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<document id="A1200151AD27C67DEF9FEAEAA2E5945D" 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 &amp; Hooper, John N. A." docDate="2023" docId="153B577AFF91C022FF6323DF0F3B17FF" 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="Polymastia zitteli A. QM G" docType="treatment" docVersion="6" lastPageNumber="84" masterDocId="E9022F02FF88C039FFF4265F0C031166" masterDocTitle="Deep Water Polymastiidae (Porifera, Polymastiida) from the South West Pacific" masterLastPageNumber="88" masterPageNumber="57" pageNumber="82" updateTime="1700575689274" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="B9821DD9F823286CC554311E5BD4D942">Deep Water Polymastiidae (Porifera, Polymastiida) from the South West Pacific</mods:title>
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<mods:namePart id="6DC8587A7B17F4FCB0A34E2D798EC435">Ekins, Merrick</mods:namePart>
<mods:affiliation id="4C56A104A346A052C1A643666C36632D">Queensland Museum, PO Box 3300, South Brisbane 4101, Brisbane, Queensland, Australia &amp; School of Biological Sciences, University of Queensland, St Lucia, Queensland, 4072 Australia &amp; Griffith Institute for Drug Discovery, Griffith University, Brisbane 4111, Queensland, Australia</mods:affiliation>
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<mods:namePart id="56451D6EEB8F5EC550EC717C811C04F2">Erpenbeck, Dirk</mods:namePart>
<mods:affiliation id="78051C3B3219587D0946888D7ED9D2A7">GeoBio-Center, Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany &amp; 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="620F022E6305AD3A8D525B3B49406B24">Wörheide, Gert</mods:namePart>
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<mods:affiliation id="0688EB02CF2B2F9D08371E383EEF12B2">GeoBio-Center, Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany &amp; Dept. of Earth and Environmental Sciences Ludwig-Maximilians-Universität M ¸ nchen, Richard-Wagner-Strasse 10, 80333 Munich, Germany &amp; 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:namePart id="1D2C1802FBDD36568F7C9CCA3CFDBF1E">Hooper, John N. A.</mods:namePart>
<mods:affiliation id="602A66DB9C9448CD5A4D985560C0190E">Queensland Museum, PO Box 3300, South Brisbane 4101, Brisbane, Queensland, Australia &amp; Griffith Institute for Drug Discovery, Griffith University, Brisbane 4111, Queensland, Australia</mods:affiliation>
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<treatment id="153B577AFF91C022FF6323DF0F3B17FF" ID-DOI="http://doi.org/10.5281/zenodo.10167723" ID-Zenodo-Dep="10167723" LSID="urn:lsid:plazi:treatment:153B577AFF91C022FF6323DF0F3B17FF" httpUri="http://treatment.plazi.org/id/153B577AFF91C022FF6323DF0F3B17FF" lastPageId="27" lastPageNumber="84" pageId="25" pageNumber="82">
<subSubSection id="D588B5E7FF91C020FF6323DF0E4014FC" box="[151,579,1408,1435]" pageId="25" pageNumber="82" type="nomenclature">
<paragraph id="9D2DE66CFF91C020FF6323DF0E4014FC" blockId="25.[151,579,1408,1471]" box="[151,579,1408,1435]" pageId="25" pageNumber="82">
<heading id="C6655100FF91C020FF6323DF0E4014FC" bold="true" box="[151,579,1408,1435]" fontSize="11" level="1" pageId="25" pageNumber="82" reason="1">
<taxonomicName id="5A929DEFFF91C020FF6323DF0E4014FC" ID-CoL="6W63Q" authority="(Lendenfeld, 1888)" authorityName="A. QM G" baseAuthorityName="Lendenfeld" baseAuthorityYear="1888" box="[151,579,1408,1435]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="25" pageNumber="82" phylum="Porifera" rank="species" species="zitteli">
<emphasis id="AFE63A7EFF91C020FF6323DF0E4014FC" bold="true" box="[151,579,1408,1435]" pageId="25" pageNumber="82">
<emphasis id="AFE63A7EFF91C020FF6323DF0D5F14FD" bold="true" box="[151,348,1408,1435]" italics="true" pageId="25" pageNumber="82">Polymastia zitteli</emphasis>
(
<bibRefCitation id="F9039B9DFF91C020FE9E23DF0E3814FC" author="Lendenfeld, R. von" box="[362,571,1408,1434]" pageId="25" pageNumber="82" refId="ref18492" refString="Lendenfeld, R. von (1888) Descriptive Catalogue of the Sponges in the Australian Museum, Sydney. Taylor &amp; Francis, London, 260 pp. [https: // www. biodiversitylibrary. org / item / 45883 # page / 5 / mode / 1 up]" type="book" year="1888">Lendenfeld, 1888</bibRefCitation>
)
</emphasis>
</taxonomicName>
</heading>
</paragraph>
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<subSubSection id="D588B5E7FF91C020FF6323FA0D6114D9" box="[151,354,1445,1471]" pageId="25" pageNumber="82" type="description">
<paragraph id="9D2DE66CFF91C020FF6323FA0D6114D9" blockId="25.[151,579,1408,1471]" box="[151,354,1445,1471]" pageId="25" pageNumber="82">
<figureCitation id="05A9FAE9FF91C020FF6323FA0D0314D9" box="[151,256,1445,1471]" 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="25" pageNumber="82">Figures 1</figureCitation>
,
<figureCitation id="05A9FAE9FF91C020FEFA23FA0D1F14D9" box="[270,284,1445,1471]" captionStart="FIGURE 2" captionStartId="4.[151,250,1649,1673]" captionTargetBox="[358,1230,192,1610]" captionTargetId="figure-33@4.[345,1243,179,1623]" captionTargetPageId="4" captionText="FIGURE 2. Maximum likelihood phylogenetic tree of polymastiid species reconstructed from 28S rDNA (C-region). Values&gt; 70 of the bootstrap support for the clades are indicated above the branches. Below branches in italics Bayesian inference posterior probabilities ≥ 0.95. The species sequenced in this studied are highlighted in boldface. Scalebar depicts substitutions /site." figureDoi="http://doi.org/10.5281/zenodo.10146841" httpUri="https://zenodo.org/record/10146841/files/figure.png" pageId="25" pageNumber="82">2</figureCitation>
&amp;
<figureCitation id="05A9FAE9FF91C020FEB423FA0D5D14D9" box="[320,350,1445,1471]" captionStart="FIGURE 11" captionStartId="26.[151,250,1834,1858]" captionTargetBox="[151,1436,181,1810]" captionTargetId="figure-33@26.[151,1436,181,1810]" captionTargetPageId="26" captionText="FIGURE 11. Polymastia zitteli (Lendenfeld, 1888)A. QM G337502 front surface immediately after collection. B. QM G337502 reverse surface immediately after collection. C. SEM of papillae showing the hirsute epidermal layer. D. SEM of a cross section of the papillae, showing the ectosomal subtylostyles and the tracts of principal styles and the cavernous interior. E. SEM through the sponge showing the subtylostyle bouquets, the underlying supportive principal styles of the ectosome, and the tracts of principal styles in the cavernous choanosome. F. The large oxeote fusiform principal styles. G. Magnified ends of the style. H. Ectosomal subtylostyles. I. Magnified ends of the ectosomal subtylostytles." figureDoi="http://doi.org/10.5281/zenodo.10146849" httpUri="https://zenodo.org/record/10146849/files/figure.png" pageId="25" pageNumber="82">11</figureCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="D588B5E7FF91C020FF6323B608B01746" pageId="25" pageNumber="82" type="reference_group">
<paragraph id="9D2DE66CFF91C020FF6323B60E491767" blockId="25.[151,1203,1513,1568]" box="[151,586,1513,1537]" pageId="25" pageNumber="82">
<treatmentCitationGroup id="BD82C142FF91C020FF6323B60E491767" box="[151,586,1513,1537]" pageId="25" pageNumber="82">
<treatmentCitation id="1C33C07DFF91C020FF6323B60E451767" author="Lendenfeld, R. von" box="[151,582,1513,1537]" page="211" pageId="25" pageNumber="82" year="1888">
<taxonomicName id="5A929DEFFF91C020FF6323B60E451767" ID-CoL="4X98S" authority="Lendenfeld, 1888: 211" authorityName="Lendenfeld" authorityPageNumber="211" authorityYear="1888" box="[151,582,1513,1537]" class="Demospongiae" family="Polymastiidae" genus="Sideroderma" kingdom="Animalia" order="Polymastiida" pageId="25" pageNumber="82" phylum="Porifera" rank="species" species="zitteli">
<emphasis id="AFE63A7EFF91C020FF6323B60D541767" box="[151,343,1513,1537]" italics="true" pageId="25" pageNumber="82">Sideroderma zitteli</emphasis>
<bibRefCitation id="F9039B9DFF91C020FEAA23B60E451767" author="Lendenfeld, R. von" box="[350,582,1513,1537]" pageId="25" pageNumber="82" refId="ref18492" refString="Lendenfeld, R. von (1888) Descriptive Catalogue of the Sponges in the Australian Museum, Sydney. Taylor &amp; Francis, London, 260 pp. [https: // www. biodiversitylibrary. org / item / 45883 # page / 5 / mode / 1 up]" type="book" year="1888">Lendenfeld, 1888: 211</bibRefCitation>
</taxonomicName>
</treatmentCitation>
.
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</paragraph>
<paragraph id="9D2DE66CFF91C020FF63205708B01746" blockId="25.[151,1203,1513,1568]" box="[151,1203,1544,1568]" pageId="25" pageNumber="82">
<treatmentCitationGroup id="BD82C142FF91C020FF63205708B01746" box="[151,1203,1544,1568]" pageId="25" pageNumber="82">
<taxonomicName id="5A929DEFFF91C020FF6320570D4B1746" ID-CoL="6W63Q" authorityName="A. QM G" baseAuthorityName="Lendenfeld" baseAuthorityYear="1888" box="[151,328,1544,1568]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="25" pageNumber="82" phylum="Porifera" rank="species" species="zitteli">
<emphasis id="AFE63A7EFF91C020FF6320570D4B1746" box="[151,328,1544,1568]" italics="true" pageId="25" pageNumber="82">Polymastia zitteli</emphasis>
</taxonomicName>
:
<treatmentCitation id="1C33C07DFF91C020FEA120570E581746" author="Hallmann E. F." box="[341,603,1544,1568]" page="400" pageId="25" pageNumber="82" year="1914">
<bibRefCitation id="F9039B9DFF91C020FEA120570E581746" author="Hallmann E. F." box="[341,603,1544,1568]" pageId="25" pageNumber="82" pagination="263 - 315" refId="ref17741" refString="Hallmann E. F. (1914) A revision of the monaxonid species described as new in Lendenfeld's ' Catalogue of the sponges in the Australian Museum'. Part I, II, III. Proceedings of the Linnean Society of New South Wales, 39, 263 - 315 + 327 - 376 + 398 - 446. [https: // www. biodiversitylibrary. org / page / 6382298 # page / 303 / mode / 1 up] https: // doi. org / 10.5962 / bhl. part. 2286" type="journal article" year="1914">Hallmann 1914: 400402</bibRefCitation>
</treatmentCitation>
, pl. XV (
<figureCitation id="05A9FAE9FF91C020FD4320570EF51746" box="[695,758,1544,1568]" captionStart="FIGURE 6" captionStartId="14.[151,250,150,174]" captionTargetId="figure-38@13.[184,1404,234,1972]" captionTargetPageId="13" captionText="FIGURE 6. Spinularia flagellata sp. nov. A. The holotype QM G337555 upper surface. B. The holotype QM G337555 basal face. C. Paratype QM G337175, upper face. D. Scanning Electron Microscope collage of a cross section through the paratype QM G337175. E. Fringing styles from the basal surface. F. Closeup of ends of the style in E. G. principal tylostyles in the main body of the sponge. H. Ends of the tylostyles in G. I. Small tylostyles from the choanosome of the sponge. J. Raphides. K. Bouquets of principal tylostyles in the ectosome of the paratype QM G337175. L. QM G339456 upper surface. M. QM G339456 basal face." figureDoi="http://doi.org/10.5281/zenodo.10171864" httpUri="https://zenodo.org/record/10171864/files/figure.png" pageId="25" pageNumber="82">Fig. 6</figureCitation>
);
<treatmentCitation id="1C33C07DFF91C020FCFD2057086E1746" author="Plotkin, A. S. &amp; Janussen, D." box="[777,1133,1544,1568]" page="109" pageId="25" pageNumber="82" year="2008">
<bibRefCitation id="F9039B9DFF91C020FCFD2057086E1746" author="Plotkin, A. S. &amp; Janussen, D." box="[777,1133,1544,1568]" pageId="25" pageNumber="82" pagination="95 - 135" refId="ref19190" refString="Plotkin, A. S. &amp; Janussen, D. (2008) Polymastiidae and Suberitidae (Porifera: Demospongiae: Hadromerida) of the deep Weddell Sea, Antarctic. Zootaxa, 1866 (1), 95 - 135. https: // doi. org / 10.11646 / zootaxa. 1866.1.5" type="journal article" year="2008">Plotkin &amp; Janussen 2008: 109110</bibRefCitation>
</treatmentCitation>
,
<figureCitation id="05A9FAE9FF91C020FB83205708AC1746" box="[1143,1199,1544,1568]" captionStart="FIGURE 6" captionStartId="14.[151,250,150,174]" captionTargetId="figure-38@13.[184,1404,234,1972]" captionTargetPageId="13" captionText="FIGURE 6. Spinularia flagellata sp. nov. A. The holotype QM G337555 upper surface. B. The holotype QM G337555 basal face. C. Paratype QM G337175, upper face. D. Scanning Electron Microscope collage of a cross section through the paratype QM G337175. E. Fringing styles from the basal surface. F. Closeup of ends of the style in E. G. principal tylostyles in the main body of the sponge. H. Ends of the tylostyles in G. I. Small tylostyles from the choanosome of the sponge. J. Raphides. K. Bouquets of principal tylostyles in the ectosome of the paratype QM G337175. L. QM G339456 upper surface. M. QM G339456 basal face." figureDoi="http://doi.org/10.5281/zenodo.10171864" httpUri="https://zenodo.org/record/10171864/files/figure.png" pageId="25" pageNumber="82">Fig 6</figureCitation>
.
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="D588B5E7FF91C022FF6320110F3B17FF" lastPageId="27" lastPageNumber="84" pageId="25" pageNumber="82" type="materials_examined">
<paragraph id="9D2DE66CFF91C020FF6320110D5A17B3" blockId="25.[151,1437,1614,2037]" pageId="25" pageNumber="82">
Material examined:
<materialsCitation id="2DFAEC31FF91C020FE8E20110F3617D7" collectionCode="QM" collectorName="Beam Trawl &amp; Coll. Merrick Ekins" country="Australia" elevation="2474" latitude="-30.1193" location="Central Eastern Commonwealth Marine Reserve" longLatPrecision="6" longitude="153.8745" pageId="25" pageNumber="82" specimenCode="G337502" specimenCount="1" stateProvince="New South Wales">
<collectionCode id="FB837EA9FF91C020FE8E20110DA4170E" box="[378,423,1614,1640]" country="Australia" lsid="urn:lsid:biocol.org:col:35019" name="Queensland Museum" pageId="25" pageNumber="82" type="Museum">QM</collectionCode>
<specimenCode id="CD344E17FF91C020FE5B20110E19170F" box="[431,538,1614,1641]" collectionCode="QM" country="Australia" lsid="urn:lsid:biocol.org:col:35019" name="Queensland Museum" pageId="25" pageNumber="82" type="Museum">G337502</specimenCode>
,
<location id="984DB0B7FF91C020FDD22011084F170F" LSID="urn:lsid:plazi:treatment:153B577AFF91C022FF6323DF0F3B17FF:984DB0B7FF91C020FDD22011084F170F" box="[550,1100,1614,1641]" country="Australia" latitude="-30.1193" longLatPrecision="6" longitude="153.8745" name="Central Eastern Commonwealth Marine Reserve" pageId="25" pageNumber="82" stateProvince="New South Wales">Central Eastern Commonwealth Marine Reserve</location>
,
<collectingRegion id="5F56288EFF91C020FBAC20100926170E" box="[1112,1317,1614,1641]" country="Australia" name="New South Wales" pageId="25" pageNumber="82">New South Wales</collectingRegion>
,
<collectingCountry id="E585A6FCFF91C020FADB2011099A170E" box="[1327,1433,1614,1640]" name="Australia" pageId="25" pageNumber="82">Australia</collectingCountry>
,
<geoCoordinate id="F8A680ABFF91C020FF63202D0CFC17EA" box="[151,255,1650,1676]" degrees="30.0977" direction="south" orientation="latitude" pageId="25" pageNumber="82" precision="5" value="-30.0977">-30.0977</geoCoordinate>
,
<geoCoordinate id="F8A680ABFF91C020FEF8202D0D7617EB" box="[268,373,1650,1677]" degrees="153.8987" direction="east" orientation="longitude" pageId="25" pageNumber="82" precision="5" value="153.8987">153.8987</geoCoordinate>
to -30.1193, 153.8745,
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,
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,
<collectorName id="306783BAFF91C020FC26202D08B517EA" box="[978,1206,1650,1676]" pageId="25" pageNumber="82">Coll. Merrick Ekins</collectorName>
on
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<emphasis id="AFE63A7EFF91C020FB10202C090617EA" box="[1252,1285,1651,1676]" italics="true" pageId="25" pageNumber="82">RV</emphasis>
</collectionCode>
<emphasis id="AFE63A7EFF91C020FAFA202C099617EA" box="[1294,1429,1651,1676]" italics="true" pageId="25" pageNumber="82">Investigator</emphasis>
, Cruise IN2017_
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,
<specimenCount id="8B942DE5FF91C020FE7120C90E0617D6" box="[389,517,1686,1712]" count="1" pageId="25" pageNumber="82" type="generic">1 specimen</specimenCount>
, sample 86-150,
<date id="E92CC0ACFF91C020FD4A20C90ED017D7" box="[702,723,1686,1713]" pageId="25" pageNumber="82" value="2017-06-05">5/</date>
<collectionCode id="FB837EA9FF91C020FD2720C90EF217D7" box="[723,753,1686,1713]" country="Norway" name="Mykotektet, National Veterinary Institute" pageId="25" pageNumber="82">VI</collectionCode>
/2017
</materialsCitation>
;
<materialsCitation id="2DFAEC31FF91C020FCCA20C90D5617B3" collectionCode="QM" country="Australia" pageId="25" pageNumber="82" specimenCode="G339438" specimenCount="1" stateProvince="New South Wales">
<collectionCode id="FB837EA9FF91C020FCCA20C90F6817D6" box="[830,875,1686,1712]" country="Australia" lsid="urn:lsid:biocol.org:col:35019" name="Queensland Museum" pageId="25" pageNumber="82" type="Museum">QM</collectionCode>
<specimenCode id="CD344E17FF91C020FC8420C90FDA17D6" box="[880,985,1686,1712]" collectionCode="QM" country="Australia" lsid="urn:lsid:biocol.org:col:35019" name="Queensland Museum" pageId="25" pageNumber="82" type="Museum">G339438</specimenCode>
same collection details as
<collectionCode id="FB837EA9FF91C020FB0F20C9092B17D6" box="[1275,1320,1686,1712]" country="Australia" lsid="urn:lsid:biocol.org:col:35019" name="Queensland Museum" pageId="25" pageNumber="82" type="Museum">QM</collectionCode>
<specimenCode id="CD344E17FF91C020FAD920C9099B17D7" box="[1325,1432,1686,1713]" collectionCode="QM" country="Australia" lsid="urn:lsid:biocol.org:col:35019" name="Queensland Museum" pageId="25" pageNumber="82" type="Museum">G337502</specimenCode>
, sample 86-150.1
</materialsCitation>
.
</paragraph>
<paragraph id="9D2DE66CFF91C020FF33208108701693" blockId="25.[151,1437,1614,2037]" pageId="25" pageNumber="82">
Morphology: The first specimen
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G337502 is a grey-coloured anemone shaped cylindrical vase with medusoid papillae on the upper surface. There are about 22 papillae of tubular to tapering shape of up to
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in length and
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in width. There are terminal oscular apertures of less than
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, diameter on the papillae. The sponge was attached to the substrate by a pedestal measuring
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in height,
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in width at the broadest part and only
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wide at the base. The specimen has clearly flattened upon collection and preservation, and is now only
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thick. The surface is macroscopically smooth, and velvety. The cortex is firm, detachable and cream in colour, the same colour as the papillae and the choanosome. On one side of the body there is a flattened depression, either from a previous injury or where the sponge has been overgrowing some structure.
</paragraph>
<caption id="C9EDB6E4FF92C023FF6321750F971691" ID-DOI="http://doi.org/10.5281/zenodo.10146849" ID-Zenodo-Dep="10146849" httpUri="https://zenodo.org/record/10146849/files/figure.png" pageId="26" pageNumber="83" startId="26.[151,250,1834,1858]" targetBox="[151,1436,181,1810]" targetPageId="26" targetType="figure">
<paragraph id="9D2DE66CFF92C023FF6321750F971691" blockId="26.[151,1437,1834,2039]" pageId="26" pageNumber="83">
<emphasis id="AFE63A7EFF92C023FF6321750D1E1624" bold="true" box="[151,285,1834,1858]" pageId="26" pageNumber="83">FIGURE 11.</emphasis>
<taxonomicName id="5A929DEFFF92C023FED621740EFA1624" authority="(Lendenfeld, 1888) A. QM G" authorityName="A. QM G" baseAuthorityName="Lendenfeld" baseAuthorityYear="1888" box="[290,761,1834,1859]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="26" pageNumber="83" phylum="Porifera" rank="species" species="zitteli">
<emphasis id="AFE63A7EFF92C023FED621740DD31625" box="[290,464,1835,1859]" italics="true" pageId="26" pageNumber="83">Polymastia zitteli</emphasis>
(
<bibRefCitation id="F9039B9DFF92C023FE2A21740E911625" author="Lendenfeld, R. von" box="[478,658,1835,1859]" pageId="26" pageNumber="83" refId="ref18492" refString="Lendenfeld, R. von (1888) Descriptive Catalogue of the Sponges in the Australian Museum, Sydney. Taylor &amp; Francis, London, 260 pp. [https: // www. biodiversitylibrary. org / item / 45883 # page / 5 / mode / 1 up]" type="book" year="1888">Lendenfeld, 1888</bibRefCitation>
) A. QM G
</taxonomicName>
337502 front surface immediately after collection. B. QM G337502 reverse surface immediately after collection. C. SEM of papillae showing the hirsute epidermal layer. D. SEM of a cross section of the papillae, showing the ectosomal subtylostyles and the tracts of principal styles and the cavernous interior. E. SEM through the sponge showing the subtylostyle bouquets, the underlying supportive principal styles of the ectosome, and the tracts of principal styles in the cavernous choanosome. F. The large oxeote fusiform principal styles. G. Magnified ends of the style. H. Ectosomal subtylostyles. I. Magnified ends of the ectosomal subtylostytles.
</paragraph>
</caption>
<paragraph id="9D2DE66CFF93C022FF3326C80D02107B" blockId="27.[151,1437,150,1689]" pageId="27" pageNumber="84">
The second specimen
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G339438 is a lighter cream in colour than specimen
<collectionCode id="FB837EA9FF93C022FB9C26C8089611D7" box="[1128,1173,151,177]" country="Australia" lsid="urn:lsid:biocol.org:col:35019" name="Queensland Museum" pageId="27" pageNumber="84" type="Museum">QM</collectionCode>
G337502, but it has a similar morphology. It is
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in height, 18 ×
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in width, and 17 papillae on the upper surface ranging from
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in height and
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in width. It also has a depression/injury on one side where part of the cortex has been removed.
</paragraph>
<paragraph id="9D2DE66CFF93C022FF3327780ECA1093" blockId="27.[151,1437,150,1689]" pageId="27" pageNumber="84">Skeleton:The cortical skeleton is composed of bouquets of the small subtylostyles, forming a palisade, producing a hispid surface 200400 μm thick. The inner layer of the cortex is composed of a thin layer of tangential styles less than 100 μm thick. The choanosomal skeleton has a very cavernous open architecture with a loose reticulation formed by the tracts of principal styles, which lie against and are attached to the lower cortex layer, forming a porous wall on the outer layer of the choanosome. The majority of space within the choanosome is aquiferous canals, with occasional principal styles in a disorganised array.</paragraph>
<paragraph id="9D2DE66CFF93C022FF3327A00E8313E3" blockId="27.[151,1437,150,1689]" pageId="27" pageNumber="84">The papillae also have a very hispid palisade of small subtylostyles projecting directly outwards from the surface, with the large oxeote styles forming the skeleton paratangentially somewhat disorganised but mainly in columns, in a similar fashion to the rest of the sponge body. The choanosomal skeleton of the papillae is also very open and cavernous with aquiferous canals.</paragraph>
<paragraph id="9D2DE66CFF93C022FF3324D00D14123B" blockId="27.[151,1437,150,1689]" pageId="27" pageNumber="84">Spicules: The oxeote fusiform styles provide the support of the skeleton, they are 613-(964)-1450 × 11.6-(20.2)- 31.1 μm (n=59). There was a continuous range in sizes of styles that could not be differentiated into principal and intermediate sizes. The thin slightly curved subtylostyles forming the hispid surface are 201-(260)-412 × 2.2-(4.4)- 6.7 μm (n=29). In the second specimen the spicules are of similar dimensions i.e. 613-(1132)-1830 × 10.6-(18.3)- 29.3 μm (n=57). The thin slightly curved subtylostyles forming the hispid surface are 173-(231)-329 × 2.3-(4.2)-6.0 μm (n=27).</paragraph>
<paragraph id="9D2DE66CFF93C022FF3325380FFA12E7" blockId="27.[151,1437,150,1689]" box="[199,1017,871,897]" pageId="27" pageNumber="84">
Distribution:
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,
<collectingCountry id="E585A6FCFF93C022FDC525380E9B12E7" box="[561,664,871,897]" name="Australia" pageId="27" pageNumber="84">Australia</collectingCountry>
and
<collectingCountry id="E585A6FCFF93C022FD3925380F4612E7" box="[717,837,871,897]" name="Antarctica" pageId="27" pageNumber="84">Antarctica</collectingCountry>
, abyssal depths.
</paragraph>
<paragraph id="9D2DE66CFF93C022FF3325D40DD912C3" blockId="27.[151,1437,150,1689]" box="[199,474,907,933]" pageId="27" pageNumber="84">Ecology: Mud substrate.</paragraph>
<paragraph id="9D2DE66CFF93C022FF3325F009401577" blockId="27.[151,1437,150,1689]" pageId="27" pageNumber="84">
Molecular Data: 28S-C region barcode of G337502 (ENA Accession number OY741342). Recent sequencing of many Artic species (
<bibRefCitation id="F9039B9DFF93C022FE68258C0E71128B" author="Plotkin, A. &amp; Gerasimova, E. &amp; Rapp, H. T." box="[412,626,979,1005]" pageId="27" pageNumber="84" pagination="1273 - 1335" refId="ref19448" refString="Plotkin, A., Gerasimova, E. &amp; Rapp, H. T. (2018) Polymastiidae (Porifera: Demospongiae) of the Nordic and Siberian Seas. Journal of the Marine Biological Association of the United Kingdom, 98 (6), 1273 - 1335. https: // doi. org / 10.1017 / s 0025315417000285" type="journal article" year="2018">
Plotkin
<emphasis id="AFE63A7EFF93C022FE03258C0E33128B" box="[503,560,979,1005]" italics="true" pageId="27" pageNumber="84">et al.</emphasis>
2018
</bibRefCitation>
) has allowed comparison with many species, although
<taxonomicName id="5A929DEFFF93C022FB17258C093E128B" authorityName="A. QM G" baseAuthorityName="Lendenfeld" baseAuthorityYear="1888" box="[1251,1341,979,1005]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="27" pageNumber="84" phylum="Porifera" rank="species" species="zitteli">
<emphasis id="AFE63A7EFF93C022FB17258C093E128B" box="[1251,1341,979,1005]" italics="true" pageId="27" pageNumber="84">P. zitteli</emphasis>
</taxonomicName>
was not included in their data set. This sample is genetically different from all other samples analysed in this study.
</paragraph>
<paragraph id="9D2DE66CFF93C022FF3322440D17158F" blockId="27.[151,1437,150,1689]" pageId="27" pageNumber="84">
Remarks: This is the third record of
<taxonomicName id="5A929DEFFF93C022FDA722440EA81553" authorityName="A. QM G" baseAuthorityName="Lendenfeld" baseAuthorityYear="1888" box="[595,683,1051,1077]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="27" pageNumber="84" phylum="Porifera" rank="species" species="zitteli">
<emphasis id="AFE63A7EFF93C022FDA722440EA81553" box="[595,683,1051,1077]" italics="true" pageId="27" pageNumber="84">P. zitteli</emphasis>
</taxonomicName>
after its first description from Port Jackson in
<collectingCountry id="E585A6FCFF93C022FB532244090D1553" box="[1191,1294,1051,1077]" name="Australia" pageId="27" pageNumber="84">Australia</collectingCountry>
(
<bibRefCitation id="F9039B9DFF93C022FAEF22440CD1153F" author="Lendenfeld, R. von" pageId="27" pageNumber="84" refId="ref18492" refString="Lendenfeld, R. von (1888) Descriptive Catalogue of the Sponges in the Australian Museum, Sydney. Taylor &amp; Francis, London, 260 pp. [https: // www. biodiversitylibrary. org / item / 45883 # page / 5 / mode / 1 up]" type="book" year="1888">Lendenfeld 1888</bibRefCitation>
;
<bibRefCitation id="F9039B9DFF93C022FF1522600D92153F" author="Hallmann E. F." box="[225,401,1087,1113]" pageId="27" pageNumber="84" pagination="263 - 315" refId="ref17741" refString="Hallmann E. F. (1914) A revision of the monaxonid species described as new in Lendenfeld's ' Catalogue of the sponges in the Australian Museum'. Part I, II, III. Proceedings of the Linnean Society of New South Wales, 39, 263 - 315 + 327 - 376 + 398 - 446. [https: // www. biodiversitylibrary. org / page / 6382298 # page / 303 / mode / 1 up] https: // doi. org / 10.5962 / bhl. part. 2286" type="journal article" year="1914">Hallmann 1914</bibRefCitation>
) and the later record from the Antarctic (
<bibRefCitation id="F9039B9DFF93C022FC8522600895153F" author="Plotkin, A. S. &amp; Janussen, D." box="[881,1174,1087,1113]" pageId="27" pageNumber="84" pagination="95 - 135" refId="ref19190" refString="Plotkin, A. S. &amp; Janussen, D. (2008) Polymastiidae and Suberitidae (Porifera: Demospongiae: Hadromerida) of the deep Weddell Sea, Antarctic. Zootaxa, 1866 (1), 95 - 135. https: // doi. org / 10.11646 / zootaxa. 1866.1.5" type="journal article" year="2008">Plotkin &amp; Janussen 2008</bibRefCitation>
). Our specimens differ from the previously described sponges in lacking the extra small tylostyles mentioned by
<bibRefCitation id="F9039B9DFF93C022FB53223C0969151B" author="Hallmann E. F." box="[1191,1386,1123,1149]" pageId="27" pageNumber="84" pagination="263 - 315" refId="ref17741" refString="Hallmann E. F. (1914) A revision of the monaxonid species described as new in Lendenfeld's ' Catalogue of the sponges in the Australian Museum'. Part I, II, III. Proceedings of the Linnean Society of New South Wales, 39, 263 - 315 + 327 - 376 + 398 - 446. [https: // www. biodiversitylibrary. org / page / 6382298 # page / 303 / mode / 1 up] https: // doi. org / 10.5962 / bhl. part. 2286" type="journal article" year="1914">Hallmann (1914)</bibRefCitation>
and intermediately sized styles noted by
<bibRefCitation id="F9039B9DFF93C022FDB022D80F7E15C7" author="Plotkin, A. S. &amp; Janussen, D." box="[580,893,1159,1185]" pageId="27" pageNumber="84" pagination="95 - 135" refId="ref19190" refString="Plotkin, A. S. &amp; Janussen, D. (2008) Polymastiidae and Suberitidae (Porifera: Demospongiae: Hadromerida) of the deep Weddell Sea, Antarctic. Zootaxa, 1866 (1), 95 - 135. https: // doi. org / 10.11646 / zootaxa. 1866.1.5" type="journal article" year="2008">Plotkin &amp; Janussen (2008)</bibRefCitation>
. Furthermore, our specimens are distinguished by a massive upright body resembling a sea anemone, while the previously described individuals are all thinly encrusting.
</paragraph>
<paragraph id="9D2DE66CFF93C022FF3322AC0ECD14FB" blockId="27.[151,1437,150,1689]" pageId="27" pageNumber="84">
In his original description
<bibRefCitation id="F9039B9DFF93C022FE0822AC0ED3146B" author="Lendenfeld, R. von" box="[508,720,1267,1293]" pageId="27" pageNumber="84" refId="ref18492" refString="Lendenfeld, R. von (1888) Descriptive Catalogue of the Sponges in the Australian Museum, Sydney. Taylor &amp; Francis, London, 260 pp. [https: // www. biodiversitylibrary. org / item / 45883 # page / 5 / mode / 1 up]" type="book" year="1888">Lendenfeld (1888)</bibRefCitation>
mentions 150200 μm long tylostyles and
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long styles. In his redescription of Lendefelds
<typeStatus id="422958CEFF93C022FDDE23480E591457" box="[554,602,1303,1329]" pageId="27" pageNumber="84">type</typeStatus>
specimen
<bibRefCitation id="F9039B9DFF93C022FD2223480F9B1457" author="Hallmann E. F." box="[726,920,1303,1329]" pageId="27" pageNumber="84" pagination="263 - 315" refId="ref17741" refString="Hallmann E. F. (1914) A revision of the monaxonid species described as new in Lendenfeld's ' Catalogue of the sponges in the Australian Museum'. Part I, II, III. Proceedings of the Linnean Society of New South Wales, 39, 263 - 315 + 327 - 376 + 398 - 446. [https: // www. biodiversitylibrary. org / page / 6382298 # page / 303 / mode / 1 up] https: // doi. org / 10.5962 / bhl. part. 2286" type="journal article" year="1914">Hallmann (1914)</bibRefCitation>
lists 5001200 μm long styles, choanosomal tylostyles, 145210 μm long, and cortical tylostyles, 85135 μm long. Additionally, he indicates that
<taxonomicName id="5A929DEFFF93C022FB03236409531433" authorityName="A. QM G" baseAuthorityName="Lendenfeld" baseAuthorityYear="1888" box="[1271,1360,1339,1365]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="27" pageNumber="84" phylum="Porifera" rank="species" species="zitteli">
<emphasis id="AFE63A7EFF93C022FB03236409531433" box="[1271,1360,1339,1365]" italics="true" pageId="27" pageNumber="84">P. zitteli</emphasis>
</taxonomicName>
shares similar polytylote characteristics of the large styles with those of
<taxonomicName id="5A929DEFFF93C022FC8123000860141F" authority="Thiele, 1905" authorityName="Thiele" authorityYear="1905" box="[885,1123,1374,1401]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="27" pageNumber="84" phylum="Porifera" rank="species" species="isidis">
<emphasis id="AFE63A7EFF93C022FC8123000FCF141F" box="[885,972,1375,1401]" italics="true" pageId="27" pageNumber="84">P. isidis</emphasis>
<bibRefCitation id="F9039B9DFF93C022FC2623000860141F" author="Thiele, J." box="[978,1123,1374,1401]" pageId="27" pageNumber="84" pagination="407 - 496" refId="ref20029" refString="Thiele, J. (1905) Die Kiesel- und Hornschwamme der Sammlung Plate. Zoologische Jahrb ¸ cher Supplement 6 (Fauna Chilensis III), 407 - 496, pls. 27 - 33. [https: // www. biodiversitylibrary. org / item / 49890 # page / 419 / mode / 1 up]" type="book chapter" year="1905">Thiele, 1905</bibRefCitation>
</taxonomicName>
, and
<taxonomicName id="5A929DEFFF93C022FB6A23000994141F" authority="Thiele, 1898" authorityName="Thiele" authorityYear="1898" box="[1182,1431,1375,1401]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="27" pageNumber="84" phylum="Porifera" rank="species" species="affinis">
<emphasis id="AFE63A7EFF93C022FB6A23000903141F" box="[1182,1280,1375,1401]" italics="true" pageId="27" pageNumber="84">P. affinis</emphasis>
<bibRefCitation id="F9039B9DFF93C022FAF323000994141F" author="Thiele, J." box="[1287,1431,1375,1401]" pageId="27" pageNumber="84" pagination="1 - 72" refId="ref19948" refString="Thiele, J. (1898) Studien ¸ ber pazifische Spongien. I. Japanische Demospongien. Zoologica. Original-Abhandlungen aus dem Gesamtgebiete der Zoologie, Stuttgart, 24 (1), 1 - 72, pls. I - VIII. [https: // www. biodiversitylibrary. org / item / 188359 # page / 13 / mode / 1 up] https: // doi. org / 10.5962 / bhl. title. 106767" type="journal article" year="1898">Thiele, 1898</bibRefCitation>
</taxonomicName>
; none of which bear resemblance to our specimens.
</paragraph>
<paragraph id="9D2DE66CFF93C022FF3323F80F3B17FF" blockId="27.[151,1437,150,1689]" pageId="27" pageNumber="84">
<bibRefCitation id="F9039B9DFF93C022FF3323F80DF514A7" author="Plotkin, A. S. &amp; Janussen, D." box="[199,502,1447,1473]" pageId="27" pageNumber="84" pagination="95 - 135" refId="ref19190" refString="Plotkin, A. S. &amp; Janussen, D. (2008) Polymastiidae and Suberitidae (Porifera: Demospongiae: Hadromerida) of the deep Weddell Sea, Antarctic. Zootaxa, 1866 (1), 95 - 135. https: // doi. org / 10.11646 / zootaxa. 1866.1.5" type="journal article" year="2008">Plotkin &amp; Janussen (2008)</bibRefCitation>
described large styles, 8121315 μm long, intermediate styles, 340598 μm long, and subtylostyles, 247333 μm long, for their specimen. Furthermore, they also describe the choanosomal skeleton of
<taxonomicName id="5A929DEFFF93C022FF4223B00D13176F" authorityName="A. QM G" baseAuthorityName="Lendenfeld" baseAuthorityYear="1888" box="[182,272,1519,1545]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="27" pageNumber="84" phylum="Porifera" rank="species" species="zitteli">
<emphasis id="AFE63A7EFF93C022FF4223B00D13176F" box="[182,272,1519,1545]" italics="true" pageId="27" pageNumber="84">P. zitteli</emphasis>
</taxonomicName>
as reticulated, also found in the
<specimenCount id="8B942DE5FF93C022FD7423B00F25176F" box="[640,806,1519,1545]" count="2" pageId="27" pageNumber="84" type="generic">two specimens</specimenCount>
described above. This feature is also found in
<taxonomicName id="5A929DEFFF93C022FAC123B00E05174B" authority="Kelly-Borges &amp; Bergquist, 1997" authorityName="Kelly-Borges &amp; Bergquist" authorityYear="1997" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="27" pageNumber="84" phylum="Porifera" rank="species" species="crocea">
<emphasis id="AFE63A7EFF93C022FAC123B0099F176E" box="[1333,1436,1519,1544]" italics="true" pageId="27" pageNumber="84">P. crocea</emphasis>
<bibRefCitation id="F9039B9DFF93C022FF63204C0E05174B" author="Kelly-Borges, M. &amp; Bergquist, P. R." box="[151,518,1555,1581]" pageId="27" pageNumber="84" pagination="367 - 402" refId="ref18083" refString="Kelly-Borges, M. &amp; Bergquist, P. R. (1997) Revision of Southwest Pacific Polymastiidae (Porifera: Demospongiae: Hadromerida) with descriptions of new species of Polymastia Bowerbank, Tylexocladus Topsent, and Acanthopolymastia gen. nov. from New Zealand and the Norfolk Ridge, New Caledonia. New Zealand Journal of Marine and Freshwater Research, 31 (3), 367 - 402. https: // doi. org / 10.1080 / 00288330.1997.9516772" type="journal article" year="1997">Kelly-Borges &amp; Bergquist, 1997</bibRefCitation>
</taxonomicName>
, from
<collectingCountry id="E585A6FCFF93C022FDBA204C0EE4174B" box="[590,743,1555,1581]" name="New Zealand" pageId="27" pageNumber="84">New Zealand</collectingCountry>
, and
<taxonomicName id="5A929DEFFF93C022FCD6204C0884174B" authority="(Lamarck, 1815)" baseAuthorityName="Lamarck" baseAuthorityYear="1815" box="[802,1159,1554,1581]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="27" pageNumber="84" phylum="Porifera" rank="species" species="boletiformis">
<emphasis id="AFE63A7EFF93C022FCD6204C0FC7174B" box="[802,964,1555,1581]" italics="true" pageId="27" pageNumber="84">P. boletiformis</emphasis>
(
<bibRefCitation id="F9039B9DFF93C022FC27204C087C174B" author="Lamarck, J. - B. de" box="[979,1151,1554,1581]" pageId="27" pageNumber="84" pagination="69 - 80" refId="ref18372" refString="Lamarck, J. - B. de (1815 [1814]) Suite des polypiers empates. Memoirs of the Natural History Museum, Paris, 1, 69 - 80 + 162 - 168 + 331 - 340. [https: // www. biodiversitylibrary. org / page / 3553747 # page / 328 / mode / 1 up]" type="journal article" year="1815">Lamarck, 1815</bibRefCitation>
)
</taxonomicName>
from the North Atlantic.
<taxonomicName id="5A929DEFFF93C022FF6320680DA01737" baseAuthorityName="Lamarck" baseAuthorityYear="1815" box="[151,419,1591,1617]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="27" pageNumber="84" phylum="Porifera" rank="species" species="boletiformis">
<emphasis id="AFE63A7EFF93C022FF6320680DA01737" box="[151,419,1591,1617]" italics="true" pageId="27" pageNumber="84">Polymastia boletiformis</emphasis>
</taxonomicName>
has been well redescribed by
<bibRefCitation id="F9039B9DFF93C022FD0620680FD61737" author="Plotkin, A. &amp; Gerasimova, E. &amp; Rapp, H. T." box="[754,981,1591,1617]" pageId="27" pageNumber="84" pagination="1273 - 1335" refId="ref19448" refString="Plotkin, A., Gerasimova, E. &amp; Rapp, H. T. (2018) Polymastiidae (Porifera: Demospongiae) of the Nordic and Siberian Seas. Journal of the Marine Biological Association of the United Kingdom, 98 (6), 1273 - 1335. https: // doi. org / 10.1017 / s 0025315417000285" type="journal article" year="2018">
Plotkin
<emphasis id="AFE63A7EFF93C022FCBE20680F811737" box="[842,898,1591,1617]" italics="true" pageId="27" pageNumber="84">et al.</emphasis>
(2018)
</bibRefCitation>
, having only small and intermediate size categories of subtylostyles, and is a large yellow sponge with larger papillae.
<taxonomicName id="5A929DEFFF93C022FBF6200408D11712" authorityName="Kelly-Borges &amp; Bergquist" authorityYear="1997" box="[1026,1234,1627,1653]" class="Demospongiae" family="Polymastiidae" genus="Polymastia" kingdom="Animalia" order="Polymastiida" pageId="27" pageNumber="84" phylum="Porifera" rank="species" species="crocea">
<emphasis id="AFE63A7EFF93C022FBF6200408D11712" box="[1026,1234,1627,1653]" italics="true" pageId="27" pageNumber="84">Polymastia crocea</emphasis>
</taxonomicName>
is another yellow shallow water species, with an unusual three layered cortex.
</paragraph>
</subSubSection>
</treatment>
</document>