178 lines
20 KiB
XML
178 lines
20 KiB
XML
<document id="58E076C61BB47F12BDC30B8263EE8A95" ID-CLB-Dataset="29502" ID-DOI="10.11646/zootaxa.4484.1.1" ID-GBIF-Dataset="74b777c9-eae0-4770-8c86-dcbb10fb06b3" ID-ISSN="1175-5326" ID-Zenodo-Dep="1437848" ID-ZooBank="D66524CF-9C6D-4DF4-8CA2-B2C9708CF5FD" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1538125412450" checkinUser="plazi" docAuthor="Grischenko, Andrei V., Gordon, Dennis P. & Melnik, Viacheslav P." docDate="2018" docId="521587E4562A551F09EEFC968FDEF933" docLanguage="en" docName="zootaxa.4484.1.1.pdf" docOrigin="Zootaxa 4484 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Abyssoecia Grischenko & Gordon & Melnik 2018, n. gen." docType="treatment" docVersion="8" lastPageNumber="25" masterDocId="AE2CFF9C563255070979FF888A4AFF87" masterDocTitle="Bryozoa (Cyclostomata and Ctenostomata) from polymetallic nodules in the Russian exploration area, Clarion - Clipperton Fracture Zone, eastern Pacific Ocean-taxon novelty and implications of mining" masterLastPageNumber="91" masterPageNumber="1" pageNumber="25" updateTime="1698557051871" updateUser="ExternalLinkService">
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<mods:title id="9565F37AAF6502BBAB27FDF7925E4CD0">Bryozoa (Cyclostomata and Ctenostomata) from polymetallic nodules in the Russian exploration area, Clarion - Clipperton Fracture Zone, eastern Pacific Ocean-taxon novelty and implications of mining</mods:title>
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<mods:namePart id="502DD44F03D868D88803E52CEAE2D9C3">Grischenko, Andrei V.</mods:namePart>
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<mods:namePart id="3EEA0547E52A6956C4A282223570E6A4">Gordon, Dennis P.</mods:namePart>
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<mods:name id="31616F68F5519F1A36571C7EE47B1ED1" type="personal">
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<mods:namePart id="B4E7EEB2546D15108132A9972E0380EC">Melnik, Viacheslav P.</mods:namePart>
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<mods:title id="6ACF8E39EFF29FD231B171E7A53C4058">Zootaxa</mods:title>
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<mods:part id="AAF14E27B3DB510221B9BED966C6E523">
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<mods:date id="D278E4E9AC197FFD1E80568D4A5B1123">2018</mods:date>
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<mods:number id="E60CBAFA81BDA64CD1FC574E3C7BB9F5">2018-09-25</mods:number>
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<mods:number id="62D1D27291C467BBBB279B2C55D7560F">4484</mods:number>
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<treatment id="521587E4562A551F09EEFC968FDEF933" ID-DOI="http://doi.org/10.5281/zenodo.5989791" ID-GBIF-Taxon="148403715" ID-Zenodo-Dep="5989791" LSID="urn:lsid:plazi:treatment:521587E4562A551F09EEFC968FDEF933" httpUri="http://treatment.plazi.org/id/521587E4562A551F09EEFC968FDEF933" lastPageNumber="25" pageId="24" pageNumber="25">
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<subSubSection id="92A66579562A551F09EEFC968B3FFCBF" box="[151,373,798,824]" pageId="24" pageNumber="25" type="nomenclature">
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<paragraph id="DA0336F2562A551F09EEFC968B3FFCBF" blockId="24.[151,373,798,824]" box="[151,373,798,824]" pageId="24" pageNumber="25">
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<heading id="814B819E562A551F09EEFC968B3FFCBF" bold="true" box="[151,373,798,824]" fontSize="11" level="1" pageId="24" pageNumber="25" reason="1">
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<emphasis id="E8C8EAE0562A551F09EEFC968B3FFCBF" bold="true" box="[151,373,798,824]" pageId="24" pageNumber="25">
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<taxonomicName id="1DBC4D71562A551F09EEFC968B56FCBF" ID-CoL="10af90ff-419c-4dfc-b67b-f5aa266b5f65" authority="Grischenko & Gordon & Melnik, 2018" authorityName="Grischenko & Gordon & Melnik" authorityYear="2018" box="[151,284,798,824]" class="Stenolaemata" family="Oncousoeciidae" genus="Abyssoecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus" status="gen. nov.">
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<emphasis id="E8C8EAE0562A551F09EEFC968B56FCBF" bold="true" box="[151,284,798,824]" italics="true" pageId="24" pageNumber="25">Abyssoecia</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="F3FB579B562A551F085DFC968B3FFCBF" box="[292,373,798,824]" pageId="24" pageNumber="25" rank="genus">n. gen.</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="92A66579562A551F09EEFCED8860FCFC" box="[151,554,869,891]" pageId="24" pageNumber="25" type="materials_examined">
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<paragraph id="DA0336F2562A551F09EEFCED8860FCFC" blockId="24.[151,554,869,891]" box="[151,554,869,891]" pageId="24" pageNumber="25">
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<emphasis id="E8C8EAE0562A551F09EEFCED8B68FCFC" bold="true" box="[151,290,869,891]" pageId="24" pageNumber="25">Type species.</emphasis>
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<taxonomicName id="1DBC4D71562A551F0850FCED8BA1FCFC" authority="Grischenko & Gordon & Melnik, 2018" authorityName="Grischenko & Gordon & Melnik" authorityYear="2018" box="[297,491,869,891]" class="Stenolaemata" family="Oncousoeciidae" genus="Abyssoecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="species" species="elevata" status="sp. nov.">
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<emphasis id="E8C8EAE0562A551F0850FCED8BA1FCFC" box="[297,491,869,891]" italics="true" pageId="24" pageNumber="25">Abyssoecia elevata</emphasis>
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</taxonomicName>
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<emphasis id="E8C8EAE0562A551F0888FCED8860FCFC" bold="true" box="[497,554,869,891]" pageId="24" pageNumber="25">
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<taxonomicNameLabel id="F3FB579B562A551F0888FCED8860FCFC" box="[497,554,869,891]" pageId="24" pageNumber="25" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</paragraph>
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</subSubSection>
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<subSubSection id="92A66579562A551F09EEFC2F8B48FC62" pageId="24" pageNumber="25" type="etymology">
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<paragraph id="DA0336F2562A551F09EEFC2F8B48FC62" blockId="24.[151,1436,935,1717]" pageId="24" pageNumber="25">
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<emphasis id="E8C8EAE0562A551F09EEFC2F8B54FC47" bold="true" box="[151,286,935,960]" pageId="24" pageNumber="25">Etymology.</emphasis>
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Latin,
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<emphasis id="E8C8EAE0562A551F0805FC2F8B99FC47" box="[380,467,935,960]" italics="true" pageId="24" pageNumber="25">abyssus</emphasis>
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, deep sea, plus -
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<emphasis id="E8C8EAE0562A551F0BD3FC2188ACFC47" box="[682,742,937,960]" italics="true" pageId="24" pageNumber="25">oecia</emphasis>
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, a common suffix for tubuliporine
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<taxonomicName id="1DBC4D71562A551F0DE2FC2F8F73FC47" authorityName="Busk" authorityYear="1852" box="[1179,1337,935,960]" class="Stenolaemata" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomata" pageId="24" pageNumber="25" phylum="Bryozoa" rank="order">Cyclostomata</taxonomicName>
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. Gender feminine.
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</paragraph>
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</subSubSection>
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<subSubSection id="92A66579562A551F09BEFC678BE2FBF2" pageId="24" pageNumber="25" type="diagnosis">
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<paragraph id="DA0336F2562A551F09BEFC678BE2FBF2" blockId="24.[151,1436,935,1717]" pageId="24" pageNumber="25">
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<emphasis id="E8C8EAE0562A551F09BEFC678B0BFB8F" bold="true" box="[199,321,1007,1032]" pageId="24" pageNumber="25">Diagnosis.</emphasis>
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Colony erect to suberect, flabellate to subcalyciform, supported by founding zooids and additional pillars derived from autozooids. No basal kenozooids. Peristomes produced from frontal surface. Gonozooid simple, reniform, not pierced by zooidal peristomes, ooeciostome narrow. Ancestrular zooid suberect with squat imperforate protoecium.
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</paragraph>
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</subSubSection>
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<subSubSection id="92A66579562A551F09BEFBF78FDEF933" pageId="24" pageNumber="25" type="discussion">
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<paragraph id="DA0336F2562A551F09BEFBF7897CFA3F" blockId="24.[151,1436,935,1717]" pageId="24" pageNumber="25">
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<emphasis id="E8C8EAE0562A551F09BEFBF78B71FB1F" bold="true" box="[199,315,1151,1176]" pageId="24" pageNumber="25">Remarks.</emphasis>
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The simple form of the gonozooid suggests inclusion in the
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<taxonomicName id="1DBC4D71562A551F0A9EFBF78ED7FB1F" authorityName="Grischenko & Gordon & Melnik" authorityYear="2018" box="[999,1181,1151,1176]" class="Stenolaemata" family="Oncousoeciidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="family">Oncousoeciidae</taxonomicName>
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, used to accommodate tubuliporine cyclostomes having simple gonozooids with terminal cylindrical ooeciostomes (
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<bibRefCitation id="BE2D4B03562A551F0D99FB2C8A9EFB67" pageId="24" pageNumber="25" refId="ref37150" refString="Taylor, P. D. & Zaton, M. (2008) Taxonomy of the bryozoan genera Oncousoecia, Microeciella and Eurystrotos (Cyclostomata: Oncousoeciidae). Journal of Natural History, 42, 2557 - 2574. https: // doi. org / 10.1080 / 00222930802277640" type="journal article">Taylor & Zatoń 2008</bibRefCitation>
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). Compared to
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<taxonomicName id="1DBC4D71562A551F0806FB4F8BB7FB67" authority="Grischenko & Gordon & Melnik, 2018" authorityName="Grischenko & Gordon & Melnik" authorityYear="2018" box="[383,509,1223,1248]" class="Stenolaemata" family="Oncousoeciidae" genus="Abyssoecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus" status="gen. nov.">
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<emphasis id="E8C8EAE0562A551F0806FB4F8BB7FB67" box="[383,509,1223,1248]" italics="true" pageId="24" pageNumber="25">Abyssoecia</emphasis>
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</taxonomicName>
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<emphasis id="E8C8EAE0562A551F0B7DFB4F8818FB67" bold="true" box="[516,594,1223,1248]" pageId="24" pageNumber="25">
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<taxonomicNameLabel id="F3FB579B562A551F0B7DFB4F8818FB67" box="[516,594,1223,1248]" pageId="24" pageNumber="25" rank="genus">n. gen.</taxonomicNameLabel>
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</emphasis>
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, species of
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<taxonomicName id="1DBC4D71562A551F0BAEFB4089B8FB67" authority="Canu, 1918" authorityName="Canu" authorityYear="1918" box="[727,1010,1224,1248]" class="Stenolaemata" family="Diastoporidae" genus="Oncousoecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus">
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<emphasis id="E8C8EAE0562A551F0BAEFB408923FB58" box="[727,873,1224,1247]" italics="true" pageId="24" pageNumber="25">Oncousoecia</emphasis>
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Canu, 1918
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</taxonomicName>
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have wholly encrusting colonies with pluriserial branches, and both differ from
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<taxonomicName id="1DBC4D71562A551F0B09FB648E66FA83" authority="Taylor & Sequeiros, 1982" authorityName="Taylor & Sequeiros" authorityYear="1982" box="[624,1068,1260,1285]" class="Stenolaemata" family="Oncousoeciidae" genus="Microeciella" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus">
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<emphasis id="E8C8EAE0562A551F0B09FB6488B4FA82" box="[624,766,1260,1285]" italics="true" pageId="24" pageNumber="25">Microeciella</emphasis>
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<bibRefCitation id="BE2D4B03562A551F0A7FFB648E66FA83" box="[774,1068,1260,1285]" pageId="24" pageNumber="25" refId="ref37008" refString="Taylor, P. D. & Sequeiros, L. (1982) Toarcian bryozoans from Belchite in north-east Spain. Bulletin of the British Museum (Natural History), Geology, 37, 117 - 129." type="journal article">Taylor & Sequeiros, 1982</bibRefCitation>
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</taxonomicName>
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, in which species are multiserial and flabellate to circular. The ancestrula is wholly adnate in species of
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<taxonomicName id="1DBC4D71562A551F0AA0FA988E21FAA0" authorityName="Canu" authorityYear="1918" box="[985,1131,1296,1319]" class="Stenolaemata" family="Diastoporidae" genus="Oncousoecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus">
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<emphasis id="E8C8EAE0562A551F0AA0FA988E21FAA0" box="[985,1131,1296,1319]" italics="true" pageId="24" pageNumber="25">Oncousoecia</emphasis>
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</taxonomicName>
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and
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<taxonomicName id="1DBC4D71562A551F0DD1FA878F7CFAAF" authorityName="Taylor & Sequeiros" authorityYear="1982" box="[1192,1334,1295,1320]" class="Stenolaemata" family="Oncousoeciidae" genus="Microeciella" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus">
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<emphasis id="E8C8EAE0562A551F0DD1FA878F7CFAAF" box="[1192,1334,1295,1320]" italics="true" pageId="24" pageNumber="25">Microeciella</emphasis>
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</taxonomicName>
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. Among other putative oncousoeciids,
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<taxonomicName id="1DBC4D71562A551F0887FABC8908FACA" authority="d'Orbigny, 1853" authorityName="d'Orbigny" authorityYear="1853" box="[510,834,1332,1357]" class="Stenolaemata" family="Oncousoeciidae" genus="Filisparsa" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus">
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<emphasis id="E8C8EAE0562A551F0887FABC883BFACA" box="[510,625,1332,1357]" italics="true" pageId="24" pageNumber="25">Filisparsa</emphasis>
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d’Orbigny, 1853
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</taxonomicName>
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differs in having erect, dichotomously branching flattened stems and
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<taxonomicName id="1DBC4D71562A551F08F8FAD1889EFAF7" authority="d'Orbigny, 1853" authorityName="d'Orbigny" authorityYear="1853" box="[385,724,1367,1392]" class="Stenolaemata" family="Diastoporidae" genus="Discosparsa" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus">
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<emphasis id="E8C8EAE0562A551F08F8FAD18847FAF7" box="[385,525,1369,1392]" italics="true" pageId="24" pageNumber="25">Discosparsa</emphasis>
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d’Orbigny, 1853
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</taxonomicName>
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differs in having umbrelliform, radially symmetrical circular colonies supported by a central stalk, elongate gonozooid (pierced by autozooidal peristomes in at least one species), and elevated subcolonies from the primary colony.
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</paragraph>
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<paragraph id="DA0336F2562A551F09BEFA4C8FDEF933" blockId="24.[151,1436,935,1717]" pageId="24" pageNumber="25">
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Among living species, the semi-erect ancestrula is exceptional for the family; no information is available concerning the ancestrula in erect Mesozoic taxa that may be related to
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<taxonomicName id="1DBC4D71562A551F0AA3FA6F8EDBF987" authorityName="Grischenko & Gordon & Melnik" authorityYear="2018" box="[986,1169,1511,1536]" class="Stenolaemata" family="Oncousoeciidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="family">Oncousoeciidae</taxonomicName>
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. Interestingly, although colony form is very different in the species of
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<taxonomicName id="1DBC4D71562A551F0BAFF9848920F9A2" authority="Grischenko & Gordon & Melnik, 2018" authorityName="Grischenko & Gordon & Melnik" authorityYear="2018" box="[726,874,1548,1573]" class="Stenolaemata" genus="Pandanipora" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomata" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus" status="gen. nov.">
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<emphasis id="E8C8EAE0562A551F0BAFF9848920F9A2" box="[726,874,1548,1573]" italics="true" pageId="24" pageNumber="25">Pandanipora</emphasis>
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</taxonomicName>
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<emphasis id="E8C8EAE0562A551F0A0EF9848986F9A2" bold="true" box="[887,972,1548,1573]" pageId="24" pageNumber="25">
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<taxonomicNameLabel id="F3FB579B562A551F0A0EF9848986F9A2" box="[887,972,1548,1573]" pageId="24" pageNumber="25" rank="genus">n. gen.</taxonomicNameLabel>
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</emphasis>
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,
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<taxonomicName id="1DBC4D71562A551F0A99F9858E28F9A3" authority="Grischenko & Gordon & Melnik, 2018" authorityName="Grischenko & Gordon & Melnik" authorityYear="2018" box="[992,1122,1549,1572]" class="Stenolaemata" genus="Orectopora" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomata" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus" status="gen. nov.">
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<emphasis id="E8C8EAE0562A551F0A99F9858E28F9A3" box="[992,1122,1549,1572]" italics="true" pageId="24" pageNumber="25">Orectopora</emphasis>
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</taxonomicName>
|
||
<emphasis id="E8C8EAE0562A551F0D16F9848E8EF9A2" bold="true" box="[1135,1220,1548,1573]" pageId="24" pageNumber="25">
|
||
<taxonomicNameLabel id="F3FB579B562A551F0D16F9848E8EF9A2" box="[1135,1220,1548,1573]" pageId="24" pageNumber="25" rank="genus">n. gen.</taxonomicNameLabel>
|
||
</emphasis>
|
||
,
|
||
<taxonomicName id="1DBC4D71562A551F0DA0F9858F2CF9A3" authority="Grischenko & Gordon & Melnik, 2018" authorityName="Grischenko & Gordon & Melnik" authorityYear="2018" box="[1241,1382,1549,1572]" class="Stenolaemata" family="Plagioeciidae" genus="Discantenna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus" status="gen. nov.">
|
||
<emphasis id="E8C8EAE0562A551F0DA0F9858F2CF9A3" box="[1241,1382,1549,1572]" italics="true" pageId="24" pageNumber="25">Discantenna</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="1DBC4D71562A551F09EEF9A78B5FF9CF" authority="Grischenko & Gordon & Melnik, 2018" authorityName="Grischenko & Gordon & Melnik" authorityYear="2018" box="[151,277,1583,1608]" class="Stenolaemata" family="Oncousoeciidae" genus="Abyssoecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus" status="gen. nov.">
|
||
<emphasis id="E8C8EAE0562A551F09EEF9A78B5FF9CF" box="[151,277,1583,1608]" italics="true" pageId="24" pageNumber="25">Abyssoecia</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="E8C8EAE0562A551F0867F9A78B25F9CF" bold="true" box="[286,367,1583,1608]" pageId="24" pageNumber="25">
|
||
<taxonomicNameLabel id="F3FB579B562A551F0867F9A78B25F9CF" box="[286,367,1583,1608]" pageId="24" pageNumber="25" rank="genus">n. gen.</taxonomicNameLabel>
|
||
</emphasis>
|
||
described herein, the semi-erect to erect ancestrula is very similar, perhaps suggesting either environmental or phylogenetic correlation or both. Erect or semi-erect ancestrulae prior to this study were considered to characterise Articulata and Cancellata, although in one Jurassic species of
|
||
<taxonomicName id="1DBC4D71562A551F0DA5F9FF8F20F917" authorityName="Taylor & Sequeiros" authorityYear="1982" box="[1244,1386,1655,1680]" class="Stenolaemata" family="Oncousoeciidae" genus="Microeciella" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyclostomatida" pageId="24" pageNumber="25" phylum="Bryozoa" rank="genus">
|
||
<emphasis id="E8C8EAE0562A551F0DA5F9FF8F20F917" box="[1244,1386,1655,1680]" italics="true" pageId="24" pageNumber="25">Microeciella</emphasis>
|
||
</taxonomicName>
|
||
the ancestrular tube is initially semi-erect before descending back down to the substratum (
|
||
<bibRefCitation id="BE2D4B03562A551F0D1EF9148FCDF933" box="[1127,1415,1692,1717]" pageId="24" pageNumber="25" refId="ref37008" refString="Taylor, P. D. & Sequeiros, L. (1982) Toarcian bryozoans from Belchite in north-east Spain. Bulletin of the British Museum (Natural History), Geology, 37, 117 - 129." type="journal article">Taylor & Sequeiros 1982</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |