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<document id="C0AAA216F3D7783076E9B313FECCFBAE" ID-CLB-Dataset="29372" ID-DOI="10.11646/zootaxa.4466.1.5" ID-GBIF-Dataset="1980a3df-0542-48ec-a594-e6bc4dc8f3aa" ID-ISSN="1175-5326" ID-Zenodo-Dep="1442100" ID-ZooBank="2FACA737-6533-4EFE-B2E8-17DCF3D62FEC" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1538406429154" checkinUser="plazi" docAuthor="Lage, Anaíra, Araujo, Hannah Paola Mota, Gerovasileiou, Vasilis &amp; Muricy, Guilherme" docDate="2018" docId="03A687E3FFC7FFFFB58DFADDFDE79AF3" docLanguage="en" docName="zootaxa.4466.1.5.pdf" docOrigin="Zootaxa 4466 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Plakina strongylata Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy 2018, sp. nov." docType="treatment" docVersion="7" lastPageNumber="46" masterDocId="FF9FFF9BFFC6FFF8B51AFFD2FFEB9C13" masterDocTitle="A new cave-dwelling species of Plakina (Porifera: Homoscleromorpha) from Crete, Greece (South Aegean Sea)" masterLastPageNumber="48" masterPageNumber="39" pageNumber="40" updateTime="1698562003259" updateUser="ExternalLinkService">
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<mods:title id="EEEA55639F5B0166586D33637E6ED921">A new cave-dwelling species of Plakina (Porifera: Homoscleromorpha) from Crete, Greece (South Aegean Sea)</mods:title>
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<mods:namePart id="8550214BF150E676F9070D4267CDD599">Lage, Anaíra</mods:namePart>
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<mods:namePart id="0EABB53F31EAEFBF395FEA87331F60E4">Araujo, Hannah Paola Mota</mods:namePart>
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<mods:namePart id="E223CCB6E51A9EB9EC8CC4E08308E6FE">Gerovasileiou, Vasilis</mods:namePart>
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<mods:namePart id="B2D220B51BF7A0CAB4D478FB44C7688A">Muricy, Guilherme</mods:namePart>
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<treatment id="03A687E3FFC7FFFFB58DFADDFDE79AF3" ID-DOI="http://doi.org/10.5281/zenodo.5975583" ID-GBIF-Taxon="148425441" ID-Zenodo-Dep="5975583" LSID="urn:lsid:plazi:treatment:03A687E3FFC7FFFFB58DFADDFDE79AF3" httpUri="http://treatment.plazi.org/id/03A687E3FFC7FFFFB58DFADDFDE79AF3" lastPageId="7" lastPageNumber="46" pageId="1" pageNumber="40">
<subSubSection id="C315657EFFC7FFF9B58DFADDFEFA9958" pageId="1" pageNumber="40" type="nomenclature">
<paragraph id="8BB036F5FFC7FFF9B58DFADDFE039939" blockId="1.[151,488,1295,1355]" box="[151,488,1295,1322]" pageId="1" pageNumber="40">
<heading id="D0F88199FFC7FFF9B58DFADDFE039939" bold="true" box="[151,488,1295,1322]" fontSize="11" level="1" pageId="1" pageNumber="40" reason="1">
<emphasis id="B97BEAE7FFC7FFF9B58DFADDFE039939" bold="true" box="[151,488,1295,1322]" pageId="1" pageNumber="40">
<taxonomicName id="4C0F4D76FFC7FFF9B58DFADDFE6F993A" ID-CoL="4JHYP" authority="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy, 2018" authorityName="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy" authorityYear="2018" box="[151,388,1295,1321]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="1" pageNumber="40" phylum="Porifera" rank="species" species="strongylata" status="sp. nov.">
<emphasis id="B97BEAE7FFC7FFF9B58DFADDFE6F993A" bold="true" box="[151,388,1295,1321]" italics="true" pageId="1" pageNumber="40">Plakina strongylata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A248579CFFC7FFF9B491FAC2FE039939" box="[395,488,1296,1322]" pageId="1" pageNumber="40" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8BB036F5FFC7FFF9B58DFAE0FEFA9958" blockId="1.[151,488,1295,1355]" box="[151,273,1330,1355]" pageId="1" pageNumber="40">
(
<figureCitation id="13342A70FFC7FFF9B585FAE0FEE29958" box="[159,265,1330,1355]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStartId-0="4.[151,250,1654,1676]" captionStartId-1="5.[151,250,1640,1662]" captionStartId-2="6.[151,250,1507,1529]" captionTargetBox-0="[189,1397,195,1630]" captionTargetBox-1="[189,1397,193,1618]" captionTargetBox-2="[190,1396,337,1486]" captionTargetId-0="figure@4.[189,1397,195,1630]" captionTargetId-1="figure@5.[189,1397,193,1618]" captionTargetId-2="figure@6.[190,1396,337,1486]" captionTargetPageId-0="4" captionTargetPageId-1="5" captionTargetPageId-2="6" captionText-0="FIGURE 1. Plakina strongylata sp. nov. AB, living specimens in situ (os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM)." captionText-1="FIGURE 2. Spicules of Plakina strongylata sp. nov. (SEM). A, calthrops. B, monolophose diods. C, dilophose diods. D, monolophose triods. E, dilophose triods. F, trilophose triods." captionText-2="FIGURE 3. Spicules of Plakina strongylata sp. nov. (SEM). A, monolophose calthrops. B, dilophose calthrops. C, trilophose calthrops. D, tetralophose calthrops. E, irregular spicules." httpUri-0="https://zenodo.org/record/1442102/files/figure.png" httpUri-1="https://zenodo.org/record/1442104/files/figure.png" httpUri-2="https://zenodo.org/record/1442106/files/figure.png" pageId="1" pageNumber="40">Figs. 13</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C315657EFFC7FFF9B58DFAA6FD2799EB" pageId="1" pageNumber="40" type="diagnosis">
<paragraph id="8BB036F5FFC7FFF9B58DFAA6FD2799EB" blockId="1.[151,1436,1396,2033]" pageId="1" pageNumber="40">
<emphasis id="B97BEAE7FFC7FFF9B58DFAA6FEFA999E" bold="true" box="[151,273,1396,1421]" pageId="1" pageNumber="40">Diagnosis.</emphasis>
<taxonomicName id="4C0F4D76FFC7FFF9B403FAA6FE9B999E" authorityName="Schulze" authorityYear="1880" box="[281,368,1396,1421]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="1" pageNumber="40" phylum="Porifera" rank="genus">
<emphasis id="B97BEAE7FFC7FFF9B403FAA6FE9B999E" box="[281,368,1396,1421]" italics="true" pageId="1" pageNumber="40">Plakina</emphasis>
</taxonomicName>
thinly encrusting, with a highly folded surface and white color. Spicules are diods, triods and calthrops with rounded extremities plus mono- and dilophose diods; mono-, di- and trilophose triods; and mono-, di-, tri- and tetralophose calthrops. Most spicules are very irregular, and the ramification pattern of lophose spicules often varies in different actines of a single spicule.
</paragraph>
</subSubSection>
<subSubSection id="C315657EFFC7FFF9B5DDF9D6FDE49BE2" pageId="1" pageNumber="40" type="materials_examined">
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<materialsCitation id="3B673CA8FFC7FFF9B5DDF9D6FF309A53" ID-GBIF-Occurrence="1913893982" collectingDate="2017-07-11" collectionCode="MNRJ" collectorName="V. Gerovasileiou" elevation="15" location="Blue Cave" municipality="Material" pageId="1" pageNumber="40" specimenCode="MNRJ 21242" specimenCount="1" stateProvince="Crete">
<emphasis id="B97BEAE7FFC7FFF9B5DDF9D6FE5B9A0E" bold="true" box="[199,432,1540,1565]" pageId="1" pageNumber="40">
<collectingMunicipality id="6BD4AC8FFFC7FFF9B5DDF9D6FEC49A0E" box="[199,303,1540,1565]" pageId="1" pageNumber="40">Material</collectingMunicipality>
examined.
</emphasis>
<emphasis id="B97BEAE7FFC7FFF9B4ACF9D6FDF69A0E" box="[438,541,1540,1565]" italics="true" pageId="1" pageNumber="40">Hοlοtype</emphasis>
<specimenCode id="DBA99E8EFFC7FFF9B739F9D7FD569A0F" box="[547,701,1540,1564]" collectionCode="MNRJ" country="Brazil" httpUri="http://grbio.org/cool/zi1i-a0b5" name="Museu Nacional/Universidade Federal de Rio de Janeiro" pageId="1" pageNumber="40">MNRJ 21242</specimenCode>
,
<location id="8ED0602EFFC7FFF9B7DDF9D6FCD49A0F" LSID="urn:lsid:plazi:treatment:03A687E3FFC7FFFFB58DFADDFDE79AF3:8ED0602EFFC7FFF9B7DDF9D6FCD49A0F" box="[711,831,1540,1565]" municipality="Material" name="Blue Cave" pageId="1" pageNumber="40" stateProvince="Crete">Blue Cave</location>
,
<collectingRegion id="49CBF817FFC7FFF9B653F9D6FC629A0F" box="[841,905,1540,1564]" country="Greece" name="Kriti" pageId="1" pageNumber="40">Crete</collectingRegion>
,
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</elevation>
depth,
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<date id="FFB11035FFC7FFF9B104F9D6FB749A0E" box="[1054,1183,1540,1565]" pageId="1" pageNumber="40" value="2017-07-11">11.vii.2017</date>
</collectingDate>
, coll.
<collectorName id="26FA5323FFC7FFF9B1FBF9D7FA779A0E" box="[1249,1436,1540,1565]" pageId="1" pageNumber="40">V. Gerovasileiou</collectorName>
and G
</materialsCitation>
.
<materialsCitation id="3B673CA8FFC7FFF9B5FFF9F5FCB99A53" ID-GBIF-Occurrence="1913893981" box="[229,850,1575,1600]" collectingDate="2017-07-11" collectionCode="MNRJ" collectorName="V. Gerovasileiou" elevation="15" location="Blue Cave" municipality="Material" pageId="1" pageNumber="40" specimenCode="MNRJ 21215" specimenCount="1" stateProvince="Crete" typeStatus="paratype">
Muricy.
<typeStatus id="54B48857FFC7FFF9B45EF9FBFE409A53" box="[324,427,1577,1600]" pageId="1" pageNumber="40" type="paratype">
<emphasis id="B97BEAE7FFC7FFF9B45EF9FBFE409A53" box="[324,427,1577,1600]" italics="true" pageId="1" pageNumber="40">Paratype</emphasis>
</typeStatus>
<specimenCode id="DBA99E8EFFC7FFF9B4ABF9FAFDA79A53" box="[433,588,1575,1600]" collectionCode="MNRJ" country="Brazil" httpUri="http://grbio.org/cool/zi1i-a0b5" name="Museu Nacional/Universidade Federal de Rio de Janeiro" pageId="1" pageNumber="40">MNRJ 21215</specimenCode>
, same data as holotype
</materialsCitation>
.
</paragraph>
<paragraph id="8BB036F5FFC7FFF9B5DDF99EFDE49BE2" blockId="1.[151,1436,1396,2033]" pageId="1" pageNumber="40">
<emphasis id="B97BEAE7FFC7FFF9B5DDF99EFD679A76" bold="true" box="[199,652,1612,1637]" pageId="1" pageNumber="40">Material examined for comparison.</emphasis>
<emphasis id="B97BEAE7FFC7FFF9B787F99EFCB49A76" box="[669,863,1612,1637]" italics="true" pageId="1" pageNumber="40">
<taxonomicName id="4C0F4D76FFC7FFF9B787F99EFD1F9A76" authorityName="Schulze" authorityYear="1880" box="[669,756,1612,1637]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="1" pageNumber="40" phylum="Porifera" rank="genus">Plakina</taxonomicName>
trilοpha
</emphasis>
<bibRefCitation id="EF9E4B04FFC7FFF9B66BF99EFBF59A77" box="[881,1054,1612,1637]" pageId="1" pageNumber="40" refId="ref5722" refString="Schulze, F. E. (1880) Untersuchungen uber den Bau und die Entwicklung der Spongien. Neuten Mittheilung. Die Plakiniden. Zeitschrift fur wissenschaftliche Zoologie, 34, 407 - 451." type="journal article">Schulze, 1880</bibRefCitation>
:
<emphasis id="B97BEAE7FFC7FFF9B128F99FFB7D9A77" box="[1074,1174,1613,1636]" italics="true" pageId="1" pageNumber="40">Neοtype.</emphasis>
MNHN.D.NBE.1468,
<date id="FFB11035FFC7FFF9B58DF9BDFEE09A9B" box="[151,267,1647,1672]" pageId="1" pageNumber="40" value="1995-07-07">7.vii.1995</date>
, 3PP Cave, La Ciotat, France, 43°13N, 5°35E,
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depth, coll. N.
<bibRefCitation id="EF9E4B04FFC7FFF9B151F9BDFF309ABF" pageId="1" pageNumber="40" refId="ref5333" refString="Muricy, G., Boury-Esnault, N., Bezac, C. &amp; Vacelet, J. (1998) Taxonomic revision of the Mediterranean Plakina Schulze (Porifera, Demospongiae, Homoscleromorpha). Zoological Journal of the Linnean Society, 124, 169 - 203. https: // doi. org / 10.1111 / j. 1096 - 3642.1998. tb 00572. x" type="journal article">
Boury-Esnault (Muricy
<emphasis id="B97BEAE7FFC7FFF9B07AF9A3FA779A9B" box="[1376,1436,1647,1672]" italics="true" pageId="1" pageNumber="40">et al.</emphasis>
1998)
</bibRefCitation>
. MNRJ 18370, Fara Cave, Fara Bay Islet, Lesvos Island, Greece (38°5811.64”N, 26°2839.54”E),
<quantity id="4CF79B10FFC7FFF9B07AF946FA779ABF" box="[1376,1436,1684,1708]" metricMagnitude="1" metricUnit="m" metricValue="1.8" pageId="1" pageNumber="40" unit="m" value="18.0">18 m</quantity>
depth,
<date id="FFB11035FFC7FFF9B5F9F965FE8F9AC3" box="[227,356,1719,1744]" pageId="1" pageNumber="40" value="2010-07-17">17.vii.2010</date>
, coll. V.
<bibRefCitation id="EF9E4B04FFC7FFF9B4DCF965FCDE9AC3" box="[454,821,1719,1744]" pageId="1" pageNumber="40" refId="ref5134" refString="Lage, A., Gerovasileiou, V., Voultsiadou, E. &amp; Muricy, G. (2018) Taxonomy of Plakina (Porifera: Homoscleromorpha) from Aegean submarine caves, with descriptions of three new species and new characters for the genus. Marine Biodiversity, 1 - 21. [published online] https: // doi. org / 10.1007 / s 12526 - 018 - 0847 - z" type="book chapter">
Gerovasileiou (Lage
<emphasis id="B97BEAE7FFC7FFF9B7A8F96BFD019AC3" box="[690,746,1719,1744]" italics="true" pageId="1" pageNumber="40">et al.</emphasis>
2018)
</bibRefCitation>
.
<emphasis id="B97BEAE7FFC7FFF9B625F965FBCB9AC3" box="[831,1056,1719,1744]" italics="true" pageId="1" pageNumber="40">
<taxonomicName id="4C0F4D76FFC7FFF9B625F965FC7D9AC3" authorityName="Schulze" authorityYear="1880" box="[831,918,1719,1744]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="1" pageNumber="40" phylum="Porifera" rank="genus">Plakina</taxonomicName>
anisοactina
</emphasis>
<bibRefCitation id="EF9E4B04FFC7FFF9B13CF96AFEB79AE7" pageId="1" pageNumber="40" refId="ref5134" refString="Lage, A., Gerovasileiou, V., Voultsiadou, E. &amp; Muricy, G. (2018) Taxonomy of Plakina (Porifera: Homoscleromorpha) from Aegean submarine caves, with descriptions of three new species and new characters for the genus. Marine Biodiversity, 1 - 21. [published online] https: // doi. org / 10.1007 / s 12526 - 018 - 0847 - z" type="book chapter">Lage, Gerovasileiou, Voultsiadou &amp; Muricy, 2018</bibRefCitation>
:
<emphasis id="B97BEAE7FFC7FFF9B477F90EFE3F9AE6" box="[365,468,1756,1781]" italics="true" pageId="1" pageNumber="40">Hοlοtype</emphasis>
MNRJ 18372, Agios Vasilios Cave, Agios Vasilios Islet, Lesvos Island, Greece (38°5813.25”N, 26°3230.46”E),
<quantity id="4CF79B10FFC7FFF9B705F8D2FD6F9B04" box="[543,644,1792,1816]" metricMagnitude="1" metricUnit="m" metricValue="3.15" metricValueMax="4.0" metricValueMin="2.3" pageId="1" pageNumber="40" unit="m" value="31.5" valueMax="40.0" valueMin="23.0">2340 m</quantity>
depth,
<date id="FFB11035FFC7FFF9B7C6F92DFCBD9B0B" box="[732,854,1791,1816]" pageId="1" pageNumber="40" value="2010-06-25">25.vi.2010</date>
, coll. V. Gerovasileiou.
<emphasis id="B97BEAE7FFC7FFF9B176F92DFABB9B0B" box="[1132,1360,1791,1816]" italics="true" pageId="1" pageNumber="40">
<taxonomicName id="4C0F4D76FFC7FFF9B176F92DFB289B0B" authorityName="Schulze" authorityYear="1880" box="[1132,1219,1791,1816]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="1" pageNumber="40" phylum="Porifera" rank="genus">Plakina</taxonomicName>
bοwerbanki
</emphasis>
(Sarà, 1960), Lesvos Island, Greece: MNRJ 18365,
<date id="FFB11035FFC7FFF9B78CF8F6FCF99B2E" box="[662,786,1828,1853]" pageId="1" pageNumber="40" value="2010-06-04">04.vi.2010</date>
; MNRJ 19634, MNRJ 19635,
<date id="FFB11035FFC7FFF9B171F8F6FB379B2E" box="[1131,1244,1828,1853]" pageId="1" pageNumber="40" value="2015-05-18">18.v.2015</date>
; Fara Cave, Fara Bay Islet,
<quantity id="4CF79B10FFC7FFF9B412F89AFEAA9B73" box="[264,321,1864,1888]" metricMagnitude="1" metricUnit="m" metricValue="1.8" pageId="1" pageNumber="40" unit="m" value="18.0">18 m</quantity>
depth, coll. V.
<bibRefCitation id="EF9E4B04FFC7FFF9B4F2F895FCBD9B73" box="[488,854,1863,1888]" pageId="1" pageNumber="40" refId="ref5134" refString="Lage, A., Gerovasileiou, V., Voultsiadou, E. &amp; Muricy, G. (2018) Taxonomy of Plakina (Porifera: Homoscleromorpha) from Aegean submarine caves, with descriptions of three new species and new characters for the genus. Marine Biodiversity, 1 - 21. [published online] https: // doi. org / 10.1007 / s 12526 - 018 - 0847 - z" type="book chapter">
Gerovasileiou (Lage
<emphasis id="B97BEAE7FFC7FFF9B7CEF89BFCE79B73" box="[724,780,1863,1888]" italics="true" pageId="1" pageNumber="40">et al.</emphasis>
2018)
</bibRefCitation>
.
<emphasis id="B97BEAE7FFC7FFF9B67AF895FBCB9B73" box="[864,1056,1863,1888]" italics="true" pageId="1" pageNumber="40">
<taxonomicName id="4C0F4D76FFC7FFF9B67AF895FC5C9B73" authorityName="Schulze" authorityYear="1880" box="[864,951,1863,1888]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="1" pageNumber="40" phylum="Porifera" rank="genus">Plakina</taxonomicName>
anοmala
</emphasis>
<bibRefCitation id="EF9E4B04FFC7FFF9B13DF89BFEA69B97" pageId="1" pageNumber="40" refId="ref5134" refString="Lage, A., Gerovasileiou, V., Voultsiadou, E. &amp; Muricy, G. (2018) Taxonomy of Plakina (Porifera: Homoscleromorpha) from Aegean submarine caves, with descriptions of three new species and new characters for the genus. Marine Biodiversity, 1 - 21. [published online] https: // doi. org / 10.1007 / s 12526 - 018 - 0847 - z" type="book chapter">Lage, Gerovasileiou, Voultsiadou &amp; Muricy, 2018</bibRefCitation>
:
<emphasis id="B97BEAE7FFC7FFF9B44DF8BEFE559B96" box="[343,446,1900,1925]" italics="true" pageId="1" pageNumber="40">Hοlοtype</emphasis>
MNRJ 18374-A, Paratype MNRJ 18374-B, both from Fara Cave, Fara Bay Islet, Lesvos Island, Greece,
<quantity id="4CF79B10FFC7FFF9B45CF842FE6B9BBB" box="[326,384,1936,1960]" metricMagnitude="1" metricUnit="m" metricValue="1.8" pageId="1" pageNumber="40" unit="m" value="18.0">18 m</quantity>
depth,
<date id="FFB11035FFC7FFF9B4C9F85DFDA69BBB" box="[467,589,1935,1960]" pageId="1" pageNumber="40" value="2010-06-01">01.vi.2010</date>
, coll. V. Gerovasileiou.
<taxonomicName id="4C0F4D76FFC7FFF9B640F85DFEB39BDF" authority="Lage, Gerovasileiou, Voultsiadou &amp; Muricy, 2018" authorityName="Lage, Gerovasileiou, Voultsiadou &amp; Muricy" authorityYear="2018" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="1" pageNumber="40" phylum="Porifera" rank="species" species="hellenica">
<emphasis id="B97BEAE7FFC7FFF9B640F85DFBF49BBB" box="[858,1055,1935,1960]" italics="true" pageId="1" pageNumber="40">Plakina hellenica</emphasis>
<bibRefCitation id="EF9E4B04FFC7FFF9B13FF843FEB39BDF" pageId="1" pageNumber="40" refId="ref5134" refString="Lage, A., Gerovasileiou, V., Voultsiadou, E. &amp; Muricy, G. (2018) Taxonomy of Plakina (Porifera: Homoscleromorpha) from Aegean submarine caves, with descriptions of three new species and new characters for the genus. Marine Biodiversity, 1 - 21. [published online] https: // doi. org / 10.1007 / s 12526 - 018 - 0847 - z" type="book chapter">Lage, Gerovasileiou, Voultsiadou &amp; Muricy, 2018</bibRefCitation>
</taxonomicName>
:
<emphasis id="B97BEAE7FFC7FFF9B472F866FE249BDE" box="[360,463,1972,1997]" italics="true" pageId="1" pageNumber="40">Hοlοtype</emphasis>
MNRJ 19637, Fara Cave, Fara Bay Islet, Lesvos Island, Greece,
<quantity id="4CF79B10FFC7FFF9B1F9F866FAA09BDF" box="[1251,1355,1972,1997]" metricMagnitude="1" metricUnit="m" metricValue="1.65" metricValueMax="1.8" metricValueMin="1.5" pageId="1" pageNumber="40" unit="m" value="16.5" valueMax="18.0" valueMin="15.0">1518 m</quantity>
depth,
<date id="FFB11035FFC7FFF9B58DF80AFEE39BE2" box="[151,264,2008,2033]" pageId="1" pageNumber="40" value="2015-05-18">18.v.2015</date>
, coll. V. Gerovasileiou.
</paragraph>
</subSubSection>
<subSubSection id="C315657EFFC4FFFEB5DDFF45FDCF9B6E" lastPageId="6" lastPageNumber="45" pageId="2" pageNumber="41" type="description">
<paragraph id="8BB036F5FFC4FFFAB5DDFF45FD069D53" blockId="2.[151,1437,151,1256]" pageId="2" pageNumber="41">
<emphasis id="B97BEAE7FFC4FFFAB5DDFF45FEB29CA3" bold="true" box="[199,345,151,176]" pageId="2" pageNumber="41">Description.</emphasis>
Sponge thinly encrusting, with irregular outline, up to
<date id="FFB11035FFC4FFFAB6A7FF4AFC349CBC" box="[957,991,152,176]" pageId="2" pageNumber="41">8 x</date>
<quantity id="4CF79B10FFC4FFFAB6FCFF4AFBF69CBC" box="[998,1053,152,176]" metricMagnitude="-2" metricUnit="m" metricValue="8.0" pageId="2" pageNumber="41" unit="cm" value="8.0">8 cm</quantity>
wide by
<quantity id="4CF79B10FFC4FFFAB199FF4AFB0B9CBC" box="[1155,1248,152,176]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="2" pageNumber="41" unit="mm" value="2.5" valueMax="3.0" valueMin="2.0">23 mm</quantity>
thick (
<figureCitation id="13342A70FFC4FFFAB037FF45FF479CC7" captionStart="FIGURE 1" captionStartId="4.[151,250,1654,1676]" captionTargetBox="[189,1397,195,1630]" captionTargetId="figure@4.[189,1397,195,1630]" captionTargetPageId="4" captionText="FIGURE 1. Plakina strongylata sp. nov. AB, living specimens in situ (os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM)." httpUri="https://zenodo.org/record/1442102/files/figure.png" pageId="2" pageNumber="41">Figs. 1A B</figureCitation>
). Color white. Surface strongly folded, with many irregularly cylindrical canals,
<quantity id="4CF79B10FFC4FFFAB14AFF6EFB449CC7" box="[1104,1199,188,213]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="2" pageNumber="41" unit="mm" value="4.0" valueMax="5.0" valueMin="3.0">35 mm</quantity>
in diameter, pressed against each other and forming ridges in the whole surface (
<figureCitation id="13342A70FFC4FFFAB624FF0DFC2F9CEB" box="[830,964,223,248]" captionStart="FIGURE 1" captionStartId="4.[151,250,1654,1676]" captionTargetBox="[189,1397,195,1630]" captionTargetId="figure@4.[189,1397,195,1630]" captionTargetPageId="4" captionText="FIGURE 1. Plakina strongylata sp. nov. AB, living specimens in situ (os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM)." httpUri="https://zenodo.org/record/1442102/files/figure.png" pageId="2" pageNumber="41">Figs. 1AB</figureCitation>
). The canals converge to circular oscules,
<quantity id="4CF79B10FFC4FFFAB58DFED6FF139D0F" box="[151,248,260,284]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="2" pageNumber="41" unit="mm" value="1.5" valueMax="2.0" valueMin="1.0">12 mm</quantity>
in diameter, with a thin transparent rim. The surface is punctuated by many small inhalant openings. Marginal canal absent. Consistency very soft, fragile.
</paragraph>
<paragraph id="8BB036F5FFC4FFFAB5DDFE9EFDB69DC3" blockId="2.[151,1437,151,1256]" pageId="2" pageNumber="41">
<emphasis id="B97BEAE7FFC4FFFAB5DDFE9EFECD9D76" box="[199,294,332,357]" italics="true" pageId="2" pageNumber="41">Skeletοn</emphasis>
. Choanosomal skeleton forms a dense, irregular to alveolar reticulation with meshes 3050 µm in diameter surrounding choanocyte chambers (
<figureCitation id="13342A70FFC4FFFAB78EFEBDFD069D9B" box="[660,749,367,392]" captionStart="FIGURE 1" captionStartId="4.[151,250,1654,1676]" captionTargetBox="[189,1397,195,1630]" captionTargetId="figure@4.[189,1397,195,1630]" captionTargetPageId="4" captionText="FIGURE 1. Plakina strongylata sp. nov. AB, living specimens in situ (os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM)." httpUri="https://zenodo.org/record/1442102/files/figure.png" pageId="2" pageNumber="41">Fig. 1C</figureCitation>
). Basal cavities well developed, approximately 100150 µm high (
<figureCitation id="13342A70FFC4FFFAB5C3FE46FEDA9DBF" box="[217,305,404,429]" captionStart="FIGURE 1" captionStartId="4.[151,250,1654,1676]" captionTargetBox="[189,1397,195,1630]" captionTargetId="figure@4.[189,1397,195,1630]" captionTargetPageId="4" captionText="FIGURE 1. Plakina strongylata sp. nov. AB, living specimens in situ (os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM)." httpUri="https://zenodo.org/record/1442102/files/figure.png" pageId="2" pageNumber="41">Fig. 1C</figureCitation>
). Lophose calthrops are concentrated in the ectosome, often with lophose actines pointing outwards (
<figureCitation id="13342A70FFC4FFFAB585FE65FF139DC3" box="[159,248,439,464]" captionStart="FIGURE 1" captionStartId="4.[151,250,1654,1676]" captionTargetBox="[189,1397,195,1630]" captionTargetId="figure@4.[189,1397,195,1630]" captionTargetPageId="4" captionText="FIGURE 1. Plakina strongylata sp. nov. AB, living specimens in situ (os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM)." httpUri="https://zenodo.org/record/1442102/files/figure.png" pageId="2" pageNumber="41">Fig. 1D</figureCitation>
). Subectosomal cavities absent.
</paragraph>
<paragraph id="8BB036F5FFC4FFFAB5DDFE0EFDFB9E2E" blockId="2.[151,1437,151,1256]" pageId="2" pageNumber="41">
<emphasis id="B97BEAE7FFC4FFFAB5DDFE0EFECF9DE6" box="[199,292,476,501]" italics="true" pageId="2" pageNumber="41">Spicules</emphasis>
(
<figureCitation id="13342A70FFC4FFFAB42CFE0EFE4F9DE7" box="[310,420,476,501]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStartId-0="4.[151,250,1654,1676]" captionStartId-1="5.[151,250,1640,1662]" captionStartId-2="6.[151,250,1507,1529]" captionTargetBox-0="[189,1397,195,1630]" captionTargetBox-1="[189,1397,193,1618]" captionTargetBox-2="[190,1396,337,1486]" captionTargetId-0="figure@4.[189,1397,195,1630]" captionTargetId-1="figure@5.[189,1397,193,1618]" captionTargetId-2="figure@6.[190,1396,337,1486]" captionTargetPageId-0="4" captionTargetPageId-1="5" captionTargetPageId-2="6" captionText-0="FIGURE 1. Plakina strongylata sp. nov. AB, living specimens in situ (os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM)." captionText-1="FIGURE 2. Spicules of Plakina strongylata sp. nov. (SEM). A, calthrops. B, monolophose diods. C, dilophose diods. D, monolophose triods. E, dilophose triods. F, trilophose triods." captionText-2="FIGURE 3. Spicules of Plakina strongylata sp. nov. (SEM). A, monolophose calthrops. B, dilophose calthrops. C, trilophose calthrops. D, tetralophose calthrops. E, irregular spicules." httpUri-0="https://zenodo.org/record/1442102/files/figure.png" httpUri-1="https://zenodo.org/record/1442104/files/figure.png" httpUri-2="https://zenodo.org/record/1442106/files/figure.png" pageId="2" pageNumber="41">Figs. 13</figureCitation>
,
<tableCitation id="C68D034EFFC4FFFAB4AEFE0EFDE29DE7" box="[436,521,476,501]" captionStart="TABLE 1" captionStartId="3.[160,233,637,657]" captionText="TABLE 1. Spicule types and size of specimens of Plakina strongylata sp. nov. compared to its most similar congeners from the Aegean Sea. Measurements of triods and calthrops are actine sizes, and of all other spicules are full (maximum) spicule sizes." pageId="2" pageNumber="41">Table 1</tableCitation>
). Diods common, irregular in shape; straight, curved or centrally bent. Central swelling conspicuous, S-bent, centrotylote, or button-shaped. Extremities rounded, strongyloid (
<figureCitation id="13342A70FFC4FFFAB1FFFE2DFAB09E0B" box="[1253,1371,511,536]" captionStart="FIGURE 1" captionStartId="4.[151,250,1654,1676]" captionTargetBox="[189,1397,195,1630]" captionTargetId="figure@4.[189,1397,195,1630]" captionTargetPageId="4" captionText="FIGURE 1. Plakina strongylata sp. nov. AB, living specimens in situ (os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM)." httpUri="https://zenodo.org/record/1442102/files/figure.png" pageId="2" pageNumber="41">Fig. 1EF</figureCitation>
). Full size: 143662 / 1.12.55.1 µm.
</paragraph>
<paragraph id="8BB036F5FFC4FFFAB5DDFD95FC859E96" blockId="2.[151,1437,151,1256]" pageId="2" pageNumber="41">
Triods abundant, irregular in shape, uni- or bi-planar, Y- to T-shaped. Actine extremities rounded or, more rarely, acerate (
<figureCitation id="13342A70FFC4FFFAB459FDBEFE779E97" box="[323,412,620,645]" captionStart="FIGURE 1" captionStartId="4.[151,250,1654,1676]" captionTargetBox="[189,1397,195,1630]" captionTargetId="figure@4.[189,1397,195,1630]" captionTargetPageId="4" captionText="FIGURE 1. Plakina strongylata sp. nov. AB, living specimens in situ (os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM)." httpUri="https://zenodo.org/record/1442102/files/figure.png" pageId="2" pageNumber="41">Fig. 1G</figureCitation>
). Actine size:
<date id="FFB11035FFC4FFFAB727FDBEFD759E97" box="[573,670,620,644]" pageId="2" pageNumber="41" value="1934-08-19">81934</date>
/ 1.12.34.9 µm.
</paragraph>
<paragraph id="8BB036F5FFC4FFFAB5DDFD5DFB809EDE" blockId="2.[151,1437,151,1256]" pageId="2" pageNumber="41">
Calthrops rare, variable in shape, with straight or irregular actines and rounded extremities. One actine is sometimes reduced to a small button (
<figureCitation id="13342A70FFC4FFFAB75AFD66FD719EDF" box="[576,666,692,717]" captionStart="FIGURE 2" captionStartId="5.[151,250,1640,1662]" captionTargetBox="[189,1397,193,1618]" captionTargetId="figure@5.[189,1397,193,1618]" captionTargetPageId="5" captionText="FIGURE 2. Spicules of Plakina strongylata sp. nov. (SEM). A, calthrops. B, monolophose diods. C, dilophose diods. D, monolophose triods. E, dilophose triods. F, trilophose triods." httpUri="https://zenodo.org/record/1442104/files/figure.png" pageId="2" pageNumber="41">Fig. 2A</figureCitation>
). Actine size:
<date id="FFB11035FFC4FFFAB620FD66FC779EDF" box="[826,924,692,717]" pageId="2" pageNumber="41" value="1940-06-21">62140</date>
/ 1.02.04.2 µm.
</paragraph>
<paragraph id="8BB036F5FFC4FFFAB5DDFD05FBE99F4E" blockId="2.[151,1437,151,1256]" pageId="2" pageNumber="41">
Monolophose diods common, irregular in shape. Non-lophose actine straight or curved, with blunt end; center very irregular, often with button-shaped protuberances similar to reduced actines. Lophose actine ramifies in 24 short rays with rounded ends (ramification pattern 1m) or with a second round of ramification and acerate or blunt ends (pattern
<quantity id="4CF79B10FFC4FFFAB46FFC96FE759F4F" box="[373,414,836,860]" metricMagnitude="0" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="41" unit="m" value="1.0">1m</quantity>
, 2d) (
<figureCitation id="13342A70FFC4FFFAB4F3FC96FDAA9F4F" box="[489,577,836,861]" captionStart="FIGURE 2" captionStartId="5.[151,250,1640,1662]" captionTargetBox="[189,1397,193,1618]" captionTargetId="figure@5.[189,1397,193,1618]" captionTargetPageId="5" captionText="FIGURE 2. Spicules of Plakina strongylata sp. nov. (SEM). A, calthrops. B, monolophose diods. C, dilophose diods. D, monolophose triods. E, dilophose triods. F, trilophose triods." httpUri="https://zenodo.org/record/1442104/files/figure.png" pageId="2" pageNumber="41">Fig. 2B</figureCitation>
). Full size: 193547 / 1.42.44.3 µm.
</paragraph>
<paragraph id="8BB036F5FFC4FFFAB5DDFCB5FDAF9FDB" blockId="2.[151,1437,151,1256]" pageId="2" pageNumber="41">
Dilophose diods very rare, small, irregular, with a large button-shaped center and straight or sinuous actines, which ramify in 2 rays that may ramify again in 2 secondary rays with strongyloid or bifurcated ends (
<figureCitation id="13342A70FFC4FFFAB02FFC5EFA649FB7" box="[1333,1423,908,933]" captionStart="FIGURE 2" captionStartId="5.[151,250,1640,1662]" captionTargetBox="[189,1397,193,1618]" captionTargetId="figure@5.[189,1397,193,1618]" captionTargetPageId="5" captionText="FIGURE 2. Spicules of Plakina strongylata sp. nov. (SEM). A, calthrops. B, monolophose diods. C, dilophose diods. D, monolophose triods. E, dilophose triods. F, trilophose triods." httpUri="https://zenodo.org/record/1442104/files/figure.png" pageId="2" pageNumber="41">Fig. 2C</figureCitation>
). Full size: 223340 / 1.62.23.4 µm.
</paragraph>
<paragraph id="8BB036F5FFC4FFFAB5DDFC06FF05984B" blockId="2.[151,1437,151,1256]" pageId="2" pageNumber="41">
Monolophose triods common, irregular, variable in shape; non-lophose actines even or annulated, with blunt or slightly bifurcated ends. Central irregularity conspicuous. Lophose actine ramifies once in 24 rays, which rarely ramify again distally in 23 secondary rays with rounded or acerate ends (
<figureCitation id="13342A70FFC4FFFAB6CDFBCEFBD99827" box="[983,1074,1052,1077]" captionStart="FIGURE 2" captionStartId="5.[151,250,1640,1662]" captionTargetBox="[189,1397,193,1618]" captionTargetId="figure@5.[189,1397,193,1618]" captionTargetPageId="5" captionText="FIGURE 2. Spicules of Plakina strongylata sp. nov. (SEM). A, calthrops. B, monolophose diods. C, dilophose diods. D, monolophose triods. E, dilophose triods. F, trilophose triods." httpUri="https://zenodo.org/record/1442104/files/figure.png" pageId="2" pageNumber="41">Fig. 2D</figureCitation>
). Full size: 172844 / 1.32.5 4.3 µm.
</paragraph>
<paragraph id="8BB036F5FFC4FFFAB5DDFBB6FDAF98FB" blockId="2.[151,1437,151,1256]" pageId="2" pageNumber="41">
Dilophose triods uncommon, asymmetrical, general shape similar to monolophose triods. Non-lophose actine even or slightly annulated, with blunt ends. Lophose actines ramify once at medial or distal position in 24 rays, which may be stout with rounded ends or slender, ramifying again at distal position and with blunt ends (
<figureCitation id="13342A70FFC4FFFAB022FB7EFA7B98D7" box="[1336,1424,1196,1221]" captionStart="FIGURE 2" captionStartId="5.[151,250,1640,1662]" captionTargetBox="[189,1397,193,1618]" captionTargetId="figure@5.[189,1397,193,1618]" captionTargetPageId="5" captionText="FIGURE 2. Spicules of Plakina strongylata sp. nov. (SEM). A, calthrops. B, monolophose diods. C, dilophose diods. D, monolophose triods. E, dilophose triods. F, trilophose triods." httpUri="https://zenodo.org/record/1442104/files/figure.png" pageId="2" pageNumber="41">Fig. 2E</figureCitation>
). Full size: 173140 / 1.42.54.4 µm.
</paragraph>
<caption id="DF70667DFFC5FFFBB5BAFDAFFDBE9EB8" pageId="3" pageNumber="42">
<paragraph id="8BB036F5FFC5FFFBB5BAFDAFFDBE9EB8" blockId="3.[160,1893,637,683]" pageId="3" pageNumber="42">
<emphasis id="B97BEAE7FFC5FFFBB5BAFDAFFF159E82" bold="true" box="[160,254,637,657]" pageId="3" pageNumber="42">TABLE 1.</emphasis>
Spicule types and size of specimens of
<taxonomicName id="4C0F4D76FFC5FFFBB748FDAFFD179E83" authority="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy, 2018" authorityName="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy" authorityYear="2018" box="[594,764,637,656]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="3" pageNumber="42" phylum="Porifera" rank="species" species="strongylata" status="sp. nov.">
<emphasis id="B97BEAE7FFC5FFFBB748FDAFFD179E83" box="[594,764,637,656]" italics="true" pageId="3" pageNumber="42">Plakina strongylata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A248579CFFC5FFFBB61BFDACFCAD9E82" box="[769,838,638,657]" pageId="3" pageNumber="42" rank="species">sp. nov.</taxonomicNameLabel>
compared to its most similar congeners from the Aegean Sea. Measurements of triods and calthrops are actine sizes, and of all other spicules are full (maximum) spicule sizes.
</paragraph>
</caption>
<paragraph id="8BB036F5FFC5FFFBB589FD1EF8BC9962" pageId="3" pageNumber="42">
<table id="F90FC455FFC50007B589FD1EF8939998" box="[147,1912,716,1419]" gridcols="14" gridrows="8" pageId="3" pageNumber="42">
<tr id="353F34B7FFC50007B589FD1EF8939F14" box="[147,1912,716,775]" gridrow="0" pageId="3" pageNumber="42">
<th id="76EE5DCBFFC50007B589FD1EFEF09F14" box="[147,283,716,775]" gridcol="0" gridrow="0" pageId="3" pageNumber="42">Species / Specimens</th>
<th id="76EE5DCBFFC50007B431FD1EFE7A9F14" box="[299,401,716,775]" gridcol="1" gridrow="0" pageId="3" pageNumber="42">Diods</th>
<th id="76EE5DCBFFC50007B4B2FD1EFDE59F14" box="[424,526,716,775]" gridcol="2" gridrow="0" pageId="3" pageNumber="42">Triods</th>
<th id="76EE5DCBFFC50007B73FFD1EFD7B9F14" box="[549,656,716,775]" gridcol="3" gridrow="0" pageId="3" pageNumber="42">Calthrops</th>
<th id="76EE5DCBFFC50007B7BFFD1EFCF09F14" box="[677,795,716,775]" gridcol="4" gridrow="0" pageId="3" pageNumber="42">Monolophose diods</th>
<th id="76EE5DCBFFC50007B63CFD1EFC609F14" box="[806,907,716,775]" gridcol="5" gridrow="0" pageId="3" pageNumber="42">Dilophose diods</th>
<th id="76EE5DCBFFC50007B6B9FD1EFBF29F14" box="[931,1049,716,775]" gridcol="6" gridrow="0" pageId="3" pageNumber="42">Monolophose triods</th>
<th id="76EE5DCBFFC50007B13EFD1EFB629F14" box="[1060,1161,716,775]" gridcol="7" gridrow="0" pageId="3" pageNumber="42">Dilophose triods</th>
<th id="76EE5DCBFFC50007B1B9FD1EFAE39F14" box="[1187,1288,716,775]" gridcol="8" gridrow="0" pageId="3" pageNumber="42">Trilophose triods</th>
<th id="76EE5DCBFFC50007B03BFD1EF9EC9F14" box="[1313,1543,716,775]" colspan="2" colspanRight="1" gridcol="9" gridrow="0" pageId="3" pageNumber="42">Monolophose Dilophose calthrops calthrops</th>
<th id="76EE5DCBFFC50007B33BFD1EF96D9F14" box="[1569,1670,716,775]" gridcol="11" gridrow="0" pageId="3" pageNumber="42">Trilophose calthrops</th>
<th id="76EE5DCBFFC50007B3B8FD1EF8F89F14" box="[1698,1811,716,775]" gridcol="12" gridrow="0" pageId="3" pageNumber="42">Tetralophose calthrops</th>
<th id="76EE5DCBFFC50007B237FD1EF8939F14" box="[1837,1912,716,775]" gridcol="13" gridrow="0" pageId="3" pageNumber="42">Irregular spicules</th>
</tr>
<tr id="353F34B7FFC50007B589FCC9F8939F3C" box="[147,1912,795,815]" gridrow="1" pageId="3" pageNumber="42" rowspan-10="1" rowspan-11="1" rowspan-12="1" rowspan-13="1" rowspan-2="1" rowspan-3="1" rowspan-4="1" rowspan-5="1" rowspan-6="1" rowspan-7="1" rowspan-8="1" rowspan-9="1">
<th id="76EE5DCBFFC50007B589FCC9FE7A9F3C" box="[147,401,795,815]" colspan="2" colspanRight="1" gridcol="0" gridrow="1" pageId="3" pageNumber="42">
<taxonomicName id="4C0F4D76FFC5FFFBB589FCCEFEE79F3D" authority="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy, 2018" authorityName="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy" authorityYear="2018" box="[147,268,795,814]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="3" pageNumber="42" phylum="Porifera" rank="species" species="strongylata" status="sp. nov.">
<emphasis id="B97BEAE7FFC5FFFBB589FCCEFEE79F3D" box="[147,268,795,814]" italics="true" pageId="3" pageNumber="42">P. strongylata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A248579CFFC5FFFBB408FCCEFEBD9F3C" box="[274,342,796,815]" pageId="3" pageNumber="42" rank="species">sp. nov.</taxonomicNameLabel>
</th>
</tr>
<tr id="353F34B7FFC50007B589FC95F8939FBA" box="[147,1912,839,937]" gridrow="2" pageId="3" pageNumber="42">
<th id="76EE5DCBFFC50007B589FC95FEF09FBA" box="[147,283,839,937]" gridcol="0" gridrow="2" pageId="3" pageNumber="42">MNRJ 21215 (P)</th>
<td id="76EE5DCBFFC50007B431FC95FE7A9FBA" box="[299,401,839,937]" gridcol="1" gridrow="2" pageId="3" pageNumber="42">143862 / 1.32.24.3 (36)</td>
<td id="76EE5DCBFFC50007B4B2FC95FDE59FBA" box="[424,526,839,937]" gridcol="2" gridrow="2" pageId="3" pageNumber="42">81421 / 1.22.12.8 (36)</td>
<td id="76EE5DCBFFC50007B73FFC95FD7B9FBA" box="[549,656,839,937]" gridcol="3" gridrow="2" pageId="3" pageNumber="42">61940 / 1.02.02.9 (30)</td>
<td id="76EE5DCBFFC50007B7BFFC95FCF09FBA" box="[677,795,839,937]" gridcol="4" gridrow="2" pageId="3" pageNumber="42">203447 / 1.42.44.3 (28)</td>
<td id="76EE5DCBFFC50007B63CFC95FC609FBA" box="[806,907,839,937]" gridcol="5" gridrow="2" pageId="3" pageNumber="42">303740 / 2.12.23.4 (3)</td>
<td id="76EE5DCBFFC50007B6B9FC95FBF29FBA" box="[931,1049,839,937]" gridcol="6" gridrow="2" pageId="3" pageNumber="42">172841 / 1.52.83.9 (32)</td>
<td id="76EE5DCBFFC50007B13EFC95FB629FBA" box="[1060,1161,839,937]" gridcol="7" gridrow="2" pageId="3" pageNumber="42">193239 / 1.62.64.4 (27)</td>
<td id="76EE5DCBFFC50007B1B9FC95FAE39FBA" box="[1187,1288,839,937]" gridcol="8" gridrow="2" pageId="3" pageNumber="42">152132 / 2.22.43.0 (4)</td>
<td id="76EE5DCBFFC50007B03BFC95FA639FBA" box="[1313,1416,839,937]" gridcol="9" gridrow="2" pageId="3" pageNumber="42">142343 / 1.22.13.6 (24)</td>
<td id="76EE5DCBFFC50007B0BBFC95F9EC9FBA" box="[1441,1543,839,937]" gridcol="10" gridrow="2" pageId="3" pageNumber="42">183149 / 1.72.23.4 (27)</td>
<td id="76EE5DCBFFC50007B33BFC95F96D9FBA" box="[1569,1670,839,937]" gridcol="11" gridrow="2" pageId="3" pageNumber="42">212735 / 1.52.54.2 (18)</td>
<td id="76EE5DCBFFC50007B3B8FC95F8F89FBA" box="[1698,1811,839,937]" gridcol="12" gridrow="2" pageId="3" pageNumber="42">22 / 1.9 (1)</td>
<td id="76EE5DCBFFC50007B237FC95F8939FBA" box="[1837,1912,839,937]" gridcol="13" gridrow="2" pageId="3" pageNumber="42">1935 (2)</td>
</tr>
<tr id="353F34B7FFC50007B589FC05F893982B" box="[147,1912,983,1080]" gridrow="3" pageId="3" pageNumber="42">
<th id="76EE5DCBFFC50007B589FC05FEF0982B" box="[147,283,983,1080]" gridcol="0" gridrow="3" pageId="3" pageNumber="42">MNRJ 21242 (H)</th>
<td id="76EE5DCBFFC50007B431FC05FE7A982B" box="[299,401,983,1080]" gridcol="1" gridrow="3" pageId="3" pageNumber="42">213559 / 1.12.75.1 (33)</td>
<td id="76EE5DCBFFC50007B4B2FC05FDE5982B" box="[424,526,983,1080]" gridcol="2" gridrow="3" pageId="3" pageNumber="42">132334 / 1.12.74.9 (34)</td>
<td id="76EE5DCBFFC50007B73FFC05FD7B982B" box="[549,656,983,1080]" gridcol="3" gridrow="3" pageId="3" pageNumber="42">72336 / 1.12.14.2 (30)</td>
<td id="76EE5DCBFFC50007B7BFFC05FCF0982B" box="[677,795,983,1080]" gridcol="4" gridrow="3" pageId="3" pageNumber="42">193546 / 1.92.53.3 (16)</td>
<td id="76EE5DCBFFC50007B63CFC05FC60982B" box="[806,907,983,1080]" gridcol="5" gridrow="3" pageId="3" pageNumber="42">22 / 1.6 (1)</td>
<td id="76EE5DCBFFC50007B6B9FC05FBF2982B" box="[931,1049,983,1080]" gridcol="6" gridrow="3" pageId="3" pageNumber="42">182744 / 1.32.44.3 (31)</td>
<td id="76EE5DCBFFC50007B13EFC05FB62982B" box="[1060,1161,983,1080]" gridcol="7" gridrow="3" pageId="3" pageNumber="42">173040 / 1.42.53.5 (23)</td>
<td id="76EE5DCBFFC50007B1B9FC05FAE3982B" box="[1187,1288,983,1080]" gridcol="8" gridrow="3" pageId="3" pageNumber="42">202325 / 1.82.02.2 (2)</td>
<td id="76EE5DCBFFC50007B03BFC05FA63982B" box="[1313,1416,983,1080]" gridcol="9" gridrow="3" pageId="3" pageNumber="42">122734 / 1.42.32.9 (14)</td>
<td id="76EE5DCBFFC50007B0BBFC05F9EC982B" box="[1441,1543,983,1080]" gridcol="10" gridrow="3" pageId="3" pageNumber="42">192634 / 1.42.44.3 (27)</td>
<td id="76EE5DCBFFC50007B33BFC05F96D982B" box="[1569,1670,983,1080]" gridcol="11" gridrow="3" pageId="3" pageNumber="42">162335 / 1.52.13.6 (12)</td>
<td id="76EE5DCBFFC50007B3B8FC05F8F8982B" box="[1698,1811,983,1080]" gridcol="12" gridrow="3" pageId="3" pageNumber="42">2121.522 / 2.22.42.6 (2)</td>
<td id="76EE5DCBFFC50007B237FC05F893982B" box="[1837,1912,983,1080]" gridcol="13" gridrow="3" pageId="3" pageNumber="42">2327 (3)</td>
</tr>
<tr id="353F34B7FFC50007B589FBB9F89398B5" box="[147,1912,1131,1190]" gridrow="4" pageId="3" pageNumber="42">
<th id="76EE5DCBFFC50007B589FBB9FEF098B5" box="[147,283,1131,1190]" gridcol="0" gridrow="4" pageId="3" pageNumber="42">
<taxonomicName id="4C0F4D76FFC5FFFBB589FBBEFEFB986C" baseAuthorityName="Sarà" baseAuthorityYear="1960" box="[147,272,1132,1151]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="3" pageNumber="42" phylum="Porifera" rank="species" species="bowerbanki">
<emphasis id="B97BEAE7FFC5FFFBB589FBBEFEFB986C" box="[147,272,1132,1151]" italics="true" pageId="3" pageNumber="42">P. bowerbanki</emphasis>
</taxonomicName>
*
</th>
<td id="76EE5DCBFFC50007B431FBB9FE7A98B5" box="[299,401,1131,1190]" gridcol="1" gridrow="4" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B4B2FBB9FDE598B5" box="[424,526,1131,1190]" gridcol="2" gridrow="4" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B73FFBB9FD7B98B5" box="[549,656,1131,1190]" gridcol="3" gridrow="4" pageId="3" pageNumber="42">101419**</td>
<td id="76EE5DCBFFC50007B7BFFBB9FCF098B5" box="[677,795,1131,1190]" gridcol="4" gridrow="4" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B63CFBB9FC6098B5" box="[806,907,1131,1190]" gridcol="5" gridrow="4" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B6B9FBB9FBF298B5" box="[931,1049,1131,1190]" gridcol="6" gridrow="4" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B13EFBB9FB6298B5" box="[1060,1161,1131,1190]" gridcol="7" gridrow="4" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B1B9FBB9FAE398B5" box="[1187,1288,1131,1190]" gridcol="8" gridrow="4" pageId="3" pageNumber="42">172335</td>
<td id="76EE5DCBFFC50007B03BFBB9FA6398B5" box="[1313,1416,1131,1190]" gridcol="9" gridrow="4" pageId="3" pageNumber="42">182433</td>
<td id="76EE5DCBFFC50007B0BBFBB9F9EC98B5" box="[1441,1543,1131,1190]" gridcol="10" gridrow="4" pageId="3" pageNumber="42">172537</td>
<td id="76EE5DCBFFC50007B33BFBB9F96D98B5" box="[1569,1670,1131,1190]" gridcol="11" gridrow="4" pageId="3" pageNumber="42">162431</td>
<td id="76EE5DCBFFC50007B3B8FBB9F8F898B5" box="[1698,1811,1131,1190]" gridcol="12" gridrow="4" pageId="3" pageNumber="42">3 distinct shapes</td>
<td id="76EE5DCBFFC50007B237FBB9F89398B5" box="[1837,1912,1131,1190]" gridcol="13" gridrow="4" pageId="3" pageNumber="42">1529</td>
</tr>
<tr id="353F34B7FFC50007B589FB6EF89398C3" box="[147,1912,1212,1232]" gridrow="5" pageId="3" pageNumber="42">
<th id="76EE5DCBFFC50007B589FB6EFEF098C3" box="[147,283,1212,1232]" gridcol="0" gridrow="5" pageId="3" pageNumber="42">
<taxonomicName id="4C0F4D76FFC5FFFBB589FB6FFF1298C3" authorityName="Lage, Gerovasileiou, Voultsiadou &amp; Muricy" authorityYear="2018" box="[147,249,1213,1232]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="3" pageNumber="42" phylum="Porifera" rank="species" species="hellenica">
<emphasis id="B97BEAE7FFC5FFFBB589FB6FFF1298C3" box="[147,249,1213,1232]" italics="true" pageId="3" pageNumber="42">P. hellenica</emphasis>
</taxonomicName>
*
</th>
<td id="76EE5DCBFFC50007B431FB6EFE7A98C3" box="[299,401,1212,1232]" gridcol="1" gridrow="5" pageId="3" pageNumber="42">375980</td>
<td id="76EE5DCBFFC50007B4B2FB6EFDE598C3" box="[424,526,1212,1232]" gridcol="2" gridrow="5" pageId="3" pageNumber="42">132435</td>
<td id="76EE5DCBFFC50007B73FFB6EFD7B98C3" box="[549,656,1212,1232]" gridcol="3" gridrow="5" pageId="3" pageNumber="42">101833</td>
<td id="76EE5DCBFFC50007B7BFFB6EFCF098C3" box="[677,795,1212,1232]" gridcol="4" gridrow="5" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B63CFB6EFC6098C3" box="[806,907,1212,1232]" gridcol="5" gridrow="5" pageId="3" pageNumber="42">162645</td>
<td id="76EE5DCBFFC50007B6B9FB6EFBF298C3" box="[931,1049,1212,1232]" gridcol="6" gridrow="5" pageId="3" pageNumber="42">142654</td>
<td id="76EE5DCBFFC50007B13EFB6EFB6298C3" box="[1060,1161,1212,1232]" gridcol="7" gridrow="5" pageId="3" pageNumber="42">162540</td>
<td id="76EE5DCBFFC50007B1B9FB6EFAE398C3" box="[1187,1288,1212,1232]" gridcol="8" gridrow="5" pageId="3" pageNumber="42">152127</td>
<td id="76EE5DCBFFC50007B03BFB6EFA6398C3" box="[1313,1416,1212,1232]" gridcol="9" gridrow="5" pageId="3" pageNumber="42">152535</td>
<td id="76EE5DCBFFC50007B0BBFB6EF9EC98C3" box="[1441,1543,1212,1232]" gridcol="10" gridrow="5" pageId="3" pageNumber="42">152540</td>
<td id="76EE5DCBFFC50007B33BFB6EF96D98C3" box="[1569,1670,1212,1232]" gridcol="11" gridrow="5" pageId="3" pageNumber="42">71221</td>
<td id="76EE5DCBFFC50007B3B8FB6EF8F898C3" box="[1698,1811,1212,1232]" gridcol="12" gridrow="5" pageId="3" pageNumber="42">111830</td>
<td id="76EE5DCBFFC50007B237FB6EF89398C3" box="[1837,1912,1212,1232]" gridcol="13" gridrow="5" pageId="3" pageNumber="42">1726</td>
</tr>
<tr id="353F34B7FFC50007B589FADFF8939928" box="[147,1912,1293,1339]" gridrow="6" pageId="3" pageNumber="42">
<th id="76EE5DCBFFC50007B589FADFFEF09928" box="[147,283,1293,1339]" gridcol="0" gridrow="6" pageId="3" pageNumber="42">
<taxonomicName id="4C0F4D76FFC5FFFBB589FADCFEE59933" authorityName="Lage, Gerovasileiou, Voultsiadou &amp; Muricy" authorityYear="2018" box="[147,270,1294,1312]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="3" pageNumber="42" phylum="Porifera" rank="species" species="anisoactina">
<emphasis id="B97BEAE7FFC5FFFBB589FADCFEE59933" box="[147,270,1294,1312]" italics="true" pageId="3" pageNumber="42">P. anisoactina</emphasis>
</taxonomicName>
*
</th>
<td id="76EE5DCBFFC50007B431FADFFE7A9928" box="[299,401,1293,1339]" gridcol="1" gridrow="6" pageId="3" pageNumber="42">405978 / 23</td>
<td id="76EE5DCBFFC50007B4B2FADFFDE59928" box="[424,526,1293,1339]" gridcol="2" gridrow="6" pageId="3" pageNumber="42">132430 / 24</td>
<td id="76EE5DCBFFC50007B73FFADFFD7B9928" box="[549,656,1293,1339]" gridcol="3" gridrow="6" pageId="3" pageNumber="42">122130 / 34</td>
<td id="76EE5DCBFFC50007B7BFFADFFCF09928" box="[677,795,1293,1339]" gridcol="4" gridrow="6" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B63CFADFFC609928" box="[806,907,1293,1339]" gridcol="5" gridrow="6" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B6B9FADFFBF29928" box="[931,1049,1293,1339]" gridcol="6" gridrow="6" pageId="3" pageNumber="42">253855</td>
<td id="76EE5DCBFFC50007B13EFADFFB629928" box="[1060,1161,1293,1339]" gridcol="7" gridrow="6" pageId="3" pageNumber="42">202938</td>
<td id="76EE5DCBFFC50007B1B9FADFFAE39928" box="[1187,1288,1293,1339]" gridcol="8" gridrow="6" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B03BFADFFA639928" box="[1313,1416,1293,1339]" gridcol="9" gridrow="6" pageId="3" pageNumber="42">283445</td>
<td id="76EE5DCBFFC50007B0BBFADFF9EC9928" box="[1441,1543,1293,1339]" gridcol="10" gridrow="6" pageId="3" pageNumber="42">203451</td>
<td id="76EE5DCBFFC50007B33BFADFF96D9928" box="[1569,1670,1293,1339]" gridcol="11" gridrow="6" pageId="3" pageNumber="42">253241</td>
<td id="76EE5DCBFFC50007B3B8FADFF8F89928" box="[1698,1811,1293,1339]" gridcol="12" gridrow="6" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B237FADFF8939928" box="[1837,1912,1293,1339]" gridcol="13" gridrow="6" pageId="3" pageNumber="42"></td>
</tr>
<tr id="353F34B7FFC50007B589FA8FF8939998" box="[147,1912,1373,1419]" gridrow="7" pageId="3" pageNumber="42">
<th id="76EE5DCBFFC50007B589FA8FFEF09998" box="[147,283,1373,1419]" gridcol="0" gridrow="7" pageId="3" pageNumber="42">
<taxonomicName id="4C0F4D76FFC5FFFBB589FA8CFF1B9962" authorityName="Schulze" authorityYear="1880" box="[147,240,1374,1393]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="3" pageNumber="42" phylum="Porifera" rank="species" species="trilopha">
<emphasis id="B97BEAE7FFC5FFFBB589FA8CFF1B9962" box="[147,240,1374,1393]" italics="true" pageId="3" pageNumber="42">P. trilopha</emphasis>
</taxonomicName>
*
</th>
<td id="76EE5DCBFFC50007B431FA8FFE7A9998" box="[299,401,1373,1419]" gridcol="1" gridrow="7" pageId="3" pageNumber="42">375675 / 12</td>
<td id="76EE5DCBFFC50007B4B2FA8FFDE59998" box="[424,526,1373,1419]" gridcol="2" gridrow="7" pageId="3" pageNumber="42">152229 / 1.01.5</td>
<td id="76EE5DCBFFC50007B73FFA8FFD7B9998" box="[549,656,1373,1419]" gridcol="3" gridrow="7" pageId="3" pageNumber="42">111827 / 1.52.0</td>
<td id="76EE5DCBFFC50007B7BFFA8FFCF09998" box="[677,795,1373,1419]" gridcol="4" gridrow="7" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B63CFA8FFC609998" box="[806,907,1373,1419]" gridcol="5" gridrow="7" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B6B9FA8FFBF29998" box="[931,1049,1373,1419]" gridcol="6" gridrow="7" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B13EFA8FFB629998" box="[1060,1161,1373,1419]" gridcol="7" gridrow="7" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B1B9FA8FFAE39998" box="[1187,1288,1373,1419]" gridcol="8" gridrow="7" pageId="3" pageNumber="42"></td>
<td id="76EE5DCBFFC50007B03BFA8FFA639998" box="[1313,1416,1373,1419]" gridcol="9" gridrow="7" pageId="3" pageNumber="42">202429</td>
<td id="76EE5DCBFFC50007B0BBFA8FF9EC9998" box="[1441,1543,1373,1419]" gridcol="10" gridrow="7" pageId="3" pageNumber="42">182226</td>
<td id="76EE5DCBFFC50007B33BFA8FF96D9998" box="[1569,1670,1373,1419]" gridcol="11" gridrow="7" pageId="3" pageNumber="42">172124</td>
<td id="76EE5DCBFFC50007B3B8FA8FF8F89998" box="[1698,1811,1373,1419]" gridcol="12" gridrow="7" pageId="3" pageNumber="42">151923</td>
<td id="76EE5DCBFFC50007B237FA8FF8939998" box="[1837,1912,1373,1419]" gridcol="13" gridrow="7" pageId="3" pageNumber="42"></td>
</tr>
</table>
</paragraph>
<paragraph id="8BB036F5FFC5FFFBB5BAFA12FE2699C0" blockId="3.[160,1433,1471,1568]" box="[160,461,1471,1491]" pageId="3" pageNumber="42">H, holotype. P, paratype. , absent.</paragraph>
<paragraph id="8BB036F5FFC5FFFBB5BAFA0BFA7299FE" blockId="3.[160,1433,1471,1568]" box="[160,1433,1497,1517]" pageId="3" pageNumber="42">Number of measurements in parentheses. Measurements are minimumaveragemaximum length / width or full spicule size in micrometers (μm).</paragraph>
<paragraph id="8BB036F5FFC5FFFBB5BAFA20FD279A15" blockId="3.[160,1433,1471,1568]" box="[160,716,1522,1542]" pageId="3" pageNumber="42">
<materialsCitation id="3B673CA8FFC5FFFBB5BAFA20FD279A15" ID-GBIF-Occurrence="1913893983" box="[160,716,1522,1542]" country="Greece" location="Lesvos Island" pageId="3" pageNumber="42" specimenCount="1">
*, measurements from
<bibRefCitation id="EF9E4B04FFC5FFFBB47EFA21FE149A15" box="[356,511,1522,1542]" pageId="3" pageNumber="42" refId="ref5134" refString="Lage, A., Gerovasileiou, V., Voultsiadou, E. &amp; Muricy, G. (2018) Taxonomy of Plakina (Porifera: Homoscleromorpha) from Aegean submarine caves, with descriptions of three new species and new characters for the genus. Marine Biodiversity, 1 - 21. [published online] https: // doi. org / 10.1007 / s 12526 - 018 - 0847 - z" type="book chapter">
Lage
<emphasis id="B97BEAE7FFC5FFFBB48EFA21FE2B9A15" box="[404,448,1523,1542]" italics="true" pageId="3" pageNumber="42">et al.</emphasis>
(2018)
</bibRefCitation>
;
<location id="8ED0602EFFC5FFFBB712FA21FD6A9A15" LSID="urn:lsid:plazi:treatment:03A687E3FFC7FFFFB58DFADDFDE79AF3:8ED0602EFFC5FFFBB712FA21FD6A9A15" box="[520,641,1522,1542]" country="Greece" name="Lesvos Island" pageId="3" pageNumber="42">Lesvos Island</location>
,
<collectingCountry id="F3187665FFC5FFFBB793FA20FD239A15" box="[649,712,1522,1542]" name="Greece" pageId="3" pageNumber="42">Greece</collectingCountry>
.
</materialsCitation>
</paragraph>
<paragraph id="8BB036F5FFC5FFFBB5BAF9DEFE409A33" blockId="3.[160,1433,1471,1568]" box="[160,427,1548,1568]" pageId="3" pageNumber="42">**, calthrops with large spines.</paragraph>
<caption id="DF70667DFFC2FFFCB58DF9A4FCC39AD9" httpUri="https://zenodo.org/record/1442102/files/figure.png" pageId="4" pageNumber="43" startId="4.[151,250,1654,1676]" targetBox="[189,1397,195,1630]" targetPageId="4">
<paragraph id="8BB036F5FFC2FFFCB58DF9A4FCC39AD9" blockId="4.[151,1436,1654,1738]" pageId="4" pageNumber="43">
<emphasis id="B97BEAE7FFC2FFFCB58DF9A4FEF99A9F" bold="true" box="[151,274,1654,1676]" pageId="4" pageNumber="43">FIGURE 1.</emphasis>
<taxonomicName id="4C0F4D76FFC2FFFCB402F9A5FE0B9A9F" authority="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy, 2018" authorityName="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy" authorityYear="2018" box="[280,480,1655,1676]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="4" pageNumber="43" phylum="Porifera" rank="species" species="strongylata" status="sp. nov.">
<emphasis id="B97BEAE7FFC2FFFCB402F9A5FE0B9A9F" box="[280,480,1655,1676]" italics="true" pageId="4" pageNumber="43">Plakina strongylata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A248579CFFC2FFFCB4FFF9A4FDDE9A9F" box="[485,565,1654,1676]" pageId="4" pageNumber="43" rank="species">
<emphasis id="B97BEAE7FFC2FFFCB4FFF9A4FDDE9A9F" bold="true" box="[485,565,1654,1676]" pageId="4" pageNumber="43">sp. nov.</emphasis>
</taxonomicNameLabel>
AB, living specimens
<emphasis id="B97BEAE7FFC2FFFCB633F9A5FC839A9F" box="[809,872,1655,1676]" italics="true" pageId="4" pageNumber="43">in situ</emphasis>
(os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM).
</paragraph>
</caption>
<paragraph id="8BB036F5FFC2FFFCB5DDF923FB4B9B41" blockId="4.[151,1437,1777,2018]" pageId="4" pageNumber="43">
Trilophose triods rare, irregular, variable in shape (
<figureCitation id="13342A70FFC2FFFCB61EF923FCB19B19" box="[772,858,1777,1802]" captionStart="FIGURE 2" captionStartId="5.[151,250,1640,1662]" captionTargetBox="[189,1397,193,1618]" captionTargetId="figure@5.[189,1397,193,1618]" captionTargetPageId="5" captionText="FIGURE 2. Spicules of Plakina strongylata sp. nov. (SEM). A, calthrops. B, monolophose diods. C, dilophose diods. D, monolophose triods. E, dilophose triods. F, trilophose triods." httpUri="https://zenodo.org/record/1442104/files/figure.png" pageId="4" pageNumber="43">Fig. 2F</figureCitation>
).
<collectingRegion id="49CBF817FFC2FFFCB674F920FC529B19" box="[878,953,1778,1802]" country="France" name="Centre" pageId="4" pageNumber="43">Center</collectingRegion>
thick, irregular; actines straight, ramifying in 24 rays that may have round tips or ramify again in 23 short secondary rays with rounded or bifurcated ends. Each actine often has a different ramification pattern. Full size: 152332 / 1.82.33.0 µm.
</paragraph>
<paragraph id="8BB036F5FFC2FFFCB5DDF88FFF059BF1" blockId="4.[151,1437,1777,2018]" pageId="4" pageNumber="43">
Monolophose calthrops rare, variable in shape, sometimes extremely irregular. Non-lophose actines with blunt or rounded ends, sometimes reduced to irregular buttons. Lophose actines ramify distally in 34 short rays that may ramify again at distal position in 23 short secondary rays with blunt ends (
<figureCitation id="13342A70FFC2FFFCB6C6F877FBDE9BAD" box="[988,1077,1957,1982]" captionStart="FIGURE 3" captionStartId="6.[151,250,1507,1529]" captionTargetBox="[190,1396,337,1486]" captionTargetId="figure@6.[190,1396,337,1486]" captionTargetPageId="6" captionText="FIGURE 3. Spicules of Plakina strongylata sp. nov. (SEM). A, monolophose calthrops. B, dilophose calthrops. C, trilophose calthrops. D, tetralophose calthrops. E, irregular spicules." httpUri="https://zenodo.org/record/1442106/files/figure.png" pageId="4" pageNumber="43">Fig. 3A</figureCitation>
). Full size:
<date id="FFB11035FFC2FFFCB1ACF877FACE9BAD" box="[1206,1317,1957,1982]" pageId="4" pageNumber="43" value="1943-12-25">122543</date>
/ 1.22.2 3.6 µm.
</paragraph>
<caption id="DF70667DFFC3FFFDB58DF9BAFD179A8F" httpUri="https://zenodo.org/record/1442104/files/figure.png" pageId="5" pageNumber="44" startId="5.[151,250,1640,1662]" targetBox="[189,1397,193,1618]" targetPageId="5">
<paragraph id="8BB036F5FFC3FFFDB58DF9BAFD179A8F" blockId="5.[151,1436,1640,1692]" pageId="5" pageNumber="44">
<emphasis id="B97BEAE7FFC3FFFDB58DF9BAFEFD9A6D" bold="true" box="[151,278,1640,1662]" pageId="5" pageNumber="44">FIGURE 2.</emphasis>
Spicules of
<taxonomicName id="4C0F4D76FFC3FFFDB484F9BAFD829A6E" authority="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy, 2018" authorityName="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy" authorityYear="2018" box="[414,617,1640,1661]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="5" pageNumber="44" phylum="Porifera" rank="species" species="strongylata" status="sp. nov.">
<emphasis id="B97BEAE7FFC3FFFDB484F9BAFD829A6E" box="[414,617,1640,1661]" italics="true" pageId="5" pageNumber="44">Plakina strongylata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A248579CFFC3FFFDB769F9BAFD2D9A6D" box="[627,710,1640,1662]" pageId="5" pageNumber="44" rank="species">
<emphasis id="B97BEAE7FFC3FFFDB769F9BAFD2D9A6D" bold="true" box="[627,710,1640,1662]" pageId="5" pageNumber="44">sp. nov.</emphasis>
</taxonomicNameLabel>
(SEM). A, calthrops. B, monolophose diods. C, dilophose diods. D, monolophose triods. E, dilophose triods. F, trilophose triods.
</paragraph>
</caption>
<paragraph id="8BB036F5FFC3FFFDB5DDF916FCB99B36" blockId="5.[151,1437,1732,2008]" pageId="5" pageNumber="44">
Dilophose calthrops abundant, irregular, highly variable in shape. Non-lophose actines with blunt ends. Lophose actines ramify at medio-distal position in 24 short rays that may bifurcate distally, with terminal spines or blunt ends (
<figureCitation id="13342A70FFC3FFFDB422F8DEFE7B9B37" box="[312,400,1804,1829]" captionStart="FIGURE 3" captionStartId="6.[151,250,1507,1529]" captionTargetBox="[190,1396,337,1486]" captionTargetId="figure@6.[190,1396,337,1486]" captionTargetPageId="6" captionText="FIGURE 3. Spicules of Plakina strongylata sp. nov. (SEM). A, monolophose calthrops. B, dilophose calthrops. C, trilophose calthrops. D, tetralophose calthrops. E, irregular spicules." httpUri="https://zenodo.org/record/1442106/files/figure.png" pageId="5" pageNumber="44">Fig. 3B</figureCitation>
). Full size: 182949 / 1.42.34.3 µm.
</paragraph>
<paragraph id="8BB036F5FFC3FFFDB5DDF8FDFB8A9B7E" blockId="5.[151,1437,1732,2008]" pageId="5" pageNumber="44">
Trilophose calthrops common, shape and ramification pattern similar to dilophose calthrops (
<figureCitation id="13342A70FFC3FFFDB1E9F8FDFAA59B5B" box="[1267,1358,1839,1864]" captionStart="FIGURE 3" captionStartId="6.[151,250,1507,1529]" captionTargetBox="[190,1396,337,1486]" captionTargetId="figure@6.[190,1396,337,1486]" captionTargetPageId="6" captionText="FIGURE 3. Spicules of Plakina strongylata sp. nov. (SEM). A, monolophose calthrops. B, dilophose calthrops. C, trilophose calthrops. D, tetralophose calthrops. E, irregular spicules." httpUri="https://zenodo.org/record/1442106/files/figure.png" pageId="5" pageNumber="44">Fig. 3C</figureCitation>
). Each actine often has a different ramification pattern. Full size: 162735 / 1.52.44.2 µm.
</paragraph>
<paragraph id="8BB036F5FFC3FFFDB5DDF8A5FC879BA6" blockId="5.[151,1437,1732,2008]" pageId="5" pageNumber="44">
Tetralophose calthrops very rare, relatively regular, with straight actines that ramify distally in 23 rays with rounded ends (
<figureCitation id="13342A70FFC3FFFDB426F84EFE7D9BA7" box="[316,406,1948,1973]" captionStart="FIGURE 3" captionStartId="6.[151,250,1507,1529]" captionTargetBox="[190,1396,337,1486]" captionTargetId="figure@6.[190,1396,337,1486]" captionTargetPageId="6" captionText="FIGURE 3. Spicules of Plakina strongylata sp. nov. (SEM). A, monolophose calthrops. B, dilophose calthrops. C, trilophose calthrops. D, tetralophose calthrops. E, irregular spicules." httpUri="https://zenodo.org/record/1442106/files/figure.png" pageId="5" pageNumber="44">Fig. 3D</figureCitation>
). Full size: 2121.522 / 1.92.22.6 µm.
</paragraph>
<paragraph id="8BB036F5FFC3FFFEB5DDF86DFB949CC6" blockId="5.[151,1437,1732,2008]" lastBlockId="6.[151,1437,151,285]" lastPageId="6" lastPageNumber="45" pageId="5" pageNumber="44">
Irregular spicules are common, variable in shape, and difficult to ascribe to any traditional category. They have mainly 34 contorted, ill developed or cylindrical actines, usually with high variation in thickness and with thin terminal ramifications or large spine-like projections (
<figureCitation id="13342A70FFC0FFFEB7EEFF6EFCA09CC7" box="[756,843,188,213]" captionStart="FIGURE 3" captionStartId="6.[151,250,1507,1529]" captionTargetBox="[190,1396,337,1486]" captionTargetId="figure@6.[190,1396,337,1486]" captionTargetPageId="6" captionText="FIGURE 3. Spicules of Plakina strongylata sp. nov. (SEM). A, monolophose calthrops. B, dilophose calthrops. C, trilophose calthrops. D, tetralophose calthrops. E, irregular spicules." httpUri="https://zenodo.org/record/1442106/files/figure.png" pageId="6" pageNumber="45">Fig. 3E</figureCitation>
): Full size 1924.535 µm.
</paragraph>
<paragraph id="8BB036F5FFC0FFFEB5DDFF0DFD969D0F" blockId="6.[151,1437,151,285]" pageId="6" pageNumber="45">
<emphasis id="B97BEAE7FFC0FFFEB5DDFF0DFE989CEB" bold="true" box="[199,371,223,248]" pageId="6" pageNumber="45">Reproduction.</emphasis>
Cinctoblastula larvae and embryos 50150 µm in diameter were found in the two specimens examined, collected in
<date id="FFB11035FFC0FFFEB481FED6FDE39D0F" box="[411,520,260,285]" pageId="6" pageNumber="45" value="2017-07">July 2017</date>
(
<figureCitation id="13342A70FFC0FFFEB702FED6FD849D0F" box="[536,623,260,285]" captionStart="FIGURE 1" captionStartId="4.[151,250,1654,1676]" captionTargetBox="[189,1397,195,1630]" captionTargetId="figure@4.[189,1397,195,1630]" captionTargetPageId="4" captionText="FIGURE 1. Plakina strongylata sp. nov. AB, living specimens in situ (os, oscules). C, transverse section of the whole sponge body (bc, basal cavities; ch, choanosome; em, embryos; s, surface). D, ectosome in transverse section (ls, lophose spicules). E, diods. F, detail of the extremities of diods. G, triods (EG, SEM)." httpUri="https://zenodo.org/record/1442102/files/figure.png" pageId="6" pageNumber="45">Fig. 1C</figureCitation>
).
</paragraph>
<caption id="DF70667DFFC0FFFEB58DFA31FD369A0B" httpUri="https://zenodo.org/record/1442106/files/figure.png" pageId="6" pageNumber="45" startId="6.[151,250,1507,1529]" targetBox="[190,1396,337,1486]" targetPageId="6">
<paragraph id="8BB036F5FFC0FFFEB58DFA31FD369A0B" blockId="6.[151,1435,1507,1560]" pageId="6" pageNumber="45">
<emphasis id="B97BEAE7FFC0FFFEB58DFA31FEF899EA" bold="true" box="[151,275,1507,1529]" pageId="6" pageNumber="45">FIGURE 3.</emphasis>
Spicules of
<taxonomicName id="4C0F4D76FFC0FFFEB489FA31FDB799EB" authority="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy, 2018" authorityName="Lage &amp; Araujo &amp; Gerovasileiou &amp; Muricy" authorityYear="2018" box="[403,604,1507,1528]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="6" pageNumber="45" phylum="Porifera" rank="species" species="strongylata" status="sp. nov.">
<emphasis id="B97BEAE7FFC0FFFEB489FA31FDB799EB" box="[403,604,1507,1528]" italics="true" pageId="6" pageNumber="45">Plakina strongylata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A248579CFFC0FFFEB778FA31FD5899EA" box="[610,691,1507,1529]" pageId="6" pageNumber="45" rank="species">
<emphasis id="B97BEAE7FFC0FFFEB778FA31FD5899EA" bold="true" box="[610,691,1507,1529]" pageId="6" pageNumber="45">sp. nov.</emphasis>
</taxonomicNameLabel>
(SEM). A, monolophose calthrops. B, dilophose calthrops. C, trilophose calthrops. D, tetralophose calthrops. E, irregular spicules.
</paragraph>
</caption>
<paragraph id="8BB036F5FFC0FFFEB5DDF996FDCF9B6E" blockId="6.[151,1437,1604,2025]" pageId="6" pageNumber="45">
<emphasis id="B97BEAE7FFC0FFFEB5DDF996FEC19A4E" bold="true" box="[199,298,1604,1629]" pageId="6" pageNumber="45">Habitat.</emphasis>
This species was found in a large semi-submerged cave, exclusively on vertical walls in a narrow semicircular siphon-like passage at a depth range of
<quantity id="4CF79B10FFC0FFFEB7EFF9BBFCB59A93" box="[757,862,1641,1665]" metricMagnitude="1" metricUnit="m" metricValue="1.55" metricValueMax="1.7" metricValueMin="1.4" pageId="6" pageNumber="45" unit="m" value="15.5" valueMax="17.0" valueMin="14.0">
14
<specimenCount id="9D09FD7CFFC0FFFEB63BF9BBFCB59A93" box="[801,862,1641,1665]" pageId="6" pageNumber="45" type="generic">17 m</specimenCount>
</quantity>
. The tunnel was approximately
<quantity id="4CF79B10FFC0FFFEB1D5F9BAFAE19A93" box="[1231,1290,1640,1665]" metricMagnitude="1" metricUnit="m" metricValue="1.5" pageId="6" pageNumber="45" unit="m" value="15.0">15 m</quantity>
long and no more than
<quantity id="4CF79B10FFC0FFFEB40BF95FFEB29AB7" box="[273,345,1677,1701]" metricMagnitude="0" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="6" pageNumber="45" unit="m" value="2.5" valueMax="3.0" valueMin="2.0">23 m</quantity>
wide, leading to a chamber with small openings to the cave exterior. The population of the new species was aggregated in few small patches apparently restricted to the darker middle zone of the tunnel. Cave walls were dominated by doughnut-like bioconstructions and biostalactites built by
<emphasis id="B97BEAE7FFC0FFFEB141F906FB449AFE" box="[1115,1199,1748,1773]" italics="true" pageId="6" pageNumber="45">Prοtula</emphasis>
serpulids, similar to those described from the dark zones of other
<collectingRegion id="49CBF817FFC0FFFEB7A9F92BFCE39B02" box="[691,776,1785,1809]" country="Greece" name="Voreio Aigaio" pageId="6" pageNumber="45">Aegean</collectingRegion>
caves (
<bibRefCitation id="EF9E4B04FFC0FFFEB67FF92AFB839B02" box="[869,1128,1784,1809]" pageId="6" pageNumber="45" refId="ref5658" refString="Sanfilippo, R., Rosso, A., Guido, A. &amp; Gerovasileiou, V. (2017) Serpulid communities from two marine caves in the Aegean Sea, eastern Mediterranean. Journal of the Marine Biological Association of the United Kingdom, 97, 1059 - 1068. https: // doi. org / 10.1017 / S 0025315417000297" type="journal article">
Sanfilippo
<emphasis id="B97BEAE7FFC0FFFEB6FCF928FBC89B02" box="[998,1059,1784,1809]" italics="true" pageId="6" pageNumber="45">et al.</emphasis>
2017
</bibRefCitation>
) and some typical sponge species of Mediterranean dark and semi-dark caves (
<bibRefCitation id="EF9E4B04FFC0FFFEB61CF8CEFB4B9B26" box="[774,1184,1820,1845]" pageId="6" pageNumber="45" refId="ref4798" refString="Gerovasileiou, V. &amp; Voultsiadou, E. (2012) Marine caves of the Mediterranean Sea: A sponge biodiversity reservoir within a biodiversity hotspot. PLoS One, 7 (7), e 39873. https: // doi. org / 10.1371 / journal. pone. 0039873" type="journal article">Gerovasileiou &amp; Voultsiadou 2012</bibRefCitation>
), e.g.
<emphasis id="B97BEAE7FFC0FFFEB1F6F8CEFA839B26" box="[1260,1384,1820,1845]" italics="true" pageId="6" pageNumber="45">Dendrοxea</emphasis>
and
<taxonomicName id="4C0F4D76FFC0FFFEB58DF892FF089B4A" authorityName="Kirkpatrick" authorityYear="1908" box="[151,227,1856,1881]" class="Demospongiae" family="Merliidae" genus="Merlia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Merliida" pageId="6" pageNumber="45" phylum="Porifera" rank="genus">
<emphasis id="B97BEAE7FFC0FFFEB58DF892FF089B4A" box="[151,227,1856,1881]" italics="true" pageId="6" pageNumber="45">Merlia</emphasis>
</taxonomicName>
crusts,
<emphasis id="B97BEAE7FFC0FFFEB45FF892FD9D9B4A" box="[325,630,1856,1881]" italics="true" pageId="6" pageNumber="45">Myrmekiοderma spelaeum</emphasis>
(
<bibRefCitation id="EF9E4B04FFC0FFFEB790F892FC979B4A" box="[650,892,1856,1881]" pageId="6" pageNumber="45" refId="ref5536" refString="Pulitzer-Finali, G. (1983) A collection of Mediterranean Demospongiae (Porifera) with, in appendix, a list of the Demospongiae hitherto recorded from the Mediterranean Sea. Annali del Museo civico di storia naturale Giacomo Doria, 84, 445 - 621." type="journal article">Pulitzer-Finali, 1983</bibRefCitation>
), and small discolored specimens of
<emphasis id="B97BEAE7FFC0FFFEB024F890FE929B6E" italics="true" pageId="6" pageNumber="45">Petrοsia (Petrοsia) ficifοrmis</emphasis>
(
<bibRefCitation id="EF9E4B04FFC0FFFEB492F8B6FDFC9B6E" box="[392,535,1892,1917]" pageId="6" pageNumber="45" refId="ref5480" refString="Poiret, J. L. M. (1789) Foyage en Barbarie, ou Lettres Ecrites del'Ancienne Numidie pendant les Annees 1785 et 1786, avec un Essai sur l'Histoire naturelle de ce Pays. Deuxieme Partie. J. B. F. Nee de la Rochelle, Paris, 315 pp." type="book">Poiret, 1789</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C315657EFFC0FFFEB5DDF85AFCC19BFA" pageId="6" pageNumber="45" type="distribution">
<paragraph id="8BB036F5FFC0FFFEB5DDF85AFCC19BFA" blockId="6.[151,1437,1604,2025]" pageId="6" pageNumber="45">
<emphasis id="B97BEAE7FFC0FFFEB5DDF85AFE8B9BB2" bold="true" box="[199,352,1928,1953]" pageId="6" pageNumber="45">Distribution.</emphasis>
Known only from the Blue Cave in Agia Pelagia, North coast of
<collectingRegion id="49CBF817FFC0FFFEB144F85BFB719BB2" box="[1118,1178,1929,1953]" country="Greece" name="Kriti" pageId="6" pageNumber="45">Crete</collectingRegion>
Island,
<collectingCountry id="F3187665FFC0FFFEB1E3F85BFAA39BB2" box="[1273,1352,1929,1953]" name="Greece" pageId="6" pageNumber="45">Greece</collectingCountry>
(
<collectingRegion id="49CBF817FFC0FFFEB043F85AFF079BD6" country="Greece" name="Notio Aigaio" pageId="6" pageNumber="45">South Aegean</collectingRegion>
Sea). Nevertheless, more caves with narrow dark passages exist in the same area and further explorations could possibly reveal a broader distribution of this species.
</paragraph>
</subSubSection>
<subSubSection id="C315657EFFC1FFFFB5DDFF45FEB99F93" pageId="7" pageNumber="46" type="etymology">
<paragraph id="8BB036F5FFC1FFFFB5DDFF45FCD99CC6" blockId="7.[151,1437,151,1760]" pageId="7" pageNumber="46">
<emphasis id="B97BEAE7FFC1FFFFB5DDFF45FEA59CA3" bold="true" box="[199,334,151,176]" pageId="7" pageNumber="46">Etymology.</emphasis>
The species name
<emphasis id="B97BEAE7FFC1FFFFB736FF45FD419CA3" box="[556,682,151,176]" italics="true" pageId="7" pageNumber="46">strοngylata</emphasis>
refers to the strongyloid shape of the diods, due to their rounded extremities. From Greek
<emphasis id="B97BEAE7FFC1FFFFB4AAFF6EFD529CC6" box="[432,697,188,213]" italics="true" pageId="7" pageNumber="46">στρογγύλος (strοngylοs)</emphasis>
rounded.
</paragraph>
<paragraph id="8BB036F5FFC1FFFFB5DDFF0DFEE89D9B" blockId="7.[151,1437,151,1760]" pageId="7" pageNumber="46">
<emphasis id="B97BEAE7FFC1FFFFB5DDFF0DFE549CEB" bold="true" box="[199,447,223,248]" pageId="7" pageNumber="46">Taxonomic remarks.</emphasis>
Only one species of
<taxonomicName id="4C0F4D76FFC1FFFFB7ADFF0DFCE49CEB" authorityName="Schulze" authorityYear="1880" box="[695,783,223,248]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="genus">
<emphasis id="B97BEAE7FFC1FFFFB7ADFF0DFCE49CEB" box="[695,783,223,248]" italics="true" pageId="7" pageNumber="46">Plakina</emphasis>
</taxonomicName>
was previously reported from
<collectingRegion id="49CBF817FFC1FFFFB169FF32FB449CEB" box="[1139,1199,224,248]" country="Greece" name="Kriti" pageId="7" pageNumber="46">Crete</collectingRegion>
Island:
<taxonomicName id="4C0F4D76FFC1FFFFB015FF33FA729CEB" authorityName="Muricy, Bezac, Boury-Esnault &amp; Vacelet" authorityYear="1998" box="[1295,1433,223,248]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="weinbergi">
<emphasis id="B97BEAE7FFC1FFFFB015FF33FA729CEB" box="[1295,1433,223,248]" italics="true" pageId="7" pageNumber="46">P. weinbergi</emphasis>
</taxonomicName>
(see
<bibRefCitation id="EF9E4B04FFC1FFFFB5D1FED6FE359D0E" box="[203,478,260,285]" pageId="7" pageNumber="46" refId="ref4502" refString="Ereskovsky, A. V., Ivanisevic, J. &amp; Perez, T. (2009 b) Overview on the Homoscleromorpha sponge diversity in the Mediterranean. In: Pergent-Martini, C. &amp; Brichet, M. (Eds.), Proceedings of the 1 st Mediterranean symposium on the conservation of the coralligenous and other calcareous bio-concretions. RAC / SPA, Tabarka, Tunisia, pp. 89 - 95." type="book chapter">
Ereskovsky
<emphasis id="B97BEAE7FFC1FFFFB44EFED7FE679D0E" box="[340,396,260,285]" italics="true" pageId="7" pageNumber="46">et al.</emphasis>
2009b
</bibRefCitation>
). It greatly differs from the new species by a massive drop-shaped habit pending from the cave ceiling, the rarity of diods, triods and calthrops, the spicule shape with simple ramification pattern and acerate or blunt extremities, and the absence of monolophose diods and of mono- and dilophose triods (
<bibRefCitation id="EF9E4B04FFC1FFFFB036FE9EFF1C9D9B" pageId="7" pageNumber="46" refId="ref5333" refString="Muricy, G., Boury-Esnault, N., Bezac, C. &amp; Vacelet, J. (1998) Taxonomic revision of the Mediterranean Plakina Schulze (Porifera, Demospongiae, Homoscleromorpha). Zoological Journal of the Linnean Society, 124, 169 - 203. https: // doi. org / 10.1111 / j. 1096 - 3642.1998. tb 00572. x" type="journal article">
Muricy
<emphasis id="B97BEAE7FFC1FFFFB092FE9FFF5F9D9B" italics="true" pageId="7" pageNumber="46">et al.</emphasis>
1998
</bibRefCitation>
).
</paragraph>
<paragraph id="8BB036F5FFC1FFFFB5DDFE46FEB99F93" blockId="7.[151,1437,151,1760]" pageId="7" pageNumber="46">
Increasing molecular evidence supports the paraphyly of the genus
<taxonomicName id="4C0F4D76FFC1FFFFB6D7FE46FBCF9DBE" authorityName="Schulze" authorityYear="1880" box="[973,1060,404,429]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="genus">
<emphasis id="B97BEAE7FFC1FFFFB6D7FE46FBCF9DBE" box="[973,1060,404,429]" italics="true" pageId="7" pageNumber="46">Plakina</emphasis>
</taxonomicName>
, with recognition of at least two separate clades usually called B3 and B4 (Gazave
<emphasis id="B97BEAE7FFC1FFFFB7FBFE6BFCF79DC3" box="[737,796,439,464]" italics="true" pageId="7" pageNumber="46">et al.</emphasis>
2010, 2012; Cruz-Brraza
<emphasis id="B97BEAE7FFC1FFFFB156FE6BFB949DC3" box="[1100,1151,439,464]" italics="true" pageId="7" pageNumber="46">et al</emphasis>
. 2014; Ruiz
<emphasis id="B97BEAE7FFC1FFFFB002FE6BFAA79DC3" box="[1304,1356,439,464]" italics="true" pageId="7" pageNumber="46">et al</emphasis>
. 2015, 2017). Although DNA sequences are not available for the new species, it fits morphologically in Clade B3 (= PhyloCode clade
<emphasis id="B97BEAE7FFC1FFFFB445FE2DFE199E0B" box="[351,498,511,536]" italics="true" pageId="7" pageNumber="46">Tetralοphοsa</emphasis>
Gazave
<emphasis id="B97BEAE7FFC1FFFFB74DFDD3FD629E0B" box="[599,649,511,536]" italics="true" pageId="7" pageNumber="46">et al</emphasis>
. 2012) due to the synapomorphic presence of tetralophose calthrops. This clade also includes
<emphasis id="B97BEAE7FFC1FFFFB4DEFDF7FDAB9E2E" box="[452,576,548,573]" italics="true" pageId="7" pageNumber="46">P. trilοpha</emphasis>
,
<taxonomicName id="4C0F4D76FFC1FFFFB74FFDF7FB089E2F" authority="Muricy, Boury-Esnault, Bezac &amp; Vacelet, 1998" authorityName="Muricy, Boury-Esnault, Bezac &amp; Vacelet" authorityYear="1998" box="[597,1251,548,573]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="jani">
<emphasis id="B97BEAE7FFC1FFFFB74FFDF7FD489E2F" box="[597,675,549,572]" italics="true" pageId="7" pageNumber="46">P. jani</emphasis>
<bibRefCitation id="EF9E4B04FFC1FFFFB7AAFDF6FB089E2F" box="[688,1251,548,573]" pageId="7" pageNumber="46" refId="ref5333" refString="Muricy, G., Boury-Esnault, N., Bezac, C. &amp; Vacelet, J. (1998) Taxonomic revision of the Mediterranean Plakina Schulze (Porifera, Demospongiae, Homoscleromorpha). Zoological Journal of the Linnean Society, 124, 169 - 203. https: // doi. org / 10.1111 / j. 1096 - 3642.1998. tb 00572. x" type="journal article">Muricy, Boury-Esnault, Bézac &amp; Vacelet, 1998</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="4C0F4D76FFC1FFFFB1ECFDF7FDA89E73" authority="Ereskovsky, Lavrov &amp; Willenz, 2014" authorityName="Ereskovsky, Lavrov &amp; Willenz" authorityYear="2014" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="jamaicensis">
<emphasis id="B97BEAE7FFC1FFFFB1ECFDF7FA779E2F" box="[1270,1436,549,572]" italics="true" pageId="7" pageNumber="46">P. jamaicensis</emphasis>
<bibRefCitation id="EF9E4B04FFC1FFFFB58DFD95FDA89E73" box="[151,579,583,608]" pageId="7" pageNumber="46" refId="ref4580" refString="Ereskovsky, A. V., Lavrov, D. V. &amp; Willenz, P. (2014) Five new species of Homoscleromorpha (Porifera) from the Caribbean Sea and re-description of Plakina jamaicensis. Journal of the Marine Biological Association of the United Kingdom, 94, 285 - 307. https: // doi. org / 10.1017 / S 0025315413000295" type="journal article">Ereskovsky, Lavrov &amp; Willenz, 2014</bibRefCitation>
</taxonomicName>
and
<taxonomicName id="4C0F4D76FFC1FFFFB765FD9BFC309E73" authority="Ruiz &amp; Perez, 2015" authorityName="Ruiz &amp; Perez" authorityYear="2015" box="[639,987,583,608]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="kanaky">
<emphasis id="B97BEAE7FFC1FFFFB765FD9BFD079E73" box="[639,748,583,608]" italics="true" pageId="7" pageNumber="46">P. kanaky</emphasis>
Ruiz &amp; Pérez, 2015
</taxonomicName>
(Gazave
<emphasis id="B97BEAE7FFC1FFFFB156FD9BFB6B9E73" box="[1100,1152,583,608]" italics="true" pageId="7" pageNumber="46">et al</emphasis>
. 2010; Ruiz
<emphasis id="B97BEAE7FFC1FFFFB002FD9BFAA79E73" box="[1304,1356,583,608]" italics="true" pageId="7" pageNumber="46">et al</emphasis>
. 2015, 2017).
<emphasis id="B97BEAE7FFC1FFFFB5FDFDBEFE2D9E96" box="[231,454,620,645]" italics="true" pageId="7" pageNumber="46">
<taxonomicName id="4C0F4D76FFC1FFFFB5FDFDBEFED59E96" authorityName="Schulze" authorityYear="1880" box="[231,318,620,645]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="genus">Plakina</taxonomicName>
strοngylata
</emphasis>
<emphasis id="B97BEAE7FFC1FFFFB4D7FDBEFDC39E96" bold="true" box="[461,552,620,645]" pageId="7" pageNumber="46">sp. nov.</emphasis>
shares with
<taxonomicName id="4C0F4D76FFC1FFFFB7A3FDBFFCEA9E97" authorityName="Muricy, Boury-Esnault, Bezac &amp; Vacelet" authorityYear="1998" box="[697,769,621,644]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="jani">
<emphasis id="B97BEAE7FFC1FFFFB7A3FDBFFCEA9E97" box="[697,769,621,644]" italics="true" pageId="7" pageNumber="46">P. jani</emphasis>
</taxonomicName>
,
<taxonomicName id="4C0F4D76FFC1FFFFB60AFDBFFC5A9E97" authorityName="Ereskovsky, Lavrov &amp; Willenz" authorityYear="2014" box="[784,945,621,644]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="jamaicensis">
<emphasis id="B97BEAE7FFC1FFFFB60AFDBFFC5A9E97" box="[784,945,621,644]" italics="true" pageId="7" pageNumber="46">P. jamaicensis</emphasis>
</taxonomicName>
and
<emphasis id="B97BEAE7FFC1FFFFB6F0FDBFFB8A9E96" box="[1002,1121,620,645]" italics="true" pageId="7" pageNumber="46">P. trilοpha</emphasis>
the presence of mono-, di-, tri- and tetralophose calthrops and a folded surface (
<bibRefCitation id="EF9E4B04FFC1FFFFB7C1FD5DFC5B9EBB" box="[731,944,655,680]" pageId="7" pageNumber="46" refId="ref5333" refString="Muricy, G., Boury-Esnault, N., Bezac, C. &amp; Vacelet, J. (1998) Taxonomic revision of the Mediterranean Plakina Schulze (Porifera, Demospongiae, Homoscleromorpha). Zoological Journal of the Linnean Society, 124, 169 - 203. https: // doi. org / 10.1111 / j. 1096 - 3642.1998. tb 00572. x" type="journal article">
Muricy
<emphasis id="B97BEAE7FFC1FFFFB62FFD43FC869EBB" box="[821,877,655,680]" italics="true" pageId="7" pageNumber="46">et al.</emphasis>
1998
</bibRefCitation>
;
<bibRefCitation id="EF9E4B04FFC1FFFFB6A0FD42FB9F9EBB" box="[954,1140,655,680]" pageId="7" pageNumber="46" refId="ref5134" refString="Lage, A., Gerovasileiou, V., Voultsiadou, E. &amp; Muricy, G. (2018) Taxonomy of Plakina (Porifera: Homoscleromorpha) from Aegean submarine caves, with descriptions of three new species and new characters for the genus. Marine Biodiversity, 1 - 21. [published online] https: // doi. org / 10.1007 / s 12526 - 018 - 0847 - z" type="book chapter">
Lage
<emphasis id="B97BEAE7FFC1FFFFB6E3FD43FBDA9EBB" box="[1017,1073,655,680]" italics="true" pageId="7" pageNumber="46">et al.</emphasis>
2018
</bibRefCitation>
).
<emphasis id="B97BEAE7FFC1FFFFB19CFD5DFAD59EBB" box="[1158,1342,655,680]" italics="true" pageId="7" pageNumber="46">
<taxonomicName id="4C0F4D76FFC1FFFFB19CFD5DFB369EBB" authorityName="Schulze" authorityYear="1880" box="[1158,1245,655,680]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="genus">Plakina</taxonomicName>
trilοpha
</emphasis>
is white in color as the new species, but
<taxonomicName id="4C0F4D76FFC1FFFFB712FD67FDB99EDF" authorityName="Muricy, Boury-Esnault, Bezac &amp; Vacelet" authorityYear="1998" box="[520,594,693,716]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="jani">
<emphasis id="B97BEAE7FFC1FFFFB712FD67FDB99EDF" box="[520,594,693,716]" italics="true" pageId="7" pageNumber="46">P. jani</emphasis>
</taxonomicName>
and
<taxonomicName id="4C0F4D76FFC1FFFFB796FD67FCC69EDF" authorityName="Ereskovsky, Lavrov &amp; Willenz" authorityYear="2014" box="[652,813,693,716]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="jamaicensis">
<emphasis id="B97BEAE7FFC1FFFFB796FD67FCC69EDF" box="[652,813,693,716]" italics="true" pageId="7" pageNumber="46">P. jamaicensis</emphasis>
</taxonomicName>
are yellow (
<bibRefCitation id="EF9E4B04FFC1FFFFB6A4FD66FB719EDF" box="[958,1178,692,717]" pageId="7" pageNumber="46" refId="ref5333" refString="Muricy, G., Boury-Esnault, N., Bezac, C. &amp; Vacelet, J. (1998) Taxonomic revision of the Mediterranean Plakina Schulze (Porifera, Demospongiae, Homoscleromorpha). Zoological Journal of the Linnean Society, 124, 169 - 203. https: // doi. org / 10.1111 / j. 1096 - 3642.1998. tb 00572. x" type="journal article">
Muricy
<emphasis id="B97BEAE7FFC1FFFFB101FD67FBBE9EDE" box="[1051,1109,692,717]" italics="true" pageId="7" pageNumber="46">et al.</emphasis>
1998
</bibRefCitation>
). In
<taxonomicName id="4C0F4D76FFC1FFFFB1D5FD67FA9A9EDF" authorityName="Ereskovsky, Lavrov &amp; Willenz" authorityYear="2014" box="[1231,1393,693,716]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="jamaicensis">
<emphasis id="B97BEAE7FFC1FFFFB1D5FD67FA9A9EDF" box="[1231,1393,693,716]" italics="true" pageId="7" pageNumber="46">P. jamaicensis</emphasis>
</taxonomicName>
the spicules are regular, uniform and acerate, with a simple ramification pattern (
<bibRefCitation id="EF9E4B04FFC1FFFFB6E2FD05FAEB9EE3" box="[1016,1280,727,752]" pageId="7" pageNumber="46" refId="ref4580" refString="Ereskovsky, A. V., Lavrov, D. V. &amp; Willenz, P. (2014) Five new species of Homoscleromorpha (Porifera) from the Caribbean Sea and re-description of Plakina jamaicensis. Journal of the Marine Biological Association of the United Kingdom, 94, 285 - 307. https: // doi. org / 10.1017 / S 0025315413000295" type="journal article">
Ereskovsky
<emphasis id="B97BEAE7FFC1FFFFB199FD0BFB5E9EE3" box="[1155,1205,727,752]" italics="true" pageId="7" pageNumber="46">et al</emphasis>
. 2014
</bibRefCitation>
). In
<taxonomicName id="4C0F4D76FFC1FFFFB02BFD0BFA709EE3" authorityName="Ruiz &amp; Perez" authorityYear="2015" box="[1329,1435,727,752]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="kanaky">
<emphasis id="B97BEAE7FFC1FFFFB02BFD0BFA709EE3" box="[1329,1435,727,752]" italics="true" pageId="7" pageNumber="46">P. kanaky</emphasis>
</taxonomicName>
the only spicules are mono-, tri- and tetralophose calthrops, while non-lophose diods, triods and calthrops are absent (Ruiz
<emphasis id="B97BEAE7FFC1FFFFB42BFCF3FE8D9F2B" box="[305,358,799,824]" italics="true" pageId="7" pageNumber="46">et al</emphasis>
. 2015).
<emphasis id="B97BEAE7FFC1FFFFB4D0FCCDFD419F2B" box="[458,682,799,824]" italics="true" pageId="7" pageNumber="46">
<taxonomicName id="4C0F4D76FFC1FFFFB4D0FCCDFDCA9F2B" authorityName="Schulze" authorityYear="1880" box="[458,545,799,824]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="genus">Plakina</taxonomicName>
strοngylata
</emphasis>
<emphasis id="B97BEAE7FFC1FFFFB7AEFCCDFCFA9F2B" bold="true" box="[692,785,799,824]" pageId="7" pageNumber="46">sp. nov.</emphasis>
further differs from all these species by its very fragile consistency and especially by the exclusive presence of abundant monolophose diods, monolophose triods, and dilophose triods.
</paragraph>
</subSubSection>
<subSubSection id="C315657EFFC1FFFFB5DDFC5EFE8B996B" pageId="7" pageNumber="46" type="reference_group">
<paragraph id="8BB036F5FFC1FFFFB5DDFC5EFCE0984B" blockId="7.[151,1437,151,1760]" pageId="7" pageNumber="46">
<taxonomicName id="4C0F4D76FFC1FFFFB5DDFC5EFC249FB7" ID-CoL="4JHYC" authority="Lage, Gerovasileiou, Voultsiadou &amp; Muricy, 2018" authorityName="Lage, Gerovasileiou, Voultsiadou &amp; Muricy" authorityYear="2018" box="[199,975,908,933]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="species" species="hellenica">
<emphasis id="B97BEAE7FFC1FFFFB5DDFC5EFE669FB6" box="[199,397,908,933]" italics="true" pageId="7" pageNumber="46">Plakina hellenica</emphasis>
<bibRefCitation id="EF9E4B04FFC1FFFFB48CFC5FFC249FB7" box="[406,975,908,933]" pageId="7" pageNumber="46" refId="ref5134" refString="Lage, A., Gerovasileiou, V., Voultsiadou, E. &amp; Muricy, G. (2018) Taxonomy of Plakina (Porifera: Homoscleromorpha) from Aegean submarine caves, with descriptions of three new species and new characters for the genus. Marine Biodiversity, 1 - 21. [published online] https: // doi. org / 10.1007 / s 12526 - 018 - 0847 - z" type="book chapter">Lage, Gerovasileiou, Voultsiadou &amp; Muricy, 2018</bibRefCitation>
</taxonomicName>
shares many spicule categories with the new species, including diods, triods, calthrops, dilophose diods, mono-, di- and trilophose triods, mono-, di-, tri- and tetralophose calthrops, and irregular spicules (
<bibRefCitation id="EF9E4B04FFC1FFFFB7EFFC06FC2D9FFF" box="[757,966,980,1005]" pageId="7" pageNumber="46" refId="ref5134" refString="Lage, A., Gerovasileiou, V., Voultsiadou, E. &amp; Muricy, G. (2018) Taxonomy of Plakina (Porifera: Homoscleromorpha) from Aegean submarine caves, with descriptions of three new species and new characters for the genus. Marine Biodiversity, 1 - 21. [published online] https: // doi. org / 10.1007 / s 12526 - 018 - 0847 - z" type="book chapter">
Lage
<emphasis id="B97BEAE7FFC1FFFFB626FC07FC979FFE" box="[828,892,980,1005]" italics="true" pageId="7" pageNumber="46">et al.</emphasis>
2018
</bibRefCitation>
). It differs however by the absence of monolophose diods, the peculiar shape of its sagittal trilophose triods, the more symmetrical shape of all lophose spicules (
<emphasis id="B97BEAE7FFC1FFFFB419FBCFFEF19827" box="[259,282,1053,1076]" italics="true" pageId="7" pageNumber="46">vs</emphasis>
. typically asymmetrical in the new species), and the acerate ends of most spicules (
<bibRefCitation id="EF9E4B04FFC1FFFFB1CAFBCEFA7A9827" box="[1232,1425,1052,1077]" pageId="7" pageNumber="46" refId="ref5134" refString="Lage, A., Gerovasileiou, V., Voultsiadou, E. &amp; Muricy, G. (2018) Taxonomy of Plakina (Porifera: Homoscleromorpha) from Aegean submarine caves, with descriptions of three new species and new characters for the genus. Marine Biodiversity, 1 - 21. [published online] https: // doi. org / 10.1007 / s 12526 - 018 - 0847 - z" type="book chapter">
Lage
<emphasis id="B97BEAE7FFC1FFFFB008FBCFFAAF9826" box="[1298,1348,1052,1077]" italics="true" pageId="7" pageNumber="46">et al</emphasis>
. 2018
</bibRefCitation>
). They also differ greatly in shape, consitency and colour.
</paragraph>
<paragraph id="8BB036F5FFC1FFFFB5DDFBB6FE8B996B" blockId="7.[151,1437,151,1760]" pageId="7" pageNumber="46">
Some spicules of
<emphasis id="B97BEAE7FFC1FFFFB489FBB7FDF8986E" box="[403,531,1124,1149]" italics="true" pageId="7" pageNumber="46">P. anοmala</emphasis>
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from the
<collectingRegion id="49CBF817FFC1FFFFB1D1FBB6FA81986F" box="[1227,1386,1124,1149]" country="Greece" name="Voreio Aigaio" pageId="7" pageNumber="46">North Aegean</collectingRegion>
Sea also have rounded extremities (lophose spicules
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Lage
<emphasis id="B97BEAE7FFC1FFFFB672FB5BFC7098B3" box="[872,923,1159,1184]" italics="true" pageId="7" pageNumber="46">et al</emphasis>
. 2018
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), but their shape is very different from those of
<emphasis id="B97BEAE7FFC1FFFFB5E4FB7FFE7798D6" box="[254,412,1196,1221]" italics="true" pageId="7" pageNumber="46">P. strοngylata</emphasis>
<emphasis id="B97BEAE7FFC1FFFFB4BDFB7EFDEF98D6" bold="true" box="[423,516,1196,1221]" pageId="7" pageNumber="46">sp. nov.</emphasis>
: their actines are stout, annulated, cylindrical, and ramified terminally in short cylindrical rays with blunt or spined ends. They form a distinct category of lophose spicules, and non-lophose diods, triods and calthrops are absent in
<emphasis id="B97BEAE7FFC1FFFFB740FB27FD3C991E" box="[602,727,1268,1293]" italics="true" pageId="7" pageNumber="46">P. anοmala</emphasis>
. In contrast, in the new species most non-lophose actines of all spicule
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have rounded ends, and the actines are generally thinner and more irregular than in the lophose spicules
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6 of
<emphasis id="B97BEAE7FFC1FFFFB47CFAEFFE0E9946" box="[358,485,1340,1365]" italics="true" pageId="7" pageNumber="46">P. anοmala</emphasis>
. The two species also differ greatly by the unique cavity-filling habit of
<emphasis id="B97BEAE7FFC1FFFFB007FAEFFA779946" box="[1309,1436,1340,1365]" italics="true" pageId="7" pageNumber="46">P. anοmala</emphasis>
(
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Lage
<emphasis id="B97BEAE7FFC1FFFFB5C5FAB3FEFC996B" box="[223,279,1375,1400]" italics="true" pageId="7" pageNumber="46">et al.</emphasis>
2018
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)
</paragraph>
</subSubSection>
<subSubSection id="C315657EFFC1FFFFB5DDFA56FDE79AF3" pageId="7" pageNumber="46" type="description">
<paragraph id="8BB036F5FFC1FFFFB5DDFA56FDE79AF3" blockId="7.[151,1437,151,1760]" pageId="7" pageNumber="46">
The spicule complement of the new species is most similar to that of
<emphasis id="B97BEAE7FFC1FFFFB11BFA57FB48998F" box="[1025,1187,1413,1436]" italics="true" pageId="7" pageNumber="46">P. anisοactina</emphasis>
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. However, these species differ by the microtuberculate surface and the absence of monolophose diods in
<emphasis id="B97BEAE7FFC1FFFFB4B0FA1FFDA499F7" box="[426,591,1485,1508]" italics="true" pageId="7" pageNumber="46">P. anisοactina</emphasis>
, and especially by the shape of the extremities of the spicules: in
<emphasis id="B97BEAE7FFC1FFFFB09DFA1FFEF19A1B" italics="true" pageId="7" pageNumber="46">P. anisοactina</emphasis>
they are acerate or terminally spined and often different in the same spicule, while in the new species most spicules have markedly rounded ends, which make the diods look like irregular strongyles. Also, the lophose spicules of the new species vary from slender actines with 12 rounds of ramification and blunt ends to unusually stout, cylindrical actines with a single ramification and rounded extremities. The highly folded surface, the fragile consistency, the
<typeStatus id="54B48857FFC1FFFFB455F952FE619A8B" box="[335,394,1664,1688]" pageId="7" pageNumber="46">types</typeStatus>
of lophose spicules (especially the unusual monolophose diods and the asymmetrical mono- and dilophose triods and calthrops), and the markedly rounded extremities of most diods distinguish this species from all other species of
<taxonomicName id="4C0F4D76FFC1FFFFB4B4F915FDEE9AF3" authorityName="Schulze" authorityYear="1880" box="[430,517,1735,1760]" class="Homoscleromorpha" family="Plakinidae" genus="Plakina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Homosclerophorida" pageId="7" pageNumber="46" phylum="Porifera" rank="genus">
<emphasis id="B97BEAE7FFC1FFFFB4B4F915FDEE9AF3" box="[430,517,1735,1760]" italics="true" pageId="7" pageNumber="46">Plakina</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>