241 lines
23 KiB
XML
241 lines
23 KiB
XML
<document ID-DOI="10.5281/zenodo.272951" ID-GBIF-Dataset="e2c88f4c-3ac2-45f9-95e4-99b75561a081" ID-ISSN="1175-5326" ID-Zenodo-Dep="272951" ID-ZooBank="6D68A019-6F63-4AA4-A8B3-92D351F1F69B" checkinTime="1484409208030" checkinUser="plazi" docAuthor="Van, Rob W. M." docDate="2017" docId="03A80010771BFFE1FF14A0E1908DFE86" docLanguage="en" docName="zootaxa.4217.1.1.pdf.imf" docOrigin="Zootaxa 1" docStyle="DocumentStylede.uka.ipd.idaho.easyIO.settings.Settings@5ce3343f" docStyleName="zootaxa.2013.monograph" docTitle="Rhabdastrella fibrosa Hechtel 1983" docType="treatment" docVersion="19" lastPageNumber="77" masterDocId="FF9178687757FFACFF83A36B907DFF9A" masterDocTitle="Sponges of the Guyana Shelf" masterLastPageNumber="225" masterPageNumber="1" pageNumber="77" updateTime="1645784257244" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Sponges of the Guyana Shelf</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Van, Rob W. M.</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2017</mods:date>
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<mods:detail type="issue">
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<mods:number>1</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>225</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">10.5281/zenodo.272951</mods:identifier>
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<mods:identifier type="GBIF-Dataset">e2c88f4c-3ac2-45f9-95e4-99b75561a081</mods:identifier>
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<mods:identifier type="ISSN">1175-5326</mods:identifier>
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<mods:identifier type="Zenodo-Dep">272951</mods:identifier>
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<mods:identifier type="ZooBank">6D68A019-6F63-4AA4-A8B3-92D351F1F69B</mods:identifier>
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</mods:mods>
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<treatment ID-DOI="http://doi.org/10.5281/zenodo.5698626" ID-GBIF-Taxon="127419920" ID-Zenodo-Dep="5698626" LSID="urn:lsid:plazi:treatment:03A80010771BFFE1FF14A0E1908DFE86" httpUri="http://treatment.plazi.org/id/03A80010771BFFE1FF14A0E1908DFE86" lastPageId="77" lastPageNumber="77" pageId="76" pageNumber="77">
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<subSubSection pageId="76" pageNumber="77" type="nomenclature">
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<paragraph blockId="76.[151,589,906,966]" box="[151,589,906,932]" pageId="76" pageNumber="77">
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<heading bold="true" box="[151,589,906,932]" fontSize="11" level="1" pageId="76" pageNumber="77" reason="1">
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<taxonomicName authority="Hechtel, 1983" authorityName="Hechtel" authorityYear="1983" box="[151,589,906,932]" class="Demospongiae" family="Ancorinidae" genus="Rhabdastrella" kingdom="Animalia" order="Astrophorida" pageId="76" pageNumber="77" phylum="Porifera" rank="species" species="fibrosa">
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<emphasis bold="true" box="[151,589,906,932]" pageId="76" pageNumber="77">
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<emphasis bold="true" box="[151,412,906,932]" italics="true" pageId="76" pageNumber="77">Rhabdastrella fibrosa</emphasis>
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<bibRefCitation author="Hechtel" box="[420,589,906,932]" pageId="76" pageNumber="77" refString="Hechtel, G. J. (1983) New species of marine Demospongiae from Brazil. Iheringia (Zoologia), 63, 58 - 89." type="journal article" year="1983">Hechtel, 1983</bibRefCitation>
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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<paragraph blockId="76.[151,589,906,966]" box="[151,305,941,966]" pageId="76" pageNumber="77">
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<figureCitation box="[151,269,941,966]" captionStart="FIGURE 49" captionStartId="77.[151,250,1613,1635]" captionTargetBox="[151,1436,339,1592]" captionTargetId="figure@77.[151,1436,339,1592]" captionTargetPageId="77" captionText="FIGURE 49. Rhabdastrella fibrosa Hechtel, 1983, a, habitus of RMNH Por. 9785 (scale bar = 1 cm), b – f, SEM images of spicules, b, oxea, b 1, detail of one of the apices of b, c, ortho- to plagiotriaenes, c 1, cladome of c, d, anthaster, e, small strongylospheraster, f, oxyaster," httpUri="https://zenodo.org/record/273000/files/figure.png" pageId="76" pageNumber="77">Figures 49</figureCitation>
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a–f
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</paragraph>
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</subSubSection>
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<subSubSection pageId="76" pageNumber="77" type="reference_group">
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<paragraph blockId="76.[151,804,1013,1066]" pageId="76" pageNumber="77">
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<treatmentCitationGroup pageId="76" pageNumber="77">
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<taxonomicName authority="Hechtel, 1983: 81" authorityName="Hechtel" authorityPageNumber="81" authorityYear="1983" box="[151,679,1013,1035]" class="Demospongiae" family="Ancorinidae" genus="Rhabdastrella" kingdom="Animalia" order="Astrophorida" pageId="76" pageNumber="77" phylum="Porifera" rank="species" species="fibrosa" subGenus="Aurorella">
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<emphasis box="[151,490,1013,1035]" italics="true" pageId="76" pageNumber="77">Rhabdastrella (Aurorella) fibrosa</emphasis>
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<treatmentCitation author="Hechtel" box="[496,679,1013,1035]" page="81" pageId="76" pageNumber="77" year="1983">
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<bibRefCitation author="Hechtel" box="[496,642,1013,1035]" pageId="76" pageNumber="77" refString="Hechtel, G. J. (1983) New species of marine Demospongiae from Brazil. Iheringia (Zoologia), 63, 58 - 89." type="journal article" year="1983">Hechtel, 1983</bibRefCitation>
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: 81
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</treatmentCitation>
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</taxonomicName>
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, figs 23–24;
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<taxonomicName box="[151,371,1044,1066]" class="Demospongiae" family="Ancorinidae" genus="Rhabdastrella" kingdom="Animalia" order="Astrophorida" pageId="76" pageNumber="77" phylum="Porifera" rank="species" species="fibrosa">
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<emphasis box="[151,371,1044,1066]" italics="true" pageId="76" pageNumber="77">Rhabdastrella fibrosa</emphasis>
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</taxonomicName>
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; Muricy
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<emphasis box="[465,516,1044,1066]" italics="true" pageId="76" pageNumber="77">et al.</emphasis>
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2011: 41, fig.
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<specimenCount box="[663,695,1044,1066]" pageId="76" pageNumber="77" type="generic">5F.</specimenCount>
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</treatmentCitationGroup>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="76" pageNumber="77" type="materials_examined">
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<paragraph blockId="76.[151,1437,1110,2035]" pageId="76" pageNumber="77">
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<materialsCitation ID-GBIF-Occurrence="1424726286" collectingDate="1970-08-30" collectionCode="RMNH" country="Guyana" elevation="98" latitude="7.6833" location="Material" longLatPrecision="7" longitude="-57.0333" pageId="76" pageNumber="77" specimenCount="1">
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<emphasis bold="true" box="[151,392,1110,1135]" pageId="76" pageNumber="77">
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<location LSID="urn:lsid:plazi:treatment:03A80010771BFFE1FF14A0E1908DFE86:8EDEE7DD771BFFE0FF14A73D9082FBF5" box="[151,255,1110,1135]" country="Guyana" latitude="7.6833" longLatPrecision="7" longitude="-57.0333" name="Material" pageId="76" pageNumber="77">Material</location>
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examined.
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</emphasis>
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<collectionCode box="[405,489,1111,1134]" country="Netherlands" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34992" name="National Museum of Natural History, Naturalis" pageId="76" pageNumber="77">RMNH</collectionCode>
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Por. 9785,
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<collectingCountry box="[639,729,1111,1135]" name="Guyana" pageId="76" pageNumber="77">Guyana</collectingCountry>
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, ‘Luymes’
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<collectingCountry box="[871,958,1111,1135]" name="Guyana" pageId="76" pageNumber="77">Guyana</collectingCountry>
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Shelf Expedition, station 51,
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<geoCoordinate box="[1328,1436,1110,1135]" direction="north" orientation="latitude" pageId="76" pageNumber="77" precision="5" value="7.6833">7.6833°N</geoCoordinate>
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<geoCoordinate box="[151,279,1146,1171]" direction="west" orientation="longitude" pageId="76" pageNumber="77" precision="5" value="-57.0333">57.0333°W</geoCoordinate>
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, depth
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<quantity box="[360,419,1147,1171]" metricMagnitude="1" metricUnit="m" metricValue="9.8" pageId="76" pageNumber="77" unit="m" value="98.0">
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<elevation box="[360,419,1147,1171]" metricMagnitude="1" metricUnit="m" metricValue="9.8" pageId="76" pageNumber="77" unit="m" value="98.0">98 m</elevation>
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</quantity>
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, bottom calcareous sand,
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<date box="[708,891,1147,1171]" pageId="76" pageNumber="77" value="1970-08-30">
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<collectingDate box="[708,891,1147,1171]" pageId="76" pageNumber="77" value="1970-08-30">30 August 1970</collectingDate>
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</date>
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="76" pageNumber="77" type="description">
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<paragraph blockId="76.[151,1437,1110,2035]" pageId="76" pageNumber="77">
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<emphasis bold="true" box="[199,345,1182,1207]" pageId="76" pageNumber="77">Description.</emphasis>
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Lobate sponges (
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<figureCitation box="[544,626,1182,1207]" captionStart="FIGURE 49" captionStartId="77.[151,250,1613,1635]" captionTargetBox="[151,1436,339,1592]" captionTargetId="figure@77.[151,1436,339,1592]" captionTargetPageId="77" captionText="FIGURE 49. Rhabdastrella fibrosa Hechtel, 1983, a, habitus of RMNH Por. 9785 (scale bar = 1 cm), b – f, SEM images of spicules, b, oxea, b 1, detail of one of the apices of b, c, ortho- to plagiotriaenes, c 1, cladome of c, d, anthaster, e, small strongylospheraster, f, oxyaster," httpUri="https://zenodo.org/record/273000/files/figure.png" pageId="76" pageNumber="77">Fig. 49</figureCitation>
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a) with smooth dark red-brown surface. A few small contracted oscules crown the upper surface of the lobes. Size of the two specimens respectively 4.5
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<date box="[1079,1115,1219,1243]" pageId="76" pageNumber="77">x 3</date>
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||
<date box="[1124,1160,1219,1243]" pageId="76" pageNumber="77">
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x
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<quantity box="[1146,1160,1219,1243]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="76" pageNumber="77" unit="cm" value="2.0">2</quantity>
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||
</date>
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||
cm and 4
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||
<date box="[1283,1320,1219,1243]" pageId="76" pageNumber="77">x 2</date>
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x
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<quantity box="[1351,1433,1218,1243]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="76" pageNumber="77" unit="cm" value="1.5">1.5 cm</quantity>
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. Interior lighter colored, Consistency crumbly, compressible.
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</paragraph>
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<paragraph blockId="76.[151,1437,1110,2035]" pageId="76" pageNumber="77">
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||
<emphasis bold="true" box="[199,309,1290,1315]" pageId="76" pageNumber="77">Skeleton.</emphasis>
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A dense cortical region of
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<quantity box="[631,699,1291,1315]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="76" pageNumber="77" unit="mm" value="2.0">2 mm</quantity>
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thickness consisting of packed strongylospherasters, pierced by oxeas and carried by the cladomes of subcortical ortho/plagiotriaenes. Choanosomal skeleton with low spicular density, many megascleres singly, with few bundles.
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</paragraph>
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<paragraph blockId="76.[151,1437,1110,2035]" box="[199,1136,1398,1423]" pageId="76" pageNumber="77">
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<emphasis bold="true" box="[199,304,1398,1423]" pageId="76" pageNumber="77">Spicules.</emphasis>
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(
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<figureCitation box="[319,403,1398,1423]" captionStart="FIGURE 49" captionStartId="77.[151,250,1613,1635]" captionTargetBox="[151,1436,339,1592]" captionTargetId="figure@77.[151,1436,339,1592]" captionTargetPageId="77" captionText="FIGURE 49. Rhabdastrella fibrosa Hechtel, 1983, a, habitus of RMNH Por. 9785 (scale bar = 1 cm), b – f, SEM images of spicules, b, oxea, b 1, detail of one of the apices of b, c, ortho- to plagiotriaenes, c 1, cladome of c, d, anthaster, e, small strongylospheraster, f, oxyaster," httpUri="https://zenodo.org/record/273000/files/figure.png" pageId="76" pageNumber="77">Figs 49</figureCitation>
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b–f) Oxeas, ortho/plagiotriaenes, strongylospherasters, oxyasters.
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</paragraph>
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<paragraph blockId="76.[151,1437,1110,2035]" box="[199,1356,1434,1459]" pageId="76" pageNumber="77">
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Oxeas (
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<figureCitation box="[284,373,1434,1459]" captionStart="FIGURE 49" captionStartId="77.[151,250,1613,1635]" captionTargetBox="[151,1436,339,1592]" captionTargetId="figure@77.[151,1436,339,1592]" captionTargetPageId="77" captionText="FIGURE 49. Rhabdastrella fibrosa Hechtel, 1983, a, habitus of RMNH Por. 9785 (scale bar = 1 cm), b – f, SEM images of spicules, b, oxea, b 1, detail of one of the apices of b, c, ortho- to plagiotriaenes, c 1, cladome of c, d, anthaster, e, small strongylospheraster, f, oxyaster," httpUri="https://zenodo.org/record/273000/files/figure.png" pageId="76" pageNumber="77">Figs 49</figureCitation>
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b,b1), elongately fusiform, with many thinner stages,
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<date box="[969,1094,1435,1459]" pageId="76" pageNumber="77" value="1130" valueMax="1275">
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||
1130–
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<emphasis box="[1038,1094,1435,1459]" italics="true" pageId="76" pageNumber="77">1275</emphasis>
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</date>
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–
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<date box="[1109,1262,1435,1459]" pageId="76" pageNumber="77" value="1440-10-14" valueMax="1440-10-29" valueMin="1440-10-14">
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1440 x 14–
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<emphasis box="[1234,1262,1435,1459]" italics="true" pageId="76" pageNumber="77">29</emphasis>
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</date>
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–41 µm.
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</paragraph>
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<paragraph blockId="76.[151,1437,1110,2035]" pageId="76" pageNumber="77">
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Ortho- to plagiotriaenes (
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<figureCitation box="[487,580,1470,1495]" captionStart="FIGURE 49" captionStartId="77.[151,250,1613,1635]" captionTargetBox="[151,1436,339,1592]" captionTargetId="figure@77.[151,1436,339,1592]" captionTargetPageId="77" captionText="FIGURE 49. Rhabdastrella fibrosa Hechtel, 1983, a, habitus of RMNH Por. 9785 (scale bar = 1 cm), b – f, SEM images of spicules, b, oxea, b 1, detail of one of the apices of b, c, ortho- to plagiotriaenes, c 1, cladome of c, d, anthaster, e, small strongylospheraster, f, oxyaster," httpUri="https://zenodo.org/record/273000/files/figure.png" pageId="76" pageNumber="77">Figs 49</figureCitation>
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c,c1), in a large size range, but not readily divisible in size categories, with conical endings of cladi and rhabdomes, cladi usually angled almost in the same plane except for the central axial part which is curved inwards; cladi occasionally wobbly or curled; rhabdomes 576–
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<emphasis box="[1124,1166,1543,1567]" italics="true" pageId="76" pageNumber="77">814</emphasis>
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–
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<date box="[1180,1295,1543,1567]" pageId="76" pageNumber="77" value="1110-10-24">1110 x 24</date>
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–
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<emphasis box="[1310,1338,1543,1567]" italics="true" pageId="76" pageNumber="77">41</emphasis>
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–63 µm; cladomes 213–
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<emphasis box="[319,361,1578,1603]" italics="true" pageId="76" pageNumber="77">386</emphasis>
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–540 µm; cladi 121–
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<emphasis box="[595,637,1579,1603]" italics="true" pageId="76" pageNumber="77">198</emphasis>
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–270
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<date box="[700,747,1579,1603]" pageId="76" pageNumber="77" value="1919-10">x 19</date>
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–
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<emphasis box="[763,812,1579,1603]" italics="true" pageId="76" pageNumber="77">32.5</emphasis>
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–48 µm.
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</paragraph>
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<paragraph blockId="76.[151,1437,1110,2035]" pageId="76" pageNumber="77">
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Strongylospherasters (
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<figureCitation box="[448,535,1614,1639]" captionStart="FIGURE 49" captionStartId="77.[151,250,1613,1635]" captionTargetBox="[151,1436,339,1592]" captionTargetId="figure@77.[151,1436,339,1592]" captionTargetPageId="77" captionText="FIGURE 49. Rhabdastrella fibrosa Hechtel, 1983, a, habitus of RMNH Por. 9785 (scale bar = 1 cm), b – f, SEM images of spicules, b, oxea, b 1, detail of one of the apices of b, c, ortho- to plagiotriaenes, c 1, cladome of c, d, anthaster, e, small strongylospheraster, f, oxyaster," httpUri="https://zenodo.org/record/273000/files/figure.png" pageId="76" pageNumber="77">Figs 49</figureCitation>
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d–e) in two size categories, the larger (
|
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<figureCitation box="[973,1054,1614,1639]" captionStart="FIGURE 49" captionStartId="77.[151,250,1613,1635]" captionTargetBox="[151,1436,339,1592]" captionTargetId="figure@77.[151,1436,339,1592]" captionTargetPageId="77" captionText="FIGURE 49. Rhabdastrella fibrosa Hechtel, 1983, a, habitus of RMNH Por. 9785 (scale bar = 1 cm), b – f, SEM images of spicules, b, oxea, b 1, detail of one of the apices of b, c, ortho- to plagiotriaenes, c 1, cladome of c, d, anthaster, e, small strongylospheraster, f, oxyaster," httpUri="https://zenodo.org/record/273000/files/figure.png" pageId="76" pageNumber="77">Fig. 49</figureCitation>
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||
d) of which are anthasters, i.e. the rays and center are predominantly smooth and only the rounded tips are heavily spined, diameters 22–
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<emphasis box="[1300,1349,1651,1675]" italics="true" pageId="76" pageNumber="77">27.4</emphasis>
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–32 µm (number of rays difficult to determine but at least 20 or more); the smaller category (
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<figureCitation box="[1106,1189,1686,1711]" captionStart="FIGURE 49" captionStartId="77.[151,250,1613,1635]" captionTargetBox="[151,1436,339,1592]" captionTargetId="figure@77.[151,1436,339,1592]" captionTargetPageId="77" captionText="FIGURE 49. Rhabdastrella fibrosa Hechtel, 1983, a, habitus of RMNH Por. 9785 (scale bar = 1 cm), b – f, SEM images of spicules, b, oxea, b 1, detail of one of the apices of b, c, ortho- to plagiotriaenes, c 1, cladome of c, d, anthaster, e, small strongylospheraster, f, oxyaster," httpUri="https://zenodo.org/record/273000/files/figure.png" pageId="76" pageNumber="77">Fig. 49</figureCitation>
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||
e) have the entire rays spined and smooth parts are confined to the small center, diameters 4–
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||
<emphasis box="[938,973,1722,1747]" italics="true" pageId="76" pageNumber="77">6.7</emphasis>
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–10 µm, ray number 6–10.
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</paragraph>
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<paragraph blockId="76.[151,1437,1110,2035]" pageId="76" pageNumber="77">
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Oxyasters (
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<figureCitation box="[327,408,1758,1783]" captionStart="FIGURE 49" captionStartId="77.[151,250,1613,1635]" captionTargetBox="[151,1436,339,1592]" captionTargetId="figure@77.[151,1436,339,1592]" captionTargetPageId="77" captionText="FIGURE 49. Rhabdastrella fibrosa Hechtel, 1983, a, habitus of RMNH Por. 9785 (scale bar = 1 cm), b – f, SEM images of spicules, b, oxea, b 1, detail of one of the apices of b, c, ortho- to plagiotriaenes, c 1, cladome of c, d, anthaster, e, small strongylospheraster, f, oxyaster," httpUri="https://zenodo.org/record/273000/files/figure.png" pageId="76" pageNumber="77">Fig. 49</figureCitation>
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f) with entirely spined, sharply pointed, conical rays, diameters 9–
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<emphasis box="[1157,1201,1758,1783]" italics="true" pageId="76" pageNumber="77">11.6</emphasis>
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–14 µm, ray number 6–8.
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</paragraph>
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</subSubSection>
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<subSubSection box="[199,1379,1830,1855]" pageId="76" pageNumber="77" type="distribution">
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||
<paragraph blockId="76.[151,1437,1110,2035]" box="[199,1379,1830,1855]" pageId="76" pageNumber="77">
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<emphasis bold="true" box="[199,498,1830,1855]" pageId="76" pageNumber="77">Distribution and ecology.</emphasis>
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<collectingCountry box="[505,592,1831,1855]" name="Guyana" pageId="76" pageNumber="77">Guyana</collectingCountry>
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Shelf, NE
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<collectingCountry box="[717,788,1830,1855]" name="Brazil" pageId="76" pageNumber="77">Brazil</collectingCountry>
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, sandy bottoms at
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||
<quantity box="[996,1095,1831,1855]" metricMagnitude="1" metricUnit="m" metricValue="6.25" metricValueMax="9.8" metricValueMin="2.7" pageId="76" pageNumber="77" unit="m" value="62.5" valueMax="98.0" valueMin="27.0">27–98 m</quantity>
|
||
depth (previously
|
||
<quantity box="[1305,1367,1831,1855]" metricMagnitude="1" metricUnit="m" metricValue="2.7" pageId="76" pageNumber="77" unit="m" value="27.0">27 m</quantity>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection lastPageId="77" lastPageNumber="78" pageId="76" pageNumber="77" type="discussion">
|
||
<paragraph blockId="76.[151,1437,1110,2035]" lastBlockId="77.[151,1436,151,285]" lastPageId="77" lastPageNumber="78" pageId="76" pageNumber="77">
|
||
<emphasis bold="true" box="[199,315,1866,1891]" pageId="76" pageNumber="77">Remarks.</emphasis>
|
||
The drawing of the habit in
|
||
<bibRefCitation author="Hechtel" box="[655,826,1866,1891]" pageId="76" pageNumber="77" refString="Hechtel, G. J. (1983) New species of marine Demospongiae from Brazil. Iheringia (Zoologia), 63, 58 - 89." type="journal article" year="1983">Hechtel (1983)</bibRefCitation>
|
||
differs rather strongly from our specimens, showing large oscules with pink oscular rims. This also applies to the photo of the specimen provided later by Muricy
|
||
<emphasis box="[1380,1436,1902,1927]" italics="true" pageId="76" pageNumber="77">et al.</emphasis>
|
||
2011 (their fig. 5F). Nevertheless, the spiculation is closely similar to our specimens, leaving little doubt that our material is conspecific with Hechtel’s. A second species of
|
||
<taxonomicName box="[860,1017,1974,1999]" class="Demospongiae" family="Ancorinidae" genus="Rhabdastrella" kingdom="Animalia" order="Astrophorida" pageId="76" pageNumber="77" phylum="Porifera" rank="genus">
|
||
<emphasis box="[860,1017,1974,1999]" italics="true" pageId="76" pageNumber="77">Rhabdastrella</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName authority="Boury-Esnault, 1973" authorityName="Boury-Esnault" authorityYear="1973" box="[1037,1436,1974,1999]" class="Demospongiae" family="Ancorinidae" genus="Rhabdastrella" kingdom="Animalia" order="Astrophorida" pageId="76" pageNumber="77" phylum="Porifera" rank="species" species="virgultosa">
|
||
<emphasis box="[1037,1186,1974,1999]" italics="true" pageId="76" pageNumber="77">R. virgultosa</emphasis>
|
||
<bibRefCitation author="Boury-Esnault" box="[1198,1436,1974,1999]" pageId="76" pageNumber="77" refString="Boury-Esnault, N. (1973) Resultats scientifiques des campagnes de la " Calypso "." type="book" year="1973">Boury-Esnault, 1973</bibRefCitation>
|
||
</taxonomicName>
|
||
occurs in NE
|
||
<collectingCountry box="[317,389,2010,2035]" name="Brazil" pageId="76" pageNumber="77">Brazil</collectingCountry>
|
||
. It has no triaenes and the microscleres include large ‘sterrospherasters’, up to 50 µm in diameter, which necessitates redescription of the
|
||
<typeStatus box="[740,788,152,176]" pageId="77" pageNumber="78">type</typeStatus>
|
||
in order to check the generic assignment. The genus
|
||
<taxonomicName box="[151,309,188,213]" class="Demospongiae" family="Ancorinidae" genus="Rhabdastrella" kingdom="Animalia" order="Astrophorida" pageId="77" pageNumber="78" phylum="Porifera" rank="genus">
|
||
<emphasis box="[151,309,188,213]" italics="true" pageId="77" pageNumber="78">Rhabdastrella</emphasis>
|
||
</taxonomicName>
|
||
is defined as having large spheroxyasters in a dense ectosomal layer, and it seems that both
|
||
<taxonomicName class="Demospongiae" family="Ancorinidae" genus="Rhabdastrella" kingdom="Animalia" order="Astrophorida" pageId="77" pageNumber="78" phylum="Porifera" rank="species" species="fibrosa">
|
||
<emphasis italics="true" pageId="77" pageNumber="78">R. fibrosa</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName box="[284,429,223,248]" class="Demospongiae" family="Ancorinidae" genus="Rhabdastrella" kingdom="Animalia" order="Astrophorida" pageId="77" pageNumber="78" phylum="Porifera" rank="species" species="virgultosa">
|
||
<emphasis box="[284,429,223,248]" italics="true" pageId="77" pageNumber="78">R. virgultosa</emphasis>
|
||
</taxonomicName>
|
||
do not conform exactly to the genus definition, and appear rather inbetween
|
||
<taxonomicName box="[1297,1388,223,248]" class="Demospongiae" family="Ancorinidae" genus="Stelletta" kingdom="Animalia" order="Astrophorida" pageId="77" pageNumber="78" phylum="Porifera" rank="genus">
|
||
<emphasis box="[1297,1388,223,248]" italics="true" pageId="77" pageNumber="78">Stelletta</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName box="[151,234,260,285]" class="Demospongiae" family="Geodiidae" genus="Geodia" kingdom="Animalia" order="Astrophorida" pageId="77" pageNumber="78" phylum="Porifera" rank="genus">
|
||
<emphasis box="[151,234,260,285]" italics="true" pageId="77" pageNumber="78">Geodia</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |