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<document id="AF22649B15B1CCC8F836A6214E593F30" ID-DOI="10.5281/zenodo.188483" ID-GBIF-Dataset="2e8d4162-2f6f-45f6-be6d-a88dac46a1cf" ID-ISSN="1175-5326" ID-Zenodo-Dep="188483" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461093921016" checkinUser="plazi" docAuthor="Janussen, Dorte &amp; Reiswig, Henry M." docDate="2009" docId="434A87A6FFA1FFC0FF53F9EBFE9F895C" docLanguage="en" docName="zt02136p020.pdf" docOrigin="Zootaxa 2136" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Rossella racovitzae Topsent 1901" docType="treatment" docVersion="9" lastPageNumber="17" masterDocId="BF73FFDEFFB1FFD1FFC4FF83FFBC8B68" masterDocTitle="Hexactinellida (Porifera) from the ANDEEP III Expedition to the Weddell Sea, Antarctica" masterLastPageNumber="20" masterPageNumber="1" pageNumber="17" updateTime="1698588742430" updateUser="plazi">
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<mods:title id="8F521FF6504AA539406DE5113ED7E632">Hexactinellida (Porifera) from the ANDEEP III Expedition to the Weddell Sea, Antarctica</mods:title>
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<mods:namePart id="87FC583602F1476CCC03772437DEB677">Janussen, Dorte</mods:namePart>
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<mods:namePart id="3F0A9BA954259E57F739E58B3CFC2F65">Reiswig, Henry M.</mods:namePart>
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<mods:date id="9D7AA39649382AD53C955C2C27840CB7">2009</mods:date>
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<mods:identifier id="A07251008E4797BC951BF05874160FC4" type="Zenodo-Dep">188483</mods:identifier>
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<treatment id="434A87A6FFA1FFC0FF53F9EBFE9F895C" ID-DOI="http://doi.org/10.5281/zenodo.5611974" ID-GBIF-Taxon="119620085" ID-Zenodo-Dep="5611974" LSID="urn:lsid:plazi:treatment:434A87A6FFA1FFC0FF53F9EBFE9F895C" httpUri="http://treatment.plazi.org/id/434A87A6FFA1FFC0FF53F9EBFE9F895C" lastPageId="17" lastPageNumber="17" pageId="16" pageNumber="17">
<subSubSection id="83F9653BFFA1FFC1FF53F9EBFEAE8DCD" pageId="16" pageNumber="17" type="nomenclature">
<paragraph id="CB5C36B0FFA1FFC1FF53F9EBFD938DEA" blockId="16.[151,559,1640,1701]" box="[151,559,1640,1666]" pageId="16" pageNumber="17">
<heading id="901481DCFFA1FFC1FF53F9EBFD938DEA" bold="true" box="[151,559,1640,1666]" fontSize="11" level="1" pageId="16" pageNumber="17" reason="1">
<taxonomicName id="0CE34D33FFA1FFC1FF53F9EBFD938DEA" ID-CoL="799VN" authority="Topsent, 1901" authorityName="Topsent" authorityYear="1901" box="[151,559,1640,1666]" class="Hexactinellida" family="Rossellidae" genus="Rossella" kingdom="Animalia" order="Lyssacinosida" pageId="16" pageNumber="17" phylum="Porifera" rank="species" species="racovitzae">
<emphasis id="F997EAA2FFA1FFC1FF53F9EBFD938DEA" bold="true" box="[151,559,1640,1666]" pageId="16" pageNumber="17">
<emphasis id="F997EAA2FFA1FFC1FF53F9EBFEC18DEA" bold="true" box="[151,381,1640,1666]" italics="true" pageId="16" pageNumber="17">Rossella racovitzae</emphasis>
<bibRefCitation id="AF724B41FFA1FFC1FE40F9EBFD938DEA" author="Topsent" box="[388,559,1640,1666]" pageId="16" pageNumber="20" refString="Topsent, E., 1901. Spongiaires. Resultats du Voyage du S. Y. Belgica en 1897 - 1899 (Expedition Antarctic Belge). Zoology, 7 (1), 1 - 54, pls I - VI." type="journal article" year="1901">Topsent, 1901</bibRefCitation>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="CB5C36B0FFA1FFC1FF53F908FEAE8DCD" blockId="16.[151,559,1640,1701]" box="[151,274,1675,1701]" pageId="16" pageNumber="17">
(
<figureCitation id="53D82A35FFA1FFC1FF5BF908FF4F8DCD" box="[159,243,1675,1701]" captionStart="FIGURE 10" captionStartId="17.[151,256,1865,1889]" captionTargetBox="[240,1346,1350,1840]" captionTargetId="figure@17.[240,1347,1350,1841]" captionTargetPageId="17" captionText="FIGURE 10. Anisodiscohexaster microscleres of (A) Rossella racovitzae (SMF 10705) and (B) Rossella nuda (SMF 10706) (SEM)." httpUri="https://zenodo.org/record/188492/files/figure.png" pageId="16" pageNumber="17">Fig. 10</figureCitation>
A)
</paragraph>
</subSubSection>
<subSubSection id="83F9653BFFA1FFC1FF53F95BFD878C0E" pageId="16" pageNumber="17" type="materials_examined">
<paragraph id="CB5C36B0FFA1FFC1FF53F95BFD878C0E" blockId="16.[151,1437,1752,2011]" pageId="16" pageNumber="17">
<emphasis id="F997EAA2FFA1FFC1FF53F95BFE318D9A" bold="true" box="[151,397,1752,1778]" pageId="16" pageNumber="17">Material examined:</emphasis>
All from
<collectionCode id="ADF2AE75FFA1FFC1FE3BF95AFD2A8D9B" box="[511,662,1753,1779]" pageId="16" pageNumber="17">ANDEEP III</collectionCode>
Exped., Weddell Sea,
<taxonomicName id="0CE34D33FFA1FFC1FC59F95AFBA68D9B" box="[925,1050,1753,1779]" class="Hexactinellida" family="Euretidae" genus="Periphragella" kingdom="Animalia" order="Hexactinosida" pageId="16" pageNumber="19" phylum="Porifera" rank="species" species="antarctica">
<collectingCountry id="B3F47620FFA1FFC1FC59F95AFBA68D9B" box="[925,1050,1753,1779]" name="Antarctica" pageId="16" pageNumber="17">Antarctica</collectingCountry>
</taxonomicName>
,
<collectionCode id="ADF2AE75FFA1FFC1FBE1F95AFBDC8D9B" LSID="urn:lsid:biocol.org:col:34838" box="[1061,1120,1753,1779]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34838" name="Forschungsinstitut und Natur-Museum Senckenberg" pageId="16" pageNumber="17">SMF</collectionCode>
10610a, and
<collectionCode id="ADF2AE75FFA1FFC1FB3FF95AFA8A8D9B" LSID="urn:lsid:biocol.org:col:34838" box="[1275,1334,1753,1779]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34838" name="Forschungsinstitut und Natur-Museum Senckenberg" pageId="16" pageNumber="17">SMF</collectionCode>
10610b, R.V. 'Polarstern', stn PS67/074-7,
<date id="BF5D1070FFA1FFC1FD86F97CFD568C71" box="[578,746,1791,1817]" pageId="16" pageNumber="17" value="2005-02-20">20 Feb. 2005</date>
, 71°18.48'18.40'S, 13°58.55'58.14'W, 1055
<quantity id="0C1B9B55FFA1FFC1FAF2F97CFA248C71" box="[1334,1432,1791,1817]" metricMagnitude="3" metricUnit="m" metricValue="1.047" pageId="16" pageNumber="17" unit="m" value="1047.0">1047 m</quantity>
, ethanol;
<collectionCode id="ADF2AE75FFA1FFC1FF39F8A5FE848C28" LSID="urn:lsid:biocol.org:col:34838" box="[253,312,1830,1856]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34838" name="Forschungsinstitut und Natur-Museum Senckenberg" pageId="16" pageNumber="17">SMF</collectionCode>
10705, R.V. 'Polarstern', stn PS67/151-1,
<date id="BF5D1070FFA1FFC1FCE2F8A5FC7A8C28" box="[806,966,1830,1856]" pageId="16" pageNumber="17" value="2005-03-20">20 Mar. 2005</date>
,
<geoCoordinate id="AED75077FFA1FFC1FC17F8A5FBEA8C28" box="[979,1110,1830,1856]" direction="south" orientation="latitude" pageId="16" pageNumber="17" precision="9" value="-61.757668">61°45.46'S</geoCoordinate>
,
<geoCoordinate id="AED75077FFA1FFC1FBA6F8A5FB528C28" box="[1122,1262,1830,1856]" direction="west" orientation="longitude" pageId="16" pageNumber="17" precision="9" value="-47.126167">47°07.57'W</geoCoordinate>
to
<geoCoordinate id="AED75077FFA1FFC1FAD0F8A5FA2B8C28" box="[1300,1431,1830,1856]" direction="south" orientation="latitude" pageId="16" pageNumber="17" precision="9" value="-61.755665">61°45.34'S</geoCoordinate>
,
<geoCoordinate id="AED75077FFA1FFC1FF53F8CFFE9F8C0E" box="[151,291,1868,1894]" direction="west" orientation="longitude" pageId="16" pageNumber="17" precision="9" value="-47.129665">47°07.78'W</geoCoordinate>
,
<quantity id="0C1B9B55FFA1FFC1FEEBF8CFFE6E8C0E" box="[303,466,1868,1894]" metricMagnitude="3" metricUnit="m" metricValue="1.1845" metricValueMax="1.188" metricValueMin="1.1809999999999998" pageId="16" pageNumber="17" unit="m" value="1184.5" valueMax="1188.0" valueMin="1181.0">11811188 m</quantity>
, ethanol.
</paragraph>
</subSubSection>
<subSubSection id="83F9653BFFA1FFC0FF02F8F0FE9F895C" lastPageId="17" lastPageNumber="18" pageId="16" pageNumber="17" type="description">
<paragraph id="CB5C36B0FFA1FFC0FF02F8F0FE9F895C" blockId="16.[151,1437,1752,2011]" lastBlockId="17.[151,1437,152,564]" lastPageId="17" lastPageNumber="18" pageId="16" pageNumber="17">
<emphasis id="F997EAA2FFA1FFC1FF02F8F0FDBA8CE5" bold="true" box="[198,518,1907,1933]" pageId="16" pageNumber="17">Description and remarks:</emphasis>
Four specimens of this species were collected on the ANDEEP III Expedition. The two from station PS67/074-7 are large barrels,
<quantity id="0C1B9B55FFA1FFC1FD29F819FCF78CDC" box="[749,843,1946,1972]" metricMagnitude="-1" metricUnit="m" metricValue="2.87" pageId="16" pageNumber="17" unit="cm" value="28.7">28.7 cm</quantity>
tall by
<quantity id="0C1B9B55FFA1FFC1FC66F819FC438CDC" box="[930,1023,1946,1972]" metricMagnitude="-1" metricUnit="m" metricValue="1.59" pageId="16" pageNumber="17" unit="cm" value="15.9">15.9 cm</quantity>
flattened diameter and
<quantity id="0C1B9B55FFA1FFC1FAD6F819FACC8CDC" box="[1298,1392,1946,1972]" metricMagnitude="-1" metricUnit="m" metricValue="3.07" pageId="16" pageNumber="17" unit="cm" value="30.7">30.7 cm</quantity>
tall by
<quantity id="0C1B9B55FFA1FFC1FF79F842FEA18CB3" box="[189,285,1985,2011]" metricMagnitude="-1" metricUnit="m" metricValue="1.77" pageId="16" pageNumber="17" unit="cm" value="17.7">17.7 cm</quantity>
flattened diameter, with strong 6 mm-tall conules on outer surface and few prostalia emanating from the conule summits. The two specimens from station PS67/151-1 are a small conic tube,
<quantity id="0C1B9B55FFA0FFC0FB32FF1BFAF58BDA" box="[1270,1353,152,178]" metricMagnitude="-2" metricUnit="m" metricValue="5.4" pageId="17" pageNumber="18" unit="mm" value="54.0">54 mm</quantity>
tall by
<quantity id="0C1B9B55FFA0FFC0FF53FF3DFF578BB0" box="[151,235,190,216]" metricMagnitude="-2" metricUnit="m" metricValue="2.2" pageId="17" pageNumber="18" unit="mm" value="22.0">22 mm</quantity>
upper diameter, and a small sac
<quantity id="0C1B9B55FFA0FFC0FDB2FF3DFD768BB0" box="[630,714,190,216]" metricMagnitude="-2" metricUnit="m" metricValue="5.2" pageId="17" pageNumber="18" unit="mm" value="52.0">52 mm</quantity>
tall by
<quantity id="0C1B9B55FFA0FFC0FCE2FF3DFCC68BB0" box="[806,890,190,216]" metricMagnitude="-2" metricUnit="m" metricValue="3.4" pageId="17" pageNumber="18" unit="mm" value="34.0">34 mm</quantity>
maximal diameter, both with proportionately large prostalia projecting up to
<quantity id="0C1B9B55FFA0FFC0FDC8FF66FDE38B97" box="[524,607,229,255]" metricMagnitude="-2" metricUnit="m" metricValue="3.2" pageId="17" pageNumber="18" unit="mm" value="32.0">32 mm</quantity>
from sides and oscular margins. Conules are not present on the small tubular form but very slight conules are evident on the small sac specimen. Although calycocomes are rare in these specimens, they agree in all morphologic features and other spicule details with the descriptions of the common
<collectingCountry id="B3F47620FFA0FFC0FEC1FEDAFECE8A1B" box="[261,370,345,371]" name="Antarctica" pageId="17" pageNumber="18">Antarctic</collectingCountry>
species,
<taxonomicName id="0CE34D33FFA0FFC0FE19FEDAFDC48A1A" box="[477,632,345,370]" class="Hexactinellida" family="Rossellidae" genus="Rossella" kingdom="Animalia" order="Lyssacinosida" pageId="17" pageNumber="18" phylum="Porifera" rank="species" species="racovitzae">
<emphasis id="F997EAA2FFA0FFC0FE19FEDAFDC48A1A" box="[477,632,345,370]" italics="true" pageId="17" pageNumber="18">R. racovitzae</emphasis>
</taxonomicName>
by
<bibRefCitation id="AF724B41FFA0FFC0FD60FEDAFCF38A1B" author="Topsent" box="[676,847,345,371]" pageId="17" pageNumber="20" refString="Topsent, E., 1901. Spongiaires. Resultats du Voyage du S. Y. Belgica en 1897 - 1899 (Expedition Antarctic Belge). Zoology, 7 (1), 1 - 54, pls I - VI." type="journal article" year="1901">Topsent (1901</bibRefCitation>
, 1917),
<bibRefCitation id="AF724B41FFA0FFC0FC6BFEDAFBE58A1B" author="Burton" box="[943,1113,345,371]" pageId="17" pageNumber="20" refString="Burton, M., 1929. Porifera, Part II. Antarctic Sponges. British Antarctic (Terra Nova) Exped. 1910. Natural History Reports, Zool. 6 (4), 393 - 459 + 5 plates." type="book chapter" year="1929">Burton (1929)</bibRefCitation>
,
<bibRefCitation id="AF724B41FFA0FFC0FBA1FEDAFAB08A1B" author="Koltun" box="[1125,1292,345,371]" pageId="17" pageNumber="20" refString="Koltun, V. M., 1976. Porifera - Part 1. Antarctic Sponge Report. B. A. N. Z. Antarctic Res. Exped. (B) 5 (4), 153 - 198." type="journal article" year="1976">Koltun (1976)</bibRefCitation>
and
<bibRefCitation id="AF724B41FFA0FFC0FA82FEDAFEC98AF2" author="Barthel" pageId="17" pageNumber="20" refString="Barthel, D., Tendal, O. S., 1994. Antarctic Hexactinellida. Theses Zoologicae vol. 23, Ed., R. Fricke; Synopses of the Antarctic Benthos vol. 6. Eds., J. W. Wagele &amp; J. Sieg, Koeltx Scientific Books, Champaign, Ill., 154 p." type="book" year="1994">Barthel and Tendal (1994)</bibRefCitation>
. Since the anisodiscohexasters have been generally poorly rendered in previous works, a first scanning electron micrograph of this spectacular spicule is provided (
<figureCitation id="53D82A35FFA0FFC0FBE0FE25FBC08AA8" box="[1060,1148,422,448]" captionStart="FIGURE 10" captionStartId="17.[151,256,1865,1889]" captionTargetBox="[240,1346,1350,1840]" captionTargetId="figure@17.[240,1347,1350,1841]" captionTargetPageId="17" captionText="FIGURE 10. Anisodiscohexaster microscleres of (A) Rossella racovitzae (SMF 10705) and (B) Rossella nuda (SMF 10706) (SEM)." httpUri="https://zenodo.org/record/188492/files/figure.png" pageId="17" pageNumber="18">Fig. 10</figureCitation>
A) for comparison with those of other rossellid sponges. This species has been reported from ANDEEP II and other recent collections from the Weddell Sea (
<bibRefCitation id="AF724B41FFA0FFC0FE70FE77FD0A8966" author="Janussen" box="[436,694,500,526]" pageId="17" pageNumber="20" refString="Janussen, D., Tabachnick, K. R., Tendal, O. S., 2004. Deep-sea Hexactinellida (Porifera) of the Weddell Sea. Deep-Sea Research II 51, 1857 - 1882." type="journal article" year="2004">Janussen et al. 2004</bibRefCitation>
). It is circumantarctic in distribution, occurring at depths of
<quantity id="0C1B9B55FFA0FFC0FF53FD99FEA2895C" box="[151,286,538,564]" metricMagnitude="3" metricUnit="m" metricValue="1.016" metricValueMax="2.0119999999999996" metricValueMin="0.02" pageId="17" pageNumber="18" unit="m" value="1016.0" valueMax="2012.0" valueMin="20.0">202012 m</quantity>
.
</paragraph>
</subSubSection>
</treatment>
</document>