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<document id="00C02E1A78712E42EFA3FACBFA57B920" ID-CLB-Dataset="22261" ID-DOI="10.11646/zootaxa.4772.3.1" ID-GBIF-Dataset="d807f185-5391-4c8c-84c6-2550370b3cd3" ID-ISSN="1175-5326" ID-Zenodo-Dep="3819654" ID-ZooBank="F546A223-59A0-4DA1-9102-AD7BC482105F" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1589175628250" checkinUser="plazi" docAuthor="Dell’Angelo, Bruno, Landau, Bernard M., Sosso, Maurizio &amp; Taviani, Marco" docDate="2020" docId="03D21D39FFA0394CFF7BFF2AFED4D9C8" docLanguage="en" docName="zootaxa.4772.3.1.pdf" docOrigin="Zootaxa 4772 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Lucilina confusa Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani 2020, n. sp." docType="treatment" docVersion="7" lastPageNumber="422" masterDocId="FFEB6541FFB23959FFECFFB3FFF0DE03" masterDocTitle="Late Pleistocene Red Sea Mollusca: 1. Polyplacophora" masterLastPageNumber="449" masterPageNumber="401" pageNumber="419" updateTime="1698839092336" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
<mods:mods id="57A366ACE6A5B76ADEAB953167D0D220" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="CCB2E5F6CB9A85A0889E034A60A69027">
<mods:title id="5B4BF9D0B0EE4C89FFF6B71B585FB23B">Late Pleistocene Red Sea Mollusca: 1. Polyplacophora</mods:title>
</mods:titleInfo>
<mods:name id="F8E3B55B6CB95260BA536D0EAF75B9E3" type="personal">
<mods:role id="6579CBC6768F663CB6B8142A35411A96">
<mods:roleTerm id="BEF86037DD1C286B1CE0773A71AED768">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="6135BD7E5079D6D79EF7F0970367BD03">Dell’Angelo, Bruno</mods:namePart>
</mods:name>
<mods:name id="7552E850509B6982140F36826E9A6420" type="personal">
<mods:role id="54A8C727529D6D8357325A3D6F9DAF17">
<mods:roleTerm id="8C912B1E9AB8B72D73EF686543E7832E">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="E1A85D4A9C24B6348EA6B529634C14C4">Landau, Bernard M.</mods:namePart>
</mods:name>
<mods:name id="2A64F472EB3BF102C40BC364D2633B81" type="personal">
<mods:role id="3A159F3331A1EE8C70A5E1BC8E72EA1D">
<mods:roleTerm id="5EB23EDA1F3AA05CEE280D44926E1382">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="250627980638309FDA08654C9BC8FD37">Sosso, Maurizio</mods:namePart>
</mods:name>
<mods:name id="30149ACBAB98F26C659E805225213D6F" type="personal">
<mods:role id="F1D49885D8B7149605AF3E4A0425692F">
<mods:roleTerm id="FCA1F59165FBA1B4144548A9B720C54F">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="75EC3B90C9A14A3E9D154CEBB60B235C">Taviani, Marco</mods:namePart>
</mods:name>
<mods:typeOfResource id="EC163901B1316FE299F3227F0A2B7196">text</mods:typeOfResource>
<mods:relatedItem id="72834F47CF31EB7459FE795506746B9A" type="host">
<mods:titleInfo id="70497CF1D20D1115AB9362743A5D4764">
<mods:title id="FF0FDAEF6C51887CA63100529FC730C2">Zootaxa</mods:title>
</mods:titleInfo>
<mods:part id="10F5C36F71B4A97E9ECAF0E49422E36B">
<mods:date id="D5A3217E4F812F33E64A8F856408BA3F">2020</mods:date>
<mods:detail id="FFD878C392643E696F3301420FDC1878" type="pubDate">
<mods:number id="9E130CDBBEB4EE2F5CA31A22773A27C9">2020-05-11</mods:number>
</mods:detail>
<mods:detail id="322930317BA7BBB0CA2F8E71484084A6" type="volume">
<mods:number id="94F32A62F52294B9D14B8F2EE6F7984A">4772</mods:number>
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<mods:detail id="FC5A567C63016E84EE4AE523006A0E29" type="issue">
<mods:number id="2B6811AFD80FB0B56C15DA3FA43808DE">3</mods:number>
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<mods:start id="7CCA4EAAA7830B676DB9D7C2C4543CFC">401</mods:start>
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<mods:classification id="B72227D58FF6261BB50A25C53E3540C3">journal article</mods:classification>
<mods:identifier id="A7BF2B607D1F4EAD8FA8D2C50F7E49A8" type="CLB-Dataset">22261</mods:identifier>
<mods:identifier id="D370D9E341F277BB3D41FA4498B85669" type="DOI">10.11646/zootaxa.4772.3.1</mods:identifier>
<mods:identifier id="61452A44F848C339B809A2B7353CB971" type="GBIF-Dataset">d807f185-5391-4c8c-84c6-2550370b3cd3</mods:identifier>
<mods:identifier id="3AD32191F4AA6C3C025867FA3F4F5FCF" type="ISSN">1175-5326</mods:identifier>
<mods:identifier id="E2A7A07B7BDDC58C2EDBB5077D9A84DB" type="Zenodo-Dep">3819654</mods:identifier>
<mods:identifier id="35782CC0788266F6F881BAB871C9153A" type="ZooBank">F546A223-59A0-4DA1-9102-AD7BC482105F</mods:identifier>
</mods:mods>
<treatment id="03D21D39FFA0394CFF7BFF2AFED4D9C8" ID-DOI="http://doi.org/10.5281/zenodo.3844025" ID-GBIF-Taxon="164035840" ID-Zenodo-Dep="3844025" LSID="urn:lsid:plazi:treatment:03D21D39FFA0394CFF7BFF2AFED4D9C8" httpUri="http://treatment.plazi.org/id/03D21D39FFA0394CFF7BFF2AFED4D9C8" lastPageId="21" lastPageNumber="422" pageId="18" pageNumber="419">
<subSubSection id="C361FFA4FFA0394BFF7BFF2AFE5FDEB7" box="[151,431,153,180]" pageId="18" pageNumber="419" type="nomenclature">
<paragraph id="8BC4AC2FFFA0394BFF7BFF2AFE5FDEB7" blockId="18.[151,431,153,215]" box="[151,431,153,180]" pageId="18" pageNumber="419">
<heading id="D08C1B43FFA0394BFF7BFF2AFE5FDEB7" bold="true" box="[151,431,153,180]" fontSize="11" level="1" pageId="18" pageNumber="419" reason="1">
<emphasis id="B90F703DFFA0394BFF7BFF2AFE5FDEB7" bold="true" box="[151,431,153,180]" pageId="18" pageNumber="419">
<taxonomicName id="4C7BD7ACFFA0394BFF7BFF2AFE95DEB0" ID-CoL="7RYHF" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[151,357,153,180]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="18" pageNumber="419" phylum="Mollusca" rank="species" species="confusa" status="sp. nov.">
<emphasis id="B90F703DFFA0394BFF7BFF2AFE95DEB0" bold="true" box="[151,357,153,180]" italics="true" pageId="18" pageNumber="419">Lucilina confusa</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA0394BFE81FF29FE5FDEB7" box="[365,431,154,180]" pageId="18" pageNumber="419" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C361FFA4FFA0394BFF7BFF0EFED3DED4" box="[151,291,189,215]" pageId="18" pageNumber="419" type="description">
<paragraph id="8BC4AC2FFFA0394BFF7BFF0EFED3DED4" blockId="18.[151,431,153,215]" box="[151,291,189,215]" pageId="18" pageNumber="419">
(
<figureCitation id="1340B0AAFFA0394BFF4CFF0EFF01DED4" box="[160,241,189,215]" captionStart="FIGURE 11" captionStartId="19.[151,250,1623,1648]" captionTargetBox="[151,1436,309,1598]" captionTargetId="figure@19.[151,1436,309,1598]" captionTargetPageId="19" captionText="FIGURE 11. Lucilina confusa n. sp. A–L, O. Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd (St. 9), Late Pleistocene (last interglacial MIS5e). A–E. Holotype, MZB 50539, tail valve, width 5 mm, dorsal view, detail of tegmentum surface of antemucronal area, ventral, lateral and posterior views. F–I. Paratype 1, MZB 50540, head valve, width 3.7 mm, dorsal view, detail of tegmentum surface, ventral and posterior views. J–L. Paratype 2, MZB 50541, intermediate valve, width 5.6 mm, dorsal view, detail of tegmentum surface of pleural area and frontal view. O. Paratype 3, MZB 50542, tail valve, width 7.2 mm, dorsal view. M–N. Egypt, Hurghada (St. 13), Late Pleistocene (last interglacial MIS5e). M. MZB 50543a, head valve, width 3.3 mm, dorsal view. N. MZB 50543b, intermediate valve, width 5 mm, dorsal view. Scale bars: 100 µm (B, G, K)." figureDoi="http://doi.org/10.5281/zenodo.3819676" httpUri="https://zenodo.org/record/3819676/files/figure.png" pageId="18" pageNumber="419">Fig. 11</figureCitation>
,
<figureCitation id="1340B0AAFFA0394BFF11FF0EFEEADED4" box="[253,282,189,215]" captionStart="FIGURE 12" captionStartId="20.[151,250,995,1020]" captionTargetBox="[151,1436,181,970]" captionTargetId="figure@20.[151,1436,181,970]" captionTargetPageId="20" captionText="FIGURE 12. Lucilina confusa n. sp., Egypt, Hurghada, present-day (13/30). A-C. Head valve, MZB 50544a, width 3.7 mm, dorsal view, detail of tegmentum surface and lateral view. D-F. Intermediate valve, MZB 50544b, width 4.5 mm, dorsal view, detail of tegmentum surface and lateral view. G-H. Tail valve, MZB 50544c, width 3.6 mm, dorsal view and detail of tegmentum surface. I. Tail valve, MZB 50544d, width 3.3 mm, lateral view. Scale bars: 100 µm (B, E, H)." figureDoi="http://doi.org/10.5281/zenodo.3819678" httpUri="https://zenodo.org/record/3819678/files/figure.png" pageId="18" pageNumber="419">12</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C361FFA4FFA0394BFF7BFEB5FCC2DA7C" pageId="18" pageNumber="419" type="materials_examined">
<paragraph id="8BC4AC2FFFA0394BFF7BFEB5FD0EDF1C" blockId="18.[151,766,261,288]" box="[151,766,261,288]" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFF7BFEB5FEB5DF23" bold="true" box="[151,325,261,288]" pageId="18" pageNumber="419">
<typeStatus id="54C0128DFFA0394BFF7BFEB5FF22DF23" box="[151,210,262,288]" pageId="18" pageNumber="419">Type</typeStatus>
material.
</emphasis>
The
<typeStatus id="54C0128DFFA0394BFE92FEB5FE5EDF23" box="[382,430,262,288]" pageId="18" pageNumber="419">type</typeStatus>
material is reported in
<tableCitation id="C6F99994FFA0394BFD5EFEB6FD0BDF1C" box="[690,763,261,287]" captionStart="TABLE 2" captionStartId="18.[151,239,335,359]" captionText="TABLE 2. Type material of Lucilina confusa n. sp., from the type locality (St. 9)." pageId="18" pageNumber="419">Tab. 2</tableCitation>
.
</paragraph>
<caption id="DF04FCA7FFA0394BFF7BFEFCFC0DDF64" box="[151,1021,335,360]" pageId="18" pageNumber="419">
<paragraph id="8BC4AC2FFFA0394BFF7BFEFCFC0DDF64" blockId="18.[151,1021,335,360]" box="[151,1021,335,360]" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFF7BFEFCFEFADF64" bold="true" box="[151,266,335,359]" pageId="18" pageNumber="419">TABLE 2.</emphasis>
Type material of
<taxonomicName id="4C7BD7ACFFA0394BFE2BFEFCFD8ADF64" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[455,634,335,359]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="18" pageNumber="419" phylum="Mollusca" rank="species" species="confusa" status="sp. nov.">
<emphasis id="B90F703DFFA0394BFE2BFEFCFD8ADF64" box="[455,634,335,359]" italics="true" pageId="18" pageNumber="419">Lucilina confusa</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA0394BFD6CFEE3FD4BDF64" box="[640,699,336,359]" pageId="18" pageNumber="419" rank="species">n. sp.</taxonomicNameLabel>
, from the type locality (St. 9).
</paragraph>
</caption>
<paragraph id="8BC4AC2FFFA0394BFF4FFE28FD0DDCCE" pageId="18" pageNumber="419">
<table id="F97B5E8FFFA0C6A6FF4FFE29FC2DDCCE" box="[163,989,410,717]" gridcols="5" gridrows="8" pageId="18" pageNumber="419">
<tr id="354BAE6DFFA0C6A6FF4FFE29FC2DDFB0" box="[163,989,410,435]" gridrow="0" pageId="18" pageNumber="419">
<th id="769AC711FFA0C6A6FF4FFE29FEC2DFB0" box="[163,306,410,435]" gridcol="0" gridrow="0" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFF4FFE28FEC2DFB0" bold="true" box="[163,306,410,435]" pageId="18" pageNumber="419">type material</emphasis>
</th>
<th id="769AC711FFA0C6A6FE81FE29FE55DFB0" box="[365,421,410,435]" gridcol="1" gridrow="0" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFE81FE28FE55DFB0" bold="true" box="[365,421,411,435]" pageId="18" pageNumber="419">valve</emphasis>
</th>
<th id="769AC711FFA0C6A6FE01FE29FD76DFB0" box="[493,646,410,435]" gridcol="2" gridrow="0" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFE01FE29FDACDFB0" bold="true" box="[493,604,410,435]" pageId="18" pageNumber="419">repository</emphasis>
</th>
<th id="769AC711FFA0C6A6FD31FE29FCACDFB0" box="[733,860,410,435]" gridcol="3" gridrow="0" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFD31FE29FCACDFB0" bold="true" box="[733,860,410,435]" pageId="18" pageNumber="419">width (mm)</emphasis>
</th>
<th id="769AC711FFA0C6A6FC7FFE29FC2DDFB0" box="[915,989,410,435]" gridcol="4" gridrow="0" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFC7FFE29FC2DDFB0" bold="true" box="[915,989,410,435]" pageId="18" pageNumber="419">figures</emphasis>
</th>
</tr>
<tr id="354BAE6DFFA0C6A6FF4FFE70FC2DDFDF" box="[163,989,451,476]" gridrow="1" pageId="18" pageNumber="419">
<th id="769AC711FFA0C6A6FF4FFE70FEC2DFDF" box="[163,306,451,476]" gridcol="0" gridrow="1" pageId="18" pageNumber="419">Holotype</th>
<td id="769AC711FFA0C6A6FE81FE70FE55DFDF" box="[365,421,451,476]" gridcol="1" gridrow="1" pageId="18" pageNumber="419">tail</td>
<td id="769AC711FFA0C6A6FE01FE70FD76DFDF" box="[493,646,451,476]" gridcol="2" gridrow="1" pageId="18" pageNumber="419">MZB 50539</td>
<td id="769AC711FFA0C6A6FD31FE70FCACDFDF" box="[733,860,451,476]" gridcol="3" gridrow="1" pageId="18" pageNumber="419">5</td>
<td id="769AC711FFA0C6A6FC7FFE70FC2DDFDF" box="[915,989,451,476]" gridcol="4" gridrow="1" pageId="18" pageNumber="419">11A–E</td>
</tr>
<tr id="354BAE6DFFA0C6A6FF4FFE58FC2DDC07" box="[163,989,491,516]" gridrow="2" pageId="18" pageNumber="419">
<th id="769AC711FFA0C6A6FF4FFE58FEC2DC07" box="[163,306,491,516]" gridcol="0" gridrow="2" pageId="18" pageNumber="419">Paratype 1</th>
<td id="769AC711FFA0C6A6FE81FE58FE55DC07" box="[365,421,491,516]" gridcol="1" gridrow="2" pageId="18" pageNumber="419">head</td>
<td id="769AC711FFA0C6A6FE01FE58FD76DC07" box="[493,646,491,516]" gridcol="2" gridrow="2" pageId="18" pageNumber="419">MZB 50540</td>
<td id="769AC711FFA0C6A6FD31FE58FCACDC07" box="[733,860,491,516]" gridcol="3" gridrow="2" pageId="18" pageNumber="419">3.7</td>
<td id="769AC711FFA0C6A6FC7FFE58FC2DDC07" box="[915,989,491,516]" gridcol="4" gridrow="2" pageId="18" pageNumber="419">11F–I</td>
</tr>
<tr id="354BAE6DFFA0C6A6FF4FFDA0FC2DDC2F" box="[163,989,531,556]" gridrow="3" pageId="18" pageNumber="419">
<th id="769AC711FFA0C6A6FF4FFDA0FEC2DC2F" box="[163,306,531,556]" gridcol="0" gridrow="3" pageId="18" pageNumber="419">Paratype 2</th>
<td id="769AC711FFA0C6A6FE81FDA0FE55DC2F" box="[365,421,531,556]" gridcol="1" gridrow="3" pageId="18" pageNumber="419">int.</td>
<td id="769AC711FFA0C6A6FE01FDA0FD76DC2F" box="[493,646,531,556]" gridcol="2" gridrow="3" pageId="18" pageNumber="419">MZB 50541</td>
<td id="769AC711FFA0C6A6FD31FDA0FCACDC2F" box="[733,860,531,556]" gridcol="3" gridrow="3" pageId="18" pageNumber="419">5.6</td>
<td id="769AC711FFA0C6A6FC7FFDA0FC2DDC2F" box="[915,989,531,556]" gridcol="4" gridrow="3" pageId="18" pageNumber="419">11J–L</td>
</tr>
<tr id="354BAE6DFFA0C6A6FF4FFD88FC2DDC57" box="[163,989,571,596]" gridrow="4" pageId="18" pageNumber="419">
<th id="769AC711FFA0C6A6FF4FFD88FEC2DC57" box="[163,306,571,596]" gridcol="0" gridrow="4" pageId="18" pageNumber="419">Paratype 3</th>
<td id="769AC711FFA0C6A6FE81FD88FE55DC57" box="[365,421,571,596]" gridcol="1" gridrow="4" pageId="18" pageNumber="419">tail</td>
<td id="769AC711FFA0C6A6FE01FD88FD76DC57" box="[493,646,571,596]" gridcol="2" gridrow="4" pageId="18" pageNumber="419">MZB 50542</td>
<td id="769AC711FFA0C6A6FD31FD88FCACDC57" box="[733,860,571,596]" gridcol="3" gridrow="4" pageId="18" pageNumber="419">7.2</td>
<td id="769AC711FFA0C6A6FC7FFD88FC2DDC57" box="[915,989,571,596]" gridcol="4" gridrow="4" pageId="18" pageNumber="419">11O</td>
</tr>
<tr id="354BAE6DFFA0C6A6FF4FFDD0FC2DDC7E" box="[163,989,611,637]" gridrow="5" pageId="18" pageNumber="419" rowspan-4="1">
<th id="769AC711FFA0C6A6FF4FFDD0FEC2DC7E" box="[163,306,611,637]" gridcol="0" gridrow="5" pageId="18" pageNumber="419">Paratype 4</th>
<td id="769AC711FFA0C6A6FE81FDD0FE55DC7E" box="[365,421,611,637]" gridcol="1" gridrow="5" pageId="18" pageNumber="419">head</td>
<td id="769AC711FFA0C6A6FE01FDD0FD76DC7E" box="[493,646,611,637]" gridcol="2" gridrow="5" pageId="18" pageNumber="419">RGM.1356855</td>
<td id="769AC711FFA0C6A6FD31FDD0FCACDC7E" box="[733,860,611,637]" gridcol="3" gridrow="5" pageId="18" pageNumber="419">4</td>
</tr>
<tr id="354BAE6DFFA0C6A6FF4FFD3FFC2DDCA6" box="[163,989,652,677]" gridrow="6" pageId="18" pageNumber="419" rowspan-4="1">
<th id="769AC711FFA0C6A6FF4FFD3FFEC2DCA6" box="[163,306,652,677]" gridcol="0" gridrow="6" pageId="18" pageNumber="419">Paratype 5</th>
<td id="769AC711FFA0C6A6FE81FD3FFE55DCA6" box="[365,421,652,677]" gridcol="1" gridrow="6" pageId="18" pageNumber="419">int.</td>
<td id="769AC711FFA0C6A6FE01FD3FFD76DCA6" box="[493,646,652,677]" gridcol="2" gridrow="6" pageId="18" pageNumber="419">RGM.1356856</td>
<td id="769AC711FFA0C6A6FD31FD3FFCACDCA6" box="[733,860,652,677]" gridcol="3" gridrow="6" pageId="18" pageNumber="419">7.3</td>
</tr>
<tr id="354BAE6DFFA0C6A6FF4FFD07FC2DDCCE" box="[163,989,692,717]" gridrow="7" pageId="18" pageNumber="419" rowspan-4="1">
<th id="769AC711FFA0C6A6FF4FFD07FEC2DCCE" box="[163,306,692,717]" gridcol="0" gridrow="7" pageId="18" pageNumber="419">Paratype 6</th>
<td id="769AC711FFA0C6A6FE81FD07FE55DCCE" box="[365,421,692,717]" gridcol="1" gridrow="7" pageId="18" pageNumber="419">tail</td>
<td id="769AC711FFA0C6A6FE01FD07FD76DCCE" box="[493,646,692,717]" gridcol="2" gridrow="7" pageId="18" pageNumber="419">RGM.1356857</td>
<td id="769AC711FFA0C6A6FD31FD07FCACDCCE" box="[733,860,692,717]" gridcol="3" gridrow="7" pageId="18" pageNumber="419">4.5</td>
</tr>
</table>
</paragraph>
<paragraph id="8BC4AC2FFFA0394BFF2BFD4FFA8FDDA5" blockId="18.[151,1437,764,2015]" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFF2BFD4FFE70DD14" bold="true" box="[199,384,764,791]" pageId="18" pageNumber="419">Other material.</emphasis>
<collectingCountry id="F36CECBFFFA0394BFE6AFD4FFDE8DD15" box="[390,536,764,790]" name="Saudi Arabia" pageId="18" pageNumber="419">Saudi Arabia</collectingCountry>
, Gulf of Aqaba (Ash Shaykh Humayd): St. 8: 12 valves (2 head and 10 intermediate) (
<collectionCode id="ED6A34EAFFA0394BFF3CFC93FEFEDD39" box="[208,270,800,826]" country="Indonesia" httpUri="http://grbio.org/cool/b9gz-izvg" name="Museum Zoologicum Bogoriense" pageId="18" pageNumber="419" type="Museum">MZB</collectionCode>
60258); St. 9: 20 valves (3 head and 17 intermediate) (
<collectionCode id="ED6A34EAFFA0394BFC98FC93FC42DD39" box="[884,946,800,826]" country="Indonesia" httpUri="http://grbio.org/cool/b9gz-izvg" name="Museum Zoologicum Bogoriense" pageId="18" pageNumber="419" type="Museum">MZB</collectionCode>
60259).
<collectingCountry id="F36CECBFFFA0394BFBFAFC92FBACDD38" box="[1046,1116,801,827]" name="Egypt" pageId="18" pageNumber="419">Egypt</collectingCountry>
, Hurghada: St. 13: 33 valves (2 head, 24 intermediate and 7 tail),
<figureCitation id="1340B0AAFFA0394BFDC6FCF7FD89DD5D" box="[554,633,836,862]" captionStart="FIGURE 11" captionStartId="19.[151,250,1623,1648]" captionTargetBox="[151,1436,309,1598]" captionTargetId="figure@19.[151,1436,309,1598]" captionTargetPageId="19" captionText="FIGURE 11. Lucilina confusa n. sp. A–L, O. Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd (St. 9), Late Pleistocene (last interglacial MIS5e). A–E. Holotype, MZB 50539, tail valve, width 5 mm, dorsal view, detail of tegmentum surface of antemucronal area, ventral, lateral and posterior views. F–I. Paratype 1, MZB 50540, head valve, width 3.7 mm, dorsal view, detail of tegmentum surface, ventral and posterior views. J–L. Paratype 2, MZB 50541, intermediate valve, width 5.6 mm, dorsal view, detail of tegmentum surface of pleural area and frontal view. O. Paratype 3, MZB 50542, tail valve, width 7.2 mm, dorsal view. M–N. Egypt, Hurghada (St. 13), Late Pleistocene (last interglacial MIS5e). M. MZB 50543a, head valve, width 3.3 mm, dorsal view. N. MZB 50543b, intermediate valve, width 5 mm, dorsal view. Scale bars: 100 µm (B, G, K)." figureDoi="http://doi.org/10.5281/zenodo.3819676" httpUri="https://zenodo.org/record/3819676/files/figure.png" pageId="18" pageNumber="419">Figs 11</figureCitation>
M–N (
<collectionCode id="ED6A34EAFFA0394BFD2AFCF7FD1EDD5D" box="[710,750,836,862]" pageId="18" pageNumber="419">BD</collectionCode>
205;
<collectionCode id="ED6A34EAFFA0394BFCC1FCF6FC9ADD5C" box="[813,874,837,863]" country="Indonesia" httpUri="http://grbio.org/cool/b9gz-izvg" name="Museum Zoologicum Bogoriense" pageId="18" pageNumber="419" type="Museum">MZB</collectionCode>
50543); St. 14: 33 valves (5 head, 21 intermediate and 7 tail) (
<collectionCode id="ED6A34EAFFA0394BFEF6FCDBFEB2DD81" box="[282,322,872,898]" pageId="18" pageNumber="419">BD</collectionCode>
206;
<collectionCode id="ED6A34EAFFA0394BFE68FCDBFE38DD80" box="[388,456,872,899]" country="Netherlands" httpUri="http://grbio.org/cool/47nz-wbm0" name="National Museum of Natural History, Naturalis" pageId="18" pageNumber="419" type="Museum">RGM</collectionCode>
.1356858); St. 14bis: 18 valves (1 head, 11 intermediate and 6 tail) (
<collectionCode id="ED6A34EAFFA0394BFB25FCDBFB01DD81" box="[1225,1265,872,898]" pageId="18" pageNumber="419">BD</collectionCode>
207); St. 15: 3 valves (1 head, 1 intermediate and 1 tail) (
<collectionCode id="ED6A34EAFFA0394BFD83FC3FFD67DDA5" box="[623,663,908,934]" pageId="18" pageNumber="419">BD</collectionCode>
208); St. 16: 8 valves (2 head, 3 intermediate and 3 tail (
<collectionCode id="ED6A34EAFFA0394BFAF9FC3FFACDDDA5" box="[1301,1341,908,934]" pageId="18" pageNumber="419">BD</collectionCode>
209).
</paragraph>
<paragraph id="8BC4AC2FFFA0394BFF2BFC02FC51DA11" blockId="18.[151,1437,764,2015]" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFF2BFC02FDF6DDC8" bold="true" box="[199,518,944,971]" pageId="18" pageNumber="419">Recent material examined.</emphasis>
Zabargad island (13/30): 42 valves (5 head, 28 intermediate and 9 tail) (
<figureCitation id="1340B0AAFFA0394BFAC6FC03FA8EDDC9" box="[1322,1406,944,970]" captionStart="FIGURE 12" captionStartId="20.[151,250,995,1020]" captionTargetBox="[151,1436,181,970]" captionTargetId="figure@20.[151,1436,181,970]" captionTargetPageId="20" captionText="FIGURE 12. Lucilina confusa n. sp., Egypt, Hurghada, present-day (13/30). A-C. Head valve, MZB 50544a, width 3.7 mm, dorsal view, detail of tegmentum surface and lateral view. D-F. Intermediate valve, MZB 50544b, width 4.5 mm, dorsal view, detail of tegmentum surface and lateral view. G-H. Tail valve, MZB 50544c, width 3.6 mm, dorsal view and detail of tegmentum surface. I. Tail valve, MZB 50544d, width 3.3 mm, lateral view. Scale bars: 100 µm (B, E, H)." figureDoi="http://doi.org/10.5281/zenodo.3819678" httpUri="https://zenodo.org/record/3819678/files/figure.png" pageId="18" pageNumber="419">Figs 12</figureCitation>
A- I) (
<collectionCode id="ED6A34EAFFA0394BFF55FC67FF07DDED" box="[185,247,980,1006]" country="Indonesia" httpUri="http://grbio.org/cool/b9gz-izvg" name="Museum Zoologicum Bogoriense" pageId="18" pageNumber="419" type="Museum">MZB</collectionCode>
50544).
<collectingCountry id="F36CECBFFFA0394BFEB7FC67FE54DDED" box="[347,420,980,1006]" name="Sudan" pageId="18" pageNumber="419">Sudan</collectingCountry>
, Sha’ab Rum Reef (P078): 14 valves (2 head, 10 intermediate and 2 tail) (
<collectionCode id="ED6A34EAFFA0394BFB0EFC67FAFADDED" box="[1250,1290,980,1006]" pageId="18" pageNumber="419">BD</collectionCode>
210).
<collectingCountry id="F36CECBFFFA0394BFABEFC66FA68DDEC" box="[1362,1432,981,1007]" name="Egypt" pageId="18" pageNumber="419">Egypt</collectingCountry>
, Gulf of Aqaba (Blue Hole) (P447A): 3 intermediate valves (
<collectionCode id="ED6A34EAFFA0394BFCD4FC4BFC90DA11" box="[824,864,1016,1042]" pageId="18" pageNumber="419">BD</collectionCode>
211).
</paragraph>
<paragraph id="8BC4AC2FFFA0394BFF7BFBAFFDC0DA34" blockId="18.[151,1437,764,2015]" box="[151,560,1052,1079]" pageId="18" pageNumber="419">
Maximum width: 4.4 / 7.5 /
<quantity id="4C8301CAFFA0394BFE3FFBAFFDDCDA34" box="[467,556,1052,1079]" metricMagnitude="-3" metricUnit="m" metricValue="7.2" pageId="18" pageNumber="419" unit="mm" value="7.2">7.2 mm</quantity>
.
</paragraph>
<paragraph id="8BC4AC2FFFA0394BFF2BFBF2FB8ADA59" blockId="18.[151,1437,764,2015]" box="[199,1146,1088,1115]" pageId="18" pageNumber="419">
<materialsCitation id="3B13A672FFA0394BFF2BFBF2FB87DA59" ID-GBIF-Occurrence="2611558332" box="[199,1143,1088,1115]" country="Saudi Arabia" location="Gulf of Aqaba" pageId="18" pageNumber="419" specimenCount="1" typeStatus="holotype">
<emphasis id="B90F703DFFA0394BFF2BFBF2FE90DA58" bold="true" box="[199,352,1088,1115]" pageId="18" pageNumber="419">
<typeStatus id="54C0128DFFA0394BFF2BFBF2FEF2DA58" box="[199,258,1089,1115]" pageId="18" pageNumber="419">Type</typeStatus>
locality
</emphasis>
.
<collectingCountry id="F36CECBFFFA0394BFE82FBF3FDF2DA59" box="[366,514,1088,1114]" name="Saudi Arabia" pageId="18" pageNumber="419">Saudi Arabia</collectingCountry>
,
<location id="8EA4FAF4FFA0394BFDE1FBF3FD5DDA59" LSID="urn:lsid:plazi:treatment:03D21D39FFA0394CFF7BFF2AFED4D9C8:8EA4FAF4FFA0394BFDE1FBF3FD5DDA59" box="[525,685,1088,1114]" country="Saudi Arabia" name="Gulf of Aqaba" pageId="18" pageNumber="419">Gulf of Aqaba</location>
(Ash Shaykh Humayd: this study): St. 9
</materialsCitation>
.
</paragraph>
<paragraph id="8BC4AC2FFFA0394BFF2BFBD6FCC2DA7C" blockId="18.[151,1437,764,2015]" box="[199,818,1124,1151]" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFF2BFBD6FEBCDA7C" bold="true" box="[199,332,1125,1151]" pageId="18" pageNumber="419">
<typeStatus id="54C0128DFFA0394BFF2BFBD6FEF2DA7C" box="[199,258,1125,1151]" pageId="18" pageNumber="419">Type</typeStatus>
stage.
</emphasis>
Late Pleistocene, last interglacial (MIS5e).
</paragraph>
</subSubSection>
<subSubSection id="C361FFA4FFA0394BFF2BFB3AFDF7DAC4" pageId="18" pageNumber="419" type="etymology">
<paragraph id="8BC4AC2FFFA0394BFF2BFB3AFDF7DAC4" blockId="18.[151,1437,764,2015]" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFF2BFB3AFEBEDAA0" bold="true" box="[199,334,1161,1187]" pageId="18" pageNumber="419">Etymology.</emphasis>
The name indicates the fact that a rather common species in this region has been for long confused with morphologically close taxa.
</paragraph>
</subSubSection>
<subSubSection id="C361FFA4FFA0394BFF2BFB63FC37DBE5" pageId="18" pageNumber="419" type="diagnosis">
<paragraph id="8BC4AC2FFFA0394BFF2BFB63FC37DBE5" blockId="18.[151,1437,764,2015]" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFF2BFB63FEB2DAE8" bold="true" box="[199,322,1232,1259]" pageId="18" pageNumber="419">Diagnosis.</emphasis>
Head valve semicircular; intermediate valve rectangular, moderately elevated, anterior profile subcarinated, posterior margin slightly concave at both sides of prominent apex, lateral areas not raised; tail valve semicircular, mucro small, raised, in posterior position, antemucronal slope almost straight, postmucronal slope steep, straight to weakly convex. Tegmentum sculptured with irregular radial striae of roundish granules on head valve, lateral areas of intermediate valves and postmucronal area of tail valve; central area of intermediate valves and postmucronal area of tail valve sculptured with irregular and well-separated longitudinal striae of rounded to oval granules.Articulamentum white, apophyses well developed, rounded, jugal sinus wide, slit formula 8/1/9, teeth relatively long, finely grooved on upper side, denticulated on outer edge.
</paragraph>
</subSubSection>
<subSubSection id="C361FFA4FFA0394DFF2BFA43FB1CD862" lastPageId="20" lastPageNumber="421" pageId="18" pageNumber="419" type="description">
<paragraph id="8BC4AC2FFFA0394BFF2BFA43FF0ED899" blockId="18.[151,1437,764,2015]" pageId="18" pageNumber="419">
<emphasis id="B90F703DFFA0394BFF2BFA43FEA9D808" bold="true" box="[199,345,1520,1547]" pageId="18" pageNumber="419">Description.</emphasis>
Head valve (based on
<typeStatus id="54C0128DFFA0394BFD8FFA42FD35D808" box="[611,709,1521,1547]" pageId="18" pageNumber="419" type="paratype">Paratype</typeStatus>
1,
<figureCitation id="1340B0AAFFA0394BFD00FA43FCBDD809" box="[748,845,1520,1546]" captionStart="FIGURE 11" captionStartId="19.[151,250,1623,1648]" captionTargetBox="[151,1436,309,1598]" captionTargetId="figure@19.[151,1436,309,1598]" captionTargetPageId="19" captionText="FIGURE 11. Lucilina confusa n. sp. A–L, O. Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd (St. 9), Late Pleistocene (last interglacial MIS5e). A–E. Holotype, MZB 50539, tail valve, width 5 mm, dorsal view, detail of tegmentum surface of antemucronal area, ventral, lateral and posterior views. F–I. Paratype 1, MZB 50540, head valve, width 3.7 mm, dorsal view, detail of tegmentum surface, ventral and posterior views. J–L. Paratype 2, MZB 50541, intermediate valve, width 5.6 mm, dorsal view, detail of tegmentum surface of pleural area and frontal view. O. Paratype 3, MZB 50542, tail valve, width 7.2 mm, dorsal view. M–N. Egypt, Hurghada (St. 13), Late Pleistocene (last interglacial MIS5e). M. MZB 50543a, head valve, width 3.3 mm, dorsal view. N. MZB 50543b, intermediate valve, width 5 mm, dorsal view. Scale bars: 100 µm (B, G, K)." figureDoi="http://doi.org/10.5281/zenodo.3819676" httpUri="https://zenodo.org/record/3819676/files/figure.png" pageId="18" pageNumber="419">Fig. 11F</figureCitation>
) semicircular, front slope slightly convex, posterior margin widely V-shaped, tegmentum sculptured with ca 34 irregularly radial striae of roundish, elevated granules (diameter ca
<quantity id="4C8301CAFFA0394BFEC7F98BFE52D850" box="[299,418,1592,1619]" metricMagnitude="-2" metricUnit="m" metricValue="6.75" metricValueMax="7.5" metricValueMin="6.0" pageId="18" pageNumber="419" unit="mm" value="67.5" valueMax="75.0" valueMin="60.0">60–75 µm</quantity>
), up to 10–12 granules per stria; striae do not start from apex, but from small, smooth circular area around apex, ocelli minute (diameter ca
<quantity id="4C8301CAFFA0394BFD3CF9EFFCEDD874" box="[720,797,1628,1655]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="18" pageNumber="419" unit="mm" value="40.0">40 µm</quantity>
), scarcely visible, aligned in interstices of radial striae of granules.
</paragraph>
<paragraph id="8BC4AC2FFFA0394BFF2BF917FBD7D995" blockId="18.[151,1437,764,2015]" pageId="18" pageNumber="419">
Intermediate valve (based on
<typeStatus id="54C0128DFFA0394BFDF5F916FD8BD8BC" box="[537,635,1701,1727]" pageId="18" pageNumber="419" type="paratype">Paratype</typeStatus>
2,
<figureCitation id="1340B0AAFFA0394BFD4DF917FD0CD8BC" box="[673,764,1700,1727]" captionStart="FIGURE 11" captionStartId="19.[151,250,1623,1648]" captionTargetBox="[151,1436,309,1598]" captionTargetId="figure@19.[151,1436,309,1598]" captionTargetPageId="19" captionText="FIGURE 11. Lucilina confusa n. sp. A–L, O. Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd (St. 9), Late Pleistocene (last interglacial MIS5e). A–E. Holotype, MZB 50539, tail valve, width 5 mm, dorsal view, detail of tegmentum surface of antemucronal area, ventral, lateral and posterior views. F–I. Paratype 1, MZB 50540, head valve, width 3.7 mm, dorsal view, detail of tegmentum surface, ventral and posterior views. J–L. Paratype 2, MZB 50541, intermediate valve, width 5.6 mm, dorsal view, detail of tegmentum surface of pleural area and frontal view. O. Paratype 3, MZB 50542, tail valve, width 7.2 mm, dorsal view. M–N. Egypt, Hurghada (St. 13), Late Pleistocene (last interglacial MIS5e). M. MZB 50543a, head valve, width 3.3 mm, dorsal view. N. MZB 50543b, intermediate valve, width 5 mm, dorsal view. Scale bars: 100 µm (B, G, K)." figureDoi="http://doi.org/10.5281/zenodo.3819676" httpUri="https://zenodo.org/record/3819676/files/figure.png" pageId="18" pageNumber="419">Fig. 11J</figureCitation>
) rectangular, L/W = 0.38, anterior margin sinuose, slightly concave in wide central part, convex at pleurae, moderately elevated (H/W = 0.36), anterior profile subcarinated, side margins rounded, posterior margin slightly concave at both sides of prominent apex, lateral areas not raised, sculptured like head valve with 7–8 irregular radial striae of granules, ocelli numerous in anterior third of valve, pleural areas with similar granules arranged in ca 20–22 longitudinal, irregular and well-separated striae on each side, slightly oblique near jugum and in opposite direction towards side margins, granules more irregular, rounded to oval, diameter up to
<quantity id="4C8301CAFFA0394BFE77F8CFFE04D994" box="[411,500,1916,1943]" metricMagnitude="-1" metricUnit="m" metricValue="1.0" pageId="18" pageNumber="419" unit="mm" value="100.0">100 µm</quantity>
, jugal area smooth, triangular, irregularly defined.
</paragraph>
<paragraph id="8BC4AC2FFFA0394AFF2BF813FE9DDF1C" blockId="18.[151,1437,764,2015]" lastBlockId="19.[151,1436,153,287]" lastPageId="19" lastPageNumber="420" pageId="18" pageNumber="419">
Tail valve (based on
<typeStatus id="54C0128DFFA0394BFE50F813FDD7D9B9" box="[444,551,1952,1978]" pageId="18" pageNumber="419" type="holotype">Holotype</typeStatus>
,
<figureCitation id="1340B0AAFFA0394BFDD9F813FD6CD9B8" box="[565,668,1952,1979]" captionStart="FIGURE 11" captionStartId="19.[151,250,1623,1648]" captionTargetBox="[151,1436,309,1598]" captionTargetId="figure@19.[151,1436,309,1598]" captionTargetPageId="19" captionText="FIGURE 11. Lucilina confusa n. sp. A–L, O. Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd (St. 9), Late Pleistocene (last interglacial MIS5e). A–E. Holotype, MZB 50539, tail valve, width 5 mm, dorsal view, detail of tegmentum surface of antemucronal area, ventral, lateral and posterior views. F–I. Paratype 1, MZB 50540, head valve, width 3.7 mm, dorsal view, detail of tegmentum surface, ventral and posterior views. J–L. Paratype 2, MZB 50541, intermediate valve, width 5.6 mm, dorsal view, detail of tegmentum surface of pleural area and frontal view. O. Paratype 3, MZB 50542, tail valve, width 7.2 mm, dorsal view. M–N. Egypt, Hurghada (St. 13), Late Pleistocene (last interglacial MIS5e). M. MZB 50543a, head valve, width 3.3 mm, dorsal view. N. MZB 50543b, intermediate valve, width 5 mm, dorsal view. Scale bars: 100 µm (B, G, K)." figureDoi="http://doi.org/10.5281/zenodo.3819676" httpUri="https://zenodo.org/record/3819676/files/figure.png" pageId="18" pageNumber="419">Fig. 11A</figureCitation>
) semicircular, length ca half width (L/W = 0.51), front margin almost straight, mucro small, raised, in posterior position, antemucronal slope almost straight, postmucronal slope steep, straight to weakly convex, antemucronal area sculptured with ca 16 longitudinal striae of roundish-oval, more elevated granules on each side, with granule diameter up to
<quantity id="4C8301CAFFA1394AFC60FF0EFC29DED4" box="[908,985,189,215]" metricMagnitude="-2" metricUnit="m" metricValue="7.0" pageId="19" pageNumber="420" unit="mm" value="70.0">70 µm</quantity>
, jugal area smooth, irregularly defined, postmucronal area with sculpture like head valve with ca 40 radial striae of granules, ocelli randomly dispersed in postmucronal area.
</paragraph>
<caption id="DF04FCA7FFA1394AFF7BF9E4FB3DD94B" ID-DOI="http://doi.org/10.5281/zenodo.3819676" ID-Zenodo-Dep="3819676" httpUri="https://zenodo.org/record/3819676/files/figure.png" pageId="19" pageNumber="420" startId="19.[151,250,1623,1648]" targetBox="[151,1436,309,1598]" targetPageId="19">
<paragraph id="8BC4AC2FFFA1394AFF7BF9E4FB3DD94B" blockId="19.[151,1437,1623,1864]" pageId="19" pageNumber="420">
<emphasis id="B90F703DFFA1394AFF7BF9E4FEEED873" bold="true" box="[151,286,1623,1648]" pageId="19" pageNumber="420">FIGURE 11.</emphasis>
<taxonomicName id="4C7BD7ACFFA1394AFEC8F9E4FE3ED873" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[292,462,1623,1648]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="19" pageNumber="420" phylum="Mollusca" rank="species" species="confusa" status="sp. nov.">
<emphasis id="B90F703DFFA1394AFEC8F9E4FE3ED873" box="[292,462,1623,1648]" italics="true" pageId="19" pageNumber="420">Lucilina confusa</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA1394AFE38F9EBFDFBD86C" box="[468,523,1624,1647]" pageId="19" pageNumber="420" rank="species">n. sp.</taxonomicNameLabel>
<emphasis id="B90F703DFFA1394AFDFDF9E4FD97D873" bold="true" box="[529,615,1623,1648]" pageId="19" pageNumber="420">A–L, O.</emphasis>
Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd (St. 9), Late Pleistocene (last interglacial MIS5e).
<emphasis id="B90F703DFFA1394AFE81F9C8FE53D897" bold="true" box="[365,419,1659,1684]" pageId="19" pageNumber="420">A–E.</emphasis>
Holotype, MZB 50539, tail valve, width 5 mm, dorsal view, detail of tegmentum surface of antemucronal area, ventral, lateral and posterior views.
<emphasis id="B90F703DFFA1394AFD72F913FD3BD8BB" bold="true" box="[670,715,1696,1720]" pageId="19" pageNumber="420">F–I.</emphasis>
Paratype 1, MZB 50540, head valve, width 3.7 mm, dorsal view, detail of tegmentum surface, ventral and posterior views.
<emphasis id="B90F703DFFA1394AFD43F977FD10D8DF" bold="true" box="[687,736,1732,1756]" pageId="19" pageNumber="420">J–L.</emphasis>
Paratype 2, MZB 50541, intermediate valve, width 5.6 mm, dorsal view, detail of tegmentum surface of pleural area and frontal view.
<emphasis id="B90F703DFFA1394AFCD7F954FCA5D903" bold="true" box="[827,853,1767,1792]" pageId="19" pageNumber="420">O.</emphasis>
Paratype 3, MZB 50542, tail valve, width 7.2 mm, dorsal view.
<emphasis id="B90F703DFFA1394AFF38F8BFFEE0D927" bold="true" box="[212,272,1804,1828]" pageId="19" pageNumber="420">M–N.</emphasis>
Egypt, Hurghada (St. 13), Late Pleistocene (last interglacial MIS5e).
<emphasis id="B90F703DFFA1394AFC39F8BFFC03D927" bold="true" box="[981,1011,1804,1828]" pageId="19" pageNumber="420">M.</emphasis>
MZB 50543a, head valve, width 3.3 mm, dorsal view.
<emphasis id="B90F703DFFA1394AFEF4F883FEC0D94B" bold="true" box="[280,304,1840,1864]" pageId="19" pageNumber="420">N.</emphasis>
MZB 50543b, intermediate valve, width 5 mm, dorsal view. Scale bars: 100 µm (B, G, K).
</paragraph>
</caption>
<paragraph id="8BC4AC2FFFA1394AFF2BF8C5FC0CD9DB" blockId="19.[151,1436,1910,2044]" pageId="19" pageNumber="420">Articulamentum white, apophyses well developed, rounded, jugal sinus wide, slit formula 8/1/9, slit rays faintly visible in head and intermediate valves, teeth relatively long, those of tail valve slightly forwardly directed, all teeth finely grooved on upper side, denticulated on outer edge, eaves narrow, solid.</paragraph>
<paragraph id="8BC4AC2FFFA1394AFF2BF852FA94D9FF" blockId="19.[151,1436,1910,2044]" box="[199,1380,2017,2044]" pageId="19" pageNumber="420">
<emphasis id="B90F703DFFA1394AFF2BF852FEBDD9FF" bold="true" box="[199,333,2017,2044]" pageId="19" pageNumber="420">Variability.</emphasis>
The species show a great variability in the sculpture of the valves as well as other characters.
</paragraph>
<caption id="DF04FCA7FFA6394DFF7BFC50FBA3DA6B" ID-DOI="http://doi.org/10.5281/zenodo.3819678" ID-Zenodo-Dep="3819678" httpUri="https://zenodo.org/record/3819678/files/figure.png" pageId="20" pageNumber="421" startId="20.[151,250,995,1020]" targetBox="[151,1436,181,970]" targetPageId="20">
<paragraph id="8BC4AC2FFFA6394DFF7BFC50FBA3DA6B" blockId="20.[151,1436,995,1129]" pageId="20" pageNumber="421">
<emphasis id="B90F703DFFA6394DFF7BFC50FED1DDFF" bold="true" box="[151,289,995,1020]" pageId="20" pageNumber="421">FIGURE 12.</emphasis>
<taxonomicName id="4C7BD7ACFFA6394DFEC5FC57FE24DDFF" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[297,468,996,1020]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="species" species="confusa" status="sp. nov.">
<emphasis id="B90F703DFFA6394DFEC5FC57FE24DDFF" box="[297,468,996,1020]" italics="true" pageId="20" pageNumber="421">Lucilina confusa</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA6394DFE37FC56FDE4DDFF" box="[475,532,997,1020]" pageId="20" pageNumber="421" rank="species">n. sp.</taxonomicNameLabel>
, Egypt, Hurghada, present-day (13/30).
<emphasis id="B90F703DFFA6394DFC5EFC50FC16DDFF" bold="true" box="[946,998,995,1020]" pageId="20" pageNumber="421">A-C.</emphasis>
Head valve, MZB 50544a, width 3.7 mm, dorsal view, detail of tegmentum surface and lateral view.
<emphasis id="B90F703DFFA6394DFD01FBBBFCEBDA23" bold="true" box="[749,795,1032,1056]" pageId="20" pageNumber="421">D-F.</emphasis>
Intermediate valve, MZB 50544b, width 4.5 mm, dorsal view, detail of tegmentum surface and lateral view.
<emphasis id="B90F703DFFA6394DFDB1FB98FD64DA47" bold="true" box="[605,660,1067,1092]" pageId="20" pageNumber="421">G-H.</emphasis>
Tail valve, MZB 50544c, width 3.6 mm, dorsal view and detail of tegmentum surface.
<emphasis id="B90F703DFFA6394DFF01FBE3FF0DDA6B" bold="true" box="[237,253,1104,1128]" pageId="20" pageNumber="421">I.</emphasis>
Tail valve, MZB 50544d, width 3.3 mm, lateral view. Scale bars: 100 µm (B, E, H).
</paragraph>
</caption>
<paragraph id="8BC4AC2FFFA6394DFF2BFB25FAE7DB1F" blockId="20.[151,1437,1174,2029]" pageId="20" pageNumber="421">
Head valve: the radial striae of roundish, elevated granules, can be more irregularly defined, large and widely spaced as in the figured valve from
<collectingCountry id="F36CECBFFFA6394DFDC1FB08FD83DAD6" box="[557,627,1211,1237]" name="Egypt" pageId="20" pageNumber="421">Egypt</collectingCountry>
, Hurghada (
<figureCitation id="1340B0AAFFA6394DFD11FB09FC98DAD6" box="[765,872,1210,1237]" captionStart="FIGURE 11" captionStartId="19.[151,250,1623,1648]" captionTargetBox="[151,1436,309,1598]" captionTargetId="figure@19.[151,1436,309,1598]" captionTargetPageId="19" captionText="FIGURE 11. Lucilina confusa n. sp. A–L, O. Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd (St. 9), Late Pleistocene (last interglacial MIS5e). A–E. Holotype, MZB 50539, tail valve, width 5 mm, dorsal view, detail of tegmentum surface of antemucronal area, ventral, lateral and posterior views. F–I. Paratype 1, MZB 50540, head valve, width 3.7 mm, dorsal view, detail of tegmentum surface, ventral and posterior views. J–L. Paratype 2, MZB 50541, intermediate valve, width 5.6 mm, dorsal view, detail of tegmentum surface of pleural area and frontal view. O. Paratype 3, MZB 50542, tail valve, width 7.2 mm, dorsal view. M–N. Egypt, Hurghada (St. 13), Late Pleistocene (last interglacial MIS5e). M. MZB 50543a, head valve, width 3.3 mm, dorsal view. N. MZB 50543b, intermediate valve, width 5 mm, dorsal view. Scale bars: 100 µm (B, G, K)." figureDoi="http://doi.org/10.5281/zenodo.3819676" httpUri="https://zenodo.org/record/3819676/files/figure.png" pageId="20" pageNumber="421">Fig. 11M</figureCitation>
, width
<quantity id="4C8301CAFFA6394DFC50FB08FBE5DAD6" box="[956,1045,1211,1237]" metricMagnitude="-3" metricUnit="m" metricValue="3.3" pageId="20" pageNumber="421" unit="mm" value="3.3">3.3 mm</quantity>
, ca 25 radial striae, diameter up to
<quantity id="4C8301CAFFA6394DFF7BFB6CFEECDAFA" box="[151,284,1247,1273]" metricMagnitude="-2" metricUnit="m" metricValue="9.5" metricValueMax="10.0" metricValueMin="9.0" pageId="20" pageNumber="421" unit="mm" value="95.0" valueMax="100.0" valueMin="90.0">90–100 µm</quantity>
, ca 6–7 granules for each radial stria). The number of more or less irregular radial striae of granules ranges between 25 and 35, and the number of slits in the articulamentum ranges between six and eight.
</paragraph>
<paragraph id="8BC4AC2FFFA6394DFF2BFA95FD86D81A" blockId="20.[151,1437,1174,2029]" pageId="20" pageNumber="421">
Intermediate valves: the number and the orientation of longitudinal striae of granules in the pleural areas is variable, as can be seen in the figured valve from
<collectingCountry id="F36CECBFFFA6394DFD74FAF8FD2EDB66" box="[664,734,1355,1381]" name="Egypt" pageId="20" pageNumber="421">Egypt</collectingCountry>
, Hurghada (
<figureCitation id="1340B0AAFFA6394DFC8AFAF9FC3BDB66" box="[870,971,1354,1381]" captionStart="FIGURE 11" captionStartId="19.[151,250,1623,1648]" captionTargetBox="[151,1436,309,1598]" captionTargetId="figure@19.[151,1436,309,1598]" captionTargetPageId="19" captionText="FIGURE 11. Lucilina confusa n. sp. A–L, O. Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd (St. 9), Late Pleistocene (last interglacial MIS5e). A–E. Holotype, MZB 50539, tail valve, width 5 mm, dorsal view, detail of tegmentum surface of antemucronal area, ventral, lateral and posterior views. F–I. Paratype 1, MZB 50540, head valve, width 3.7 mm, dorsal view, detail of tegmentum surface, ventral and posterior views. J–L. Paratype 2, MZB 50541, intermediate valve, width 5.6 mm, dorsal view, detail of tegmentum surface of pleural area and frontal view. O. Paratype 3, MZB 50542, tail valve, width 7.2 mm, dorsal view. M–N. Egypt, Hurghada (St. 13), Late Pleistocene (last interglacial MIS5e). M. MZB 50543a, head valve, width 3.3 mm, dorsal view. N. MZB 50543b, intermediate valve, width 5 mm, dorsal view. Scale bars: 100 µm (B, G, K)." figureDoi="http://doi.org/10.5281/zenodo.3819676" httpUri="https://zenodo.org/record/3819676/files/figure.png" pageId="20" pageNumber="421">Fig. 11N</figureCitation>
, width
<quantity id="4C8301CAFFA6394DFBF2FAF9FB90DB66" box="[1054,1120,1354,1381]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="20" pageNumber="421" unit="mm" value="5.0">5 mm</quantity>
, ca 16 longitudinal striae on each side, striae more regular and parallel). Also the radial striae of granules in lateral areas are generally irregularly defined, in some valves are more numerous and well defined (as in
<figureCitation id="1340B0AAFFA6394DFC65FA21FC00DBAE" box="[905,1008,1426,1453]" captionStart="FIGURE 11" captionStartId="19.[151,250,1623,1648]" captionTargetBox="[151,1436,309,1598]" captionTargetId="figure@19.[151,1436,309,1598]" captionTargetPageId="19" captionText="FIGURE 11. Lucilina confusa n. sp. A–L, O. Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd (St. 9), Late Pleistocene (last interglacial MIS5e). A–E. Holotype, MZB 50539, tail valve, width 5 mm, dorsal view, detail of tegmentum surface of antemucronal area, ventral, lateral and posterior views. F–I. Paratype 1, MZB 50540, head valve, width 3.7 mm, dorsal view, detail of tegmentum surface, ventral and posterior views. J–L. Paratype 2, MZB 50541, intermediate valve, width 5.6 mm, dorsal view, detail of tegmentum surface of pleural area and frontal view. O. Paratype 3, MZB 50542, tail valve, width 7.2 mm, dorsal view. M–N. Egypt, Hurghada (St. 13), Late Pleistocene (last interglacial MIS5e). M. MZB 50543a, head valve, width 3.3 mm, dorsal view. N. MZB 50543b, intermediate valve, width 5 mm, dorsal view. Scale bars: 100 µm (B, G, K)." figureDoi="http://doi.org/10.5281/zenodo.3819676" httpUri="https://zenodo.org/record/3819676/files/figure.png" pageId="20" pageNumber="421">Fig. 11N</figureCitation>
). L/W = 0.36–0.41; H/W = 0.33–0.37. The jugal area is usually triangular and smooth, only in very few valves the striae of granules cover partially the jugal area, leaving a very narrow, wedge shaped, smooth band. The ocelli are scarcely visible, not black, and can radially cover up to half of the lateral area.
</paragraph>
<paragraph id="8BC4AC2FFFA6394DFF2BF991FB1CD862" blockId="20.[151,1437,1174,2029]" pageId="20" pageNumber="421">
Tail valve: the sculpture shows the same variability as in intermediate valves, also for these valves the striae of granules can partially cover the jugal area (
<figureCitation id="1340B0AAFFA6394DFD97F9F5FD2DD862" box="[635,733,1606,1633]" captionStart="FIGURE 11" captionStartId="19.[151,250,1623,1648]" captionTargetBox="[151,1436,309,1598]" captionTargetId="figure@19.[151,1436,309,1598]" captionTargetPageId="19" captionText="FIGURE 11. Lucilina confusa n. sp. A–L, O. Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd (St. 9), Late Pleistocene (last interglacial MIS5e). A–E. Holotype, MZB 50539, tail valve, width 5 mm, dorsal view, detail of tegmentum surface of antemucronal area, ventral, lateral and posterior views. F–I. Paratype 1, MZB 50540, head valve, width 3.7 mm, dorsal view, detail of tegmentum surface, ventral and posterior views. J–L. Paratype 2, MZB 50541, intermediate valve, width 5.6 mm, dorsal view, detail of tegmentum surface of pleural area and frontal view. O. Paratype 3, MZB 50542, tail valve, width 7.2 mm, dorsal view. M–N. Egypt, Hurghada (St. 13), Late Pleistocene (last interglacial MIS5e). M. MZB 50543a, head valve, width 3.3 mm, dorsal view. N. MZB 50543b, intermediate valve, width 5 mm, dorsal view. Scale bars: 100 µm (B, G, K)." figureDoi="http://doi.org/10.5281/zenodo.3819676" httpUri="https://zenodo.org/record/3819676/files/figure.png" pageId="20" pageNumber="421">Fig. 11O</figureCitation>
).The number of slits ranges between 9 and 12.
</paragraph>
</subSubSection>
<subSubSection id="C361FFA4FFA6394CFF2BF9D8FB69D95D" lastPageId="21" lastPageNumber="422" pageId="20" pageNumber="421" type="discussion">
<paragraph id="8BC4AC2FFFA6394DFF2BF9D8FD40D95E" blockId="20.[151,1437,1174,2029]" pageId="20" pageNumber="421">
<emphasis id="B90F703DFFA6394DFF2BF9D8FECBD886" bold="true" box="[199,315,1643,1669]" pageId="20" pageNumber="421">Remarks.</emphasis>
Several species of
<taxonomicName id="4C7BD7ACFFA6394DFDF8F9D9FD81D887" authorityName="Dall" authorityYear="1882" box="[532,625,1642,1668]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="genus">
<emphasis id="B90F703DFFA6394DFDF8F9D9FD81D887" box="[532,625,1642,1668]" italics="true" pageId="20" pageNumber="421">Lucilina</emphasis>
</taxonomicName>
are known from the Indian Ocean (
<bibRefCitation id="EFEAD1DEFFA6394DFBEDF9D8FB4DD886" author="Kaas, P. &amp; Van Belle, R. A. &amp; Strack, H. L." box="[1025,1213,1642,1669]" pageId="20" pageNumber="421" refId="ref33074" refString="Kaas, P., Van Belle, R. A. &amp; Strack, H. L. (2006) Monograph of Living Chitons (Mollusca: Polyplacophora). Volume 6. Suborder Ischnochitonina (concluded): Schizochitonidae; Chitonidae. Additions to Volumes 1 - 5. E. J. Brill, Leiden-Boston, 463 pp." type="book" year="2006">
Kaas
<emphasis id="B90F703DFFA6394DFBAEF9D8FB83D887" box="[1090,1139,1642,1668]" italics="true" pageId="20" pageNumber="421">et al</emphasis>
. 2006
</bibRefCitation>
), but only two from the
<collectingRegion id="49BF62CDFFA6394DFF2FF93DFED5D8AA" box="[195,293,1678,1705]" country="Sudan" name="Al Bahr al Ahmar" pageId="20" pageNumber="421">Red Sea</collectingRegion>
,
<taxonomicName id="4C7BD7ACFFA6394DFED8F93CFD9FD8AA" authority="(Reeve, 1847)" baseAuthorityName="Reeve" baseAuthorityYear="1847" box="[308,623,1679,1705]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="species" species="sueziensis">
<emphasis id="B90F703DFFA6394DFED8F93CFE34D8AB" box="[308,452,1679,1704]" italics="true" pageId="20" pageNumber="421">L. sueziensis</emphasis>
(
<bibRefCitation id="EFEAD1DEFFA6394DFE3AF93CFD97D8AA" author="Reeve, L." box="[470,615,1679,1705]" pageId="20" pageNumber="421" pagination="21 - 84" refId="ref34646" refString="Reeve, L. (1847) Conchologia iconica, or illustrations of the shells of molluscous animals. Monograph of the genus Chiton. Vol. 4. Reeve, Brothers, London, 64 pp., 28 pls. [pp. 21 - 84]" type="book chapter" year="1847">Reeve, 1847</bibRefCitation>
)
</taxonomicName>
and
<taxonomicName id="4C7BD7ACFFA6394DFD47F93CFC3ED8AA" authority="Thiele, 1909" authorityName="Thiele" authorityYear="1909" box="[683,974,1678,1705]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="species" species="perligera">
<emphasis id="B90F703DFFA6394DFD47F93CFCC4D8AB" box="[683,820,1678,1704]" italics="true" pageId="20" pageNumber="421">L. perligera</emphasis>
<bibRefCitation id="EFEAD1DEFFA6394DFCD2F93DFC3ED8AA" author="Thiele, J." box="[830,974,1678,1705]" pageId="20" pageNumber="421" pagination="1 - 132" refId="ref37156" refString="Thiele, J. (1909) Revision des Systems der Chitonen. Zoologica, 22, 1 - 132, pls. 1 - 10. https: // doi. org / 10.5962 / bhl. title. 11245" type="journal article" year="1909">Thiele, 1909</bibRefCitation>
</taxonomicName>
(see above) (
<bibRefCitation id="EFEAD1DEFFA6394DFB81F93CFA61D8AA" author="Anseeuw, B. &amp; Terryn, Y." box="[1133,1425,1679,1705]" pageId="20" pageNumber="421" pagination="1 - 24" refId="ref29017" refString="Anseeuw, B. &amp; Terryn, Y. (2004) Intertidal chitons (Mollusca: Polyplacophora) from the coast of Jordan, Red Sea, with the description of a new species of Parachiton Thiele, 1909. Bollettino Malacologico, Supplement 5, 1 - 24." type="journal article" year="2004">Anseeuw &amp; Terryn 2004</bibRefCitation>
).
<taxonomicName id="4C7BD7ACFFA6394DFF7BF901FE94D8CF" authorityName="Thiele" authorityYear="1909" box="[151,356,1714,1740]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="species" species="perligera">
<emphasis id="B90F703DFFA6394DFF7BF901FE94D8CF" box="[151,356,1714,1740]" italics="true" pageId="20" pageNumber="421">Lucilina perligera</emphasis>
</taxonomicName>
is similar to
<taxonomicName id="4C7BD7ACFFA6394DFE17F901FD47D8CE" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[507,695,1714,1741]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="species" species="confusa" status="sp. nov.">
<emphasis id="B90F703DFFA6394DFE17F901FD47D8CE" box="[507,695,1714,1741]" italics="true" pageId="20" pageNumber="421">Lucilina confusa</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA6394DFD53F900FD0ED8CE" box="[703,766,1715,1741]" pageId="20" pageNumber="421" rank="species">n. sp.</taxonomicNameLabel>
, from which it differs mainly by the tegmentum sculptured with large, elevated, roundish, clearly separated, quincuncially arranged, granules in the head valve, lateral areas of intermediate valves, and postmucronal area of the tail valve, while in pleural and antemucronal areas the granules are vaguely arranged in curved, forwardly converging rows, also extending over the jugum. The granules are larger, and wider spaced than those of
<taxonomicName id="4C7BD7ACFFA6394DFE14F8F0FD9DD95E" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[504,621,1859,1885]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="species" species="confusa" status="sp. nov.">
<emphasis id="B90F703DFFA6394DFE14F8F0FD9DD95E" box="[504,621,1859,1885]" italics="true" pageId="20" pageNumber="421">L. confusa</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA6394DFD98F8F0FD40D95E" box="[628,688,1859,1885]" pageId="20" pageNumber="421" rank="species">n. sp.</taxonomicNameLabel>
</paragraph>
<paragraph id="8BC4AC2FFFA6394DFF2BF8D4FD50D9EE" blockId="20.[151,1437,1174,2029]" pageId="20" pageNumber="421">
Two other
<taxonomicName id="4C7BD7ACFFA6394DFED2F8D5FE6BD983" authorityName="Dall" authorityYear="1882" box="[318,411,1894,1920]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="genus">
<emphasis id="B90F703DFFA6394DFED2F8D5FE6BD983" box="[318,411,1894,1920]" italics="true" pageId="20" pageNumber="421">Lucilina</emphasis>
</taxonomicName>
species are present in the studied material and have a similar sculpture with longitudinal and radial striae of granules:
<taxonomicName id="4C7BD7ACFFA6394DFE42F839FD7ED9A7" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[430,654,1930,1956]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="species" species="aegyptiaca" status="sp. nov.">
<emphasis id="B90F703DFFA6394DFE42F839FD7ED9A7" box="[430,654,1930,1956]" italics="true" pageId="20" pageNumber="421">Lucilina aegyptiaca</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA6394DFD79F838FD21D9A6" box="[661,721,1931,1957]" pageId="20" pageNumber="421" rank="species">n. sp.</taxonomicNameLabel>
and
<taxonomicName id="4C7BD7ACFFA6394DFCE4F839FC2FD9A7" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[776,991,1930,1956]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="species" species="colantonii" status="sp. nov.">
<emphasis id="B90F703DFFA6394DFCE4F839FC2FD9A7" box="[776,991,1930,1956]" italics="true" pageId="20" pageNumber="421">Lucilina colantonii</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA6394DFC0AF838FBD2D9A6" box="[998,1058,1931,1957]" pageId="20" pageNumber="421" rank="species">n. sp.</taxonomicNameLabel>
(see below). The main characters of the intermediate valves of these species and of
<taxonomicName id="4C7BD7ACFFA6394DFD2FF81CFCA1D9CB" baseAuthorityName="Reeve" baseAuthorityYear="1847" box="[707,849,1967,1992]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="20" pageNumber="421" phylum="Mollusca" rank="species" species="sueziensis">
<emphasis id="B90F703DFFA6394DFD2FF81CFCA1D9CB" box="[707,849,1967,1992]" italics="true" pageId="20" pageNumber="421">L. sueziensis</emphasis>
</taxonomicName>
(based on the description of
<bibRefCitation id="EFEAD1DEFFA6394DFB79F81CFABAD9CB" author="Kaas, P. &amp; Van Belle, R. A. &amp; Strack, H. L." box="[1173,1354,1966,1993]" pageId="20" pageNumber="421" refId="ref33074" refString="Kaas, P., Van Belle, R. A. &amp; Strack, H. L. (2006) Monograph of Living Chitons (Mollusca: Polyplacophora). Volume 6. Suborder Ischnochitonina (concluded): Schizochitonidae; Chitonidae. Additions to Volumes 1 - 5. E. J. Brill, Leiden-Boston, 463 pp." type="book" year="2006">
Kaas
<emphasis id="B90F703DFFA6394DFB3FF81CFAFCD9CB" box="[1235,1292,1966,1992]" italics="true" pageId="20" pageNumber="421">et al.</emphasis>
2006
</bibRefCitation>
and on personal observations) are presented in
<tableCitation id="C6F99994FFA6394DFDBFF861FD6AD9EE" box="[595,666,2002,2029]" captionStart="TABLE 3" captionStartId="21.[151,239,154,178]" captionText="TABLE 3. Overview of morphological differences between the intermediate valves of the species of Lucilina here considered having the pleural area sculptured with longitudinal striae of granules or granulose wrinkles. Information on Lucilina sueziensis and L. perligera from Kaas et al. (2006) and personal observation." pageId="20" pageNumber="421">Tab. 3</tableCitation>
.
</paragraph>
<caption id="DF04FCA7FFA7394CFF7BFF29FC3EDEF9" pageId="21" pageNumber="422">
<paragraph id="8BC4AC2FFFA7394CFF7BFF29FC3EDEF9" blockId="21.[151,1437,154,250]" pageId="21" pageNumber="422">
<emphasis id="B90F703DFFA7394CFF7BFF29FEF9DEB1" bold="true" box="[151,265,154,178]" pageId="21" pageNumber="422">TABLE 3.</emphasis>
Overview of morphological differences between the intermediate valves of the species of
<taxonomicName id="4C7BD7ACFFA7394CFB50FF29FAE5DEB1" authorityName="Dall" authorityYear="1882" box="[1212,1301,154,178]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="genus">
<emphasis id="B90F703DFFA7394CFB50FF29FAE5DEB1" box="[1212,1301,154,178]" italics="true" pageId="21" pageNumber="422">Lucilina</emphasis>
</taxonomicName>
here considered having the pleural area sculptured with longitudinal striae of granules or granulose wrinkles. Information on
<taxonomicName id="4C7BD7ACFFA7394CFAAFFF0DFEF2DEFA" baseAuthorityName="Reeve" baseAuthorityYear="1847" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="species" species="sueziensis">
<emphasis id="B90F703DFFA7394CFAAFFF0DFEF2DEFA" italics="true" pageId="21" pageNumber="422">Lucilina sueziensis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C7BD7ACFFA7394CFEDAFF50FE45DEF9" authorityName="Thiele" authorityYear="1909" box="[310,437,226,250]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="species" species="perligera">
<emphasis id="B90F703DFFA7394CFEDAFF50FE45DEF9" box="[310,437,226,250]" italics="true" pageId="21" pageNumber="422">L. perligera</emphasis>
</taxonomicName>
from
<bibRefCitation id="EFEAD1DEFFA7394CFE1AFF51FD45DEF9" author="Kaas, P. &amp; Van Belle, R. A. &amp; Strack, H. L." box="[502,693,226,250]" pageId="21" pageNumber="422" refId="ref33074" refString="Kaas, P., Van Belle, R. A. &amp; Strack, H. L. (2006) Monograph of Living Chitons (Mollusca: Polyplacophora). Volume 6. Suborder Ischnochitonina (concluded): Schizochitonidae; Chitonidae. Additions to Volumes 1 - 5. E. J. Brill, Leiden-Boston, 463 pp." type="book" year="2006">
Kaas
<emphasis id="B90F703DFFA7394CFDDEFF50FD91DEF9" box="[562,609,226,250]" italics="true" pageId="21" pageNumber="422">et al</emphasis>
. (2006)
</bibRefCitation>
and personal observation.
</paragraph>
</caption>
<paragraph id="8BC4AC2FFFA7394CFF4FFE9EFAA6DBEE" pageId="21" pageNumber="422">
<table id="F97B5E8FFFA7C6A6FF4FFE9EFA79D81A" box="[163,1417,301,1561]" gridcols="6" gridrows="12" pageId="21" pageNumber="422">
<tr id="354BAE6DFFA7C6A6FF4FFE9EFA79DF67" box="[163,1417,301,356]" gridrow="0" pageId="21" pageNumber="422">
<th id="769AC711FFA7C6A6FF4FFE9EFE98DF67" box="[163,360,301,356]" gridcol="0" gridrow="0" pageId="21" pageNumber="422">intermediate valves characters</th>
<th id="769AC711FFA7C6A6FE6CFE9EFDB7DF67" box="[384,583,301,356]" gridcol="1" gridrow="0" pageId="21" pageNumber="422">
<taxonomicName id="4C7BD7ACFFA7394CFE6CFE8EFDB0DF57" baseAuthorityName="Reeve" baseAuthorityYear="1847" box="[384,576,317,341]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="species" species="sueziensis">
<emphasis id="B90F703DFFA7394CFE6CFE8EFDB0DF57" box="[384,576,317,341]" italics="true" pageId="21" pageNumber="422">Lucilina sueziensis</emphasis>
</taxonomicName>
</th>
<th id="769AC711FFA7C6A6FD8DFE9EFCEADF67" box="[609,794,301,356]" gridcol="2" gridrow="0" pageId="21" pageNumber="422">
<taxonomicName id="4C7BD7ACFFA7394CFD8DFE8EFCEADF56" authorityName="Thiele" authorityYear="1909" box="[609,794,317,341]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="species" species="perligera">
<emphasis id="B90F703DFFA7394CFD8DFE8EFCEADF56" box="[609,794,317,341]" italics="true" pageId="21" pageNumber="422">Lucilina perligera</emphasis>
</taxonomicName>
</th>
<th id="769AC711FFA7C6A6FCDEFE9EFC11DF67" box="[818,993,301,356]" gridcol="3" gridrow="0" pageId="21" pageNumber="422">
<taxonomicName id="4C7BD7ACFFA7394CFCDEFE9DFC2CDF45" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[818,988,302,326]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="species" species="confusa" status="sp. nov.">
<emphasis id="B90F703DFFA7394CFCDEFE9DFC2CDF45" box="[818,988,302,326]" italics="true" pageId="21" pageNumber="422">Lucilina confusa</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA7394CFCDEFEFFFC98DF60" box="[818,872,332,355]" pageId="21" pageNumber="422" rank="species">n. sp.</taxonomicNameLabel>
</th>
<th id="769AC711FFA7C6A6FC14FE9EFB4BDF67" box="[1016,1211,301,356]" gridcol="4" gridrow="0" pageId="21" pageNumber="422">
<taxonomicName id="4C7BD7ACFFA7394CFC14FE9DFB97DF60" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[1016,1127,302,355]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="species" species="aegyptiaca" status="sp. nov.">
<emphasis id="B90F703DFFA7394CFC14FE9DFB97DF60" box="[1016,1127,302,355]" italics="true" pageId="21" pageNumber="422">Lucilina aegyptiaca</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA7394CFB81FEFFFB54DF60" box="[1133,1188,332,355]" pageId="21" pageNumber="422" rank="species">n. sp.</taxonomicNameLabel>
</th>
<th id="769AC711FFA7C6A6FB3DFE9EFA79DF67" box="[1233,1417,301,356]" gridcol="5" gridrow="0" pageId="21" pageNumber="422">
<taxonomicName id="4C7BD7ACFFA7394CFB3DFE9DFAC8DF60" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[1233,1336,302,355]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="species" species="colantonii" status="sp. nov.">
<emphasis id="B90F703DFFA7394CFB3DFE9DFAC8DF60" box="[1233,1336,302,355]" italics="true" pageId="21" pageNumber="422">Lucilina colantonii</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA7394CFAD2FEFFFA85DF60" box="[1342,1397,332,355]" pageId="21" pageNumber="422" rank="species">n. sp.</taxonomicNameLabel>
</th>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFEC0FA79DF8F" box="[163,1417,371,396]" gridrow="1" pageId="21" pageNumber="422">
<th id="769AC711FFA7C6A6FF4FFEC0FE98DF8F" box="[163,360,371,396]" gridcol="0" gridrow="1" pageId="21" pageNumber="422">anterior margin</th>
<td id="769AC711FFA7C6A6FE6CFEC0FDB7DF8F" box="[384,583,371,396]" gridcol="1" gridrow="1" pageId="21" pageNumber="422">slightly sinuose</td>
<td id="769AC711FFA7C6A6FD8DFEC0FCEADF8F" box="[609,794,371,396]" gridcol="2" gridrow="1" pageId="21" pageNumber="422">sinuose</td>
<td id="769AC711FFA7C6A6FCDEFEC0FC11DF8F" box="[818,993,371,396]" gridcol="3" gridrow="1" pageId="21" pageNumber="422">sinuose</td>
<td id="769AC711FFA7C6A6FC14FEC0FB4BDF8F" box="[1016,1211,371,396]" gridcol="4" gridrow="1" pageId="21" pageNumber="422">convex</td>
<td id="769AC711FFA7C6A6FB3DFEC0FA79DF8F" box="[1233,1417,371,396]" gridcol="5" gridrow="1" pageId="21" pageNumber="422">convex</td>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFE28FA79DFB7" box="[163,1417,411,436]" gridrow="2" pageId="21" pageNumber="422">
<th id="769AC711FFA7C6A6FF4FFE28FE98DFB7" box="[163,360,411,436]" gridcol="0" gridrow="2" pageId="21" pageNumber="422">H/W ratio</th>
<td id="769AC711FFA7C6A6FE6CFE28FDB7DFB7" box="[384,583,411,436]" gridcol="1" gridrow="2" pageId="21" pageNumber="422">0.34–0.41</td>
<td id="769AC711FFA7C6A6FD8DFE28FCEADFB7" box="[609,794,411,436]" gridcol="2" gridrow="2" pageId="21" pageNumber="422">0.27–0.39</td>
<td id="769AC711FFA7C6A6FCDEFE28FC11DFB7" box="[818,993,411,436]" gridcol="3" gridrow="2" pageId="21" pageNumber="422">0.34–0.37</td>
<td id="769AC711FFA7C6A6FC14FE28FB4BDFB7" box="[1016,1211,411,436]" gridcol="4" gridrow="2" pageId="21" pageNumber="422">0.42</td>
<td id="769AC711FFA7C6A6FB3DFE28FA79DFB7" box="[1233,1417,411,436]" gridcol="5" gridrow="2" pageId="21" pageNumber="422">0.36–0.41</td>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFE70FA79DFDF" box="[163,1417,451,476]" gridrow="3" pageId="21" pageNumber="422">
<th id="769AC711FFA7C6A6FF4FFE70FE98DFDF" box="[163,360,451,476]" gridcol="0" gridrow="3" pageId="21" pageNumber="422">anterior profile</th>
<td id="769AC711FFA7C6A6FE6CFE70FDB7DFDF" box="[384,583,451,476]" gridcol="1" gridrow="3" pageId="21" pageNumber="422">subcarinated</td>
<td id="769AC711FFA7C6A6FD8DFE70FCEADFDF" box="[609,794,451,476]" gridcol="2" gridrow="3" pageId="21" pageNumber="422">subcarinated</td>
<td id="769AC711FFA7C6A6FCDEFE70FC11DFDF" box="[818,993,451,476]" gridcol="3" gridrow="3" pageId="21" pageNumber="422">subcarinated</td>
<td id="769AC711FFA7C6A6FC14FE70FB4BDFDF" box="[1016,1211,451,476]" gridcol="4" gridrow="3" pageId="21" pageNumber="422">subcarinated</td>
<td id="769AC711FFA7C6A6FB3DFE70FA79DFDF" box="[1233,1417,451,476]" gridcol="5" gridrow="3" pageId="21" pageNumber="422">subcarinated</td>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFE58FA79DC94" box="[163,1417,491,663]" gridrow="4" pageId="21" pageNumber="422">
<th id="769AC711FFA7C6A6FF4FFE58FE98DC94" box="[163,360,491,663]" gridcol="0" gridrow="4" pageId="21" pageNumber="422">posterior margin</th>
<td id="769AC711FFA7C6A6FE6CFE58FDB7DC94" box="[384,583,491,663]" gridcol="1" gridrow="4" pageId="21" pageNumber="422">weakly concave on both sides of bluntly protruding apex</td>
<td id="769AC711FFA7C6A6FD8DFE58FCEADC94" box="[609,794,491,663]" gridcol="2" gridrow="4" pageId="21" pageNumber="422">widely V- shaped, straight to concave on both sides of prominent, blunt apex</td>
<td id="769AC711FFA7C6A6FCDEFE58FC11DC94" box="[818,993,491,663]" gridcol="3" gridrow="4" pageId="21" pageNumber="422">slightly concave on both sides of prominent apex</td>
<td id="769AC711FFA7C6A6FC14FE58FB4BDC94" box="[1016,1211,491,663]" gridcol="4" gridrow="4" pageId="21" pageNumber="422">almost straight on both sides of prominent apex, almost triangular forming angle of ca 130°</td>
<td id="769AC711FFA7C6A6FB3DFE58FA79DC94" box="[1233,1417,491,663]" gridcol="5" gridrow="4" pageId="21" pageNumber="422">almost straight on both sides of prominent apex, almost triangular forming angle of ca 120–130°</td>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFD15FA79DCBC" box="[163,1417,678,703]" gridrow="5" pageId="21" pageNumber="422" rowspan-2="1">
<th id="769AC711FFA7C6A6FF4FFD15FE98DCBC" box="[163,360,678,703]" gridcol="0" gridrow="5" pageId="21" pageNumber="422">L/W ratio</th>
<td id="769AC711FFA7C6A6FE6CFD15FDB7DCBC" box="[384,583,678,703]" gridcol="1" gridrow="5" pageId="21" pageNumber="422">0.33–0.40</td>
<td id="769AC711FFA7C6A6FCDEFD15FC11DCBC" box="[818,993,678,703]" gridcol="3" gridrow="5" pageId="21" pageNumber="422">0.36–0.41</td>
<td id="769AC711FFA7C6A6FC14FD15FB4BDCBC" box="[1016,1211,678,703]" gridcol="4" gridrow="5" pageId="21" pageNumber="422">0.60</td>
<td id="769AC711FFA7C6A6FB3DFD15FA79DCBC" box="[1233,1417,678,703]" gridcol="5" gridrow="5" pageId="21" pageNumber="422">0.53–0.63</td>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFD7CFA79DD9B" box="[163,1417,719,920]" gridrow="6" pageId="21" pageNumber="422">
<th id="769AC711FFA7C6A6FF4FFD7CFE98DD9B" box="[163,360,719,920]" gridcol="0" gridrow="6" pageId="21" pageNumber="422">pleural area</th>
<td id="769AC711FFA7C6A6FE6CFD7CFDB7DD9B" box="[384,583,719,920]" gridcol="1" gridrow="6" pageId="21" pageNumber="422">up to 16 longitudinal, sinuous, slightly granulose wrinkles, coalescent and shortening towards jugal area</td>
<td id="769AC711FFA7C6A6FD8DFD7CFCEADD9B" box="[609,794,719,920]" gridcol="2" gridrow="6" pageId="21" pageNumber="422">granules vaguely arranged in curved, strongly forwardly converging rows extending over jugum</td>
<td id="769AC711FFA7C6A6FCDEFD7CFC11DD9B" box="[818,993,719,920]" gridcol="3" gridrow="6" pageId="21" pageNumber="422">ca 16–22 longitudinal and irregular striae of granules on each side, orientation variable</td>
<td id="769AC711FFA7C6A6FC14FD7CFB4BDD9B" box="[1016,1211,719,920]" gridcol="4" gridrow="6" pageId="21" pageNumber="422">ca 30–35 longitudinal and irregular striae of granules</td>
<td id="769AC711FFA7C6A6FB3DFD7CFA79DD9B" box="[1233,1417,719,920]" gridcol="5" gridrow="6" pageId="21" pageNumber="422">ca 10–12 regular longitudinal striae of granules on each side</td>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFC14FA79DA50" box="[163,1417,935,1107]" gridrow="7" pageId="21" pageNumber="422">
<th id="769AC711FFA7C6A6FF4FFC14FE98DA50" box="[163,360,935,1107]" gridcol="0" gridrow="7" pageId="21" pageNumber="422">jugal area</th>
<td id="769AC711FFA7C6A6FE6CFC14FDB7DA50" box="[384,583,935,1107]" gridcol="1" gridrow="7" pageId="21" pageNumber="422">smooth, large</td>
<td id="769AC711FFA7C6A6FD8DFC14FCEADA50" box="[609,794,935,1107]" gridcol="2" gridrow="7" pageId="21" pageNumber="422">granulation extends over jugum, or leaves a very narrow, wedge-shaped, smooth band</td>
<td id="769AC711FFA7C6A6FCDEFC14FC11DA50" box="[818,993,935,1107]" gridcol="3" gridrow="7" pageId="21" pageNumber="422">smooth, triangular, irregularly defined</td>
<td id="769AC711FFA7C6A6FC14FC14FB4BDA50" box="[1016,1211,935,1107]" gridcol="4" gridrow="7" pageId="21" pageNumber="422">striae of granules also in jugal area, but weaker</td>
<td id="769AC711FFA7C6A6FB3DFC14FA79DA50" box="[1233,1417,935,1107]" gridcol="5" gridrow="7" pageId="21" pageNumber="422">smooth, large</td>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFBD1FA79DAB6" box="[163,1417,1122,1205]" gridrow="8" pageId="21" pageNumber="422">
<th id="769AC711FFA7C6A6FF4FFBD1FE98DAB6" box="[163,360,1122,1205]" gridcol="0" gridrow="8" pageId="21" pageNumber="422">lateral areas</th>
<td id="769AC711FFA7C6A6FE6CFBD1FDB7DAB6" box="[384,583,1122,1205]" gridcol="1" gridrow="8" pageId="21" pageNumber="422">ca 4–6 low radial rows of warty, V- shaped, rugosities</td>
<td id="769AC711FFA7C6A6FD8DFBD1FCEADAB6" box="[609,794,1122,1205]" gridcol="2" gridrow="8" pageId="21" pageNumber="422">large, low quincuncially arranged granules</td>
<td id="769AC711FFA7C6A6FCDEFBD1FC11DAB6" box="[818,993,1122,1205]" gridcol="3" gridrow="8" pageId="21" pageNumber="422">ca 7–8 low radial striae of granules</td>
<td id="769AC711FFA7C6A6FC14FBD1FB4BDAB6" box="[1016,1211,1122,1205]" gridcol="4" gridrow="8" pageId="21" pageNumber="422">irregular low radial striae of more rounded granules</td>
<td id="769AC711FFA7C6A6FB3DFBD1FA79DAB6" box="[1233,1417,1122,1205]" gridcol="5" gridrow="8" pageId="21" pageNumber="422">ca. 6-7 low irregular radial striae of granules</td>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFB76FA79DB50" box="[163,1417,1221,1363]" gridrow="9" pageId="21" pageNumber="422">
<th id="769AC711FFA7C6A6FF4FFB76FE98DB50" box="[163,360,1221,1363]" gridcol="0" gridrow="9" pageId="21" pageNumber="422">granules</th>
<td id="769AC711FFA7C6A6FE6CFB76FDB7DB50" box="[384,583,1221,1363]" gridcol="1" gridrow="9" pageId="21" pageNumber="422">rugosities</td>
<td id="769AC711FFA7C6A6FD8DFB76FCEADB50" box="[609,794,1221,1363]" gridcol="2" gridrow="9" pageId="21" pageNumber="422">large, roundish, strongly elevated, clearly separated, diameter up to 280 µm</td>
<td id="769AC711FFA7C6A6FCDEFB76FC11DB50" box="[818,993,1221,1363]" gridcol="3" gridrow="9" pageId="21" pageNumber="422">more irregular, roundish-oval, larger diameter up to 100 µm</td>
<td id="769AC711FFA7C6A6FC14FB76FB4BDB50" box="[1016,1211,1221,1363]" gridcol="4" gridrow="9" pageId="21" pageNumber="422">ellipsoidal, drop shaped, length up to 100 µm</td>
<td id="769AC711FFA7C6A6FB3DFB76FA79DB50" box="[1233,1417,1221,1363]" gridcol="5" gridrow="9" pageId="21" pageNumber="422">small, roundish, diameter up to 60 µm</td>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFAD1FA79DB9A" box="[163,1417,1378,1433]" gridrow="10" pageId="21" pageNumber="422" rowspan-1="1" rowspan-2="1">
<th id="769AC711FFA7C6A6FF4FFAD1FE98DB9A" box="[163,360,1378,1433]" gridcol="0" gridrow="10" pageId="21" pageNumber="422">ocelli</th>
<td id="769AC711FFA7C6A6FCDEFAD1FC11DB9A" box="[818,993,1378,1433]" gridcol="3" gridrow="10" pageId="21" pageNumber="422">diameter 40 µm</td>
<td id="769AC711FFA7C6A6FC14FAD1FB4BDB9A" box="[1016,1211,1378,1433]" gridcol="4" gridrow="10" pageId="21" pageNumber="422">diameter 44–48 µm</td>
<td id="769AC711FFA7C6A6FB3DFAD1FA79DB9A" box="[1233,1417,1378,1433]" gridcol="5" gridrow="10" pageId="21" pageNumber="422">diameter 33–37 µm</td>
</tr>
<tr id="354BAE6DFFA7C6A6FF4FFA1BFA79D81A" box="[163,1417,1448,1561]" gridrow="11" pageId="21" pageNumber="422">
<th id="769AC711FFA7C6A6FF4FFA1BFE98D81A" box="[163,360,1448,1561]" gridcol="0" gridrow="11" pageId="21" pageNumber="422">space between the longitudinal striae</th>
<td id="769AC711FFA7C6A6FE6CFA1BFDB7D81A" box="[384,583,1448,1561]" gridcol="1" gridrow="11" pageId="21" pageNumber="422">very widely spaced</td>
<td id="769AC711FFA7C6A6FD8DFA1BFCEAD81A" box="[609,794,1448,1561]" gridcol="2" gridrow="11" pageId="21" pageNumber="422">widely spaced</td>
<td id="769AC711FFA7C6A6FCDEFA1BFC11D81A" box="[818,993,1448,1561]" gridcol="3" gridrow="11" pageId="21" pageNumber="422">widely spaced</td>
<td id="769AC711FFA7C6A6FC14FA1BFB4BD81A" box="[1016,1211,1448,1561]" gridcol="4" gridrow="11" pageId="21" pageNumber="422">close spaced, irregular, wider spaced towards lateral sides</td>
<td id="769AC711FFA7C6A6FB3DFA1BFA79D81A" box="[1233,1417,1448,1561]" gridcol="5" gridrow="11" pageId="21" pageNumber="422">Close spaced</td>
</tr>
</table>
</paragraph>
<paragraph id="8BC4AC2FFFA7394CFF2BF9FAFB69D95D" blockId="21.[151,1437,1608,1995]" pageId="21" pageNumber="422">
Numerous valves of
<taxonomicName id="4C7BD7ACFFA7394CFE5BF9FBFD84D861" authority="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani, 2020" authorityName="Dell’Angelo &amp; Landau &amp; Sosso &amp; Taviani" authorityYear="2020" box="[439,628,1608,1634]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="species" species="confusa" status="sp. nov.">
<emphasis id="B90F703DFFA7394CFE5BF9FBFD84D861" box="[439,628,1608,1634]" italics="true" pageId="21" pageNumber="422">Lucilina confusa</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23CCD46FFA7394CFD92F9FAFD4CD860" box="[638,700,1609,1635]" pageId="21" pageNumber="422" rank="species">n. sp.</taxonomicNameLabel>
are present in the extant material from the
<collectingRegion id="49BF62CDFFA7394CFB5FF9FBFAE1D861" box="[1203,1297,1608,1634]" country="Sudan" name="Al Bahr al Ahmar" pageId="21" pageNumber="422">Red Sea</collectingRegion>
expeditions (currently under study, unpublished), mixed in samples initially labeled as
<taxonomicName id="4C7BD7ACFFA7394CFC0EF9DEFB81D885" baseAuthorityName="Reeve" baseAuthorityYear="1847" box="[994,1137,1645,1670]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="species" species="sueziensis">
<emphasis id="B90F703DFFA7394CFC0EF9DEFB81D885" box="[994,1137,1645,1670]" italics="true" pageId="21" pageNumber="422">L. sueziensis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C7BD7ACFFA7394CFB44F9DEFADFD885" authorityName="Thiele" authorityYear="1909" box="[1192,1327,1644,1670]" class="Polyplacophora" family="Chitonidae" genus="Lucilina" kingdom="Animalia" order="Chitonida" pageId="21" pageNumber="422" phylum="Mollusca" rank="species" species="perligera">
<emphasis id="B90F703DFFA7394CFB44F9DEFADFD885" box="[1192,1327,1644,1670]" italics="true" pageId="21" pageNumber="422">L. perligera</emphasis>
</taxonomicName>
. Some of these valves are illustrated for comparison (
<figureCitation id="1340B0AAFFA7394CFD68F923FD2AD8A9" box="[644,730,1680,1706]" captionStart="FIGURE 12" captionStartId="20.[151,250,995,1020]" captionTargetBox="[151,1436,181,970]" captionTargetId="figure@20.[151,1436,181,970]" captionTargetPageId="20" captionText="FIGURE 12. Lucilina confusa n. sp., Egypt, Hurghada, present-day (13/30). A-C. Head valve, MZB 50544a, width 3.7 mm, dorsal view, detail of tegmentum surface and lateral view. D-F. Intermediate valve, MZB 50544b, width 4.5 mm, dorsal view, detail of tegmentum surface and lateral view. G-H. Tail valve, MZB 50544c, width 3.6 mm, dorsal view and detail of tegmentum surface. I. Tail valve, MZB 50544d, width 3.3 mm, lateral view. Scale bars: 100 µm (B, E, H)." figureDoi="http://doi.org/10.5281/zenodo.3819678" httpUri="https://zenodo.org/record/3819678/files/figure.png" pageId="21" pageNumber="422">Figs 12</figureCitation>
A–I). No significant differences were found between the fossil and extant valves described in this study. The figured head valve (
<figureCitation id="1340B0AAFFA7394CFC6FF907FC26D8CD" box="[899,982,1716,1742]" captionStart="FIGURE 12" captionStartId="20.[151,250,995,1020]" captionTargetBox="[151,1436,181,970]" captionTargetId="figure@20.[151,1436,181,970]" captionTargetPageId="20" captionText="FIGURE 12. Lucilina confusa n. sp., Egypt, Hurghada, present-day (13/30). A-C. Head valve, MZB 50544a, width 3.7 mm, dorsal view, detail of tegmentum surface and lateral view. D-F. Intermediate valve, MZB 50544b, width 4.5 mm, dorsal view, detail of tegmentum surface and lateral view. G-H. Tail valve, MZB 50544c, width 3.6 mm, dorsal view and detail of tegmentum surface. I. Tail valve, MZB 50544d, width 3.3 mm, lateral view. Scale bars: 100 µm (B, E, H)." figureDoi="http://doi.org/10.5281/zenodo.3819678" httpUri="https://zenodo.org/record/3819678/files/figure.png" pageId="21" pageNumber="422">Figs 12</figureCitation>
A–C) has ca 35 irregular radial striae of granules, with striae of ocelli in the interstices (diameter ca
<quantity id="4C8301CAFFA7394CFCACF96BFC7DD8F0" box="[832,909,1752,1779]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="21" pageNumber="422" unit="mm" value="40.0">40 µm</quantity>
), eight slits, and falls within the range of variability indicated above. Similarly, the intermediate valve (
<figureCitation id="1340B0AAFFA7394CFCC8F94FFC87D915" box="[804,887,1788,1814]" captionStart="FIGURE 12" captionStartId="20.[151,250,995,1020]" captionTargetBox="[151,1436,181,970]" captionTargetId="figure@20.[151,1436,181,970]" captionTargetPageId="20" captionText="FIGURE 12. Lucilina confusa n. sp., Egypt, Hurghada, present-day (13/30). A-C. Head valve, MZB 50544a, width 3.7 mm, dorsal view, detail of tegmentum surface and lateral view. D-F. Intermediate valve, MZB 50544b, width 4.5 mm, dorsal view, detail of tegmentum surface and lateral view. G-H. Tail valve, MZB 50544c, width 3.6 mm, dorsal view and detail of tegmentum surface. I. Tail valve, MZB 50544d, width 3.3 mm, lateral view. Scale bars: 100 µm (B, E, H)." figureDoi="http://doi.org/10.5281/zenodo.3819678" httpUri="https://zenodo.org/record/3819678/files/figure.png" pageId="21" pageNumber="422">Figs 12</figureCitation>
D–F) and the figured tail valve (
<figureCitation id="1340B0AAFFA7394CFB09F94FFAC9D915" box="[1253,1337,1788,1814]" captionStart="FIGURE 12" captionStartId="20.[151,250,995,1020]" captionTargetBox="[151,1436,181,970]" captionTargetId="figure@20.[151,1436,181,970]" captionTargetPageId="20" captionText="FIGURE 12. Lucilina confusa n. sp., Egypt, Hurghada, present-day (13/30). A-C. Head valve, MZB 50544a, width 3.7 mm, dorsal view, detail of tegmentum surface and lateral view. D-F. Intermediate valve, MZB 50544b, width 4.5 mm, dorsal view, detail of tegmentum surface and lateral view. G-H. Tail valve, MZB 50544c, width 3.6 mm, dorsal view and detail of tegmentum surface. I. Tail valve, MZB 50544d, width 3.3 mm, lateral view. Scale bars: 100 µm (B, E, H)." figureDoi="http://doi.org/10.5281/zenodo.3819678" httpUri="https://zenodo.org/record/3819678/files/figure.png" pageId="21" pageNumber="422">Figs 12</figureCitation>
G–I) fall within the range of variability indicated above. The longitudinal striae of granules in intermediate valves partially extends over the jugal area (
<figureCitation id="1340B0AAFFA7394CFE3FF8F7FDCAD95D" box="[467,570,1860,1886]" captionStart="FIGURE 12" captionStartId="20.[151,250,995,1020]" captionTargetBox="[151,1436,181,970]" captionTargetId="figure@20.[151,1436,181,970]" captionTargetPageId="20" captionText="FIGURE 12. Lucilina confusa n. sp., Egypt, Hurghada, present-day (13/30). A-C. Head valve, MZB 50544a, width 3.7 mm, dorsal view, detail of tegmentum surface and lateral view. D-F. Intermediate valve, MZB 50544b, width 4.5 mm, dorsal view, detail of tegmentum surface and lateral view. G-H. Tail valve, MZB 50544c, width 3.6 mm, dorsal view and detail of tegmentum surface. I. Tail valve, MZB 50544d, width 3.3 mm, lateral view. Scale bars: 100 µm (B, E, H)." figureDoi="http://doi.org/10.5281/zenodo.3819678" httpUri="https://zenodo.org/record/3819678/files/figure.png" pageId="21" pageNumber="422">Fig. 12D</figureCitation>
), only a small part near the anterior margin is smooth.
</paragraph>
</subSubSection>
<subSubSection id="C361FFA4FFA7394CFF2BF8D4FED4D9C8" pageId="21" pageNumber="422" type="distribution">
<paragraph id="8BC4AC2FFFA7394CFF2BF8D4FED4D9C8" blockId="21.[151,1437,1608,1995]" pageId="21" pageNumber="422">
<emphasis id="B90F703DFFA7394CFF2BF8D4FE91D981" bold="true" box="[199,353,1895,1922]" pageId="21" pageNumber="422">Distribution.</emphasis>
Late Pleistocene:
<collectingCountry id="F36CECBFFFA7394CFDAFF8DBFD2ED981" box="[579,734,1896,1922]" name="Saudi Arabia" pageId="21" pageNumber="422">Saudi Arabia</collectingCountry>
, Gulf of Aqaba (Ash Shaykh Humayd: this study);
<collectingCountry id="F36CECBFFFA7394CFAB5F8DAFA6CD980" box="[1369,1436,1897,1923]" name="Egypt" pageId="21" pageNumber="422">Egypt</collectingCountry>
(Hurghada: this study). Present-day:
<collectingRegion id="49BF62CDFFA7394CFDD3F83FFD53D9A5" box="[575,675,1932,1958]" country="Sudan" name="Al Bahr al Ahmar" pageId="21" pageNumber="422">Red Sea</collectingRegion>
: Zabargad island;
<collectingCountry id="F36CECBFFFA7394CFC9BF83FFC4DD9A5" box="[887,957,1932,1958]" name="Sudan" pageId="21" pageNumber="422">Sudan</collectingCountry>
(Shab Runi Reef);
<collectingCountry id="F36CECBFFFA7394CFB4FF83EFB19D9A4" box="[1187,1257,1933,1959]" name="Egypt" pageId="21" pageNumber="422">Egypt</collectingCountry>
, Gulf of Aqaba (Blue Hole).
</paragraph>
</subSubSection>
</treatment>
</document>
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