210 lines
25 KiB
XML
210 lines
25 KiB
XML
<document id="F40B2EE39CBE5F3A77673E33953AEA66" ID-CLB-Dataset="22563" ID-DOI="10.11646/zootaxa.4537.1.1" ID-GBIF-Dataset="897dc544-e3e9-46db-b36e-4aa995caabc4" ID-ISSN="1175-5326" ID-Zenodo-Dep="3771214" ID-ZooBank="169CBE5C-3A6E-438B-8A81-0491CBFBAC85" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1588019833456" checkinUser="plazi" docAuthor="Blake, James A." docDate="2018" docId="03A2CB16FFE8A255FF36F8BDFBD9FE68" docLanguage="en" docName="zootaxa.4537.1.1.pdf" docOrigin="Zootaxa 4537 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Aphelochaeta magellanica Blake 2018, new species" docType="treatment" docVersion="8" lastPageNumber="32" masterDocId="FF9BB36EFFF5A24AFFA1FFBEFF85FFC4" masterDocTitle="Bitentaculate Cirratulidae (Annelida, Polychaeta) collected chiefly during cruises of the R / V Anton Bruun, USNS Eltanin, USCG Glacier, R / V Hero, RVIB Nathaniel B. Palmer, and R / V Polarstern from the Southern Ocean, Antarctica, and off Western South America" masterLastPageNumber="130" masterPageNumber="1" pageNumber="30" updateTime="1698837503771" updateUser="ExternalLinkService">
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<mods:mods id="15CA8A4C46D07568EFB2BB26A7440DFF" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="14AF0991C1940C8D67FFFFAFB166BB16">
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<mods:title id="FAF332A9D5D8C0DBBF9BAF1370B5FB69">Bitentaculate Cirratulidae (Annelida, Polychaeta) collected chiefly during cruises of the R / V Anton Bruun, USNS Eltanin, USCG Glacier, R / V Hero, RVIB Nathaniel B. Palmer, and R / V Polarstern from the Southern Ocean, Antarctica, and off Western South America</mods:title>
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</mods:titleInfo>
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<mods:name id="EB4E282BF7142BDFB2B205C57820696F" type="personal">
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<mods:role id="39DE3559B102832477C17458A15228B9">
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<mods:roleTerm id="4DBD7585E4C3BF5A70685C105CD28178">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="C606265822CFE2E037E1A3BE97350234">Blake, James A.</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="55F8D4D12A0D30D9A68E3FC91865A8F7">text</mods:typeOfResource>
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<mods:titleInfo id="8C29E55BDF305FF358BE8F634B8EA383">
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<mods:title id="CEDC747D5351B5AA39490B31B58F5D54">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="E003851A679C96788AF6A13495D3BF3D">
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<mods:date id="7568BE41910610C6D0488970F5EF2E0B">2018</mods:date>
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<mods:detail id="EE724B00DAC7C44381604A1BB6461B26" type="pubDate">
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<mods:number id="F78DE26F96463964FD8BCDC2A2140204">2018-12-21</mods:number>
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</mods:detail>
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<mods:detail id="509D72048872A37BCAB81D2A8AED781F" type="volume">
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<mods:number id="B588643F3A4752CCB993063C81E048E9">4537</mods:number>
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</mods:detail>
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<mods:detail id="F13BEE035D66A633E23A2D5603E7858B" type="issue">
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<mods:number id="14C20531A8DEDE5832C682BE564EE664">1</mods:number>
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</mods:detail>
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<mods:extent id="A542A3532DA3CE6F762CDA2B5F3CDA95" unit="page">
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<mods:start id="5506BF68E54A090C4F1F6E8AFD822817">1</mods:start>
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<mods:end id="84E0FA262904D18D9FFD708442670D1B">130</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:classification id="5C8A5048D1F2CD103DF55A5FF70B69BB">journal article</mods:classification>
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<mods:identifier id="C1D446AAFF5328129AEEA8468695973A" type="CLB-Dataset">22563</mods:identifier>
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<mods:identifier id="D7C9EC5DE217A81046D4C013BD59385A" type="DOI">10.11646/zootaxa.4537.1.1</mods:identifier>
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<mods:identifier id="F811BEF078DBEADCC65D481FCC907C81" type="GBIF-Dataset">897dc544-e3e9-46db-b36e-4aa995caabc4</mods:identifier>
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<mods:identifier id="4A38F586DA74E77B426CE8BBA96705B9" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="35B8F79788609EB50098784D2D68DFC7" type="Zenodo-Dep">3771214</mods:identifier>
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<mods:identifier id="ECC8CC5B45E0CBB26A90DE48559ABCDD" type="ZooBank">169CBE5C-3A6E-438B-8A81-0491CBFBAC85</mods:identifier>
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</mods:mods>
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<treatment id="03A2CB16FFE8A255FF36F8BDFBD9FE68" ID-DOI="http://doi.org/10.5281/zenodo.3798618" ID-GBIF-Taxon="163813267" ID-Zenodo-Dep="3798618" LSID="urn:lsid:plazi:treatment:03A2CB16FFE8A255FF36F8BDFBD9FE68" httpUri="http://treatment.plazi.org/id/03A2CB16FFE8A255FF36F8BDFBD9FE68" lastPageId="31" lastPageNumber="32" pageId="29" pageNumber="30">
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<subSubSection id="C311298BFFE8A257FF36F8BDFDEAF8D9" box="[151,623,1795,1821]" pageId="29" pageNumber="30" type="nomenclature">
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<paragraph id="8BB47A00FFE8A257FF36F8BDFDEAF8D9" blockId="29.[151,623,1795,1855]" box="[151,623,1795,1821]" pageId="29" pageNumber="30">
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<heading id="D0FCCD6CFFE8A257FF36F8BDFDEAF8D9" bold="true" box="[151,623,1795,1821]" fontSize="11" level="1" pageId="29" pageNumber="30" reason="1">
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<emphasis id="B97FA612FFE8A257FF36F8BDFDEAF8D9" bold="true" box="[151,623,1795,1821]" pageId="29" pageNumber="30">
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<taxonomicName id="4C0B0183FFE8A257FF36F8BDFE5DF8D9" ID-CoL="FCS3" authority="Blake, 2018" authorityName="Blake" authorityYear="2018" box="[151,472,1795,1821]" class="Polychaeta" family="Cirratulidae" genus="Aphelochaeta" kingdom="Animalia" order="Terebellida" pageId="29" pageNumber="30" phylum="Annelida" rank="species" species="magellanica" status="sp. nov.">
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<emphasis id="B97FA612FFE8A257FF36F8BDFE5DF8D9" bold="true" box="[151,472,1795,1821]" italics="true" pageId="29" pageNumber="30">Aphelochaeta magellanica</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A24C1B69FFE8A257FE7EF8BDFDEAF8D9" box="[479,623,1795,1821]" pageId="29" pageNumber="30" rank="species">new species</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="C311298BFFE8A257FF36F898FE86F8FB" box="[151,259,1830,1855]" pageId="29" pageNumber="30" type="description">
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<paragraph id="8BB47A00FFE8A257FF36F898FE86F8FB" blockId="29.[151,623,1795,1855]" box="[151,259,1830,1855]" pageId="29" pageNumber="30">
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<figureCitation id="13306685FFE8A257FF36F898FE86F8FB" box="[151,259,1830,1855]" captionStart="FIGURE 14" captionStartId="30.[151,250,1963,1985]" captionTargetBox="[213,1392,1023,1939]" captionTargetId="figure@30.[184,1413,985,1951]" captionTargetPageId="30" captionText="FIGURE 14. Aphelochaeta magellanica n. sp. Holotype (USNM 1490712): A, anterior end, dorsal view; B, posterior end, left lateral view." figureDoi="http://doi.org/10.5281/zenodo.3771244" httpUri="https://zenodo.org/record/3771244/files/figure.png" pageId="29" pageNumber="30">Figure 14</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C311298BFFE8A257FF36F8D0FC06F86E" pageId="29" pageNumber="30" type="materials_examined">
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<paragraph id="8BB47A00FFE8A257FF36F8D0FC06F86E" blockId="29.[151,1436,1902,2035]" pageId="29" pageNumber="30">
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<emphasis id="B97FA612FFE8A257FF36F8D0FE73F843" bold="true" box="[151,502,1902,1927]" pageId="29" pageNumber="30">
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||
<collectingRegion id="49CFB4E2FFE8A257FF36F8D0FF7AF843" box="[151,255,1902,1927]" pageId="29" pageNumber="30">Material</collectingRegion>
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examined.
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<collectingRegion id="49CFB4E2FFE8A257FE29F8D0FE73F843" box="[392,502,1902,1927]" pageId="29" pageNumber="30">Southern</collectingRegion>
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</emphasis>
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<materialsCitation id="3B63705DFFE8A257FE5FF8D0FBBBF843" ID-GBIF-Occurrence="2609010200" box="[510,1086,1902,1927]" collectionCode="USNS" country="Chile" location="Cape Forward" pageId="29" pageNumber="30" specimenCount="1" stateProvince="Straits Of Magellan">
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<emphasis id="B97FA612FFE8A257FE5FF8D0FCBCF843" bold="true" box="[510,825,1902,1927]" pageId="29" pageNumber="30">
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<collectingCountry id="F31C3A90FFE8A257FE5FF8D0FDBAF843" box="[510,575,1902,1927]" name="Chile" pageId="29" pageNumber="30">Chile</collectingCountry>
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,
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<collectingRegion id="49CFB4E2FFE8A257FDECF8D0FCBCF843" box="[589,825,1902,1927]" pageId="29" pageNumber="30">Straits Of Magellan</collectingRegion>
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</emphasis>
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,
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<location id="8ED42CDBFFE8A257FCE6F8D1FC6EF843" LSID="urn:lsid:plazi:treatment:03A2CB16FFE8A255FF36F8BDFBD9FE68:8ED42CDBFFE8A257FCE6F8D1FC6EF843" box="[839,1003,1902,1927]" country="Chile" name="Cape Forward" pageId="29" pageNumber="30" stateProvince="Straits Of Magellan">Cape Forward</location>
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,
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<collectionCode id="ED1AE2C5FFE8A257FC57F8D1FBBBF843" box="[1014,1086,1903,1927]" pageId="29" pageNumber="30">USNS</collectionCode>
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</materialsCitation>
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<materialsCitation id="3B63705DFFE8A257FBE4F8D0FCFAF86E" ID-GBIF-Occurrence="2609010324" collectingDate="1964-02-06" collectionCode="USNM" collectorName="Eltanin Cr. & Sta." country="Chile" elevation="288" latitude="-53.93" longLatPrecision="644" longitude="-71.25" pageId="29" pageNumber="30" specimenCode="USNM 1490712" specimenCount="1" stateProvince="Straits Of Magellan" typeStatus="holotype">
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<collectorName id="26FE1FD6FFE8A257FBE4F8D0FB44F843" box="[1093,1217,1902,1927]" pageId="29" pageNumber="30">
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<emphasis id="B97FA612FFE8A257FBE4F8D0FB1DF843" box="[1093,1176,1902,1927]" italics="true" pageId="29" pageNumber="30">Eltanin</emphasis>
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Cr.
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</collectorName>
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11,
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<collectorName id="26FE1FD6FFE8A257FB53F8D1FA98F843" box="[1266,1309,1903,1927]" pageId="29" pageNumber="30">Sta.</collectorName>
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962,
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<date id="FFB55CC0FFE8A257FAFDF8D0FF57F86F" pageId="29" pageNumber="30" value="1964-02-06">
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<collectingDate id="EFF1A528FFE8A257FAFDF8D0FF57F86F" pageId="29" pageNumber="30" value="1964-02-06">6 Feb 1964</collectingDate>
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</date>
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,
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<geoCoordinate id="EE3F1CC7FFE8A257FF7CF82CFEBCF86F" box="[221,313,1938,1963]" degrees="53.93" direction="south" orientation="latitude" pageId="29" pageNumber="30" precision="555" value="-53.93">53.93°S</geoCoordinate>
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,
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<geoCoordinate id="EE3F1CC7FFE8A257FEE4F82CFE2FF86F" box="[325,426,1938,1963]" degrees="71.25" direction="west" orientation="longitude" pageId="29" pageNumber="30" precision="555" value="-71.25">71.25°W</geoCoordinate>
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,
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<quantity id="4CF3D7E5FFE8A257FE14F82CFDB3F86E" box="[437,566,1938,1963]" metricMagnitude="2" metricUnit="m" metricValue="2.88" metricValueMax="3.2" metricValueMin="2.56" pageId="29" pageNumber="30" unit="m" value="288.0" valueMax="320.0" valueMin="256.0">
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||
<elevation id="00269D33FFE8A257FE14F82CFDB3F86E" box="[437,566,1938,1963]" metricMagnitude="2" metricUnit="m" metricValue="2.88" metricValueMax="3.2" metricValueMin="2.56" pageId="29" pageNumber="30" unit="m" value="288.0" valueMax="320.0" valueMin="256.0">256–320 m</elevation>
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||
</quantity>
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||
,
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||
<emphasis id="B97FA612FFE8A257FDE0F82CFD2DF86F" bold="true" box="[577,680,1938,1963]" pageId="29" pageNumber="30">
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||
<typeStatus id="54B0C4A2FFE8A257FDE0F82CFD2DF86F" box="[577,680,1938,1963]" pageId="29" pageNumber="30" type="holotype">holotype</typeStatus>
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||
</emphasis>
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||
(
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<specimenCode id="DBADD27BFFE8A257FD16F82CFCF2F86E" box="[695,887,1938,1962]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="29" pageNumber="30" type="Museum">USNM 1490712</specimenCode>
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)
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||
</materialsCitation>
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||
.
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C311298BFFE8A254FF66F808FCE5FC61" lastPageId="30" lastPageNumber="31" pageId="29" pageNumber="30" type="description">
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<paragraph id="8BB47A00FFE8A257FF66F808FA19F837" blockId="29.[151,1436,1902,2035]" pageId="29" pageNumber="30">
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<emphasis id="B97FA612FFE8A257FF66F808FEDCF80B" bold="true" box="[199,345,1974,1999]" pageId="29" pageNumber="30">Description.</emphasis>
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<typeStatus id="54B0C4A2FFE8A257FEC3F808FE4FF80B" box="[354,458,1974,1999]" pageId="29" pageNumber="30" type="holotype">Holotype</typeStatus>
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complete, moderately sized,
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<quantity id="4CF3D7E5FFE8A257FCBFF808FCF2F80A" box="[798,887,1974,1999]" metricMagnitude="-3" metricUnit="m" metricValue="9.6" pageId="29" pageNumber="30" unit="mm" value="9.6">9.6 mm</quantity>
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long,
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<quantity id="4CF3D7E5FFE8A257FC62F809FB99F80A" box="[963,1052,1975,1999]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="29" pageNumber="30" unit="mm" value="0.7">0.7 mm</quantity>
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wide across anterior segments at widest point and with about 140 setigerous segments. Segments short throughout body, about six times wider than
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</paragraph>
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<paragraph id="8BB47A00FFEBA254FF36FF29FBB9FEA1" blockId="30.[151,1437,151,933]" pageId="30" pageNumber="31">
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long, narrowest in anterior and far posterior segments. Anterior or thoracic segments only slightly wider than middle and posterior segments, anterior segments flattened ventrally, with glandular-appearing segments, not pigmented; rest of body round in cross section, with dorsal groove beginning about two-third distance along body, continuing to end. Ventral groove not apparent. Far posterior segments narrow, not expanded as in most related species, somewhat flattened ventrally, grooved dorsally, with crowded segments narrowing to pygidium with terminal anus and simple rounded ventral lobe (
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<figureCitation id="13306685FFEBA254FD0FFEF2FC91FEA0" box="[686,788,332,357]" captionStart="FIGURE 14" captionStartId="30.[151,250,1963,1985]" captionTargetBox="[213,1392,1023,1939]" captionTargetId="figure@30.[184,1413,985,1951]" captionTargetPageId="30" captionText="FIGURE 14. Aphelochaeta magellanica n. sp. Holotype (USNM 1490712): A, anterior end, dorsal view; B, posterior end, left lateral view." figureDoi="http://doi.org/10.5281/zenodo.3771244" httpUri="https://zenodo.org/record/3771244/files/figure.png" pageId="30" pageNumber="31">Fig. 14B</figureCitation>
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). Color in alcohol: brown.
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</paragraph>
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<paragraph id="8BB47A00FFEBA254FF66FED1FE28FDA4" blockId="30.[151,1437,151,933]" pageId="30" pageNumber="31">
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Prostomium short, triangular, narrowing to blunt-tipped anterior margin (
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<figureCitation id="13306685FFEBA254FBACFED1FBFDFE4C" box="[1037,1144,367,392]" captionStart="FIGURE 14" captionStartId="30.[151,250,1963,1985]" captionTargetBox="[213,1392,1023,1939]" captionTargetId="figure@30.[184,1413,985,1951]" captionTargetPageId="30" captionText="FIGURE 14. Aphelochaeta magellanica n. sp. Holotype (USNM 1490712): A, anterior end, dorsal view; B, posterior end, left lateral view." figureDoi="http://doi.org/10.5281/zenodo.3771244" httpUri="https://zenodo.org/record/3771244/files/figure.png" pageId="30" pageNumber="31">Fig. 14A</figureCitation>
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); eyespots absent; nuchal organs not observed. Peristomium with three distinct annular rings, of similar length, not extending across dorsum; narrow dorsal crest present (
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<figureCitation id="13306685FFEBA254FE7EFE09FDCFFE14" box="[479,586,439,464]" captionStart="FIGURE 14" captionStartId="30.[151,250,1963,1985]" captionTargetBox="[213,1392,1023,1939]" captionTargetId="figure@30.[184,1413,985,1951]" captionTargetPageId="30" captionText="FIGURE 14. Aphelochaeta magellanica n. sp. Holotype (USNM 1490712): A, anterior end, dorsal view; B, posterior end, left lateral view." figureDoi="http://doi.org/10.5281/zenodo.3771244" httpUri="https://zenodo.org/record/3771244/files/figure.png" pageId="30" pageNumber="31">Fig. 14A</figureCitation>
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); posterior margin extending posteriorly and on to setiger 1 mid-dorsally; dorsal tentacles arising near posterior margin; (
|
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<figureCitation id="13306685FFEBA254FD61FE62FCA8FE30" box="[704,813,476,501]" captionStart="FIGURE 14" captionStartId="30.[151,250,1963,1985]" captionTargetBox="[213,1392,1023,1939]" captionTargetId="figure@30.[184,1413,985,1951]" captionTargetPageId="30" captionText="FIGURE 14. Aphelochaeta magellanica n. sp. Holotype (USNM 1490712): A, anterior end, dorsal view; B, posterior end, left lateral view." figureDoi="http://doi.org/10.5281/zenodo.3771244" httpUri="https://zenodo.org/record/3771244/files/figure.png" pageId="30" pageNumber="31">Fig. 14A</figureCitation>
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); first pair of branchiae lateral to dorsal tentacles on anterior margin of setiger 1; second pair of branchiae on posterior margin of setiger 1 dorsal to notosetae (
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<figureCitation id="13306685FFEBA254FACEFE41FF4EFDF8" captionStart="FIGURE 14" captionStartId="30.[151,250,1963,1985]" captionTargetBox="[213,1392,1023,1939]" captionTargetId="figure@30.[184,1413,985,1951]" captionTargetPageId="30" captionText="FIGURE 14. Aphelochaeta magellanica n. sp. Holotype (USNM 1490712): A, anterior end, dorsal view; B, posterior end, left lateral view." figureDoi="http://doi.org/10.5281/zenodo.3771244" httpUri="https://zenodo.org/record/3771244/files/figure.png" pageId="30" pageNumber="31">Fig. 14A</figureCitation>
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); subsequent segments with branchiae in same location as second pair; branchial segments continuing well into second half of body.
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</paragraph>
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<paragraph id="8BB47A00FFEBA254FF66FDD2FB74FCD1" blockId="30.[151,1437,151,933]" pageId="30" pageNumber="31">
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Parapodia reduced to low mounds; thoracic parapodia forming broad shoulders with smooth dorsum between left and right sides; parapodial shoulders of posterior segments shifted ventrally down body wall (
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<figureCitation id="13306685FFEBA254FA85FD31FA0AFD6C" box="[1316,1423,655,680]" captionStart="FIGURE 14" captionStartId="30.[151,250,1963,1985]" captionTargetBox="[213,1392,1023,1939]" captionTargetId="figure@30.[184,1413,985,1951]" captionTargetPageId="30" captionText="FIGURE 14. Aphelochaeta magellanica n. sp. Holotype (USNM 1490712): A, anterior end, dorsal view; B, posterior end, left lateral view." figureDoi="http://doi.org/10.5281/zenodo.3771244" httpUri="https://zenodo.org/record/3771244/files/figure.png" pageId="30" pageNumber="31">Fig. 14B</figureCitation>
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). Notosetae longer than neurosetae throughout; natatory like setae not present on
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<typeStatus id="54B0C4A2FFEBA254FB99FD0AFB18FD09" box="[1080,1181,692,717]" pageId="30" pageNumber="31" type="holotype">holotype</typeStatus>
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||
; all setae thin smooth capillaries with narrow shafts tapering to long, fine tips; limbate margins not evident; marginal fibrils not evident in light microscopy. Setae numbering
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<quantity id="4CF3D7E5FFEBA254FD85FD42FDFCFCD1" box="[548,633,764,789]" metricMagnitude="-1" metricUnit="m" metricValue="2.159" metricValueMax="2.54" metricValueMin="1.778" pageId="30" pageNumber="31" unit="in" value="8.5" valueMax="10.0" valueMin="7.0">7–10 in</quantity>
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anterior fascicles, reduced to
|
||
<quantity id="4CF3D7E5FFEBA254FC68FD42FB95FCD1" box="[969,1040,764,789]" metricMagnitude="-1" metricUnit="m" metricValue="1.143" metricValueMax="1.27" metricValueMin="1.016" pageId="30" pageNumber="31" unit="in" value="4.5" valueMax="5.0" valueMin="4.0">4–5 in</quantity>
|
||
posterior segments.
|
||
</paragraph>
|
||
<paragraph id="8BB47A00FFEBA254FF66FCA1FCE5FC61" blockId="30.[151,1437,151,933]" pageId="30" pageNumber="31">
|
||
<emphasis id="B97FA612FFEBA254FF66FCA1FE32FCFC" bold="true" box="[199,439,799,824]" pageId="30" pageNumber="31">Methyl Green stain.</emphasis>
|
||
Strong staining reaction on prostomium and peristomium, with most of pre-setiger area staining dark green; a clear unstained gap separates prostomium from peristomium; dorsally, stain ends abruptly at margin of setiger 1; ventrally first 5–8 setigers retain stain, mostly concentrated laterally, but also extending across the venter. Stain not retained on middle and posterior segments.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="DF742A88FFEBA254FF36F815FE96F824" ID-DOI="http://doi.org/10.5281/zenodo.3771244" ID-Zenodo-Dep="3771244" httpUri="https://zenodo.org/record/3771244/files/figure.png" pageId="30" pageNumber="31" startId="30.[151,250,1963,1985]" targetBox="[213,1392,1023,1939]" targetPageId="30">
|
||
<paragraph id="8BB47A00FFEBA254FF36F815FE96F824" blockId="30.[151,1436,1963,2016]" pageId="30" pageNumber="31">
|
||
<emphasis id="B97FA612FFEBA254FF36F815FE9AF805" bold="true" box="[151,287,1963,1985]" pageId="30" pageNumber="31">FIGURE 14.</emphasis>
|
||
<taxonomicName id="4C0B0183FFEBA254FE84F815FDB1F805" authority="Blake, 2018" authorityName="Blake" authorityYear="2018" box="[293,564,1963,1985]" class="Polychaeta" family="Cirratulidae" genus="Aphelochaeta" kingdom="Animalia" order="Terebellida" pageId="30" pageNumber="31" phylum="Annelida" rank="species" species="magellanica" status="sp. nov.">
|
||
<emphasis id="B97FA612FFEBA254FE84F815FDB1F805" box="[293,564,1963,1985]" italics="true" pageId="30" pageNumber="31">Aphelochaeta magellanica</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B97FA612FFEBA254FD9BF815FDF6F805" bold="true" box="[570,627,1963,1985]" pageId="30" pageNumber="31">
|
||
<taxonomicNameLabel id="A24C1B69FFEBA254FD9BF815FDF6F805" box="[570,627,1963,1985]" pageId="30" pageNumber="31" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
Holotype (USNM 1490712): A, anterior end, dorsal view; B, posterior end, left lateral view.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="C311298BFFEAA255FF66FF29FAE4FF74" box="[199,1377,151,176]" pageId="31" pageNumber="32" type="etymology">
|
||
<paragraph id="8BB47A00FFEAA255FF66FF29FAE4FF74" blockId="31.[151,1436,151,429]" box="[199,1377,151,176]" pageId="31" pageNumber="32">
|
||
<emphasis id="B97FA612FFEAA255FF66FF29FECBFF74" bold="true" box="[199,334,151,176]" pageId="31" pageNumber="32">Etymology.</emphasis>
|
||
The species name,
|
||
<emphasis id="B97FA612FFEAA255FD88FF27FDCEFF74" box="[553,587,153,176]" italics="true" pageId="31" pageNumber="32">ma</emphasis>
|
||
g
|
||
<emphasis id="B97FA612FFEAA255FDFBFF29FD31FF74" box="[602,692,151,176]" italics="true" pageId="31" pageNumber="32">ellanica</emphasis>
|
||
, is taken from the sample location in the Straits of Magellan.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C311298BFFEAA255FF66FF02FA8EFE4C" pageId="31" pageNumber="32" type="discussion">
|
||
<paragraph id="8BB47A00FFEAA255FF66FF02FA8EFE4C" blockId="31.[151,1436,151,429]" pageId="31" pageNumber="32">
|
||
<emphasis id="B97FA612FFEAA255FF66FF02FEBEFF11" bold="true" box="[199,315,188,213]" pageId="31" pageNumber="32">Remarks.</emphasis>
|
||
<taxonomicName id="4C0B0183FFEAA255FEE2FF02FDF5FF11" authority="Blake, 2018" authorityName="Blake" authorityYear="2018" box="[323,624,188,213]" class="Polychaeta" family="Cirratulidae" genus="Aphelochaeta" kingdom="Animalia" order="Terebellida" pageId="31" pageNumber="32" phylum="Annelida" rank="species" species="magellanica" status="sp. nov.">
|
||
<emphasis id="B97FA612FFEAA255FEE2FF02FDF5FF11" box="[323,624,188,213]" italics="true" pageId="31" pageNumber="32">Aphelochaeta magellanica</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B97FA612FFEAA255FDD9FF02FD3CFF11" bold="true" box="[632,697,188,213]" pageId="31" pageNumber="32">
|
||
<taxonomicNameLabel id="A24C1B69FFEAA255FDD9FF02FD3CFF11" box="[632,697,188,213]" pageId="31" pageNumber="32" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
belongs to a large group of species in which the dorsal tentacles are shifted posteriorly to the level of setiger 1. However, there are only a few species known with two pairs of branchiae on setiger 1.
|
||
<taxonomicName id="4C0B0183FFEAA255FE3FFEBAFD4CFED9" authority="Blake, 2018" authorityName="Blake" authorityYear="2018" box="[414,713,260,285]" class="Polychaeta" family="Cirratulidae" genus="Aphelochaeta" kingdom="Animalia" order="Terebellida" pageId="31" pageNumber="32" phylum="Annelida" rank="species" species="magellanica" status="sp. nov.">
|
||
<emphasis id="B97FA612FFEAA255FE3FFEBAFD4CFED9" box="[414,713,260,285]" italics="true" pageId="31" pageNumber="32">Aphelochaeta magellanica</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B97FA612FFEAA255FD70FEBAFC94FED9" bold="true" box="[721,785,260,285]" pageId="31" pageNumber="32">
|
||
<taxonomicNameLabel id="A24C1B69FFEAA255FD70FEBAFC94FED9" box="[721,785,260,285]" pageId="31" pageNumber="32" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
resembles
|
||
<taxonomicName id="4C0B0183FFEAA255FC31FEBAFBA5FED9" authority="Blake, 2018" authorityName="Blake" authorityYear="2018" box="[912,1056,260,285]" class="Polychaeta" family="Cirratulidae" genus="Aphelochaeta" kingdom="Animalia" order="Terebellida" pageId="31" pageNumber="32" phylum="Annelida" rank="species" species="dearborni" status="sp. nov.">
|
||
<emphasis id="B97FA612FFEAA255FC31FEBAFBA5FED9" box="[912,1056,260,285]" italics="true" pageId="31" pageNumber="32">A. dearborni</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B97FA612FFEAA255FB86FEBAFBE2FED9" bold="true" box="[1063,1127,260,285]" pageId="31" pageNumber="32">
|
||
<taxonomicNameLabel id="A24C1B69FFEAA255FB86FEBAFBE2FED9" box="[1063,1127,260,285]" pageId="31" pageNumber="32" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
in having three incomplete peristomial rings with a dorsal crest and a narrow posterior end but differs significantly in having a prominent MG staining pattern on the prostomium and peristomium, short segments throughout, distinct parapodial shoulders that are shifted ventrally on the posterior segments, and a dorsal groove on the narrow posterior segments.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C311298BFFEAA255FF66FE2AFBD9FE68" box="[199,1116,404,429]" pageId="31" pageNumber="32" type="distribution">
|
||
<paragraph id="8BB47A00FFEAA255FF66FE2AFBD9FE68" blockId="31.[151,1436,151,429]" box="[199,1116,404,429]" pageId="31" pageNumber="32">
|
||
<emphasis id="B97FA612FFEAA255FF66FE2AFEE5FE69" bold="true" box="[199,352,404,429]" pageId="31" pageNumber="32">Distribution.</emphasis>
|
||
Known only from the Magellan region South America,
|
||
<quantity id="4CF3D7E5FFEAA255FC77FE2AFBDDFE68" box="[982,1112,404,428]" metricMagnitude="2" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="31" pageNumber="32" unit="m" value="250.0" valueMax="300.0" valueMin="200.0">
|
||
200–
|
||
<specimenCount id="9D0DB189FFEAA255FBAFFE2AFBDDFE68" box="[1038,1112,404,428]" pageId="31" pageNumber="32" type="generic">300 m</specimenCount>
|
||
</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |