282 lines
32 KiB
XML
282 lines
32 KiB
XML
<document id="32A246100937C16F2BE6ED2C32F0754B" ID-CLB-Dataset="273376" ID-DOI="10.11646/zootaxa.5357.1.2" ID-GBIF-Dataset="06123b4c-20fb-49c4-97de-05caf5cc4cdf" ID-ISSN="1175-5326" ID-Zenodo-Dep="10012504" ID-ZooBank="B9D8C271-2781-43D7-A9CB-629CCC0EF7FC" IM.bibliography_approvedBy="diego" IM.illustrations_approvedBy="diego" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="diego" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="diego" checkinTime="1697528426255" checkinUser="plazi" docAuthor="Morozov, Grigori, Strelkova, Natalya Anisimova, Zimina, Olga & Sabirov, Rushan" docDate="2023" docId="03D17677FFCA1940B78FFB70F6A12DB1" docLanguage="en" docName="zootaxa.5357.1.2.pdf" docOrigin="Zootaxa 5357 (1)" docSource="http://dx.doi.org/10.11646/zootaxa.5357.1.2" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Suberites lutkenii Morozov, Strelkova, Zimina & Sabirov, 2023, s. str." docType="treatment" docVersion="6" lastPageNumber="55" masterDocId="FFE80E0FFFC91945B718FFF6F7652F7C" masterDocTitle="A preliminary account of the Arctic / Subarctic Suberites (Porifera: Demospongiae) fauna" masterLastPageNumber="70" masterPageNumber="50" pageNumber="53" updateTime="1699697393284" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:title id="03CD9B921A7BD94B42BA0A457F375599">A preliminary account of the Arctic / Subarctic Suberites (Porifera: Demospongiae) fauna</mods:title>
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<mods:namePart id="93C828784A4BE7B8D567AD242BB8BE7E">Morozov, Grigori</mods:namePart>
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<mods:namePart id="3CC5424A2DF6225D8F097AC60A7AFF36">Strelkova, Natalya Anisimova</mods:namePart>
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<mods:affiliation id="03BF194112CC44622E81E4296CA686BD">Russian Federal Institute of Fisheries and Oceanography, Laboratory of Hydrobiology, Murmansk, Russia</mods:affiliation>
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<mods:namePart id="07B1F390EF9D3878D75B297ADBFC4D2C">Zimina, Olga</mods:namePart>
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<mods:affiliation id="B278424AFC47F96860D52732E0C6D7D5">Laboratory of Zoobenthos, Murmansk Marine Biological Institute, Murmansk, Russia</mods:affiliation>
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<mods:namePart id="065357B1119729261CF560C7F8E6F9C3">Sabirov, Rushan</mods:namePart>
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<mods:title id="A878C6F15AE22D42C9DECE6C0A50D502">Zootaxa</mods:title>
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<mods:part id="03D497850A7EAE80D87AB1D229A5D655">
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<mods:date id="CE008C375AAEC6FD98A9514E0C394A71">2023</mods:date>
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<mods:number id="619636CD22249F8110B708C4BAEC12F2">2023-10-17</mods:number>
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<mods:number id="2351D43431A5B9FE164326E5493253F2">5357</mods:number>
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<treatment id="03D17677FFCA1940B78FFB70F6A12DB1" ID-DOI="http://doi.org/10.5281/zenodo.10012506" ID-GBIF-Taxon="214039097" ID-Zenodo-Dep="10012506" LSID="urn:lsid:plazi:treatment:03D17677FFCA1940B78FFB70F6A12DB1" httpUri="http://treatment.plazi.org/id/03D17677FFCA1940B78FFB70F6A12DB1" lastPageId="5" lastPageNumber="55" pageId="3" pageNumber="53">
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<subSubSection id="C36294EAFFCA1946B78FFB70F59B2BDC" box="[151,766,1158,1185]" pageId="3" pageNumber="53" type="nomenclature">
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<paragraph id="8BC7C761FFCA1946B78FFB70F59B2BDC" blockId="3.[151,766,1158,1227]" box="[151,766,1158,1185]" pageId="3" pageNumber="53">
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<heading id="D08F700DFFCA1946B78FFB70F59B2BDC" bold="true" box="[151,766,1158,1185]" fontSize="11" level="1" pageId="3" pageNumber="53" reason="1">
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<emphasis id="B90C1B73FFCA1946B78FFB70F59B2BDC" bold="true" box="[151,766,1158,1185]" pageId="3" pageNumber="53">
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<taxonomicName id="4C78BCE2FFCA1946B78FFB70F6092BDD" authorityName=": Schmidt" authorityYear="1870" box="[151,364,1158,1185]" class="Demospongiae" family="Suberitidae" genus="Suberites" kingdom="Animalia" order="Suberitida" pageId="3" pageNumber="53" phylum="Porifera" rank="species" sensu="stricto" species="lutkenii">
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<emphasis id="B90C1B73FFCA1946B78FFB70F6092BDD" bold="true" box="[151,364,1158,1185]" italics="true" pageId="3" pageNumber="53">Suberites lutkenii</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A23FA608FFCA1946B66BFB71F6D12BDD" box="[371,436,1159,1185]" pageId="3" pageNumber="53" sensu="stricto">s. str.</taxonomicNameLabel>
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from the High Arctic Seas
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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="C36294EAFFCA1946B78FFB5DF6702BB9" box="[151,277,1195,1227]" pageId="3" pageNumber="53" type="description">
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<paragraph id="8BC7C761FFCA1946B78FFB5DF6702BB9" blockId="3.[151,766,1158,1227]" box="[151,277,1195,1227]" pageId="3" pageNumber="53">
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(
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<figureCitation id="1343DBE4FFCA1946B787FB5DF6692BB7" box="[159,268,1195,1227]" captionStart="FIGURE 1" captionStartId="4.[152,255,1909,1933]" captionTargetBox="[179,1408,181,1884]" captionTargetId="figure-17@4.[179,1408,181,1884]" captionTargetPageId="4" captionText="FIGURE 1. S. lutkenii from the high Arctic, (a–f) scanning electron microscope (SEM) images of spicules; (g) cross section; (h–i1) habitus, scale 0.5 cm: (a) large subtylostyle and (a1) its basal end; (b) small tylostyle and (b1) its basal end; (c–d) microstrongyles; (e) microxea; (f) microstyle; (ch) choanosomal reticulation; (sb) radial bundles in the ectosome; (sm) surface microrhabds." figureDoi="http://doi.org/10.5281/zenodo.10012511" httpUri="https://zenodo.org/record/10012511/files/figure.png" pageId="3" pageNumber="53">
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Fig. 1a–i
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</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C36294EAFFCA1946B78FFB04F3D82A29" pageId="3" pageNumber="53" type="materials_examined">
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<paragraph id="8BC7C761FFCA1946B78FFB04F3D82A29" blockId="3.[151,1437,1266,1905]" pageId="3" pageNumber="53">
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<emphasis id="B90C1B73FFCA1946B78FFB04F6142A71" bold="true" box="[151,369,1266,1293]" italics="true" pageId="3" pageNumber="53">Material analyzed.</emphasis>
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<materialsCitation id="3B10CD3CFFCA1946B663FB05F63D2A4D" ID-GBIF-Occurrence="4427147316" collectionCode="MMBI" elevation="35" latitude="75.1983" longLatPrecision="5" longitude="128.4633" pageId="3" pageNumber="53" specimenCount="4">
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Kara Sea,
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<collectionCode id="ED695FA4FFCA1946B6EDFB05F5262A71" box="[501,579,1267,1293]" pageId="3" pageNumber="53">MMBI</collectionCode>
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trawl survey 2016, st. C6-P35 (
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<geoCoordinate id="EE4CA1A6FFCA1946B4A1FB05F3752A71" box="[953,1040,1267,1293]" degrees="73.08" direction="north" orientation="latitude" pageId="3" pageNumber="53" precision="555" value="73.08">73.08N</geoCoordinate>
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,
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<geoCoordinate id="EE4CA1A6FFCA1946B307FB05F3002A71" box="[1055,1125,1267,1293]" degrees="67.6" direction="east" orientation="longitude" pageId="3" pageNumber="53" precision="5555" value="67.6">67.6E</geoCoordinate>
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), depth
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<quantity id="4C806A84FFCA1946B3DBFB04F39A2A71" box="[1219,1279,1266,1293]" metricMagnitude="1" metricUnit="m" metricValue="3.5" pageId="3" pageNumber="53" unit="m" value="35.0">
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<elevation id="00552052FFCA1946B3DBFB04F39A2A71" box="[1219,1279,1266,1293]" metricMagnitude="1" metricUnit="m" metricValue="3.5" pageId="3" pageNumber="53" unit="m" value="35.0">35 m</elevation>
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</quantity>
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(
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<specimenCount id="9D7E0CE8FFCA1946B20CFB05F2FD2A71" box="[1300,1432,1267,1293]" pageId="3" pageNumber="53" type="generic">1 specimen</specimenCount>
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; KFU-LH-2/003).
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</materialsCitation>
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<materialsCitation id="3B10CD3CFFCA1946B646FAE1F63D2A29" ID-GBIF-Occurrence="4427147307" collectionCode="MMBI" elevation="35" latitude="75.1983" longLatPrecision="5" longitude="128.4633" pageId="3" pageNumber="53" specimenCount="4">
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||
Laptev Sea,
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||
<collectionCode id="ED695FA4FFCA1946B6F0FAE1F5532A4D" box="[488,566,1303,1329]" pageId="3" pageNumber="53">MMBI</collectionCode>
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trawl survey 2014, st. O-12 (
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<geoCoordinate id="EE4CA1A6FFCA1946B462FAE0F48B2A4D" box="[890,1006,1302,1329]" degrees="75.3383" direction="north" orientation="latitude" pageId="3" pageNumber="53" precision="5" value="75.3383">75.3383N</geoCoordinate>
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,
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<geoCoordinate id="EE4CA1A6FFCA1946B4E1FAE1F3122A4D" box="[1017,1143,1303,1329]" degrees="122.7867" direction="east" orientation="longitude" pageId="3" pageNumber="53" precision="5" value="122.7867">122.7867E</geoCoordinate>
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), depth
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<quantity id="4C806A84FFCA1946B3D6FAE0F2622A4D" box="[1230,1287,1302,1329]" metricMagnitude="1" metricUnit="m" metricValue="4.5" pageId="3" pageNumber="53" unit="m" value="45.0">
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<elevation id="00552052FFCA1946B3D6FAE0F2622A4D" box="[1230,1287,1302,1329]" metricMagnitude="1" metricUnit="m" metricValue="4.5" pageId="3" pageNumber="53" unit="m" value="45.0">45 m</elevation>
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</quantity>
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(
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<specimenCount id="9D7E0CE8FFCA1946B200FAE1F2FD2A4D" box="[1304,1432,1303,1329]" pageId="3" pageNumber="53" type="generic">1 specimen</specimenCount>
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; KFU-LH-2/004);
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</materialsCitation>
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<materialsCitation id="3B10CD3CFFCA1946B647FACDF3DC2A29" ID-GBIF-Occurrence="4427147324" box="[351,1209,1338,1365]" collectionCode="MMBI" elevation="35" latitude="75.1983" longLatPrecision="5" longitude="128.4633" pageId="3" pageNumber="53" specimenCount="4">
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st. L-19 (
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<geoCoordinate id="EE4CA1A6FFCA1946B6DDFACCF55C2A29" box="[453,569,1338,1365]" degrees="75.1983" direction="north" orientation="latitude" pageId="3" pageNumber="53" precision="5" value="75.1983">75.1983N</geoCoordinate>
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,
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<geoCoordinate id="EE4CA1A6FFCA1946B55CFACDF5A72A29" box="[580,706,1339,1365]" degrees="128.4633" direction="east" orientation="longitude" pageId="3" pageNumber="53" precision="5" value="128.4633">128.4633E</geoCoordinate>
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), depth
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<quantity id="4C806A84FFCA1946B402FACCF4362A29" box="[794,851,1338,1365]" metricMagnitude="1" metricUnit="m" metricValue="4.5" pageId="3" pageNumber="53" unit="m" value="45.0">
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<elevation id="00552052FFCA1946B402FACCF4362A29" box="[794,851,1338,1365]" metricMagnitude="1" metricUnit="m" metricValue="4.5" pageId="3" pageNumber="53" unit="m" value="45.0">45 m</elevation>
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</quantity>
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(
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<specimenCount id="9D7E0CE8FFCA1946B47BFACDF4952A29" box="[867,1008,1339,1365]" pageId="3" pageNumber="53" type="generic">2 specimens</specimenCount>
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; KFU-LH-2/005)
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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="C36294EAFFCA1946B7DFFAA9F4F7280D" pageId="3" pageNumber="53" type="description">
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<paragraph id="8BC7C761FFCA1946B7DFFAA9F31C2A99" blockId="3.[151,1437,1266,1905]" pageId="3" pageNumber="53">
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<emphasis id="B90C1B73FFCA1946B7DFFAA9F6312A05" bold="true" box="[199,340,1375,1401]" pageId="3" pageNumber="53">
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<emphasis id="B90C1B73FFCA1946B7DFFAA9F6282A05" bold="true" box="[199,333,1375,1401]" italics="true" pageId="3" pageNumber="53">Description</emphasis>
|
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.
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||
</emphasis>
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||
Sponge subspherical, fig-shaped, slightly flattened (
|
||
<figureCitation id="1343DBE4FFCA1946B4A1FAA9F3492A03" box="[953,1068,1375,1407]" captionStart="FIGURE 1" captionStartId="4.[152,255,1909,1933]" captionTargetBox="[179,1408,181,1884]" captionTargetId="figure-17@4.[179,1408,181,1884]" captionTargetPageId="4" captionText="FIGURE 1. S. lutkenii from the high Arctic, (a–f) scanning electron microscope (SEM) images of spicules; (g) cross section; (h–i1) habitus, scale 0.5 cm: (a) large subtylostyle and (a1) its basal end; (b) small tylostyle and (b1) its basal end; (c–d) microstrongyles; (e) microxea; (f) microstyle; (ch) choanosomal reticulation; (sb) radial bundles in the ectosome; (sm) surface microrhabds." figureDoi="http://doi.org/10.5281/zenodo.10012511" httpUri="https://zenodo.org/record/10012511/files/figure.png" pageId="3" pageNumber="53">
|
||
Fig. 1h–i
|
||
<subScript id="17FCC524FFCA1946B33CFA87F3492A03" attach="left" box="[1060,1068,1393,1407]" fontSize="6" pageId="3" pageNumber="53">1</subScript>
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</figureCitation>
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||
). Surface wrinkled, corrugated, velvety. Broad main body gradually narrows towards the short, weak pedicle, which closely embraces a substrate, usually the dead shell of a mollusc, polychaete tube or a stone. A single slit-like or roundish osculum on the sponge’s apex is surrounded by the short spicular collar. Colour (in alcohol) ash grey or pale pink.
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||
</paragraph>
|
||
<paragraph id="8BC7C761FFCA1946B7DFFA18F20B2879" blockId="3.[151,1437,1266,1905]" pageId="3" pageNumber="53">
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<emphasis id="B90C1B73FFCA1946B7DFFA18F64A2975" bold="true" box="[199,303,1518,1545]" pageId="3" pageNumber="53">
|
||
<emphasis id="B90C1B73FFCA1946B7DFFA18F6422975" bold="true" box="[199,295,1518,1545]" italics="true" pageId="3" pageNumber="53">Spicules</emphasis>
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||
.
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||
</emphasis>
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||
Megascleres (choanosomal
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<emphasis id="B90C1B73FFCA1946B56FFA19F5F02974" box="[631,661,1519,1544]" italics="true" pageId="3" pageNumber="53">vs.</emphasis>
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||
ectosomal) are clearly distinguishable into two distinct categories,
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||
<emphasis id="B90C1B73FFCA1946B78FF9E5F7D32950" box="[151,182,1555,1580]" italics="true" pageId="3" pageNumber="53">viz</emphasis>
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||
. choanosomal subtylostyles and ectosomal tylostyles (
|
||
<figureCitation id="1343DBE4FFCA1946B439F9E5F4F0294F" box="[801,917,1555,1587]" captionStart="FIGURE 1" captionStartId="4.[152,255,1909,1933]" captionTargetBox="[179,1408,181,1884]" captionTargetId="figure-17@4.[179,1408,181,1884]" captionTargetPageId="4" captionText="FIGURE 1. S. lutkenii from the high Arctic, (a–f) scanning electron microscope (SEM) images of spicules; (g) cross section; (h–i1) habitus, scale 0.5 cm: (a) large subtylostyle and (a1) its basal end; (b) small tylostyle and (b1) its basal end; (c–d) microstrongyles; (e) microxea; (f) microstyle; (ch) choanosomal reticulation; (sb) radial bundles in the ectosome; (sm) surface microrhabds." figureDoi="http://doi.org/10.5281/zenodo.10012511" httpUri="https://zenodo.org/record/10012511/files/figure.png" pageId="3" pageNumber="53">
|
||
Fig. 1a–b
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||
<subScript id="17FCC524FFCA1946B495F9D3F4F0294F" attach="right" box="[909,917,1573,1587]" fontSize="6" pageId="3" pageNumber="53">1</subScript>
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</figureCitation>
|
||
). Large subtylostyles with only barely visible basal swelling, straight or slightly curved, rather short-pointed: 255.9–402±60–536 × 6.5–7.7±0.7–9 (n = 70) µm. Small tylostyles, slightly fusiform, short-pointed (rarely blunt): 173–296±54–421 × 6.5–7.6±0.6–8.5 (n = 50) µm. Microscleres are centrotylote microrhabds ranging in shape from microstrongyles to microstyles and microxeas (
|
||
<figureCitation id="1343DBE4FFCA1946B277F989F7A829C1" captionStart="FIGURE 1" captionStartId="4.[152,255,1909,1933]" captionTargetBox="[179,1408,181,1884]" captionTargetId="figure-17@4.[179,1408,181,1884]" captionTargetPageId="4" captionText="FIGURE 1. S. lutkenii from the high Arctic, (a–f) scanning electron microscope (SEM) images of spicules; (g) cross section; (h–i1) habitus, scale 0.5 cm: (a) large subtylostyle and (a1) its basal end; (b) small tylostyle and (b1) its basal end; (c–d) microstrongyles; (e) microxea; (f) microstyle; (ch) choanosomal reticulation; (sb) radial bundles in the ectosome; (sm) surface microrhabds." figureDoi="http://doi.org/10.5281/zenodo.10012511" httpUri="https://zenodo.org/record/10012511/files/figure.png" pageId="3" pageNumber="53">Fig. 1c–f</figureCitation>
|
||
). Sometimes
|
||
<emphasis id="B90C1B73FFCA1946B67DF955F6E829C1" box="[357,397,1699,1725]" italics="true" pageId="3" pageNumber="53">tyle</emphasis>
|
||
is slightly or completely shifted towards one end of spicule. In some individuals (e.g., from the Kara Sea) both smooth and microspined microscleres may occur. Dimensions: microstrongyles, 10–19±4.2–30.5 (n = 50) µm; microxeas, 30–43.5±7.2–67 (n = 40) µm; microstyles, often rare, 18.2–28±4.7–33.9 (n = 10) µm.
|
||
</paragraph>
|
||
<paragraph id="8BC7C761FFCA1946B7DFF8F8F4F7280D" blockId="3.[151,1437,1266,1905]" pageId="3" pageNumber="53">
|
||
<emphasis id="B90C1B73FFCA1946B7DFF8F8F6542855" bold="true" box="[199,305,1806,1833]" italics="true" pageId="3" pageNumber="53">Skeleton.</emphasis>
|
||
Choanosomal skeleton is a loose mesh of vague spicule tracts and a confused mass of single spicules (
|
||
<figureCitation id="1343DBE4FFCA1946B787F8C5F7B82831" box="[159,221,1843,1869]" captionStart="FIGURE 1" captionStartId="4.[152,255,1909,1933]" captionTargetBox="[179,1408,181,1884]" captionTargetId="figure-17@4.[179,1408,181,1884]" captionTargetPageId="4" captionText="FIGURE 1. S. lutkenii from the high Arctic, (a–f) scanning electron microscope (SEM) images of spicules; (g) cross section; (h–i1) habitus, scale 0.5 cm: (a) large subtylostyle and (a1) its basal end; (b) small tylostyle and (b1) its basal end; (c–d) microstrongyles; (e) microxea; (f) microstyle; (ch) choanosomal reticulation; (sb) radial bundles in the ectosome; (sm) surface microrhabds." figureDoi="http://doi.org/10.5281/zenodo.10012511" httpUri="https://zenodo.org/record/10012511/files/figure.png" pageId="3" pageNumber="53">Fig. 1</figureCitation>
|
||
ch). In the ectosome tylostyles are organized into radial bundles (
|
||
<figureCitation id="1343DBE4FFCA1946B4ADF8C5F4912831" box="[949,1012,1843,1869]" captionStart="FIGURE 1" captionStartId="4.[152,255,1909,1933]" captionTargetBox="[179,1408,181,1884]" captionTargetId="figure-17@4.[179,1408,181,1884]" captionTargetPageId="4" captionText="FIGURE 1. S. lutkenii from the high Arctic, (a–f) scanning electron microscope (SEM) images of spicules; (g) cross section; (h–i1) habitus, scale 0.5 cm: (a) large subtylostyle and (a1) its basal end; (b) small tylostyle and (b1) its basal end; (c–d) microstrongyles; (e) microxea; (f) microstyle; (ch) choanosomal reticulation; (sb) radial bundles in the ectosome; (sm) surface microrhabds." figureDoi="http://doi.org/10.5281/zenodo.10012511" httpUri="https://zenodo.org/record/10012511/files/figure.png" pageId="3" pageNumber="53">Fig. 1</figureCitation>
|
||
sb). Microrhabds are especially found near the surface, among the ends of ectosomal tylostyles (
|
||
<figureCitation id="1343DBE4FFCA1946B407F8A1F438280D" box="[799,861,1879,1905]" captionStart="FIGURE 1" captionStartId="4.[152,255,1909,1933]" captionTargetBox="[179,1408,181,1884]" captionTargetId="figure-17@4.[179,1408,181,1884]" captionTargetPageId="4" captionText="FIGURE 1. S. lutkenii from the high Arctic, (a–f) scanning electron microscope (SEM) images of spicules; (g) cross section; (h–i1) habitus, scale 0.5 cm: (a) large subtylostyle and (a1) its basal end; (b) small tylostyle and (b1) its basal end; (c–d) microstrongyles; (e) microxea; (f) microstyle; (ch) choanosomal reticulation; (sb) radial bundles in the ectosome; (sm) surface microrhabds." figureDoi="http://doi.org/10.5281/zenodo.10012511" httpUri="https://zenodo.org/record/10012511/files/figure.png" pageId="3" pageNumber="53">Fig. 1</figureCitation>
|
||
sm).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="DF0797E9FFCD1941B780F883F6782885" ID-DOI="http://doi.org/10.5281/zenodo.10012511" ID-Zenodo-Dep="10012511" httpUri="https://zenodo.org/record/10012511/files/figure.png" pageId="4" pageNumber="54" startId="4.[152,255,1909,1933]" targetBox="[179,1408,181,1884]" targetPageId="4" targetType="figure">
|
||
<paragraph id="8BC7C761FFCD1941B780F883F2F928F1" blockId="4.[151,1436,1909,2041]" box="[152,1436,1909,1933]" pageId="4" pageNumber="54">
|
||
<emphasis id="B90C1B73FFCD1941B780F883F67C28F1" bold="true" box="[152,281,1909,1933]" pageId="4" pageNumber="54">FIGURE 1.</emphasis>
|
||
<taxonomicName id="4C78BCE2FFCD1941B638F883F6E328F1" authorityName=": Schmidt" authorityYear="1870" box="[288,390,1909,1933]" class="Demospongiae" family="Suberitidae" genus="Suberites" kingdom="Animalia" order="Suberitida" pageId="4" pageNumber="54" phylum="Porifera" rank="species" species="lutkenii">
|
||
<emphasis id="B90C1B73FFCD1941B638F883F64828F0" box="[288,301,1909,1932]" italics="true" pageId="4" pageNumber="54">S</emphasis>
|
||
.
|
||
<emphasis id="B90C1B73FFCD1941B622F883F6E328F1" box="[314,390,1909,1933]" italics="true" pageId="4" pageNumber="54">lutkenii</emphasis>
|
||
</taxonomicName>
|
||
from the high Arctic, (a–f) scanning electron microscope (SEM) images of spicules; (g) cross section;
|
||
</paragraph>
|
||
<paragraph id="8BC7C761FFCD1941B78FF86FF6782885" blockId="4.[151,1436,1909,2041]" pageId="4" pageNumber="54">
|
||
(h–i
|
||
<subScript id="17FCC524FFCD1941B7D8F85FF7A228CB" attach="left" box="[192,199,1961,1975]" fontSize="6" pageId="4" pageNumber="54">1</subScript>
|
||
) habitus, scale 0.5 cm: (a) large subtylostyle and (a
|
||
<subScript id="17FCC524FFCD1941B5EEF85FF59828CB" attach="left" box="[758,765,1961,1975]" fontSize="6" pageId="4" pageNumber="54">1</subScript>
|
||
) its basal end; (b) small tylostyle and (b
|
||
<subScript id="17FCC524FFCD1941B3AEF85FF3D828CB" attach="left" box="[1206,1213,1961,1975]" fontSize="6" pageId="4" pageNumber="54">1</subScript>
|
||
) its basal end; (c–d) microstrongyles; (e) microxea; (f) microstyle; (ch) choanosomal reticulation; (sb) radial bundles in the ectosome; (sm) surface microrhabds.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="C36294EAFFCC1940B7DFFF60F6A12DB1" pageId="5" pageNumber="55" type="discussion">
|
||
<paragraph id="8BC7C761FFCC1940B7DFFF60F4F02E3D" blockId="5.[151,1437,150,717]" pageId="5" pageNumber="55">
|
||
<emphasis id="B90C1B73FFCC1940B7DFFF60F5642FCD" box="[199,513,150,177]" italics="true" pageId="5" pageNumber="55">
|
||
<emphasis id="B90C1B73FFCC1940B7DFFF60F6502FCD" bold="true" box="[199,309,150,177]" italics="true" pageId="5" pageNumber="55">Remarks.</emphasis>
|
||
<taxonomicName id="4C78BCE2FFCC1940B625FF61F5642FCD" authorityName=": Schmidt" authorityYear="1870" box="[317,513,151,177]" class="Demospongiae" family="Suberitidae" genus="Suberites" kingdom="Animalia" order="Suberitida" pageId="5" pageNumber="55" phylum="Porifera" rank="species" sensu="stricto" species="lutkenii">Suberites lutkenii</taxonomicName>
|
||
</emphasis>
|
||
<taxonomicNameLabel id="A23FA608FFCC1940B511FF61F5212FCD" box="[521,580,151,177]" pageId="5" pageNumber="55" sensu="stricto">s. str.</taxonomicNameLabel>
|
||
is quite common on the shelves of the High Arctic Seas. We have analyzed several specimens from the Kara and Laptev Seas. The description of this sponge from the Hudson Bay given by Lambe (1900) agrees well with our diagnosis. Other multiple species records known from the Arctic/Subarctic region (see
|
||
<taxonomicName id="4C78BCE2FFCC1940B605FEF5F6EA2E61" authorityName=": Schmidt" authorityYear="1870" box="[285,399,259,285]" class="Demospongiae" family="Suberitidae" genus="Suberites" kingdom="Animalia" order="Suberitida" pageId="5" pageNumber="55" phylum="Porifera" rank="species" sensu="lato" species="lutkenii">
|
||
<emphasis id="B90C1B73FFCC1940B605FEF5F64E2E61" box="[285,299,259,285]" italics="true" pageId="5" pageNumber="55">S</emphasis>
|
||
.
|
||
<emphasis id="B90C1B73FFCC1940B623FEF5F6EA2E61" box="[315,399,259,285]" italics="true" pageId="5" pageNumber="55">lutkenii</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23FA608FFCC1940B68FFEF5F6B02E61" box="[407,469,259,285]" pageId="5" pageNumber="55" sensu="lato">s. lat.</taxonomicNameLabel>
|
||
section and references therein) are too ambiguous to be assigned to
|
||
<taxonomicName id="4C78BCE2FFCC1940B3FEFEF5F23D2E61" authorityName=": Schmidt" authorityYear="1870" box="[1254,1368,259,285]" class="Demospongiae" family="Suberitidae" genus="Suberites" kingdom="Animalia" order="Suberitida" pageId="5" pageNumber="55" phylum="Porifera" rank="species" sensu="stricto" species="lutkenii">
|
||
<emphasis id="B90C1B73FFCC1940B3FEFEF5F3912E61" box="[1254,1268,259,285]" italics="true" pageId="5" pageNumber="55">S</emphasis>
|
||
.
|
||
<emphasis id="B90C1B73FFCC1940B21CFEF5F23D2E61" box="[1284,1368,259,285]" italics="true" pageId="5" pageNumber="55">lutkenii</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23FA608FFCC1940B278FEF5F2F82E61" box="[1376,1437,259,285]" pageId="5" pageNumber="55" sensu="stricto">s. str.</taxonomicNameLabel>
|
||
without a hesitation. Re-examination of these specimens is required.
|
||
</paragraph>
|
||
<paragraph id="8BC7C761FFCC1940B7DFFEBDF6442ED1" blockId="5.[151,1437,150,717]" pageId="5" pageNumber="55">
|
||
There are some morphological characters that would help in species identification:
|
||
<taxonomicName id="4C78BCE2FFCC1940B361FEBDF2582E19" authorityName=": Schmidt" authorityYear="1870" box="[1145,1341,331,357]" class="Demospongiae" family="Suberitidae" genus="Suberites" kingdom="Animalia" order="Suberitida" pageId="5" pageNumber="55" phylum="Porifera" rank="species" sensu="stricto" species="lutkenii">
|
||
<emphasis id="B90C1B73FFCC1940B361FEBDF2582E19" box="[1145,1341,331,357]" italics="true" pageId="5" pageNumber="55">Suberites lutkenii</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23FA608FFCC1940B25EFEBDF2E72E19" box="[1350,1410,331,357]" pageId="5" pageNumber="55" sensu="stricto">s. str.</taxonomicNameLabel>
|
||
is a pear-shaped sponge with weak pedicle and slightly wrinkled surface; a single apical osculum is surrounded by a short fringe.
|
||
</paragraph>
|
||
<paragraph id="8BC7C761FFCC1940B7DFFE41F3592D1D" blockId="5.[151,1437,150,717]" pageId="5" pageNumber="55">
|
||
<taxonomicName id="4C78BCE2FFCC1940B7DFFE41F6E92EAD" authorityName=": Schmidt" authorityYear="1870" box="[199,396,439,465]" class="Demospongiae" family="Suberitidae" genus="Suberites" kingdom="Animalia" order="Suberitida" pageId="5" pageNumber="55" phylum="Porifera" rank="species" sensu="stricto" species="lutkenii">
|
||
<emphasis id="B90C1B73FFCC1940B7DFFE41F6E92EAD" box="[199,396,439,465]" italics="true" pageId="5" pageNumber="55">Suberites lutkenii</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23FA608FFCC1940B68DFE41F6B72EAD" box="[405,466,439,465]" pageId="5" pageNumber="55" sensu="stricto">s. str.</taxonomicNameLabel>
|
||
is apparently closely related to
|
||
<taxonomicName id="4C78BCE2FFCC1940B45AFE41F3302EAD" authority="(Johnston 1842)" baseAuthorityName="Johnston" baseAuthorityYear="1842" box="[834,1109,439,465]" class="Demospongiae" family="Suberitidae" genus="Ficulina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Suberitida" pageId="5" pageNumber="55" phylum="Porifera" rank="species" species="ficus">
|
||
<emphasis id="B90C1B73FFCC1940B45AFE41F4F02EAD" box="[834,917,439,465]" italics="true" pageId="5" pageNumber="55">S. ficus</emphasis>
|
||
(
|
||
<bibRefCitation id="EFE9BA90FFCC1940B4BDFE41F3282EAD" author="Johnston, G." box="[933,1101,439,465]" pageId="5" pageNumber="55" refId="ref11031" refString="Johnston, G. (1842) A History of British Sponges and Lithophytes. Lizars W. H., Edinburgh, 264 pp. https: // doi. org / 10.5962 / bhl. title. 51495" type="book" year="1842">Johnston 1842</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
from which it originated. In overall
|
||
<taxonomicName id="4C78BCE2FFCC1940B7F5FE2DF65A2E89" baseAuthorityName="Johnston" baseAuthorityYear="1842" box="[237,319,475,501]" class="Demospongiae" family="Suberitidae" genus="Ficulina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Suberitida" pageId="5" pageNumber="55" phylum="Porifera" rank="species" sensu="lato" species="ficus">
|
||
<emphasis id="B90C1B73FFCC1940B7F5FE2DF65A2E89" box="[237,319,475,501]" italics="true" pageId="5" pageNumber="55">S. ficus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23FA608FFCC1940B65FFE2DF6E12E89" box="[327,388,475,501]" pageId="5" pageNumber="55" sensu="lato">s. lat.</taxonomicNameLabel>
|
||
(see
|
||
<bibRefCitation id="EFE9BA90FFCC1940B6D8FE2DF5FF2E89" author="Ackers, R. G. & Moss, D. & Picton, B. E." box="[448,666,475,501]" pageId="5" pageNumber="55" refId="ref9958" refString="Ackers, R. G., Moss, D. & Picton, B. E. (1992) Sponges of the British Isles (' Sponges V'). A Colour Guide and Working Document. Marine Conservation Society, Herefordshire, 175 pp." type="book" year="1992">
|
||
Ackers
|
||
<emphasis id="B90C1B73FFCC1940B50FFE2DF5352E89" box="[535,592,475,501]" italics="true" pageId="5" pageNumber="55">et al.</emphasis>
|
||
, 1992
|
||
</bibRefCitation>
|
||
; Samaii
|
||
<emphasis id="B90C1B73FFCC1940B5E5FE2DF4532E89" box="[765,822,475,501]" italics="true" pageId="5" pageNumber="55">et al.</emphasis>
|
||
, 2017) can be defined as follows: it’s a boreal species with no microrhabds other than centrotylote microstrongyles (both smooth and microspined), whose geographic distribution is presumably restricted by the North Sea to the north. A defining feature—
|
||
<emphasis id="B90C1B73FFCC1940B342FDD5F2332D40" box="[1114,1366,547,573]" italics="true" pageId="5" pageNumber="55">centrotylote microxeas</emphasis>
|
||
—sets the northern
|
||
<taxonomicName id="4C78BCE2FFCC1940B63EFDB1F68C2D1D" authorityName=": Schmidt" authorityYear="1870" box="[294,489,583,609]" class="Demospongiae" family="Suberitidae" genus="Suberites" kingdom="Animalia" order="Suberitida" pageId="5" pageNumber="55" phylum="Porifera" rank="species" sensu="stricto" species="lutkenii">
|
||
<emphasis id="B90C1B73FFCC1940B63EFDB1F68C2D1D" box="[294,489,583,609]" italics="true" pageId="5" pageNumber="55">Suberites lutkenii</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23FA608FFCC1940B6E8FDB1F54E2D1D" box="[496,555,583,609]" pageId="5" pageNumber="55" sensu="stricto">s. str.</taxonomicNameLabel>
|
||
apart from
|
||
<taxonomicName id="4C78BCE2FFCC1940B5B6FDB1F59A2D1D" baseAuthorityName="Johnston" baseAuthorityYear="1842" box="[686,767,583,609]" class="Demospongiae" family="Suberitidae" genus="Ficulina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Suberitida" pageId="5" pageNumber="55" phylum="Porifera" rank="species" species="ficus">
|
||
<emphasis id="B90C1B73FFCC1940B5B6FDB1F59A2D1D" box="[686,767,583,609]" italics="true" pageId="5" pageNumber="55">S. ficus</emphasis>
|
||
</taxonomicName>
|
||
and other boreal congeners.
|
||
</paragraph>
|
||
<paragraph id="8BC7C761FFCC1940B7DFFD9DF6A12DB1" blockId="5.[151,1437,150,717]" pageId="5" pageNumber="55">
|
||
Upon the examination of specimens collected in the Barents Sea, several more morphotypes of
|
||
<taxonomicName id="4C78BCE2FFCC1940B231FD9DF2F92DF9" authorityName=": Schmidt" authorityYear="1870" box="[1321,1436,619,645]" class="Demospongiae" family="Suberitidae" genus="Suberites" kingdom="Animalia" order="Suberitida" pageId="5" pageNumber="55" phylum="Porifera" rank="species" species="lutkenii">
|
||
<emphasis id="B90C1B73FFCC1940B231FD9DF2522DF9" box="[1321,1335,619,645]" italics="true" pageId="5" pageNumber="55">S</emphasis>
|
||
.
|
||
<emphasis id="B90C1B73FFCC1940B250FD9DF2F92DF9" box="[1352,1436,619,645]" italics="true" pageId="5" pageNumber="55">lutkenii</emphasis>
|
||
</taxonomicName>
|
||
have been recognized by the present authors. One of these new morphs was registered on several occasions. It’s description is given below.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |