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<document id="360A466EB74C573B64AFD1D55D04130E" 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 &amp; Peña Cantero, A. L." docDate="2015" docId="03C287C628037C1ED4F48B3628DE7CBE" 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 frigida Pena Cantero &amp; Vervoort 2004" docType="treatment" docVersion="10" lastPageNumber="409" 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="409" updateTime="1698622027685" updateUser="plazi">
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<mods:title id="55C9AF91D7061356FDBD3E2E2CCEC4DF">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="5A8135D36F07D00349F7BAD7FBE6CA4A">Molinero, A. González</mods:namePart>
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<mods:namePart id="F63F59852037600370D85A69B770FD17">Peña Cantero, A. L.</mods:namePart>
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<treatment id="03C287C628037C1ED4F48B3628DE7CBE" ID-DOI="http://doi.org/10.5281/zenodo.6107453" ID-GBIF-Taxon="119646523" ID-Zenodo-Dep="6107453" LSID="urn:lsid:plazi:treatment:03C287C628037C1ED4F48B3628DE7CBE" httpUri="http://treatment.plazi.org/id/03C287C628037C1ED4F48B3628DE7CBE" lastPageNumber="409" pageId="8" pageNumber="409">
<subSubSection id="C371655B28037C1ED4F48B362DB2793A" pageId="8" pageNumber="409" type="nomenclature">
<paragraph id="8BD436D028037C1ED4F48B362F15791B" blockId="8.[151,775,295,355]" box="[151,775,295,322]" pageId="8" pageNumber="409">
<heading id="D09C81BC28037C1ED4F48B362F15791B" bold="true" box="[151,775,295,322]" fontSize="11" level="1" pageId="8" pageNumber="409" reason="1">
<taxonomicName id="4C6B4D5328037C1ED4F48B362F15791B" ID-CoL="75CXR" authority="Pena Cantero &amp; Vervoort, 2004" authorityName="Pena Cantero &amp; Vervoort" authorityYear="2004" box="[151,775,295,322]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="8" pageNumber="409" phylum="Cnidaria" rank="species" species="frigida">
<emphasis id="B91FEAC228037C1ED4F48B362F15791B" bold="true" box="[151,775,295,322]" pageId="8" pageNumber="409">
<emphasis id="B91FEAC228037C1ED4F48B362D647918" bold="true" box="[151,374,295,321]" italics="true" pageId="8" pageNumber="409">Oswaldella frigida</emphasis>
<bibRefCitation id="EFFA4B2128037C1ED51F8B392F15791B" author="Pena" box="[380,775,296,322]" pageId="8" pageNumber="409" refString="Pena Cantero, A. L. &amp; Vervoort, W. (2004) Species of Oswaldella Stechow, 1919 (Cnidaria: Hydrozoa: Kirchenpaueriidae) from US Antarctic expeditions, with the description of three new species. Journal of Natural History, 38, 805 - 861. http: // dx. doi. org / 10.1080 / 0022293021000045154" type="journal article" year="2004">Peña Cantero &amp; Vervoort, 2004</bibRefCitation>
</emphasis>
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</paragraph>
<paragraph id="8BD436D028037C1ED4F48B5B2DB2793A" blockId="8.[151,775,295,355]" box="[151,416,330,355]" pageId="8" pageNumber="409">
(
<figureCitation id="13502A5528037C1ED4FC8B5B2CF5793A" box="[159,231,330,355]" captionStart="FIGURE 5" captionStartId="9.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@9.[253,1333,193,1881]" captionTargetPageId="9" captionText="FIGURE 5. Oswaldella frigida Peña Cantero &amp; Vervoort, 2004. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophore and branched hydrocladium; C, detail of cauline apophysis with axillary nematophore; D F, unforked hydrocladial internodes (D, F frontal view, E lateral view). Scale bar: 400 µm (A B), 100 µm (D F) and 40 µm (C)." httpUri="https://zenodo.org/record/245892/files/figure.png" pageId="8" pageNumber="409">Figs 5</figureCitation>
,
<figureCitation id="13502A5528037C1ED4908B5B2D1D793A" box="[243,271,330,355]" 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="8" pageNumber="409">16</figureCitation>
E, 17E, 19E)
</paragraph>
</subSubSection>
<subSubSection id="C371655B28037C1ED4F48B83297A7A4E" pageId="8" pageNumber="409" type="materials_examined">
<paragraph id="8BD436D028037C1ED4F48B83297A7A4E" blockId="8.[151,1437,402,1255]" pageId="8" pageNumber="409">
<emphasis id="B91FEAC228037C1ED4F48B832D9179F2" bold="true" box="[151,387,402,427]" pageId="8" pageNumber="409">Material examined.</emphasis>
Australian
<collectingCountry id="F37C764028037C1ED6688B832E6179F2" box="[523,627,402,427]" name="Antarctica" pageId="8" pageNumber="409">Antarctic</collectingCountry>
Expedition:
<emphasis id="B91FEAC228037C1ED7698B832F8B79F2" bold="true" box="[778,921,402,427]" pageId="8" pageNumber="409">Stn BTC 0 7</emphasis>
,
<taxonomicName id="4C6B4D5328037C1ED7C88B82287879F2" authority="Australis" authorityName="Australis" box="[939,1130,402,427]" class="Demospongiae" family="Ancorinidae" genus="Aurora" higherTaxonomySource="CoL" kingdom="Animalia" order="Tetractinellida" pageId="8" pageNumber="409" phylum="Porifera" rank="genus">
<emphasis id="B91FEAC228037C1ED7C88B82287879F2" box="[939,1130,402,427]" italics="true" pageId="8" pageNumber="409">Aurora Australis</emphasis>
</taxonomicName>
,
<date id="FFD5101028037C1ED0188B82293D79F2" box="[1147,1327,403,427]" pageId="8" pageNumber="409" value="2010-01-02">2 January 2010</date>
,
<geoCoordinate id="EE5F501728037C1ED15E8B83298579F2" box="[1341,1431,402,427]" direction="south" orientation="latitude" pageId="8" pageNumber="409" precision="555" value="-64.28">64.28 S</geoCoordinate>
,
<geoCoordinate id="EE5F501728037C1ED4F48BA62CE27997" box="[151,240,439,463]" direction="east" orientation="longitude" pageId="8" pageNumber="409" precision="555" value="97.12">97.12 E</geoCoordinate>
(Tressler Bank, off Queen Mary Coast),
<quantity id="4C939B3528037C1ED6AA8BA62F007997" box="[713,786,439,463]" metricMagnitude="2" metricUnit="m" metricValue="7.08" pageId="8" pageNumber="409" unit="m" value="708.0">708 m</quantity>
(Australian
<collectingCountry id="F37C764028037C1ED7C18BA728187996" box="[930,1034,438,463]" name="Antarctica" pageId="8" pageNumber="409">Antarctic</collectingCountry>
Division, Tasmania,
<collectingCountry id="F37C764028037C1ED09C8BA7297B7996" box="[1279,1385,438,463]" name="Australia" pageId="8" pageNumber="409">Australia</collectingCountry>
,
<date id="FFD5101028037C1ED1168BA62CC479AA" pageId="8" pageNumber="409" value="2010-07-09">VII 09/10</date>
BTC 07).
<collectingCountry id="F37C764028037C1ED5038BCB2DE979AA" box="[352,507,474,499]" name="United States of America" pageId="8" pageNumber="409">United States</collectingCountry>
<collectingCountry id="F37C764028037C1ED66B8BCB2E6279AA" box="[520,624,474,499]" name="Antarctica" pageId="8" pageNumber="409">Antarctic</collectingCountry>
Research Program (
<collectionCode id="ED7AAE1528037C1ED7058BCA2FD579AA" box="[870,967,475,499]" pageId="8" pageNumber="409">USARP</collectionCode>
):
<emphasis id="B91FEAC228037C1ED7838BCB287079AA" bold="true" box="[992,1122,474,499]" pageId="8" pageNumber="409">Stn 691/26</emphasis>
,
<taxonomicName id="4C6B4D5328037C1ED0168BCD28BF79AA" box="[1141,1197,476,499]" class="Gastropoda" family="Heroidae" genus="Hero" kingdom="Animalia" order="Nudibranchia" pageId="8" pageNumber="409" phylum="Mollusca" rank="genus">
<emphasis id="B91FEAC228037C1ED0168BCD28BF79AA" box="[1141,1197,476,499]" italics="true" pageId="8" pageNumber="409">Hero</emphasis>
</taxonomicName>
,
<date id="FFD5101028037C1ED0A18BCA298A79AA" box="[1218,1432,474,499]" pageId="8" pageNumber="409" value="1969-02-10">10 February 1969</date>
, 63°26
<geoCoordinate id="EE5F501728037C1ED4968BEF2D5D7A4E" box="[245,335,510,535]" direction="south" orientation="latitude" pageId="8" pageNumber="409" precision="925" value="-63.416668">63°25S</geoCoordinate>
, 62°15
<geoCoordinate id="EE5F501728037C1ED5D68BEF2E0F7A4E" box="[437,541,510,535]" direction="west" orientation="longitude" pageId="8" pageNumber="409" precision="925" value="-62.233334">62°14W</geoCoordinate>
(south of Low
<collectingCountry id="F37C764028037C1ED6A98BEF2F037A4E" box="[714,785,510,535]" name="Iceland" pageId="8" pageNumber="409">Island</collectingCountry>
,
<collectingCountry id="F37C764028037C1ED77F8BEF2F967A4E" box="[796,900,510,535]" name="Antarctica" pageId="8" pageNumber="409">Antarctic</collectingCountry>
Peninsula),
<quantity id="4C939B3528037C1ED06C8BEE289F7A4F" box="[1039,1165,511,535]" metricMagnitude="2" metricUnit="m" metricValue="1.215" metricValueMax="1.24" metricValueMin="1.19" pageId="8" pageNumber="409" unit="m" value="121.5" valueMax="124.0" valueMin="119.0">119124 m</quantity>
(
<collectionCode id="ED7AAE1528037C1ED0FF8BEE28FD7A4E" LSID="urn:lsid:biocol.org:col:34871" box="[1180,1263,511,535]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="8" pageNumber="409">USNM</collectionCode>
1003326).
</paragraph>
</subSubSection>
<subSubSection id="C371655B28037C1ED4A4883328687B9E" pageId="8" pageNumber="409" type="description">
<paragraph id="8BD436D028037C1ED4A488332D6F7AFE" blockId="8.[151,1437,402,1255]" pageId="8" pageNumber="409">
<emphasis id="B91FEAC228037C1ED4A488332D4B7A62" bold="true" box="[199,345,546,571]" pageId="8" pageNumber="409">Description.</emphasis>
Monosiphonic, unbranched stems, up to
<quantity id="4C939B3528037C1ED75B88332F997A63" box="[824,907,546,571]" metricMagnitude="-2" metricUnit="m" metricValue="7.5" pageId="8" pageNumber="409" unit="mm" value="75.0">75 mm</quantity>
high, divided into internodes. Angle between cauline apophyses and stem ca. 45°. Cauline apophyses with one to four nematophores, one or two axillary ones (
<figureCitation id="13502A5528037C1ED4FC887B2CF77ADA" box="[159,229,618,643]" captionStart="FIGURE 5" captionStartId="9.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@9.[253,1333,193,1881]" captionTargetPageId="9" captionText="FIGURE 5. Oswaldella frigida Peña Cantero &amp; Vervoort, 2004. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophore and branched hydrocladium; C, detail of cauline apophysis with axillary nematophore; D F, unforked hydrocladial internodes (D, F frontal view, E lateral view). Scale bar: 400 µm (A B), 100 µm (D F) and 40 µm (C)." httpUri="https://zenodo.org/record/245892/files/figure.png" pageId="8" pageNumber="409">Fig. 5</figureCitation>
BC), each emerging through bare hole in perisarc, and up to two extra nematophores, each emerging through “mamelon”.
</paragraph>
<paragraph id="8BD436D028037C1ED4A488A32D147BFA" blockId="8.[151,1437,402,1255]" pageId="8" pageNumber="409">
Hydrocladia typically with asymmetrical branching, with main primary hydrocladium giving rise to several second-order hydrocladia (
<figureCitation id="13502A5528037C1ED5A788C72E147AB6" box="[452,518,726,751]" captionStart="FIGURE 5" captionStartId="9.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@9.[253,1333,193,1881]" captionTargetPageId="9" captionText="FIGURE 5. Oswaldella frigida Peña Cantero &amp; Vervoort, 2004. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophore and branched hydrocladium; C, detail of cauline apophysis with axillary nematophore; D F, unforked hydrocladial internodes (D, F frontal view, E lateral view). Scale bar: 400 µm (A B), 100 µm (D F) and 40 µm (C)." httpUri="https://zenodo.org/record/245892/files/figure.png" pageId="8" pageNumber="409">Fig. 5</figureCitation>
A). First hydrocladial internode bifurcated, with two unequal prongs (
<figureCitation id="13502A5528037C1ED17788C729477AB6" box="[1300,1365,726,751]" captionStart="FIGURE 5" captionStartId="9.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@9.[253,1333,193,1881]" captionTargetPageId="9" captionText="FIGURE 5. Oswaldella frigida Peña Cantero &amp; Vervoort, 2004. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophore and branched hydrocladium; C, detail of cauline apophysis with axillary nematophore; D F, unforked hydrocladial internodes (D, F frontal view, E lateral view). Scale bar: 400 µm (A B), 100 µm (D F) and 40 µm (C)." httpUri="https://zenodo.org/record/245892/files/figure.png" pageId="8" pageNumber="409">Fig. 5</figureCitation>
AB). Mesial-inferior nematophore emerging from strongly marked swelling at proximal third of internode (
<figureCitation id="13502A5528037C1ED17A88EB29497B4A" box="[1305,1371,762,787]" captionStart="FIGURE 5" captionStartId="9.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@9.[253,1333,193,1881]" captionTargetPageId="9" captionText="FIGURE 5. Oswaldella frigida Peña Cantero &amp; Vervoort, 2004. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophore and branched hydrocladium; C, detail of cauline apophysis with axillary nematophore; D F, unforked hydrocladial internodes (D, F frontal view, E lateral view). Scale bar: 400 µm (A B), 100 µm (D F) and 40 µm (C)." httpUri="https://zenodo.org/record/245892/files/figure.png" pageId="8" pageNumber="409">Fig. 5</figureCitation>
EF); without nematotheca (
<figureCitation id="13502A5528037C1ED5F1890F2DC67B6E" box="[402,468,798,823]" captionStart="FIGURE 5" captionStartId="9.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@9.[253,1333,193,1881]" captionTargetPageId="9" captionText="FIGURE 5. Oswaldella frigida Peña Cantero &amp; Vervoort, 2004. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophore and branched hydrocladium; C, detail of cauline apophysis with axillary nematophore; D F, unforked hydrocladial internodes (D, F frontal view, E lateral view). Scale bar: 400 µm (A B), 100 µm (D F) and 40 µm (C)." httpUri="https://zenodo.org/record/245892/files/figure.png" pageId="8" pageNumber="409">Fig. 5</figureCitation>
DF). Hydrotheca placed on middle of internode or at its proximal third (
<figureCitation id="13502A5528037C1ED177890F29457B6E" box="[1300,1367,798,823]" captionStart="FIGURE 5" captionStartId="9.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@9.[253,1333,193,1881]" captionTargetPageId="9" captionText="FIGURE 5. Oswaldella frigida Peña Cantero &amp; Vervoort, 2004. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophore and branched hydrocladium; C, detail of cauline apophysis with axillary nematophore; D F, unforked hydrocladial internodes (D, F frontal view, E lateral view). Scale bar: 400 µm (A B), 100 µm (D F) and 40 µm (C)." httpUri="https://zenodo.org/record/245892/files/figure.png" pageId="8" pageNumber="409">Fig. 5</figureCitation>
A, D F). Hydrotheca low, about as high as wide. Abcauline hydrothecal wall straight or slightly convex. Rim of hydrothecal aperture typically uneven, strongly depressed frontally (
<figureCitation id="13502A5528037C1ED7C289772FF77B26" box="[929,997,870,895]" captionStart="FIGURE 5" captionStartId="9.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@9.[253,1333,193,1881]" captionTargetPageId="9" captionText="FIGURE 5. Oswaldella frigida Peña Cantero &amp; Vervoort, 2004. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophore and branched hydrocladium; C, detail of cauline apophysis with axillary nematophore; D F, unforked hydrocladial internodes (D, F frontal view, E lateral view). Scale bar: 400 µm (A B), 100 µm (D F) and 40 µm (C)." httpUri="https://zenodo.org/record/245892/files/figure.png" pageId="8" pageNumber="409">Fig. 5</figureCitation>
D, F), but even at proximal internodes (
<figureCitation id="13502A5528037C1ED4FC899B2CF07BFA" box="[159,226,906,931]" captionStart="FIGURE 5" captionStartId="9.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@9.[253,1333,193,1881]" captionTargetPageId="9" captionText="FIGURE 5. Oswaldella frigida Peña Cantero &amp; Vervoort, 2004. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophore and branched hydrocladium; C, detail of cauline apophysis with axillary nematophore; D F, unforked hydrocladial internodes (D, F frontal view, E lateral view). Scale bar: 400 µm (A B), 100 µm (D F) and 40 µm (C)." httpUri="https://zenodo.org/record/245892/files/figure.png" pageId="8" pageNumber="409">Fig. 5</figureCitation>
A).
</paragraph>
<paragraph id="8BD436D028037C1ED4A489BF28687B9E" blockId="8.[151,1437,402,1255]" box="[199,1146,942,967]" pageId="8" pageNumber="409">Gonothecae elongated, with large subterminal aperture and diaphragm at basal third.</paragraph>
</subSubSection>
<subSubSection id="C371655B28037C1ED4A489C328DE7CBE" pageId="8" pageNumber="409" type="discussion">
<paragraph id="8BD436D028037C1ED4A489C32D157CC6" blockId="8.[151,1437,402,1255]" pageId="8" pageNumber="409">
<emphasis id="B91FEAC228037C1ED4A489C32D297BB2" bold="true" box="[199,315,978,1003]" pageId="8" pageNumber="409">Remarks.</emphasis>
The material examined differs from that described by
<bibRefCitation id="EFFA4B2128037C1ED7A289C2292B7BB2" author="Pena" box="[961,1337,979,1003]" pageId="8" pageNumber="409" refString="Pena Cantero, A. L. &amp; Vervoort, W. (2004) Species of Oswaldella Stechow, 1919 (Cnidaria: Hydrozoa: Kirchenpaueriidae) from US Antarctic expeditions, with the description of three new species. Journal of Natural History, 38, 805 - 861. http: // dx. doi. org / 10.1080 / 0022293021000045154" type="journal article" year="2004">
Peña
<bibRefCitation id="EFFA4B2128037C1ED06089C2292B7BB2" author="Cantero" box="[1027,1337,979,1003]" pageId="8" pageNumber="409" refString="Pena Cantero, A. L. &amp; Vervoort, W. (2004) Species of Oswaldella Stechow, 1919 (Cnidaria: Hydrozoa: Kirchenpaueriidae) from US Antarctic expeditions, with the description of three new species. Journal of Natural History, 38, 805 - 861. http: // dx. doi. org / 10.1080 / 0022293021000045154" type="journal article" year="2004">Cantero &amp; Vervoort (2004</bibRefCitation>
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: 830) in having a single axillary nematophore, whereas two were described by those authors, who also stated that one, occasionally two mamelons, were also present. In the material here studied we have observed one mamelon or none. This fact points, again, to the existence of some variability in the number of nematophores in the cauline apophyses, particularly in relation to the presence of mamelons, in some species (see also
<taxonomicName id="4C6B4D5328037C1ED0D78E7229607C22" box="[1204,1394,1123,1147]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="8" pageNumber="409" phylum="Cnidaria" rank="species" species="stepanjantsae">
<emphasis id="B91FEAC228037C1ED0D78E7229607C22" box="[1204,1394,1123,1147]" italics="true" pageId="8" pageNumber="409">
<collectingCountry id="F37C764028037C1ED0D78E7228D97C23" box="[1204,1227,1123,1146]" name="Iceland" pageId="8" pageNumber="409">O</collectingCountry>
. stepanjantsae
</emphasis>
</taxonomicName>
for example).
</paragraph>
<paragraph id="8BD436D028037C1ED4A48EBB28DE7CBE" blockId="8.[151,1437,402,1255]" pageId="8" pageNumber="409">
Noteworthy is the presence of a sort of ramp in the axillary nematophore of the cauline apophyses (
<figureCitation id="13502A5528037C1ED1558EBB296B7C9A" box="[1334,1401,1194,1219]" captionStart="FIGURE 5" captionStartId="9.[151,250,1902,1924]" captionTargetBox="[253,1333,193,1880]" captionTargetId="figure@9.[253,1333,193,1881]" captionTargetPageId="9" captionText="FIGURE 5. Oswaldella frigida Peña Cantero &amp; Vervoort, 2004. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophore and branched hydrocladium; C, detail of cauline apophysis with axillary nematophore; D F, unforked hydrocladial internodes (D, F frontal view, E lateral view). Scale bar: 400 µm (A B), 100 µm (D F) and 40 µm (C)." httpUri="https://zenodo.org/record/245892/files/figure.png" pageId="8" pageNumber="409">Fig. 5</figureCitation>
C). This structure is also present in material examined by
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Peña
<bibRefCitation id="EFFA4B2128037C1ED7518EDE284F7CBE" author="Cantero" box="[818,1117,1231,1255]" pageId="8" pageNumber="409" refString="Pena Cantero, A. L. &amp; Vervoort, W. (2004) Species of Oswaldella Stechow, 1919 (Cnidaria: Hydrozoa: Kirchenpaueriidae) from US Antarctic expeditions, with the description of three new species. Journal of Natural History, 38, 805 - 861. http: // dx. doi. org / 10.1080 / 0022293021000045154" type="journal article" year="2004">Cantero &amp; Vervoort (2004</bibRefCitation>
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:
<figureCitation id="13502A5528037C1ED00B8EDF28BB7CBE" box="[1128,1193,1230,1255]" captionStart="FIGURE 8" captionStartId="13.[151,250,1945,1967]" captionTargetBox="[239,1347,193,1923]" captionTargetId="figure@13.[239,1347,193,1924]" captionTargetPageId="13" captionText="FIGURE 8. Oswaldella incognita Peña Cantero, Svoboda &amp; Vervoort, 1997. A, hydrocladial branching and disposition of hydrothecae; B C, cauline apophyses showing axillary nematophores; D E, unforked hydrocladial internodes (D lateral view, E frontal view); F, detail of mesial inferior nematotheca. Scale bar: 200 µm (A), 100 µm (C E) and 20 µm (B F)." httpUri="https://zenodo.org/record/245895/files/figure.png" pageId="8" pageNumber="409">Fig. 8</figureCitation>
C).
</paragraph>
</subSubSection>
</treatment>
</document>