380 lines
47 KiB
XML
380 lines
47 KiB
XML
<document id="7CFEEDCFED94D62A5208878C61D9BFE1" ID-CLB-Dataset="50589" ID-DOI="10.5281/zenodo.173010" ID-GBIF-Dataset="8b5c85a5-43ac-4c56-bff8-2f0e79128cc3" ID-ISSN="11755326" ID-Zenodo-Dep="173010" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459767248991" checkinUser="plazi" docAuthor="Lehnert, Helmut, Stone, Robert & Heimler, Wolfgang" docDate="2006" docId="03AD8C18FF808E13FEC8F8BCD88928C0" docLanguage="en" docName="zt01250p035.pdf" docOrigin="Zootaxa 1250" docStyle="DocumentStyle:FA7E419B012A62B0FC3AC15A186C3DAF.3:Zootaxa.2001-2006.journal_article" docStyleId="FA7E419B012A62B0FC3AC15A186C3DAF" docStyleName="Zootaxa.2001-2006.journal_article" docStyleVersion="3" docTitle="Stelodoryx oxeata Lehnert, Stone & Heimler, 2006, sp. nov." docType="treatment" docVersion="10" lastPageNumber="17" masterDocId="FF94F460FF8C8E03FFC0FFA9DB362C46" masterDocTitle="New species of deepsea demosponges (Porifera) from the Aleutian Islands (Alaska, USA)" masterLastPageNumber="35" masterPageNumber="1" pageNumber="13" updateTime="1698223038003" updateUser="ExternalLinkService">
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<mods:titleInfo id="7ADB0D384691C5D16C49BF0FF12459F7">
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<mods:title id="54F154236BAAED62AD68D30E17F1272B">New species of deepsea demosponges (Porifera) from the Aleutian Islands (Alaska, USA)</mods:title>
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<mods:name id="40E168567DC6CA4BB27AC8F92C8E73EE" type="personal">
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<mods:namePart id="B916B20FE0AE7F28C4BCC3D066F3A470">Lehnert, Helmut</mods:namePart>
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<mods:namePart id="3C211429628D3FB4B3CA348E62DB44EE">Stone, Robert</mods:namePart>
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<mods:roleTerm id="431F96FC73B1A2D179AF974E43757973">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="F8FC2C4D7EDE75A3446B60D9401166EF">Heimler, Wolfgang</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="5EFEFEC6F9278EBCF4884963DC8E6EA6">text</mods:typeOfResource>
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<mods:title id="40479DC3968605CE7ECA34B46007DD82">Zootaxa</mods:title>
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<mods:part id="D7AFB565716617F301ABF0D5C8258383">
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<mods:date id="7FA711E386343E08D6B35110AB4CB67D">2006</mods:date>
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<mods:number id="0D3B9A0B4F25F96851DAA48A2F3B76B6">1250</mods:number>
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<mods:classification id="EF7C4EB6017CBD2400D2E620D048CAE0">journal article</mods:classification>
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<mods:identifier id="62D57D5496532711EC83C4D58BC15643" type="DOI">10.5281/zenodo.173010</mods:identifier>
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<treatment id="03AD8C18FF808E13FEC8F8BCD88928C0" ID-DOI="http://doi.org/10.5281/zenodo.6253502" ID-GBIF-Taxon="119346383" ID-Zenodo-Dep="6253502" LSID="urn:lsid:plazi:treatment:03AD8C18FF808E13FEC8F8BCD88928C0" httpUri="http://treatment.plazi.org/id/03AD8C18FF808E13FEC8F8BCD88928C0" lastPageId="16" lastPageNumber="17" pageId="12" pageNumber="13">
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<subSubSection id="C31E6E85FF808E0FFEC8F8BCD9272B17" pageId="12" pageNumber="13" type="nomenclature">
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<paragraph id="8BBB3D0EFF808E0FFEC8F8BCD9752B68" blockId="12.[264,579,1812,1873]" box="[264,579,1812,1839]" pageId="12" pageNumber="13">
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<heading id="D0F38A62FF808E0FFEC8F8BCD9752B68" bold="true" box="[264,579,1812,1839]" fontSize="11" level="1" pageId="12" pageNumber="13" reason="1">
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<emphasis id="B970E11CFF808E0FFEC8F8BCD9752B68" bold="true" box="[264,579,1812,1839]" pageId="12" pageNumber="13">
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<taxonomicName id="4C04468DFF808E0FFEC8F8BCDAEB2B69" ID-CoL="6ZJVH" box="[264,477,1813,1839]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="12" pageNumber="13" phylum="Porifera" rank="species" species="oxeata" status="sp. nov.">
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<emphasis id="B970E11CFF808E0FFEC8F8BCDAEB2B69" bold="true" box="[264,477,1813,1839]" italics="true" pageId="12" pageNumber="13">Stelodoryx oxeata</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A2435C67FF808E0FFE25F8BDD9752B68" box="[485,579,1812,1838]" pageId="12" pageNumber="13" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8BBB3D0EFF808E0FFEC8F89ED9272B17" blockId="12.[264,579,1812,1873]" box="[264,529,1847,1873]" pageId="12" pageNumber="13">
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(
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<figureCitation id="133F218BFF808E0FFED1F89EDA602B17" box="[273,342,1847,1873]" captionStart="FIGURE 8" captionStartId="15.[264,368,1772,1796]" captionTargetBox="[304,1286,316,1736]" captionTargetId="figure@15.[304,1287,316,1736]" captionTargetPageId="15" captionText="FIGURE 8. Stelodoryx oxeata sp. nov. a, Holotype. b, Massive lobate growth form in situ c, Large oxea with acanthose ends among tornotes with acanthose ends. d, Acanthose end of tornote. Note sigma on tornote surface. e, Close up of acanthose end of oxea. f, Large category of anchorate isochela." httpUri="https://zenodo.org/record/173018/files/figure.png" pageId="12" pageNumber="13">Fig. 8</figureCitation>
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a–f,
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<figureCitation id="133F218BFF808E0FFE51F89EDAE02B17" box="[401,470,1847,1873]" captionStart="FIGURE 9" captionStartId="16.[264,368,862,886]" captionTargetBox="[269,1316,314,838]" captionTargetId="figure@16.[269,1317,314,838]" captionTargetPageId="16" captionText="FIGURE 9. Stelodoryx oxeata sp. nov. a, Mediumsized category of anchorate, polydentate isochela. b, Small category of anchorate isochelae and centrotylote sigmas." httpUri="https://zenodo.org/record/173019/files/figure.png" pageId="12" pageNumber="13">Fig. 9</figureCitation>
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a–b)
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</paragraph>
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</subSubSection>
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<subSubSection id="C31E6E85FF818E0EFEC8FEB5DAD82E60" pageId="13" pageNumber="14" type="materials_examined">
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<paragraph id="8BBB3D0EFF818E0EFEC8FEB5DA592D73" blockId="13.[264,1324,284,550]" box="[264,367,284,309]" pageId="13" pageNumber="14">
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<emphasis id="B970E11CFF818E0EFEC8FEB5DA592D73" box="[264,367,284,309]" italics="true" pageId="13" pageNumber="14">Material</emphasis>
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</paragraph>
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<paragraph id="8BBB3D0EFF818E0EFEF8FEEDDAD82E60" blockId="13.[264,1324,284,550]" pageId="13" pageNumber="14">
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<typeStatus id="54BF83ACFF818E0EFEF8FEEDDA9C2D18" box="[312,426,324,350]" pageId="13" pageNumber="14" type="holotype">Holotype</typeStatus>
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:
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<collectionCode id="ED15A5CBFF818E0EFE77FEEDD93A2D18" LSID="urn:lsid:biocol.org:col:34871" box="[439,524,324,350]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="13" pageNumber="14">USNM</collectionCode>
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1084236 (
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<geoCoordinate id="EE305BC9FF818E0EFD51FEEDD80B2D18" box="[657,829,324,350]" direction="north" orientation="latitude" pageId="13" pageNumber="14" precision="1" value="51.332817">51° 19.969' N</geoCoordinate>
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,
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<geoCoordinate id="EE305BC9FF818E0EFC8CFEEDDF3D2D18" box="[844,1035,324,350]" direction="west" orientation="longitude" pageId="13" pageNumber="14" precision="1" value="-179.50323">179° 30.194' W</geoCoordinate>
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, Amchitka Pass,
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<quantity id="4CFC90EBFF818E0EFB1EFEEDDE1D2D18" box="[1246,1323,324,350]" metricMagnitude="2" metricUnit="m" metricValue="1.76" pageId="13" pageNumber="14" unit="m" value="176.0">176 m</quantity>
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depth, 0 3. 0 8. 2004);
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<typeStatus id="54BF83ACFF818E0EFDE5FEC5D9AD2DC0" box="[549,667,364,390]" pageId="13" pageNumber="14" type="paratype">Paratypes</typeStatus>
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:
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<collectionCode id="ED15A5CBFF818E0EFD6EFEC5D8352DC0" LSID="urn:lsid:biocol.org:col:34871" box="[686,771,364,390]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="13" pageNumber="14">USNM</collectionCode>
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1084237 (
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<geoCoordinate id="EE305BC9FF818E0EFC52FEC5DF7F2DC0" box="[914,1097,364,390]" direction="north" orientation="latitude" pageId="13" pageNumber="14" precision="1" value="51.6382">51° 38.292' N</geoCoordinate>
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,
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<geoCoordinate id="EE305BC9FF818E0EFB9DFEC5DE102DC0" box="[1117,1318,364,390]" direction="west" orientation="longitude" pageId="13" pageNumber="14" precision="1" value="-179.57751">179° 34.651' W</geoCoordinate>
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, Amchitka Pass,
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<quantity id="4CFC90EBFF818E0EFE05FE3DD9262DE8" box="[453,528,404,430]" metricMagnitude="2" metricUnit="m" metricValue="3.95" pageId="13" pageNumber="14" unit="m" value="395.0">395 m</quantity>
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depth, 0 5. 0 8. 2004). AB J
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<date id="FFBA1BCEFF818E0EFC8EFE3DD8F32DE8" box="[846,965,404,430]" pageId="13" pageNumber="14" value="2104-01-11">2104111</date>
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a (
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<geoCoordinate id="EE305BC9FF818E0EFC23FE3DDFBF2DE8" box="[995,1161,404,430]" direction="north" orientation="latitude" pageId="13" pageNumber="14" precision="1" value="51.656616">51° 39.397' N</geoCoordinate>
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,
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<geoCoordinate id="EE305BC9FF818E0EFB55FE3DDA122D90" direction="west" orientation="longitude" pageId="13" pageNumber="14" precision="1" value="-179.5838">179° 35.028' W</geoCoordinate>
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, Amchitka Pass,
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<quantity id="4CFC90EBFF818E0EFDC4FE15D9602D90" box="[516,598,444,470]" metricMagnitude="2" metricUnit="m" metricValue="7.12" pageId="13" pageNumber="14" unit="m" value="712.0">712 m</quantity>
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depth); AB J
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<date id="FFBA1BCEFF818E0EFCCBFE15D8B22D90" box="[779,900,444,470]" pageId="13" pageNumber="14" value="2103-01-16">2103161</date>
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(
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||
<geoCoordinate id="EE305BC9FF818E0EFC5CFE15DF672D90" box="[924,1105,444,470]" direction="north" orientation="latitude" pageId="13" pageNumber="14" precision="1" value="51.8491">51° 50.946' N</geoCoordinate>
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,
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<geoCoordinate id="EE305BC9FF818E0EFBA5FE15DE132D90" box="[1125,1317,444,470]" direction="east" orientation="longitude" pageId="13" pageNumber="14" precision="1" value="179.84758">179° 50.855' E</geoCoordinate>
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, Amchitka Pass,
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<quantity id="4CFC90EBFF818E0EFE08FE4DD9222DB8" box="[456,532,484,510]" metricMagnitude="2" metricUnit="m" metricValue="5.86" pageId="13" pageNumber="14" unit="m" value="586.0">586 m</quantity>
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depth); AB J
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<date id="FFBA1BCEFF818E0EFD77FE4DD8072DB8" box="[695,817,484,510]" pageId="13" pageNumber="14" value="2104-01-13">2104131</date>
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(
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||
<geoCoordinate id="EE305BC9FF818E0EFCFAFE4DD8D72DB8" box="[826,993,484,510]" direction="north" orientation="latitude" pageId="13" pageNumber="14" precision="1" value="51.6382">51° 38.292' N</geoCoordinate>
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,
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<geoCoordinate id="EE305BC9FF818E0EFC2FFE4DDF9C2DB8" box="[1007,1194,484,510]" direction="west" orientation="longitude" pageId="13" pageNumber="14" precision="1" value="-179.57751">179° 34.651' W</geoCoordinate>
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, Amchitka Pass,
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<quantity id="4CFC90EBFF818E0EFE8BFDA5DAA32E60" box="[331,405,524,550]" metricMagnitude="2" metricUnit="m" metricValue="3.95" pageId="13" pageNumber="14" unit="m" value="395.0">395 m</quantity>
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depth).
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</paragraph>
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</subSubSection>
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<subSubSection id="C31E6E85FF818E0EFEC8FDF5D8212958" pageId="13" pageNumber="14" type="description">
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<paragraph id="8BBB3D0EFF818E0EFEC8FDF5DAA42E33" blockId="13.[264,1323,604,1310]" box="[264,402,604,629]" pageId="13" pageNumber="14">
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<emphasis id="B970E11CFF818E0EFEC8FDF5DAA42E33" box="[264,402,604,629]" italics="true" pageId="13" pageNumber="14">Description</emphasis>
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</paragraph>
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<paragraph id="8BBB3D0EFF818E0EFEF8FD2DDA482F20" blockId="13.[264,1323,604,1310]" pageId="13" pageNumber="14">
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This species was observed to occur in two growth forms. One is a stalked conical with a ridged surface (
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<figureCitation id="133F218BFF818E0EFE23FD05D9182E80" box="[483,558,684,710]" captionStart="FIGURE 8" captionStartId="15.[264,368,1772,1796]" captionTargetBox="[304,1286,316,1736]" captionTargetId="figure@15.[304,1287,316,1736]" captionTargetPageId="15" captionText="FIGURE 8. Stelodoryx oxeata sp. nov. a, Holotype. b, Massive lobate growth form in situ c, Large oxea with acanthose ends among tornotes with acanthose ends. d, Acanthose end of tornote. Note sigma on tornote surface. e, Close up of acanthose end of oxea. f, Large category of anchorate isochela." httpUri="https://zenodo.org/record/173018/files/figure.png" pageId="13" pageNumber="14">Fig. 8</figureCitation>
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a), the other is a massively encrusting, lobate sponge with a smooth surface (
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<figureCitation id="133F218BFF818E0EFE0BFD7DD9272EA8" box="[459,529,724,750]" captionStart="FIGURE 8" captionStartId="15.[264,368,1772,1796]" captionTargetBox="[304,1286,316,1736]" captionTargetId="figure@15.[304,1287,316,1736]" captionTargetPageId="15" captionText="FIGURE 8. Stelodoryx oxeata sp. nov. a, Holotype. b, Massive lobate growth form in situ c, Large oxea with acanthose ends among tornotes with acanthose ends. d, Acanthose end of tornote. Note sigma on tornote surface. e, Close up of acanthose end of oxea. f, Large category of anchorate isochela." httpUri="https://zenodo.org/record/173018/files/figure.png" pageId="13" pageNumber="14">Fig. 8</figureCitation>
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b). Generally the smaller specimens have the conical growth form while the larger specimens are more lobate. Both growth forms are greenish and of rather hard consistency and only slightly elastic due to the densely packed spicules in the ectosome.
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</paragraph>
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<paragraph id="8BBB3D0EFF818E0EFEF8FCDDD8882810" blockId="13.[264,1323,604,1310]" pageId="13" pageNumber="14">Skeleton: Ectosomal very dense, tangential arrangement of tornotes, peculiar oxeas and microscleres. In the ectosome often groups of 4–7 oxeas are oriented parallel, individual groups facing in different directions. Abundant, black particles of volcanic sediment were observed in the choanosome. The choanosome consists in places of an irregular, almost halichondroid reticulation of single spicules or it consists of short spicule tracts, meshsize 90–425 µm, tracts 65–110 µm in diameter.</paragraph>
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<paragraph id="8BBB3D0EFF818E0EFEF8FBCDD8212958" blockId="13.[264,1323,604,1310]" pageId="13" pageNumber="14">
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Spicules: Megascleres are oxeas (
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<figureCitation id="133F218BFF818E0EFD05FBCDD8352838" box="[709,771,1124,1150]" captionStart="FIGURE 8" captionStartId="15.[264,368,1772,1796]" captionTargetBox="[304,1286,316,1736]" captionTargetId="figure@15.[304,1287,316,1736]" captionTargetPageId="15" captionText="FIGURE 8. Stelodoryx oxeata sp. nov. a, Holotype. b, Massive lobate growth form in situ c, Large oxea with acanthose ends among tornotes with acanthose ends. d, Acanthose end of tornote. Note sigma on tornote surface. e, Close up of acanthose end of oxea. f, Large category of anchorate isochela." httpUri="https://zenodo.org/record/173018/files/figure.png" pageId="13" pageNumber="14">Fig.8</figureCitation>
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c), measuring 517–558
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<date id="FFBA1BCEFF818E0EFBE2FBCDDFB42838" box="[1058,1154,1124,1150]" pageId="13" pageNumber="14" value="1920-10-30">x 20–30</date>
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µm. Points of oxeas with ragged, dented outline (
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<figureCitation id="133F218BFF818E0EFD63FB25D9DF28E0" box="[675,745,1164,1190]" captionStart="FIGURE 8" captionStartId="15.[264,368,1772,1796]" captionTargetBox="[304,1286,316,1736]" captionTargetId="figure@15.[304,1287,316,1736]" captionTargetPageId="15" captionText="FIGURE 8. Stelodoryx oxeata sp. nov. a, Holotype. b, Massive lobate growth form in situ c, Large oxea with acanthose ends among tornotes with acanthose ends. d, Acanthose end of tornote. Note sigma on tornote surface. e, Close up of acanthose end of oxea. f, Large category of anchorate isochela." httpUri="https://zenodo.org/record/173018/files/figure.png" pageId="13" pageNumber="14">Fig. 8</figureCitation>
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e). Tornotes (
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<figureCitation id="133F218BFF818E0EFC53FB25D8EE28E0" box="[915,984,1164,1190]" captionStart="FIGURE 8" captionStartId="15.[264,368,1772,1796]" captionTargetBox="[304,1286,316,1736]" captionTargetId="figure@15.[304,1287,316,1736]" captionTargetPageId="15" captionText="FIGURE 8. Stelodoryx oxeata sp. nov. a, Holotype. b, Massive lobate growth form in situ c, Large oxea with acanthose ends among tornotes with acanthose ends. d, Acanthose end of tornote. Note sigma on tornote surface. e, Close up of acanthose end of oxea. f, Large category of anchorate isochela." httpUri="https://zenodo.org/record/173018/files/figure.png" pageId="13" pageNumber="14">Fig. 8</figureCitation>
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c) with acanthose ends (
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<figureCitation id="133F218BFF818E0EFB3BFB25DA202888" captionStart="FIGURE 8" captionStartId="15.[264,368,1772,1796]" captionTargetBox="[304,1286,316,1736]" captionTargetId="figure@15.[304,1287,316,1736]" captionTargetPageId="15" captionText="FIGURE 8. Stelodoryx oxeata sp. nov. a, Holotype. b, Massive lobate growth form in situ c, Large oxea with acanthose ends among tornotes with acanthose ends. d, Acanthose end of tornote. Note sigma on tornote surface. e, Close up of acanthose end of oxea. f, Large category of anchorate isochela." httpUri="https://zenodo.org/record/173018/files/figure.png" pageId="13" pageNumber="14">Fig. 8</figureCitation>
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d), 230–270
|
||
<date id="FFBA1BCEFF818E0EFE72FB1DD9362888" box="[434,512,1204,1230]" pageId="13" pageNumber="14" value="1911-10-09">x 9–11</date>
|
||
µm. Microscleres are large isochelae (
|
||
<figureCitation id="133F218BFF818E0EFC0AFB1DDF392888" box="[970,1039,1204,1230]" captionStart="FIGURE 8" captionStartId="15.[264,368,1772,1796]" captionTargetBox="[304,1286,316,1736]" captionTargetId="figure@15.[304,1287,316,1736]" captionTargetPageId="15" captionText="FIGURE 8. Stelodoryx oxeata sp. nov. a, Holotype. b, Massive lobate growth form in situ c, Large oxea with acanthose ends among tornotes with acanthose ends. d, Acanthose end of tornote. Note sigma on tornote surface. e, Close up of acanthose end of oxea. f, Large category of anchorate isochela." httpUri="https://zenodo.org/record/173018/files/figure.png" pageId="13" pageNumber="14">Fig. 8</figureCitation>
|
||
f), 54–110 µm, medium sized isochelae (
|
||
<figureCitation id="133F218BFF818E0EFE0CFB75D92228B0" box="[460,532,1244,1270]" captionStart="FIGURE 9" captionStartId="16.[264,368,862,886]" captionTargetBox="[269,1316,314,838]" captionTargetId="figure@16.[269,1317,314,838]" captionTargetPageId="16" captionText="FIGURE 9. Stelodoryx oxeata sp. nov. a, Mediumsized category of anchorate, polydentate isochela. b, Small category of anchorate isochelae and centrotylote sigmas." httpUri="https://zenodo.org/record/173019/files/figure.png" pageId="13" pageNumber="14">Fig. 9</figureCitation>
|
||
a), 23–32 µm, small anchorate isochelae (
|
||
<figureCitation id="133F218BFF818E0EFBD2FB75DF6C28B0" box="[1042,1114,1244,1270]" captionStart="FIGURE 9" captionStartId="16.[264,368,862,886]" captionTargetBox="[269,1316,314,838]" captionTargetId="figure@16.[269,1317,314,838]" captionTargetPageId="16" captionText="FIGURE 9. Stelodoryx oxeata sp. nov. a, Mediumsized category of anchorate, polydentate isochela. b, Small category of anchorate isochelae and centrotylote sigmas." httpUri="https://zenodo.org/record/173019/files/figure.png" pageId="13" pageNumber="14">Fig. 9</figureCitation>
|
||
b), 9–13 µm and thin centrotylote sigmas (
|
||
<figureCitation id="133F218BFF818E0EFDF2FAADD94E2958" box="[562,632,1284,1310]" captionStart="FIGURE 9" captionStartId="16.[264,368,862,886]" captionTargetBox="[269,1316,314,838]" captionTargetId="figure@16.[269,1317,314,838]" captionTargetPageId="16" captionText="FIGURE 9. Stelodoryx oxeata sp. nov. a, Mediumsized category of anchorate, polydentate isochela. b, Small category of anchorate isochelae and centrotylote sigmas." httpUri="https://zenodo.org/record/173019/files/figure.png" pageId="13" pageNumber="14">Fig. 9</figureCitation>
|
||
b), 8–12 µm.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C31E6E85FF818E0DFEC8FAFDDF1E2900" lastPageId="14" lastPageNumber="15" pageId="13" pageNumber="14" type="discussion">
|
||
<paragraph id="8BBB3D0EFF818E0EFEC8FAFDDABF292B" blockId="13.[264,1324,1364,1870]" box="[264,393,1364,1389]" pageId="13" pageNumber="14">
|
||
<emphasis id="B970E11CFF818E0EFEC8FAFDDABF292B" box="[264,393,1364,1389]" italics="true" pageId="13" pageNumber="14">Discussion</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8BBB3D0EFF818E0DFEF8FAD5DE162D90" blockId="13.[264,1324,1364,1870]" lastBlockId="14.[264,1324,284,1830]" lastPageId="14" lastPageNumber="15" pageId="13" pageNumber="14">
|
||
This species is assigned to
|
||
<taxonomicName id="4C04468DFF818E0EFD47FAD5D89429D0" box="[647,930,1404,1430]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="13" pageNumber="14" phylum="Porifera" rank="genus">
|
||
<emphasis id="B970E11CFF818E0EFD47FAD5D83529D3" box="[647,771,1404,1429]" italics="true" pageId="13" pageNumber="14">Stelodoryx</emphasis>
|
||
(Myxillidae)
|
||
</taxonomicName>
|
||
because it shares the ectosomal tornotes and polydentate anchorate isochelae. Stalked or encrusting growth forms are usual within the genus. However, to accommodate this species in the
|
||
<taxonomicName id="4C04468DFF818E0EFBB2FA65DFC529A0" box="[1138,1267,1484,1510]" class="Demospongiae" family="Myxillidae" kingdom="Animalia" order="Poecilosclerida" pageId="13" pageNumber="14" phylum="Porifera" rank="family">Myxillidae</taxonomicName>
|
||
and consequently in the genus
|
||
<taxonomicName id="4C04468DFF818E0EFD8CFA5DD9FF2A4B" box="[588,713,1524,1549]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="13" pageNumber="14" phylum="Porifera" rank="genus">
|
||
<emphasis id="B970E11CFF818E0EFD8CFA5DD9FF2A4B" box="[588,713,1524,1549]" italics="true" pageId="13" pageNumber="14">Stelodoryx</emphasis>
|
||
</taxonomicName>
|
||
we have to expand the diagnosis of the family to allow for oxeas with acanthose ends, a character which is not known for any other species of the
|
||
<taxonomicName id="4C04468DFF818E0EFE9CF9EDDAD72A18" box="[348,481,1604,1630]" class="Demospongiae" family="Myxillidae" kingdom="Animalia" order="Poecilosclerida" pageId="13" pageNumber="14" phylum="Porifera" rank="family">Myxillidae</taxonomicName>
|
||
. Van Soest (2002:602) narrowed the concept of
|
||
<taxonomicName id="4C04468DFF818E0EFBFAF9EDDF8D2A18" box="[1082,1211,1604,1630]" class="Demospongiae" family="Myxillidae" kingdom="Animalia" order="Poecilosclerida" pageId="13" pageNumber="14" phylum="Porifera" rank="family">Myxillidae</taxonomicName>
|
||
down to “genera which combine the possession of anchorate chelae (or polydentate derivations) with diactinal ectosomal tornotes and choanosomal styles in a reticulate arrangement”. However, Van Soest (pers. comm.) suggested placement of the present species within the genus
|
||
<taxonomicName id="4C04468DFF818E0EFE99F94DDAE32ABB" box="[345,469,1764,1789]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="13" pageNumber="14" phylum="Porifera" rank="genus">
|
||
<emphasis id="B970E11CFF818E0EFE99F94DDAE32ABB" box="[345,469,1764,1789]" italics="true" pageId="13" pageNumber="14">Stelodoryx</emphasis>
|
||
</taxonomicName>
|
||
for the reasons mentioned above.
|
||
<taxonomicName id="4C04468DFF818E0EFC4AF94DDF542ABB" box="[906,1122,1764,1789]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="13" pageNumber="14" phylum="Porifera" rank="species" species="oxeata">
|
||
<emphasis id="B970E11CFF818E0EFC4AF94DDF542ABB" box="[906,1122,1764,1789]" italics="true" pageId="13" pageNumber="14">Stelodoryx oxeata</emphasis>
|
||
</taxonomicName>
|
||
differs from all known species of
|
||
<taxonomicName id="4C04468DFF818E0EFE24F8A5D9572B63" box="[484,609,1804,1829]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="13" pageNumber="14" phylum="Porifera" rank="genus">
|
||
<emphasis id="B970E11CFF818E0EFE24F8A5D9572B63" box="[484,609,1804,1829]" italics="true" pageId="13" pageNumber="14">Stelodoryx</emphasis>
|
||
</taxonomicName>
|
||
in the presence of the peculiar oxeas with acanthose ends. There are thirteen species of
|
||
<taxonomicName id="4C04468DFF818E0EFDA6F89DD9D42B0B" box="[614,738,1844,1869]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="13" pageNumber="14" phylum="Porifera" rank="genus">
|
||
<emphasis id="B970E11CFF818E0EFDA6F89DD9D42B0B" box="[614,738,1844,1869]" italics="true" pageId="13" pageNumber="14">Stelodoryx</emphasis>
|
||
</taxonomicName>
|
||
known worldwide, six have been recorded from the northern hemisphere and will be compared with our new species;
|
||
<taxonomicName id="4C04468DFF828E0DFB57FEB5DAF72D18" authority="Topsent, 1892" authorityName="Topsent" authorityYear="1892" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="pectinata">
|
||
<emphasis id="B970E11CFF828E0DFB57FEB5DE1D2D73" box="[1175,1323,284,309]" italics="true" pageId="14" pageNumber="15">S. pectinata</emphasis>
|
||
(
|
||
<bibRefCitation id="EF9540FFFF828E0DFED0FEEDDA8F2D18" author="Topsent" box="[272,441,324,350]" pageId="14" pageNumber="35" refString="Topsent, E. (1892) Contribution a l´etude des Spongiaires de l´Atlantique Nord (Golfe de Gascogne, Terre Neuve, Acores). Resultats des campagnes scientifiques accomplies par le Prince Albert I. Monaco, 2, 1 - 165, pls I - XI." type="journal article" year="1892">Topsent, 1892</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
from the Azores (NAtlantic),
|
||
<taxonomicName id="4C04468DFF828E0DFCEFFEEDDF8C2D18" authority="Lundbeck, 1905" authorityName="Lundbeck" authorityYear="1905" box="[815,1210,324,350]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="pluridentata">
|
||
<emphasis id="B970E11CFF828E0DFCEFFEEDD8EB2D1B" box="[815,989,324,349]" italics="true" pageId="14" pageNumber="15">S. pluridentata</emphasis>
|
||
(
|
||
<bibRefCitation id="EF9540FFFF828E0DFC2CFEEDDF872D18" author="Lundbeck" box="[1004,1201,324,350]" pageId="14" pageNumber="34" refString="Lundbeck, W. (1905) Porifera. (Part II.) Desmacidonidae (pars.) Pp. 1 - 219, pls. I - XX. In: The Danish Ingolf-Expedition. 6 (2). Bianco Luno: Copenhagen." type="journal article" year="1905">Lundbeck, 1905</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C04468DFF828E0DFB05FEEDDA8C2DC0" authority="Koltun, 1955" authorityName="Koltun" authorityYear="1955" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="vitiazi">
|
||
<emphasis id="B970E11CFF828E0DFB05FEEDDE1D2D1B" box="[1221,1323,324,349]" italics="true" pageId="14" pageNumber="15">S. vitiazi</emphasis>
|
||
(
|
||
<bibRefCitation id="EF9540FFFF828E0DFED0FEC5DA872DC0" author="Koltun" box="[272,433,364,390]" pageId="14" pageNumber="33" refString="Koltun, V. M. (1955) New genera and species of sponges (Spongia, Cornacuspongida) from the Okhotsk and Bering Seas. Trudy Zoologicheskogo Instituta Akademiya Nauk SSSR,. 18, 13 - 18, pl. 1 (in Russian)." type="journal article" year="1955">Koltun, 1955</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
from the NPacific,
|
||
<taxonomicName id="4C04468DFF828E0DFD7BFEC5D8C02DC0" authority="Burton, 1959" authorityName="Burton" authorityYear="1959" box="[699,1014,364,390]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="flabellata">
|
||
<emphasis id="B970E11CFF828E0DFD7BFEC5D87B2DC3" box="[699,845,364,389]" italics="true" pageId="14" pageNumber="15">S. flabellata</emphasis>
|
||
<bibRefCitation id="EF9540FFFF828E0DFC97FEC5D8C02DC0" author="Burton" box="[855,1014,364,390]" pageId="14" pageNumber="32" refString="Burton, M. (1959) Sponges. In: Scientific Reports. John Murray Expedition, 1933 - 34. 10 (5), 151 - 281. British Museum of Natural History, London." type="journal article" year="1959">Burton, 1959</bibRefCitation>
|
||
</taxonomicName>
|
||
from
|
||
<collectingCountry id="F3137D9EFF828E0DFB85FEC5DFA82DC0" box="[1093,1182,364,390]" name="Iceland" pageId="14" pageNumber="15">Iceland</collectingCountry>
|
||
,
|
||
<taxonomicName id="4C04468DFF828E0DFB6EFEC5DAF32DE8" authority="Topsent, 1904" authorityName="Topsent" authorityYear="1904" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="procera">
|
||
<emphasis id="B970E11CFF828E0DFB6EFEC5DE1D2DC3" box="[1198,1323,364,389]" italics="true" pageId="14" pageNumber="15">S. procera</emphasis>
|
||
(
|
||
<bibRefCitation id="EF9540FFFF828E0DFED0FE3DDA8B2DE8" author="Topsent" box="[272,445,404,430]" pageId="14" pageNumber="35" refString="Topsent, E. (1904) Spongiaires des Acores. Resultats des campagnes scientifiques accomplies par le Prince Albert I. Monaco, 25, 1 - 280, pls. 1 - 18." type="journal article" year="1904">Topsent, 1904</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
from the Azores and
|
||
<taxonomicName id="4C04468DFF828E0DFD1BFE3DDF142DE8" authority="Koltun, 1958" authorityName="Koltun" authorityYear="1958" box="[731,1058,404,430]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="toporoki">
|
||
<emphasis id="B970E11CFF828E0DFD1BFE3DD8692DEB" box="[731,863,404,429]" italics="true" pageId="14" pageNumber="15">S. toporoki</emphasis>
|
||
(
|
||
<bibRefCitation id="EF9540FFFF828E0DFCB3FE3DDF2E2DE8" author="Koltun" box="[883,1048,404,430]" pageId="14" pageNumber="33" refString="Koltun, V. M. (1958) Cornucaspongia of sea waters washing the South Sakhalin and the South Kurile Island region. Issledovaniya dal´nevostochnykh morei SSSR, 5, 42 - 77, figs. 1 - 25. (in Russian)." type="journal article" year="1958">Koltun, 1958</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
. As mentioned above none of these species shares the acanthose oxeas; further differences are discussed below.
|
||
</paragraph>
|
||
<paragraph id="8BBB3D0EFF828E0DFEF8FE4DDF1E2900" blockId="14.[264,1324,284,1830]" pageId="14" pageNumber="15">
|
||
<taxonomicName id="4C04468DFF828E0DFEF8FE4DDAF42DBB" box="[312,450,484,509]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="pectinata">
|
||
<emphasis id="B970E11CFF828E0DFEF8FE4DDAF42DBB" box="[312,450,484,509]" italics="true" pageId="14" pageNumber="15">S. pectinata</emphasis>
|
||
</taxonomicName>
|
||
is a thinly encrusting species of yellowish color. It has acanthostyles (465
|
||
<date id="FFBA1BCEFF828E0DFEC8FDA5DA082E60" box="[264,318,524,550]" pageId="14" pageNumber="15" value="1916-10">x 16</date>
|
||
µm) and smooth tylotes (415
|
||
<date id="FFBA1BCEFF828E0DFD73FDA5D9EC2E60" box="[691,730,524,550]" pageId="14" pageNumber="15">x 5</date>
|
||
µm) as megascleres. Microscleres are abundant isochelae of two size categories (60 and 20 µm) and peculiar shape.
|
||
<taxonomicName id="4C04468DFF828E0DFB86FD9DDFC02E0B" box="[1094,1270,564,589]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="pluridentata">
|
||
<emphasis id="B970E11CFF828E0DFB86FD9DDFC02E0B" box="[1094,1270,564,589]" italics="true" pageId="14" pageNumber="15">S. pluridentata</emphasis>
|
||
</taxonomicName>
|
||
is a cushionshaped sponge. It has smooth styles (320–500
|
||
<date id="FFBA1BCEFF828E0DFC57FDF5D8DF2E30" box="[919,1001,604,630]" pageId="14" pageNumber="15" value="1919-10-09">x 9–19</date>
|
||
µm), ectosomal strongyles to subtylotes (226–320
|
||
<date id="FFBA1BCEFF828E0DFDEAFD2DD9B62ED8" box="[554,640,644,670]" pageId="14" pageNumber="15" value="1910-10-05">x 5–10</date>
|
||
µm). Microscleres are polydentate, anchorate isochelae (71–97 µm). Thus it differs in growth form and in lacking the small and medium sized categories of isochelae and the sigmas.
|
||
<taxonomicName id="4C04468DFF828E0DFD2EFD7DD8612EAB" box="[750,855,724,749]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="vitiazi">
|
||
<emphasis id="B970E11CFF828E0DFD2EFD7DD8612EAB" box="[750,855,724,749]" italics="true" pageId="14" pageNumber="15">S. vitiazi</emphasis>
|
||
</taxonomicName>
|
||
is a grey, lumpy sponge. Spicules are ectosomal strongylotes with acanthose ends (190–291
|
||
<date id="FFBA1BCEFF828E0DFC1CFD55DF1B2F50" box="[988,1069,764,790]" pageId="14" pageNumber="15">x 4–7</date>
|
||
µm), choanosomal acanthostyles (436–520
|
||
<date id="FFBA1BCEFF828E0DFDF2FC8DD9AE2F78" box="[562,664,804,830]" pageId="14" pageNumber="15" value="1921-10-29">x 21–29</date>
|
||
µm) and anchorate isochelae (26–46 µm).
|
||
<taxonomicName id="4C04468DFF828E0DFB7FFC8DDE1D2F7B" box="[1215,1323,804,829]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="vitiazi">
|
||
<emphasis id="B970E11CFF828E0DFB7FFC8DDE1D2F7B" box="[1215,1323,804,829]" italics="true" pageId="14" pageNumber="15">S. vitiazi</emphasis>
|
||
</taxonomicName>
|
||
differs in growth form and the lack of two categories of anchorate isochelae and the sigmas.
|
||
<taxonomicName id="4C04468DFF828E0DFEABFCDDDACC2FCB" box="[363,506,884,909]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="flabellata">
|
||
<emphasis id="B970E11CFF828E0DFEABFCDDDACC2FCB" box="[363,506,884,909]" italics="true" pageId="14" pageNumber="15">S. flabellata</emphasis>
|
||
</taxonomicName>
|
||
was reported from
|
||
<bibRefCitation id="EF9540FFFF828E0DFD33FCDDD8AA2FC8" author="Koltun" box="[755,924,884,910]" pageId="14" pageNumber="33" refString="Koltun, V. M. (1959) Corneosiliceous sponges of the northeastern and far eastern seas of the USSR. English translation by the Fisheries research board of Canada, 1971, 442 pp typescript." type="book" year="1959">Koltun (1959)</bibRefCitation>
|
||
from the Kara Sea from
|
||
<quantity id="4CFC90EBFF828E0DFB10FCDDDE1D2FC8" box="[1232,1323,884,910]" metricMagnitude="3" metricUnit="m" metricValue="2.3" pageId="14" pageNumber="15" unit="m" value="2300.0">2300 m</quantity>
|
||
depth. It is a funnelshaped sponge with ectosomal tylotes (250–312
|
||
<date id="FFBA1BCEFF828E0DFB54FC35DFD72FF0" box="[1172,1249,924,950]" pageId="14" pageNumber="15">x 4–6</date>
|
||
µm), choanosomal acanthostyles to acanthostrongyles (322–425
|
||
<date id="FFBA1BCEFF828E0DFC16FC6DDF0F2F98" box="[982,1081,964,990]" pageId="14" pageNumber="15" value="1912-10-20">x 12–20</date>
|
||
µm) and anchorate isochelae (56–72 µm). Again it differs in lacking two sizecategories of isochelae and sigmas.
|
||
<taxonomicName id="4C04468DFF828E0DFEB1FBBDDAC5286B" box="[369,499,1044,1069]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="procera">
|
||
<emphasis id="B970E11CFF828E0DFEB1FBBDDAC5286B" box="[369,499,1044,1069]" italics="true" pageId="14" pageNumber="15">S. procera</emphasis>
|
||
</taxonomicName>
|
||
is a stalked species with ectosomal tylotes (235–300
|
||
<date id="FFBA1BCEFF828E0DFB74FBBDDFD72868" box="[1204,1249,1044,1070]" pageId="14" pageNumber="15">x 5</date>
|
||
µm), choanosomal styles in two sizecategories (350–400
|
||
<date id="FFBA1BCEFF828E0DFCB1FB95D8922810" box="[881,932,1084,1110]" pageId="14" pageNumber="15" value="1912-10">x 12</date>
|
||
µm) and longer ones (620–700
|
||
<date id="FFBA1BCEFF828E0DFADCFB95DA132838" pageId="14" pageNumber="15" value="1912-10">x 12</date>
|
||
µm). Microscleres are anchorate isochelae (45 µm).
|
||
<taxonomicName id="4C04468DFF828E0DFC4FFBCDDF38283B" box="[911,1038,1124,1149]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="toporoki">
|
||
<emphasis id="B970E11CFF828E0DFC4FFBCDDF38283B" box="[911,1038,1124,1149]" italics="true" pageId="14" pageNumber="15">S. toporoki</emphasis>
|
||
</taxonomicName>
|
||
is a stalked sponge with a funnelshaped body. It has ectosomal tylotes with acanthose ends (218–300
|
||
<date id="FFBA1BCEFF828E0DFB5AFB25DFDC28E0" box="[1178,1258,1164,1190]" pageId="14" pageNumber="15" value="1910-10-08">x 8–10</date>
|
||
µm), smooth choanosomal styles (509–
|
||
<date id="FFBA1BCEFF828E0DFD5BFB1DD9E32888" box="[667,725,1204,1230]" pageId="14" pageNumber="15" value="1140-10-21" valueMax="1140-10-31" valueMin="1140-10-21">1140</date>
|
||
x 21–31 µm) and anchorate isochelae in two size categories, large (119–157 µm) and small (31–40 µm). It differs in the shape of the body, in having larger choanosomal spicules, the large category of isochelae is larger, and a comparable third category of isochelae is missing as well as sigmas.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C31E6E85FF828E0DFEF8FAFDDAF92B60" pageId="14" pageNumber="15" type="reference_group">
|
||
<paragraph id="8BBB3D0EFF828E0DFEF8FAFDDAF92B60" blockId="14.[264,1324,284,1830]" pageId="14" pageNumber="15">
|
||
<taxonomicName id="4C04468DFF828E0DFEF8FAFDD8112928" authority="Lambe, 1894" authorityName="Lambe" authorityYear="1894" box="[312,807,1364,1390]" class="Demospongiae" family="Cladorhizidae" genus="Chondrocladia" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="alaskensis">
|
||
<emphasis id="B970E11CFF828E0DFEF8FAFDD944292B" box="[312,626,1364,1389]" italics="true" pageId="14" pageNumber="15">Chondrocladia alaskensis</emphasis>
|
||
<bibRefCitation id="EF9540FFFF828E0DFD42FAFDD8112928" author="Lambe" box="[642,807,1364,1390]" pageId="14" pageNumber="33" refString="Lambe, L. M. (1894) Sponges from the Western Coast of North America. Transactions of the Royal Society, Canada, 12, 113 - 138, pls. 2 - 4." type="journal article" year="1894">Lambe, 1894</bibRefCitation>
|
||
</taxonomicName>
|
||
was considered by
|
||
<bibRefCitation id="EF9540FFFF828E0DFBF4FAFDDFD22928" author="Koltun" box="[1076,1252,1364,1390]" pageId="14" pageNumber="33" refString="Koltun, V. M. (1959) Corneosiliceous sponges of the northeastern and far eastern seas of the USSR. English translation by the Fisheries research board of Canada, 1971, 442 pp typescript." type="book" year="1959">Koltun (1959)</bibRefCitation>
|
||
as a
|
||
<taxonomicName id="4C04468DFF828E0DFEC8FAD5DAB229D3" ID-CoL="84TTG" box="[264,388,1404,1429]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="genus">
|
||
<emphasis id="B970E11CFF828E0DFEC8FAD5DAB229D3" box="[264,388,1404,1429]" italics="true" pageId="14" pageNumber="15">Stelodoryx</emphasis>
|
||
</taxonomicName>
|
||
but Van Soest (2002:620) was confident that Lambe´s specimen is a member of
|
||
<taxonomicName id="4C04468DFF828E0DFEC8FA0DDA9629FB" ID-CoL="84QJM" box="[264,416,1444,1469]" class="Demospongiae" family="Crambeidae" genus="Monanchora" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="genus">
|
||
<emphasis id="B970E11CFF828E0DFEC8FA0DDA9629FB" box="[264,416,1444,1469]" italics="true" pageId="14" pageNumber="15">Monanchora</emphasis>
|
||
</taxonomicName>
|
||
while he regarded Koltun´s specimen as a different species which then has to be referred to as
|
||
<taxonomicName id="4C04468DFF828E0DFE10FA65D84529A0" authority="Koltun, 1959" authorityName="Koltun" authorityYear="1959" box="[464,883,1484,1510]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="alaskensis">
|
||
<emphasis id="B970E11CFF828E0DFE10FA65D9FB29A3" box="[464,717,1484,1509]" italics="true" pageId="14" pageNumber="15">Stelodoryx alaskensis</emphasis>
|
||
<bibRefCitation id="EF9540FFFF828E0DFD14FA65D84529A0" author="Koltun" box="[724,883,1484,1510]" pageId="14" pageNumber="33" refString="Koltun, V. M. (1959) Corneosiliceous sponges of the northeastern and far eastern seas of the USSR. English translation by the Fisheries research board of Canada, 1971, 442 pp typescript." type="book" year="1959">Koltun, 1959</bibRefCitation>
|
||
</taxonomicName>
|
||
. As a member of
|
||
<taxonomicName id="4C04468DFF828E0DFB85FA65DFF729A3" ID-CoL="84TTG" box="[1093,1217,1484,1509]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="genus">
|
||
<emphasis id="B970E11CFF828E0DFB85FA65DFF729A3" box="[1093,1217,1484,1509]" italics="true" pageId="14" pageNumber="15">Stelodoryx</emphasis>
|
||
</taxonomicName>
|
||
we have to compare it with our new species.
|
||
<taxonomicName id="4C04468DFF828E0DFD7DFA5DD8632A4B" box="[701,853,1524,1549]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="alaskensis">
|
||
<emphasis id="B970E11CFF828E0DFD7DFA5DD8632A4B" box="[701,853,1524,1549]" italics="true" pageId="14" pageNumber="15">S. alaskensis</emphasis>
|
||
</taxonomicName>
|
||
is a stalked species with a dactylate or irregularly lobate body. Ectosomal spicules are strongylote to stylote (124–228
|
||
<date id="FFBA1BCEFF828E0DFB69F9B5DFDC2A70" box="[1193,1258,1564,1590]" pageId="14" pageNumber="15">x 8–9</date>
|
||
µm), the choanosomal styles (156–383
|
||
<date id="FFBA1BCEFF828E0DFD63F9EDD8332A18" box="[675,773,1604,1630]" pageId="14" pageNumber="15" value="1916-10-25">x 16–25</date>
|
||
µm) are smooth and it has two categories of anchorate isochelae, large (65–108 µm) and small (29–44 µm). It differs from
|
||
<taxonomicName id="4C04468DFF828E0DFB61F9C5DE3A2AC3" ID-CoL="6ZJVH" box="[1185,1292,1644,1669]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="species" species="oxeata">
|
||
<emphasis id="B970E11CFF828E0DFB61F9C5DE3A2AC3" box="[1185,1292,1644,1669]" italics="true" pageId="14" pageNumber="15">S. oxeata</emphasis>
|
||
</taxonomicName>
|
||
in growth form, in lacking one category of isochelae and sigmas. In summary it can be said that there is no other known species of
|
||
<taxonomicName id="4C04468DFF828E0DFD25F915D8572A93" ID-CoL="84TTG" box="[741,865,1724,1749]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="14" pageNumber="15" phylum="Porifera" rank="genus">
|
||
<emphasis id="B970E11CFF828E0DFD25F915D8572A93" box="[741,865,1724,1749]" italics="true" pageId="14" pageNumber="15">Stelodoryx</emphasis>
|
||
</taxonomicName>
|
||
which has oxeas with acanthose ends and no species from the northern hemisphere with three categories of anchorate isochleae and with sigmas.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="DF7B6D86FF838E0CFEC8F945DA512B2A" httpUri="https://zenodo.org/record/173018/files/figure.png" pageId="15" pageNumber="16" targetBox="[304,1286,316,1736]" targetPageId="15">
|
||
<paragraph id="8BBB3D0EFF838E0CFEC8F945DA512B2A" blockId="15.[264,1322,1772,1900]" pageId="15" pageNumber="16">
|
||
<emphasis id="B970E11CFF838E0CFEC8F945DABD2B42" bold="true" box="[264,395,1772,1796]" pageId="15" pageNumber="16">FIGURE 8.</emphasis>
|
||
<taxonomicName id="4C04468DFF838E0CFE51F944D9662B42" box="[401,592,1773,1796]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="15" pageNumber="16" phylum="Porifera" rank="species" species="oxeata" status="sp. nov.">
|
||
<emphasis id="B970E11CFF838E0CFE51F944D9662B42" box="[401,592,1773,1796]" italics="true" pageId="15" pageNumber="16">Stelodoryx oxeata</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B970E11CFF838E0CFD97F945D99A2B42" bold="true" box="[599,684,1772,1796]" pageId="15" pageNumber="16">
|
||
<taxonomicNameLabel id="A2435C67FF838E0CFD97F945D99A2B42" box="[599,684,1772,1796]" pageId="15" pageNumber="16" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
a, Holotype. b, Massive lobate growth form in situ c, Large oxea with acanthose ends among tornotes with acanthose ends. d, Acanthose end of tornote. Note sigma on tornote surface. e, Close up of acanthose end of oxea. f, Large category of anchorate isochela.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF7B6D86FF9C8E13FEC8FCF7DF1C2FDE" httpUri="https://zenodo.org/record/173019/files/figure.png" pageId="16" pageNumber="17" targetBox="[269,1316,314,838]" targetPageId="16">
|
||
<paragraph id="8BBB3D0EFF9C8E13FEC8FCF7DF1C2FDE" blockId="16.[264,1323,862,920]" pageId="16" pageNumber="17">
|
||
<emphasis id="B970E11CFF9C8E13FEC8FCF7DAA42F30" bold="true" box="[264,402,862,886]" pageId="16" pageNumber="17">FIGURE 9.</emphasis>
|
||
<taxonomicName id="4C04468DFF9C8E13FE5FFCF6D9532F30" box="[415,613,863,886]" class="Demospongiae" family="Myxillidae" genus="Stelodoryx" kingdom="Animalia" order="Poecilosclerida" pageId="16" pageNumber="17" phylum="Porifera" rank="species" species="oxeata" status="sp. nov.">
|
||
<emphasis id="B970E11CFF9C8E13FE5FFCF6D9532F30" box="[415,613,863,886]" italics="true" pageId="16" pageNumber="17">Stelodoryx oxeata</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B970E11CFF9C8E13FDB3FCF7D9F92F30" bold="true" box="[627,719,862,886]" pageId="16" pageNumber="17">
|
||
<taxonomicNameLabel id="A2435C67FF9C8E13FDB3FCF7D9F92F30" box="[627,719,862,886]" pageId="16" pageNumber="17" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
a, Mediumsized category of anchorate, polydentate isochela. b, Small category of anchorate isochelae and centrotylote sigmas.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="C31E6E85FF9C8E13FEC8FC65D9E22848" box="[264,724,972,1038]" pageId="16" pageNumber="17" type="distribution">
|
||
<paragraph id="8BBB3D0EFF9C8E13FEC8FC65DAA12FA3" blockId="16.[264,724,972,1038]" box="[264,407,972,997]" pageId="16" pageNumber="17">
|
||
<emphasis id="B970E11CFF9C8E13FEC8FC65DAA12FA3" box="[264,407,972,997]" italics="true" pageId="16" pageNumber="17">Distribution</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8BBB3D0EFF9C8E13FEF8FC5DD9E22848" blockId="16.[264,724,972,1038]" box="[312,724,1012,1038]" pageId="16" pageNumber="17">
|
||
Known only from the
|
||
<typeStatus id="54BF83ACFF9C8E13FDFCFC5DD9582848" box="[572,622,1012,1038]" pageId="16" pageNumber="17">type</typeStatus>
|
||
locality.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C31E6E85FF9C8E13FEC8FBEDD88928C0" box="[264,959,1092,1158]" pageId="16" pageNumber="17" type="etymology">
|
||
<paragraph id="8BBB3D0EFF9C8E13FEC8FBEDDAB3281B" blockId="16.[264,959,1092,1158]" box="[264,389,1092,1117]" pageId="16" pageNumber="17">
|
||
<emphasis id="B970E11CFF9C8E13FEC8FBEDDAB3281B" box="[264,389,1092,1117]" italics="true" pageId="16" pageNumber="17">Etymology</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8BBB3D0EFF9C8E13FEF8FBC5D88928C0" blockId="16.[264,959,1092,1158]" box="[312,959,1132,1158]" pageId="16" pageNumber="17">Named after the unusually shaped oxeas of the species.</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |