323 lines
42 KiB
XML
323 lines
42 KiB
XML
<document id="5D1FE472ED9CC03393629EEC196E5B7A" ID-ISSN="1464-5262" IM.materialsCitations_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1617217534528" checkinUser="carolina" docAuthor="Peña Cantero, A. L. & Vervoort, W." docDate="2004" docId="038687FCFFB2A77A3A3605F0FCAB70CD" docLanguage="en" docName="JNATHIST.38.805-861.pdf" docOrigin="Journal of Natural History 38" docStyle="DocumentStyle:443144A73DAE3E092C51A378E4CD0138.2:JNatHist.2003-2004.journal_article.1cover" docStyleId="443144A73DAE3E092C51A378E4CD0138" docStyleName="JNatHist.2003-2004.journal_article.1cover" docStyleVersion="2" docTitle="Oswaldella monomammillata Peña Cantero & Vervoort 2004, sp. nov." docType="treatment" docVersion="2" lastPageNumber="844" masterDocId="FFBFFF84FF94A75238720600FFFA7605" masterDocTitle="Species of Oswaldella Stechow, 1919 (Cnidaria: Hydrozoa: Kirchenpaueriidae) from US Antarctic expeditions, with the description of three new species" masterLastPageNumber="861" masterPageNumber="805" pageNumber="842" updateTime="1698898405091" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:title id="437FE345E1348D14120815F324466AC1">Species of Oswaldella Stechow, 1919 (Cnidaria: Hydrozoa: Kirchenpaueriidae) from US Antarctic expeditions, with the description of three new species</mods:title>
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<mods:roleTerm id="C00836CC972F2FB60C77F4F2BA1AF051">Author</mods:roleTerm>
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<mods:namePart id="774138EF0015B48EBB827AF34E80CC66">Peña Cantero, A. L.</mods:namePart>
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<mods:roleTerm id="45F01F83B6CD15795E6FD89B91B1DC77">Author</mods:roleTerm>
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<mods:namePart id="1567F32535E76102CCF93D746AC53491">Vervoort, W.</mods:namePart>
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<mods:typeOfResource id="1C086866B3F3363EEECE232A9BA45148">text</mods:typeOfResource>
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<mods:title id="B386592F4109429448D570121A4F43BF">Journal of Natural History</mods:title>
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<mods:part id="E78FF65CF917464A2603CC115C7B636F">
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<mods:date id="DC8F69EBDEDF4496D06C869F124E2E59">2004</mods:date>
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<mods:number id="B620C6ECA501FA3B1A829FB535E837DA">2004-04-10</mods:number>
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<mods:number id="DC5C98B258924FC3EB6A10DDB1D3C71C">38</mods:number>
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<mods:start id="F5F5895759D89F11865AB634D8E034AB">805</mods:start>
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<mods:end id="B1BC1EF48D42641632AA381FB0AE2F5F">861</mods:end>
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<mods:classification id="BD4D6F2DA5A200C906412B22E89D0AD9">journal article</mods:classification>
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<mods:identifier id="FE1B7150C0AD11F6B0CD7812338329A7" type="ISSN">1464-5262</mods:identifier>
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<treatment id="038687FCFFB2A77A3A3605F0FCAB70CD" LSID="urn:lsid:plazi:treatment:038687FCFFB2A77A3A3605F0FCAB70CD" httpUri="http://treatment.plazi.org/id/038687FCFFB2A77A3A3605F0FCAB70CD" lastPageId="40" lastPageNumber="844" pageId="38" pageNumber="842">
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<subSubSection id="C3356561FFB2A7743A3605F0FC10720D" box="[580,1002,1008,1032]" pageId="38" pageNumber="842" type="nomenclature">
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<paragraph id="8B9036EAFFB2A7743A3605F0FC10720D" blockId="38.[580,1002,1008,1065]" box="[580,1002,1008,1032]" pageId="38" pageNumber="842">
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<heading id="D0D88186FFB2A7743A3605F0FC10720D" box="[580,1002,1008,1032]" centered="true" fontSize="10" level="2" pageId="38" pageNumber="842" reason="3">
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<taxonomicName id="4C2F4D69FFB2A7743A3605F0FC7C720D" ID-CoL="75CJH" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[580,902,1008,1032]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="38" pageNumber="842" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
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<emphasis id="B95BEAF8FFB2A7743A3605F0FC7C720D" bold="true" box="[580,902,1008,1032]" italics="true" pageId="38" pageNumber="842">Oswaldella monomammillata</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A2685783FFB2A7743BFD05F1FC10720D" box="[911,1002,1009,1032]" pageId="38" pageNumber="842" rank="species">sp. nov.</taxonomicNameLabel>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C3356561FFB2A77A3ADC0211FD2C7321" lastPageId="40" lastPageNumber="844" pageId="38" pageNumber="842" type="description">
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<paragraph id="8B9036EAFFB2A7743ADC0211FC85722C" blockId="38.[580,1002,1008,1065]" box="[686,895,1041,1065]" pageId="38" pageNumber="842">
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(
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<figureCitation id="13142A6FFFB2A7743AC70211FCE1722C" box="[693,795,1041,1065]" captionStart="FIG" captionStartId="39.[313,329,1333,1354]" captionTargetBox="[316,1266,181,1302]" captionTargetId="figure-8@39.[313,1269,178,1306]" captionTargetPageId="39" captionText="FIG. 13. Oswaldella monomammillata sp. nov. (A) Fragment of stem showing hydrocladial and hydrothecal arrangement; (B, C) cauline apophyses with axillary nematophore and ‘mamelon’, as well as first hydrocladial internode with branched hydrocladia; (D) detail of cauline apophysis with axillary nematophore and ‘mamelon’; (E, F) hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca (all drawings, Stn 12/1002). Scale bars: 1 mm (A), 250 Mm (B, C, E, F), 150 Mm (D)." pageId="38" pageNumber="842">figure 13</figureCitation>
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;
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<tableCitation id="C6AD0351FFB2A7743B5A0211FC8D722C" box="[808,887,1041,1065]" captionStart="Table 4" captionStartId="40.[410,467,177,199]" captionText="Table 4. Measurements of Oswaldella monomammillata sp. nov. (in Mm)." pageId="38" pageNumber="842">table 4</tableCitation>
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)
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</paragraph>
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<paragraph id="8B9036EAFFB2A7743913024DFE507280" blockId="38.[313,1269,1099,1736]" pageId="38" pageNumber="842">
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<emphasis id="B95BEAF8FFB2A7743913024DFDC87260" box="[353,562,1101,1125]" italics="true" pageId="38" pageNumber="842">Material examined</emphasis>
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.
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<emphasis id="B95BEAF8FFB2A7743A32024DFD627260" box="[576,664,1099,1125]" italics="true" pageId="38" pageNumber="842">12/1002</emphasis>
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,
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<materialsCitation id="3B473CB7FFB2A7743AD7024DFE5C7280" collectionCode="USNM" pageId="38" pageNumber="842" specimenCode="USNM 1003342" specimenCount="1" typeStatus="holotype">
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one stem fragment
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<emphasis id="B95BEAF8FFB2A7743B0E024DFC6F7261" box="[892,917,1101,1124]" italics="true" pageId="38" pageNumber="842">ca</emphasis>
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<quantity id="4CD79B0FFFB2A7743BE9024CFC1C7261" box="[923,998,1100,1125]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="38" pageNumber="842" unit="mm" value="15.0">15 mm</quantity>
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||
long (
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||
<typeStatus id="54948848FFB2A7743C5E024DFB6F7260" box="[1068,1173,1101,1125]" pageId="38" pageNumber="842" type="holotype">holotype</typeStatus>
|
||
,
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<specimenCode id="DB899E91FFB2A7743CED024DFE647280" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="38" pageNumber="842" type="Museum">USNM 1003342</specimenCode>
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)
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</materialsCitation>
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||
.
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||
</paragraph>
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<paragraph id="8B9036EAFFB2A7743913028EFC0873A3" blockId="38.[313,1269,1099,1736]" pageId="38" pageNumber="842">
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<emphasis id="B95BEAF8FFB2A7743913028EFE1A72A0" box="[353,480,1166,1189]" italics="true" pageId="38" pageNumber="842">Description</emphasis>
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. Colonies composed apparently of monosiphonic and unbranched stems (
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<figureCitation id="13142A6FFFB2A77439F802ADFDF272C0" box="[394,520,1197,1221]" captionStart="FIG" captionStartId="39.[313,329,1333,1354]" captionTargetBox="[316,1266,181,1302]" captionTargetId="figure-8@39.[313,1269,178,1306]" captionTargetPageId="39" captionText="FIG. 13. Oswaldella monomammillata sp. nov. (A) Fragment of stem showing hydrocladial and hydrothecal arrangement; (B, C) cauline apophyses with axillary nematophore and ‘mamelon’, as well as first hydrocladial internode with branched hydrocladia; (D) detail of cauline apophysis with axillary nematophore and ‘mamelon’; (E, F) hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca (all drawings, Stn 12/1002). Scale bars: 1 mm (A), 250 Mm (B, C, E, F), 150 Mm (D)." pageId="38" pageNumber="842">figure 13A</figureCitation>
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). Hydrocaulus provided with apophyses alternately arranged in one plane, forming two longitudinal rows. Cauline apophyses directed upwards, forming an angle of
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<emphasis id="B95BEAF8FFB2A7743A5B02EEFDB87300" box="[553,578,1262,1285]" italics="true" pageId="38" pageNumber="842">ca</emphasis>
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45
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<emphasis id="B95BEAF8FFB2A7743A1402EEFD8A7303" bold="true" box="[614,624,1262,1286]" pageId="38" pageNumber="842">°</emphasis>
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with long axis of stem and provided with two nematophores (
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<figureCitation id="13142A6FFFB2A77439EA030EFE017323" box="[408,507,1294,1318]" captionStart="FIG" captionStartId="39.[313,329,1333,1354]" captionTargetBox="[316,1266,181,1302]" captionTargetId="figure-8@39.[313,1269,178,1306]" captionTargetPageId="39" captionText="FIG. 13. Oswaldella monomammillata sp. nov. (A) Fragment of stem showing hydrocladial and hydrothecal arrangement; (B, C) cauline apophyses with axillary nematophore and ‘mamelon’, as well as first hydrocladial internode with branched hydrocladia; (D) detail of cauline apophysis with axillary nematophore and ‘mamelon’; (E, F) hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca (all drawings, Stn 12/1002). Scale bars: 1 mm (A), 250 Mm (B, C, E, F), 150 Mm (D)." pageId="38" pageNumber="842">figure 13</figureCitation>
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B–D): one axillary emerging through a simple perisarc hole and another emerging through a ‘mamelon’, placed laterally on upper surface of apophysis. Stem divided into internodes; one apophysis per internode. Cauline apophyses supporting hydrocladia (
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<figureCitation id="13142A6FFFB2A7743A2E036EFD477383" box="[604,701,1390,1414]" captionStart="FIG" captionStartId="39.[313,329,1333,1354]" captionTargetBox="[316,1266,181,1302]" captionTargetId="figure-8@39.[313,1269,178,1306]" captionTargetPageId="39" captionText="FIG. 13. Oswaldella monomammillata sp. nov. (A) Fragment of stem showing hydrocladial and hydrothecal arrangement; (B, C) cauline apophyses with axillary nematophore and ‘mamelon’, as well as first hydrocladial internode with branched hydrocladia; (D) detail of cauline apophysis with axillary nematophore and ‘mamelon’; (E, F) hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca (all drawings, Stn 12/1002). Scale bars: 1 mm (A), 250 Mm (B, C, E, F), 150 Mm (D)." pageId="38" pageNumber="842">figure 13</figureCitation>
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A–C); up to secondary hydrocladia present. A distinct node separates cauline apophysis and hydrocladium.
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</paragraph>
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<paragraph id="8B9036EAFFB2A774391303AEFD397062" blockId="38.[313,1269,1099,1736]" pageId="38" pageNumber="842">
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Hydrocladia homomerously divided into internodes each provided with one hydrotheca and two nematophores (
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<figureCitation id="13142A6FFFB2A7743A9103CFFC8773E3" box="[739,893,1487,1511]" captionStart="FIG" captionStartId="39.[313,329,1333,1354]" captionTargetBox="[316,1266,181,1302]" captionTargetId="figure-8@39.[313,1269,178,1306]" captionTargetPageId="39" captionText="FIG. 13. Oswaldella monomammillata sp. nov. (A) Fragment of stem showing hydrocladial and hydrothecal arrangement; (B, C) cauline apophyses with axillary nematophore and ‘mamelon’, as well as first hydrocladial internode with branched hydrocladia; (D) detail of cauline apophysis with axillary nematophore and ‘mamelon’; (E, F) hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca (all drawings, Stn 12/1002). Scale bars: 1 mm (A), 250 Mm (B, C, E, F), 150 Mm (D)." pageId="38" pageNumber="842">figure 13E, F</figureCitation>
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): one mesial superior emerging through a simple perisarc hole situated just behind free adcauline hydrothecal wall, and one mesial inferior emerging through a hole situated on a sharp elevation of the internode and provided with a much-reduced nematotheca. Top of distal hydrocladial internodes truncated.
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</paragraph>
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<paragraph id="8B9036EAFFB2A7753913006FFE57704D" blockId="38.[313,1269,1099,1736]" lastBlockId="39.[313,1268,1552,1736]" lastPageId="39" lastPageNumber="843" pageId="38" pageNumber="842">
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Hydrotheca elongate, placed nearly in the middle of internode (
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<figureCitation id="13142A6FFFB2A7743C3A006FFB1A7082" box="[1096,1248,1647,1671]" captionStart="FIG" captionStartId="39.[313,329,1333,1354]" captionTargetBox="[316,1266,181,1302]" captionTargetId="figure-8@39.[313,1269,178,1306]" captionTargetPageId="39" captionText="FIG. 13. Oswaldella monomammillata sp. nov. (A) Fragment of stem showing hydrocladial and hydrothecal arrangement; (B, C) cauline apophyses with axillary nematophore and ‘mamelon’, as well as first hydrocladial internode with branched hydrocladia; (D) detail of cauline apophysis with axillary nematophore and ‘mamelon’; (E, F) hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca (all drawings, Stn 12/1002). Scale bars: 1 mm (A), 250 Mm (B, C, E, F), 150 Mm (D)." pageId="38" pageNumber="842">figure 13E, F</figureCitation>
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). Hydrothecal aperture circular, rim even and more or less perpendicular to long axis of internode. Adcauline hydrothecal wall with a distinct free part. Abcauline wall approximately straight, but sometimes convex basally and with a slight distal concavity.
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</paragraph>
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<caption id="DF506662FFB3A775394B0335FDFA73EF" pageId="39" pageNumber="843" startId="39.[313,329,1333,1354]" targetBox="[316,1266,181,1302]" targetPageId="39">
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||
<paragraph id="8B9036EAFFB3A775394B0335FDFA73EF" blockId="39.[313,1269,1332,1514]" pageId="39" pageNumber="843">
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FIG. 13.
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<taxonomicName id="4C2F4D69FFB3A77539ED0334FD38734C" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[415,706,1332,1353]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="39" pageNumber="843" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFB3A77539ED0334FD38734C" box="[415,706,1332,1353]" italics="true" pageId="39" pageNumber="843">Oswaldella monomammillata</emphasis>
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||
</taxonomicName>
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||
<taxonomicNameLabel id="A2685783FFB3A7753AB80335FCE4734F" box="[714,798,1333,1354]" pageId="39" pageNumber="843" rank="species">sp. nov.</taxonomicNameLabel>
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||
(A) Fragment of stem showing hydrocladial and hydrothecal arrangement; (B, C) cauline apophyses with axillary nematophore and ‘mamelon’, as well as first hydrocladial internode with branched hydrocladia; (D) detail of cauline apophysis with axillary nematophore and ‘mamelon’; (E, F) hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca (all drawings, Stn 12
|
||
<emphasis id="B95BEAF8FFB3A7753A9203B8FD1273CA" box="[736,744,1464,1487]" italics="true" pageId="39" pageNumber="843">/</emphasis>
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||
1002). Scale bars: 1 mm (A), 250
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<emphasis id="B95BEAF8FFB3A7753C3603B8FBAB73CA" box="[1092,1105,1464,1487]" italics="true" pageId="39" pageNumber="843">M</emphasis>
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||
m (B, C, E, F), 150
|
||
<emphasis id="B95BEAF8FFB3A77539D803D3FE4D73EF" box="[426,439,1491,1514]" italics="true" pageId="39" pageNumber="843">M</emphasis>
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||
m (D).
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||
</paragraph>
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||
</caption>
|
||
<paragraph id="8B9036EAFFB3A77539130050FDBE706D" blockId="39.[313,1268,1552,1736]" box="[353,580,1616,1640]" pageId="39" pageNumber="843">Gonothecae absent.</paragraph>
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<paragraph id="8B9036EAFFB3A77539130070FDF570CD" blockId="39.[313,1268,1552,1736]" pageId="39" pageNumber="843">
|
||
<emphasis id="B95BEAF8FFB3A77539130070FE3E708D" box="[353,452,1648,1672]" italics="true" pageId="39" pageNumber="843">Remarks</emphasis>
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||
. In spite of the scarcity of material,
|
||
<taxonomicName id="4C2F4D69FFB3A7753B040070FBA6708D" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[886,1116,1648,1672]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="39" pageNumber="843" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
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||
<emphasis id="B95BEAF8FFB3A7753B040070FBA6708D" box="[886,1116,1648,1672]" italics="true" pageId="39" pageNumber="843">O. monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFB3A7753C170070FB387082" box="[1125,1218,1648,1671]" pageId="39" pageNumber="843" rank="species">sp. nov.</taxonomicNameLabel>
|
||
is a well-characterized species, clearly distinguishable from the remaining species of the genus (cf.
|
||
<tableCitation id="C6AD0351FFB3A77539C200B0FE0670CD" box="[432,508,1712,1736]" captionStart="Table 1" captionStartId="9.[912,968,395,418]" captionText="Table 1. Major features of the known species of" pageId="39" pageNumber="843">table 1</tableCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="DF506662FFBCA77A39E806B1FB6976C2" box="[410,1171,177,200]" pageId="40" pageNumber="844">
|
||
<paragraph id="8B9036EAFFBCA77A39E806B1FB6976C2" blockId="40.[410,1171,177,200]" box="[410,1171,177,200]" pageId="40" pageNumber="844">
|
||
Table 4. Measurements of
|
||
<taxonomicName id="4C2F4D69FFBCA77A3ACE06B1FC2576C3" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[700,991,177,198]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFBCA77A3ACE06B1FC2576C3" box="[700,991,177,198]" italics="true" pageId="40" pageNumber="844">Oswaldella monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFBCA77A3B9406B2FBC376C2" box="[998,1081,178,199]" pageId="40" pageNumber="844" rank="species">sp. nov.</taxonomicNameLabel>
|
||
(in
|
||
<emphasis id="B95BEAF8FFBCA77A3C1106B1FB8A76CD" box="[1123,1136,177,200]" italics="true" pageId="40" pageNumber="844">M</emphasis>
|
||
m).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B9036EAFFBCA77A3A6A06E7FD6676F8" blockId="40.[536,1041,231,466]" box="[536,668,231,253]" pageId="40" pageNumber="844">Hydrothecae</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A3A420701FBEA7713" blockId="40.[536,1041,231,466]" box="[560,1040,257,279]" pageId="40" pageNumber="844">Length of abcauline wall 200–300</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A3A42071CFBFB7734" blockId="40.[536,1041,231,466]" box="[560,1025,284,306]" pageId="40" pageNumber="844">
|
||
Length of free part of adcauline wall
|
||
<emphasis id="B95BEAF8FFBCA77A3BB8071CFC1A7734" box="[970,992,284,305]" italics="true" pageId="40" pageNumber="844">ca</emphasis>
|
||
30
|
||
</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A3A420736FBEA7749" blockId="40.[536,1041,231,466]" box="[560,1040,310,332]" pageId="40" pageNumber="844">Diameter at rim 170–200</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A3A6A0751FD517762" blockId="40.[536,1041,231,466]" box="[536,683,337,359]" pageId="40" pageNumber="844">Nematothecae</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A3A42076CFBFB7784" blockId="40.[536,1041,231,466]" box="[560,1025,364,386]" pageId="40" pageNumber="844">
|
||
Length
|
||
<emphasis id="B95BEAF8FFBCA77A3BB8076CFC1A7784" box="[970,992,364,385]" italics="true" pageId="40" pageNumber="844">ca</emphasis>
|
||
20
|
||
</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A3A6A0786FD867799" blockId="40.[536,1041,231,466]" box="[536,636,390,412]" pageId="40" pageNumber="844">Internode</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A3A4207A1FBEA77B3" blockId="40.[536,1041,231,466]" box="[560,1040,417,439]" pageId="40" pageNumber="844">Length 740–930</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A3A4207BBFBEB77D7" blockId="40.[536,1041,231,466]" box="[560,1041,443,466]" pageId="40" pageNumber="844">Diameter under hydrotheca 150–175</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A3913042EFC417580" blockId="40.[313,1269,558,1316]" pageId="40" pageNumber="844">
|
||
<taxonomicName id="4C2F4D69FFBCA77A3913042EFD5E7443" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[353,676,558,582]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFBCA77A3913042EFD5E7443" box="[353,676,558,582]" italics="true" pageId="40" pageNumber="844">Oswaldella monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFBCA77A3ADF042FFCF37443" box="[685,777,559,582]" pageId="40" pageNumber="844" rank="species">sp. nov.</taxonomicNameLabel>
|
||
is allied to
|
||
<taxonomicName id="4C2F4D69FFBCA77A3BE6042FFB807443" box="[916,1146,559,582]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="garciacarrascosai">
|
||
<emphasis id="B95BEAF8FFBCA77A3BE6042FFB807443" box="[916,1146,559,582]" italics="true" pageId="40" pageNumber="844">O. garciacarrascosai</emphasis>
|
||
</taxonomicName>
|
||
in general aspect of the colony and in shape of the hydrothecae (cf.
|
||
<tableCitation id="C6AD0351FFBCA77A3C7B044EFBAF7463" box="[1033,1109,590,614]" captionStart="Table 1" captionStartId="9.[912,968,395,418]" captionText="Table 1. Major features of the known species of" pageId="40" pageNumber="844">table 1</tableCitation>
|
||
). Differences concern the number of nematophores on the cauline apophyses, since in
|
||
<taxonomicName id="4C2F4D69FFBCA77A3CF0046FFE4F74A3" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="garciacarrascosai">
|
||
<emphasis id="B95BEAF8FFBCA77A3CF0046FFE4F74A3" italics="true" pageId="40" pageNumber="844">O. garciacarrascosai</emphasis>
|
||
</taxonomicName>
|
||
there are two axillary nematophores and one ‘mamelon’, whereas in
|
||
<taxonomicName id="4C2F4D69FFBCA77A394B04AEFDD874C3" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[313,546,686,710]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFBCA77A394B04AEFDD874C3" box="[313,546,686,710]" italics="true" pageId="40" pageNumber="844">O. monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFBCA77A3A4204AEFD6A74C0" box="[560,656,686,709]" pageId="40" pageNumber="844" rank="species">sp. nov.</taxonomicNameLabel>
|
||
there is a single axillary nematophore besides the ‘mamelon’. They also differ because in
|
||
<taxonomicName id="4C2F4D69FFBCA77A3A8504CEFC2674E3" box="[759,988,718,742]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="garciacarrascosai">
|
||
<emphasis id="B95BEAF8FFBCA77A3A8504CEFC2674E3" box="[759,988,718,742]" italics="true" pageId="40" pageNumber="844">O. garciacarrascosai</emphasis>
|
||
</taxonomicName>
|
||
there is no nematotheca at the mesial inferior nematophore of the hydrocladial internodes, whereas in
|
||
<taxonomicName id="4C2F4D69FFBCA77A394B050EFDD87523" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[313,546,782,806]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFBCA77A394B050EFDD87523" box="[313,546,782,806]" italics="true" pageId="40" pageNumber="844">O. monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFBCA77A3A5D050EFD757520" box="[559,655,782,805]" pageId="40" pageNumber="844" rank="species">sp. nov.</taxonomicNameLabel>
|
||
there is a much-reduced nematotheca. The hydrothecae in
|
||
<taxonomicName id="4C2F4D69FFBCA77A39DF052EFD6F7540" box="[429,661,814,837]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="garciacarrascosai">
|
||
<emphasis id="B95BEAF8FFBCA77A39DF052EFD6F7540" box="[429,661,814,837]" italics="true" pageId="40" pageNumber="844">O. garciacarrascosai</emphasis>
|
||
</taxonomicName>
|
||
are also slightly larger; Peña Cantero
|
||
<emphasis id="B95BEAF8FFBCA77A3C10052EFB647540" box="[1122,1182,813,837]" italics="true" pageId="40" pageNumber="844">et al.</emphasis>
|
||
(1997) reported a length of the abcauline hydrothecal wall of 228–312
|
||
<emphasis id="B95BEAF8FFBCA77A3C4C054CFBB77560" box="[1086,1101,844,869]" italics="true" pageId="40" pageNumber="844">M</emphasis>
|
||
m, whereas in
|
||
<taxonomicName id="4C2F4D69FFBCA77A394B056EFDE47580" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[313,542,877,901]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFBCA77A394B056EFDE47580" box="[313,542,877,901]" italics="true" pageId="40" pageNumber="844">O. monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFBCA77A3A54056EFD7B7580" box="[550,641,878,901]" pageId="40" pageNumber="844" rank="species">sp. nov.</taxonomicNameLabel>
|
||
that length is 240–280
|
||
<emphasis id="B95BEAF8FFBCA77A3BFD056CFC647580" box="[911,926,876,901]" italics="true" pageId="40" pageNumber="844">M</emphasis>
|
||
m.
|
||
</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A3913058EFC6172A1" blockId="40.[313,1269,558,1316]" pageId="40" pageNumber="844">
|
||
In the shape of the hydrotheca
|
||
<taxonomicName id="4C2F4D69FFBCA77A3AA6058EFC4075A0" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[724,954,909,933]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFBCA77A3AA6058EFC4075A0" box="[724,954,909,933]" italics="true" pageId="40" pageNumber="844">O. monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFBCA77A3BB6058EFBDA75A0" box="[964,1056,910,933]" pageId="40" pageNumber="844" rank="species">sp. nov.</taxonomicNameLabel>
|
||
also resembles
|
||
<taxonomicName id="4C2F4D69FFBCA77A3CAA058EFE7575C0" authorityName="Pena Cantero, Svoboda and Vervoort" authorityYear="1997" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="delicata">
|
||
<emphasis id="B95BEAF8FFBCA77A3CAA058EFE7575C0" italics="true" pageId="40" pageNumber="844">O. delicata</emphasis>
|
||
</taxonomicName>
|
||
, but these species differ in the number of nematophores present on the cauline apophyses (cf.
|
||
<tableCitation id="C6AD0351FFBCA77A3A4F05CDFD7375E0" box="[573,649,973,997]" captionStart="Table 1" captionStartId="9.[912,968,395,418]" captionText="Table 1. Major features of the known species of" pageId="40" pageNumber="844">table 1</tableCitation>
|
||
); in
|
||
<taxonomicName id="4C2F4D69FFBCA77A3AB105CDFCC775E0" authorityName="Pena Cantero, Svoboda and Vervoort" authorityYear="1997" box="[707,829,973,997]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="delicata">
|
||
<emphasis id="B95BEAF8FFBCA77A3AB105CDFCC775E0" box="[707,829,973,997]" italics="true" pageId="40" pageNumber="844">O. delicata</emphasis>
|
||
</taxonomicName>
|
||
there is a single axillary nematophore emerging through a perisarc hole, whereas in
|
||
<taxonomicName id="4C2F4D69FFBCA77A3B3F05EDFBC87200" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[845,1074,1005,1029]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFBCA77A3B3F05EDFBC87200" box="[845,1074,1005,1029]" italics="true" pageId="40" pageNumber="844">O. monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFBCA77A3C4905EDFB6D7201" box="[1083,1175,1005,1028]" pageId="40" pageNumber="844" rank="species">sp. nov.</taxonomicNameLabel>
|
||
there is also a ‘mamelon’. They also differ in the development of the mesial inferior nematotheca, since in
|
||
<taxonomicName id="4C2F4D69FFBCA77A3993022DFDA07240" authorityName="Pena Cantero, Svoboda and Vervoort" authorityYear="1997" box="[481,602,1069,1093]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="delicata">
|
||
<emphasis id="B95BEAF8FFBCA77A3993022DFDA07240" box="[481,602,1069,1093]" italics="true" pageId="40" pageNumber="844">O. delicata</emphasis>
|
||
</taxonomicName>
|
||
there is a conspicuous scale-shaped nematotheca, whereas in
|
||
<taxonomicName id="4C2F4D69FFBCA77A392E024DFDBE7261" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[348,580,1100,1124]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFBCA77A392E024DFDBE7261" box="[348,580,1100,1124]" italics="true" pageId="40" pageNumber="844">O. monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFBCA77A3A22024DFD557261" box="[592,687,1101,1124]" pageId="40" pageNumber="844" rank="species">sp. nov.</taxonomicNameLabel>
|
||
that nematotheca is much less developed, being rather inconspicuous. Moreover, in
|
||
<taxonomicName id="4C2F4D69FFBCA77A3A90026DFC307281" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[738,970,1132,1156]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFBCA77A3A90026DFC307281" box="[738,970,1132,1156]" italics="true" pageId="40" pageNumber="844">O. monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFBCA77A3BA7026DFBC97281" box="[981,1075,1133,1156]" pageId="40" pageNumber="844" rank="species">sp. nov.</taxonomicNameLabel>
|
||
the hydrocladia are bifurcated but in
|
||
<taxonomicName id="4C2F4D69FFBCA77A3A5D028DFD5072A1" authorityName="Pena Cantero, Svoboda and Vervoort" authorityYear="1997" box="[559,682,1164,1188]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="delicata">
|
||
<emphasis id="B95BEAF8FFBCA77A3A5D028DFD5072A1" box="[559,682,1164,1188]" italics="true" pageId="40" pageNumber="844">O. delicata</emphasis>
|
||
</taxonomicName>
|
||
usually unbranched.
|
||
</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A391302ACFD4872E1" blockId="40.[313,1269,558,1316]" pageId="40" pageNumber="844">
|
||
<emphasis id="B95BEAF8FFBCA77A391302ACFD8F72C1" box="[353,629,1196,1220]" italics="true" pageId="40" pageNumber="844">Ecology and distribution</emphasis>
|
||
.
|
||
<taxonomicName id="4C2F4D69FFBCA77A3AF502ACFC3172C1" authority="Peña Cantero & Vervoort, 2004" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[647,971,1196,1220]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata" status="sp. nov.">
|
||
<emphasis id="B95BEAF8FFBCA77A3AF502ACFC3172C1" box="[647,971,1196,1220]" italics="true" pageId="40" pageNumber="844">Oswaldella monomammillata</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2685783FFBCA77A3BA702ADFBCB72C1" box="[981,1073,1197,1220]" pageId="40" pageNumber="844" rank="species">sp. nov.</taxonomicNameLabel>
|
||
was collected at
|
||
<quantity id="4CD79B0FFFBCA77A394B02CBFE8172E1" box="[313,379,1227,1252]" metricMagnitude="2" metricUnit="m" metricValue="2.65" pageId="40" pageNumber="844" unit="m" value="265.0">265 m</quantity>
|
||
depth off Elephant Island.
|
||
</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A391302ECFD2C7321" blockId="40.[313,1269,558,1316]" pageId="40" pageNumber="844">
|
||
<emphasis id="B95BEAF8FFBCA77A391302ECFE237301" box="[353,473,1260,1284]" italics="true" pageId="40" pageNumber="844">Etymology</emphasis>
|
||
. The specific name
|
||
<taxonomicName id="4C2F4D69FFBCA77A3ACE02ECFC867301" authorityName="Peña Cantero & Vervoort" authorityYear="2004" box="[700,892,1260,1284]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="monomammillata">
|
||
<emphasis id="B95BEAF8FFBCA77A3ACE02ECFC867301" box="[700,892,1260,1284]" italics="true" pageId="40" pageNumber="844">monomammillata</emphasis>
|
||
</taxonomicName>
|
||
refers to the presence of a single ‘mamelon’ at the cauline apophysis.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3356561FFBCA77A39D9034BFD4A73BC" pageId="40" pageNumber="844" type="reference_group">
|
||
<paragraph id="8B9036EAFFBCA77A39D9034BFD4A73BC" blockId="40.[313,1268,1355,1465]" pageId="40" pageNumber="844">
|
||
<treatmentCitationGroup id="AB3F11C4FFBCA77A39D9034BFD4A73BC" pageId="40" pageNumber="844">
|
||
<taxonomicName id="4C2F4D69FFBCA77A39D9034BFB787361" ID-CoL="6TCJK" authority="Pena Cantero, Svoboda and Vervoort, 1997" authorityName="Pena Cantero, Svoboda and Vervoort" authorityYear="1997" box="[427,1154,1355,1380]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="obscura">
|
||
<emphasis id="B95BEAF8FFBCA77A39D9034BFD787366" bold="true" box="[427,642,1355,1379]" italics="true" pageId="40" pageNumber="844">Oswaldella obscura</emphasis>
|
||
Peña
|
||
<bibRefCitation id="EFBE4B1BFFBCA77A3ABE034CFB787361" author="A CANTERO, A. L. & SVOBODA, A. & VERVOORT, W." box="[716,1154,1356,1380]" pageId="40" pageNumber="844" pagination="339 - 388" refId="ref25667" refString="PEN ͠ A CANTERO, A. L., SVOBODA, A. and VERVOORT, W., 1997, Species of Oswaldella Stechow, 1919 (Cnidaria, Hydrozoa) from recent antarctic expeditions with R. V. ' Polarstern', with the description of eight new species, Zoological Journal of the Linnean Society, 119, 339 - 388." type="journal article" year="1997">Cantero, Svoboda and Vervoort, 1997</bibRefCitation>
|
||
</taxonomicName>
|
||
<taxonomicName id="4C2F4D69FFBCA77A394B036DFC8B7387" ID-CoL="6TCJK" authority="Pena Cantero et al., 1997: 370 - 373" authorityName="Pena Cantero" authorityPageNumber="370 - 373" authorityYear="1997" box="[313,881,1389,1411]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="obscura">
|
||
<emphasis id="B95BEAF8FFBCA77A394B036DFE007387" box="[313,506,1389,1410]" italics="true" pageId="40" pageNumber="844">Oswaldella obscura</emphasis>
|
||
Peña Cantero
|
||
<emphasis id="B95BEAF8FFBCA77A3AEA036EFD3F7387" box="[664,709,1389,1411]" italics="true" pageId="40" pageNumber="844">et al</emphasis>
|
||
., 1997: 370–373
|
||
</taxonomicName>
|
||
,
|
||
<figureCitation id="13142A6FFFBCA77A3B0F036DFC2E7387" box="[893,980,1389,1411]" captionStart="FIG" captionStartId="30.[313,329,1600,1621]" captionTargetBox="[9,1266,183,1568]" captionTargetId="figure-11@30.[313,1269,179,1573]" captionTargetPageId="30" captionText="FIG. 9. Oswaldella grandis Peña Cantero, Svoboda and Vervoort, 1997. (A) Hydrocladial branching and arrangement of hydrothecae; (B) cauline apophysis with axillary nematophores and ‘mamelons’; (C–F) hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca; (G) gonotheca (A–F, Stn 702/464; G, Stn 721/776). Scale bar: 1 mm (A), 600 Mm (G), 250 Mm (B–F)." pageId="40" pageNumber="844">figures 9</figureCitation>
|
||
,
|
||
<figureCitation id="13142A6FFFBCA77A3B93036DFBD67386" box="[993,1068,1389,1412]" captionStart="FIG" captionStartId="44.[313,329,1581,1602]" captionTargetBox="[9,1267,180,1551]" captionTargetId="figure-11@44.[313,1269,177,1554]" captionTargetPageId="44" captionText="FIG. 15. Oswaldella stepanjantsae El Beshbeeshy, 1991. (A) Hydrocladial branching and disposition of hydrothecae; (B) cauline apophysis with axillary nematophores and ‘mamelons’; (C–H) hydrocladial internodes with hydrotheca, mesial superior nematophore and mesial inferior nematotheca; (I) gonotheca (A–D, F–I, Stn 32/2125; E, Stn 32/2080). Scale bar: 1 mm (A), 250 Mm (B–I)." pageId="40" pageNumber="844">15A, B</figureCitation>
|
||
; Peña
|
||
<treatmentCitation id="0A8E10FBFFBCA77A3C00036DFDD2739B" author="A CANTERO, A. L. & VERVOORT, W." page="36" pageId="40" pageNumber="844" year="1998">
|
||
<bibRefCitation id="EFBE4B1BFFBCA77A3C00036DFDD2739B" author="A CANTERO, A. L. & VERVOORT, W." pageId="40" pageNumber="844" pagination="33 - 40" refId="ref25549" refString="PEN ͠ A CANTERO, A. L. and VERVOORT, W., 1998, On two new species of Oswaldella Stechow, 1919 (Cnidaria, Hydrozoa) from Bransfield Strait (Antarctica), Polar Biology, 20, 33 - 40." type="journal article" year="1998">Cantero and Vervoort, 1998: 36</bibRefCitation>
|
||
</treatmentCitation>
|
||
; Peña
|
||
<treatmentCitation id="0A8E10FBFFBCA77A3A060388FBC77398" author="A CANTERO, A. L. & GARCIA CARRASCOSA, A. M." box="[628,1085,1416,1438]" page="178" pageId="40" pageNumber="844" year="1998">
|
||
<bibRefCitation id="EFBE4B1BFFBCA77A3A060388FBC77398" author="A CANTERO, A. L. & GARCIA CARRASCOSA, A. M." box="[628,1085,1416,1438]" pageId="40" pageNumber="844" pagination="175 - 180" refId="ref25222" refString="PEN ͠ A CANTERO, A. L. and GARCIA CARRASCOSA, A. M., 1998, Oswaldella vervoorti spec. nov. (Cnidaria: Hydrozoa), a new benthic hydroid from the South Shetland Islands, Antarctica, Zoologische Verhandelingen, 232, 175 - 180." type="journal article" year="1998">Cantero and García Carrascosa, 1998: 178</bibRefCitation>
|
||
</treatmentCitation>
|
||
; 1999: 214; Peña
|
||
<treatmentCitation id="0A8E10FBFFBCA77A391303A3FD5673BC" author="A CANTERO, A. L. & MARQUES, A. C." box="[353,684,1442,1465]" page="85" pageId="40" pageNumber="844" year="1999">
|
||
<bibRefCitation id="EFBE4B1BFFBCA77A391303A3FD5673BC" author="A CANTERO, A. L. & MARQUES, A. C." box="[353,684,1442,1465]" pageId="40" pageNumber="844" pagination="83 - 93" refId="ref25335" refString="PEN ͠ A CANTERO, A. L. and MARQUES, A. C., 1999, Phylogenetic analysis of the Antarctic genus Oswaldella Stechow, 1919 (Hydrozoa, Leptomedusae, Kirchenpaueriidae), Contributions to Zoology, 68, 83 - 93." type="journal article" year="1999">Cantero and Marques, 1999: 85</bibRefCitation>
|
||
</treatmentCitation>
|
||
.
|
||
</treatmentCitationGroup>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3356561FFBCA77A391303D0FCAB70CD" pageId="40" pageNumber="844" type="discussion">
|
||
<paragraph id="8B9036EAFFBCA77A391303D0FB88704D" blockId="40.[313,1268,1488,1736]" pageId="40" pageNumber="844">
|
||
<emphasis id="B95BEAF8FFBCA77A391303D0FE3E73ED" box="[353,452,1488,1512]" italics="true" pageId="40" pageNumber="844">Remarks</emphasis>
|
||
.
|
||
<taxonomicName id="4C2F4D69FFBCA77A39A603D0FD5173ED" box="[468,683,1488,1512]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="obscura">
|
||
<emphasis id="B95BEAF8FFBCA77A39A603D0FD5173ED" box="[468,683,1488,1512]" italics="true" pageId="40" pageNumber="844">Oswaldella obscura</emphasis>
|
||
</taxonomicName>
|
||
is characterized by the polysiphonic and branched stems, the presence of mesial inferior nematothecae in the hydrocladial internodes, the presence of two axillary nematophores and one ‘mamelon’ in the cauline apophyses and the presence of only secondary hydrocladia (cf.
|
||
<tableCitation id="C6AD0351FFBCA77A3C600030FBA5704D" box="[1042,1119,1584,1608]" captionStart="Table 1" captionStartId="9.[912,968,395,418]" captionText="Table 1. Major features of the known species of" pageId="40" pageNumber="844">table 1</tableCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8B9036EAFFBCA77A39130050FCAB70CD" blockId="40.[313,1268,1488,1736]" pageId="40" pageNumber="844">
|
||
<emphasis id="B95BEAF8FFBCA77A39130050FD88706D" box="[353,626,1616,1640]" italics="true" pageId="40" pageNumber="844">Ecology and distribution</emphasis>
|
||
.
|
||
<taxonomicName id="4C2F4D69FFBCA77A3AF30050FCA2706D" box="[641,856,1616,1640]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Oswaldella" kingdom="Animalia" order="Leptothecata" pageId="40" pageNumber="844" phylum="Cnidaria" rank="species" species="obscura">
|
||
<emphasis id="B95BEAF8FFBCA77A3AF30050FCA2706D" box="[641,856,1616,1640]" italics="true" pageId="40" pageNumber="844">Oswaldella obscura</emphasis>
|
||
</taxonomicName>
|
||
has been found on muddy bottoms at depths between 260 and
|
||
<quantity id="4CD79B0FFFBCA77A3A0E0070FD3B7082" box="[636,705,1648,1672]" metricMagnitude="2" metricUnit="m" metricValue="8.3" pageId="40" pageNumber="844" unit="m" value="830.0">830 m</quantity>
|
||
, along the south and east coasts of the Weddell Sea. Fertile colonies were found in January and February. It is used as a substratum by other hydroids (Peña Cantero
|
||
<emphasis id="B95BEAF8FFBCA77A3AB200B0FD0370CD" box="[704,761,1712,1736]" italics="true" pageId="40" pageNumber="844">et al.</emphasis>
|
||
, 1997).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |