298 lines
36 KiB
XML
298 lines
36 KiB
XML
<document id="5B78CD352D33CE4DE185D7B387612750" ID-DOI="10.11646/zootaxa.3368.1.12" ID-ISSN="1175-5326" ID-Zenodo-Dep="5252476" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1629789377249" checkinUser="felipe" docAuthor="Lee, Jimin & Chang, Cheon Young" docDate="2012" docId="03FD87E3FFABFFD2A99526FA1057FEAC" docLanguage="en" docName="zt03368p255.pdf" docOrigin="Zootaxa 3368 (1)" docSource="https://biotaxa.org/Zootaxa/article/view/zootaxa.3368.1.12" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Tetranchyroderma insolitum Lee & Chang 2012, sp. nov." docType="treatment" docVersion="4" lastPageNumber="255" masterDocId="FFC4FF9BFFACFFD8A902266D1476FFC8" masterDocTitle="Three new gastrotrich species of the genus Tetranchyroderma (Macrodasyida: Thaumastodermatidae) from Korea" masterLastPageNumber="255" masterPageNumber="245" pageNumber="252" updateTime="1699112319620" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:mods id="AE38154E0BCABD79B0C77A0A2792D14D" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="6CB69972F1B131EEC95FA125BB49AF0B">
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<mods:title id="05B6EEEAED2B6D0386FC3E12F4687CD9">Three new gastrotrich species of the genus Tetranchyroderma (Macrodasyida: Thaumastodermatidae) from Korea</mods:title>
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<mods:name id="2659D7A68039BC820F655B85DA70D11F" type="personal">
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<mods:roleTerm id="14C3669DD1BF2AB28F0B02CBFE8F88EF">Author</mods:roleTerm>
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<mods:namePart id="4D5E41E117A286D4AEFDA7BD7B24558A">Lee, Jimin</mods:namePart>
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<mods:name id="4878E6DE55BC72B36BADD906FE893FC5" type="personal">
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<mods:roleTerm id="17E35AE6AEB78247D19C1BBC36DB25EB">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="6487E79BAA4CEC605906F4D8BF4E6269">Chang, Cheon Young</mods:namePart>
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<mods:nameIdentifier id="043B7C77E728B07659A61CB97B8F37BC" type="email">cychang@daegu.ac.kr</mods:nameIdentifier>
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<mods:typeOfResource id="5E9CA35A1ECC31612CB720E1E1436052">text</mods:typeOfResource>
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<mods:title id="4AAAFFCBD77770007FD59A7C471E26E0">Zootaxa</mods:title>
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<mods:part id="40F480F4F199354D8A9191C102CFF2A3">
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<mods:date id="5A7A6599A05AC63EF3EAC2B457DB035B">2012</mods:date>
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<mods:detail id="D5E061BA3286F906E824809519A49F4D" type="pubDate">
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<mods:number id="82F5AFB56EC7A2B43E277968DFC4D81F">2012-07-04</mods:number>
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<mods:detail id="C59887A3A35D36FADDD1F4D5552F70F2" type="volume">
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<mods:number id="D377966B8F69BEC87E48862873BCE4D9">3368</mods:number>
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<mods:detail id="FBC397E074CA2FB931F906C492D5E6BA" type="issue">
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<mods:number id="DF069D56AAF79EB4811838B48D3FE82C">1</mods:number>
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<mods:start id="63AA38B0F15E299D2125D5800B70D4E6">245</mods:start>
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<mods:end id="6022A651EC5C8D0304265DBECA71E304">255</mods:end>
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<mods:location id="BD012FD2A540BD7771DF6D9945B17B33">
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<mods:url id="086BC81622051CB7E49F96761444164B">https://biotaxa.org/Zootaxa/article/view/zootaxa.3368.1.12</mods:url>
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<mods:classification id="56FBCDC9C4C837A23A33C2F93CD52EDC">journal article</mods:classification>
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<mods:identifier id="AE1730C868373D0F4EECD512558BA5F6" type="DOI">10.11646/zootaxa.3368.1.12</mods:identifier>
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<mods:identifier id="95D5B118CCCFAB5683951A31B7E1B385" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="11E14130CA78C9369C6939899B9C6DC6" type="Zenodo-Dep">5252476</mods:identifier>
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<treatment id="03FD87E3FFABFFD2A99526FA1057FEAC" ID-DOI="http://doi.org/10.5281/zenodo.5254016" ID-Zenodo-Dep="5254016" LSID="urn:lsid:plazi:treatment:03FD87E3FFABFFD2A99526FA1057FEAC" httpUri="http://treatment.plazi.org/id/03FD87E3FFABFFD2A99526FA1057FEAC" lastPageId="10" lastPageNumber="255" pageId="7" pageNumber="252">
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<subSubSection id="C34E657EFFABFFDFA99526FA1623FF79" box="[151,597,151,177]" pageId="7" pageNumber="252" type="nomenclature">
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||
<paragraph id="8BEB36F5FFABFFDFA99526FA1623FF79" blockId="7.[151,597,151,210]" box="[151,597,151,177]" pageId="7" pageNumber="252">
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<heading id="D0A38199FFABFFDFA99526FA1623FF79" bold="true" box="[151,597,151,177]" fontSize="11" level="1" pageId="7" pageNumber="252" reason="1">
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||
<emphasis id="B920EAE7FFABFFDFA99526FA1623FF79" bold="true" box="[151,597,151,177]" pageId="7" pageNumber="252">
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||
<taxonomicName id="4C544D76FFABFFDFA99526FA1586FF79" ID-CoL="55PY7" authority="Lee & Chang, 2012" authorityName="Lee & Chang" authorityYear="2012" box="[151,496,151,177]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="7" pageNumber="252" phylum="Gastrotricha" rank="species" species="insolitum" status="sp. nov.">
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<emphasis id="B920EAE7FFABFFDFA99526FA1586FF79" bold="true" box="[151,496,151,177]" italics="true" pageId="7" pageNumber="252">Tetranchyroderma insolitum</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A213579CFFABFFDFA8F526FA1623FF79" box="[503,597,151,177]" pageId="7" pageNumber="252" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C34E657EFFABFFDFA99526D7156CFF1A" box="[151,282,186,210]" pageId="7" pageNumber="252" type="description">
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||
<paragraph id="8BEB36F5FFABFFDFA99526D7156CFF1A" blockId="7.[151,597,151,210]" box="[151,282,186,210]" pageId="7" pageNumber="252">
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(
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<figureCitation id="136F2A70FFABFFDFA99D26D71491FF1A" box="[159,231,186,210]" captionStart="FIGURE 4" captionStartId="8.[151,250,1979,2002]" captionTargetBox="[276,1306,178,1965]" captionTargetId="figure-51@8.[263,1316,165,1984]" captionTargetPageId="8" captionText="FIGURE 4. Tetranchyroderma insolitum sp. nov. A, habitus, dorsal view; B, habitus, ventral view; C, tetrancre; D, triancre. Scale bars = 50 µm (A, B), 10 µm (C, D)." figureDoi="http://doi.org/10.5281/zenodo.5252489" httpUri="https://zenodo.org/record/5252489/files/figure.png" pageId="7" pageNumber="252">Figs 4</figureCitation>
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,
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<figureCitation id="136F2A70FFABFFDFA9F126D71567FF1A" box="[243,273,186,210]" captionStart="FIGURE 5" captionStartId="9.[151,250,1356,1379]" captionTargetBox="[257,1330,195,1332]" captionTargetId="figure-279@9.[257,1330,195,1332]" captionTargetPageId="9" captionText="FIGURE 5. A–C, Tetranchyroderma aethesbregmum sp. nov.: A, head, dorsal view, DIC micrograph; B, head, frontal view, SEM micrograph; C, pentancres, SEM micrograph. D–E, Tetranchyroderma tritentaculatum sp. nov., SEM micrographs: D, mid-intestinal region showing a pair of dorsal adhesive tubes; E, pentancres. F, Tetranchyroderma insolitum sp. nov., cuticular armature with tetrancres and triancres mixed, SEM micrograph. Scale bars = 10 µm (A, B, D), 5 µm (C, E, F)." figureDoi="http://doi.org/10.5281/zenodo.5252493" httpUri="https://zenodo.org/record/5252493/files/figure.png" pageId="7" pageNumber="252">5F</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C34E657EFFABFFDFA995276E16CFFE3A" pageId="7" pageNumber="252" type="materials_examined">
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<paragraph id="8BEB36F5FFABFFDFA995276E179AFEF6" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">
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<emphasis id="B920EAE7FFABFFDFA995276E1531FED2" box="[151,327,258,283]" inLineHeading="true" pageId="7" pageNumber="252" reason="1">
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<emphasis id="B920EAE7FFABFFDFA995276E1536FED3" bold="true" box="[151,320,258,283]" pageId="7" pageNumber="252">Type material</emphasis>
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.
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</emphasis>
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<typeStatus id="54EF8857FFABFFDFA853276F15CFFED2" box="[337,441,258,282]" pageId="7" pageNumber="252" type="holotype">Holotype</typeStatus>
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(DBG1801) and
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<specimenCount id="9D52FD7CFFABFFDFAB87276F175EFED3" box="[645,808,258,283]" pageId="7" pageNumber="252" type="generic" typeStatus="paratypes">four paratypes</specimenCount>
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(DBG1802, 1803, NIBRIV0000245098, 0000245099) mounted in glycerin on H-S slides,
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<date id="FFEA1035FFABFFDFAB26274B16D8FEF6" box="[548,686,294,319]" pageId="7" pageNumber="252" value="2009-05-08">8 May 2009</date>
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,
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<emphasis id="B920EAE7FFABFFDFABBB274B16ADFEF6" box="[697,731,294,318]" italics="true" pageId="7" pageNumber="252">leg</emphasis>
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. J. Lee and C.Y. Chang.
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</paragraph>
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<paragraph id="8BEB36F5FFABFFDFA9C527261486FE4E" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">
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<materialsCitation id="3B3C3CA8FFABFFDFA9C52726149AFE4E" country="South Korea" county="Wando Island" elevation="2" latitude="34.32639" location="Myeongsasipri Beach" longLatPrecision="19" longitude="126.80945" municipality="Sinjido Island" pageId="7" pageNumber="252" specimenCount="1" typeStatus="holotype">
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<emphasis id="B920EAE7FFABFFDFA9C527261510FEAA" box="[199,358,330,355]" inLineHeading="true" pageId="7" pageNumber="252" reason="1">
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<emphasis id="B920EAE7FFABFFDFA9C527261529FEAB" bold="true" box="[199,351,330,355]" pageId="7" pageNumber="252">
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||
<typeStatus id="54EF8857FFABFFDFA9C527261574FEAB" box="[199,258,331,355]" pageId="7" pageNumber="252">Type</typeStatus>
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locality
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</emphasis>
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.
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</emphasis>
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<location id="8E8B602EFFABFFDFA86C27271613FEAA" LSID="urn:lsid:plazi:treatment:03FD87E3FFABFFD2A99526FA1057FEAC:8E8B602EFFABFFDFA86C27271613FEAA" box="[366,613,330,354]" country="South Korea" county="Wando Island" latitude="34.32639" longLatPrecision="19" longitude="126.80945" municipality="Sinjido Island" name="Myeongsasipri Beach" pageId="7" pageNumber="252">Myeongsasipri Beach</location>
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,
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<collectingMunicipality id="6B8FAC8FFFABFFDFAB7027271764FEAA" box="[626,786,330,354]" pageId="7" pageNumber="252">Sinjido Island</collectingMunicipality>
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, off
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<collectingCounty id="628A4E79FFABFFDFAA4527271792FEAA" box="[839,996,330,354]" pageId="7" pageNumber="252">Wando Island</collectingCounty>
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,
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<collectingCountry id="F3437665FFABFFDFAAF32726104EFEAA" box="[1009,1080,331,354]" name="South Korea" pageId="7" pageNumber="252">Korea</collectingCountry>
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,
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<geoCoordinate id="EE605032FFABFFDFAD47272710BCFEAA" box="[1093,1226,330,355]" degrees="34" direction="north" minutes="19" orientation="latitude" pageId="7" pageNumber="252" precision="15" seconds="35" value="34.32639">34°19'35"N</geoCoordinate>
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<geoCoordinate id="EE605032FFABFFDFADD027271112FEAA" box="[1234,1380,330,355]" degrees="126" direction="east" minutes="48" orientation="longitude" pageId="7" pageNumber="252" precision="15" seconds="34" value="126.80945">126°48'34"E</geoCoordinate>
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,
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<quantity id="4CAC9B10FFABFFDFAC70272714DBFE4E" metricMagnitude="0" metricUnit="m" metricValue="2.0" metricValueMax="3.0" metricValueMin="1.0" pageId="7" pageNumber="252" unit="m" value="2.0" valueMax="3.0" valueMin="1.0">
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||
<elevation id="0079D1C6FFABFFDFAC70272714DBFE4E" metricMagnitude="0" metricUnit="m" metricValue="2.0" metricValueMax="3.0" metricValueMin="1.0" pageId="7" pageNumber="252" unit="m" value="2.0" valueMax="3.0" valueMin="1.0">1–3 m</elevation>
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</quantity>
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deep
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||
</materialsCitation>
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.
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</paragraph>
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<paragraph id="8BEB36F5FFABFFDFA9C527FF16CFFE3A" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">
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<emphasis id="B920EAE7FFABFFDFA9C527FF163FFE62" box="[199,585,402,427]" inLineHeading="true" pageId="7" pageNumber="252" reason="1">
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<emphasis id="B920EAE7FFABFFDFA9C527FF1634FE63" bold="true" box="[199,578,402,427]" pageId="7" pageNumber="252">Additional material examined</emphasis>
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.
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</emphasis>
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Ten individuals mounted in glycerin, Myeongsasipri Beach, Sinjido Is.,Wando Is.,
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<date id="FFEA1035FFABFFDFA84127DB15A0FE06" box="[323,470,438,462]" pageId="7" pageNumber="252" value="2003-02-08">8 Feb. 2003</date>
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,
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<emphasis id="B920EAE7FFABFFDFA8E427DB167EFE06" box="[486,520,438,462]" italics="true" pageId="7" pageNumber="252">leg</emphasis>
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. J. Lee and C.Y. Chang; eight individuals in glycerin, Gasa Beach, Joyakdo Island,
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<date id="FFEA1035FFABFFDFA9E627B7150BFE3A" box="[228,381,474,498]" pageId="7" pageNumber="252" value="2010-11-15">15 Nov. 2010</date>
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,
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<emphasis id="B920EAE7FFABFFDFA88A27B615DCFE3B" box="[392,426,475,499]" italics="true" pageId="7" pageNumber="252">leg</emphasis>
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. J. Lee and C.Y. Chang.
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</paragraph>
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</subSubSection>
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<subSubSection id="C34E657EFFABFFDFA9C527921654FD96" pageId="7" pageNumber="252" type="etymology">
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<paragraph id="8BEB36F5FFABFFDFA9C527921654FD96" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">
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<emphasis id="B920EAE7FFABFFDFA9C52792153BFDDE" box="[199,333,511,535]" inLineHeading="true" pageId="7" pageNumber="252" reason="1">
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<emphasis id="B920EAE7FFABFFDFA9C527921530FDDF" bold="true" box="[199,326,511,535]" pageId="7" pageNumber="252">Etymology</emphasis>
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.
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</emphasis>
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The specific name,
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<taxonomicName id="4C544D76FFABFFDFAB32279316EEFDDE" authorityName="Lee & Chang" authorityYear="2012" box="[560,664,510,534]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="7" pageNumber="252" phylum="Gastrotricha" rank="species" species="insolitum">
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<emphasis id="B920EAE7FFABFFDFAB32279316EEFDDE" box="[560,664,510,534]" italics="true" pageId="7" pageNumber="252">insolitum</emphasis>
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</taxonomicName>
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, is derived from the Latin
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<emphasis id="B920EAE7FFABFFDFAAC727931052FDDE" box="[965,1060,510,534]" italics="true" pageId="7" pageNumber="252">insolitus</emphasis>
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, meaning “strange, odd, unusual, peculiar”, which alludes to the unusual cuticular armature with both triancres and tetrancres and peculiar earlobelike protrusions at ral corners head.
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</paragraph>
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</subSubSection>
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||
<subSubSection id="C34E657EFFABFFDFA9C5240710ECFCFE" pageId="7" pageNumber="252" type="diagnosis">
|
||
<paragraph id="8BEB36F5FFABFFDFA9C5240710ECFCFE" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">
|
||
<emphasis id="B920EAE7FFABFFDFA9C524071537FD4A" box="[199,321,618,643]" inLineHeading="true" pageId="7" pageNumber="252" reason="1">
|
||
<emphasis id="B920EAE7FFABFFDFA9C52407154CFD4B" bold="true" box="[199,314,618,643]" pageId="7" pageNumber="252">Diagnosis</emphasis>
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||
.
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||
</emphasis>
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||
A small
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<taxonomicName id="4C544D76FFABFFDFA8B4240616F2FD4B" authorityName="Remane" authorityYear="1926" box="[438,644,619,643]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="7" pageNumber="252" phylum="Gastrotricha" rank="genus">
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||
<emphasis id="B920EAE7FFABFFDFA8B4240616F2FD4B" box="[438,644,619,643]" italics="true" pageId="7" pageNumber="252">Tetranchyroderma</emphasis>
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</taxonomicName>
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an adult length to 389 µm; pharynx length to 101 µm; with round anterior border of head and an earlobe-like protrusion at each posterolateral corner the head; cephalic tentacles absent; with combined cuticular armature consisting of tetrancres and triancres; four dorsolateral cirratum-type tubes and six lateral cirrata per side; four TbA per side; 6–18 TbVL per side; a pair of foot-type TbV, each consisting of two tubes with different lengths; a pair of pedicles, trifid with two distal tubes and a dorsal cirratumtype tube, accompanied with 2–4 medial and three lateral tubes; copulatory organ pyriform.
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</paragraph>
|
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</subSubSection>
|
||
<subSubSection id="C34E657EFFABFFD1A9C5252F1609F97F" lastPageId="9" lastPageNumber="254" pageId="7" pageNumber="252" type="description">
|
||
<paragraph id="8BEB36F5FFABFFDFA9C5252F115DFC6A" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">
|
||
<emphasis id="B920EAE7FFABFFDFA9C5252F1599FC92" box="[199,495,834,859]" inLineHeading="true" pageId="7" pageNumber="252" reason="1">
|
||
<emphasis id="B920EAE7FFABFFDFA9C5252F159EFC93" bold="true" box="[199,488,834,859]" pageId="7" pageNumber="252">
|
||
Description of
|
||
<typeStatus id="54EF8857FFABFFDFA880252E159EFC93" box="[386,488,835,859]" pageId="7" pageNumber="252" type="holotype">holotype</typeStatus>
|
||
</emphasis>
|
||
.
|
||
</emphasis>
|
||
Body (
|
||
<figureCitation id="136F2A70FFABFFDFAB4C252F16A7FC92" box="[590,721,834,858]" captionStart="FIGURE 4" captionStartId="8.[151,250,1979,2002]" captionTargetBox="[276,1306,178,1965]" captionTargetId="figure-51@8.[263,1316,165,1984]" captionTargetPageId="8" captionText="FIGURE 4. Tetranchyroderma insolitum sp. nov. A, habitus, dorsal view; B, habitus, ventral view; C, tetrancre; D, triancre. Scale bars = 50 µm (A, B), 10 µm (C, D)." figureDoi="http://doi.org/10.5281/zenodo.5252489" httpUri="https://zenodo.org/record/5252489/files/figure.png" pageId="7" pageNumber="252">Fig. 4A, B</figureCitation>
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) oblong and slender, Lt 320 µm, vaulted dorsally, flattened ventrally; pharyngeal region slightly slender, and both sides nearly parallel; caudal pedicle elongate and naked; widths of head/neck/PhJIn/trunk/caudal base 44/31/34/41/25 µm at U5/U22/U36/U54/U92, respectively.
|
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</paragraph>
|
||
<paragraph id="8BEB36F5FFABFFDFA9C525C31106FBFA" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">
|
||
Head broad with gently convex anterior border; a pair of drooping, earlobe
|
||
<emphasis id="B920EAE7FFABFFDFAD0A25C21067FC0F" bold="true" box="[1032,1041,943,967]" pageId="7" pageNumber="252">-</emphasis>
|
||
like protrusions (not pestle organs), present at posterolateral corner of head (U8) with a short hair at each tip; without cephalic tentacles;18 sensory hairs (11–13 µm) implanted along anterodorsal border of oral hood, where are ancres lacking; shorter hairs (3–5 µm) surrounding mouth opening; numerous hairs (13–20 µm) aligned dorsolaterally and laterally at U12–U93.
|
||
</paragraph>
|
||
<paragraph id="8BEB36F5FFABFFDFA9C52253111AFBB2" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">Epidermal glands: 7–8 per side, beginning at U25 and ending at U91; generally oval, mixed in size (4X5–8X17 µm); a few small gland openings (2 µm in diameter) occurred on dorso- and ventrolateral surfaces, irregularly.</paragraph>
|
||
<paragraph id="8BEB36F5FFABFFDFA9C522EB1091FABE" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">
|
||
Cuticular armature (
|
||
<figureCitation id="136F2A70FFABFFDFA8AA22EB165AFB56" box="[424,556,1158,1182]" captionStart="FIGURE 4" captionStartId="8.[151,250,1979,2002]" captionTargetBox="[276,1306,178,1965]" captionTargetId="figure-51@8.[263,1316,165,1984]" captionTargetPageId="8" captionText="FIGURE 4. Tetranchyroderma insolitum sp. nov. A, habitus, dorsal view; B, habitus, ventral view; C, tetrancre; D, triancre. Scale bars = 50 µm (A, B), 10 µm (C, D)." figureDoi="http://doi.org/10.5281/zenodo.5252489" httpUri="https://zenodo.org/record/5252489/files/figure.png" pageId="7" pageNumber="252">Figs. 4C, D</figureCitation>
|
||
,
|
||
<figureCitation id="136F2A70FFABFFDFAB3A22EB1620FB56" box="[568,598,1158,1182]" captionStart="FIGURE 5" captionStartId="9.[151,250,1356,1379]" captionTargetBox="[257,1330,195,1332]" captionTargetId="figure-279@9.[257,1330,195,1332]" captionTargetPageId="9" captionText="FIGURE 5. A–C, Tetranchyroderma aethesbregmum sp. nov.: A, head, dorsal view, DIC micrograph; B, head, frontal view, SEM micrograph; C, pentancres, SEM micrograph. D–E, Tetranchyroderma tritentaculatum sp. nov., SEM micrographs: D, mid-intestinal region showing a pair of dorsal adhesive tubes; E, pentancres. F, Tetranchyroderma insolitum sp. nov., cuticular armature with tetrancres and triancres mixed, SEM micrograph. Scale bars = 10 µm (A, B, D), 5 µm (C, E, F)." figureDoi="http://doi.org/10.5281/zenodo.5252493" httpUri="https://zenodo.org/record/5252493/files/figure.png" pageId="7" pageNumber="252">5F</figureCitation>
|
||
) with numerous tetrancres and a small proportion of interspersed triancres, densely covering dorsal, lateral and ventrolateral surfaces; arranged in 14–17 columns in mid
|
||
<emphasis id="B920EAE7FFABFFDFADD122C610AAFB0B" bold="true" box="[1235,1244,1195,1219]" pageId="7" pageNumber="252">-</emphasis>
|
||
intestinal region, each column with up to 43–48 ancres; anterior and mid-dorsal surfaces of trunk with tetrancres only; remaining surfaces from dorsolateral to ventrolateral and posterior part of trunk mixed with tetrancres and triancres; tetrancres (
|
||
<figureCitation id="136F2A70FFABFFDFA99D237B1481FAE6" box="[159,247,1302,1326]" captionStart="FIGURE 4" captionStartId="8.[151,250,1979,2002]" captionTargetBox="[276,1306,178,1965]" captionTargetId="figure-51@8.[263,1316,165,1984]" captionTargetPageId="8" captionText="FIGURE 4. Tetranchyroderma insolitum sp. nov. A, habitus, dorsal view; B, habitus, ventral view; C, tetrancre; D, triancre. Scale bars = 50 µm (A, B), 10 µm (C, D)." figureDoi="http://doi.org/10.5281/zenodo.5252489" httpUri="https://zenodo.org/record/5252489/files/figure.png" pageId="7" pageNumber="252">Fig. 4C</figureCitation>
|
||
), 14 µm in diagonal length between opposite tines at mid-trunk region, a little smaller at anteriormost part of head (7 µm) and caudal base (6 µm); triancres (
|
||
<figureCitation id="136F2A70FFABFFDFABC923571752FA9A" box="[715,804,1338,1362]" captionStart="FIGURE 4" captionStartId="8.[151,250,1979,2002]" captionTargetBox="[276,1306,178,1965]" captionTargetId="figure-51@8.[263,1316,165,1984]" captionTargetPageId="8" captionText="FIGURE 4. Tetranchyroderma insolitum sp. nov. A, habitus, dorsal view; B, habitus, ventral view; C, tetrancre; D, triancre. Scale bars = 50 µm (A, B), 10 µm (C, D)." figureDoi="http://doi.org/10.5281/zenodo.5252489" httpUri="https://zenodo.org/record/5252489/files/figure.png" pageId="7" pageNumber="252">Fig. 4D</figureCitation>
|
||
), one side of triangles ca. 6 µm long, at posterior part of trunk region (U84), each tine arising from its own base; triancres distributed irregularly and rarely.
|
||
</paragraph>
|
||
<paragraph id="8BEB36F5FFABFFDFA9C523EF1636F9E2" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">Dorsolateral cirratum-type tubes four per side, slender, containing fine granules; more or less evenly spaced from U17 to U61, with foremost cirratum (12 µm long) in pharyngeal region at U17, and three cirrata from PhJIn to middle of intestinal region (15 µm, 10 µm, and 17 µm long) at U36, U46 and U61, respectively; third cirratum a little shorter, located more dorsally. Lateral cirrata six per side, 7–10 µm long, distributed from just ahead of PhJIn to posterior trunk region at U31–U79.</paragraph>
|
||
<paragraph id="8BEB36F5FFABFFDFA9C5205B153CF882" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">Adhesive tubes: TbA four per side, forming a feeble arc with a pair of subconical medial tubes (5 µm) and three ventrolateral tubes (6 µm) behind oral opening; a pair of foot-type TbV consisting of two tubes with different lengths (outer one usually much longer), fused at base, situated at posterior trunk region (U81 and U84), asymmetrically distributed; TbVL 16–18 per side, foremost tube (7 µm) located in anterior pharyngeal region at U13, remaining ones much larger, ranging from 9 µm to 23 µm in length, distributed from PhJIn to front of TbV at U32–U76; TbP, eight tubes on right side, 10 on left, forming little elongated pedicles (23 µm), each with two distal tubes and a shorter dorsal cirratum (6 µm) between them, pedicles flanked by 2–4 medial (6–8 µm)and three lateral tubes (6–9 µm).</paragraph>
|
||
<paragraph id="8BEB36F5FFABFFDFA9C5213B1160F8A6" blockId="7.[151,1436,258,2010]" box="[199,1302,1878,1902]" pageId="7" pageNumber="252">Ventral cilia covering mid-ventral surface entirely, just behind TbA to base of caudum at U9–U92.</paragraph>
|
||
<paragraph id="8BEB36F5FFABFFDFA9C5211716BBF812" blockId="7.[151,1436,258,2010]" pageId="7" pageNumber="252">Digestive tract: oral opening broad (36 µm wide) with oral hood extending forward above the mouth from U0 to U07; pharynx 87 µm long, with paired pharyngeal pores opened at U31; intestine narrow and gradually broad toward posterior end; anus opens ventrally at U91.</paragraph>
|
||
<caption id="DF2B667DFFA4FFD0A99521D6164AF838" ID-DOI="http://doi.org/10.5281/zenodo.5252489" ID-Zenodo-Dep="5252489" httpUri="https://zenodo.org/record/5252489/files/figure.png" pageId="8" pageNumber="253" startId="8.[151,250,1979,2002]" targetBox="[276,1306,178,1965]" targetPageId="8">
|
||
<paragraph id="8BEB36F5FFA4FFD0A99521D6164AF838" blockId="8.[151,1437,1979,2032]" pageId="8" pageNumber="253">
|
||
<emphasis id="B920EAE7FFA4FFD0A99521D61562F81A" bold="true" box="[151,276,1979,2002]" pageId="8" pageNumber="253">FIGURE 4.</emphasis>
|
||
<taxonomicName id="4C544D76FFA4FFD0A82121D11634F81A" authority="Lee & Chang, 2012" authorityName="Lee & Chang" authorityYear="2012" box="[291,578,1980,2002]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="8" pageNumber="253" phylum="Gastrotricha" rank="species" species="insolitum" status="sp. nov.">
|
||
<emphasis id="B920EAE7FFA4FFD0A82121D11634F81A" box="[291,578,1980,2002]" italics="true" pageId="8" pageNumber="253">Tetranchyroderma insolitum</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B920EAE7FFA4FFD0AB4821D116EAF819" bold="true" box="[586,668,1980,2001]" pageId="8" pageNumber="253">
|
||
<taxonomicNameLabel id="A213579CFFA4FFD0AB4821D116EAF819" box="[586,668,1980,2001]" pageId="8" pageNumber="253" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
A, habitus, dorsal view; B, habitus, ventral view; C, tetrancre; D, triancre. Scale bars = 50 µm (A, B), 10 µm (C, D).
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF2B667DFFA5FFD1A99523211085FA76" ID-DOI="http://doi.org/10.5281/zenodo.5252493" ID-Zenodo-Dep="5252493" httpUri="https://zenodo.org/record/5252493/files/figure.png" pageId="9" pageNumber="254" startId="9.[151,250,1356,1379]" targetBox="[257,1330,195,1332]" targetPageId="9">
|
||
<paragraph id="8BEB36F5FFA5FFD1A99523211085FA76" blockId="9.[151,1436,1356,1470]" pageId="9" pageNumber="254">
|
||
<emphasis id="B920EAE7FFA5FFD1A99523211565FAAA" bold="true" box="[151,275,1356,1379]" pageId="9" pageNumber="254">FIGURE 5.</emphasis>
|
||
A–C,
|
||
<taxonomicName id="4C544D76FFA5FFD1A85D232116B6FAAA" authority="Lee & Chang, 2012" authorityName="Lee & Chang" authorityYear="2012" box="[351,704,1356,1378]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="9" pageNumber="254" phylum="Gastrotricha" rank="species" species="aethesbregmum" status="sp. nov.">
|
||
<emphasis id="B920EAE7FFA5FFD1A85D232116B6FAAA" box="[351,704,1356,1378]" italics="true" pageId="9" pageNumber="254">Tetranchyroderma aethesbregmum</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B920EAE7FFA5FFD1ABCA23201754FAAA" bold="true" box="[712,802,1357,1378]" pageId="9" pageNumber="254">
|
||
<taxonomicNameLabel id="A213579CFFA5FFD1ABCA23201768FAAA" box="[712,798,1357,1378]" pageId="9" pageNumber="254" rank="species">sp. nov.</taxonomicNameLabel>
|
||
:
|
||
</emphasis>
|
||
A, head, dorsal view, DIC micrograph; B, head, frontal view, SEM micrograph; C, pentancres, SEM micrograph. D–E,
|
||
<taxonomicName id="4C544D76FFA5FFD1ABED23061038FA49" authority="Lee & Chang, 2012" authorityName="Lee & Chang" authorityYear="2012" box="[751,1102,1387,1409]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="9" pageNumber="254" phylum="Gastrotricha" rank="species" species="tritentaculatum" status="sp. nov.">
|
||
<emphasis id="B920EAE7FFA5FFD1ABED23061038FA49" box="[751,1102,1387,1409]" italics="true" pageId="9" pageNumber="254">Tetranchyroderma tritentaculatum</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B920EAE7FFA5FFD1AD55230610DFFA48" bold="true" box="[1111,1193,1387,1408]" pageId="9" pageNumber="254">
|
||
<taxonomicNameLabel id="A213579CFFA5FFD1AD55230610DFFA48" box="[1111,1193,1387,1408]" pageId="9" pageNumber="254" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, SEM micrographs: D, mid-intestinal region showing a pair of dorsal adhesive tubes; E, pentancres. F,
|
||
<taxonomicName id="4C544D76FFA5FFD1AABD23E710A8FA68" authority="Lee & Chang, 2012" authorityName="Lee & Chang" authorityYear="2012" box="[959,1246,1418,1440]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="9" pageNumber="254" phylum="Gastrotricha" rank="species" species="insolitum" status="sp. nov.">
|
||
<emphasis id="B920EAE7FFA5FFD1AABD23E710A8FA68" box="[959,1246,1418,1440]" italics="true" pageId="9" pageNumber="254">Tetranchyroderma insolitum</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B920EAE7FFA5FFD1ADE723E71140FA57" bold="true" box="[1253,1334,1418,1439]" pageId="9" pageNumber="254">
|
||
<taxonomicNameLabel id="A213579CFFA5FFD1ADE723E71140FA57" box="[1253,1334,1418,1439]" pageId="9" pageNumber="254" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, cuticular armature with tetrancres and triancres mixed, SEM micrograph. Scale bars = 10 µm (A, B, D), 5 µm (C, E, F).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BEB36F5FFA5FFD1A9C523861609F97F" blockId="9.[151,1436,1515,2007]" pageId="9" pageNumber="254">
|
||
Reproductive system (
|
||
<figureCitation id="136F2A70FFA5FFD1A8D223861644F9CB" box="[464,562,1515,1539]" captionStart="FIGURE 5" captionStartId="9.[151,250,1356,1379]" captionTargetBox="[257,1330,195,1332]" captionTargetId="figure-279@9.[257,1330,195,1332]" captionTargetPageId="9" captionText="FIGURE 5. A–C, Tetranchyroderma aethesbregmum sp. nov.: A, head, dorsal view, DIC micrograph; B, head, frontal view, SEM micrograph; C, pentancres, SEM micrograph. D–E, Tetranchyroderma tritentaculatum sp. nov., SEM micrographs: D, mid-intestinal region showing a pair of dorsal adhesive tubes; E, pentancres. F, Tetranchyroderma insolitum sp. nov., cuticular armature with tetrancres and triancres mixed, SEM micrograph. Scale bars = 10 µm (A, B, D), 5 µm (C, E, F)." figureDoi="http://doi.org/10.5281/zenodo.5252493" httpUri="https://zenodo.org/record/5252493/files/figure.png" pageId="9" pageNumber="254">Fig. 5A</figureCitation>
|
||
): simultaneous hermaphrodite; single testis on right side in dorsal view, extending to behind PhJIn at U39. Vas deferens extending straight with its posterior end slightly bent, approaching to rear of copulatory organ. A well-developed ovum (25X80 µm in diameter) and a small oocyte (6X7 µm in diameter) situated dorsally at mid-trunk (U48–U74). Seminal receptacle ovoid, 15 µm in diameter, located between ovum and copulatory organ at U72–U77. Copulatory organ pyriform, anterior portion broad and gradually narrowing posteriorly, located at U76–U87.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C34E657EFFA5FFD1A9C520AE10C7F913" box="[199,1201,1731,1756]" pageId="9" pageNumber="254" type="biology_ecology">
|
||
<paragraph id="8BEB36F5FFA5FFD1A9C520AE10C7F913" blockId="9.[151,1436,1515,2007]" box="[199,1201,1731,1756]" pageId="9" pageNumber="254">
|
||
<emphasis id="B920EAE7FFA5FFD1A9C520AE155DF913" box="[199,299,1731,1755]" inLineHeading="true" pageId="9" pageNumber="254" reason="1">
|
||
<emphasis id="B920EAE7FFA5FFD1A9C520AE1552F913" bold="true" box="[199,292,1731,1755]" pageId="9" pageNumber="254">Ecology</emphasis>
|
||
.
|
||
</emphasis>
|
||
Specimens were collected among fine to medium sublittoral sands, from
|
||
<quantity id="4CAC9B10FFA5FFD1AD6120AE10DBF913" box="[1123,1197,1731,1755]" metricMagnitude="0" metricUnit="m" metricValue="2.0" metricValueMax="3.0" metricValueMin="1.0" pageId="9" pageNumber="254" unit="m" value="2.0" valueMax="3.0" valueMin="1.0">1–3 m</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C34E657EFFA5FFD2A9C5208A1057FEAC" lastPageId="10" lastPageNumber="255" pageId="9" pageNumber="254" type="description">
|
||
<paragraph id="8BEB36F5FFA5FFD1A9C5208A1567F88F" blockId="9.[151,1436,1515,2007]" pageId="9" pageNumber="254">
|
||
<emphasis id="B920EAE7FFA5FFD1A9C5208A1645F937" box="[199,563,1766,1791]" inLineHeading="true" pageId="9" pageNumber="254" reason="1">
|
||
<emphasis id="B920EAE7FFA5FFD1A9C5208A165DF937" bold="true" box="[199,555,1766,1791]" pageId="9" pageNumber="254">Measurements and variability</emphasis>
|
||
.
|
||
</emphasis>
|
||
Body lengths of
|
||
<specimenCount id="9D52FD7CFFA5FFD1ABF1208A1720F8C8" box="[755,854,1767,1792]" pageId="9" pageNumber="254" type="generic" typeStatus="type">five type</specimenCount>
|
||
specimens and 18 additional specimens mounted in glycerin range from 255–389 µm (mean 325 µm, standard deviation 36) with maximum widths from 28 µm (9U–14U).
|
||
</paragraph>
|
||
<paragraph id="8BEB36F5FFA5FFD1A9C5213E1588F81F" blockId="9.[151,1436,1515,2007]" pageId="9" pageNumber="254">The number and arrangement of dorsolateral and lateral cirrata, TbA, TbVL, and TbP show some variability, ranging from 3 to 5 dorsolateral cirrata, 3–7 lateral ones, 3–4 TbA, 12–18 TbVL, and 6–10 TbP per side, respectively. However, medial TbA, anteriormost TbVL at pharyngeal region, the number and arrangement of TbV, and trifid pedicle are consistent.</paragraph>
|
||
<paragraph id="8BEB36F5FFA6FFD2A9C526FA1057FEAC" blockId="10.[151,1437,151,356]" pageId="10" pageNumber="255">
|
||
<emphasis id="B920EAE7FFA6FFD2A9C526FA15B7FF78" bold="true" box="[199,449,151,176]" inLineHeading="true" pageId="10" pageNumber="255" reason="1">Taxonomic affinities.</emphasis>
|
||
Three species,
|
||
<taxonomicName id="4C544D76FFA6FFD2AB7826F41079FF67" authority="Thane-Fenchel, 1970" authorityName="Thane-Fenchel" authorityYear="1970" box="[634,1039,151,176]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="10" pageNumber="255" phylum="Gastrotricha" rank="species" species="paradoxum">
|
||
<emphasis id="B920EAE7FFA6FFD2AB7826F41760FF78" box="[634,790,152,176]" italics="true" pageId="10" pageNumber="255">T. paradoxum</emphasis>
|
||
Thane-Fenchel, 1970
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C544D76FFA6FFD2AD1926F4113CFF67" authority="Rao, 1991" authorityName="Rao" authorityYear="1991" box="[1051,1354,151,176]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="10" pageNumber="255" phylum="Gastrotricha" rank="species" species="paralittoralis">
|
||
<emphasis id="B920EAE7FFA6FFD2AD1926F410BAFF78" box="[1051,1228,152,176]" italics="true" pageId="10" pageNumber="255">T. paralittoralis</emphasis>
|
||
Rao, 1991
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="4C544D76FFA6FFD2AC8526F415CEFF1C" authority="Rao, 1993" authorityName="Rao" authorityYear="1993" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="10" pageNumber="255" phylum="Gastrotricha" rank="species" species="tentaculatum">
|
||
<emphasis id="B920EAE7FFA6FFD2AC8526F4155FFF1C" italics="true" pageId="10" pageNumber="255">T. tentaculatum</emphasis>
|
||
Rao, 1993
|
||
</taxonomicName>
|
||
, are known to have a mixed cuticular armature with tetrancres and pentancres.
|
||
<taxonomicName id="4C544D76FFA6FFD2A995268D15A2FF30" authority="Lee & Chang, 2012" authorityName="Lee & Chang" authorityYear="2012" box="[151,468,224,248]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="10" pageNumber="255" phylum="Gastrotricha" rank="species" species="insolitum" status="sp. nov.">
|
||
<emphasis id="B920EAE7FFA6FFD2A995268D15A2FF30" box="[151,468,224,248]" italics="true" pageId="10" pageNumber="255">Tetranchyroderma insolitum</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B920EAE7FFA6FFD2A8D8268D1645FF30" bold="true" box="[474,563,224,248]" pageId="10" pageNumber="255">
|
||
<taxonomicNameLabel id="A213579CFFA6FFD2A8D8268D1645FF30" box="[474,563,224,248]" pageId="10" pageNumber="255" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
is most characteristic in having an unusual combination of cuticular armature, consisting of triancres and tetrancres. This
|
||
<typeStatus id="54EF8857FFA6FFD2AB95276916B1FED4" box="[663,711,260,284]" pageId="10" pageNumber="255">type</typeStatus>
|
||
of armature is the first case in the genus to our knowledge. Moreover,
|
||
<taxonomicName id="4C544D76FFA6FFD2A811274415E1FE88" authority="Lee & Chang, 2012" authorityName="Lee & Chang" authorityYear="2012" box="[275,407,296,320]" family="Thaumastodermatidae" genus="Tetranchyroderma" kingdom="Animalia" order="Macrodasyida" pageId="10" pageNumber="255" phylum="Gastrotricha" rank="species" species="insolitum" status="sp. nov.">
|
||
<emphasis id="B920EAE7FFA6FFD2A811274415E1FE88" box="[275,407,296,320]" italics="true" pageId="10" pageNumber="255">T. insolitum</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B920EAE7FFA6FFD2A89D2745158FFE88" bold="true" box="[415,505,296,320]" pageId="10" pageNumber="255">
|
||
<taxonomicNameLabel id="A213579CFFA6FFD2A89D2745158FFE88" box="[415,505,296,320]" pageId="10" pageNumber="255" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
is the only species in the genus bearing peculiar drooping earlobe-like protrusions posterolateral corners of head, which are apparently different from pestle organs.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |