ID-Zenodo-Dep="10081170" httpUri="https://zenodo.org/record/10081170/files/figure.png" pageId="5" pageNumber="176" startId="5.[112,123,652,669]" targetBox="[113,646,215,614]" targetPageId="5">
|
||
<paragraph id="8BC036F2FFDB426A6738FD6EFDEEFC93" blockId="5.[112,647,652,782]" pageId="5" pageNumber="176">
|
||
FIG. 3.— SEM image of the umbo region of a specimen of
|
||
<taxonomicName id="4C7F4D71FFDB426A657BFD6EFF03FD29" authorityName="Voight & Segonzac" authorityYear="2012" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="5" pageNumber="176" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
|
||
<emphasis id="B90BEAE0FFDB426A657BFD6EFF03FD29" italics="true" pageId="5" pageNumber="176">Xylophaga alexisi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A238579BFFDB426A67E3FD41FF78FD29" box="[171,223,675,692]" pageId="5" pageNumber="176" rank="species">n. sp.</taxonomicNameLabel>
|
||
:
|
||
<emphasis id="B90BEAE0FFDB426A67AFFD41FF5FFD29" bold="true" box="[231,248,675,692]" pageId="5" pageNumber="176">M</emphasis>
|
||
, mesoplax;
|
||
<emphasis id="B90BEAE0FFDB426A662AFD41FE29FD29" bold="true" box="[354,398,675,692]" pageId="5" pageNumber="176">PD II</emphasis>
|
||
, prodissoconch II. Inferior to the edge of the prodissoconch, note the shell records the growth series during which it developed the characteristic wood-boring shape. Also note the ventral elaboration and ventral reflection of the toothed ridges on the dorsal beak. Scale bar: 50 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BC036F2FFDB426A6739FA29FF5AFA78" blockId="5.[113,647,1483,1700]" box="[113,253,1483,1509]" pageId="5" pageNumber="176">
|
||
<emphasis id="B90BEAE0FFDB426A6739FA29FF5AFA78" box="[113,253,1483,1509]" italics="true" pageId="5" pageNumber="176">Habitat notes</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDB426A6739FA09FB1DFE8F" blockId="5.[113,647,1483,1700]" lastBlockId="5.[676,1210,216,274]" pageId="5" pageNumber="176">
|
||
As noted in the Introduction, the
|
||
<typeStatus id="54C48850FFDB426A66A0FA09FDBFF998" box="[488,536,1515,1541]" pageId="5" pageNumber="176">type</typeStatus>
|
||
locality is on a nutrient-limited abyssal plain with a fauna depauperate in both diversity and density. No major surface currents overlie the site. The bottom temperature is 2.4°C and its current speed is
|
||
<quantity id="4C879B17FFDB426A67C2F96BFF7DF93E" box="[138,218,1673,1699]" metricMagnitude="-2" metricUnit="m" metricValue="3.3" pageId="5" pageNumber="176" unit="cm" value="3.3">3.3 cm</quantity>
|
||
/sec. Details of the site are reported by
|
||
<bibRefCitation id="EFEE4B03FFDB426A65EDFF3AFC24FF6F" author="AUFFRET G. A. & GEISTDOERFER P. & GAILLARD J. - F. & REYSS J. L. & RABOUILLE C. & VOISSET M. & COUTELLE A. & MULLER C. & KERBRAT R. & MONTI S. & ONDREAS H. & MAUVIEL A." box="[677,899,216,242]" pageId="5" pageNumber="176" pagination="187 - 194" refId="ref4739" refString="AUFFRET G. A., GEISTDOERFER P., GAILLARD J. - F., REYSS J. L., RABOUILLE C., VOISSET M., COUTELLE A., MULLER C., KERBRAT R., MONTI S., ONDREAS H. & MAUVIEL A. 1992. - Caracterisation sedimentologique et biologique preliminaire des sites du projet EUMELI. Comptes rendus de l'academie des Sciences, Paris 314: 187 - 194." type="journal article" year="1992">
|
||
Auffret
|
||
<emphasis id="B90BEAE0FFDB426A65B1FF3BFC81FF6F" box="[761,806,216,242]" italics="true" pageId="5" pageNumber="176">et al</emphasis>
|
||
. (1992)
|
||
</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="EFEE4B03FFDB426A64C5FF3AFB12FF6F" author="VANGRIESHEIM A. & PIERRE C. & LAUBE E." box="[909,1205,216,242]" pageId="5" pageNumber="176" pagination="15 - 20" refId="ref5288" refString="VANGRIESHEIM A., PIERRE C. & LAUBE E. 1993. - Hydrological conditions in the EUMELI area in the N-E tropical Atlantic: water masses, variability of productivity / regeneration and particle load. Annales de l'Institut oceanographique 69: 15 - 20." type="journal article" year="1993">
|
||
Vangriesheim
|
||
<emphasis id="B90BEAE0FFDB426A6363FF3BFBFFFF6F" box="[1067,1112,216,242]" italics="true" pageId="5" pageNumber="176">et al</emphasis>
|
||
. (1993)
|
||
</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="EFEE4B03FFDB426A65ECFF15FC0CFE8F" author="KHRIPOUNOFF A. & VANGRIESHEIM A. & CRASSOUS P." box="[676,939,247,274]" pageId="5" pageNumber="176" pagination="193 - 216" refId="ref4960" refString="KHRIPOUNOFF A., VANGRIESHEIM A. & CRASSOUS P. 1998. - Vertical and temporal variations of particle fluxes in the deep tropical Atlantic. Deep-sea Research 45: 193 - 216." type="journal article" year="1998">
|
||
Khripounoff
|
||
<emphasis id="B90BEAE0FFDB426A6466FF1AFCF0FE8C" box="[814,855,247,273]" italics="true" pageId="5" pageNumber="176">et al</emphasis>
|
||
. (1998)
|
||
</bibRefCitation>
|
||
and
|
||
<bibRefCitation id="EFEE4B03FFDB426A6494FF15FB11FE8F" author="GALERON J. & SIBUET M. & MAHAUT M. - L. & DINET A." box="[988,1206,247,274]" pageId="5" pageNumber="176" refId="ref4821" refString="GALERON J., SIBUET M., MAHAUT M. - L. & DINET A. 2000. - Variation in structure and biomass of the benthic communities at three contrasting sites in the" type="book" year="2000">
|
||
Galéron
|
||
<emphasis id="B90BEAE0FFDB426A637EFF1AFBF8FE8C" box="[1078,1119,247,273]" italics="true" pageId="5" pageNumber="176">et al</emphasis>
|
||
. (2000)
|
||
</bibRefCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDB426A65EBFED5FC35FECC" blockId="5.[674,1212,311,718]" box="[675,914,311,337]" pageId="5" pageNumber="176">
|
||
<emphasis id="B90BEAE0FFDB426A65EBFED5FC35FECC" box="[675,914,311,337]" italics="true" pageId="5" pageNumber="176">Settlement and Growth</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDB426A65EDFEB4FBDAFDB2" blockId="5.[674,1212,311,718]" pageId="5" pageNumber="176">
|
||
The wood, after 216 days at
|
||
<quantity id="4C879B17FFDB426A6498FEB4FB83FEEC" box="[976,1060,342,369]" metricMagnitude="3" metricUnit="m" metricValue="4.626" pageId="5" pageNumber="176" unit="m" value="4626.0">4626 m</quantity>
|
||
depth, carries an estimated 170 boreholes/cm2. Borers reached such high densities that the wood is transparent between adjacent, non-overlapping boreholes. Young bivalves appear to still have been recruiting to the block of wood, as very small, nearly circular individuals were seen on the block’s surface.
|
||
</paragraph>
|
||
<paragraph id="8BC036F2FFDB426A65F3FDD6FB1FFD50" blockId="5.[674,1212,311,718]" pageId="5" pageNumber="176">
|
||
Shell lengths of
|
||
<taxonomicName id="4C7F4D71FFDB426A6417FDD7FC1FFDD3" authorityName="Voight & Segonzac" authorityYear="2012" box="[863,952,564,590]" class="Bivalvia" family="Pholadidae" genus="Xylophaga" kingdom="Animalia" order="Myoida" pageId="5" pageNumber="176" phylum="Mollusca" rank="species" species="alexisi" status="sp. nov.">
|
||
<emphasis id="B90BEAE0FFDB426A6417FDD7FC1FFDD3" box="[863,952,564,590]" italics="true" pageId="5" pageNumber="176">X. alexisi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A238579BFFDB426A64F7FDD7FC50FDD2" box="[959,1015,565,591]" pageId="5" pageNumber="176" rank="species">n. sp.</taxonomicNameLabel>
|
||
are up to
|
||
<quantity id="4C879B17FFDB426A6317FDD6FB11FDD2" box="[1119,1206,564,591]" metricMagnitude="-3" metricUnit="m" metricValue="2.4" pageId="5" pageNumber="176" unit="mm" value="2.4">2.4 mm</quantity>
|
||
; siphons lengths are up to
|
||
<quantity id="4C879B17FFDB426A64F9FDB6FBAEFDF3" box="[945,1033,596,622]" metricMagnitude="-3" metricUnit="m" metricValue="8.3" pageId="5" pageNumber="176" unit="mm" value="8.3">8.3 mm</quantity>
|
||
. The growth rate of the largest specimen extracted would have been
|
||
<quantity id="4C879B17FFDB426A65EEFD71FCA8FD33" box="[678,783,659,686]" metricMagnitude="-5" metricUnit="m" metricValue="1.0999999999999999" pageId="5" pageNumber="176" unit="mm" value="0.011">0.011mm</quantity>
|
||
per day,or
|
||
<quantity id="4C879B17FFDB426A6432FD71FC71FD33" box="[890,982,659,686]" metricMagnitude="-4" metricUnit="m" metricValue="3.3" pageId="5" pageNumber="176" unit="mm" value="0.33">0.33mm</quantity>
|
||
per month, assuming it settled on the first day the wood was available at depth.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |