498 lines
52 KiB
XML
498 lines
52 KiB
XML
<document id="B0F87E9ED01A8A5FC7B1FC3E06BFDD41" ID-DOI="10.3897/zookeys.1219.134005" ID-ZooBank="09E12217-61BB-4875-8F37-42B274290D21" ID-publisher-id="134005" URI-arpha="1AE01AA7-81BE-5C37-9825-9B41F3F40261" URI-zoobank="http://zoobank.org/09E12217-61BB-4875-8F37-42B274290D21" XM.bibliography_approvedBy="admin" XM.materialsCitations_approvedBy="admin" XM.taxonomicNames_approvedBy="admin" article-type="research-article" checkinTime="1733228135667" checkinUser="pensoft" docAuthor="Gularte, Thammy, Sumida, Paulo Y. G., Bergamo, Gilberto & Rouse, Greg W." docDate="2024" docId="D78825829664513B969E710A5A93D409" docLanguage="en" docName="ZooKeys 1219: 215-231" docOrigin="ZooKeys 1219" docSource="https://zookeys.pensoft.net/article/134005/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic" docStyleName="PensoftTaxPub.0000.journal_article.generic" docTitle="Osedax nataliae Gularte, Sumida, Bergamo & Rouse 2024, sp. nov" docType="treatment" docVersion="3" dtd-version="3.0" lastPageNumber="231" masterDocId="1AE01AA781BE5C3798259B41F3F40261" masterDocTitle="Description of a new Osedax (Annelida, Polychaeta, Siboglinidae) species colonizing cow bones in the South Atlantic Ocean" masterLastPageNumber="231" masterPageNumber="215" pageNumber="215" updateTime="1733245605182" updateUser="admin">
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<mods:mods id="C406FB8076F7111D30FD75BBFC2F36BD" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="D155F229E143028422BEEEFD56483F39">
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<mods:title id="E5D2D2817034EDE929ADA0C145EBBDC5">Description of a new Osedax (Annelida, Polychaeta, Siboglinidae) species colonizing cow bones in the South Atlantic Ocean</mods:title>
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<mods:name id="B10B332AB89DF35EDC19EDCAA7B0B028" type="personal">
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<mods:roleTerm id="76975A8E019999A87C9A7CD776BF8961">Author</mods:roleTerm>
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<mods:namePart id="499682F56DBA2880DC5DC56F4C7CE867">Gularte, Thammy</mods:namePart>
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<mods:nameIdentifier id="59EC8F07611DF7A1AF48A82AF8B36220" type="ORCID">0000-0002-3121-1973</mods:nameIdentifier>
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<mods:affiliation id="11D5F2A929FEB4048039AF04984CB6F9">Biological Oceanography Department, Oceanographic Institute – University of São Paulo, Praça do Oceanográfico, 191, 05508 - 120, São Paulo, SP, Brazil</mods:affiliation>
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</mods:name>
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<mods:name id="F66E45115620448CC9F28BFD5D427E6B" type="personal">
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<mods:roleTerm id="8E749E2A1613168022A2774B9A783F18">Author</mods:roleTerm>
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<mods:namePart id="DA1DD95C0A3D23EAE8C83D5E6E031B0A">Sumida, Paulo Y. G.</mods:namePart>
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<mods:nameIdentifier id="788141AC8C15D876F610FE3A34B3DE52" type="ORCID">0000-0001-7549-4541</mods:nameIdentifier>
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<mods:affiliation id="D5D3A82A4DCA2DAED06F8B3B332F97C0">Biological Oceanography Department, Oceanographic Institute – University of São Paulo, Praça do Oceanográfico, 191, 05508 - 120, São Paulo, SP, Brazil</mods:affiliation>
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</mods:name>
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<mods:name id="8B31604BD807259E0402BD662FA5A1A9" type="personal">
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<mods:roleTerm id="9CD8D337EA64E2F946A1CF1A9578EAA5">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="344B50D146F562D6DF82205737779E4F">Bergamo, Gilberto</mods:namePart>
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<mods:nameIdentifier id="6BD787E219FE303369BF336240FECEDA" type="ORCID">0000-0001-5464-909X</mods:nameIdentifier>
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<mods:affiliation id="C9FE6D25AFE3AB790112D3A92213E8D3">Biological Oceanography Department, Oceanographic Institute – University of São Paulo, Praça do Oceanográfico, 191, 05508 - 120, São Paulo, SP, Brazil</mods:affiliation>
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<mods:roleTerm id="FA8538A5AAD3AE5FEC8ECD7822631098">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="BAFA0A856BAED219564CAF8235344E8D">Rouse, Greg W.</mods:namePart>
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<mods:nameIdentifier id="080603D9AA443583713045762C05D381" type="ORCID">0000-0001-9036-9263</mods:nameIdentifier>
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<mods:affiliation id="C84BBC6AD4775DB9E6D9FD00539BE6ED">Scripps Institution of Oceanography, UC San Diego, La Jolla CA, 92093 - 0202, USA</mods:affiliation>
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<mods:typeOfResource id="EC152F0C5391CD7E1E7398D5DCCBF127">text</mods:typeOfResource>
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<mods:title id="7547F5B1F1E7271E54E713987E25038A">ZooKeys</mods:title>
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<mods:part id="0963D0D1AACA4975BEA4123B9D391792">
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<mods:date id="DDE07C986AAFA5CDD513BE8B34ED5C53">2024</mods:date>
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<mods:number id="490A8140DA318B0A0BED0115C2E93A8B">2024-12-03</mods:number>
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<mods:number id="CFBCFC16626CEE55F8F247E1611FE098">1219</mods:number>
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<mods:start id="6A9A01C476034B98A99779162A8BFCC0">215</mods:start>
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<mods:classification id="658CC617200971B16DFD0B2267832F8A">journal article</mods:classification>
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<mods:identifier id="97C257E66FBF5366A7DEAD88253F16F2" type="DOI">10.3897/zookeys.1219.134005</mods:identifier>
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<mods:identifier id="258F56FA0B165FB8CF0FB1F6B9B12920" type="ZooBank">09E12217-61BB-4875-8F37-42B274290D21</mods:identifier>
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<treatment id="D78825829664513B969E710A5A93D409" ID-arpha="D7882582-9664-513B-969E-710A5A93D409" ID-zoobank="https://zoobank.org/ED3DE09A-776C-46FF-8418-59881D751365" LSID="urn:lsid:plazi:treatment:D78825829664513B969E710A5A93D409" LSID-ZBK="urn:lsid:zoobank.org:act:ED3DE09A-776C-46FF-8418-59881D751365" httpUri="http://treatment.plazi.org/id/D78825829664513B969E710A5A93D409" scope_class="Polychaeta" scope_family="Siboglinidae" scope_phylum="Annelida">
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<subSubSection id="685C7AEF8B35A7FB5430E86A81EE71DF" type="nomenclature">
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<paragraph id="EB9E4B4EE3316C1CE194A21767760FE8">
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<taxonomicName id="48B9036B9CACA8B0720F77F4534CF805" authority="Gularte, Sumida, Bergamo & Rouse" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
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<emphasis id="0BA3A280EFB9FD3E7A5C4F3088D81CE2" italics="true">Osedax nataliae</emphasis>
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Gularte, Sumida, Bergamo & Rouse
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</taxonomicName>
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<taxonomicNameLabel id="AC27A1EE26C177F05621DD2044E7DAED" rank="species">sp. nov</taxonomicNameLabel>
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||
</paragraph>
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||
</subSubSection>
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<subSubSection id="5648A829761E36A129A1F229818D4D97" type="description">
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<paragraph id="85E1279F8481EF47903E6D4215044829">
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||
<figureCitation id="F81452F6062FE6D5CEFD723FC3975D55" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Osedax nataliae sp. nov. Preserved female holotype (MZUSP 6201) A – C and male specimens (MZUSP 6202) D: A lateral view of the entire specimen B detail of palps and trunk C detail of trunk with male attached to the surface D light microscope of individual male (preserved). Abbreviations: c, collar; m, male; od, oviduct; ov, ovisac; p, palps; pp, pinnules; t, trunk; h, hooks; y, yolk." figureDoi="10.3897/zookeys.1219.134005.figure3" httpUri="https://binary.pensoft.net/fig/1189238">Figs 3</figureCitation>
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,
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<figureCitation id="84C88E26AFC7650D76393C94E2C88C33" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Osedax nataliae sp. nov. Scanning Electron Microscopy (SEM) of two paratypes. Paratype (MZUSP 6204) A dorsal view of palps and trunk end of paratype 1. Paratype (MZUSP 6205) B dorsal view of palps and trunk end C lateral view highlighting oviduct and collar position D detail of the base of the palps E lateral view of the collar F detail of the pinnules in the palps. Abbreviations: c, collar; od, oviduct; p, palps; pp, pinnules; t, trunk." figureDoi="10.3897/zookeys.1219.134005.figure4" httpUri="https://binary.pensoft.net/fig/1189239">4</figureCitation>
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,
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<figureCitation id="2114D660AEB7B00115B207A03B38ECCC" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Osedax nataliae sp. nov. Live specimens photographed alive onboard R / V Alucia after recovery from the lander. Red palps and trunk are partially extended in gelatinous tubes." figureDoi="10.3897/zookeys.1219.134005.figure5" httpUri="https://binary.pensoft.net/fig/1189240">5</figureCitation>
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</paragraph>
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||
</subSubSection>
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<subSubSection id="87479648000E9249A37A0712D6A613C8" type="reference_group">
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||
<paragraph id="092A082684890259986D2BA07D191E6F">
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||
<treatmentCitationGroup id="BAC411E3DB08811DDDCD59CE6B403DC4">
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||
<treatmentCitation id="BF9A9AEB7EEEB8FFF27E8CE5D7055B26">
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<taxonomicName id="DBE7183D23E68A217930068AB9045C5B" ID-CoL="84S22" authority="Shimabukuro and Sumida 2019" authorityName="Shimabukuro and Sumida" authorityYear="2019" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="genus">
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<emphasis id="A6B7AAB3E5A2CDFB307972A5359EF625" italics="true">Osedax</emphasis>
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‘ BioSuOr-4 ’ sec.
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<bibRefCitation id="EDA3CC9C514B2378B271A40FC6E4CBB9" DOI="10.1007/s12526-019-00988-2" author="Shimabukuro and Sumida" firstAuthor="Shimabukuro" journalOrPublisher="Marine Biodiversity" pagination="2587-2599" refId="B43" refString="Shimabukuro M, Sumida PYG (2019) Diversity of bone-eating Osedax worms on the deep Atlantic whale falls — bathymetric variation and inter-basin distributions. Marine Biodiversity 49: 2587–2599. https://doi.org/10.1007/s12526-019-00988-2" title="Diversity of bone-eating Osedax worms on the deep Atlantic whale falls - bathymetric variation and inter-basin distributions." volume="49" year="2019">Shimabukuro and Sumida 2019</bibRefCitation>
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</taxonomicName>
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||
</treatmentCitation>
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||
.
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||
</treatmentCitationGroup>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="SECID0ESIAI" type="type material">
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||
<paragraph id="2DB00C73F07DEBC67FD1044D4F8450C9">
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||
<heading id="0B102D8AB577804861A1543CD77673CE" reason="title">Type material.</heading>
|
||
</paragraph>
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||
<paragraph id="FCABB454E01ABF6CC0BE9FD7D264A0B8">
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<materialsCitation id="1EB6D6801B26D81A1418BFAD3FAE36D4" collectedFrom="derived from an experimentally deployed cow bones (Bos taurus)" collectingDate="2017-05-18" collectingMethod="collected with R / V Alucia" collectionCode="R, V" country="Brazil" elevation="550" latitude="-26.603733" location="continental margin off Sao Paulo state" longLatPrecision="1" longitude="-46.15258" municipality="Alucia" specimenCode="MZUSP 6201" specimenCount="1" specimenCount-female="1" stateProvince="Sao Paulo" typeStatus="holotype">
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||
<emphasis id="158A34BB61C826F8AF9243008A3116F6" bold="true" italics="true">
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||
<typeStatus id="1B5D4CFB5BCFD4003E4934F2EDD4F699" type="holotype">Holotype</typeStatus>
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||
</emphasis>
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||
:
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<specimenCode id="5E070023375DBD735A04C7A0E7D9D5AB" collectionCode="MZUSP" country="Brazil" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" type="">MZUSP 6201</specimenCode>
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||
,
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<specimenCount id="B3D108A30B4940C25920916D564F880E" count="1" type="female">Female</specimenCount>
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||
, preserved in ethanol,
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||
<collectedFrom id="A7B59031A77AC24F1DA89F6ABE497410">
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||
derived from an experimentally deployed cow bones (
|
||
<taxonomicName id="10B023F55410A4FD6AFD045220377099" authorityName="Linnaeus" authorityYear="1758" class="Mammalia" family="Bovidae" genus="Bos" kingdom="Animalia" order="Artiodactyla" phylum="Chordata" rank="species" species="taurus">
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||
<emphasis id="55DD01D3BDCD90B487D3DAD5DA3528DC" italics="true">Bos taurus</emphasis>
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</taxonomicName>
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)
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</collectedFrom>
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at a depth of
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||
<quantity id="25CC23679200A7BB1F2C991928707ECE" metricMagnitude="2" metricUnit="m" metricValue="5.5" unit="m" value="550.0">
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<elevation id="D004C3D4A17C4356127825E1275F1A9E" metricMagnitude="2" metricUnit="m" metricValue="5.5" unit="m" value="550.0">550 m</elevation>
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||
</quantity>
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||
,
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||
<collectingMethod id="F13AE2B151B2C97CDF7585535EFFBB28">
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collected with
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<emphasis id="FA133729962E1C376EC84807F7434210" italics="true">R / V Alucia</emphasis>
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||
</collectingMethod>
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||
on the
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||
<location id="9961FD945357F89168C450E8B82D3801" LSID="urn:lsid:plazi:treatment:D78825829664513B969E710A5A93D409:9961FD945357F89168C450E8B82D3801" country="Brazil" latitude="-26.603733" longLatPrecision="1" longitude="-46.15258" municipality="Alucia" name="continental margin off Sao Paulo state" stateProvince="Sao Paulo">continental margin off São Paulo state</location>
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||
,
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<collectingCountry id="243F29E1AF6FE36AA6D60859B0B176EA" name="Brazil">Brazil</collectingCountry>
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||
(
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<named-content content-type="dwc:verbatimCoordinates" id="NCID0ENJAI" specific-use="{"type":"Point","coordinates":[-46.152581,-26.603733]}">
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||
<geoCoordinate id="CC92808DD0AA5FB23CDF2DE6A54FDF9C" degrees="26" direction="south" minutes="36" orientation="latitude" precision="1" seconds="13.44" value="-26.603733">26°36'13.44"S</geoCoordinate>
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||
,
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||
<geoCoordinate id="78BC482A1308F2D7E97C5D231A63B148" degrees="46" direction="west" minutes="09" orientation="longitude" precision="1" seconds="9.29" value="-46.15258">46°09'9.29"W</geoCoordinate>
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||
</named-content>
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||
) on
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||
<date id="0C5667DB396D398DDE083F4A1590AC43" value="2017-05-18">
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||
<collectingDate id="9DB0DA10F9AD3DD3ADBECBF5DF5B0EDA" value="2017-05-18">18 May 2017</collectingDate>
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||
</date>
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||
</materialsCitation>
|
||
.
|
||
<materialsCitation id="F67288FD6BEAB58AB9457BB4F9FA8729" collectedFrom="collected on cow bones deployed" collectingDate="2017-05-18" collectingMethod="collected with R / V Alucia" collectionCode="MZUSP" country="Brazil" elevation="550" latitude="-26.603733" location="continental margin off Sao Paulo state" longLatPrecision="1" longitude="-46.15258" municipality="Alucia" specimenCode="MZUSP 6203" specimenCount="1" specimenCount-female="1" stateProvince="Sao Paulo" typeStatus="paratype">
|
||
<emphasis id="58C2306892690F7B479AFAC16FAC62FD" bold="true" italics="true">
|
||
<typeStatus id="CE50DC68D62419ECDC18539C798421E6" type="paratype">Paratypes</typeStatus>
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||
</emphasis>
|
||
:
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<specimenCode id="44CD88382E1881069B0CFCF825C7A90E">MZUSP 6203</specimenCode>
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||
–6204, all
|
||
<specimenCount id="CD3654DE0D25EC998842A4CFFB015F9A" count="1" type="female">females</specimenCount>
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||
(30), preserved in ethanol,
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||
<collectedFrom id="E5ECD62CE68D400E5B7F497D477F78F1">collected on cow bones deployed</collectedFrom>
|
||
at the same locality and date as the holotype
|
||
</materialsCitation>
|
||
.
|
||
<materialsCitation id="BC35E133299A485E3A9D5E230F0B839D" collectedFrom="derived from an experimentally deployed cow bones (Bos taurus)" collectingDate="2017-05-18" collectingMethod="collected with R / V Alucia" collectionCode="MZUSP" country="Brazil" elevation="550" latitude="-26.603733" location="continental margin off Sao Paulo state" longLatPrecision="1" longitude="-46.15258" municipality="Alucia" specimenCode="MZUSP 6202" specimenCount="2" specimenCount-male="2" stateProvince="Sao Paulo" typeStatus="allotype">
|
||
<specimenCount id="8B99B30A32907DFDB114D9A4AEB8D9B8" count="2" type="male">Two dwarf male</specimenCount>
|
||
(
|
||
<typeStatus id="69B61ACBECE9EB6A7EB74A821CA38C9D" type="allotype">allotypes</typeStatus>
|
||
), fixed in ethanol from tube of holotype:
|
||
<specimenCode id="61513B2821F9853FFDF8DA4D62819DDB">MZUSP 6202</specimenCode>
|
||
, same date and locality as holotype
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0EVJAI" type="diagnosis">
|
||
<paragraph id="AFE6989880A5CE673554ABE1E707B4B5">
|
||
<heading id="90EC4FE763A185048B3D1710A0A0FF87" reason="title">Diagnosis and description.</heading>
|
||
</paragraph>
|
||
<paragraph id="AA5670AB65150FB442A35B9724CF3323">
|
||
<typeStatus id="8FF558CDE50E4FABF3AE19DF085CB4BE" type="holotype">Holotype</typeStatus>
|
||
female (Fig.
|
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<figureCitation id="BAAE3718716B4E94DD2E5DA021E2BC5B" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Osedax nataliae sp. nov. Preserved female holotype (MZUSP 6201) A – C and male specimens (MZUSP 6202) D: A lateral view of the entire specimen B detail of palps and trunk C detail of trunk with male attached to the surface D light microscope of individual male (preserved). Abbreviations: c, collar; m, male; od, oviduct; ov, ovisac; p, palps; pp, pinnules; t, trunk; h, hooks; y, yolk." figureDoi="10.3897/zookeys.1219.134005.figure3" httpUri="https://binary.pensoft.net/fig/1189238">3 A – C</figureCitation>
|
||
); body length ~
|
||
<quantity id="6D40E8514E84F73D8201941AA710BAEC" metricMagnitude="-2" metricUnit="m" metricValue="1.47" unit="mm" value="14.7">14.7 mm</quantity>
|
||
; gelatinous tube (removed) 0.2 wide, longer than trunk and crown; crown of palps, ~
|
||
<quantity id="6D7054DDC04D8CBEE00E7C31862BCDE5" metricMagnitude="-3" metricUnit="m" metricValue="2.8" unit="mm" value="2.8">2.8 mm</quantity>
|
||
long; trunk length ~
|
||
<quantity id="52B76A9D24FDF35E5764F3CB9B409B1C" metricMagnitude="-3" metricUnit="m" metricValue="7.4" unit="mm" value="7.4">7.4 mm</quantity>
|
||
, width ~
|
||
<quantity id="986C1A9A4FA039113DA5F4A0B6CB6AA4" metricMagnitude="-4" metricUnit="m" metricValue="5.0" unit="mm" value="0.5">0.5 mm</quantity>
|
||
; root structure ~
|
||
<quantity id="43948370F46A5881573DB895DE40AEBA" metricMagnitude="-3" metricUnit="m" metricValue="4.5" unit="mm" value="4.5">4.5 mm</quantity>
|
||
long; width ~
|
||
<quantity id="EA7210893B41BB7C75F8130D1F6AD28B" metricMagnitude="-3" metricUnit="m" metricValue="2.4" unit="mm" value="2.4">2.4 mm</quantity>
|
||
; Crown of four pinnulated palps, with the pinnules arranged along the outer margin of the palps (Figs
|
||
<figureCitation id="D342C1413EEB0141AE349003277328EF" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Osedax nataliae sp. nov. Preserved female holotype (MZUSP 6201) A – C and male specimens (MZUSP 6202) D: A lateral view of the entire specimen B detail of palps and trunk C detail of trunk with male attached to the surface D light microscope of individual male (preserved). Abbreviations: c, collar; m, male; od, oviduct; ov, ovisac; p, palps; pp, pinnules; t, trunk; h, hooks; y, yolk." figureDoi="10.3897/zookeys.1219.134005.figure3" httpUri="https://binary.pensoft.net/fig/1189238">3 B</figureCitation>
|
||
,
|
||
<figureCitation id="179BD9B72261E41123E3073AFD5E6238" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Osedax nataliae sp. nov. Scanning Electron Microscopy (SEM) of two paratypes. Paratype (MZUSP 6204) A dorsal view of palps and trunk end of paratype 1. Paratype (MZUSP 6205) B dorsal view of palps and trunk end C lateral view highlighting oviduct and collar position D detail of the base of the palps E lateral view of the collar F detail of the pinnules in the palps. Abbreviations: c, collar; od, oviduct; p, palps; pp, pinnules; t, trunk." figureDoi="10.3897/zookeys.1219.134005.figure4" httpUri="https://binary.pensoft.net/fig/1189239">4</figureCitation>
|
||
). Conspicuous oviduct shorter than palps (Figs
|
||
<figureCitation id="9D098EA910A822A49872D5E616544C15" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Osedax nataliae sp. nov. Preserved female holotype (MZUSP 6201) A – C and male specimens (MZUSP 6202) D: A lateral view of the entire specimen B detail of palps and trunk C detail of trunk with male attached to the surface D light microscope of individual male (preserved). Abbreviations: c, collar; m, male; od, oviduct; ov, ovisac; p, palps; pp, pinnules; t, trunk; h, hooks; y, yolk." figureDoi="10.3897/zookeys.1219.134005.figure3" httpUri="https://binary.pensoft.net/fig/1189238">3 B</figureCitation>
|
||
,
|
||
<figureCitation id="E3ECD2813745D3C5300CA3342B6BCEDE" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Osedax nataliae sp. nov. Scanning Electron Microscopy (SEM) of two paratypes. Paratype (MZUSP 6204) A dorsal view of palps and trunk end of paratype 1. Paratype (MZUSP 6205) B dorsal view of palps and trunk end C lateral view highlighting oviduct and collar position D detail of the base of the palps E lateral view of the collar F detail of the pinnules in the palps. Abbreviations: c, collar; od, oviduct; p, palps; pp, pinnules; t, trunk." figureDoi="10.3897/zookeys.1219.134005.figure4" httpUri="https://binary.pensoft.net/fig/1189239">4 A – D</figureCitation>
|
||
). Collar ventrally along the margin of anterior trunk, except for the dorsal portion (Figs
|
||
<figureCitation id="314844A768ED08C07B0B4895074453FB" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Osedax nataliae sp. nov. Preserved female holotype (MZUSP 6201) A – C and male specimens (MZUSP 6202) D: A lateral view of the entire specimen B detail of palps and trunk C detail of trunk with male attached to the surface D light microscope of individual male (preserved). Abbreviations: c, collar; m, male; od, oviduct; ov, ovisac; p, palps; pp, pinnules; t, trunk; h, hooks; y, yolk." figureDoi="10.3897/zookeys.1219.134005.figure3" httpUri="https://binary.pensoft.net/fig/1189238">3 B</figureCitation>
|
||
,
|
||
<figureCitation id="F35CED7AE5FED11FCDEFBDCFA77E275C" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Osedax nataliae sp. nov. Scanning Electron Microscopy (SEM) of two paratypes. Paratype (MZUSP 6204) A dorsal view of palps and trunk end of paratype 1. Paratype (MZUSP 6205) B dorsal view of palps and trunk end C lateral view highlighting oviduct and collar position D detail of the base of the palps E lateral view of the collar F detail of the pinnules in the palps. Abbreviations: c, collar; od, oviduct; p, palps; pp, pinnules; t, trunk." figureDoi="10.3897/zookeys.1219.134005.figure4" httpUri="https://binary.pensoft.net/fig/1189239">4 B – E</figureCitation>
|
||
). Live specimens with palps bright red-orange distally, becoming yellow and then white proximally to the boundary with the trunk (Fig.
|
||
<figureCitation id="67EFCAE62F5A4ABDFF0C6B79FAF5B9B5" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Osedax nataliae sp. nov. Live specimens photographed alive onboard R / V Alucia after recovery from the lander. Red palps and trunk are partially extended in gelatinous tubes." figureDoi="10.3897/zookeys.1219.134005.figure5" httpUri="https://binary.pensoft.net/fig/1189240">5</figureCitation>
|
||
). No obvious pigmentation on trunk or demarcation into upper and lower trunk. Root structure missing in
|
||
<typeStatus id="27D41C7F0B17983A822DEA95095A0842" type="holotype">holotype</typeStatus>
|
||
, bulbous or lobulate in
|
||
<typeStatus id="A2A3F140EA13C0A6BEAA8E51D6C53C47" type="paratype">paratypes</typeStatus>
|
||
. Ovisac an ellipsoidal mass contain oocytes at various stages of development (Fig.
|
||
<figureCitation id="D4D4233016F28A2E0DF36ABE663AEA60" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Osedax nataliae sp. nov. Preserved female holotype (MZUSP 6201) A – C and male specimens (MZUSP 6202) D: A lateral view of the entire specimen B detail of palps and trunk C detail of trunk with male attached to the surface D light microscope of individual male (preserved). Abbreviations: c, collar; m, male; od, oviduct; ov, ovisac; p, palps; pp, pinnules; t, trunk; h, hooks; y, yolk." figureDoi="10.3897/zookeys.1219.134005.figure3" httpUri="https://binary.pensoft.net/fig/1189238">3 A</figureCitation>
|
||
). Dwarf male ~ 170 μm in length, fusiform, no appendage organs (Fig.
|
||
<figureCitation id="6DE4C0124A8DD0B399EF5DEEFFACBB7A" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Osedax nataliae sp. nov. Preserved female holotype (MZUSP 6201) A – C and male specimens (MZUSP 6202) D: A lateral view of the entire specimen B detail of palps and trunk C detail of trunk with male attached to the surface D light microscope of individual male (preserved). Abbreviations: c, collar; m, male; od, oviduct; ov, ovisac; p, palps; pp, pinnules; t, trunk; h, hooks; y, yolk." figureDoi="10.3897/zookeys.1219.134005.figure3" httpUri="https://binary.pensoft.net/fig/1189238">3 C</figureCitation>
|
||
); posterior hooks present (Fig.
|
||
<figureCitation id="FA8FBB6C84B3EEB44024B61F18D67D6C" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Osedax nataliae sp. nov. Preserved female holotype (MZUSP 6201) A – C and male specimens (MZUSP 6202) D: A lateral view of the entire specimen B detail of palps and trunk C detail of trunk with male attached to the surface D light microscope of individual male (preserved). Abbreviations: c, collar; m, male; od, oviduct; ov, ovisac; p, palps; pp, pinnules; t, trunk; h, hooks; y, yolk." figureDoi="10.3897/zookeys.1219.134005.figure3" httpUri="https://binary.pensoft.net/fig/1189238">3 D</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="511ADE6561F5DE6D9A69B94DD0C813F8" ID-DOI="10.3897/zookeys.1219.134005.figure3" ID-arpha="210D3DC0-28DF-593A-9FF4-44F05FF28139" httpUri="https://binary.pensoft.net/fig/1189238" startId="F3">
|
||
<paragraph id="662AC14368C026895D7460249C33B324">
|
||
<label id="08B38F12AAEF482B6FADB496CA1A24A9">Figure 3.</label>
|
||
</paragraph>
|
||
<paragraph id="32A9F1DE988F981D85956FDBAFA52B51">
|
||
<taxonomicName id="EFF40852D4A32D1F4F6C8F1D1CCADF95" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="98B220CBD79CDC9AA0446906A9E18E34" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="83414D0648CAF544448E82B8D908673A" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Preserved female holotype (MZUSP 6201)
|
||
<emphasis id="CD037C513C02E1BB60EDAEF85A11EF5D" bold="true">A – C</emphasis>
|
||
and male specimens (MZUSP 6202)
|
||
<emphasis id="9716C73437A0864054021330AC6FE4E9" bold="true">D</emphasis>
|
||
:
|
||
<emphasis id="A5D1733142F5A05569692579938B1221" bold="true">A</emphasis>
|
||
lateral view of the entire specimen
|
||
<emphasis id="3297AE49613173875B4CF5B7F5823B5B" bold="true">B</emphasis>
|
||
detail of palps and trunk
|
||
<emphasis id="6092D6D4F38C5DA7AC227A11D46443F5" bold="true">C</emphasis>
|
||
detail of trunk with male attached to the surface
|
||
<emphasis id="997637921C6D39EB597F0741C7FBF6D1" bold="true">D</emphasis>
|
||
light microscope of individual male (preserved). Abbreviations: c, collar; m, male; od, oviduct; ov, ovisac; p, palps; pp, pinnules; t, trunk; h, hooks; y, yolk.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="B4966C200A04FFEBDD3E5D5B7A7C416B" ID-DOI="10.3897/zookeys.1219.134005.figure4" ID-arpha="84ED3D77-3ADF-583C-8887-7E5B1D7993DC" httpUri="https://binary.pensoft.net/fig/1189239" startId="F4">
|
||
<paragraph id="4B9BA1F85F4C4318D318EC9813A05170">
|
||
<label id="CC2503835F5B67D4B73655BFF0C8DA1E">Figure 4.</label>
|
||
</paragraph>
|
||
<paragraph id="CC06CEED46271CBCEB6010453BE705EE">
|
||
<taxonomicName id="A7DF9EFE326DA0D19287D4EDEC0B28D8" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="5B667CB66EF42BC964992AD3655E4804" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="B6F21250D7788F9004E4CA930EF4EE19" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Scanning Electron Microscopy (
|
||
<abbrev id="ABBRID0E5MAI" xlink_title="scanning electron microscopy">SEM</abbrev>
|
||
) of two paratypes. Paratype (MZUSP 6204)
|
||
<emphasis id="F4C2AEE79304DB23ED62462808A6EEE5" bold="true">A</emphasis>
|
||
dorsal view of palps and trunk end of paratype 1. Paratype (MZUSP 6205)
|
||
<emphasis id="C005478CA20D004E5F34E115BE29D595" bold="true">B</emphasis>
|
||
dorsal view of palps and trunk end
|
||
<emphasis id="4236A9B066303C5ECD60858DC15C0F5B" bold="true">C</emphasis>
|
||
lateral view highlighting oviduct and collar position
|
||
<emphasis id="B4260B77D7F1C12D7D5341EC89188954" bold="true">D</emphasis>
|
||
detail of the base of the palps
|
||
<emphasis id="51BF5843E1A4EA52FE23F352699D0C68" bold="true">E</emphasis>
|
||
lateral view of the collar
|
||
<emphasis id="480B3ABEC2A40F3B0451819F45F5D076" bold="true">F</emphasis>
|
||
detail of the pinnules in the palps. Abbreviations: c, collar; od, oviduct; p, palps; pp, pinnules; t, trunk.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="FAF405074CF9E1BEBBCB72AC90F97EE5" ID-DOI="10.3897/zookeys.1219.134005.figure5" ID-arpha="1CB813D1-DCC8-5912-BEA0-92721F672E63" httpUri="https://binary.pensoft.net/fig/1189240" startId="F5">
|
||
<paragraph id="ED5F93ADD49E060B22E2C76CC2BF0630">
|
||
<label id="E8E89AA064A5BA46FF59751A7226F24B">Figure 5.</label>
|
||
</paragraph>
|
||
<paragraph id="CDCAF95A93CB6BCCD5E63B271CC75567">
|
||
<taxonomicName id="8619E65A8C3956D331940C99DEFF8AF1" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="CDA34BB6F5950779D33E15ABF97AB62A" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="9E8CABB3AB41ABBE3B85DF505D557C02" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Live specimens photographed alive onboard R / V Alucia after recovery from the lander. Red palps and trunk are partially extended in gelatinous tubes.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0ELOAI" type="distribution">
|
||
<paragraph id="57B24DD75437F4EE40FEE172D9FA609E">
|
||
<heading id="BD3A9AD8265AA649B8D40631D2AFAF3F" reason="title">Distribution.</heading>
|
||
</paragraph>
|
||
<paragraph id="550EDBB72491F3E474BC313826BFC1AA">
|
||
Known from the continental margin off
|
||
<collectingRegion id="E3FB2330549525745B38E9EB7EAEE09F" country="Brazil" name="Sao Paulo">São Paulo state</collectingRegion>
|
||
, Santos basin,
|
||
<collectingCountry id="4E5061A6BDBABE1A5C5B6E18E7F75D53" name="Brazil">Brazil</collectingCountry>
|
||
, at a depth of
|
||
<quantity id="F08407CE920A7BE8BF7C315877DA0BD6" metricMagnitude="2" metricUnit="m" metricValue="5.5" unit="m" value="550.0">550 m</quantity>
|
||
; on experimentally deployed cow bones.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0EQOAI" type="Molecular results">
|
||
<paragraph id="D6674934DD458E292FEF1372C2F20E93">
|
||
<heading id="8C368044099C24A7465C52725E26DB38" reason="title">Molecular results.</heading>
|
||
</paragraph>
|
||
<paragraph id="82DC2AD8CBF7CBFC199462D245675F24">
|
||
The final lengths of sequences for the different genetic markers were 482–600 bp (
|
||
<abbrev id="ABBRID0EWOAI" xlink_title="c oxidase subunit I">COI</abbrev>
|
||
), 454 bp (
|
||
<abbrev id="ABBRID0E1OAI" xlink_title="16S rRNA">16 S</abbrev>
|
||
), 1769 bp (
|
||
<abbrev id="ABBRID0E5OAI" xlink_title="18S rRNA">18 S</abbrev>
|
||
), 997 bp (
|
||
<abbrev id="ABBRID0ECPAI" xlink_title="28S rRNA">28 S</abbrev>
|
||
) and 309 bp (
|
||
<abbrev id="ABBRID0EGPAI" xlink_title="Histone H3">H 3</abbrev>
|
||
). Uncorrected intraspecific divergence of
|
||
<taxonomicName id="29D82FE35EA0E85C861BA513097C51CE" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="41C46721264869DC9F603DE50EB2DF27" italics="true">O. nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="12FE91DE784DC8869C113CC38D4521B8" rank="species">sp. nov.</taxonomicNameLabel>
|
||
for
|
||
<abbrev id="ABBRID0EVPAI" xlink_title="c oxidase subunit I">COI</abbrev>
|
||
was up to 2.44 %. In terms of distance, the most closely related species to
|
||
<taxonomicName id="411E7C4103C07A7AB47285D64B99FE78" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="0FA866BE0CAA0590644790C5D39ECDC4" italics="true">O. nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="2569AFAD78FE015CFE05AA771154C74F" rank="species">sp. nov.</taxonomicNameLabel>
|
||
was
|
||
<emphasis id="76C5BC37F9017BC2D734D650E8769C14" italics="true">O.</emphasis>
|
||
‘ sagami- 3 ’, with a minimum interspecific distance for
|
||
<abbrev id="ABBRID0ELQAI" xlink_title="c oxidase subunit I">COI</abbrev>
|
||
of 13.92 % (Suppl. material
|
||
<xref id="CFAE34E1792A053890021FD0806C9D82" ref-type="supplementary-material" rid="S1">1</xref>
|
||
). The phylogenetic analysis of the concatenated dataset of the five markers placed
|
||
<taxonomicName id="E7714CF1A8951701238B9147189B142D" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="CA3EC66CF2DE9949D34D3ED91715186C" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="4BED1573A032122FDD26566803BB455D" rank="species">sp. nov.</taxonomicNameLabel>
|
||
in the well-supported Clade V (see
|
||
<bibRefCitation id="AB8CA99339CD6CDCCB843B029938C4F7" DOI="10.11646/zootaxa.4377.4.1" author="Rouse" etAl="et al." firstAuthor="Rouse" journalOrPublisher="Zootaxa" pagination="451-489" refId="B38" refString="Rouse GW, Goffredi SK, Johnson SB, Vrijenhoek RC (2018) An inordinate fondness for Osedax (Siboglinidae: Annelida): Fourteen new species of bone worms from California. Zootaxa 4377: 451–489. https://doi.org/10.11646/zootaxa.4377.4.1" title="An inordinate fondness for Osedax (Siboglinidae: Annelida): Fourteen new species of bone worms from California." volume="4377" year="2018">Rouse et al. 2018</bibRefCitation>
|
||
) although relationships within the clade were poorly supported. The new species was recovered as sister species to the clade formed by
|
||
<emphasis id="78E4B97D7B66765EFE6A3F75107A5119" italics="true">O.</emphasis>
|
||
‘ sagami- 3 ’, known from NW Pacific at unknown depth, and
|
||
<taxonomicName id="C06923697240B8DD1320CF0B663BF8D7" authorityName="Rouse, Worsaae, Johnson, Jones & Vrijenhoek" authorityYear="2008" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="roseus">
|
||
<emphasis id="D4154A52535D615BB0A75F9C3A88EF81" italics="true">Osedax roseus</emphasis>
|
||
</taxonomicName>
|
||
, from NW and NE Pacific at depths of
|
||
<quantity id="8CD19D7E02A06DC787B28EB7930CD3CB" metricMagnitude="3" metricUnit="m" metricValue="1.2265" metricValueMax="1.8199999999999998" metricValueMin="0.633" unit="m" value="1226.5" valueMax="1820.0" valueMin="633.0">633 to 1820 m</quantity>
|
||
(Fig.
|
||
<figureCitation id="28639ED512743FEE2D019EABBEE09722" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Osedax phylogenetic analysis. Maximum likelihood phylogenetic tree based on a partitioned concatenated dataset of COI, 16 S, 18 S, 28 S, and H 3 markers (MAFFT-aligned) for the data shown in Table 2. Bootstrap support values are indicated. Black star values were ≥ 95 % (BS). Missing values indicate BS < 50 %." figureDoi="10.3897/zookeys.1219.134005.figure6" httpUri="https://binary.pensoft.net/fig/1189241">6</figureCitation>
|
||
). A total of 22 distinct haplotypes were recovered for the
|
||
<abbrev id="ABBRID0EYRAI" xlink_title="c oxidase subunit I">COI</abbrev>
|
||
dataset (
|
||
<emphasis id="E004563AE6D81C6CFCE05358423D2B83" italics="true">n</emphasis>
|
||
= 38), with the most common one being shared by ten individuals (Fig.
|
||
<figureCitation id="7C7ECAB06F34EB66DDC203C2291F5F2E" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Haplotype network using COI for 37 Osedax nataliae sp. nov. Circles are haplotypes and crosshatches are single nucleotide substitutions." figureDoi="10.3897/zookeys.1219.134005.figure7" httpUri="https://binary.pensoft.net/fig/1189242">7</figureCitation>
|
||
). Despite originating from a single experimental lander, the network reveals a central and more common haplotype surrounded by several closely related and some more distant haplotypes with numerous nucleotide substitutions.
|
||
</paragraph>
|
||
<caption id="12D698BD76C7E7F057314B469D6ED73C" ID-DOI="10.3897/zookeys.1219.134005.figure6" ID-arpha="9168F3B4-6528-550B-95AD-315DED3EBC6D" httpUri="https://binary.pensoft.net/fig/1189241" startId="F6">
|
||
<paragraph id="FDD08164E963782FC122D54D4CDBE012">
|
||
<label id="1BA5F3BC763A490B3E2C0FC81232EECE">Figure 6.</label>
|
||
</paragraph>
|
||
<paragraph id="1A73E97A3BA787236EC6F7EC70D5EE0C">
|
||
<taxonomicName id="C41460CD2D8EF247BD43FEF6142CAD6D" authorityName="Rouse, Goffredi & Vrijenhoek" authorityYear="2004" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="genus">
|
||
<emphasis id="645FF40A0106A9357B9CEA9BFFFF1352" italics="true">Osedax</emphasis>
|
||
</taxonomicName>
|
||
phylogenetic analysis. Maximum likelihood phylogenetic tree based on a partitioned concatenated dataset of
|
||
<abbrev id="ABBRID0ERSAI" xlink_title="c oxidase subunit I">COI</abbrev>
|
||
,
|
||
<abbrev id="ABBRID0EVSAI" xlink_title="16S rRNA">16 S</abbrev>
|
||
,
|
||
<abbrev id="ABBRID0EZSAI" xlink_title="18S rRNA">18 S</abbrev>
|
||
,
|
||
<abbrev id="ABBRID0E4SAI" xlink_title="28S rRNA">28 S</abbrev>
|
||
, and
|
||
<abbrev id="ABBRID0EBTAI" xlink_title="Histone H3">H 3</abbrev>
|
||
markers (MAFFT-aligned) for the data shown in Table
|
||
<tableCitation id="4AAA584A79149B6DF36272C8824B2E20" captionStart="Table 2" captionStartId="T2" captionText="Table 2. List of species and GenBank accession numbers for sequences in this study. New sequences in bold." httpUri="http://table.plazi.org/id/AC01A62AE067DF87FD17056AEAA3A50C" tableUuid="AC01A62AE067DF87FD17056AEAA3A50C">2</tableCitation>
|
||
. Bootstrap support values are indicated. Black star values were ≥ 95 % (BS). Missing values indicate BS <50 %.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="88CF3618DB2FED694EBE1819FEF5796C" ID-DOI="10.3897/zookeys.1219.134005.figure7" ID-arpha="84FB4469-7552-509E-9AC2-AD29029B6FB5" httpUri="https://binary.pensoft.net/fig/1189242" startId="F7">
|
||
<paragraph id="93F16057393F24E2E61723FDB1C5E48E">
|
||
<label id="80A3BC5E0E9DACFDE3598E1A5CD96E3B">Figure 7.</label>
|
||
</paragraph>
|
||
<paragraph id="49875DEF9BD3836F97953B77BED80953">
|
||
Haplotype network using
|
||
<abbrev id="ABBRID0EWTAI" xlink_title="c oxidase subunit I">COI</abbrev>
|
||
for 37
|
||
<taxonomicName id="4E0A05C284BB26EE7CA84B419DFF7181" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="C7E29F8961E239D243AA6B6D53CE573C" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="0C4F6239E933825270296118773C24FB" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Circles are haplotypes and crosshatches are single nucleotide substitutions.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0EKUAI" type="remarks">
|
||
<paragraph id="9020CC31947525D184F020971C3A5786">
|
||
<heading id="1ABFCE422E6CDC56F5497C242E04B236" reason="title">Remarks.</heading>
|
||
</paragraph>
|
||
<paragraph id="223B36F7BF3C0CFD2673A367B46D28D6">
|
||
<taxonomicName id="703162D144F3E4E0A564213F33396D0B" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="C5DCAE4F5C7410C52C58707F192B0C9E" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A4BC05AA111B75DA602552EA52A288EF" rank="species">sp. nov.</taxonomicNameLabel>
|
||
is part of the Clade V according to the phylogenetic analysis (Fig.
|
||
<figureCitation id="9E359280E266122EE324FAB2926A226B" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Osedax phylogenetic analysis. Maximum likelihood phylogenetic tree based on a partitioned concatenated dataset of COI, 16 S, 18 S, 28 S, and H 3 markers (MAFFT-aligned) for the data shown in Table 2. Bootstrap support values are indicated. Black star values were ≥ 95 % (BS). Missing values indicate BS < 50 %." figureDoi="10.3897/zookeys.1219.134005.figure6" httpUri="https://binary.pensoft.net/fig/1189241">6</figureCitation>
|
||
) and shares some important morphological features with the other taxa within this clade, such as pinnules inserted on the outer margin of palps (Fig.
|
||
<figureCitation id="D9F74D7256D19A88F18DDB090A1D2547" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Osedax nataliae sp. nov. Scanning Electron Microscopy (SEM) of two paratypes. Paratype (MZUSP 6204) A dorsal view of palps and trunk end of paratype 1. Paratype (MZUSP 6205) B dorsal view of palps and trunk end C lateral view highlighting oviduct and collar position D detail of the base of the palps E lateral view of the collar F detail of the pinnules in the palps. Abbreviations: c, collar; od, oviduct; p, palps; pp, pinnules; t, trunk." figureDoi="10.3897/zookeys.1219.134005.figure4" httpUri="https://binary.pensoft.net/fig/1189239">4 D, E</figureCitation>
|
||
) and a collar at the base of the crown (Figs
|
||
<figureCitation id="EEFDBAEBA5D97925AB20708893407FED" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Osedax nataliae sp. nov. Scanning Electron Microscopy (SEM) of two paratypes. Paratype (MZUSP 6204) A dorsal view of palps and trunk end of paratype 1. Paratype (MZUSP 6205) B dorsal view of palps and trunk end C lateral view highlighting oviduct and collar position D detail of the base of the palps E lateral view of the collar F detail of the pinnules in the palps. Abbreviations: c, collar; od, oviduct; p, palps; pp, pinnules; t, trunk." figureDoi="10.3897/zookeys.1219.134005.figure4" httpUri="https://binary.pensoft.net/fig/1189239">4 B</figureCitation>
|
||
,
|
||
<figureCitation id="27BF3B2845A482ECCD9D6C78015F4EF0" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Osedax nataliae sp. nov. Live specimens photographed alive onboard R / V Alucia after recovery from the lander. Red palps and trunk are partially extended in gelatinous tubes." figureDoi="10.3897/zookeys.1219.134005.figure5" httpUri="https://binary.pensoft.net/fig/1189240">5 B – E</figureCitation>
|
||
). The collar of
|
||
<taxonomicName id="DC7DD808607A0AE8E0DD1B276A665E0D" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="4EA797AD02EAF7BEDF7D1D707B076E55" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17DA1DB8BB40B8CB2552F292210BEBD6" rank="species">sp. nov.</taxonomicNameLabel>
|
||
and
|
||
<taxonomicName id="090E6575742952CD578EC903C7A1484D" authorityName="Rouse, Worsaae, Johnson, Jones & Vrijenhoek" authorityYear="2008" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="roseus">
|
||
<emphasis id="DD827500C6435817AA47AD38B7A83238" italics="true">Osedax roseus</emphasis>
|
||
</taxonomicName>
|
||
(the closest species in molecular phylogeny that has a morphological description) are similar in shape and position, though more inflated in
|
||
<taxonomicName id="81D09C3CFF0C6E8B11F6A2B08297ED4A" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="CCC7A0A38AB23E27BC2B09DCFEC9FEE1" italics="true">O. nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="0B83FAB2E5FF4A34E566AF2A3FD9F0F6" rank="species">sp. nov.</taxonomicNameLabel>
|
||
Some specimens of
|
||
<taxonomicName id="242ABEDA3075EF93672603EDF7645D96" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="CAF4A21DDB496E7B20568B277B6EFCBD" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="4FA2C3420020FE18327434A7CCD19A13" rank="species">sp. nov.</taxonomicNameLabel>
|
||
appear to lack a collar, which could be an artifact of fixation. The dwarf males of
|
||
<taxonomicName id="F5EC3549AC20CFEBD064AE4DAAC8136F" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="1937AD492E932F903554675686777F49" italics="true">O. nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="EBEA1C600554014FB5B80C51E5AF2D5E" rank="species">sp. nov.</taxonomicNameLabel>
|
||
, with a length of 170 μm, are notably smaller than the males of
|
||
<taxonomicName id="C19C0F53E76F39B851C0D02179953B9C" authorityName="Rouse, Goffredi & Vrijenhoek" authorityYear="2004" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="rubiplumus">
|
||
<emphasis id="D10EC529C2D0775DE2FE42981466AD55" italics="true">O. rubiplumus</emphasis>
|
||
</taxonomicName>
|
||
(400 μm –
|
||
<quantity id="452F8AA57CD6DB0B96385DBBFF214D74" metricMagnitude="-3" metricUnit="m" metricValue="1.1" unit="mm" value="1.1">1.1 mm</quantity>
|
||
long) but similar in size to those of
|
||
<taxonomicName id="ACB0EC0B21AC0875336F32BEDE4EE94E" authorityName="Rouse, Worsaae, Johnson, Jones & Vrijenhoek" authorityYear="2008" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="roseus">
|
||
<emphasis id="46179012AAB49A77F7057CE2A1DB71F4" italics="true">O. roseus</emphasis>
|
||
</taxonomicName>
|
||
(130–210 μm) and
|
||
<taxonomicName id="0D24DD79EEBBB7C1BC7126D93BDBBF5F" authorityName="Rouse, Goffredi & Vrijenhoek" authorityYear="2004" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="frankpressi">
|
||
<emphasis id="5B7AEA300A10360B0857C6963D8DD937" italics="true">O. frankpressi</emphasis>
|
||
</taxonomicName>
|
||
(150–250 μm). The body size (length of crown + trunk) of
|
||
<taxonomicName id="7D06D72254F7C737657FC9177A594168" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="90A846BD6B77CE2155F891F971BB1BC9" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="7D5CBD7157B0CD9EF37B4133C63B7052" rank="species">sp. nov.</taxonomicNameLabel>
|
||
females varied markedly among the individuals examined, ranging from
|
||
<quantity id="90253BD0C6001B17A5F2EAFCBED71A64" metricMagnitude="-3" metricUnit="m" metricValue="4.0" unit="mm" value="4.0">4 mm</quantity>
|
||
to
|
||
<quantity id="500FFDAEF50421536E0A5C7FEB91A955" metricMagnitude="-2" metricUnit="m" metricValue="1.5" unit="mm" value="15.0">15 mm</quantity>
|
||
, with a mean value of
|
||
<quantity id="BB7407739E29678AD0C41F94DF29FFB8" metricMagnitude="-3" metricUnit="m" metricValue="6.76" unit="mm" value="6.76">6.76 mm</quantity>
|
||
. When compared with groups from the same clade, the body size is like
|
||
<taxonomicName id="16041B28019FAF50C03124120E0A8295" authorityName="Rouse, Worsaae, Johnson, Jones & Vrijenhoek" authorityYear="2008" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="roseus">
|
||
<emphasis id="CFBB34B868E96B6EC0E1B857922F4742" italics="true">O. roseus</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="A97D4087DB2036EBB30AD55707DD8D2F" authorityName="Rouse, Goffredi, Johnson & Vrijenhoek" authorityYear="2018" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="bryani">
|
||
<emphasis id="ED7C313FD3D48C2F851FB2019B289A25" italics="true">O. bryani</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="0AD3BFFA5C1DCE905EE7502DA24D1AD8" authorityName="Eilertsen, Dahlgren & Rapp" authorityYear="2020" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="fenrisi">
|
||
<emphasis id="EF7047FC16AF28A1AE9F6590C4104D6D" italics="true">O. fenrisi</emphasis>
|
||
</taxonomicName>
|
||
females but much smaller than
|
||
<taxonomicName id="E5B6505AA1E322B8EAFDB5CB483BDD35" authorityName="Rouse, Goffredi & Vrijenhoek" authorityYear="2004" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="rubiplumus">
|
||
<emphasis id="99A4EB02634C123E00A412FB1E34C5C5" italics="true">O. rubiplumus</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
<taxonomicName id="ADAFD9C5945A97EE93CDF4E40B994604" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="B886FDC3B9C5359792F4B936E8B3E78D" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="6E12C12314BBB9C5E88F570F3322D621" rank="species">sp. nov.</taxonomicNameLabel>
|
||
is not obviously distinguishable from its relatives on morphology. Its notable features such as the red-orange distal crown of pinnulate palps, yellowing towards the base, collar, and long trunk (Fig.
|
||
<figureCitation id="14E07BB2F5FE84F203A3DE8CAF65DCA0" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Osedax nataliae sp. nov. Preserved female holotype (MZUSP 6201) A – C and male specimens (MZUSP 6202) D: A lateral view of the entire specimen B detail of palps and trunk C detail of trunk with male attached to the surface D light microscope of individual male (preserved). Abbreviations: c, collar; m, male; od, oviduct; ov, ovisac; p, palps; pp, pinnules; t, trunk; h, hooks; y, yolk." figureDoi="10.3897/zookeys.1219.134005.figure3" httpUri="https://binary.pensoft.net/fig/1189238">3</figureCitation>
|
||
) may occur in other species of Clade V, such as
|
||
<taxonomicName id="FE26A09751DBBDFB73BDFEC810A86739" authorityName="Rouse, Worsaae, Johnson, Jones & Vrijenhoek" authorityYear="2008" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="roseus">
|
||
<emphasis id="5FA112A76A54362702DAB286F301E966" italics="true">O. roseus</emphasis>
|
||
</taxonomicName>
|
||
. However, molecular data from both the phylogenetic analysis (Fig.
|
||
<figureCitation id="66436EA0BB072238123ECFF7F845CA22" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Osedax phylogenetic analysis. Maximum likelihood phylogenetic tree based on a partitioned concatenated dataset of COI, 16 S, 18 S, 28 S, and H 3 markers (MAFFT-aligned) for the data shown in Table 2. Bootstrap support values are indicated. Black star values were ≥ 95 % (BS). Missing values indicate BS < 50 %." figureDoi="10.3897/zookeys.1219.134005.figure6" httpUri="https://binary.pensoft.net/fig/1189241">6</figureCitation>
|
||
) and
|
||
<abbrev id="ABBRID0EY1AI" xlink_title="c oxidase subunit I">COI</abbrev>
|
||
distance (Suppl. material
|
||
<xref id="10C3C40E7AB03AFD951B833C41C68EF6" ref-type="supplementary-material" rid="S1">1</xref>
|
||
) confirm
|
||
<taxonomicName id="2B1864D3AA3BD6A1739A875C5E17BC72" authorityName="Gularte, Sumida, Bergamo & Rouse" authorityYear="2024" class="Polychaeta" family="Siboglinidae" genus="Osedax" kingdom="Animalia" order="Sabellida" phylum="Annelida" rank="species" species="nataliae" status="sp. nov.">
|
||
<emphasis id="5FAC0EC605107A7974A2DD7ED95150CA" italics="true">Osedax nataliae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="591BC22A957B0AE9347B7668D1FF8C44" rank="species">sp. nov.</taxonomicNameLabel>
|
||
as a new species.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0EL2AI" type="etymology">
|
||
<paragraph id="8B5449DA3B4BA22A7263510FBBFE29C4">
|
||
<heading id="42274443B421A15921B4546F998FCF74" reason="title">Etymology.</heading>
|
||
</paragraph>
|
||
<paragraph id="A9A5E6A2553625C7C19A5777BABF3847">This species is named after Natalia Gularte, mother of the first author, in recognition of her long and continued support in this research effort.</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |