224 lines
29 KiB
XML
224 lines
29 KiB
XML
<document id="59B423DA4CCE854F8F93DF5D693694F1" ID-CLB-Dataset="32600" ID-DOI="10.11646/zootaxa.4299.3.10" ID-GBIF-Dataset="37f15e5e-613d-4b9a-9972-7d0040664f7c" ID-ISSN="1175-5326" ID-Zenodo-Dep="836020" ID-ZooBank="5A66A5CE-1DFC-4900-A3C7-06A83530C417" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1501277461464" checkinUser="plazi" docAuthor="Zhang, Shuqian & Zhang, Suping" docDate="2017" docId="03DA87C6F226FFA81AE44C4C98FE3386" docLanguage="en" docName="zootaxa.4299.3.10.pdf" docOrigin="Zootaxa 4299 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Margarites manusensis Zhang & Zhang 2017, sp. nov." docType="treatment" docVersion="7" lastPageNumber="445" masterDocId="FFE3FFBEF222FFAD1A734E0B9939320E" masterDocTitle="wo new species of Margarites (Gastropoda: Margaritidae) from hydrothermal vent areas, Western Pacific" masterLastPageNumber="450" masterPageNumber="441" pageNumber="445" updateTime="1698466006912" updateUser="ExternalLinkService">
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<mods:mods id="67F92058FEC02A925229ECAF5ECC2BAA" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="406ADE3CFDF1E19986C65492F55CFB49">
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<mods:title id="68816F98244F83AC4D30E4846A4B1F1A">wo new species of Margarites (Gastropoda: Margaritidae) from hydrothermal vent areas, Western Pacific</mods:title>
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<mods:name id="428C02661E4423484348B3EBBBD005A9" type="personal">
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<mods:namePart id="3237DB7F343C56961C65586F8A95E826">Zhang, Shuqian</mods:namePart>
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<mods:name id="9855F8DE889EEF879481ACCA13D8B34C" type="personal">
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<mods:roleTerm id="18D55F6ADB0A10D82ABBB877BC10BE27">Author</mods:roleTerm>
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<mods:namePart id="319F086F675AF55DBFD37C351D619778">Zhang, Suping</mods:namePart>
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<mods:typeOfResource id="CB84881CF984D816B06F18204D5495F6">text</mods:typeOfResource>
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<mods:title id="608C58924B167C0D475F1E882B1B1E8E">Zootaxa</mods:title>
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<mods:part id="8F04FB353A929A5591D0111D9FADDE38">
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<mods:date id="677686E2C6B56EF2FACB43DB336FB680">2017</mods:date>
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<mods:identifier id="DE88674315B4423B56E42A79EE6F30CB" type="DOI">10.11646/zootaxa.4299.3.10</mods:identifier>
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<treatment id="03DA87C6F226FFA81AE44C4C98FE3386" ID-DOI="http://doi.org/10.5281/zenodo.6038385" ID-GBIF-Taxon="132585310" ID-Zenodo-Dep="6038385" LSID="urn:lsid:plazi:treatment:03DA87C6F226FFA81AE44C4C98FE3386" httpUri="http://treatment.plazi.org/id/03DA87C6F226FFA81AE44C4C98FE3386" lastPageId="5" lastPageNumber="445" pageId="4" pageNumber="445">
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<subSubSection id="C369655BF226FFA91AE44C4C9817308D" pageId="4" pageNumber="445" type="nomenclature">
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<paragraph id="8BCC36D0F226FFA91AE44C4C9B2F306C" blockId="4.[151,534,583,643]" box="[151,534,583,610]" pageId="4" pageNumber="445">
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<heading id="D08481BCF226FFA91AE44C4C9B2F306C" bold="true" box="[151,534,583,610]" fontSize="11" level="1" pageId="4" pageNumber="445" reason="1">
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<emphasis id="B907EAC2F226FFA91AE44C4C9B2F306C" bold="true" box="[151,534,583,610]" pageId="4" pageNumber="445">
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<taxonomicName id="4C734D53F226FFA91AE44C4C988B306F" ID-CoL="3Y42R" authority="Zhang & Zhang, 2017" authorityName="Zhang & Zhang" authorityYear="2017" box="[151,434,583,609]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="4" pageNumber="445" phylum="Mollusca" rank="species" species="manusensis" status="sp. nov.">
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<emphasis id="B907EAC2F226FFA91AE44C4C988B306F" bold="true" box="[151,434,583,609]" italics="true" pageId="4" pageNumber="445">Margarites manusensis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A23457B9F226FFA91BCA4C439B2F306C" box="[441,534,584,610]" pageId="4" pageNumber="445" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8BCC36D0F226FFA91AE44C619817308D" blockId="4.[151,534,583,643]" box="[151,302,618,643]" pageId="4" pageNumber="445">
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(
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<figureCitation id="13482A55F226FFA91AED4C619833308D" box="[158,266,618,643]" captionStart="FIGURE 3" captionStartId="5.[151,250,1873,1895]" captionTargetBox="[260,1323,437,1864]" captionTargetId="figure@5.[260,1323,437,1864]" captionTargetPageId="5" captionText="FIGURE 3. Margarites manusensis sp. nov. A – D. Holotype. A. Apertural view; B. Apical view; C. Sculpture of the last adult whorl, scale bar = 500 µm; D. Basal view. E. Apertural view of paratype; F – K. Radula. F. Dorsal view of radula; G. Rachidian and lateral teeth of radula, scale bar = 50 µm; H. Enlargement of lateromarginal portion, showing lateromarginal plate, scale bar = 50 µm; I. Enlargement of lateral teeth; J. Marginal teeth, scale bar = 50 µm; K. Enlargement of marginal teeth, scale bar = 10 µm. White arrows indicate the lateromarginal plate." httpUri="https://zenodo.org/record/836026/files/figure.png" pageId="4" pageNumber="445">Figures 3</figureCitation>
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,
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<figureCitation id="13482A55F226FFA91B644C60981F308D" box="[279,294,619,643]" captionStart="FIGURE 4" captionStartId="6.[151,250,1435,1457]" captionTargetBox="[260,1336,211,1395]" captionTargetId="figure@6.[226,1360,193,1414]" captionTargetPageId="6" captionText="FIGURE 4. Soft part of Margarites manusensis sp. nov. Left view of holotype. Abbreviations. - (bct) bipectinate ctenidium; (ct) cephalic tentacle; (dg) digestive gland; (el) eye lobe; (et) epipodial tentacle; (f) foot; (h) head; (k) kidney; (op) operculum; (pm) pillial margin; (sto) stomach." httpUri="https://zenodo.org/record/836028/files/figure.png" pageId="4" pageNumber="445">4</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C369655BF226FFA91AE44CB99C513155" pageId="4" pageNumber="445" type="materials_examined">
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<paragraph id="8BCC36D0F226FFA91AE44CB998DA311D" blockId="4.[151,1437,690,2011]" pageId="4" pageNumber="445">
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<emphasis id="B907EAC2F226FFA91AE44CB998E830C5" bold="true" box="[151,465,690,715]" pageId="4" pageNumber="445">Type material. Holotype:</emphasis>
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MBM283049 (height:
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<quantity id="4C8B9B35F226FFA9189E4CB89A7430C4" box="[749,845,691,715]" metricMagnitude="-3" metricUnit="m" metricValue="9.1" pageId="4" pageNumber="445" unit="mm" value="9.1">9.1 mm</quantity>
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, width
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<quantity id="4C8B9B35F226FFA919DC4CB89D2630C5" box="[943,1055,691,715]" metricMagnitude="-2" metricUnit="m" metricValue="1.04" pageId="4" pageNumber="445" unit="mm" value="10.4">10.4 mm</quantity>
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), from type locality.
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<emphasis id="B907EAC2F226FFA91F554CB99CA530C5" bold="true" box="[1318,1436,690,715]" pageId="4" pageNumber="445">Paratype:</emphasis>
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MBM283050, one specimen (height (excluding protoconch):
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<quantity id="4C8B9B35F226FFA919354CDC9AA730E0" box="[838,926,727,751]" metricMagnitude="-3" metricUnit="m" metricValue="7.2" pageId="4" pageNumber="445" unit="mm" value="7.2">7.2 mm</quantity>
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, width
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<quantity id="4C8B9B35F226FFA9199C4CDD9D6E30E1" box="[1007,1111,726,751]" metricMagnitude="-2" metricUnit="m" metricValue="1.06" pageId="4" pageNumber="445" unit="mm" value="10.6">10.6 mm</quantity>
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), 3°42′S 151°52E, at depth of about
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<quantity id="4C8B9B35F226FFA91AAF4CF0980A311C" box="[220,307,763,787]" metricMagnitude="3" metricUnit="m" metricValue="1.94" pageId="4" pageNumber="445" unit="m" value="1940.0">1940 m</quantity>
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,
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<date id="FFCD1010F226FFA91B4C4CF098E6311D" box="[319,479,762,787]" pageId="4" pageNumber="445" value="2015-06-18">June 18, 2015</date>
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.
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</paragraph>
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<paragraph id="8BCC36D0F226FFA91AB44D149DD23139" blockId="4.[151,1437,690,2011]" box="[199,1259,798,823]" pageId="4" pageNumber="445">One additional immature specimen, collected with holotype (type locality), was also observed.</paragraph>
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<paragraph id="8BCC36D0F226FFA91AB44D499C513155" blockId="4.[151,1437,690,2011]" box="[199,1384,834,859]" pageId="4" pageNumber="445">
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<emphasis id="B907EAC2F226FFA91AB44D49985C3155" bold="true" box="[199,357,834,859]" pageId="4" pageNumber="445">Type locality.</emphasis>
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A hydrothermal vent at a depth of about
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<quantity id="4C8B9B35F226FFA919474D489AB23154" box="[820,907,835,859]" metricMagnitude="3" metricUnit="m" metricValue="1.7399999999999998" pageId="4" pageNumber="445" unit="m" value="1740.0">1740 m</quantity>
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, 3°43′S 151°40′E, Manus Back-Arc Basin.
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</paragraph>
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</subSubSection>
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<subSubSection id="C369655BF226FFA91AB44D6D9D983171" box="[199,1185,870,895]" pageId="4" pageNumber="445" type="etymology">
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<paragraph id="8BCC36D0F226FFA91AB44D6D9D983171" blockId="4.[151,1437,690,2011]" box="[199,1185,870,895]" pageId="4" pageNumber="445">
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<emphasis id="B907EAC2F226FFA91AB44D6D98773171" bold="true" box="[199,334,870,895]" pageId="4" pageNumber="445">Etymology.</emphasis>
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The name of new species refers to its
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<typeStatus id="54C88872F226FFA918884D6C9A123171" box="[763,811,871,895]" pageId="4" pageNumber="445">type</typeStatus>
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locality, Manus Back-Arc Basin.
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</paragraph>
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</subSubSection>
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<subSubSection id="C369655BF226FFA91AB44D819B0A3601" pageId="4" pageNumber="445" type="diagnosis">
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<paragraph id="8BCC36D0F226FFA91AB44D819B0A3601" blockId="4.[151,1437,690,2011]" pageId="4" pageNumber="445">
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<emphasis id="B907EAC2F226FFA91AB44D81987831AD" bold="true" box="[199,321,906,931]" pageId="4" pageNumber="445">Diagnosis.</emphasis>
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Shell helicoid, small, fragile and moderately elevated. Shell surface olivaceous with iridescence. Teleoconch whorls convex, sculptured with pronounced spiral cords and microscopic growth lines. Suture deeply incised. Basal disk with fine, flattened spiral threads. Aperture subquadratic. Radula rhipidoglossate, with a formula of (
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<emphasis id="B907EAC2F226FFA91B6D4DFC98013600" box="[286,312,1015,1038]" italics="true" pageId="4" pageNumber="445">ca</emphasis>
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. 20)+8+1+8+(
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<emphasis id="B907EAC2F226FFA91BAD4DFC98C13600" box="[478,504,1015,1038]" italics="true" pageId="4" pageNumber="445">ca</emphasis>
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. 20).
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</paragraph>
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</subSubSection>
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<subSubSection id="C369655BF226FFA91AB44A1198553499" pageId="4" pageNumber="445" type="description">
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<paragraph id="8BCC36D0F226FFA91AB44A119C7D3705" blockId="4.[151,1437,690,2011]" pageId="4" pageNumber="445">
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<emphasis id="B907EAC2F226FFA91AB44A119860363D" bold="true" box="[199,345,1050,1075]" pageId="4" pageNumber="445">Description.</emphasis>
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Shell (
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<figureCitation id="13482A55F226FFA91BDE4A1198CC363D" box="[429,501,1050,1075]" captionStart="FIGURE 3" captionStartId="5.[151,250,1873,1895]" captionTargetBox="[260,1323,437,1864]" captionTargetId="figure@5.[260,1323,437,1864]" captionTargetPageId="5" captionText="FIGURE 3. Margarites manusensis sp. nov. A – D. Holotype. A. Apertural view; B. Apical view; C. Sculpture of the last adult whorl, scale bar = 500 µm; D. Basal view. E. Apertural view of paratype; F – K. Radula. F. Dorsal view of radula; G. Rachidian and lateral teeth of radula, scale bar = 50 µm; H. Enlargement of lateromarginal portion, showing lateromarginal plate, scale bar = 50 µm; I. Enlargement of lateral teeth; J. Marginal teeth, scale bar = 50 µm; K. Enlargement of marginal teeth, scale bar = 10 µm. White arrows indicate the lateromarginal plate." httpUri="https://zenodo.org/record/836026/files/figure.png" pageId="4" pageNumber="445">Figs 3</figureCitation>
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A–E) helicoid, small and fragile, height up to
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<quantity id="4C8B9B35F226FFA91E624A109D54363C" box="[1041,1133,1051,1075]" metricMagnitude="-3" metricUnit="m" metricValue="9.1" pageId="4" pageNumber="445" unit="mm" value="9.1">9.1 mm</quantity>
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. Protoconch eroded. Spire small and moderately elevated, last adult whorl large and wide. Suture deeply incised. Shell surface olivaceous with iridescence. Teleoconch whorl convex, axial sculpture of oblique microscopic growth lines and spiral sculpture of irregularly developed cords. Penultimate whorl with 5 spiral cords, separated by wide grooves; last adult whorl with 7 slightly raised spiral cords, divided by relatively wide grooves. Basal disk with 15 fine, flattened spiral threads. Umbilicus narrow and deep. Aperture subquadratic. Outer lip simple, inner lip slightly calloused. Basal lip and columellar lip forming a rounded angle. Operculum thin, corneous, yellowish and mutispiral.
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</paragraph>
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<paragraph id="8BCC36D0F226FFA91AB44B1D980A37B1" blockId="4.[151,1437,690,2011]" pageId="4" pageNumber="445">
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Radula (
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<figureCitation id="13482A55F226FFA91B554B1D98523721" box="[294,363,1302,1327]" captionStart="FIGURE 3" captionStartId="5.[151,250,1873,1895]" captionTargetBox="[260,1323,437,1864]" captionTargetId="figure@5.[260,1323,437,1864]" captionTargetPageId="5" captionText="FIGURE 3. Margarites manusensis sp. nov. A – D. Holotype. A. Apertural view; B. Apical view; C. Sculpture of the last adult whorl, scale bar = 500 µm; D. Basal view. E. Apertural view of paratype; F – K. Radula. F. Dorsal view of radula; G. Rachidian and lateral teeth of radula, scale bar = 50 µm; H. Enlargement of lateromarginal portion, showing lateromarginal plate, scale bar = 50 µm; I. Enlargement of lateral teeth; J. Marginal teeth, scale bar = 50 µm; K. Enlargement of marginal teeth, scale bar = 10 µm. White arrows indicate the lateromarginal plate." httpUri="https://zenodo.org/record/836026/files/figure.png" pageId="4" pageNumber="445">Figs 3</figureCitation>
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F–K) rhipidoglossate, formula (
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<emphasis id="B907EAC2F226FFA918A74B1C9BD63720" box="[724,751,1303,1326]" italics="true" pageId="4" pageNumber="445">ca</emphasis>
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. 20)+8+1+8+(
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<emphasis id="B907EAC2F226FFA919E64B1C9A893720" box="[917,944,1303,1326]" italics="true" pageId="4" pageNumber="445">ca</emphasis>
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. 20). Rachidian tooth with a blunt, serrated overhanging cusp and a very broad base. Lateral teeth gradually increasing in size outwardly, with serrated overlapping cusps and relatively narrow base. Lateromarginal plate (see arrows in
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<figureCitation id="13482A55F226FFA91E324B559DBC3779" box="[1089,1157,1374,1399]" captionStart="FIGURE 3" captionStartId="5.[151,250,1873,1895]" captionTargetBox="[260,1323,437,1864]" captionTargetId="figure@5.[260,1323,437,1864]" captionTargetPageId="5" captionText="FIGURE 3. Margarites manusensis sp. nov. A – D. Holotype. A. Apertural view; B. Apical view; C. Sculpture of the last adult whorl, scale bar = 500 µm; D. Basal view. E. Apertural view of paratype; F – K. Radula. F. Dorsal view of radula; G. Rachidian and lateral teeth of radula, scale bar = 50 µm; H. Enlargement of lateromarginal portion, showing lateromarginal plate, scale bar = 50 µm; I. Enlargement of lateral teeth; J. Marginal teeth, scale bar = 50 µm; K. Enlargement of marginal teeth, scale bar = 10 µm. White arrows indicate the lateromarginal plate." httpUri="https://zenodo.org/record/836026/files/figure.png" pageId="4" pageNumber="445">Figs 3</figureCitation>
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G–H) nearly quadrate in shape with a truncated top, inner side longitudinally keeled. Marginal teeth thin, with long shaft and serrated cutting edges.
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</paragraph>
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<paragraph id="8BCC36D0F226FFA91AB44BC198553499" blockId="4.[151,1437,690,2011]" pageId="4" pageNumber="445">
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Soft body (
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<figureCitation id="13482A55F226FFA91B3D4BC198A137ED" box="[334,408,1482,1507]" captionStart="FIGURE 4" captionStartId="6.[151,250,1435,1457]" captionTargetBox="[260,1336,211,1395]" captionTargetId="figure@6.[226,1360,193,1414]" captionTargetPageId="6" captionText="FIGURE 4. Soft part of Margarites manusensis sp. nov. Left view of holotype. Abbreviations. - (bct) bipectinate ctenidium; (ct) cephalic tentacle; (dg) digestive gland; (el) eye lobe; (et) epipodial tentacle; (f) foot; (h) head; (k) kidney; (op) operculum; (pm) pillial margin; (sto) stomach." httpUri="https://zenodo.org/record/836028/files/figure.png" pageId="4" pageNumber="445">Fig. 4</figureCitation>
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). Foot whitish in colour, large, well developed. Head cylindrical. One pair of cephalic tentacles very long and slender, of similar size to each other. Eye lobes stout, without visible papillae and eyes. Each side of foot equipped with 9 epipodial tentacles. The first four epipodial tentacles clustered together, decreasing in size; the other ones subequal in size. Bipectinate ctenidium large, attached to left part of the mantle. Kidney large, located on dorsal midline of the body. Stomach located at behind of the kidney and partly surrounded by digestive gland.
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</paragraph>
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</subSubSection>
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<subSubSection id="C369655BF226FFA81AB448A998FE3386" lastPageId="5" lastPageNumber="446" pageId="4" pageNumber="445" type="discussion">
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<paragraph id="8BCC36D0F226FFA91AB448A99CBC3561" blockId="4.[151,1437,690,2011]" pageId="4" pageNumber="445">
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<emphasis id="B907EAC2F226FFA91AB448A9980234B5" bold="true" box="[199,315,1698,1723]" pageId="4" pageNumber="445">Remarks.</emphasis>
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||
<taxonomicName id="4C734D53F226FFA91B3248A89B7C34B4" authority="Zhang & Zhang, 2017" authorityName="Zhang & Zhang" authorityYear="2017" box="[321,581,1699,1722]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="4" pageNumber="445" phylum="Mollusca" rank="species" species="manusensis" status="sp. nov.">
|
||
<emphasis id="B907EAC2F226FFA91B3248A89B7C34B4" box="[321,581,1699,1722]" italics="true" pageId="4" pageNumber="445">Margarites manusensis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23457B9F226FFA9183F48A99B9C34B5" box="[588,677,1698,1723]" pageId="4" pageNumber="445" rank="species">
|
||
<emphasis id="B907EAC2F226FFA9183F48A99B9C34B5" bold="true" box="[588,677,1698,1723]" pageId="4" pageNumber="445">sp. nov.</emphasis>
|
||
</taxonomicNameLabel>
|
||
most closely resembles
|
||
<taxonomicName id="4C734D53F226FFA919C648A89CA534B5" authority="Vilvens & Sellanes, 2006" authorityName="Vilvens & Sellanes" authorityYear="2006" box="[949,1436,1698,1723]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="4" pageNumber="445" phylum="Mollusca" rank="species" species="huloti">
|
||
<emphasis id="B907EAC2F226FFA919C648A89D4334B5" box="[949,1146,1699,1723]" italics="true" pageId="4" pageNumber="445">Margarites huloti</emphasis>
|
||
<bibRefCitation id="EFE24B21F226FFA91EF248A99CA534B5" author="Vilvens" box="[1153,1436,1698,1723]" pageId="4" pageNumber="445" refString="Vilvens, C. & Sellanes, J. (2006) Descriptions of Otukaia crustulum new species (Gastropoda: Trochoidea: Calliostomatidae) and Margarites huloti new species (Gastropoda: Trochoidea: Trochidae) from a methane seep area off Chile. The Nautilus, 120 (1), 15 - 20." type="journal article" year="2006">
|
||
Vilvens & Sellanes,
|
||
<quantity id="4C8B9B35F226FFA91F1748A99CA534B5" box="[1380,1436,1698,1723]" metricMagnitude="1" metricUnit="m" metricValue="5.0952399999999995" pageId="4" pageNumber="445" unit="in" value="2006.0">2006</quantity>
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
in general shell shape. But the latter differs from the new species in having an elevated rather than a low spire, more regularly spaced and raised spiral cords, a much thinner radula and a different shape of the lateromarginal plate (triangular vs. nearly quadratic). The new species closely resembles
|
||
<taxonomicName id="4C734D53F226FFA919A6490498063545" authority="Okutani, Tsuchida & Fujikura, 1992" authorityName="Okutani, Tsuchida & Fujikura" authorityYear="1992" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="4" pageNumber="445" phylum="Mollusca" rank="species" species="shinkai">
|
||
<emphasis id="B907EAC2F226FFA919A649049D933528" box="[981,1194,1806,1830]" italics="true" pageId="4" pageNumber="445">Margarites shinkai</emphasis>
|
||
<bibRefCitation id="EFE24B21F226FFA91EC1490598063545" author="Okutani" pageId="4" pageNumber="445" refString="Okutani, T., Tsuchida, E. & Fujikura, K. (1992) Five bathyal gastropods living within or near the Calyptogena-community of the Hatsushima Islet, Sagami Bay. Uenus, 51, 137 - 148." type="journal article" year="1992">
|
||
Okutani, Tsuchida & Fujikura,
|
||
<quantity id="4C8B9B35F226FFA91B74493898063545" box="[263,319,1843,1867]" metricMagnitude="1" metricUnit="m" metricValue="5.05968" pageId="4" pageNumber="445" unit="in" value="1992.0">1992</quantity>
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
in having a similar radula formula. However, the new species has a more elevated shell that is sculptured with widely spaced spiral cords. Moreover, the rachidian tooth of the radula has a much broader base.
|
||
</paragraph>
|
||
<paragraph id="8BCC36D0F226FFA81AB4497198FE3386" blockId="4.[151,1437,690,2011]" lastBlockId="5.[151,1436,151,392]" lastPageId="5" lastPageNumber="446" pageId="4" pageNumber="445">
|
||
<emphasis id="B907EAC2F226FFA91AB449719897359D" bold="true" box="[199,430,1914,1939]" pageId="4" pageNumber="445">Molecular analyses</emphasis>
|
||
. One sequence for the COI region of each new species was obtained. The length of the partial COI sequence of the new species is 620 bp. The Neighbor-joining (NJ) tree (
|
||
<figureCitation id="13482A55F226FFA91E4D49959D4635B9" box="[1086,1151,1950,1975]" captionStart="FIGURE 5" captionStartId="7.[151,250,1920,1942]" captionTargetBox="[267,1330,671,1858]" captionTargetId="figure@7.[226,1360,620,1899]" captionTargetPageId="7" captionText="FIGURE 5. Neighbour-joining tree for Margaritidae based on available COI sequences from this study and GenBank. Numbers above branches indicate the bootstrap values." httpUri="https://zenodo.org/record/836030/files/figure.png" pageId="4" pageNumber="445">Fig. 5</figureCitation>
|
||
) was reconstructed using available COI sequences from this study and GenBank. The alignment of COI had a total 468 bp, without insertions and deletions. The NJ tree shows that the new species fall into the genus
|
||
<taxonomicName id="4C734D53F227FFA81E474E939D8832A1" authorityName="Gray" authorityYear="1847" box="[1076,1201,152,175]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="5" pageNumber="446" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B907EAC2F227FFA81E474E939D8832A1" box="[1076,1201,152,175]" italics="true" pageId="5" pageNumber="446">Margarites</emphasis>
|
||
</taxonomicName>
|
||
in which
|
||
<taxonomicName id="4C734D53F227FFA81F6C4E9399D932DA" authority="Zhang & Zhang, 2017" authorityName="Zhang & Zhang" authorityYear="2017" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="5" pageNumber="446" phylum="Mollusca" rank="species" species="similis" status="sp. nov.">
|
||
<emphasis id="B907EAC2F227FFA81F6C4E9399D932DA" italics="true" pageId="5" pageNumber="446">Margarites similis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23457B9F227FFA81A944EB7987832DB" box="[231,321,188,213]" pageId="5" pageNumber="446" rank="species">
|
||
<emphasis id="B907EAC2F227FFA81A944EB7987832DB" bold="true" box="[231,321,188,213]" pageId="5" pageNumber="446">sp. nov.</emphasis>
|
||
</taxonomicNameLabel>
|
||
and
|
||
<taxonomicName id="4C734D53F227FFA81B0A4EB69B4732DA" authority="Zhang & Zhang, 2017" authorityName="Zhang & Zhang" authorityYear="2017" box="[377,638,189,212]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="5" pageNumber="446" phylum="Mollusca" rank="species" species="manusensis" status="sp. nov.">
|
||
<emphasis id="B907EAC2F227FFA81B0A4EB69B4732DA" box="[377,638,189,212]" italics="true" pageId="5" pageNumber="446">Margarites manusensis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23457B9F227FFA818F64EB79BE632DB" box="[645,735,188,213]" pageId="5" pageNumber="446" rank="species">
|
||
<emphasis id="B907EAC2F227FFA818F64EB79BE632DB" bold="true" box="[645,735,188,213]" pageId="5" pageNumber="446">sp. nov.</emphasis>
|
||
</taxonomicNameLabel>
|
||
together with
|
||
<taxonomicName id="4C734D53F227FFA819F04EB69D9E32DA" box="[899,1191,188,212]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="5" pageNumber="446" phylum="Mollusca" rank="species" species="groenlandicus">
|
||
<emphasis id="B907EAC2F227FFA819F04EB69D9E32DA" box="[899,1191,188,212]" italics="true" pageId="5" pageNumber="446">Margarites groenlandicus</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C734D53F227FFA81EAD4EB69C6732DA" box="[1246,1374,188,212]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="5" pageNumber="446" phylum="Mollusca" rank="species" species="pupillus">
|
||
<emphasis id="B907EAC2F227FFA81EAD4EB69C6732DA" box="[1246,1374,188,212]" italics="true" pageId="5" pageNumber="446">M. pupillus</emphasis>
|
||
</taxonomicName>
|
||
form a well-supported clade, ascertaining their placements within the genus
|
||
<emphasis id="B907EAC2F227FFA819B34EEB9D7C32F9" box="[960,1093,224,247]" italics="true" pageId="5" pageNumber="446">
|
||
<taxonomicName id="4C734D53F227FFA819B34EEB9D7832F9" authorityName="Gray" authorityYear="1847" box="[960,1089,224,247]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="5" pageNumber="446" phylum="Mollusca" rank="genus">Margarites</taxonomicName>
|
||
.
|
||
</emphasis>
|
||
Within the genus
|
||
<taxonomicName id="4C734D53F227FFA81F6B4EEB9CAC32F9" authorityName="Gray" authorityYear="1847" box="[1304,1429,224,247]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="5" pageNumber="446" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B907EAC2F227FFA81F6B4EEB9CAC32F9" box="[1304,1429,224,247]" italics="true" pageId="5" pageNumber="446">Margarites</emphasis>
|
||
</taxonomicName>
|
||
, the two new species are the species closest related to each other, with 2% pairwise distance; with the available sequences from GenBank, the pairwise distances among
|
||
<taxonomicName id="4C734D53F227FFA8193D4F239D1A334E" authority="Zhang & Zhang, 2017" authorityName="Zhang & Zhang" authorityYear="2017" box="[846,1059,296,320]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="5" pageNumber="446" phylum="Mollusca" rank="species" species="similis" status="sp. nov.">
|
||
<emphasis id="B907EAC2F227FFA8193D4F239D1A334E" box="[846,1059,296,320]" italics="true" pageId="5" pageNumber="446">Margarites similis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23457B9F227FFA81E404F2C9DAC334E" box="[1075,1173,295,320]" pageId="5" pageNumber="446" rank="species">
|
||
<emphasis id="B907EAC2F227FFA81E404F2C9DAC334E" bold="true" box="[1075,1173,295,320]" pageId="5" pageNumber="446">sp. nov.</emphasis>
|
||
</taxonomicNameLabel>
|
||
and other species of
|
||
<taxonomicName id="4C734D53F227FFA81AE44F46982D336A" authorityName="Gray" authorityYear="1847" box="[151,276,333,356]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="5" pageNumber="446" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B907EAC2F227FFA81AE44F46982D336A" box="[151,276,333,356]" italics="true" pageId="5" pageNumber="446">Margarites</emphasis>
|
||
</taxonomicName>
|
||
are 18.9–26.1%, whereas the pairwise distances among
|
||
<taxonomicName id="4C734D53F227FFA819E94F469D98336A" authority="Zhang & Zhang, 2017" authorityName="Zhang & Zhang" authorityYear="2017" box="[922,1185,333,356]" class="Gastropoda" family="Margaritidae" genus="Margarites" higherTaxonomySource="CoL" kingdom="Animalia" order="Trochida" pageId="5" pageNumber="446" phylum="Mollusca" rank="species" species="manusensis" status="sp. nov.">
|
||
<emphasis id="B907EAC2F227FFA819E94F469D98336A" box="[922,1185,333,356]" italics="true" pageId="5" pageNumber="446">Margarites manusensis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23457B9F227FFA81ED94F479C3C336B" box="[1194,1285,332,357]" pageId="5" pageNumber="446" rank="species">
|
||
<emphasis id="B907EAC2F227FFA81ED94F479C3C336B" bold="true" box="[1194,1285,332,357]" pageId="5" pageNumber="446">sp. nov.</emphasis>
|
||
</taxonomicNameLabel>
|
||
and its other congeners are 19.2–26.8%.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |