218 lines
24 KiB
XML
218 lines
24 KiB
XML
<document id="83027ABD30CD126AEE254EE3B5817BA4" ID-DOI="10.11646/zootaxa.2533.1.3" ID-ISSN="1175-5326" ID-Zenodo-Dep="5303533" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1629684042163" checkinUser="felipe" docAuthor="Gordon, Dennis P. & Taylor, Paul D." docDate="2010" docId="039D17362479A869FF5AF273FBAA1393" docLanguage="en" docName="zt02533p068.pdf" docOrigin="Zootaxa 2533 (1)" docSource="https://biotaxa.org/Zootaxa/article/view/zootaxa.2533.1.3" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Discantenna tumba Gordon & Taylor 2010, n. sp." docType="treatment" docVersion="4" lastPageNumber="50" masterDocId="FFA46F4E247DA86EFFCDF74EFF8B147D" masterDocTitle="New seamount- and ridge-associated cyclostome Bryozoa from New Zealand" masterLastPageNumber="68" masterPageNumber="43" pageNumber="47" updateTime="1699095807553" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:titleInfo id="CEB58AC86DE709BFF9AB81B6468DA0AF">
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<mods:title id="6CF4EDFAD5B749BDDFE97124D35AA3EE">New seamount- and ridge-associated cyclostome Bryozoa from New Zealand</mods:title>
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</mods:titleInfo>
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<mods:name id="7579FFAA5446D9B8656EB4EA79F30ECF" type="personal">
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<mods:role id="BCBC4BE18C409B2FE78B1D122451F769">
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<mods:roleTerm id="0667108D27CEFE1A3C14685E2E6A1C29">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="49DE72A3D9B54CEFC8748500CE21AD7D">Gordon, Dennis P.</mods:namePart>
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<mods:affiliation id="DA64738F954CEA8856987DF549DF73CF">National Institute for Water & Atmospheric Research, Private Bag 14901 Kilbirnie, Wellington, New Zealand</mods:affiliation>
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<mods:name id="8C0A4C35A654DDEE07428C69DEAF1D1D" type="personal">
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<mods:roleTerm id="6EF2F0DE24B15A4A8C70F96F3E64EA57">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="530AB6D8294C5B86DF6C2ED067AB2C53">Taylor, Paul D.</mods:namePart>
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<mods:affiliation id="DAEA350D483FE4C270F00FFF982D2FF9">Department of Palaeontology, Natural History Museum, Cromwell Road, London SW 7 5 BD, UK. E-mail: pdt @ nhm. ac. uk</mods:affiliation>
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<mods:typeOfResource id="FFA09517F595969820717FAF4E2F79B4">text</mods:typeOfResource>
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<mods:title id="C3594A04A0EF1F6FCD4A89A02BE5B3F3">Zootaxa</mods:title>
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<mods:part id="A62828DA8D51EA941C29653756013954">
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<mods:date id="C34E29F1F1878CB8161AF267B76F85B4">2010</mods:date>
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<mods:detail id="3D6A1DDC791FDBC68BD3D85A15CF2A8F" type="pubDate">
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<mods:number id="FD8207D8FC1263F7B506B6B161D6AA99">2010-07-12</mods:number>
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<mods:detail id="6E9403514AAD4CB469E69AFD6D0F89F7" type="volume">
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<mods:number id="F5BB80E77C1556A2EAAD4DE2F07748F2">2533</mods:number>
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<mods:detail id="449405CFDB40AAA4259010F5A3766C2D" type="issue">
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<mods:number id="D30336F06F7499EA4EC2A8D0D7E46185">1</mods:number>
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<mods:start id="FD344EB359BFEB069450C919716FC5D1">43</mods:start>
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<mods:url id="09D24C987EDA43A07EF777053B242F7F">https://biotaxa.org/Zootaxa/article/view/zootaxa.2533.1.3</mods:url>
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</mods:location>
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<mods:classification id="C32578986775FD379B07D9E1FFD3C245">journal article</mods:classification>
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<mods:identifier id="A1580A089E627A564B6136E1BDD90BE9" type="DOI">10.11646/zootaxa.2533.1.3</mods:identifier>
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<mods:identifier id="7CA152D76BDACB15D6C7EA9F422E0085" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="C22EE3E5FD68FEAA7D704A755F61E67A" type="Zenodo-Dep">5303533</mods:identifier>
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<treatment id="039D17362479A869FF5AF273FBAA1393" ID-DOI="http://doi.org/10.5281/zenodo.5310576" ID-Zenodo-Dep="5310576" LSID="urn:lsid:plazi:treatment:039D17362479A869FF5AF273FBAA1393" httpUri="http://treatment.plazi.org/id/039D17362479A869FF5AF273FBAA1393" lastPageId="7" lastPageNumber="50" pageId="4" pageNumber="47">
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<subSubSection id="C32EF5AB2479A86AFF5AF273FE46112A" box="[151,461,1341,1367]" pageId="4" pageNumber="47" type="nomenclature">
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<paragraph id="8B8BA6202479A86AFF5AF273FE46112A" blockId="4.[151,461,1341,1402]" box="[151,461,1341,1367]" pageId="4" pageNumber="47">
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<heading id="D0C3114C2479A86AFF5AF273FE46112A" bold="true" box="[151,461,1341,1367]" fontSize="11" level="1" pageId="4" pageNumber="47" reason="1">
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<emphasis id="B9407A322479A86AFF5AF273FE46112A" bold="true" box="[151,461,1341,1367]" pageId="4" pageNumber="47">
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<taxonomicName id="4C34DDA32479A86AFF5AF273FE0F112A" authority="Gordon & Taylor, 2010" authorityName="Gordon & Taylor" authorityYear="2010" box="[151,388,1341,1367]" class="Stenolaemata" family="Plagioeciidae" genus="Discantenna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="4" pageNumber="47" phylum="Bryozoa" rank="species" species="tumba" status="sp. nov.">
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<emphasis id="B9407A322479A86AFF5AF273FE0F112A" bold="true" box="[151,388,1341,1367]" italics="true" pageId="4" pageNumber="47">Discantenna tumba</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A273C7492479A86AFE46F273FE46112A" box="[395,461,1341,1367]" pageId="4" pageNumber="47" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C32EF5AB2479A86AFF5AF22EFE0C1107" box="[151,391,1376,1402]" pageId="4" pageNumber="47" type="description">
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<paragraph id="8B8BA6202479A86AFF5AF22EFE0C1107" blockId="4.[151,461,1341,1402]" box="[151,391,1376,1402]" pageId="4" pageNumber="47">
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(
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<figureCitation id="130FBAA52479A86AFF52F22EFEAF1107" box="[159,292,1376,1402]" captionStart="FIGURE 3" captionStartId="6.[151,255,1735,1759]" captionTargetBox="[151,1436,182,1720]" captionTargetId="figure-127@6.[151,1436,182,1724]" captionTargetPageId="6" captionText="FIGURE 3. Discantenna tumba n. gen., n. sp. (TAN0104 Stn 3). A, whole fertile colony including ancestrula and brood chamber in elevated disk (holotype); B, abfrontal side of same colony; C, proximal part of same colony; D, profile of immature colony lacking brood chamber, showing the stepped arrangement of zooidal peristomes." figureDoi="http://doi.org/10.5281/zenodo.5303543" httpUri="https://zenodo.org/record/5303543/files/figure.png" pageId="4" pageNumber="47">Figs 3A–D</figureCitation>
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,
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<figureCitation id="130FBAA52479A86AFEFCF22EFEF41107" box="[305,383,1376,1402]" captionStart="FIGURE 4" captionStartId="7.[151,258,1790,1814]" captionTargetBox="[152,1436,330,1780]" captionTargetId="figure-165@7.[151,1436,329,1781]" captionTargetPageId="7" captionText="FIGURE 4. Discantenna tumba n. gen., n. sp. (TAN0104 Stn 3). A, brood chamber and ooeciostome of holotype colony; B, marginal lamina of disk showing imbricated crystallites; C, disk of infertile colony." figureDoi="http://doi.org/10.5281/zenodo.5303545" httpUri="https://zenodo.org/record/5303545/files/figure.png" pageId="4" pageNumber="47">4 A–C</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C32EF5AB2479A86AFF5AF2E4FCCF1272" pageId="4" pageNumber="47" type="materials_examined">
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<paragraph id="8B8BA6202479A86AFF5AF2E4FCCF1272" blockId="4.[151,1436,1450,2036]" pageId="4" pageNumber="47">
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<emphasis id="B9407A322479A86AFF5AF2E4FE2811B9" bold="true" box="[151,419,1450,1476]" pageId="4" pageNumber="47">Material examined.</emphasis>
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<materialsCitation id="3B5CAC7D2479A86AFE63F2E5FF5E1272" collectingDate="2001-04-15" collectionCode="NIWA" elevation="1020" latitude="-42.753" longLatPrecision="11" longitude="-179.99234" pageId="4" pageNumber="47" specimenCode="NIWA 61242" specimenCount="1" typeStatus="holotype">
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<emphasis id="B9407A322479A86AFE63F2E5FDA511B9" box="[430,558,1451,1476]" italics="true" pageId="4" pageNumber="47">
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<typeStatus id="548F18822479A86AFE63F2E5FDAC11B9" box="[430,551,1451,1476]" pageId="4" pageNumber="47" type="holotype">Holotype</typeStatus>
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:
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</emphasis>
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<specimenCode id="DB920E5B2479A86AFDF4F2E4FD6C11B9" box="[569,743,1450,1476]" collectionCode="NIWA" country="New Zealand" httpUri="http://grbio.org/cool/nyq3-3g6s" name="National Institute of Water and Atmospheric Research" pageId="4" pageNumber="47" type="Other institutional type">NIWA 61242</specimenCode>
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, from cruise TAN0104, Stn 3, 42°45.48–
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<geoCoordinate id="EE00C0E72479A86AFAC5F2E4FA1C11B9" box="[1288,1431,1450,1476]" degrees="42" direction="south" minutes="45.18" orientation="latitude" pageId="4" pageNumber="47" precision="9" value="-42.753">42°45.18’S</geoCoordinate>
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, 179°59.47–
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<geoCoordinate id="EE00C0E72479A86AFEEAF29EFE591197" box="[295,466,1488,1514]" degrees="179" direction="west" minutes="59.54" orientation="longitude" pageId="4" pageNumber="47" precision="9" value="-179.99234">179°59.54’ W</geoCoordinate>
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, “Graveyard” Seamount, Chatham Rise,
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<elevation id="001941132479A86AFC04F29EFB3A1197" box="[969,1201,1488,1514]" metricMagnitude="3" metricUnit="m" metricValue="1.02" metricValueMax="1.097" metricValueMin="0.943" pageId="4" pageNumber="47" unit="m" value="1020.0" valueMax="1097.0" valueMin="943.0">
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||
<quantity id="4CCC0BC52479A86AFC04F29EFBE91197" box="[969,1122,1488,1514]" metricMagnitude="3" metricUnit="m" metricValue="1.02" metricValueMax="1.097" metricValueMin="0.943" pageId="4" pageNumber="47" unit="m" value="1020.0" valueMax="1097.0" valueMin="943.0">943–1097 m</quantity>
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depth
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</elevation>
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, collected
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<date id="FF8A80E02479A86AFAF8F29EFF5E1272" pageId="4" pageNumber="47" value="2001-04-15">
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<collectingDate id="EFCE79082479A86AFAF8F29EFF5E1272" pageId="4" pageNumber="47" value="2001-04-15">15 April 2001</collectingDate>
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</date>
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</materialsCitation>
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.
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<materialsCitation id="3B5CAC7D2479A86AFF2DF2BBFCCB1272" box="[224,832,1525,1551]" collectingDate="2001-04-15" collectionCode="NIWA" elevation="1020" latitude="-42.753" longLatPrecision="11" longitude="-179.99234" pageId="4" pageNumber="47" specimenCode="NIWA 61243" specimenCount="1" typeStatus="paratype">
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<emphasis id="B9407A322479A86AFF2DF2BBFEEA1273" box="[224,353,1525,1550]" italics="true" pageId="4" pageNumber="47">
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<typeStatus id="548F18822479A86AFF2DF2BBFED11273" box="[224,346,1525,1550]" pageId="4" pageNumber="47" type="paratype">Paratypes</typeStatus>
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:
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</emphasis>
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<specimenCode id="DB920E5B2479A86AFEA5F2BBFD831272" box="[360,520,1525,1551]" collectionCode="NIWA" country="New Zealand" httpUri="http://grbio.org/cool/nyq3-3g6s" name="National Institute of Water and Atmospheric Research" pageId="4" pageNumber="47" type="Other institutional type">NIWA 61243</specimenCode>
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, same locality as holotype
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="C32EF5AB2479A86AFF0BF154FA111249" box="[198,1434,1562,1588]" pageId="4" pageNumber="47" type="distribution">
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||
<paragraph id="8B8BA6202479A86AFF0BF154FA111249" blockId="4.[151,1436,1450,2036]" box="[198,1434,1562,1588]" pageId="4" pageNumber="47">
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<emphasis id="B9407A322479A86AFF0BF154FEEC1249" bold="true" box="[198,359,1562,1588]" pageId="4" pageNumber="47">Distribution.</emphasis>
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“Graveyard Seamount Complex”, north-central Chatham Rise,
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<collectingCountry id="F323E6B02479A86AFB99F154FB781249" box="[1108,1267,1562,1588]" name="New Zealand" pageId="4" pageNumber="47">New Zealand</collectingCountry>
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,
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<quantity id="4CCC0BC52479A86AFACDF154FA1D1249" box="[1280,1430,1562,1588]" metricMagnitude="3" metricUnit="m" metricValue="1.02" metricValueMax="1.097" metricValueMin="0.943" pageId="4" pageNumber="47" unit="m" value="1020.0" valueMax="1097.0" valueMin="943.0">943–1097 m</quantity>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="C32EF5AB2479A86AFF0BF171FBFF1227" box="[198,1140,1599,1626]" pageId="4" pageNumber="47" type="etymology">
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<paragraph id="8B8BA6202479A86AFF0BF171FBFF1227" blockId="4.[151,1436,1450,2036]" box="[198,1140,1599,1626]" pageId="4" pageNumber="47">
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<emphasis id="B9407A322479A86AFF0BF171FED81224" bold="true" box="[198,339,1599,1625]" pageId="4" pageNumber="47">Etymology.</emphasis>
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From Latin
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<taxonomicName id="4C34DDA32479A86AFE2BF10EFDA41224" authorityName="Gordon & Taylor" authorityYear="2010" box="[486,559,1600,1625]" class="Stenolaemata" family="Plagioeciidae" genus="Discantenna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="4" pageNumber="47" phylum="Bryozoa" rank="species" species="tumba">
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<emphasis id="B9407A322479A86AFE2BF10EFDA41224" box="[486,559,1600,1625]" italics="true" pageId="4" pageNumber="47">tumba</emphasis>
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</taxonomicName>
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, grave, alluding to the provenance of the species.
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</paragraph>
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</subSubSection>
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<subSubSection id="C32EF5AB2479A869FF0BF12BFCF9155F" lastPageId="7" lastPageNumber="50" pageId="4" pageNumber="47" type="description">
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<paragraph id="8B8BA6202479A86AFF0BF12BFAF812B7" blockId="4.[151,1436,1450,2036]" pageId="4" pageNumber="47">
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<emphasis id="B9407A322479A86AFF0BF12BFED51202" bold="true" box="[198,350,1637,1663]" pageId="4" pageNumber="47">Description.</emphasis>
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Colony with a narrow encrusting base, initially uniserial, becoming biserial, up to
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<quantity id="4CCC0BC52479A86AFA98F12BFA101202" box="[1365,1435,1637,1663]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="4" pageNumber="47" unit="mm" value="2.0">2 mm</quantity>
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long, its distal end developing an erect column that flares outwards at its summit as a shallow, circular discoidal structure,
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<quantity id="4CCC0BC52479A86AFEB0F1FEFE6E12B7" box="[381,485,1712,1738]" metricMagnitude="-3" metricUnit="m" metricValue="2.57" pageId="4" pageNumber="47" unit="mm" value="2.57">2.57 mm</quantity>
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diameter, in which zooids are centripetally arranged; colony height
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<quantity id="4CCC0BC52479A86AFACEF1FEFAE412B7" box="[1283,1391,1712,1738]" metricMagnitude="-3" metricUnit="m" metricValue="2.46" pageId="4" pageNumber="47" unit="mm" value="2.46">2.46 mm</quantity>
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.
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</paragraph>
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<paragraph id="8B8BA6202479A86AFF0BF19BFD491347" blockId="4.[151,1436,1450,2036]" pageId="4" pageNumber="47">
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Ancestrula with a subcircular protoecium, large,
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<quantity id="4CCC0BC52479A86AFCC8F19BFCE61292" box="[773,877,1749,1775]" metricMagnitude="-4" metricUnit="m" metricValue="1.9" pageId="4" pageNumber="47" unit="mm" value="0.19">0.19 mm</quantity>
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||
wide, the peristome angled upwards relative to the substratum, its distal end upturned frontally, the aperture transversely oval, the sides of the peristome produced as an expanded lamina on either side.
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</paragraph>
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<paragraph id="8B8BA6202479A868FF0BF00BFBC613FA" blockId="4.[151,1436,1450,2036]" lastBlockId="6.[151,1437,1864,2002]" lastPageId="6" lastPageNumber="49" pageId="4" pageNumber="47">
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The first budded autozooid is orientated at 45° to the axis of the ancestrula; it initiates biseriality by budding two daughter zooids in quick succession, their respective peristomes directed alternately to the left and right; succeeding peristomes likewise alternate, forming about
|
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<quantity id="4CCC0BC52479A86AFC13F0DEFB9613D7" box="[990,1053,1936,1962]" metricMagnitude="-1" metricUnit="m" metricValue="2.54" pageId="4" pageNumber="47" unit="in" value="10.0">10 in</quantity>
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||
all before budding the conical capitulum. As each peristome forms it is produced at a higher elevation from the substratum than the preceding one so that, from the side, the colony appears stepped, the peristomes being supported upon a solid crest of calcium carbonate that spreads somewhat laterally upon the substratum; all external skeletal surfaces pseudoporous. Free peristome length up to
|
||
<quantity id="4CCC0BC5247BA868FD5CF023FD7713FA" box="[657,764,1901,1927]" metricMagnitude="-4" metricUnit="m" metricValue="6.7" pageId="6" pageNumber="49" unit="mm" value="0.67">0.67 mm</quantity>
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||
, aperture diameter
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<quantity id="4CCC0BC5247BA868FC10F023FBC113FA" box="[989,1098,1901,1927]" metricMagnitude="-5" metricUnit="m" metricValue="8.0" pageId="6" pageNumber="49" unit="mm" value="0.08">0.08 mm</quantity>
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||
.
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</paragraph>
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<caption id="DF4BF6A82478A86BFF5AF0C0FD8E1398" ID-DOI="http://doi.org/10.5281/zenodo.5303541" ID-Zenodo-Dep="5303541" httpUri="https://zenodo.org/record/5303541/files/figure.png" pageId="5" pageNumber="48" startId="5.[151,255,1934,1958]" targetBox="[237,1338,182,1929]" targetPageId="5">
|
||
<paragraph id="8B8BA6202478A86BFF5AF0C0FD8E1398" blockId="5.[151,1436,1934,2021]" pageId="5" pageNumber="48">
|
||
<emphasis id="B9407A322478A86BFF5AF0C0FE9313DB" bold="true" box="[151,280,1934,1958]" pageId="5" pageNumber="48">FIGURE 2.</emphasis>
|
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<taxonomicName id="4C34DDA32478A86BFED2F0C1FDA513DB" authority="Gordon & Taylor, 2010" authorityName="Gordon & Taylor" authorityYear="2010" box="[287,558,1935,1958]" class="Stenolaemata" family="Oncousoeciidae" genus="Filicisparsa" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="5" pageNumber="48" phylum="Bryozoa" rank="species" species="albobrunnea" status="sp. nov.">
|
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<emphasis id="B9407A322478A86BFED2F0C1FDA513DB" box="[287,558,1935,1958]" italics="true" pageId="5" pageNumber="48">Filicisparsa albobrunnea</emphasis>
|
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</taxonomicName>
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||
<emphasis id="B9407A322478A86BFDF8F0C0FDFB13DB" bold="true" box="[565,624,1934,1958]" pageId="5" pageNumber="48">
|
||
<taxonomicNameLabel id="A273C7492478A86BFDF8F0C0FDFB13DB" box="[565,624,1934,1958]" pageId="5" pageNumber="48" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
(TAN0104 Stn 3). A, reflexed branch showing disposition of peristomes; B, brood chamber at branch bifurcation (holotype); C, D, parts of ephebic branches showing reparative calcification; E, abfrontal side of a brood chamber.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF4BF6A8247BA868FF5AF189FB251363" ID-DOI="http://doi.org/10.5281/zenodo.5303543" ID-Zenodo-Dep="5303543" httpUri="https://zenodo.org/record/5303543/files/figure.png" pageId="6" pageNumber="49" startId="6.[151,255,1735,1759]" targetBox="[151,1436,182,1720]" targetPageId="6">
|
||
<paragraph id="8B8BA620247BA868FF5AF189FB251363" blockId="6.[151,1436,1735,1822]" pageId="6" pageNumber="49">
|
||
<emphasis id="B9407A32247BA868FF5AF189FE9312A2" bold="true" box="[151,280,1735,1759]" pageId="6" pageNumber="49">FIGURE 3.</emphasis>
|
||
<taxonomicName id="4C34DDA3247BA868FED2F186FE6412A2" authority="Gordon & Taylor, 2010" authorityName="Gordon & Taylor" authorityYear="2010" box="[287,495,1736,1759]" class="Stenolaemata" family="Plagioeciidae" genus="Discantenna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="6" pageNumber="49" phylum="Bryozoa" rank="species" species="tumba" status="n. gen., n. sp.">
|
||
<emphasis id="B9407A32247BA868FED2F186FE6412A2" box="[287,495,1736,1759]" italics="true" pageId="6" pageNumber="49">Discantenna tumba</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B9407A32247BA868FE3BF189FD0212A2" bold="true" box="[502,649,1735,1759]" pageId="6" pageNumber="49">
|
||
<taxonomicNameLabel id="A273C749247BA868FE3BF189FD0212A2" box="[502,649,1735,1759]" pageId="6" pageNumber="49" rank="species">n. gen., n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
(TAN0104 Stn 3). A, whole fertile colony including ancestrula and brood chamber in elevated disk (holotype); B, abfrontal side of same colony; C, proximal part of same colony; D, profile of immature colony lacking brood chamber, showing the stepped arrangement of zooidal peristomes.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B8BA620247BA869FF0BF0DCFB7E14CF" blockId="6.[151,1437,1864,2002]" lastBlockId="7.[151,1436,152,290]" lastPageId="7" lastPageNumber="50" pageId="6" pageNumber="49">
|
||
Apical disk bereniciform; long zooidal peristomes (free peristome length up to
|
||
<quantity id="4CCC0BC5247BA868FBADF0DCFB4213D1" box="[1120,1225,1938,1964]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="6" pageNumber="49" unit="mm" value="0.6">0.60 mm</quantity>
|
||
) angled obliquely outwards from the depressed centre of the disk; peripheral common bud thin, with a narrow marginal lamina pierced by pseudopores and a skeletal microstructure of distally imbricated foliated crystallites.
|
||
</paragraph>
|
||
<paragraph id="8B8BA620247AA869FF0BF7F3FCF9155F" blockId="7.[151,1436,152,290]" pageId="7" pageNumber="50">
|
||
Brood chamber simple, oval (
|
||
<quantity id="4CCC0BC5247AA869FDE4F7F3FD1F14AA" box="[553,660,189,215]" metricMagnitude="-4" metricUnit="m" metricValue="7.199999999999999" pageId="7" pageNumber="50" unit="mm" value="0.72">0.72 mm</quantity>
|
||
wide in transverse direction), densely pseudoporous, not pierced by zooidal peristomes but at least one peristome may cross its surface; ooeciostome
|
||
<quantity id="4CCC0BC5247AA869FBB2F7ACFB631481" box="[1151,1256,226,252]" metricMagnitude="-5" metricUnit="m" metricValue="8.0" pageId="7" pageNumber="50" unit="mm" value="0.08">0.08 mm</quantity>
|
||
wide, terminal and medial, its cowl-like distal rim concealing the ooeciopore.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="DF4BF6A8247AA869FF5AF1B0FB0E1348" ID-DOI="http://doi.org/10.5281/zenodo.5303545" ID-Zenodo-Dep="5303545" httpUri="https://zenodo.org/record/5303545/files/figure.png" pageId="7" pageNumber="50" startId="7.[151,258,1790,1814]" targetBox="[152,1436,330,1780]" targetPageId="7">
|
||
<paragraph id="8B8BA620247AA869FF5AF1B0FB0E1348" blockId="7.[151,1436,1790,1845]" pageId="7" pageNumber="50">
|
||
<emphasis id="B9407A32247AA869FF5AF1B0FE94136B" bold="true" box="[151,287,1790,1814]" pageId="7" pageNumber="50">FIGURE 4.</emphasis>
|
||
<taxonomicName id="4C34DDA3247AA869FEEAF1B1FD8A136B" authority="Gordon & Taylor, 2010" authorityName="Gordon & Taylor" authorityYear="2010" box="[295,513,1791,1814]" class="Stenolaemata" family="Plagioeciidae" genus="Discantenna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="7" pageNumber="50" phylum="Bryozoa" rank="species" species="tumba" status="n. gen., n. sp.">
|
||
<emphasis id="B9407A32247AA869FEEAF1B1FD8A136B" box="[295,513,1791,1814]" italics="true" pageId="7" pageNumber="50">Discantenna tumba</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B9407A32247AA869FDC4F1B0FD2C136B" bold="true" box="[521,679,1790,1814]" pageId="7" pageNumber="50">
|
||
<taxonomicNameLabel id="A273C749247AA869FDC4F1B0FD2C136B" box="[521,679,1790,1814]" pageId="7" pageNumber="50" rank="species">n. gen., n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
(TAN0104 Stn 3). A, brood chamber and ooeciostome of holotype colony; B, marginal lamina of disk showing imbricated crystallites; C, disk of infertile colony.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="C32EF5AB247AA869FF0BF02DFBAA1393" pageId="7" pageNumber="50" type="discussion">
|
||
<paragraph id="8B8BA620247AA869FF0BF02DFBAA1393" blockId="7.[151,1436,1891,2030]" pageId="7" pageNumber="50">
|
||
<emphasis id="B9407A32247AA869FF0BF02DFEB41300" bold="true" box="[198,319,1891,1917]" pageId="7" pageNumber="50">Remarks.</emphasis>
|
||
This species is so far known only from the
|
||
<typeStatus id="548F1882247AA869FC9BF02AFC031303" box="[854,904,1892,1918]" pageId="7" pageNumber="50">type</typeStatus>
|
||
locality, which yielded one fertile and three infertile colonies. As noted above, the colony form of this new species most closely resembles
|
||
<taxonomicName id="4C34DDA3247AA869FAECF0C7FE9113B5" baseAuthorityName="Fabricius" baseAuthorityYear="1780" class="Stenolaemata" family="Tubuliporidae" genus="Penciletta" kingdom="Animalia" order="Cyclostomatida" pageId="7" pageNumber="50" phylum="Bryozoa" rank="species" species="penicillata">
|
||
<emphasis id="B9407A32247AA869FAECF0C7FE9113B5" italics="true" pageId="7" pageNumber="50">Penciletta penicillata</emphasis>
|
||
</taxonomicName>
|
||
but the brood chamber has a simpler morphology and each colony gives rise to a single erect column whereas many columns may be produced in colonies of
|
||
<taxonomicName id="4C34DDA3247AA869FC45F09AFB911390" box="[904,1050,2004,2029]" class="Stenolaemata" family="Tubuliporidae" genus="Penciletta" kingdom="Animalia" order="Cyclostomatida" pageId="7" pageNumber="50" phylum="Bryozoa" rank="species" species="pencillata">
|
||
<emphasis id="B9407A32247AA869FC45F09AFB911390" box="[904,1050,2004,2029]" italics="true" pageId="7" pageNumber="50">P. pencillata</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |