249 lines
39 KiB
XML
249 lines
39 KiB
XML
<document id="FE2701DD326BC1E4A98499FFA2DBBA19" ID-CLB-Dataset="278514" ID-DOI="10.11646/zootaxa.5369.1.3" ID-GBIF-Dataset="9611b7b9-8af8-4fa8-bced-ef8b8a8ed68d" ID-ISSN="1175-5326" ID-Zenodo-Dep="10146837" ID-ZooBank="F906AFDC-DA4E-4ADB-9835-BC4B7692F1FD" IM.bibliography_approvedBy="diego" IM.illustrations_approvedBy="diego" IM.materialsCitations_approvedBy="diego" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="diego" IM.taxonomicNames_approvedBy="diego" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="diego" checkinTime="1700197019799" checkinUser="plazi" docAuthor="Ekins, Merrick, Erpenbeck, Dirk, Wörheide, Gert & Hooper, John N. A." docDate="2023" docId="153B577AFF99C02AFF6323B1088915F9" docLanguage="en" docName="zootaxa.5369.1.3.pdf" docOrigin="Zootaxa 5369 (1)" docSource="https://www.mapress.com/zt/article/download/zootaxa.5369.1.3/52229" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Ridleia echidna Ekins & Erpenbeck & Wörheide & Hooper 2023, sp. nov." docType="treatment" docUuid="A767CF2D-6D25-4945-B238-FE3BDD174D82" docUuidSource="ZooBank" docVersion="8" lastPageNumber="76" masterDocId="E9022F02FF88C039FFF4265F0C031166" masterDocTitle="Deep Water Polymastiidae (Porifera, Polymastiida) from the South West Pacific" masterLastPageNumber="88" masterPageNumber="57" pageNumber="74" updateTime="1732480267008" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="7B789192D35902F91EA9DD3D006A59E1">Deep Water Polymastiidae (Porifera, Polymastiida) from the South West Pacific</mods:title>
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<mods:namePart id="5C351BBCAF6F98DB5DA7B1ECFE0AF1A5">Ekins, Merrick</mods:namePart>
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<mods:affiliation id="9DC6F2A7107145BC3E1CAF5964F2ABB3">Queensland Museum, PO Box 3300, South Brisbane 4101, Brisbane, Queensland, Australia & School of Biological Sciences, University of Queensland, St Lucia, Queensland, 4072 Australia & Griffith Institute for Drug Discovery, Griffith University, Brisbane 4111, Queensland, Australia</mods:affiliation>
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<mods:name id="3C4FB42B27ACF4E86CCF9669581E0E26" type="personal">
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<mods:roleTerm id="6FAE70DC77D1B59D6F4D668B10F50490">Author</mods:roleTerm>
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<mods:namePart id="988D7507AAC23B80B891A49274021BDB">Erpenbeck, Dirk</mods:namePart>
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<mods:affiliation id="5CBCE00DBDEFF8AB6BD1845B161EE400">GeoBio-Center, Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany & Dept. of Earth and Environmental Sciences Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany</mods:affiliation>
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<mods:namePart id="860D22EABB7EB84D00F4FBAD81B7CA5F">Wörheide, Gert</mods:namePart>
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<mods:nameIdentifier id="4AFDE2B674C4223204CA79CFAE6FE3F5" type="ORCID">0000-0002-6380-7421</mods:nameIdentifier>
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<mods:affiliation id="3A043558EFA442103D790A80D4031114">GeoBio-Center, Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany & Dept. of Earth and Environmental Sciences Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany & SNSB - Bayerische Staatssammlung f ¸ r Paläontologie und Geologie, Richard-Wagner-Str. 10, 80333 M ¸ nchen, Germany woerheide @ lmu. de; https: // orcid. org / 0000 - 0002 - 6380 - 7421</mods:affiliation>
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<mods:nameIdentifier id="503EFE71B11FC41F2D8F94F315DB02AC" type="email">woerheide@lmu.de</mods:nameIdentifier>
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<mods:namePart id="2325DF8E564218FFC40F128B0171D18D">Hooper, John N. A.</mods:namePart>
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<mods:affiliation id="56A63BBD6A5935D6A480CABD95FED105">Queensland Museum, PO Box 3300, South Brisbane 4101, Brisbane, Queensland, Australia & Griffith Institute for Drug Discovery, Griffith University, Brisbane 4111, Queensland, Australia</mods:affiliation>
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<mods:title id="CAEF4E464F17EFDB39BD3A694BEB4647">Zootaxa</mods:title>
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<mods:part id="79225CAE429F31C42E19F9DF6D2B19E2">
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<mods:date id="175D2759F55D77560C6D08066CCAB881">2023</mods:date>
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<mods:number id="8C41BA4632C5396D1B29EDE4C2F814B6">2023-11-08</mods:number>
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<mods:url id="9432D86098BBE923AB6D958D627B4799">https://www.mapress.com/zt/article/download/zootaxa.5369.1.3/52229</mods:url>
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<mods:identifier id="FE13D33412E4F3D362B9EF218DE9963E" type="Zenodo-Dep">10146837</mods:identifier>
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<treatment id="153B577AFF99C02AFF6323B1088915F9" ID-DOI="http://doi.org/10.5281/zenodo.10247565" ID-GBIF-Taxon="217757360" ID-Zenodo-Dep="10247565" LSID="urn:lsid:zoobank.org:act:A767CF2D-6D25-4945-B238-FE3BDD174D82" httpUri="http://treatment.plazi.org/id/153B577AFF99C02AFF6323B1088915F9" lastPageId="19" lastPageNumber="76" pageId="17" pageNumber="74" scope_class="Demospongiae" scope_family="Polymastiidae" scope_order="Polymastiida" scope_phylum="Porifera">
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<subSubSection id="D588B5E7FF99C028FF6323B10FCD174B" pageId="17" pageNumber="74" type="nomenclature">
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<paragraph id="9D2DE66CFF99C028FF6323B10F1D176F" blockId="17.[151,974,1518,1617]" box="[151,798,1518,1545]" pageId="17" pageNumber="74">
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<heading id="C6655100FF99C028FF6323B10F1D176F" bold="true" box="[151,798,1518,1545]" fontSize="11" level="1" pageId="17" pageNumber="74" reason="1">
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<emphasis id="AFE63A7EFF99C028FF6323B10F1D176F" bold="true" box="[151,798,1518,1545]" pageId="17" pageNumber="74">
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<taxonomicName id="5A929DEFFF99C028FF6323B10D4E176F" ID-CoL="BW5F7" authority="Ekins & Erpenbeck & Wörheide & Hooper, 2023" authorityName="Ekins & Erpenbeck & Wörheide & Hooper" authorityYear="2023" box="[151,333,1518,1545]" class="Demospongiae" family="Polymastiidae" genus="Ridleia" kingdom="Animalia" order="Polymastiida" pageId="17" pageNumber="74" phylum="Porifera" rank="species" species="echidna" status="sp. nov.">
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<emphasis id="AFE63A7EFF99C028FF6323B10D4E176F" bold="true" box="[151,333,1518,1545]" italics="true" pageId="17" pageNumber="74">Ridleia echidna</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="B4D58705FF99C028FEA023B00DB2176F" box="[340,433,1519,1545]" pageId="17" pageNumber="74" rank="species">sp. nov.</taxonomicNameLabel>
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Ekins, Erpenbeck & Hooper
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="9D2DE66CFF99C028FF63204D0FCD174B" blockId="17.[151,974,1518,1617]" box="[151,974,1554,1581]" pageId="17" pageNumber="74">
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<uri id="E903EA6EFF99C028FF63204D0FCD174B" box="[151,974,1554,1581]" pageId="17" pageNumber="74">
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urn:lsid:zoobank.org:act:
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<uuid id="E934DCB9FF99C028FE5E204D0FCD174B" box="[426,974,1554,1581]" pageId="17" pageNumber="74">A767CF2D-6D25-4945-B238-FE3BDD174D82</uuid>
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</uri>
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</paragraph>
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<subSubSection id="D588B5E7FF99C028FF6320680D311737" box="[151,306,1591,1617]" pageId="17" pageNumber="74" type="description">
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<paragraph id="9D2DE66CFF99C028FF6320680D311737" blockId="17.[151,974,1518,1617]" box="[151,306,1591,1617]" pageId="17" pageNumber="74">
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<figureCitation id="05A9FAE9FF99C028FF6320680D031737" box="[151,256,1591,1617]" captionStart="FIGURE 1" captionStartId="3.[151,250,790,814]" captionTargetBox="[331,1256,179,765]" captionTargetId="figure-18@3.[331,1257,179,765]" captionTargetPageId="3" captionText="FIGURE 1. Distribution of the specimens of species described herein as they were collected during the expeditions." figureDoi="http://doi.org/10.5281/zenodo.10146839" httpUri="https://zenodo.org/record/10146839/files/figure.png" pageId="17" pageNumber="74">Figures 1</figureCitation>
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&
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<figureCitation id="05A9FAE9FF99C028FED020680D311737" box="[292,306,1591,1617]" captionStart="FIGURE 8" captionStartId="19.[151,250,150,174]" captionTargetId="figure-64@18.[181,1406,234,1973]" captionTargetPageId="18" captionText="FIGURE 8. Ridleia echidna sp. nov. A. The upper surface of the holotype QM G337550 after fixation. B. Cross section through the holotype, showing the radial palisade of the long tylostyles and the collagenous base of the ectosome, as well as the cavernous choanosome. C. SEM of a cross section through the holotype, showing the radial palisade of the long tylostyles, the composition of the collagenous base and small tracts of tylostyles in the cavernous choanosome. D. SEM close-up of the long tylostyles forming the ectosomal palisade. E. The long ectosomal tylostyles. F. The magnified ends of the tylostyle in E. G. The intermediate tylostyles that form the tangential layer of the choanosome. H. The small tylostyles that radiate from the base of the ectosome." figureDoi="http://doi.org/10.5281/zenodo.10171866" httpUri="https://zenodo.org/record/10171866/files/figure.png" pageId="17" pageNumber="74">8</figureCitation>
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</paragraph>
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<subSubSection id="D588B5E7FF99C028FF6320230EC617F5" box="[151,709,1659,1683]" pageId="17" pageNumber="74" type="reference_group">
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<paragraph id="9D2DE66CFF99C028FF6320230EC617F5" blockId="17.[151,709,1659,1683]" box="[151,709,1659,1683]" pageId="17" pageNumber="74">
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<treatmentCitationGroup id="BD82C142FF99C028FF6320230EC617F5" box="[151,709,1659,1683]" pageId="17" pageNumber="74">
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Part
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<taxonomicName id="5A929DEFFF99C028FF3220240D4317F5" box="[198,320,1659,1683]" class="Demospongiae" family="Polymastiidae" genus="Radiella" kingdom="Animalia" order="Polymastiida" pageId="17" pageNumber="74" phylum="Porifera" rank="species" species="undetermined">
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<emphasis id="AFE63A7EFF99C028FF3220240D1F17F5" box="[198,284,1659,1683]" italics="true" pageId="17" pageNumber="74">Radiella</emphasis>
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sp.
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</taxonomicName>
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QM 4942
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||
<emphasis id="AFE63A7EFF99C028FE5A20230DE517F5" box="[430,486,1660,1683]" italics="true" pageId="17" pageNumber="74">sensu</emphasis>
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<treatmentCitation id="1C33C07DFF99C028FE1820240EC617F5" author="O'Hara, T. D. & Williams, A. & Ahyong, S. T. & Alderslade, P. & Alvestad, T. & Bray, D. & Burghardt, I. & Budaeva, N. & Criscione, F. & Crowther, A. L. & Ekins, M. & Eleaume, M. & Farrelly, C. A. & Finn, J. K. & Georgieva, M. N. & Graham, A. & Gomon, M. & Gowlett-Holmes, K. & Gunton, L. M. & Hallan, A & Hosie, A. M. & Hutchings, P. & Kise, H. & Konsgrud, J. A. & Kupriyanova, E. & Lu, C. C. & Mackenzie, M. & Mah, C. & MacIntosh, H. & Merrin, K. L. & Miskelly, A. & Mitchell, M. L. & Moore, K. & Murray, A. & O'Loughlin, P. M. & Paxton, H. & Pogonoski, J. J. & Staples, D. & Watson, J. E. & Wilson, R. S. & Zhang, J. & Bax, N. J." box="[492,709,1659,1683]" page="4" pageId="17" pageNumber="74" year="2020">
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<bibRefCitation id="F9039B9DFF99C028FE1820240EC617F5" author="O'Hara, T. D. & Williams, A. & Ahyong, S. T. & Alderslade, P. & Alvestad, T. & Bray, D. & Burghardt, I. & Budaeva, N. & Criscione, F. & Crowther, A. L. & Ekins, M. & Eleaume, M. & Farrelly, C. A. & Finn, J. K. & Georgieva, M. N. & Graham, A. & Gomon, M. & Gowlett-Holmes, K. & Gunton, L. M. & Hallan, A & Hosie, A. M. & Hutchings, P. & Kise, H. & Konsgrud, J. A. & Kupriyanova, E. & Lu, C. C. & Mackenzie, M. & Mah, C. & MacIntosh, H. & Merrin, K. L. & Miskelly, A. & Mitchell, M. L. & Moore, K. & Murray, A. & O'Loughlin, P. M. & Paxton, H. & Pogonoski, J. J. & Staples, D. & Watson, J. E. & Wilson, R. S. & Zhang, J. & Bax, N. J." box="[492,709,1659,1683]" pageId="17" pageNumber="74" pagination="11" refId="ref18765" refString="O'Hara, T. D., Williams, A., Ahyong, S. T., Alderslade, P., Alvestad, T., Bray, D., Burghardt, I. Budaeva, N., Criscione, F., Crowther, A. L., Ekins, M., Eleaume, M., Farrelly, C. A., Finn, J. K., Georgieva, M. N., Graham, A., Gomon, M., Gowlett-Holmes, K., Gunton, L. M., Hallan, A, Hosie, A. M., Hutchings, P., Kise, H., K ˆ hler, F., Konsgrud, J. A., Kupriyanova, E., Lu, C. C., Mackenzie, M., Mah, C., MacIntosh, H., Merrin, K. L., Miskelly, A., Mitchell, M. L., Moore, K., Murray, A., O'Loughlin, P. M., Paxton, H., Pogonoski, J. J., Staples, D., Watson, J. E., Wilson, R. S., Zhang, J. & Bax, N. J. (2020) The lower bathyal and abyssal seafloor fauna of eastern Australia. Marine Biodiversity Records, 13, 11. https: // doi. org / 10.1186 / s 41200 - 020 - 00194 - 1" type="journal article" year="2020">
|
||
O’Hara
|
||
<emphasis id="AFE63A7EFF99C028FDCB20230E7117F5" box="[575,626,1659,1683]" italics="true" pageId="17" pageNumber="74">et al.</emphasis>
|
||
2020: 4
|
||
</bibRefCitation>
|
||
</treatmentCitation>
|
||
</treatmentCitationGroup>
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||
</paragraph>
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||
</subSubSection>
|
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<subSubSection id="D588B5E7FF99C02AFF63209E088915F9" lastPageId="19" lastPageNumber="76" pageId="17" pageNumber="74" type="materials_examined">
|
||
<paragraph id="9D2DE66CFF99C028FF63209E0E801645" blockId="17.[151,1437,1729,2008]" pageId="17" pageNumber="74">
|
||
<materialsCitation id="2DFAEC31FF99C028FF63209E0E801645" ID-GBIF-Occurrence="4440454325" collectingDate="2017-06-13" collectionCode="QM, RV" collectorName="Beam Trawl & Coll. Merrick Ekins" country="Australia" elevation="1053" latitude="-23.617" location="Material" longLatPrecision="55" longitude="154.1947" municipality="Coral Sea Commonwealth Marine Reserve" pageId="17" pageNumber="74" specimenCode="G337550, V03" specimenCount="1" stateProvince="Queensland" typeStatus="holotype">
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<location id="984DB0B7FF99C028FF63209E0CF517BD" LSID="urn:lsid:plazi:treatment:153B577AFF99C02AFF6323B1088915F9:984DB0B7FF99C028FF63209E0CF517BD" box="[151,246,1729,1755]" country="Australia" latitude="-23.617" longLatPrecision="55" longitude="154.1947" municipality="Coral Sea Commonwealth Marine Reserve" name="Material" pageId="17" pageNumber="74" stateProvince="Queensland">Material</location>
|
||
examined:
|
||
<typeStatus id="422958CEFF99C028FE8F209E0DE017BD" box="[379,483,1729,1755]" pageId="17" pageNumber="74" type="holotype">Holotype</typeStatus>
|
||
<collectionCode id="FB837EA9FF99C028FE1F209E0E1B17BD" box="[491,536,1729,1755]" country="Australia" lsid="urn:lsid:biocol.org:col:35019" name="Queensland Museum" pageId="17" pageNumber="74" type="Museum">QM</collectionCode>
|
||
<specimenCode id="CD344E17FF99C028FDD4209E0E8817BA" box="[544,651,1729,1756]" collectionCode="QM" country="Australia" lsid="urn:lsid:biocol.org:col:35019" name="Queensland Museum" pageId="17" pageNumber="74" type="Museum">G337550</specimenCode>
|
||
,
|
||
<collectingMunicipality id="7D497C16FF99C028FD6C209E087C17BA" box="[664,1151,1729,1756]" pageId="17" pageNumber="74">Coral Sea Commonwealth Marine Reserve</collectingMunicipality>
|
||
,
|
||
<collectingRegion id="5F56288EFF99C028FB7F209E091117BD" box="[1163,1298,1729,1755]" country="Australia" name="Queensland" pageId="17" pageNumber="74">Queensland</collectingRegion>
|
||
,
|
||
<collectingCountry id="E585A6FCFF99C028FAE9209E098417BD" box="[1309,1415,1729,1755]" name="Australia" pageId="17" pageNumber="74">Australia</collectingCountry>
|
||
,
|
||
<geoCoordinate id="F8A680ABFF99C028FA67209D0CE41666" degrees="23.587" direction="south" orientation="latitude" pageId="17" pageNumber="74" precision="55" value="-23.587">- 23.587</geoCoordinate>
|
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,
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<geoCoordinate id="F8A680ABFF99C028FF0620BA0D4E1666" box="[242,333,1765,1792]" degrees="154.194" direction="east" orientation="longitude" pageId="17" pageNumber="74" precision="55" value="154.194">154.194</geoCoordinate>
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to -23.617, 154.1947,
|
||
<quantity id="5A6A4B89FF99C028FDBB20BA0EEF1666" box="[591,748,1765,1792]" metricMagnitude="3" metricUnit="m" metricValue="1.053" metricValueMax="1.093" metricValueMin="1.013" pageId="17" pageNumber="74" unit="m" value="1053.0" valueMax="1093.0" valueMin="1013.0">
|
||
<elevation id="16BF015FFF99C028FDBB20BA0EEF1666" box="[591,748,1765,1792]" metricMagnitude="3" metricUnit="m" metricValue="1.053" metricValueMax="1.093" metricValueMin="1.013" pageId="17" pageNumber="74" unit="m" value="1053.0" valueMax="1093.0" valueMin="1013.0">1013–1093 m</elevation>
|
||
</quantity>
|
||
,
|
||
<collectorName id="306783BAFF99C028FD0320B90F801799" box="[759,899,1765,1792]" pageId="17" pageNumber="74">Beam Trawl</collectorName>
|
||
,
|
||
<collectorName id="306783BAFF99C028FC7920BA08681799" box="[909,1131,1765,1791]" pageId="17" pageNumber="74">Coll. Merrick Ekins</collectorName>
|
||
on
|
||
<collectionCode id="FB837EA9FF99C028FB6020B908BA1666" box="[1172,1209,1766,1792]" country="Italy" name="Collection of Leptospira Strains" pageId="17" pageNumber="74">RV</collectionCode>
|
||
<emphasis id="AFE63A7EFF99C028FB4A20B909461799" box="[1214,1349,1766,1791]" italics="true" pageId="17" pageNumber="74">Investigator</emphasis>
|
||
, Cruise IN2017_
|
||
<specimenCode id="CD344E17FF99C028FF0A21560D2D1645" box="[254,302,1801,1827]" collectionCode="V" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="17" pageNumber="74" type="Museum">V03</specimenCode>
|
||
, sample 121-149,
|
||
<date id="E92CC0ACFF99C028FE0F21560E831645" box="[507,640,1801,1827]" pageId="17" pageNumber="74" value="2017-06-13">
|
||
<collectingDate id="F9683944FF99C028FE0F21560E831645" box="[507,640,1801,1827]" pageId="17" pageNumber="74" value="2017-06-13">13/VI/2017</collectingDate>
|
||
</date>
|
||
.
|
||
</materialsCitation>
|
||
</paragraph>
|
||
<paragraph id="9D2DE66CFF99C028FF3321720E31160D" blockId="17.[151,1437,1729,2008]" pageId="17" pageNumber="74">
|
||
Etymology: named for its spiky surface and its egg-like morphology reminiscent of the egg laying monotreme
|
||
<emphasis id="AFE63A7EFF99C028FF63210E0CF7160D" box="[151,244,1873,1899]" italics="true" pageId="17" pageNumber="74">Echidna</emphasis>
|
||
spp, L.
|
||
<emphasis id="AFE63A7EFF99C028FEBB210E0D9D160D" box="[335,414,1873,1899]" italics="true" pageId="17" pageNumber="74">ekinos,</emphasis>
|
||
‘sea urchin’.
|
||
</paragraph>
|
||
<paragraph id="9D2DE66CFF99C028FF33212A082E16D5" blockId="17.[151,1437,1729,2008]" pageId="17" pageNumber="74">
|
||
Diagnosis: Egg shaped
|
||
<taxonomicName id="5A929DEFFF99C028FE25212A0E2116E9" authorityName="Dendy" authorityYear="1888" box="[465,546,1909,1935]" class="Demospongiae" family="Polymastiidae" genus="Ridleia" kingdom="Animalia" order="Polymastiida" pageId="17" pageNumber="74" phylum="Porifera" rank="genus">
|
||
<emphasis id="AFE63A7EFF99C028FE25212A0E2116E9" box="[465,546,1909,1935]" italics="true" pageId="17" pageNumber="74">Ridleia</emphasis>
|
||
</taxonomicName>
|
||
with a dense palisade of very thin, long tylostyles making up more than 2/3 of the sponge thickness, embedded in the collagenous layer and a cavernous interior.
|
||
</paragraph>
|
||
<paragraph id="9D2DE66CFF99C02BFF3321E20F0F11B3" blockId="17.[151,1437,1729,2008]" lastBlockId="18.[151,1437,150,213]" lastPageId="18" lastPageNumber="75" pageId="17" pageNumber="74">
|
||
Morphology: Growth form of the single known specimen so far is flattened egg-shaped,
|
||
<quantity id="5A6A4B89FF99C028FB6E21E208EB16BE" box="[1178,1256,1981,2008]" metricMagnitude="-2" metricUnit="m" metricValue="1.2" pageId="17" pageNumber="74" unit="mm" value="12.0">12 mm</quantity>
|
||
in length,
|
||
<quantity id="5A6A4B89FF99C028FAA921E2099E16BE" box="[1373,1437,1981,2008]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" pageId="17" pageNumber="74" unit="mm" value="9.0">9 mm</quantity>
|
||
in width, and
|
||
<quantity id="5A6A4B89FF9AC02BFEC726C90D7611D7" box="[307,373,150,177]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="18" pageNumber="75" unit="mm" value="5.0">5 mm</quantity>
|
||
in height (
|
||
<figureCitation id="05A9FAE9FF9AC02BFE0426C80E5211D7" box="[496,593,151,177]" captionStart="FIGURE 8" captionStartId="19.[151,250,150,174]" captionTargetId="figure-64@18.[181,1406,234,1973]" captionTargetPageId="18" captionText="FIGURE 8. Ridleia echidna sp. nov. A. The upper surface of the holotype QM G337550 after fixation. B. Cross section through the holotype, showing the radial palisade of the long tylostyles and the collagenous base of the ectosome, as well as the cavernous choanosome. C. SEM of a cross section through the holotype, showing the radial palisade of the long tylostyles, the composition of the collagenous base and small tracts of tylostyles in the cavernous choanosome. D. SEM close-up of the long tylostyles forming the ectosomal palisade. E. The long ectosomal tylostyles. F. The magnified ends of the tylostyle in E. G. The intermediate tylostyles that form the tangential layer of the choanosome. H. The small tylostyles that radiate from the base of the ectosome." figureDoi="http://doi.org/10.5281/zenodo.10171866" httpUri="https://zenodo.org/record/10171866/files/figure.png" pageId="18" pageNumber="75">Fig. 8 A</figureCitation>
|
||
). Papillae were not found and presumably were lost during collection. The sponge is firm but compressible with a fine hispid layer.
|
||
</paragraph>
|
||
<caption id="C9EDB6E4FF9BC02AFF6326C90D2710E0" ID-DOI="http://doi.org/10.5281/zenodo.10171866" ID-Zenodo-Dep="10171866" httpUri="https://zenodo.org/record/10171866/files/figure.png" pageId="19" pageNumber="76" startId="19.[151,250,150,174]" targetBox="[181,1406,234,1973]" targetPageId="18" targetType="figure">
|
||
<paragraph id="9D2DE66CFF9BC02AFF6326C90D2710E0" blockId="19.[151,1436,150,391]" pageId="19" pageNumber="76">
|
||
<emphasis id="AFE63A7EFF9BC02AFF6326C90D1511C8" bold="true" box="[151,278,150,174]" pageId="19" pageNumber="76">FIGURE 8.</emphasis>
|
||
<taxonomicName id="5A929DEFFF9BC02AFED426C80DC011C9" authority="Ekins & Erpenbeck & Wörheide & Hooper, 2023" authorityName="Ekins & Erpenbeck & Wörheide & Hooper" authorityYear="2023" box="[288,451,151,175]" class="Demospongiae" family="Polymastiidae" genus="Ridleia" kingdom="Animalia" order="Polymastiida" pageId="19" pageNumber="76" phylum="Porifera" rank="species" species="echidna" status="sp. nov.">
|
||
<emphasis id="AFE63A7EFF9BC02AFED426C80DC011C9" box="[288,451,151,175]" italics="true" pageId="19" pageNumber="76">Ridleia echidna</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="AFE63A7EFF9BC02AFE3926C80E2211C9" bold="true" box="[461,545,151,175]" pageId="19" pageNumber="76">
|
||
<taxonomicNameLabel id="B4D58705FF9BC02AFE3926C80E2211C9" box="[461,545,151,175]" pageId="19" pageNumber="76" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
A. The upper surface of the holotype QM G337550 after fixation. B. Cross section through the holotype, showing the radial palisade of the long tylostyles and the collagenous base of the ectosome, as well as the cavernous choanosome. C. SEM of a cross section through the holotype, showing the radial palisade of the long tylostyles, the composition of the collagenous base and small tracts of tylostyles in the cavernous choanosome. D. SEM close-up of the long tylostyles forming the ectosomal palisade. E. The long ectosomal tylostyles. F. The magnified ends of the tylostyle in E. G. The intermediate tylostyles that form the tangential layer of the choanosome. H. The small tylostyles that radiate from the base of the ectosome.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="9D2DE66CFF9BC02AFF3327EA0EB113E5" blockId="19.[151,1437,437,1183]" pageId="19" pageNumber="76">
|
||
Skeleton: This species is characterised by the massive palisade of large principal tylostyles almost
|
||
<quantity id="5A6A4B89FF9BC02AFAA327EA099E10A9" box="[1367,1437,437,463]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="19" pageNumber="76" unit="mm" value="2.0">2 mm</quantity>
|
||
thick that makes up two thirds of the whole sponge body width (
|
||
<figureCitation id="05A9FAE9FF9BC02AFC9B27860FF21095" box="[879,1009,473,499]" captionStart="FIGURE 8" captionStartId="19.[151,250,150,174]" captionTargetId="figure-64@18.[181,1406,234,1973]" captionTargetPageId="18" captionText="FIGURE 8. Ridleia echidna sp. nov. A. The upper surface of the holotype QM G337550 after fixation. B. Cross section through the holotype, showing the radial palisade of the long tylostyles and the collagenous base of the ectosome, as well as the cavernous choanosome. C. SEM of a cross section through the holotype, showing the radial palisade of the long tylostyles, the composition of the collagenous base and small tracts of tylostyles in the cavernous choanosome. D. SEM close-up of the long tylostyles forming the ectosomal palisade. E. The long ectosomal tylostyles. F. The magnified ends of the tylostyle in E. G. The intermediate tylostyles that form the tangential layer of the choanosome. H. The small tylostyles that radiate from the base of the ectosome." figureDoi="http://doi.org/10.5281/zenodo.10171866" httpUri="https://zenodo.org/record/10171866/files/figure.png" pageId="19" pageNumber="76">Fig. 8 A–C</figureCitation>
|
||
). These large ectosomal tylostyles are embedded in the collagenous layer. The small tylostyles also emerge from the collagenous layer and are orientated radially as the large tylostyles (
|
||
<figureCitation id="05A9FAE9FF9BC02AFDF4247E0E8A135D" box="[512,649,545,571]" captionStart="FIGURE 8" captionStartId="19.[151,250,150,174]" captionTargetId="figure-64@18.[181,1406,234,1973]" captionTargetPageId="18" captionText="FIGURE 8. Ridleia echidna sp. nov. A. The upper surface of the holotype QM G337550 after fixation. B. Cross section through the holotype, showing the radial palisade of the long tylostyles and the collagenous base of the ectosome, as well as the cavernous choanosome. C. SEM of a cross section through the holotype, showing the radial palisade of the long tylostyles, the composition of the collagenous base and small tracts of tylostyles in the cavernous choanosome. D. SEM close-up of the long tylostyles forming the ectosomal palisade. E. The long ectosomal tylostyles. F. The magnified ends of the tylostyle in E. G. The intermediate tylostyles that form the tangential layer of the choanosome. H. The small tylostyles that radiate from the base of the ectosome." figureDoi="http://doi.org/10.5281/zenodo.10171866" httpUri="https://zenodo.org/record/10171866/files/figure.png" pageId="19" pageNumber="76">Fig. 8 C, D</figureCitation>
|
||
). The lowest portion of the collagenous layer is characterised by the reduced and concentrated layer of tangential intermediate tylostyles. The inner choanosome has a cavernous interior with some residual tylostyle tracts (
|
||
<figureCitation id="05A9FAE9FF9BC02AFDD124360EA613E5" box="[549,677,617,643]" captionStart="FIGURE 8" captionStartId="19.[151,250,150,174]" captionTargetId="figure-64@18.[181,1406,234,1973]" captionTargetPageId="18" captionText="FIGURE 8. Ridleia echidna sp. nov. A. The upper surface of the holotype QM G337550 after fixation. B. Cross section through the holotype, showing the radial palisade of the long tylostyles and the collagenous base of the ectosome, as well as the cavernous choanosome. C. SEM of a cross section through the holotype, showing the radial palisade of the long tylostyles, the composition of the collagenous base and small tracts of tylostyles in the cavernous choanosome. D. SEM close-up of the long tylostyles forming the ectosomal palisade. E. The long ectosomal tylostyles. F. The magnified ends of the tylostyle in E. G. The intermediate tylostyles that form the tangential layer of the choanosome. H. The small tylostyles that radiate from the base of the ectosome." figureDoi="http://doi.org/10.5281/zenodo.10171866" httpUri="https://zenodo.org/record/10171866/files/figure.png" pageId="19" pageNumber="76">Fig. 8 B, C</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="9D2DE66CFF9BC02AFF3324D208401275" blockId="19.[151,1437,437,1183]" pageId="19" pageNumber="76">
|
||
Spicules: The ectosome is composed mainly of the long thin tylostyles that characterise this new species (994– (1907)–3200 × 9.9–(15.6)–24.2 μm (n=54) (
|
||
<figureCitation id="05A9FAE9FF9BC02AFD7124EE0EFB13AD" box="[645,760,689,715]" captionStart="FIGURE 8" captionStartId="19.[151,250,150,174]" captionTargetId="figure-64@18.[181,1406,234,1973]" captionTargetPageId="18" captionText="FIGURE 8. Ridleia echidna sp. nov. A. The upper surface of the holotype QM G337550 after fixation. B. Cross section through the holotype, showing the radial palisade of the long tylostyles and the collagenous base of the ectosome, as well as the cavernous choanosome. C. SEM of a cross section through the holotype, showing the radial palisade of the long tylostyles, the composition of the collagenous base and small tracts of tylostyles in the cavernous choanosome. D. SEM close-up of the long tylostyles forming the ectosomal palisade. E. The long ectosomal tylostyles. F. The magnified ends of the tylostyle in E. G. The intermediate tylostyles that form the tangential layer of the choanosome. H. The small tylostyles that radiate from the base of the ectosome." figureDoi="http://doi.org/10.5281/zenodo.10171866" httpUri="https://zenodo.org/record/10171866/files/figure.png" pageId="19" pageNumber="76">Fig. 8 E,F</figureCitation>
|
||
). The small tylostyles also make up the base of the ectosome (156–(296)–426 × 3.4–(7.5)–10.4 μm (n=36) (
|
||
<figureCitation id="05A9FAE9FF9BC02AFD67248A0EEC1389" box="[659,751,725,751]" captionStart="FIGURE 8" captionStartId="19.[151,250,150,174]" captionTargetId="figure-64@18.[181,1406,234,1973]" captionTargetPageId="18" captionText="FIGURE 8. Ridleia echidna sp. nov. A. The upper surface of the holotype QM G337550 after fixation. B. Cross section through the holotype, showing the radial palisade of the long tylostyles and the collagenous base of the ectosome, as well as the cavernous choanosome. C. SEM of a cross section through the holotype, showing the radial palisade of the long tylostyles, the composition of the collagenous base and small tracts of tylostyles in the cavernous choanosome. D. SEM close-up of the long tylostyles forming the ectosomal palisade. E. The long ectosomal tylostyles. F. The magnified ends of the tylostyle in E. G. The intermediate tylostyles that form the tangential layer of the choanosome. H. The small tylostyles that radiate from the base of the ectosome." figureDoi="http://doi.org/10.5281/zenodo.10171866" httpUri="https://zenodo.org/record/10171866/files/figure.png" pageId="19" pageNumber="76">Fig. 8 H</figureCitation>
|
||
). The intermediate tylostyles make up the tangential outermost layer of the choanosome (448–(662)–1000 × 6.5–(10.5)–13.8 μm (n=22) (
|
||
<figureCitation id="05A9FAE9FF9BC02AFC2124A608351275" box="[981,1078,761,787]" captionStart="FIGURE 8" captionStartId="19.[151,250,150,174]" captionTargetId="figure-64@18.[181,1406,234,1973]" captionTargetPageId="18" captionText="FIGURE 8. Ridleia echidna sp. nov. A. The upper surface of the holotype QM G337550 after fixation. B. Cross section through the holotype, showing the radial palisade of the long tylostyles and the collagenous base of the ectosome, as well as the cavernous choanosome. C. SEM of a cross section through the holotype, showing the radial palisade of the long tylostyles, the composition of the collagenous base and small tracts of tylostyles in the cavernous choanosome. D. SEM close-up of the long tylostyles forming the ectosomal palisade. E. The long ectosomal tylostyles. F. The magnified ends of the tylostyle in E. G. The intermediate tylostyles that form the tangential layer of the choanosome. H. The small tylostyles that radiate from the base of the ectosome." figureDoi="http://doi.org/10.5281/zenodo.10171866" httpUri="https://zenodo.org/record/10171866/files/figure.png" pageId="19" pageNumber="76">Fig. 8 G</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="9D2DE66CFF9BC02AFF3325420E801251" blockId="19.[151,1437,437,1183]" box="[199,643,797,823]" pageId="19" pageNumber="76">Distribution: Coral Sea, bathyal depths.</paragraph>
|
||
<paragraph id="9D2DE66CFF9BC02AFF33251E0DD9123D" blockId="19.[151,1437,437,1183]" box="[199,474,833,859]" pageId="19" pageNumber="76">Ecology: Mud substrate.</paragraph>
|
||
<paragraph id="9D2DE66CFF9BC02AFF33253A08DF1219" blockId="19.[151,1437,437,1183]" box="[199,1244,869,895]" pageId="19" pageNumber="76">Molecular data: no unambiguous 28S-C region barcode could be generated from this species.</paragraph>
|
||
<paragraph id="9D2DE66CFF9BC02AFF3325D6088915F9" blockId="19.[151,1437,437,1183]" pageId="19" pageNumber="76">
|
||
Remarks: The
|
||
<typeStatus id="422958CEFF9BC02AFE9825D60DCD12C5" box="[364,462,905,931]" pageId="19" pageNumber="76" type="holotype">holotype</typeStatus>
|
||
of
|
||
<taxonomicName id="5A929DEFFF9BC02AFE0025D60EA612C5" authority="Ekins & Erpenbeck & Wörheide & Hooper, 2023" authorityName="Ekins & Erpenbeck & Wörheide & Hooper" authorityYear="2023" box="[500,677,905,931]" class="Demospongiae" family="Polymastiidae" genus="Ridleia" kingdom="Animalia" order="Polymastiida" pageId="19" pageNumber="76" phylum="Porifera" rank="species" species="echidna" status="sp. nov.">
|
||
<emphasis id="AFE63A7EFF9BC02AFE0025D60EA612C5" box="[500,677,905,931]" italics="true" pageId="19" pageNumber="76">Ridleia echidna</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="AFE63A7EFF9BC02AFD5825D60F0512C5" bold="true" box="[684,774,905,931]" pageId="19" pageNumber="76">
|
||
<taxonomicNameLabel id="B4D58705FF9BC02AFD5825D60F0512C5" box="[684,774,905,931]" pageId="19" pageNumber="76" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
,
|
||
<collectionCode id="FB837EA9FF9BC02AFCE025D60F4212C5" box="[788,833,905,931]" country="Australia" lsid="urn:lsid:biocol.org:col:35019" name="Queensland Museum" pageId="19" pageNumber="76" type="Museum">QM</collectionCode>
|
||
G337550, is very different from the only two species remaining in this genus, i.e.
|
||
<taxonomicName id="5A929DEFFF9BC02AFE1025F10F0E12A1" authority="Dendy, 1888" authorityName="Dendy" authorityYear="1888" box="[484,781,941,967]" class="Demospongiae" family="Polymastiidae" genus="Ridleia" kingdom="Animalia" order="Polymastiida" pageId="19" pageNumber="76" phylum="Porifera" rank="species" species="oviformis">
|
||
<emphasis id="AFE63A7EFF9BC02AFE1025F10E7212A1" box="[484,625,941,967]" italics="true" pageId="19" pageNumber="76">R. oviformis</emphasis>
|
||
<bibRefCitation id="F9039B9DFF9BC02AFD8F25F20F0E12A1" author="Dendy, A." box="[635,781,941,967]" pageId="19" pageNumber="76" pagination="513 - 529" refId="ref17381" refString="Dendy, A. (1888) Studies on the Comparative Anatomy of Sponges. I. On the genera Ridleia, n. gen., and Quasillina, Norman. Quarterly Journal of Microscopical Science, 28 (2), 513 - 529, pl. XLII. [https: // www. biodiversitylibrary. org / item / 49102 # page / 529 / mode / 1 up] https: // doi. org / 10.1242 / jcs. s 2 - 28.112.513" type="journal article" year="1888">Dendy, 1888</bibRefCitation>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="5A929DEFFF9BC02AFCBD25F108AD12A1" authority="de Laubenfels, 1934" authorityName="de Laubenfels" authorityYear="1934" box="[841,1198,941,967]" class="Demospongiae" family="Polymastiidae" genus="Ridleia" kingdom="Animalia" order="Polymastiida" pageId="19" pageNumber="76" phylum="Porifera" rank="species" species="dendyi">
|
||
<emphasis id="AFE63A7EFF9BC02AFCBD25F10FB412A1" box="[841,951,941,967]" italics="true" pageId="19" pageNumber="76">R. dendyi</emphasis>
|
||
de
|
||
<bibRefCitation id="F9039B9DFF9BC02AFC1125F208AD12A1" author="Laubenfels, M. W. de" box="[997,1198,941,967]" pageId="19" pageNumber="76" pagination="1 - 28" refId="ref18437" refString="Laubenfels, M. W. de. (1934) New sponges from the Puerto Rican deep. Smithsonian Miscellaneous Collections, 91 (17), 1 - 28. [https: // www. biodiversitylibrary. org / page / 24733980 # page / 309 / mode / 1 up]" type="journal article" year="1934">Laubenfels, 1934</bibRefCitation>
|
||
</taxonomicName>
|
||
. It differs from both other known species by its massive ectosomal palisade of tylostyles and the very reduced and concentrated layer of paratangential tylostyles. The choanosome has a cavernous interior with some residual tylostyle tracts. It is assigned to
|
||
<taxonomicName id="5A929DEFFF9BC02AFED422460DBC1555" authorityName="Gray" authorityYear="1867" box="[288,447,1049,1075]" class="Demospongiae" family="Polymastiidae" kingdom="Animalia" order="Polymastiida" pageId="19" pageNumber="76" phylum="Porifera" rank="family">Polymastiidae</taxonomicName>
|
||
based on the possession of several sizes of tylostyles, a distinct cortex, ectosome and internal spicule free choanosome. But it differs
|
||
<emphasis id="AFE63A7EFF9BC02AFD5322610F301531" box="[679,819,1086,1111]" italics="true" pageId="19" pageNumber="76">sensu stricto</emphasis>
|
||
due to its primary styles being radial and the secondary styles are tangentially distributed.
|
||
<taxonomicName id="5A929DEFFF9BC02AFDEB223E0E73151D" authorityName="Dendy" authorityYear="1888" box="[543,624,1121,1147]" class="Demospongiae" family="Polymastiidae" genus="Ridleia" kingdom="Animalia" order="Polymastiida" pageId="19" pageNumber="76" phylum="Porifera" rank="genus">
|
||
<emphasis id="AFE63A7EFF9BC02AFDEB223E0E73151D" box="[543,624,1121,1147]" italics="true" pageId="19" pageNumber="76">Ridleia</emphasis>
|
||
</taxonomicName>
|
||
is the closest genus we consider to allocate this new species, requiring confirmation based on molecular data from other species presently allocated to this genus.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |