442 lines
46 KiB
XML
442 lines
46 KiB
XML
<document id="36F02B45998A8F6F19481FFAA97C05E5" ID-DOI="10.5281/zenodo.178970" ID-GBIF-Dataset="1268547c-fe4d-4c50-b0eb-a1b732af3b1a" ID-ISSN="1175-5326" ID-Zenodo-Dep="178970" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459932768424" checkinUser="plazi" docAuthor="Peña, Alvaro L." docDate="2007" docId="6954DD55FFFFFFF3FF17FE69B61CABED" docLanguage="en" docName="zt01612p068.pdf" docOrigin="Zootaxa 1612" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Oswaldella laertesi Peña, 2007, sp. nov." docType="treatment" docVersion="8" lastPageNumber="67" masterDocId="956DA52DFFFEFFF7FF80FFEEB547AF02" masterDocTitle="Breaking molds: Oswaldella laertesi, sp. nov., a unique Antarctic species of Oswaldella Stechow, 1919 (Cnidaria: Hydrozoa: Kirchenpaueriidae)" masterLastPageNumber="68" masterPageNumber="63" pageNumber="64" updateTime="1698229943415" updateUser="plazi">
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<mods:title id="FAE73E294D2DD3DCF86680EB42FD5575">Breaking molds: Oswaldella laertesi, sp. nov., a unique Antarctic species of Oswaldella Stechow, 1919 (Cnidaria: Hydrozoa: Kirchenpaueriidae)</mods:title>
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<mods:namePart id="697BCA80342F5FBC5E4D3CA955867BC8">Peña, Alvaro L.</mods:namePart>
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<mods:typeOfResource id="AFA6D66486870ABC79540D728F278FBA">text</mods:typeOfResource>
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<mods:title id="7A3CC8AC64A7731ECAC82FD6B0669232">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="5363194E8B8F9EF4C9DCBC6B05684F27">
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<mods:date id="8F4377F1AF633ABE005A6B7F9737CF9B">2007</mods:date>
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<mods:detail id="B7608BEE7FD0A0C1E6003C0D2AAB1CA4" type="volume">
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<mods:number id="9D97E3BCA40F7D7CD3BFEA62CCED5C22">1612</mods:number>
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<mods:identifier id="A34470955FA63AA77FEAADE9A178B0ED" type="DOI">10.5281/zenodo.178970</mods:identifier>
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<treatment id="6954DD55FFFFFFF3FF17FE69B61CABED" ID-DOI="http://doi.org/10.5281/zenodo.3502625" ID-GBIF-Taxon="119374981" ID-Zenodo-Dep="3502625" LSID="urn:lsid:plazi:treatment:6954DD55FFFFFFF3FF17FE69B61CABED" httpUri="http://treatment.plazi.org/id/6954DD55FFFFFFF3FF17FE69B61CABED" lastPageId="4" lastPageNumber="67" pageId="1" pageNumber="64">
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<subSubSection id="A9E73FC8FFFFFFF6FF17FE69B4DCAEC6" pageId="1" pageNumber="64" type="nomenclature">
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<paragraph id="E1426C43FFFFFFF6FF17FE69B4AFAEA3" blockId="1.[151,488,391,452]" box="[151,488,391,417]" pageId="1" pageNumber="64">
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<heading id="BA0ADB2FFFFFFFF6FF17FE69B4AFAEA3" bold="true" box="[151,488,391,417]" fontSize="11" level="1" pageId="1" pageNumber="64" reason="1">
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<emphasis id="D389B051FFFFFFF6FF17FE69B4AFAEA3" bold="true" box="[151,488,391,417]" pageId="1" pageNumber="64">
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<taxonomicName id="26FD17C0FFFFFFF6FF17FE69B43BAEA3" ID-CoL="75CJG" box="[151,380,391,417]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="1" pageNumber="64" phylum="Cnidaria" rank="species" species="laertesi" status="sp. nov.">
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<emphasis id="D389B051FFFFFFF6FF17FE69B43BAEA3" bold="true" box="[151,380,391,417]" italics="true" pageId="1" pageNumber="64">Oswaldella laertesi</emphasis>
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</taxonomicName>
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||
,
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||
<taxonomicNameLabel id="C8BA0D2AFFFFFFF6FE0AFE69B4AFAEA3" box="[394,488,391,417]" pageId="1" pageNumber="64" 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="E1426C43FFFFFFF6FF17FE44B4DCAEC6" blockId="1.[151,488,391,452]" box="[151,411,426,452]" pageId="1" pageNumber="64">
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(
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<figureCitation id="79C670C6FFFFFFF6FF1FFE44B469AEC6" box="[159,302,426,452]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStartId-0="2.[151,244,1523,1544]" captionStartId-1="3.[151,255,1916,1940]" captionTargetBox-0="[316,1253,151,1497]" captionTargetBox-1="[280,1309,258,1903]" captionTargetId-0="figure@2.[298,1291,127,1530]" captionTargetId-1="figure@3.[269,1326,246,1923]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionText-0="FIGURE 1. Oswaldella laertesi, sp. nov. (A) Hydrocladial branching and arrangement of hydrothecae and gonothecae; (B) cauline apophysis with “ mamelons ” and first forked hydrocladial internode; (C) forked hydrocladial internode showing branching, mesial inferior nematophore and superior nematophores; (D – H) unforked hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca (all drawings from the Holotype). Scale bar: 1 mm (A), 250 µm (B – H)." captionText-1="FIGURE 2. Oswaldella laertesi, sp. nov. (A) Hydrocladial branching; (B) gonotheca; (C) hydrotheca in lateral view; (D) hydrotheca in frontal view; (E) mesial inferior nematotheca (see arrow); (F) mesial superior nematophore (see arrow); (G) cauline apophyses showing “ mamelons ” (see arrows); (H) cauline apophysis showing axillary nematophores (see arrows) (A – F from Holoype; G – H from Paratype). Scale bars: 200 µm (A – B), 100 µm (C – H)." httpUri-0="https://zenodo.org/record/178971/files/figure.png" httpUri-1="https://zenodo.org/record/178972/files/figure.png" pageId="1" pageNumber="64">Figures 1–2</figureCitation>
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,
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<tableCitation id="AC7F59F8FFFFFFF6FEBAFE44B4C8AEC6" box="[314,399,426,452]" captionStart="TABLE 1" captionStartId="4.[151,239,671,695]" captionText="TABLE 1. Measurements in Oswaldella laertesi, sp. nov. (in µm)" pageId="1" pageNumber="64">Table 1</tableCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="A9E73FC8FFFFFFF6FF17FE14B15DAD3E" pageId="1" pageNumber="64" type="materials_examined">
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<paragraph id="E1426C43FFFFFFF6FF17FE14B15DAD3E" blockId="1.[151,1437,506,2015]" pageId="1" pageNumber="64">
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<emphasis id="D389B051FFFFFFF6FF17FE14B4CCAD16" bold="true" box="[151,395,506,532]" pageId="1" pageNumber="64">Material examined.</emphasis>
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Stn 97 ID 2655, one stem fragment, c.
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<quantity id="2605C1A6FFFFFFF6FCD5FE14B6E0AD16" box="[853,935,506,532]" metricMagnitude="-2" metricUnit="m" metricValue="1.4" pageId="1" pageNumber="64" unit="mm" value="14.0">14 mm</quantity>
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long (
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<typeStatus id="3E46D2E1FFFFFFF6FC71FE14B11BAD16" box="[1009,1116,506,532]" pageId="1" pageNumber="64" type="paratype">Paratype</typeStatus>
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,
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<collectionCode id="87ECF486FFFFFFF6FBE7FE14B1F4AD16" box="[1127,1203,506,532]" httpUri="http://grbio.org/cool/nyq3-3g6s" name="National Institute of Water and Atmospheric Research" pageId="1" pageNumber="64">NIWA</collectionCode>
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29736); Stn 178 ID 7960, one stem, c.
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<quantity id="2605C1A6FFFFFFF6FEF3FDCCB492AD3E" box="[371,469,546,572]" metricMagnitude="-1" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="64" unit="mm" value="100.0">100 mm</quantity>
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high, with gonothecae (
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<typeStatus id="3E46D2E1FFFFFFF6FD6EFDCCB627AD3E" box="[750,864,546,572]" pageId="1" pageNumber="64" type="holotype">Holotype</typeStatus>
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,
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<collectionCode id="87ECF486FFFFFFF6FCECFDCCB6FFAD3E" box="[876,952,546,572]" httpUri="http://grbio.org/cool/nyq3-3g6s" name="National Institute of Water and Atmospheric Research" pageId="1" pageNumber="64">NIWA</collectionCode>
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29735).
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</paragraph>
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</subSubSection>
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<subSubSection id="A9E73FC8FFFFFFF6FF46FDA4B126A925" pageId="1" pageNumber="64" type="description">
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<paragraph id="E1426C43FFFFFFF6FF46FDA4B4BBAC56" blockId="1.[151,1437,506,2015]" pageId="1" pageNumber="64">
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<emphasis id="D389B051FFFFFFF6FF46FDA4B419AD66" bold="true" box="[198,350,586,612]" pageId="1" pageNumber="64">Description.</emphasis>
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Stem c.
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<quantity id="2605C1A6FFFFFFF6FE48FDA4B76CAD66" box="[456,555,586,612]" metricMagnitude="-1" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="64" unit="mm" value="100.0">100 mm</quantity>
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high, unbranched and polysiphonic in first
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<quantity id="2605C1A6FFFFFFF6FBB2FDA4B1CDAD66" box="[1074,1162,586,612]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="64" unit="mm" value="20.0">20 mm</quantity>
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. Hydrocaulus provided with apophyses regularly disposed in three longitudinal rows, usually in a spiral arrangement, not in verticils. Cauline apophyses directed upwards, forming an angle of c. 45º with long axis of stem. Stem irregularly divided into internodes, usually with three apophyses. Cauline apophyses with six nematophores: two nematophores each emerging through a “mamelon” situated laterally on upper part of apophysis, and four axillary nematophores, each emerging through a simple perisarc hole. Cauline apophyses supporting hydrocladia, with distinct node between the two.
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</paragraph>
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<paragraph id="E1426C43FFFFFFF6FF46FC8CB146ABBE" blockId="1.[151,1437,506,2015]" pageId="1" pageNumber="64">First hydrocladial internode bifurcated, giving rise to two secondary hydrocladia. These forming up to two third-order hydrocladia. Hydrocladia homomerously divided into hydrothecate internodes. Forked hydrocladial internodes with a hydrotheca between each prong and three nematophores: one mesial inferior (absent in first hydrocladial internode), with a much reduced nematotheca, and two mesial superior nematophores emerging through a simple perisarc hole behind free part of adcauline hydrothecal wall, one on each prong. Unforked hydrocladial internodes with one hydrotheca and two nematophores: one mesial superior emerging through a simple perisarc hole just behind free adcauline hydrothecal wall and another mesial inferior nematophore, emerging through a perisarc hole on a strong elevation of the internode and provided with a small scale-shaped nematotheca. Top of distal hydrocladial internodes truncated.</paragraph>
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<paragraph id="E1426C43FFFFFFF6FF45FB24B58BAAAD" blockId="1.[151,1437,506,2015]" pageId="1" pageNumber="64">Hydrotheca situated in middle of hydrocladial internode or on its distal half. Hydrotheca shallow, usually diameter at aperture larger than abcauline length. However, abcauline length slightly increasing along hydrocladia, for instance length could be 176 µm in first unforked hydrocladial internode and 256 µm in 15th. Hydrothecal aperture circular, perpendicular to long axis of internode. Adcauline wall with tiny but distinct free portion. Abcauline wall straight, but directed outwards. Rim even; sometimes with tiny adcauline elevation.</paragraph>
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<paragraph id="E1426C43FFFFFFF6FF45FA53B4CDAAFD" blockId="1.[151,1437,506,2015]" pageId="1" pageNumber="64">Presumed male gonothecae inserted at hydrothecal base on elevation of internode, fusiform, with a subterminal, oval aperture.</paragraph>
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<paragraph id="E1426C43FFFFFFF6FF45F9E3B126A925" blockId="1.[151,1437,506,2015]" box="[197,1121,1549,1575]" pageId="1" pageNumber="64">
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Cnidome composed of microbasic mastigophores of two size classes (
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<tableCitation id="AC7F59F8FFFFFFF6FC78F9E3B117A925" box="[1016,1104,1549,1575]" captionStart="TABLE 1" captionStartId="4.[151,239,671,695]" captionText="TABLE 1. Measurements in Oswaldella laertesi, sp. nov. (in µm)" pageId="1" pageNumber="64">Table 1</tableCitation>
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).
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</paragraph>
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</subSubSection>
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||
<subSubSection id="A9E73FC8FFFFFFF3FF46F9DBB585AD40" lastPageId="4" lastPageNumber="67" pageId="1" pageNumber="64" type="discussion">
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||
<paragraph id="E1426C43FFFFFFF6FF46F9DBB75DA8DD" blockId="1.[151,1437,506,2015]" pageId="1" pageNumber="64">
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||
<emphasis id="D389B051FFFFFFF6FF46F9DBB478A94D" bold="true" box="[198,319,1589,1615]" pageId="1" pageNumber="64">Remarks.</emphasis>
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<taxonomicName id="26FD17C0FFFFFFF6FEC8F9D8B768A94D" box="[328,559,1590,1615]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="1" pageNumber="64" phylum="Cnidaria" rank="species" species="laertesi" status="sp. nov.">
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<emphasis id="D389B051FFFFFFF6FEC8F9D8B768A94D" box="[328,559,1590,1615]" italics="true" pageId="1" pageNumber="64">Oswaldella laertesi</emphasis>
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</taxonomicName>
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,
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<taxonomicNameLabel id="C8BA0D2AFFFFFFF6FDBFF9DBB7D9A94D" box="[575,670,1589,1615]" pageId="1" pageNumber="64" rank="species">
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<emphasis id="D389B051FFFFFFF6FDBFF9DBB7D9A94D" bold="true" box="[575,670,1589,1615]" pageId="1" pageNumber="64">sp. nov.</emphasis>
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</taxonomicNameLabel>
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, is unique amongst species of the genus because of the peculiar arrangement of the cauline apophyses and, consequently, of the hydrocladia (cf. Table 2). In fact, arrangement of apophyses in three longitudinal series is unique even amongst members of the family
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<taxonomicName id="26FD17C0FFFFFFF6FB3CF96BB0DFA99D" box="[1212,1432,1669,1695]" class="Hydrozoa" family="Kirchenpaueriidae" kingdom="Animalia" order="Leptothecata" pageId="1" pageNumber="64" phylum="Cnidaria" rank="family">Kirchenpaueriidae</taxonomicName>
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, since this family is characterized by the alternate arrangement of apophyses forming two longitudinal series (cf.
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<bibRefCitation id="856C11B2FFFFFFF6FF47F93BB422A9ED" author="Millard" box="[199,357,1749,1775]" pageId="1" pageNumber="67" refString="Millard, N. A. H. (1975) Monograph on the Hydroida of southern Africa. Annals of the South African Museum, 68, 1 - 513." type="journal article" year="1975">Millard 1975</bibRefCitation>
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;
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<bibRefCitation id="856C11B2FFFFFFF6FEF2F93BB758A9ED" author="Bouillon" box="[370,543,1749,1775]" pageId="1" pageNumber="67" refString="Bouillon, J. (1985) Essai de classification des Hydropolypes - Hydromeduses (Hydrozoa-Cnidaria). Indo-Malayan Zoology, 2, 29 - 243." type="journal article" year="1985">Bouillon 1985</bibRefCitation>
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||
;
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<bibRefCitation id="856C11B2FFFFFFF6FDACF93BB658A9ED" author="Bouillon" box="[556,799,1749,1775]" pageId="1" pageNumber="67" refString="Bouillon, J., Medel, M. D., Pages, F., Gili, J. M., Boero, F. & Gravili, G. (2004) Fauna of the Mediterranean Hydrozoa. Scientia Marina 68 (suppl. 2), 5 - 438." type="journal article" year="2004">
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Bouillon
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<emphasis id="D389B051FFFFFFF6FD1BF938B790A9ED" box="[667,727,1750,1775]" italics="true" pageId="1" pageNumber="64">et al.</emphasis>
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2004
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||
</bibRefCitation>
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). The presence of more than two longitudinal rows of cauline apophyses, and consequently of hydrocladia, is found also in mature colonies of
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<taxonomicName id="26FD17C0FFFFFFF6FB2DF910B075A815" box="[1197,1330,1790,1815]" class="Hydrozoa" family="Plumulariidae" genus="Nemertesia" kingdom="Animalia" order="Leptothecata" pageId="1" pageNumber="64" phylum="Cnidaria" rank="genus">
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<emphasis id="D389B051FFFFFFF6FB2DF910B075A815" box="[1197,1330,1790,1815]" italics="true" pageId="1" pageNumber="64">Nemertesia</emphasis>
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</taxonomicName>
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, a genus of the related family
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<taxonomicName id="26FD17C0FFFFFFF6FE0EF8CBB775A83D" box="[398,562,1829,1855]" class="Hydrozoa" family="Plumulariidae" kingdom="Animalia" order="Leptothecata" pageId="1" pageNumber="64" phylum="Cnidaria" rank="family">Plumulariidae</taxonomicName>
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||
(cf.
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||
<bibRefCitation id="856C11B2FFFFFFF6FDEAF8CBB64FA83D" author="Millard" box="[618,776,1829,1855]" pageId="1" pageNumber="67" refString="Millard, N. A. H. (1975) Monograph on the Hydroida of southern Africa. Annals of the South African Museum, 68, 1 - 513." type="journal article" year="1975">Millard 1975</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="856C11B2FFFFFFF6FC94F8CBB685A83D" author="Bouillon" box="[788,962,1829,1855]" pageId="1" pageNumber="67" refString="Bouillon, J. (1985) Essai de classification des Hydropolypes - Hydromeduses (Hydrozoa-Cnidaria). Indo-Malayan Zoology, 2, 29 - 243." type="journal article" year="1985">Bouillon 1985</bibRefCitation>
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||
). However, in that genus the structure is different, since hydrocladia are arranged in alternating verticils, with the hydrocladia of one verticil normally alternating with those above and below forming a double number of longitudinal rows. By contrast, the cauline apophyses in
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<taxonomicName id="26FD17C0FFFFFFF6FE12F870B749A8B5" box="[402,526,1950,1975]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="1" pageNumber="64" phylum="Cnidaria" rank="species" species="laertesi">
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||
<emphasis id="D389B051FFFFFFF6FE12F870B749A8B5" box="[402,526,1950,1975]" italics="true" pageId="1" pageNumber="64">
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||
<collectingCountry id="99EA2CD3FFFFFFF6FE12F870B4EDA8B5" box="[402,426,1950,1975]" name="Iceland" pageId="1" pageNumber="64">O</collectingCountry>
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||
. laertesi
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</emphasis>
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||
</taxonomicName>
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are approximately spirally arranged, forming three regular longitudinal rows, instead of in alternating verticils.
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</paragraph>
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||
<caption id="B5823CCBFFFCFFF5FF17FA1DB1FDA960" httpUri="https://zenodo.org/record/178971/files/figure.png" pageId="2" pageNumber="65" targetBox="[316,1253,151,1497]" targetPageId="2">
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||
<paragraph id="E1426C43FFFCFFF5FF17FA1DB1FDA960" blockId="2.[151,1436,1523,1634]" pageId="2" pageNumber="65">
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||
<emphasis id="D389B051FFFCFFF5FF17FA1DB44AA90A" bold="true" box="[151,269,1523,1544]" pageId="2" pageNumber="65">FIGURE 1.</emphasis>
|
||
<taxonomicName id="26FD17C0FFFCFFF5FE95FA1DB495A90A" box="[277,466,1523,1544]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="laertesi" status="sp. nov.">
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<emphasis id="D389B051FFFCFFF5FE95FA1DB495A90A" box="[277,466,1523,1544]" italics="true" pageId="2" pageNumber="65">Oswaldella laertesi</emphasis>
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||
</taxonomicName>
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||
,
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||
<taxonomicNameLabel id="C8BA0D2AFFFCFFF5FE5FFA1DB76BA90A" box="[479,556,1523,1544]" pageId="2" pageNumber="65" rank="species">
|
||
<emphasis id="D389B051FFFCFFF5FE5FFA1DB76BA90A" bold="true" box="[479,556,1523,1544]" pageId="2" pageNumber="65">sp. nov.</emphasis>
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||
</taxonomicNameLabel>
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(A) Hydrocladial branching and arrangement of hydrothecae and gonothecae; (B) cauline apophysis with “mamelons” and first forked hydrocladial internode; (C) forked hydrocladial internode showing branching, mesial inferior nematophore and superior nematophores; (D–H) unforked hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca (all drawings from the Holotype). Scale bar: 1 mm (A), 250 µm (B–H).
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</paragraph>
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</caption>
|
||
<paragraph id="E1426C43FFFCFFF4FF46F97CB466AFD8" blockId="2.[151,1436,1682,2028]" lastBlockId="3.[151,1436,152,218]" lastPageId="3" lastPageNumber="66" pageId="2" pageNumber="65">
|
||
With its low hydrotheca,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FE74F97DB79DA9AE" box="[500,730,1683,1708]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="laertesi" status="sp. nov.">
|
||
<emphasis id="D389B051FFFCFFF5FE74F97DB79DA9AE" box="[500,730,1683,1708]" italics="true" pageId="2" pageNumber="65">Oswaldella laertesi</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicNameLabel id="C8BA0D2AFFFCFFF5FD6AF97CB60EA9AE" box="[746,841,1682,1708]" pageId="2" pageNumber="65" rank="species">
|
||
<emphasis id="D389B051FFFCFFF5FD6AF97CB60EA9AE" bold="true" box="[746,841,1682,1708]" pageId="2" pageNumber="65">sp. nov.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, is close to several other species of the genus (cf. Table 2), namely
|
||
<taxonomicName id="26FD17C0FFFCFFF5FEEAF955B4A4A9D6" box="[362,483,1723,1748]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="bifurca">
|
||
<emphasis id="D389B051FFFCFFF5FEEAF955B4A4A9D6" box="[362,483,1723,1748]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FEEAF955B4C5A9D6" box="[362,386,1723,1748]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. bifurca
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FE74F955B7D3A9D6" box="[500,660,1723,1748]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="blanconae">
|
||
<emphasis id="D389B051FFFCFFF5FE74F955B7D3A9D6" box="[500,660,1723,1748]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FE74F955B74BA9D6" box="[500,524,1723,1748]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. blanconae
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FD24F955B670A9D6" box="[676,823,1723,1748]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="encarnae">
|
||
<emphasis id="D389B051FFFCFFF5FD24F955B670A9D6" box="[676,823,1723,1748]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FD24F955B7FBA9D6" box="[676,700,1723,1748]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. encarnae
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FCC8F955B6FAA9D6" box="[840,957,1723,1748]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="frigida">
|
||
<emphasis id="D389B051FFFCFFF5FCC8F955B6FAA9D6" box="[840,957,1723,1748]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FCC8F955B627A9D6" box="[840,864,1723,1748]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. frigida
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FC4FF955B109A9D6" box="[975,1102,1723,1748]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="gracilis">
|
||
<emphasis id="D389B051FFFCFFF5FC4FF955B109A9D6" box="[975,1102,1723,1748]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FC4FF955B6A0A9D6" box="[975,999,1723,1748]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. gracilis
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FBDFF955B199A9D6" box="[1119,1246,1723,1748]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="grandis">
|
||
<emphasis id="D389B051FFFCFFF5FBDFF955B199A9D6" box="[1119,1246,1723,1748]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FBDFF955B130A9D6" box="[1119,1143,1723,1748]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. grandis
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FB6FF955B028A9D6" box="[1263,1391,1723,1748]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="herwigi">
|
||
<emphasis id="D389B051FFFCFFF5FB6FF955B028A9D6" box="[1263,1391,1723,1748]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FB6FF955B040A9D6" box="[1263,1287,1723,1748]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. herwigi
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FAFFF955B5B6A9FE" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="medeae">
|
||
<emphasis id="D389B051FFFCFFF5FAFFF955B5B6A9FE" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FAFFF955B0D0A9D6" box="[1407,1431,1723,1748]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. medeae
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FF7EF90DB435A9FE" box="[254,370,1763,1788]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="niobae">
|
||
<emphasis id="D389B051FFFCFFF5FF7EF90DB435A9FE" box="[254,370,1763,1788]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FF7EF90DB451A9FE" box="[254,278,1763,1788]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. niobae
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FEFFF90DB4A8A9FE" box="[383,495,1763,1788]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="tottoni">
|
||
<emphasis id="D389B051FFFCFFF5FEFFF90DB4A8A9FE" box="[383,495,1763,1788]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FEFFF90DB4D0A9FE" box="[383,407,1763,1788]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. tottoni
|
||
</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="26FD17C0FFFCFFF5FDAEF90DB7FBA9FE" box="[558,700,1763,1788]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="vervoorti">
|
||
<emphasis id="D389B051FFFCFFF5FDAEF90DB7FBA9FE" box="[558,700,1763,1788]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FDAEF90DB701A9FE" box="[558,582,1763,1788]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. vervoorti
|
||
</emphasis>
|
||
</taxonomicName>
|
||
. However, it clearly differs from all of them. In several species the cauline apophyses either are deprived of “mamelons” (i.e.
|
||
<taxonomicName id="26FD17C0FFFCFFF5FCF2F8E5B6AEA826" box="[882,1001,1803,1828]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="bifurca">
|
||
<emphasis id="D389B051FFFCFFF5FCF2F8E5B6AEA826" box="[882,1001,1803,1828]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FCF2F8E5B6CDA826" box="[882,906,1803,1828]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. bifurca
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FC79F8E5B1CDA826" box="[1017,1162,1803,1828]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="encarnae">
|
||
<emphasis id="D389B051FFFCFFF5FC79F8E5B1CDA826" box="[1017,1162,1803,1828]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FC79F8E5B156A826" box="[1017,1041,1803,1828]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. encarnae
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FB18F8E5B051A826" box="[1176,1302,1803,1828]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="gracilis">
|
||
<emphasis id="D389B051FFFCFFF5FB18F8E5B051A826" box="[1176,1302,1803,1828]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FB18F8E5B1F7A826" box="[1176,1200,1803,1828]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. gracilis
|
||
</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="26FD17C0FFFCFFF5FACFF8E5B582A84E" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="tottoni">
|
||
<emphasis id="D389B051FFFCFFF5FACFF8E5B582A84E" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FACFF8E5B020A826" box="[1359,1383,1803,1828]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. tottoni
|
||
</emphasis>
|
||
</taxonomicName>
|
||
) or have only one (i.e.
|
||
<taxonomicName id="26FD17C0FFFCFFF5FE53F8DDB737A84E" box="[467,624,1843,1868]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="blanconae">
|
||
<emphasis id="D389B051FFFCFFF5FE53F8DDB737A84E" box="[467,624,1843,1868]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FE53F8DDB4ACA84E" box="[467,491,1843,1868]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. blanconae
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FDFEF8DDB7BDA84E" box="[638,762,1843,1868]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="herwigi">
|
||
<emphasis id="D389B051FFFCFFF5FDFEF8DDB7BDA84E" box="[638,762,1843,1868]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FDFEF8DDB7D1A84E" box="[638,662,1843,1868]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. herwigi
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FC89F8DDB63AA84E" box="[777,893,1843,1868]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="niobae">
|
||
<emphasis id="D389B051FFFCFFF5FC89F8DDB63AA84E" box="[777,893,1843,1868]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FC89F8DDB666A84E" box="[777,801,1843,1868]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. niobae
|
||
</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="26FD17C0FFFCFFF5FC34F8DDB104A84E" box="[948,1091,1843,1868]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="vervoorti">
|
||
<emphasis id="D389B051FFFCFFF5FC34F8DDB104A84E" box="[948,1091,1843,1868]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FC34F8DDB68BA84E" box="[948,972,1843,1868]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. vervoorti
|
||
</emphasis>
|
||
</taxonomicName>
|
||
), whereas in
|
||
<taxonomicName id="26FD17C0FFFCFFF5FB5FF8DDB01CA84E" box="[1247,1371,1843,1868]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="laertesi">
|
||
<emphasis id="D389B051FFFCFFF5FB5FF8DDB01CA84E" box="[1247,1371,1843,1868]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FB5FF8DDB1B0A84E" box="[1247,1271,1843,1868]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. laertesi
|
||
</emphasis>
|
||
</taxonomicName>
|
||
there are two mamelons. Consequently, it is closer to
|
||
<taxonomicName id="26FD17C0FFFCFFF5FD4AF8B5B679A876" box="[714,830,1883,1908]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="frigida">
|
||
<emphasis id="D389B051FFFCFFF5FD4AF8B5B679A876" box="[714,830,1883,1908]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FD4AF8B5B7A5A876" box="[714,738,1883,1908]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. frigida
|
||
</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="26FD17C0FFFCFFF5FCCDF8B5B68DA876" box="[845,970,1883,1908]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="grandis">
|
||
<emphasis id="D389B051FFFCFFF5FCCDF8B5B68DA876" box="[845,970,1883,1908]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FCCDF8B5B622A876" box="[845,869,1883,1908]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. grandis
|
||
</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="26FD17C0FFFCFFF5FB8BF8B5B1CFA876" box="[1035,1160,1883,1908]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="medeae">
|
||
<emphasis id="D389B051FFFCFFF5FB8BF8B5B1CFA876" box="[1035,1160,1883,1908]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FB8BF8B5B164A876" box="[1035,1059,1883,1908]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. medeae
|
||
</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
<taxonomicName id="26FD17C0FFFCFFF5FB18F8B5B033A876" box="[1176,1396,1883,1908]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="frigida">
|
||
<emphasis id="D389B051FFFCFFF5FB18F8B5B033A876" box="[1176,1396,1883,1908]" italics="true" pageId="2" pageNumber="65">Oswaldella frigida</emphasis>
|
||
</taxonomicName>
|
||
, as well as
|
||
<taxonomicName id="26FD17C0FFFCFFF5FF76F86DB437A89E" box="[246,368,1923,1948]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="bifurca">
|
||
<emphasis id="D389B051FFFCFFF5FF76F86DB437A89E" box="[246,368,1923,1948]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FF76F86DB449A89E" box="[246,270,1923,1948]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. bifurca
|
||
</emphasis>
|
||
</taxonomicName>
|
||
, differs from
|
||
<taxonomicName id="26FD17C0FFFCFFF5FD9CF86DB7DCA89E" box="[540,667,1923,1948]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="laertesi">
|
||
<emphasis id="D389B051FFFCFFF5FD9CF86DB7DCA89E" box="[540,667,1923,1948]" italics="true" pageId="2" pageNumber="65">
|
||
<collectingCountry id="99EA2CD3FFFCFFF5FD9CF86DB773A89E" box="[540,564,1923,1948]" name="Iceland" pageId="2" pageNumber="65">O</collectingCountry>
|
||
. laertesi
|
||
</emphasis>
|
||
</taxonomicName>
|
||
in hydrothecal shape, having the hydrothecal aperture frontally depressed. Moreover, the hydrocladial structure is completely different with only secondary hydrocladia present and the hydrotheca is in the middle or on the basal half of the internode.
|
||
<taxonomicName id="26FD17C0FFFCFFF5FBDFF83DB000A8EE" box="[1119,1351,2003,2028]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="2" pageNumber="65" phylum="Cnidaria" rank="species" species="medeae">
|
||
<emphasis id="D389B051FFFCFFF5FBDFF83DB000A8EE" box="[1119,1351,2003,2028]" italics="true" pageId="2" pageNumber="65">Oswaldella medeae</emphasis>
|
||
</taxonomicName>
|
||
differs from
|
||
<taxonomicName id="26FD17C0FFFDFFF4FF5CFF76B41AAFB3" box="[220,349,152,177]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="3" pageNumber="66" phylum="Cnidaria" rank="species" species="laertesi">
|
||
<emphasis id="D389B051FFFDFFF4FF5CFF76B41AAFB3" box="[220,349,152,177]" italics="true" pageId="3" pageNumber="66">
|
||
<collectingCountry id="99EA2CD3FFFDFFF4FF5CFF76B5B3AFB3" box="[220,244,152,177]" name="Iceland" pageId="3" pageNumber="66">O</collectingCountry>
|
||
. laertesi
|
||
</emphasis>
|
||
</taxonomicName>
|
||
by the presence of only secondary hydrocladia, and by the strong downward tilt of the hydrotheca.
|
||
</paragraph>
|
||
<caption id="B5823CCBFFFDFFF4FF17F892B1F1A8F1" httpUri="https://zenodo.org/record/178972/files/figure.png" pageId="3" pageNumber="66" targetBox="[280,1309,258,1903]" targetPageId="3">
|
||
<paragraph id="E1426C43FFFDFFF4FF17F892B1F1A8F1" blockId="3.[151,1437,1916,2035]" pageId="3" pageNumber="66">
|
||
<emphasis id="D389B051FFFDFFF4FF17F892B45CA896" bold="true" box="[151,283,1916,1940]" pageId="3" pageNumber="66">FIGURE 2.</emphasis>
|
||
<taxonomicName id="26FD17C0FFFDFFF4FEA4F892B4B1A891" box="[292,502,1916,1939]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="3" pageNumber="66" phylum="Cnidaria" rank="species" species="laertesi" status="sp. nov.">
|
||
<emphasis id="D389B051FFFDFFF4FEA4F892B4B1A891" box="[292,502,1916,1939]" italics="true" pageId="3" pageNumber="66">Oswaldella laertesi</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicNameLabel id="C8BA0D2AFFFDFFF4FD85F892B71AA896" box="[517,605,1916,1940]" pageId="3" pageNumber="66" rank="species">
|
||
<emphasis id="D389B051FFFDFFF4FD85F892B71AA896" bold="true" box="[517,605,1916,1940]" pageId="3" pageNumber="66">sp. nov.</emphasis>
|
||
</taxonomicNameLabel>
|
||
(A) Hydrocladial branching; (B) gonotheca; (C) hydrotheca in lateral view; (D) hydrotheca in frontal view; (E) mesial inferior nematotheca (see arrow); (F) mesial superior nematophore (see arrow); (G) cauline apophyses showing “mamelons” (see arrows); (H) cauline apophysis showing axillary nematophores (see arrows) (A–F from Holoype; G–H from Paratype). Scale bars: 200 µm (A–B), 100 µm (C–H).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="E1426C43FFFAFFF3FF45FF76B023AEA0" blockId="4.[151,1437,152,618]" pageId="4" pageNumber="67">
|
||
The greatest similarities are found with
|
||
<taxonomicName id="26FD17C0FFFAFFF3FD1DFF76B65CAFB3" box="[669,795,152,177]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="4" pageNumber="67" phylum="Cnidaria" rank="species" species="grandis">
|
||
<emphasis id="D389B051FFFAFFF3FD1DFF76B65CAFB3" box="[669,795,152,177]" italics="true" pageId="4" pageNumber="67">
|
||
<collectingCountry id="99EA2CD3FFFAFFF3FD1DFF76B7F2AFB3" box="[669,693,152,177]" name="Iceland" pageId="4" pageNumber="67">O</collectingCountry>
|
||
. grandis
|
||
</emphasis>
|
||
</taxonomicName>
|
||
, with which it also shares the hydrocladial branching, the general shape of the hydrotheca, the position of the hydrotheca on the internode, the development of the mesial inferior nematotheca, and the large size of the gonothecae. There are, nevertheless, important differences. In
|
||
<taxonomicName id="26FD17C0FFFAFFF3FE8AFEFEB4CFAE2B" box="[266,392,272,297]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="4" pageNumber="67" phylum="Cnidaria" rank="species" species="grandis">
|
||
<emphasis id="D389B051FFFAFFF3FE8AFEFEB4CFAE2B" box="[266,392,272,297]" italics="true" pageId="4" pageNumber="67">
|
||
<collectingCountry id="99EA2CD3FFFAFFF3FE8AFEFEB465AE2B" box="[266,290,272,297]" name="Iceland" pageId="4" pageNumber="67">O</collectingCountry>
|
||
. grandis
|
||
</emphasis>
|
||
</taxonomicName>
|
||
the colonies are much larger (up to
|
||
<quantity id="2605C1A6FFFAFFF3FCBCFEFEB6D8AE28" box="[828,927,272,298]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="4" pageNumber="67" unit="mm" value="500.0">500 mm</quantity>
|
||
high), only two axillary nematophores are present in the cauline apophyses, the hydrocladial internodes are larger, and the length of the hydrothecal abcauline wall is shorter (up to 228 µm). Moreover,
|
||
<taxonomicName id="26FD17C0FFFAFFF3FD7EFE8EB6A2AE7B" box="[766,997,352,377]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="4" pageNumber="67" phylum="Cnidaria" rank="species" species="grandis">
|
||
<emphasis id="D389B051FFFAFFF3FD7EFE8EB6A2AE7B" box="[766,997,352,377]" italics="true" pageId="4" pageNumber="67">Oswaldella grandis</emphasis>
|
||
</taxonomicName>
|
||
is endemic to West
|
||
<collectingCountry id="99EA2CD3FFFAFFF3FB52FE8EB008AE78" box="[1234,1359,352,378]" name="Antarctica" pageId="4" pageNumber="67">Antarctica</collectingCountry>
|
||
, being known only from the South
|
||
<collectingCountry id="99EA2CD3FFFAFFF3FE60FE66B7E6AEA0" box="[480,673,392,418]" name="United Kingdom" pageId="4" pageNumber="67">Shetland Islands</collectingCountry>
|
||
area and the Weddell Sea (cf.
|
||
<bibRefCitation id="856C11B2FFFAFFF3FB86FE66B01FAEA0" author="Pena" box="[1030,1368,392,418]" pageId="4" pageNumber="67" 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 Part II, 53, 949 - 958." type="journal article" year="2006">Peña Cantero & Ramil 2006</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="E1426C43FFFAFFF3FF45FE5EB1C4AEC8" blockId="4.[151,1437,152,618]" box="[197,1155,432,458]" pageId="4" pageNumber="67">Differences from the remaining species of the genus are even larger (see Table 2).</paragraph>
|
||
<paragraph id="E1426C43FFFAFFF3FF46FE39B585AD40" blockId="4.[151,1437,152,618]" pageId="4" pageNumber="67">
|
||
<emphasis id="D389B051FFFAFFF3FF46FE39B744AEF3" bold="true" box="[198,515,471,497]" pageId="4" pageNumber="67">Ecology and distribution.</emphasis>
|
||
<taxonomicName id="26FD17C0FFFAFFF3FD8AFE36B7A9AEF3" box="[522,750,472,497]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="4" pageNumber="67" phylum="Cnidaria" rank="species" species="laertesi" status="sp. nov.">
|
||
<emphasis id="D389B051FFFAFFF3FD8AFE36B7A9AEF3" box="[522,750,472,497]" italics="true" pageId="4" pageNumber="67">Oswaldella laertesi</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicNameLabel id="C8BA0D2AFFFAFFF3FD7DFE39B61CAEF3" box="[765,859,471,497]" pageId="4" pageNumber="67" rank="species">
|
||
<emphasis id="D389B051FFFAFFF3FD7DFE39B61CAEF3" bold="true" box="[765,859,471,497]" pageId="4" pageNumber="67">sp. nov.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, is known only from off Cape Adare, in the Ross Sea area, where it was collected at depths between 343 and
|
||
<specimenCount id="F7FBA7CAFFFAFFF3FCD6FDEEB6E0AD18" box="[854,935,512,538]" pageId="4" pageNumber="67" type="generic">
|
||
<quantity id="2605C1A6FFFAFFF3FCD6FDEEB6E4AD18" box="[854,931,512,538]" metricMagnitude="2" metricUnit="m" metricValue="7.359999999999999" pageId="4" pageNumber="67" unit="m" value="736.0">736 m</quantity>
|
||
.
|
||
</specimenCount>
|
||
The fertile colony was collected in February.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="A9E73FC8FFFAFFF3FF46FDA1B61CABED" pageId="4" pageNumber="67" type="etymology">
|
||
<paragraph id="E1426C43FFFAFFF3FF46FDA1B072AD68" blockId="4.[151,1437,152,618]" box="[198,1333,591,618]" pageId="4" pageNumber="67">
|
||
<emphasis id="D389B051FFFAFFF3FF46FDA1B414AD6B" bold="true" box="[198,339,591,617]" pageId="4" pageNumber="67">Etymology.</emphasis>
|
||
The specific name
|
||
<taxonomicName id="26FD17C0FFFAFFF3FDB8FDBEB7D7AD6B" box="[568,656,592,617]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="4" pageNumber="67" phylum="Cnidaria" rank="species" species="laertesi">
|
||
<emphasis id="D389B051FFFAFFF3FDB8FDBEB7D7AD6B" box="[568,656,592,617]" italics="true" pageId="4" pageNumber="67">laertesi</emphasis>
|
||
</taxonomicName>
|
||
is a dedication to Laertes Peña Sancho, son of the author.
|
||
</paragraph>
|
||
<caption id="B5823CCBFFFAFFF3FF17FD71B627ADB5" box="[151,864,671,695]" pageId="4" pageNumber="67">
|
||
<paragraph id="E1426C43FFFAFFF3FF17FD71B627ADB5" blockId="4.[151,864,671,695]" box="[151,864,671,695]" pageId="4" pageNumber="67">
|
||
<emphasis id="D389B051FFFAFFF3FF17FD71B44FADB5" bold="true" box="[151,264,671,695]" pageId="4" pageNumber="67">TABLE 1.</emphasis>
|
||
Measurements in
|
||
<taxonomicName id="26FD17C0FFFAFFF3FE4EFD4EB7D9ADB5" box="[462,670,672,695]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="4" pageNumber="67" phylum="Cnidaria" rank="species" species="laertesi" status="sp. nov.">
|
||
<emphasis id="D389B051FFFAFFF3FE4EFD4EB7D9ADB5" box="[462,670,672,695]" italics="true" pageId="4" pageNumber="67">Oswaldella laertesi</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicNameLabel id="C8BA0D2AFFFAFFF3FD2BFD71B646ADB5" box="[683,769,671,695]" pageId="4" pageNumber="67" rank="species">
|
||
<emphasis id="D389B051FFFAFFF3FD2BFD71B646ADB5" bold="true" box="[683,769,671,695]" pageId="4" pageNumber="67">sp. nov.</emphasis>
|
||
</taxonomicNameLabel>
|
||
(in µm)
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="E1426C43FFFAFFF3FF1FFD36B45BADED" blockId="4.[159,933,728,1263]" box="[159,284,728,751]" pageId="4" pageNumber="67">Hydrotheca</paragraph>
|
||
<paragraph id="E1426C43FFFAFFF3FF1FFCECB4D1AC9B" blockId="4.[159,933,728,1263]" pageId="4" pageNumber="67">Length abcauline wall 136–256 Length free part of adcauline wall 8–24 Diameter at rim (frontal view) 208–240 Hydrocladial internode</paragraph>
|
||
<paragraph id="E1426C43FFFAFFF3FF1FFC43B454AB1B" blockId="4.[159,933,728,1263]" pageId="4" pageNumber="67">Length 760–1016 Diameter under hydrotheca 200–272 Gonotheca</paragraph>
|
||
<paragraph id="E1426C43FFFAFFF3FF1FFBC3B46EAB9B" blockId="4.[159,933,728,1263]" pageId="4" pageNumber="67">Length 2200–2300 Maximal diameter 340–480 Nematocysts</paragraph>
|
||
<paragraph id="E1426C43FFFAFFF3FF1FFB43B61CABED" blockId="4.[159,933,728,1263]" pageId="4" pageNumber="67">
|
||
Larger size group
|
||
<date id="95434A83FFFAFFF3FC8CFB43B625ABC6" box="[780,866,1197,1220]" pageId="4" pageNumber="67" value="1913-10-15">13–15 x</date>
|
||
4–4.5 Smaller size group 6–
|
||
<date id="95434A83FFFAFFF3FCA7FB36B673ABED" box="[807,820,1240,1263]" pageId="4" pageNumber="67">7</date>
|
||
x 2
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |