219 lines
29 KiB
XML
219 lines
29 KiB
XML
<document id="F14C23B1F82CEC34B42C84EE85A6F019" ID-DOI="10.5281/zenodo.195883" ID-GBIF-Dataset="c4839264-c386-4885-be98-ffd1c7ec221c" ID-ISSN="1175-5326" ID-Zenodo-Dep="195883" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460235297395" checkinUser="plazi" docAuthor="Hendricks, Martin G. J. & Gibbons, Mark J." docDate="2010" docId="03BD87CFFFEFCE03218BF89DFF69FAAF" docLanguage="en" docName="zt02504p030.pdf" docOrigin="Zootaxa 2504" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Perepsilonema benguelae Hendricks & Gibbons, 2010, sp. nov." docType="treatment" docVersion="10" lastPageNumber="24" masterDocId="FF84FFB7FFEECE07211CFF94FF83FF92" masterDocTitle="Two new nematode species from Saldanha Bay, South Africa: Perepsilonema benguelae sp. nov. and Leptepsilonema saldanhae sp. nov. (Desmodorida, Epsilonematidae)" masterLastPageNumber="30" masterPageNumber="20" pageNumber="21" updateTime="1698239476143" updateUser="plazi">
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<mods:title id="8C58DBEF5719D58BCBD610987BB5902A">Two new nematode species from Saldanha Bay, South Africa: Perepsilonema benguelae sp. nov. and Leptepsilonema saldanhae sp. nov. (Desmodorida, Epsilonematidae)</mods:title>
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<mods:namePart id="0772241C40E0166CACBC194CB78A2836">Hendricks, Martin G. J.</mods:namePart>
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<mods:namePart id="89AB810813F582C8091231BBC819E206">Gibbons, Mark J.</mods:namePart>
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<mods:typeOfResource id="0F84800356DA4E720E7B4F531FFDF6BF">text</mods:typeOfResource>
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<mods:title id="F1B4B6914CF185457F1C7207F35600B5">Zootaxa</mods:title>
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<mods:part id="D2F2562AB2BF0E9952F6E644EEE45F5A">
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<mods:date id="287E17D2F1C948D2819BB5B7C13BB3C8">2010</mods:date>
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<mods:number id="2D5FC80058262F2DD6262FD6027CC218">2504</mods:number>
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<mods:identifier id="20AEFED7875AD011E8A38DD58C9A42BB" type="DOI">10.5281/zenodo.195883</mods:identifier>
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<mods:identifier id="A424C88039245F1C3534660F32B02842" type="ISSN">1175-5326</mods:identifier>
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<treatment id="03BD87CFFFEFCE03218BF89DFF69FAAF" ID-DOI="http://doi.org/10.5281/zenodo.5678594" ID-GBIF-Taxon="119388028" ID-Zenodo-Dep="5678594" LSID="urn:lsid:plazi:treatment:03BD87CFFFEFCE03218BF89DFF69FAAF" httpUri="http://treatment.plazi.org/id/03BD87CFFFEFCE03218BF89DFF69FAAF" lastPageId="4" lastPageNumber="24" pageId="1" pageNumber="21">
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<subSubSection id="C30E6552FFEFCE06218BF89DFE93F8D4" pageId="1" pageNumber="21" type="nomenclature">
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<paragraph id="8BAB36D9FFEFCE06218BF89DFDB1F8B1" blockId="1.[151,562,1801,1862]" box="[151,562,1801,1827]" pageId="1" pageNumber="21">
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<heading id="D0E381B5FFEFCE06218BF89DFDB1F8B1" bold="true" box="[151,562,1801,1827]" fontSize="11" level="1" pageId="1" pageNumber="21" reason="1">
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<emphasis id="B960EACBFFEFCE06218BF89DFDB1F8B1" bold="true" box="[151,562,1801,1827]" pageId="1" pageNumber="21">
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<taxonomicName id="4C144D5AFFEFCE06218BF89DFE4EF8B1" box="[151,461,1801,1827]" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="1" pageNumber="21" phylum="Nematoda" rank="species" species="benguelae" status="sp. nov.">
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<emphasis id="B960EACBFFEFCE06218BF89DFE4EF8B1" bold="true" box="[151,461,1801,1827]" italics="true" pageId="1" pageNumber="21">Perepsilonema benguelae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A25357B0FFEFCE0620C8F89DFDB1F8B1" box="[468,562,1801,1827]" pageId="1" pageNumber="21" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8BAB36D9FFEFCE06218BF8B8FE93F8D4" blockId="1.[151,562,1801,1862]" box="[151,272,1836,1862]" pageId="1" pageNumber="21">
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(
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<figureCitation id="132F2A5CFFEFCE062183F8B8FF6AF8D4" box="[159,233,1836,1862]" captionStart="FIGURE 1" captionStartId="2.[151,255,995,1019]" captionTargetBox="[237,1361,262,974]" captionTargetId="figure@2.[193,1394,231,1022]" captionTargetPageId="2" captionText="FIGURE 1. Perepsilonema benguelae sp. nov. A. Male habitus. B. Female habitus. Scale represents 50 μm." httpUri="https://zenodo.org/record/195884/files/figure.png" pageId="1" pageNumber="21">Figs 1</figureCitation>
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,
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<figureCitation id="132F2A5CFFEFCE0621E4F8B8FE8BF8D4" box="[248,264,1836,1862]" captionStart="FIGURE 2" captionStartId="3.[151,257,1419,1443]" captionTargetBox="[230,1336,202,1418]" captionTargetId="figure@3.[230,1357,178,1456]" captionTargetPageId="3" captionText="FIGURE 2. Perepsilonema benguelae sp. nov. A. Male anterior body region with indication of amphidial fovea and detail of body rings in surface view. B. Female anterior body region with indication of amphidial fovea and detail of body rings in surface view. C. Male posterior body region with reproductive system. D. Female posterior body region with reproductive system. Scale represents 20 μm." httpUri="https://zenodo.org/record/195885/files/figure.png" pageId="1" pageNumber="21">2</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C30E6552FFEFCE03218BF8E3FCFCFCEF" lastPageId="4" lastPageNumber="24" pageId="1" pageNumber="21" type="description">
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<paragraph id="8BAB36D9FFEFCE06218BF8E3FE2DF803" blockId="1.[151,1436,1911,2012]" box="[151,430,1911,1937]" pageId="1" pageNumber="21">
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Measurements:
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<tableCitation id="C6960362FFEFCE06204DF8E3FE29F803" box="[337,426,1911,1937]" captionStart="TABLE 2" captionStartId="2.[151,240,1059,1083]" captionText="TABLE 2. Morphometric measurements in µm of Perepsilonema benguelae sp. nov. from Saldanha Bay. See Table 1 for abbreviations." pageId="1" pageNumber="21">Table 2</tableCitation>
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.
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</paragraph>
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<paragraph id="8BAB36D9FFEFCE0521D9F808FCCFFF45" blockId="1.[151,1436,1911,2012]" lastBlockId="2.[151,1436,152,215]" lastPageId="2" lastPageNumber="22" pageId="1" pageNumber="21">
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Material examined:
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<typeStatus id="54AF887BFFEFCE0620A9F808FDA0F824" box="[437,547,1948,1974]" pageId="1" pageNumber="21" type="holotype">Holotype</typeStatus>
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male:
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<collectingCountry id="F3037649FFEFCE06236AF808FC90F824" box="[630,787,1948,1974]" name="South Africa" pageId="1" pageNumber="21">South Africa</collectingCountry>
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, Saldanha Bay, -33.04800°, 17.98350°, coarse sand in shipping channel, sublittoral (
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<quantity id="4CEC9B3CFFEFCE0620E7F856FDBDF84E" box="[507,574,1986,2012]" metricMagnitude="1" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="21" unit="m" value="20.0">20 m</quantity>
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), collected
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<date id="FFAA1019FFEFCE0623DBF856FCE3F84E" box="[711,864,1986,2012]" pageId="1" pageNumber="21" value="1999-08">August 1999</date>
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by MGJ Hendricks (SCUBA-assisted handheld corers), NHM accession No. 2008:860.
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<typeStatus id="54AF887BFFECCE052364FF0CFD71FF20" box="[632,754,152,178]" pageId="2" pageNumber="22" type="paratype">Paratypes</typeStatus>
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: one female NHM accession No. 2008:861, five females Iziko South African Museum accession No. SAM
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<accessionNumber id="9447AB3AFFECCE0523F9FF29FCCBFF45" box="[741,840,189,215]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/A29471" pageId="2" pageNumber="22" type="EnaNcbi">A29471</accessionNumber>
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.
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</paragraph>
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<caption id="DF6B6651FFECCE05218BFC77FA92FC68" box="[151,1297,994,1019]" httpUri="https://zenodo.org/record/195884/files/figure.png" pageId="2" pageNumber="22" targetBox="[237,1361,262,974]" targetPageId="2">
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<paragraph id="8BAB36D9FFECCE05218BFC77FA92FC68" blockId="2.[151,1297,994,1019]" box="[151,1297,994,1019]" pageId="2" pageNumber="22">
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<emphasis id="B960EACBFFECCE05218BFC77FE9AFC69" bold="true" box="[151,281,995,1019]" pageId="2" pageNumber="22">FIGURE 1.</emphasis>
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<taxonomicName id="4C144D5AFFECCE05203CFC70FDB0FC69" box="[288,563,996,1019]" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="22" phylum="Nematoda" rank="species" species="benguelae" status="sp. nov.">
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<emphasis id="B960EACBFFECCE05203CFC70FDB0FC69" box="[288,563,996,1019]" italics="true" pageId="2" pageNumber="22">Perepsilonema benguelae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A25357B0FFECCE052326FC70FD06FC69" box="[570,645,996,1019]" pageId="2" pageNumber="22" rank="species">sp.nov.</taxonomicNameLabel>
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A. Male habitus. B. Female habitus. Scale represents 50 μm.
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</paragraph>
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</caption>
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<caption id="DF6B6651FFECCE05218BFBB7FED7FBC9" pageId="2" pageNumber="22">
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<paragraph id="8BAB36D9FFECCE05218BFBB7FED7FBC9" blockId="2.[151,1435,1059,2022]" pageId="2" pageNumber="22">
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<emphasis id="B960EACBFFECCE05218BFBB7FE88FBA9" bold="true" box="[151,267,1059,1083]" pageId="2" pageNumber="22">TABLE 2.</emphasis>
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Morphometric measurements in µm of
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<taxonomicName id="4C144D5AFFECCE0523DEFBB0FC54FBA9" box="[706,983,1060,1083]" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="22" phylum="Nematoda" rank="species" species="benguelae" status="sp. nov.">
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<emphasis id="B960EACBFFECCE0523DEFBB0FC54FBA9" box="[706,983,1060,1083]" italics="true" pageId="2" pageNumber="22">Perepsilonema benguelae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A25357B0FFECCE0522C3FBB0FBB0FBA9" box="[991,1075,1060,1083]" pageId="2" pageNumber="22" rank="species">sp. nov.</taxonomicNameLabel>
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from Saldanha Bay. See Table 1 for abbreviations.
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</paragraph>
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</caption>
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<paragraph id="8BAB36D9FFECCE052183FBE2FC52FB1F" blockId="2.[151,1435,1059,2022]" box="[159,977,1142,1165]" pageId="2" pageNumber="22">
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<typeStatus id="54AF887BFFECCE052183FBE2FE81FB1F" box="[159,258,1142,1165]" pageId="2" pageNumber="22" type="holotype">Holotype</typeStatus>
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Male Females (n = 6)
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</paragraph>
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<paragraph id="8BAB36D9FFECCE052235FB31FA95F874" blockId="2.[151,1435,1059,2022]" pageId="2" pageNumber="22">
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Mean SD Range L 352 321 26.5 266-334 N 118 124 7 112-131 amph 3 3 0.63 2.6-3.9 amph %
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<date id="FFAA1019FFECCE052064FADBFBADFAF4" box="[376,1070,1359,1382]" pageId="2" pageNumber="22" value="1937-05-29">37 29 5</date>
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23.5-35.3 ph 56 56 2.9 52-59 mbd ph 33 30 2.9 27-36 mbd 39 39 3 33-42 (mbd) 14 15 2.2 12-19 abd 15 16 1.5
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<quantity id="4CEC9B3CFFECCE0525DBF9B1FF25F9F4" metricMagnitude="4" metricUnit="kg" metricValue="1.7" metricValueMax="1.9" metricValueMin="1.5" pageId="2" pageNumber="22" unit="t" value="17.0" valueMax="19.0" valueMin="15.0">15-19 t</quantity>
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21 27 1.8 25-29 tmr 10 11 1.9 8-14 spic 48 - - - gub 7 - - - a 8.9 8.0 0.2 7.7-8.2 b 6.3 5.5 0.3 5.1-6 c 17 11.4 0.9 10.2-12.8 c' 1.3 1.7 0.2 1.3-
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<date id="FFAA1019FFECCE0525ECF8EEFB7DF803" box="[1264,1278,1914,1937]" pageId="2" pageNumber="22" value="1968-05-02">2</date>
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V - 68 2.9 65-73 mbd/(mbd) 2.9 2.6 0.5 2.2–3.3
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</paragraph>
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<caption id="DF6B6651FFEDCE04218BFA1FFDF9F993" httpUri="https://zenodo.org/record/195885/files/figure.png" pageId="3" pageNumber="23" targetBox="[230,1336,202,1418]" targetPageId="3">
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<paragraph id="8BAB36D9FFEDCE04218BFA1FFDF9F993" blockId="3.[151,1436,1419,1538]" pageId="3" pageNumber="23">
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<emphasis id="B960EACBFFEDCE04218BFA1FFE9EFA31" bold="true" box="[151,285,1419,1443]" pageId="3" pageNumber="23">FIGURE 2.</emphasis>
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<taxonomicName id="4C144D5AFFEDCE042039FA1FFDC2FA30" box="[293,577,1419,1442]" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="3" pageNumber="23" phylum="Nematoda" rank="species" species="benguelae" status="sp. nov.">
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<emphasis id="B960EACBFFEDCE042039FA1FFDC2FA30" box="[293,577,1419,1442]" italics="true" pageId="3" pageNumber="23">Perepsilonema benguelae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A25357B0FFEDCE042355FA1FFD1BFA30" box="[585,664,1419,1442]" pageId="3" pageNumber="23" rank="species">sp.nov.</taxonomicNameLabel>
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A. Male anterior body region with indication of amphidial fovea and detail of body rings in surface view. B. Female anterior body region with indication of amphidial fovea and detail of body rings in surface view. C. Male posterior body region with reproductive system. D. Female posterior body region with reproductive system. Scale represents 20 μm.
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</paragraph>
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</caption>
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<paragraph id="8BAB36D9FFEDCE0421D9F9BFFC2EF8B7" blockId="3.[151,1436,1579,1979]" pageId="3" pageNumber="23">
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Male. Body epsilon-shaped (
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<figureCitation id="132F2A5CFFEDCE04230AF9BFFDD4F9D7" box="[534,599,1579,1605]" captionStart="FIGURE 1" captionStartId="2.[151,255,995,1019]" captionTargetBox="[237,1361,262,974]" captionTargetId="figure@2.[193,1394,231,1022]" captionTargetPageId="2" captionText="FIGURE 1. Perepsilonema benguelae sp. nov. A. Male habitus. B. Female habitus. Scale represents 50 μm." httpUri="https://zenodo.org/record/195884/files/figure.png" pageId="3" pageNumber="23">Fig. 1</figureCitation>
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A), swollen in cloacal, testis and pharyngeal regions. Cephalic capsule tapering anteriorly, truncated posteriorly; tail short, conical. Body with 118 pronounced annulations (
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<tableCitation id="C6960362FFEDCE04242FF9C5FA0EF9F9" box="[1331,1421,1617,1643]" captionStart="TABLE 2" captionStartId="2.[151,240,1059,1083]" captionText="TABLE 2. Morphometric measurements in µm of Perepsilonema benguelae sp. nov. from Saldanha Bay. See Table 1 for abbreviations." pageId="3" pageNumber="23">Table 2</tableCitation>
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), not clearly orientated either anteriorly or posteriorly, with prominent box-like vacuoles in swollen portions of body. External layer of cuticle thickened ventrally in testis region, with fine longitudinal markings. Somatic setae (10.3 µm long) regularly spaced in six rows, anterior to the first curvature. Tail short, with one ventrally directed seta (2.6 μm long) on non-annulated section and two short setae (2 μm long) on the last two annulated segments. Three pairs of small, conical, pre-cloacal thorns present.
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</paragraph>
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<paragraph id="8BAB36D9FFEDCE0421D9F8A5FCFFF829" blockId="3.[151,1436,1579,1979]" pageId="3" pageNumber="23">
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Cephalic capsule conical, 14 µm in diameter at base and 9 µm long (
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<figureCitation id="132F2A5CFFEDCE0422C3F8A5FBA5F8D9" box="[991,1062,1841,1867]" captionStart="FIGURE 2" captionStartId="3.[151,257,1419,1443]" captionTargetBox="[230,1336,202,1418]" captionTargetId="figure@3.[230,1357,178,1456]" captionTargetPageId="3" captionText="FIGURE 2. Perepsilonema benguelae sp. nov. A. Male anterior body region with indication of amphidial fovea and detail of body rings in surface view. B. Female anterior body region with indication of amphidial fovea and detail of body rings in surface view. C. Male posterior body region with reproductive system. D. Female posterior body region with reproductive system. Scale represents 20 μm." httpUri="https://zenodo.org/record/195885/files/figure.png" pageId="3" pageNumber="23">Fig. 2</figureCitation>
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A). Labial papillae not seen (lip region is retracted in only specimen). Four cephalic setae of equal length (5 µm), not at same level; dorsolateral pair more anterior to ventro-lateral pair. Eight subcephalic setae on cephalic capsule; one pair present at base of amphidial fovea, longer (6.5 µm) than others (3 µm).
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</paragraph>
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<paragraph id="8BAB36D9FFEACE0321D9FF0CFD70FEB0" blockId="4.[151,1437,152,1341]" pageId="4" pageNumber="24">Amphidial fovea at base of cephalic capsule, extending to about 38% of corresponding body diameter, comprising a dorso-ventrally wound loop; canalis situated in centre of spiral fovea. Buccal cavity indistinct, with small tooth; pharynx muscular, 56 µm in length with cuticularised lumen and prominent terminal bulb. Cardia 2.6 μm long, opening into bulbous intestine.</paragraph>
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<paragraph id="8BAB36D9FFEACE0321D9FEB9FF6AFD95" blockId="4.[151,1437,152,1341]" pageId="4" pageNumber="24">
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Single outstretched testis ventral to alimentary canal, extending posterior to the narrow middle section of the body (
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<figureCitation id="132F2A5CFFEACE032013FEC6FED4FEFE" box="[271,343,338,364]" captionStart="FIGURE 2" captionStartId="3.[151,257,1419,1443]" captionTargetBox="[230,1336,202,1418]" captionTargetId="figure@3.[230,1357,178,1456]" captionTargetPageId="3" captionText="FIGURE 2. Perepsilonema benguelae sp. nov. A. Male anterior body region with indication of amphidial fovea and detail of body rings in surface view. B. Female anterior body region with indication of amphidial fovea and detail of body rings in surface view. C. Male posterior body region with reproductive system. D. Female posterior body region with reproductive system. Scale represents 20 μm." httpUri="https://zenodo.org/record/195885/files/figure.png" pageId="4" pageNumber="24">Fig. 2</figureCitation>
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C); vas deferens well defined. Spicules 48 µm long, curved with well-developed “hammerlike” capitulum; velum not observed. Gubernaculum short (7 µm long), parallel to spicules. Two ventral rows of small thorn-like structures present on 7th, 8th and 9th annuli anterior to cloacal opening. Prominent laterally-placed somatic setae (6 µm long) present on 2nd (not shown in
|
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<figureCitation id="132F2A5CFFEACE03251EFE5CFBCAFE70" box="[1026,1097,456,482]" captionStart="FIGURE 2" captionStartId="3.[151,257,1419,1443]" captionTargetBox="[230,1336,202,1418]" captionTargetId="figure@3.[230,1357,178,1456]" captionTargetPageId="3" captionText="FIGURE 2. Perepsilonema benguelae sp. nov. A. Male anterior body region with indication of amphidial fovea and detail of body rings in surface view. B. Female anterior body region with indication of amphidial fovea and detail of body rings in surface view. C. Male posterior body region with reproductive system. D. Female posterior body region with reproductive system. Scale represents 20 μm." httpUri="https://zenodo.org/record/195885/files/figure.png" pageId="4" pageNumber="24">Fig. 2</figureCitation>
|
||
C) and 6th annuli anterior to cloaca.
|
||
</paragraph>
|
||
<paragraph id="8BAB36D9FFEACE0321D9FD86FA8CFD75" blockId="4.[151,1437,152,1341]" pageId="4" pageNumber="24">
|
||
<emphasis id="B960EACBFFEACE0321D9FD86FEA6FDBE" bold="true" box="[197,293,530,556]" pageId="4" pageNumber="24">Female</emphasis>
|
||
. Broadly similar to male in general form, shorter (
|
||
<tableCitation id="C6960362FFEACE0322BEFD87FB86FDBF" box="[930,1029,531,557]" captionStart="TABLE 2" captionStartId="2.[151,240,1059,1083]" captionText="TABLE 2. Morphometric measurements in µm of Perepsilonema benguelae sp. nov. from Saldanha Bay. See Table 1 for abbreviations." pageId="4" pageNumber="24">Table 2</tableCitation>
|
||
). Body wide in anus, ovary and pharynx regions (
|
||
<figureCitation id="132F2A5CFFEACE032074FDACFE2FFDC0" box="[360,428,568,594]" captionStart="FIGURE 1" captionStartId="2.[151,255,995,1019]" captionTargetBox="[237,1361,262,974]" captionTargetId="figure@2.[193,1394,231,1022]" captionTargetPageId="2" captionText="FIGURE 1. Perepsilonema benguelae sp. nov. A. Male habitus. B. Female habitus. Scale represents 50 μm." httpUri="https://zenodo.org/record/195884/files/figure.png" pageId="4" pageNumber="24">Fig. 1</figureCitation>
|
||
B). Number and ornamentation of annuli similar to males, but change in orientation pronounced at 88th annulation in the region of the vulva. Cephalic capsule narrower than male, 12 µm wide, 9.5 µm long (
|
||
<figureCitation id="132F2A5CFFEACE03202BFD17FEFDFD0F" box="[311,382,643,669]" captionStart="FIGURE 2" captionStartId="3.[151,257,1419,1443]" captionTargetBox="[230,1336,202,1418]" captionTargetId="figure@3.[230,1357,178,1456]" captionTargetPageId="3" captionText="FIGURE 2. Perepsilonema benguelae sp. nov. A. Male anterior body region with indication of amphidial fovea and detail of body rings in surface view. B. Female anterior body region with indication of amphidial fovea and detail of body rings in surface view. C. Male posterior body region with reproductive system. D. Female posterior body region with reproductive system. Scale represents 20 μm." httpUri="https://zenodo.org/record/195885/files/figure.png" pageId="4" pageNumber="24">Fig. 2</figureCitation>
|
||
B), with amphidial fovea at base. Amphidial fovea different from male, a single coil with canalis situated in centre of spiral fovea; extending to about 29% of corresponding body diameter. Buccal cavity small, one specimen with a minute tooth; pharynx muscular, with prominent terminal bulb.
|
||
</paragraph>
|
||
<paragraph id="8BAB36D9FFEACE0321D9FD67FCFCFCEF" blockId="4.[151,1437,152,1341]" pageId="4" pageNumber="24">
|
||
Reproductive system didelphic, amphidelphic, reflexed; ovaries with tips bent to opposite sides of the intestine (anterior ovary to the right, posterior to the left). Ovarian system ventral to alimentary canal (
|
||
<figureCitation id="132F2A5CFFEACE032470FC8CFF24FCC5" captionStart="FIGURE 2" captionStartId="3.[151,257,1419,1443]" captionTargetBox="[230,1336,202,1418]" captionTargetId="figure@3.[230,1357,178,1456]" captionTargetPageId="3" captionText="FIGURE 2. Perepsilonema benguelae sp. nov. A. Male anterior body region with indication of amphidial fovea and detail of body rings in surface view. B. Female anterior body region with indication of amphidial fovea and detail of body rings in surface view. C. Male posterior body region with reproductive system. D. Female posterior body region with reproductive system. Scale represents 20 μm." httpUri="https://zenodo.org/record/195885/files/figure.png" pageId="4" pageNumber="24">Fig. 2</figureCitation>
|
||
D). Uterine chamber medially situated, containing a number of sperm cells. Vagina sclerotized along entire length, terminating at uterus, surrounded by constrictor muscle.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C30E6552FFEACE0321D9FC1CFD63FB60" pageId="4" pageNumber="24" type="materials_examined">
|
||
<paragraph id="8BAB36D9FFEACE0321D9FC1CFB68FC30" blockId="4.[151,1437,152,1341]" box="[197,1259,904,930]" pageId="4" pageNumber="24">
|
||
<emphasis id="B960EACBFFEACE0321D9FC1CFE78FC30" bold="true" box="[197,507,904,930]" pageId="4" pageNumber="24">
|
||
<typeStatus id="54AF887BFFEACE0321D9FC1CFE81FC30" box="[197,258,904,930]" pageId="4" pageNumber="24">Type</typeStatus>
|
||
locality and habitat
|
||
</emphasis>
|
||
. Course-grained sediments in Saldanha Bay, at a depth of
|
||
<specimenCount id="9D12FD50FFEACE0325B4FC1CFB68FC30" box="[1192,1259,904,930]" pageId="4" pageNumber="24" type="generic">
|
||
<quantity id="4CEC9B3CFFEACE0325B4FC1CFB64FC30" box="[1192,1255,904,930]" metricMagnitude="1" metricUnit="m" metricValue="2.0" pageId="4" pageNumber="24" unit="m" value="20.0">20 m</quantity>
|
||
.
|
||
</specimenCount>
|
||
</paragraph>
|
||
<paragraph id="8BAB36D9FFEACE0321D9FC39FD63FB60" blockId="4.[151,1437,152,1341]" pageId="4" pageNumber="24">
|
||
Diagnosis.
|
||
<taxonomicName id="4C144D5AFFEACE032056FC3AFDFFFC55" box="[330,636,942,967]" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="4" pageNumber="24" phylum="Nematoda" rank="species" species="benguelae" status="sp. nov.">
|
||
<emphasis id="B960EACBFFEACE032056FC3AFDFFFC55" box="[330,636,942,967]" italics="true" pageId="4" pageNumber="24">Perepsilonema benguelae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A25357B0FFEACE032399FC39FD62FC55" box="[645,737,941,967]" pageId="4" pageNumber="24" rank="species">sp. nov.</taxonomicNameLabel>
|
||
is a medium-sized nematode with eight subcephalic setae; annulations not clearly orientated either anteriorly or posteriorly in the male and with box-like vacuoles,; tail short, c = 17; short spicules and gubernaculum. The body is similar in length to
|
||
<taxonomicName id="4C144D5AFFEACE032557FC6DFB6AFB80" box="[1099,1257,1017,1042]" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="4" pageNumber="24" phylum="Nematoda" rank="species" species="papulosum">
|
||
<emphasis id="B960EACBFFEACE032557FC6DFB6AFB80" box="[1099,1257,1017,1042]" italics="true" pageId="4" pageNumber="24">P. papulosum</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<emphasis id="B960EACBFFEACE0325E4FC6DFAF0FB80" box="[1272,1395,1017,1042]" italics="true" pageId="4" pageNumber="24">P. c r a s s u m</emphasis>
|
||
,
|
||
<taxonomicName id="4C144D5AFFEACE03249AFC6DFE84FBA5" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="4" pageNumber="24" phylum="Nematoda" rank="species" species="moineaui">
|
||
<emphasis id="B960EACBFFEACE03249AFC6DFE84FBA5" italics="true" pageId="4" pageNumber="24">P. moineaui</emphasis>
|
||
</taxonomicName>
|
||
, but the annulations fewer than
|
||
<taxonomicName id="4C144D5AFFEACE03238EFB8AFCB7FBA5" box="[658,820,1054,1079]" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="4" pageNumber="24" phylum="Nematoda" rank="species" species="papulosum">
|
||
<emphasis id="B960EACBFFEACE03238EFB8AFCB7FBA5" box="[658,820,1054,1079]" italics="true" pageId="4" pageNumber="24">P. papulosum</emphasis>
|
||
</taxonomicName>
|
||
and more numerous than
|
||
<taxonomicName id="4C144D5AFFEACE03256FFB8AFA81FBA5" box="[1139,1282,1054,1079]" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="4" pageNumber="24" phylum="Nematoda" rank="species" species="moineaui">
|
||
<emphasis id="B960EACBFFEACE03256FFB8AFA81FBA5" box="[1139,1282,1054,1079]" italics="true" pageId="4" pageNumber="24">P. moineaui</emphasis>
|
||
</taxonomicName>
|
||
. copulatory thorns are absent from the mid-body region at level of testis, as in
|
||
<taxonomicName id="4C144D5AFFEACE0322A3FBD7FBE3FBCE" box="[959,1120,1091,1116]" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="4" pageNumber="24" phylum="Nematoda" rank="species" species="papulosum">
|
||
<emphasis id="B960EACBFFEACE0322A3FBD7FBE3FBCE" box="[959,1120,1091,1116]" italics="true" pageId="4" pageNumber="24">P. papulosum</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<emphasis id="B960EACBFFEACE032580FBD7FAA4FBCE" box="[1180,1319,1091,1116]" italics="true" pageId="4" pageNumber="24">P. m o i n e a u i</emphasis>
|
||
, whereas three pairs of copulatory thorns occur in the precloacal region in
|
||
<emphasis id="B960EACBFFEACE032297FBFDFC6AFB10" box="[907,1001,1129,1154]" italics="true" pageId="4" pageNumber="24">P. t r a u c i</emphasis>
|
||
. The absence of copulatory thorns at the level of testis in the mid-body region, the presence of three pairs of copulatory thorns in the precloacal region, and the lack of subdorsal post-cloacal caudal spines together with the short spicules and gubernaculum are diagnostic characters for
|
||
<taxonomicName id="4C144D5AFFEACE0320F5FB4DFDFDFB60" box="[489,638,1241,1266]" class="Adenophorea" family="Epsilonematidae" genus="Perepsilonema" higherTaxonomySource="GBIF" kingdom="Animalia" order="Desmodorida" pageId="4" pageNumber="24" phylum="Nematoda" rank="species" species="benguelae" status="sp. nov.">
|
||
<emphasis id="B960EACBFFEACE0320F5FB4DFDFDFB60" box="[489,638,1241,1266]" italics="true" pageId="4" pageNumber="24">P. benguelae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A25357B0FFEACE03239AFB4CFD63FB60" box="[646,736,1240,1266]" pageId="4" pageNumber="24" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C30E6552FFEACE0321D9FB69FF69FAAF" pageId="4" pageNumber="24" type="etymology">
|
||
<paragraph id="8BAB36D9FFEACE0321D9FB69FF69FAAF" blockId="4.[151,1437,152,1341]" pageId="4" pageNumber="24">
|
||
<emphasis id="B960EACBFFEACE0321D9FB69FED0FA85" bold="true" box="[197,339,1277,1303]" pageId="4" pageNumber="24">Etymology.</emphasis>
|
||
The species is named after the Benguela Current, flowing along the west coast of southern Africa.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |