131 lines
20 KiB
XML
131 lines
20 KiB
XML
<document id="3B45EB26741420A174D0DDC352F1B69B" ID-DOI="10.11646/zootaxa.4052.4.1" ID-GBIF-Dataset="93f6d085-8e63-4d1e-89c1-f950128b2a61" ID-ISSN="1175-5326" ID-Zenodo-Dep="245887" ID-ZooBank="47EF6E9D-9064-4899-B3DD-276FF7C969EB" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461351539127" checkinUser="plazi" docAuthor="Molinero, A. González & Peña Cantero, A. L." docDate="2015" docId="03C287C628047C19D4F4887D2E2E7D76" docLanguage="en" docName="zt04052p441.pdf" docOrigin="Zootaxa 4052 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Oswaldella niobae Pena Cantero & Ramil 2006" docType="treatment" docVersion="10" lastPageNumber="416" masterDocId="FFFBFFBE280B7C16D4638A112C127859" masterDocTitle="SEM study of species of Oswaldella Stechow, 1919 (Cnidaria, Hydrozoa, Kirchenpaueriidae), with an annotated checklist of the species of the genus" masterLastPageNumber="441" masterPageNumber="401" pageNumber="416" updateTime="1698622027685" updateUser="plazi">
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<mods:title id="7CAF43A8EC87D5E9E2C1A0EF8C8771F6">SEM study of species of Oswaldella Stechow, 1919 (Cnidaria, Hydrozoa, Kirchenpaueriidae), with an annotated checklist of the species of the genus</mods:title>
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<mods:namePart id="850F8E4469774095B778CCFC5E1585A8">Molinero, A. González</mods:namePart>
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<mods:namePart id="62C1845794F1118C62FA1548296C7F75">Peña Cantero, A. L.</mods:namePart>
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<mods:title id="B59D1229BD06AA3708BC688F359F6A6F">Zootaxa</mods:title>
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<mods:date id="B422E6AD79F9E87464C69A335A29445C">2015</mods:date>
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<mods:number id="947A6107861B214FE607ABB552DB7627">4052</mods:number>
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<mods:identifier id="69AC7267CECD712FF19B0319D4C4DEBC" type="DOI">10.11646/zootaxa.4052.4.1</mods:identifier>
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<treatment id="03C287C628047C19D4F4887D2E2E7D76" ID-DOI="http://doi.org/10.5281/zenodo.6107469" ID-GBIF-Taxon="119646520" ID-Zenodo-Dep="6107469" LSID="urn:lsid:plazi:treatment:03C287C628047C19D4F4887D2E2E7D76" httpUri="http://treatment.plazi.org/id/03C287C628047C19D4F4887D2E2E7D76" lastPageNumber="416" pageId="15" pageNumber="416">
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<subSubSection id="C371655B28047C19D4F4887D2DB97AFE" pageId="15" pageNumber="416" type="nomenclature">
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<paragraph id="8BD436D028047C19D4F4887D2EF67ADF" blockId="15.[151,740,620,679]" box="[151,740,620,646]" pageId="15" pageNumber="416">
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<heading id="D09C81BC28047C19D4F4887D2EF67ADF" bold="true" box="[151,740,620,646]" fontSize="11" level="1" pageId="15" pageNumber="416" reason="1">
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<taxonomicName id="4C6B4D5328047C19D4F4887D2EF67ADF" ID-CoL="6TCJJ" authority="Pena Cantero & Ramil, 2006" authorityName="Pena Cantero & Ramil" authorityYear="2006" box="[151,740,620,646]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="15" pageNumber="416" phylum="Cnidaria" rank="species" species="niobae">
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<emphasis id="B91FEAC228047C19D4F4887D2EF67ADF" bold="true" box="[151,740,620,646]" pageId="15" pageNumber="416">
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<emphasis id="B91FEAC228047C19D4F4887D2D677ADF" bold="true" box="[151,373,620,646]" italics="true" pageId="15" pageNumber="416">Oswaldella niobae</emphasis>
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<bibRefCitation id="EFFA4B2128047C19D51F887D2EF67ADF" author="Pena" box="[380,740,620,646]" pageId="15" pageNumber="416" refString="Pena Cantero, A. L. & Ramil, F. (2006) Benthic hydroids associated with volcanic structures from Bransfield Strait (Antarctica) collected by the Spanish Antarctic expedition GEBRAP 96. Deep-Sea Research II, 53, 949 - 958. http: // dx. doi. org / 10.1016 / j. dsr 2.2006.02.007" type="journal article" year="2006">Peña Cantero & Ramil, 2006</bibRefCitation>
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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<paragraph id="8BD436D028047C19D4F4889F2DB97AFE" blockId="15.[151,740,620,679]" box="[151,427,654,679]" pageId="15" pageNumber="416">
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(
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<figureCitation id="13502A5528047C19D4FC889F2CE77AFE" box="[159,245,654,679]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Figs 10</figureCitation>
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,
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<figureCitation id="13502A5528047C19D562889F2D0C7AFE" box="[257,286,654,679]" captionStart="FIGURE 16" captionStartId="25.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@25.[253,1333,193,1881]" captionTargetPageId="25" captionText="FIGURE 16. Detail of the area from which mesial nematophore emerges. A, Oswaldella bifurca; B, Oswaldella delicata; C, Oswaldella elongata; D, Oswaldella erratum; E, Oswaldella frigida; F, Oswaldella garciacarrascosai; G, Oswaldella grandis; H, Oswaldella incognita; I, Oswaldella laertesi; J, Oswaldella niobae; K, Oswaldella rigida; L, Oswaldella shetlandica; M, Oswaldella stepanjantsae; N, Oswaldella vervoorti; O, Oswaldella sp. Scale bar: 20 µm (A – O)." httpUri="https://zenodo.org/record/245903/files/figure.png" pageId="15" pageNumber="416">16</figureCitation>
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J, 18B, 20B)
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</paragraph>
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</subSubSection>
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<subSubSection id="C371655B28047C19D4F488C72FFC7B4A" pageId="15" pageNumber="416" type="materials_examined">
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<paragraph id="8BD436D028047C19D4F488C72FFC7B4A" blockId="15.[151,1437,726,1327]" pageId="15" pageNumber="416">
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<emphasis id="B91FEAC228047C19D4F488C72D937AB6" bold="true" box="[151,385,726,751]" pageId="15" pageNumber="416">Material examined.</emphasis>
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Spanish
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<collectingCountry id="F37C764028047C19D58A88C72E437AB6" box="[489,593,726,751]" name="Antarctica" pageId="15" pageNumber="416">Antarctic</collectingCountry>
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Expedition GEBRAP 95:
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<emphasis id="B91FEAC228047C19D71D88C72FA87AB6" bold="true" box="[894,954,726,751]" pageId="15" pageNumber="416">Stn 5</emphasis>
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,
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<date id="FFD5101028047C19D7AA88C6286B7AB6" box="[969,1145,727,751]" pageId="15" pageNumber="416" value="1997-01-01">1 January 1997</date>
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, 62°52’40’’–
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<geoCoordinate id="EE5F501728047C19D17388C729857AB6" box="[1296,1431,726,751]" direction="south" orientation="latitude" pageId="15" pageNumber="416" precision="15" value="-62.882774">62°52’58’’S</geoCoordinate>
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, 59°59’07’’–
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<geoCoordinate id="EE5F501728047C19D57E88EB2DA07B4A" box="[285,434,762,787]" direction="west" orientation="longitude" pageId="15" pageNumber="416" precision="15" value="-59.967224">59°58’02’’W</geoCoordinate>
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(Bransfield Strait),
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<quantity id="4C939B3528047C19D6F288EB2F027B4B" box="[657,784,762,787]" metricMagnitude="2" metricUnit="m" metricValue="8.105" metricValueMax="9.22" metricValueMin="6.99" pageId="15" pageNumber="416" unit="m" value="810.5" valueMax="922.0" valueMin="699.0">699–922 m</quantity>
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(
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<collectionCode id="ED7AAE1528047C19D77D88EA2F667B4A" LSID="urn:lsid:biocol.org:col:35275" box="[798,884,763,787]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:35275" name="Museo Nacional de Ciencias Naturales" pageId="15" pageNumber="416">MNCN</collectionCode>
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2.03/342).
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</paragraph>
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</subSubSection>
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<subSubSection id="C371655B28047C19D4A4890F2F057C0F" pageId="15" pageNumber="416" type="description">
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<paragraph id="8BD436D028047C19D4A4890F2F8B7B26" blockId="15.[151,1437,726,1327]" pageId="15" pageNumber="416">
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<emphasis id="B91FEAC228047C19D4A4890F2D4B7B6E" bold="true" box="[199,345,798,823]" pageId="15" pageNumber="416">Description.</emphasis>
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Monosiphonic, unbranched stems, up to
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<quantity id="4C939B3528047C19D746890F2F667B6F" box="[805,884,798,823]" metricMagnitude="-2" metricUnit="m" metricValue="6.8" pageId="15" pageNumber="416" unit="mm" value="68.0">68 mm</quantity>
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high, divided into internodes. Cauline apophyses with one (
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<figureCitation id="13502A5528047C19D56F89532D4D7B02" box="[268,351,834,859]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Fig. 10</figureCitation>
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C) or two axillary nematophores (
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<figureCitation id="13502A5528047C19D68489532F297B02" box="[743,827,834,859]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Fig. 10</figureCitation>
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B), each emerging through simple perisarc hole, and, usually, an extra nematophore emerging from ‘mamelon’ (
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<figureCitation id="13502A5528047C19D74689772F6A7B26" box="[805,888,870,895]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Fig. 10</figureCitation>
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B).
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</paragraph>
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<paragraph id="8BD436D028047C19D4A4899B2FF07C6A" blockId="15.[151,1437,726,1327]" pageId="15" pageNumber="416">
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Hydrocladia unbranched (
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<figureCitation id="13502A5528047C19D592899B2E577BFA" box="[497,581,906,931]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Fig. 10</figureCitation>
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A) or bifurcated. First hydrocladial internode bifurcated, with two similar prongs. Mesial inferior nematophore emerging from marked swelling at basal half of internode (
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<figureCitation id="13502A5528047C19D0AE89BF290C7B9E" box="[1229,1310,942,967]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Fig. 10</figureCitation>
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E); without nematotheca (
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<figureCitation id="13502A5528047C19D55589C32D9A7BB2" box="[310,392,978,1003]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Fig. 10</figureCitation>
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D–E). Hydrotheca situated on distal half of internode (
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<figureCitation id="13502A5528047C19D79E89C3285D7BB2" box="[1021,1103,978,1003]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Fig. 10</figureCitation>
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A, D–E). Hydrotheca low, as high as wide. Abcauline hydrothecal wall straight, angle with long axis of internode ca. 45°. Adcauline wall mostly adnate. Hydrothecal aperture circular, slightly tilted downwards (
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<figureCitation id="13502A5528047C19D7138E0B2FD07C6A" box="[880,962,1050,1075]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Fig. 10</figureCitation>
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E).
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</paragraph>
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<paragraph id="8BD436D028047C19D4A48E2F2F057C0F" blockId="15.[151,1437,726,1327]" box="[199,791,1086,1111]" pageId="15" pageNumber="416">
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<collectingCountry id="F37C764028047C19D4A48E2F2D137C0E" box="[199,257,1086,1111]" name="Malta" pageId="15" pageNumber="416">Male</collectingCountry>
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gonotheca fusiform, with subterminal aperture.
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</paragraph>
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</subSubSection>
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||
<subSubSection id="C371655B28047C19D4A48E732E2E7D76" pageId="15" pageNumber="416" type="discussion">
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<paragraph id="8BD436D028047C19D4A48E732CF27C9A" blockId="15.[151,1437,726,1327]" pageId="15" pageNumber="416">
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<emphasis id="B91FEAC228047C19D4A48E732D297C22" bold="true" box="[199,315,1122,1147]" pageId="15" pageNumber="416">Remarks.</emphasis>
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Sometimes, there is an intermediate athecate internode following cauline apophyses (
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<figureCitation id="13502A5528047C19D1478E73296A7C22" box="[1316,1400,1122,1147]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Fig. 10</figureCitation>
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A). Athecate intermediate internodes have even been observed between thecate internodes (cf.
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<bibRefCitation id="EFFA4B2128047C19D0FF8E962CC67C9A" author="Pena" pageId="15" pageNumber="416" refString="Pena Cantero, A. L. & Ramil, F. (2006) Benthic hydroids associated with volcanic structures from Bransfield Strait (Antarctica) collected by the Spanish Antarctic expedition GEBRAP 96. Deep-Sea Research II, 53, 949 - 958. http: // dx. doi. org / 10.1016 / j. dsr 2.2006.02.007" type="journal article" year="2006">Peña Cantero & Ramil 2006</bibRefCitation>
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).
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</paragraph>
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<paragraph id="8BD436D028047C19D4A48EDE2E2E7D76" blockId="15.[151,1437,726,1327]" pageId="15" pageNumber="416">
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In the material examined there is variability in the number of nematophores of the cauline apophyses. There can be one or two axillary nematophores. In addition, although typically there is one conspicuous ‘mamelon’, it is absent in some apophyses (
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<figureCitation id="13502A5528047C19D5AB8F072E097D76" box="[456,539,1302,1327]" captionStart="FIGURE 10" captionStartId="16.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@16.[253,1333,193,1881]" captionTargetPageId="16" captionText="FIGURE 10. Oswaldella niobae Peña Cantero & Ramil, 2006. A, stem fragment with hydrocladium showing hydrothecal arrangement; B, cauline apophyses showing two axillary nematophores and one ‘ mamelon’; C, cauline apophysis with a single axillary nematophore; D – E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D – E) and 20 µm (B – C)." httpUri="https://zenodo.org/record/245897/files/figure.png" pageId="15" pageNumber="416">Fig. 10</figureCitation>
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C).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |