238 lines
30 KiB
XML
238 lines
30 KiB
XML
<document id="294436784A9E619DC06FBEE9E983B503" ID-DOI="10.1080/00222930310001647361" ID-ISSN="1464-5262" ID-Zenodo-Dep="5250382" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1629850360425" checkinUser="felipe" docAuthor="Cantero, A. L. Peña, Svoboda, A. & Vervoort, W." docDate="2004" docId="002E150CFFC0055AFE43FB0899E84E44" docLanguage="en" docName="JNatHist.38.18.2269-2303.pdf" docOrigin="Journal of Natural History 38 (18)" docSource="http://dx.doi.org/10.1080/00222930310001647361" docStyle="DocumentStyle:B3570C21952C5CF44265488F0CE432D6.2:JNatHist.2003-2004.journal_article.2cover" docStyleId="B3570C21952C5CF44265488F0CE432D6" docStyleName="JNatHist.2003-2004.journal_article.2cover" docStyleVersion="2" docTitle="Filellum magnificum Cantero & Svoboda & Vervoort 2004, sp. nov." docType="treatment" docVersion="3" lastPageNumber="2289" masterDocId="FC176D74FFD4054CFFA8FFD498214D21" masterDocTitle="Antarctic hydroids (Cnidaria, Hydrozoa) of the families Campanulinidae, Lafoeidae and Campanulariidae from recent Antarctic expeditions with R. V. Polarstern, with the description of a new species" masterLastPageNumber="2303" masterPageNumber="2269" pageNumber="2287" updateTime="1699120881556" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:titleInfo id="4F89A1A25022635A80107128784BD4A4">
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<mods:title id="44E217BCB8C04D81FF9749B0AC05E685">Antarctic hydroids (Cnidaria, Hydrozoa) of the families Campanulinidae, Lafoeidae and Campanulariidae from recent Antarctic expeditions with R. V. Polarstern, with the description of a new species</mods:title>
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<mods:name id="AA6BB4DFCF9C1B4238FA48583097A750" type="personal">
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<mods:roleTerm id="515D1C673462DB1733880E7DB4CC76EE">Author</mods:roleTerm>
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<mods:namePart id="ED4EBB7DAF3F0D21D62F7B6F33922A93">Cantero, A. L. Peña</mods:namePart>
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<mods:roleTerm id="17E66BD8ADCBCB00F88265BAA5A92E27">Author</mods:roleTerm>
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<mods:namePart id="C1D815D1C82403781379AC2EC32C9D0D">Svoboda, A.</mods:namePart>
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</mods:name>
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<mods:name id="5395186E4CF1096AE995047341E28F33" type="personal">
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<mods:roleTerm id="F33176EB6275FBFBD3701181D46B4750">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="CF3B95DFBD542E34B9F042DC481DD77A">Vervoort, W.</mods:namePart>
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<mods:typeOfResource id="04623E82FBADFFEFDBE13EE66644CDC5">text</mods:typeOfResource>
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<mods:title id="C8F9432A003E153202DFAF0FEC57F283">Journal of Natural History</mods:title>
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</mods:titleInfo>
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<mods:part id="D987B5465468E26537EC2175A263B907">
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<mods:date id="B345C82F0F1C384B80BEBD7D59AD85A3">2004</mods:date>
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<mods:number id="F06618D4E0F6CC946C10F661552C572B">2004-09-10</mods:number>
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<mods:detail id="2FDCCEC2F8E2D53B8C18EEF4387E5C8D" type="volume">
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<mods:number id="595A061F2A944DFD6862D34DA3C166E7">38</mods:number>
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<mods:detail id="388EDFC857C2432A49EE3D2B8F7B7F09" type="issue">
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<mods:number id="48B129DA4A5167CBE2739ADAC70D10F9">18</mods:number>
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<mods:start id="51680BAAA5256F5A7C237DC0720BA47E">2269</mods:start>
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<mods:end id="9332AF0B352131417617F6705454D20F">2303</mods:end>
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<mods:url id="81429A355AAEE1E0A002963FDBBFC551">http://dx.doi.org/10.1080/00222930310001647361</mods:url>
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<mods:classification id="C26D7649576480C2E61B8723FE94E50A">journal article</mods:classification>
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<mods:identifier id="AC62AD193AFCF934ABCAE61A2D9279E2" type="DOI">10.1080/00222930310001647361</mods:identifier>
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<mods:identifier id="B52919DFE3955D91A15546AA0C9F52FB" type="ISSN">1464-5262</mods:identifier>
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<treatment id="002E150CFFC0055AFE43FB0899E84E44" LSID="urn:lsid:plazi:treatment:002E150CFFC0055AFE43FB0899E84E44" httpUri="http://treatment.plazi.org/id/002E150CFFC0055AFE43FB0899E84E44" lastPageId="22" lastPageNumber="2289" pageId="20" pageNumber="2287">
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<subSubSection id="C09DF791FFC00558FE43FB089B1649D5" box="[491,823,1244,1268]" pageId="20" pageNumber="2287" type="nomenclature">
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<paragraph id="8838A41AFFC00558FE43FB089B1649D5" blockId="20.[491,823,1244,1268]" box="[491,823,1244,1268]" pageId="20" pageNumber="2287">
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<heading id="D3701376FFC00558FE43FB089B1649D5" box="[491,823,1244,1268]" centered="true" fontSize="10" level="2" pageId="20" pageNumber="2287" reason="5">
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<taxonomicName id="4F87DF99FFC00558FE43FB089AF149D5" ID-CoL="6J382" authority="Cantero & Svoboda & Vervoort, 2004" authorityName="Cantero & Svoboda & Vervoort" authorityYear="2004" box="[491,720,1244,1268]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="20" pageNumber="2287" phylum="Cnidaria" rank="species" species="magnificum" status="sp. nov.">
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<emphasis id="BAF37808FFC00558FE43FB089AF149D5" bold="true" box="[491,720,1244,1268]" italics="true" pageId="20" pageNumber="2287">Filellum magnificum</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A1C0C573FFC00558FD73FB089B1649D5" box="[731,823,1244,1268]" pageId="20" pageNumber="2287" 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="C09DF791FFC0055AFE56FB2F99E84E44" lastPageId="22" lastPageNumber="2289" pageId="20" pageNumber="2287" type="description">
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<paragraph id="8838A41AFFC00558FE56FB2F9B044832" blockId="20.[510,805,1275,1299]" box="[510,805,1275,1299]" pageId="20" pageNumber="2287">
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(
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<figureCitation id="10BCB89FFFC00558FDADFB2F9A854832" box="[517,676,1275,1299]" captionStart="FIG" captionStartId="15.[154,170,1603,1625]" captionTargetBox="[161,1107,207,1558]" captionTargetId="figure-0@15.[154,1111,202,1565]" captionTargetPageId="15" captionText="FIG. 2. (A, B) Acryptolaria sp., hydrothecae; (C–F) Filellum antarcticum (Hartlaub, 1904), hydrothecae; (G, H) Filellum magnificum sp. nov., hydrothecae. (A from ANT II-4 Stn 450; B from ANT IX-3 Stn 207; C, D from neotype; E from ANT VIII-5 Stn 16-403; F, H from ANT VIII-5 Stn 16-481; G from ANT II-4 Stn 502.) Scale bar: 500 Mm (A, B); 200 Mm (C–H)." figureDoi="http://doi.org/10.5281/zenodo.5250388" httpUri="https://zenodo.org/record/5250388/files/figure.png" pageId="20" pageNumber="2287">figures 2G, H</figureCitation>
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,
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<figureCitation id="10BCB89FFFC00558FD1BFB2F9AE34832" box="[691,706,1275,1299]" captionStart="FIG" captionStartId="21.[154,170,1310,1332]" captionTargetBox="[361,903,170,1277]" captionTargetId="figure-120@21.[361,904,170,1277]" captionTargetPageId="21" captionText="FIG. 5. Filellum magnificum sp. nov. (A) General view of a coppinia; (B) egg and gonothecal apertures; (C) detail of gonothecal aperture. (All photographs from holotype.)." figureDoi="http://doi.org/10.5281/zenodo.5250396" httpUri="https://zenodo.org/record/5250396/files/figure.png" pageId="20" pageNumber="2287">5</figureCitation>
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;
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<tableCitation id="C50591A1FFC00558FD7AFB2F9B3B4832" box="[722,794,1275,1299]" captionStart="Table 1" captionStartId="18.[328,386,170,192]" captionText="Table 1. Measurements of the species of Filellum (in Mm)." pageId="20" pageNumber="2287">table 1</tableCitation>
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)
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</paragraph>
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<paragraph id="8838A41AFFC00558FF6FFAF99B8948C5" blockId="20.[159,1116,1325,1733]" pageId="20" pageNumber="2287">
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<emphasis id="BAF37808FFC00558FF6FFAF999894864" box="[199,424,1325,1349]" italics="true" pageId="20" pageNumber="2287">Material examined.</emphasis>
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ANT I-2 Stn 135, a few hydrothecae on
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<taxonomicName id="4F87DF99FFC00558FC18FAF99C7A4864" baseAuthorityName="Vanhoffen" baseAuthorityYear="1910" box="[944,1115,1325,1349]" class="Hydrozoa" family="Campanulinidae" genus="Stegella" kingdom="Animalia" order="Leptothecata" pageId="20" pageNumber="2287" phylum="Cnidaria" rank="species" species="lobata">
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<emphasis id="BAF37808FFC00558FC18FAF99C7A4864" box="[944,1115,1325,1349]" italics="true" pageId="20" pageNumber="2287">Stegella lobata</emphasis>
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</taxonomicName>
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(RMNH-Coel. 30779); ANT II-4 Stn 474, numerous hydrothecae on
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<taxonomicName id="4F87DF99FFC00558FC53FA9998D348A4" baseAuthorityName="Jaderholm" baseAuthorityYear="1904" class="Hydrozoa" family="Lafoeidae" genus="Billardia" kingdom="Animalia" order="Leptothecata" pageId="20" pageNumber="2287" phylum="Cnidaria" rank="species" species="subrufa">
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<emphasis id="BAF37808FFC00558FC53FA9998D348A4" italics="true" pageId="20" pageNumber="2287">Billardia subrufa</emphasis>
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</taxonomicName>
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(RMNH-Coel. 30788); ANT II-4 Stn 502, several hydrothecae on
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<taxonomicName id="4F87DF99FFC00558FBA2FAB998EC4884" baseAuthorityName="Jaderholm" baseAuthorityYear="1904" class="Hydrozoa" family="Lafoeidae" genus="Billardia" kingdom="Animalia" order="Leptothecata" pageId="20" pageNumber="2287" phylum="Cnidaria" rank="species" species="subrufa">
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<emphasis id="BAF37808FFC00558FBA2FAB998EC4884" italics="true" pageId="20" pageNumber="2287">B. subrufa</emphasis>
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</taxonomicName>
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, with coppinia (
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<typeStatus id="573C1AB8FFC00558FE08FA589A294885" box="[416,520,1420,1444]" pageId="20" pageNumber="2287" type="holotype">holotype</typeStatus>
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, RMNH-Coel. 30789); ANT VIII-5 Stn 16-481, several hydrothecae on spicules of a sponge (RMNH-Coel. 30802); ANT IX-3 Stn 158, several hydrothecae on
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<taxonomicName id="4F87DF99FFC00558FD88FA199AB748C4" baseAuthorityName="Jaderholm" baseAuthorityYear="1904" box="[544,662,1485,1509]" class="Hydrozoa" family="Lafoeidae" genus="Billardia" kingdom="Animalia" order="Leptothecata" pageId="20" pageNumber="2287" phylum="Cnidaria" rank="species" species="subrufa">
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<emphasis id="BAF37808FFC00558FD88FA199AB748C4" box="[544,662,1485,1509]" italics="true" pageId="20" pageNumber="2287">B. subrufa</emphasis>
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</taxonomicName>
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(RMNH-Coel. 30806).
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</paragraph>
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<paragraph id="8838A41AFFC00559FF6FFA399BE04892" blockId="20.[159,1116,1325,1733]" lastBlockId="21.[154,1111,1401,1595]" lastPageId="21" lastPageNumber="2288" pageId="20" pageNumber="2287">
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<emphasis id="BAF37808FFC00558FF6FFA39996F4B24" box="[199,334,1517,1541]" italics="true" pageId="20" pageNumber="2287">Description.</emphasis>
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Colony stolonal, composed of creeping stolons giving rise to partially sessile hydrothecae. Hydrotheca tubular, sock-shaped and adnate to substratum for just a tiny portion (
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<figureCitation id="10BCB89FFFC00558FDB3F9F89A914B65" box="[539,688,1580,1604]" captionStart="FIG" captionStartId="15.[154,170,1603,1625]" captionTargetBox="[161,1107,207,1558]" captionTargetId="figure-0@15.[154,1111,202,1565]" captionTargetPageId="15" captionText="FIG. 2. (A, B) Acryptolaria sp., hydrothecae; (C–F) Filellum antarcticum (Hartlaub, 1904), hydrothecae; (G, H) Filellum magnificum sp. nov., hydrothecae. (A from ANT II-4 Stn 450; B from ANT IX-3 Stn 207; C, D from neotype; E from ANT VIII-5 Stn 16-403; F, H from ANT VIII-5 Stn 16-481; G from ANT II-4 Stn 502.) Scale bar: 500 Mm (A, B); 200 Mm (C–H)." figureDoi="http://doi.org/10.5281/zenodo.5250388" httpUri="https://zenodo.org/record/5250388/files/figure.png" pageId="20" pageNumber="2287">figure 2G, H</figureCitation>
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). Hydrothecal aperture circular; rim even and smooth, though indistinctly everted. Free part of hydrotheca directed upwards at a varied degree. Frequently with few, long renovations. Adnate part of hydrothecae provided with a few striae on dorsal side. Cnidome consisting of two size-classes of nematocysts (e.g. ANT II-4 Stn 502): small (6.5–7.262.9
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<emphasis id="BAF37808FFC00558FB86F9799C1C4BE4" box="[1070,1085,1709,1733]" italics="true" pageId="20" pageNumber="2287">M</emphasis>
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m) and occasional large (18.265.2
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<emphasis id="BAF37808FFC10559FDBDFAAD9A0548B0" box="[533,548,1401,1425]" italics="true" pageId="21" pageNumber="2288">M</emphasis>
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m). In the material from ANT VIII-5 Stn 16- 481 only the small nematocysts were observed (5.9–7.262.6–3.3
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<emphasis id="BAF37808FFC10559FC25FA4F9BBD4892" box="[909,924,1435,1459]" italics="true" pageId="21" pageNumber="2288">M</emphasis>
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m).
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</paragraph>
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<caption id="DCF8F492FFC10559FF32FACA9C38486E" ID-DOI="http://doi.org/10.5281/zenodo.5250396" ID-Zenodo-Dep="5250396" httpUri="https://zenodo.org/record/5250396/files/figure.png" pageId="21" pageNumber="2288" startId="21.[154,170,1310,1332]" targetBox="[361,903,170,1277]" targetPageId="21">
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<paragraph id="8838A41AFFC10559FF32FACA9C38486E" blockId="21.[154,1110,1310,1359]" pageId="21" pageNumber="2288">
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FIG. 5.
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<taxonomicName id="4F87DF99FFC10559FF5CFACA999E4812" authority="Cantero & Svoboda & Vervoort, 2004" authorityName="Cantero & Svoboda & Vervoort" authorityYear="2004" box="[244,447,1310,1331]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="21" pageNumber="2288" phylum="Cnidaria" rank="species" species="magnificum" status="sp. nov.">
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<emphasis id="BAF37808FFC10559FF5CFACA999E4812" box="[244,447,1310,1331]" italics="true" pageId="21" pageNumber="2288">Filellum magnificum</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A1C0C573FFC10559FE6EFACA9A364815" box="[454,535,1310,1332]" pageId="21" pageNumber="2288" rank="species">sp. nov.</taxonomicNameLabel>
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(A) General view of a coppinia; (B) egg and gonothecal apertures; (C) detail of gonothecal aperture. (All photographs from holotype.).
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</paragraph>
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</caption>
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<paragraph id="8838A41AFFC10559FF6AFA699C774B1A" blockId="21.[154,1111,1401,1595]" pageId="21" pageNumber="2288">
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Coppinia consisting of firmly adpressed gonothecae with defensive tubes (
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<figureCitation id="10BCB89FFFC10559FB98FA6998C848D6" captionStart="FIG" captionStartId="21.[154,170,1310,1332]" captionTargetBox="[361,903,170,1277]" captionTargetId="figure-120@21.[361,904,170,1277]" captionTargetPageId="21" captionText="FIG. 5. Filellum magnificum sp. nov. (A) General view of a coppinia; (B) egg and gonothecal apertures; (C) detail of gonothecal aperture. (All photographs from holotype.)." figureDoi="http://doi.org/10.5281/zenodo.5250396" httpUri="https://zenodo.org/record/5250396/files/figure.png" pageId="21" pageNumber="2288">figure 5A</figureCitation>
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). Defensive tubes situated on periphery of the group of gonothecae, but also arising amongst those gonothecae (
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<figureCitation id="10BCB89FFFC10559FDD8F9D59AFA4B38" box="[624,731,1537,1561]" captionStart="FIG" captionStartId="21.[154,170,1310,1332]" captionTargetBox="[361,903,170,1277]" captionTargetId="figure-120@21.[361,904,170,1277]" captionTargetPageId="21" captionText="FIG. 5. Filellum magnificum sp. nov. (A) General view of a coppinia; (B) egg and gonothecal apertures; (C) detail of gonothecal aperture. (All photographs from holotype.)." figureDoi="http://doi.org/10.5281/zenodo.5250396" httpUri="https://zenodo.org/record/5250396/files/figure.png" pageId="21" pageNumber="2288">figure 5A</figureCitation>
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), and provided with large distal circular aperture. Gonothecal aperture circular, situated on a short and distinctly
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</paragraph>
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<paragraph id="8838A41AFFC10559FF32F9929A064B7F" blockId="21.[154,1111,1606,1732]" box="[154,551,1606,1630]" pageId="21" pageNumber="2288">
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everted, distal neck (
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<figureCitation id="10BCB89FFFC10559FE25F9929A3B4B7F" box="[397,538,1606,1630]" captionStart="FIG" captionStartId="21.[154,170,1310,1332]" captionTargetBox="[361,903,170,1277]" captionTargetId="figure-120@21.[361,904,170,1277]" captionTargetPageId="21" captionText="FIG. 5. Filellum magnificum sp. nov. (A) General view of a coppinia; (B) egg and gonothecal apertures; (C) detail of gonothecal aperture. (All photographs from holotype.)." figureDoi="http://doi.org/10.5281/zenodo.5250396" httpUri="https://zenodo.org/record/5250396/files/figure.png" pageId="21" pageNumber="2288">figure 5B, C</figureCitation>
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).
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</paragraph>
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<paragraph id="8838A41AFFC1055AFF6AF9BC9C134F44" blockId="21.[154,1111,1606,1732]" lastBlockId="22.[159,1116,173,869]" lastPageId="22" lastPageNumber="2289" pageId="21" pageNumber="2288">
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<emphasis id="BAF37808FFC10559FF6AF9BC9A3E4BA1" box="[194,543,1640,1664]" italics="true" pageId="21" pageNumber="2288">
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Remarks.
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<taxonomicName id="4F87DF99FFC10559FE90F9BC9A3E4BA1" authority="Cantero & Svoboda & Vervoort, 2004" authorityName="Cantero & Svoboda & Vervoort" authorityYear="2004" box="[312,543,1640,1664]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="21" pageNumber="2288" phylum="Cnidaria" rank="species" species="magnificum" status="sp. nov.">Filellum magnificum</taxonomicName>
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</emphasis>
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<taxonomicNameLabel id="A1C0C573FFC10559FD83F9BC9AA84BA1" box="[555,649,1640,1664]" pageId="21" pageNumber="2288" rank="species">sp. nov.</taxonomicNameLabel>
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is allied to
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<taxonomicName id="4F87DF99FFC10559FCB7F9BC9BE64BA1" baseAuthorityName="Hartlaub" baseAuthorityYear="1904" box="[799,967,1640,1664]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="21" pageNumber="2288" phylum="Cnidaria" rank="species" species="antarcticum">
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<emphasis id="BAF37808FFC10559FCB7F9BC9BE64BA1" box="[799,967,1640,1664]" italics="true" pageId="21" pageNumber="2288">F. antarcticum</emphasis>
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</taxonomicName>
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and
|
||
<taxonomicName id="4F87DF99FFC10559FBA2F9BC98FD4B83" baseAuthorityName="Clarke" baseAuthorityYear="1879" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="21" pageNumber="2288" phylum="Cnidaria" rank="species" species="serratum">
|
||
<emphasis id="BAF37808FFC10559FBA2F9BC98FD4B83" italics="true" pageId="21" pageNumber="2288">F. serratum</emphasis>
|
||
</taxonomicName>
|
||
by the presence of striae, but it is clearly distinguishable by the larger size of the hydrothecae, especially the larger diameter of the hydrothecal aperture (cf.
|
||
<tableCitation id="C50591A1FFC2055AFF67FF7999394DE4" box="[207,280,173,197]" captionStart="Table 1" captionStartId="18.[328,386,170,192]" captionText="Table 1. Measurements of the species of Filellum (in Mm)." pageId="22" pageNumber="2289">table 1</tableCitation>
|
||
).
|
||
<taxonomicName id="4F87DF99FFC2055AFE9CFF7A9A394DE7" authority="Cantero & Svoboda & Vervoort, 2004" authorityName="Cantero & Svoboda & Vervoort" authorityYear="2004" box="[308,536,174,198]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="magnificum" status="sp. nov.">
|
||
<emphasis id="BAF37808FFC2055AFE9CFF7A9A394DE7" box="[308,536,174,198]" italics="true" pageId="22" pageNumber="2289">Filellum magnificum</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A1C0C573FFC2055AFD8CFF799AA04DE4" box="[548,641,173,197]" pageId="22" pageNumber="2289" rank="species">sp. nov.</taxonomicNameLabel>
|
||
also shares with
|
||
<taxonomicName id="4F87DF99FFC2055AFCFBFF7A9BF64DE7" baseAuthorityName="Clarke" baseAuthorityYear="1879" box="[851,983,174,198]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="serratum">
|
||
<emphasis id="BAF37808FFC2055AFCFBFF7A9BF64DE7" box="[851,983,174,198]" italics="true" pageId="22" pageNumber="2289">F. serratum</emphasis>
|
||
</taxonomicName>
|
||
the bottleshaped gonothecae, provided with a short and strongly everted distal neck bearing the aperture. However, they differ because in
|
||
<taxonomicName id="4F87DF99FFC2055AFD46FF3A9B524C27" baseAuthorityName="Clarke" baseAuthorityYear="1879" box="[750,883,238,262]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="serratum">
|
||
<emphasis id="BAF37808FFC2055AFD46FF3A9B524C27" box="[750,883,238,262]" italics="true" pageId="22" pageNumber="2289">F. serratum</emphasis>
|
||
</taxonomicName>
|
||
the defensive tubes are closed, arise amongst the gonothecae and branch over them forming a protective canopy, whereas in
|
||
<taxonomicName id="4F87DF99FFC2055AFE4FFEFA9AAD4C67" authority="Cantero & Svoboda & Vervoort, 2004" authorityName="Cantero & Svoboda & Vervoort" authorityYear="2004" box="[487,652,301,326]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="magnificum" status="sp. nov.">
|
||
<emphasis id="BAF37808FFC2055AFE4FFEFA99D64C67" box="[487,503,302,326]" italics="true" pageId="22" pageNumber="2289">F</emphasis>
|
||
.
|
||
<emphasis id="BAF37808FFC2055AFDA4FEFA9AAD4C67" box="[524,652,302,326]" italics="true" pageId="22" pageNumber="2289">magnificum</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A1C0C573FFC2055AFD31FEF99ADA4C64" box="[665,763,301,325]" pageId="22" pageNumber="2289" rank="species">sp. nov.</taxonomicNameLabel>
|
||
, the defensive tubes are provided with a distal aperture and, though some defensive tubes arise amongst the gonothecae, most of them are situated on the periphery of the mass of gonothecae like a fence, arching over the gonothecae. Moreover, in
|
||
<taxonomicName id="4F87DF99FFC2055AFC36FE5A9C094C87" baseAuthorityName="Clarke" baseAuthorityYear="1879" box="[926,1064,398,422]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="serratum">
|
||
<emphasis id="BAF37808FFC2055AFC36FE5A9C094C87" box="[926,1064,398,422]" italics="true" pageId="22" pageNumber="2289">F. serratum</emphasis>
|
||
</taxonomicName>
|
||
the gonothecae are much shorter and slightly wider. On the other hand,
|
||
<taxonomicName id="4F87DF99FFC2055AFC75FE7A98ED4CC4" authority="Cantero & Svoboda & Vervoort, 2004" authorityName="Cantero & Svoboda & Vervoort" authorityYear="2004" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="magnificum" status="sp. nov.">
|
||
<emphasis id="BAF37808FFC2055AFC75FE7A9BCC4CE7" box="[989,1005,430,454]" italics="true" pageId="22" pageNumber="2289">F</emphasis>
|
||
.
|
||
<emphasis id="BAF37808FFC2055AFBA9FE7A98ED4CC4" italics="true" pageId="22" pageNumber="2289">magnificum</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A1C0C573FFC2055AFF72FE19991A4CC4" box="[218,315,461,485]" pageId="22" pageNumber="2289" rank="species">sp. nov.</taxonomicNameLabel>
|
||
also differs from
|
||
<taxonomicName id="4F87DF99FFC2055AFDB6FE199AE64CC4" baseAuthorityName="Hartlaub" baseAuthorityYear="1904" box="[542,711,461,485]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="antarcticum">
|
||
<emphasis id="BAF37808FFC2055AFDB6FE199AE64CC4" box="[542,711,461,485]" italics="true" pageId="22" pageNumber="2289">F. antarcticum</emphasis>
|
||
</taxonomicName>
|
||
by the shape of the gonothecae, since in Hartlaub’s species they are deprived of a distal neck and the defensive tubes are always situated at the periphery of the gonothecal mass.
|
||
<taxonomicName id="4F87DF99FFC2055AFC16FDDA98CE4F64" authority="Cantero & Svoboda & Vervoort, 2004" authorityName="Cantero & Svoboda & Vervoort" authorityYear="2004" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="magnificum" status="sp. nov.">
|
||
<emphasis id="BAF37808FFC2055AFC16FDDA98CE4F64" italics="true" pageId="22" pageNumber="2289">Filellum magnificum</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A1C0C573FFC2055AFF55FDF9997C4F64" box="[253,349,557,581]" pageId="22" pageNumber="2289" rank="species">sp. nov.</taxonomicNameLabel>
|
||
also differs from
|
||
<taxonomicName id="4F87DF99FFC2055AFD96FDF99AC64F64" baseAuthorityName="Hartlaub" baseAuthorityYear="1904" box="[574,743,557,581]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="antarcticum">
|
||
<emphasis id="BAF37808FFC2055AFD96FDF99AC64F64" box="[574,743,557,581]" italics="true" pageId="22" pageNumber="2289">F. antarcticum</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4F87DF99FFC2055AFC84FDF99B924F64" baseAuthorityName="Clarke" baseAuthorityYear="1879" box="[812,947,557,581]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="serratum">
|
||
<emphasis id="BAF37808FFC2055AFC84FDF99B924F64" box="[812,947,557,581]" italics="true" pageId="22" pageNumber="2289">F. serratum</emphasis>
|
||
</taxonomicName>
|
||
by the larger size of the nematocysts, especially concerning the larger size-class (cf.
|
||
<tableCitation id="C50591A1FFC2055AFC71FD999C034F44" box="[985,1058,589,613]" captionStart="Table 1" captionStartId="18.[328,386,170,192]" captionText="Table 1. Measurements of the species of Filellum (in Mm)." pageId="22" pageNumber="2289">table 1</tableCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8838A41AFFC2055AFF6FFDBA9A5A4E04" blockId="22.[159,1116,173,869]" pageId="22" pageNumber="2289">
|
||
<emphasis id="BAF37808FFC2055AFF6FFDBA9AF64FA7" box="[199,727,622,646]" italics="true" pageId="22" pageNumber="2289">
|
||
Ecology and distribution.
|
||
<taxonomicName id="4F87DF99FFC2055AFE59FDBA9AF64FA7" authority="Cantero & Svoboda & Vervoort, 2004" authorityName="Cantero & Svoboda & Vervoort" authorityYear="2004" box="[497,727,622,646]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="magnificum" status="sp. nov.">Filellum magnificum</taxonomicName>
|
||
</emphasis>
|
||
<taxonomicNameLabel id="A1C0C573FFC2055AFD4AFDB99B614FA4" box="[738,832,621,645]" pageId="22" pageNumber="2289" rank="species">sp. nov.</taxonomicNameLabel>
|
||
was collected at depths from
|
||
<quantity id="4F7F09FFFFC2055AFF4CFD5999A54F84" box="[228,388,653,677]" metricMagnitude="2" metricUnit="m" metricValue="4.225" metricValueMax="6.4" metricValueMin="2.05" pageId="22" pageNumber="2289" unit="m" value="422.5" valueMax="640.0" valueMin="205.0">
|
||
205 to
|
||
<specimenCount id="9E816F93FFC2055AFE96FD5999A54F84" box="[318,388,653,677]" pageId="22" pageNumber="2289" type="generic">640 m</specimenCount>
|
||
</quantity>
|
||
. Fertile material was found in February. It has been found epibiotic, mainly on hydroids (
|
||
<taxonomicName id="4F87DF99FFC2055AFDBDFD7A9AF44FE7" baseAuthorityName="Jaderholm" baseAuthorityYear="1904" box="[533,725,686,710]" class="Hydrozoa" family="Lafoeidae" genus="Billardia" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="subrufa">
|
||
<emphasis id="BAF37808FFC2055AFDBDFD7A9AF44FE7" box="[533,725,686,710]" italics="true" pageId="22" pageNumber="2289">Billardia subrufa</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4F87DF99FFC2055AFCB3FD7A9B954FE4" box="[795,948,685,710]" class="Hydrozoa" family="Haleciidae" genus="Halecium" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="undetermined">
|
||
<emphasis id="BAF37808FFC2055AFCB3FD7A9BA74FE7" box="[795,902,686,710]" italics="true" pageId="22" pageNumber="2289">Halecium</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
), but also on sponges.
|
||
<taxonomicName id="4F87DF99FFC2055AFEA5FD1999D54FC4" authority="Cantero & Svoboda & Vervoort, 2004" authorityName="Cantero & Svoboda & Vervoort" authorityYear="2004" box="[269,500,717,741]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="magnificum" status="sp. nov.">
|
||
<emphasis id="BAF37808FFC2055AFEA5FD1999D54FC4" box="[269,500,717,741]" italics="true" pageId="22" pageNumber="2289">Filellum magnificum</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A1C0C573FFC2055AFDA8FD199A7E4FC4" box="[512,607,717,741]" pageId="22" pageNumber="2289" rank="species">sp. nov.</taxonomicNameLabel>
|
||
originates from the south and east coasts of the Weddell Sea (off Ronne Ice Shelf, off Riiser-Larsen Ice Shelf and off Cape
|
||
<collectingCountry id="F090E48AFFC2055AFF4DFCD999734E04" box="[229,338,781,805]" name="Norway" pageId="22" pageNumber="2289">Norvegia</collectingCountry>
|
||
, Princess Martha Coast).
|
||
</paragraph>
|
||
<paragraph id="8838A41AFFC2055AFF6FFCF999E84E44" blockId="22.[159,1116,173,869]" pageId="22" pageNumber="2289">
|
||
<emphasis id="BAF37808FFC2055AFF6FFCF999694E64" box="[199,328,813,837]" italics="true" pageId="22" pageNumber="2289">Etymology.</emphasis>
|
||
The specific name
|
||
<taxonomicName id="4F87DF99FFC2055AFD96FCF99A9F4E64" authorityName="Cantero & Svoboda & Vervoort" authorityYear="2004" box="[574,702,813,837]" class="Hydrozoa" family="Lafoeidae" genus="Filellum" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="2289" phylum="Cnidaria" rank="species" species="magnificum">
|
||
<emphasis id="BAF37808FFC2055AFD96FCF99A9F4E64" box="[574,702,813,837]" italics="true" pageId="22" pageNumber="2289">magnificum</emphasis>
|
||
</taxonomicName>
|
||
refers to the relatively large and conspicuous hydrothecae.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |