357 lines
54 KiB
XML
357 lines
54 KiB
XML
<document id="1AEDB12F17C31D242053447972BCF951" ID-DOI="10.5281/zenodo.200637" ID-GBIF-Dataset="c36dec4d-ccab-45a1-8b9a-8943e2dd52e6" ID-ISSN="1175-5326" ID-Zenodo-Dep="200637" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460337455095" checkinUser="plazi" docAuthor="Akiyama, Tadashi" docDate="2011" docId="F44D87C4FFEBFF88FF41FDECFBCF78BA" docLanguage="en" docName="zt02994p059.pdf" docOrigin="Zootaxa 2994" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Dimorphostylis elegans Gamo 1960" docType="treatment" docVersion="10" lastPageNumber="49" masterDocId="0874FFBCFFEAFF8CFFD6FE1DFFE27C52" masterDocTitle="The Cumacean Dimorphostylis elegans Gamô, 1960 (Crustacea), D. bathyelegans n. sp. and D. brevicarpus n. sp. from Japan" masterLastPageNumber="59" masterPageNumber="45" pageNumber="46" updateTime="1698260204367" updateUser="plazi">
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<mods:mods id="4AB05465C693750847DACC30DEB8B3EA" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="7FB9D77627619728CD4072E4F332DEA8">
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<mods:title id="45A6FABF48F9CBFA17EF0111E7883560">The Cumacean Dimorphostylis elegans Gamô, 1960 (Crustacea), D. bathyelegans n. sp. and D. brevicarpus n. sp. from Japan</mods:title>
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</mods:titleInfo>
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<mods:name id="33447B144D5AE8E60A86C783228F80E4" type="personal">
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<mods:role id="4EDE2DFF0086F71E084A071B4AF65790">
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<mods:roleTerm id="CA9984ED653392D87CAB21A0BB9E1FAA">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="E8509CA7C74185700FED7C19C05F1E6A">Akiyama, Tadashi</mods:namePart>
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<mods:typeOfResource id="A566969937280F62590AD764470D348F">text</mods:typeOfResource>
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<mods:title id="ABCE3060C9ACC33553E9E2A7B1F7E3F7">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="04A734DD9D7B22528EAB1F18E07AF52B">
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<mods:date id="E0C4710B910417B0212B3D8D40F93143">2011</mods:date>
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<mods:detail id="349AB9645683A52913F7D4BC60F327F5" type="volume">
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<mods:number id="4D34740A436B079681ED583DFEB82F5D">2994</mods:number>
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<mods:start id="684D47A0AA3C757CF9414AC5960097BC">45</mods:start>
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<mods:classification id="E72344627EED0038D9BECDC0FB542E4A">journal article</mods:classification>
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<mods:identifier id="19E13BA8728882D424D62A329ED8BB22" type="DOI">10.5281/zenodo.200637</mods:identifier>
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<mods:identifier id="18928040A3EF9BD9523A897ED2759A9C" type="GBIF-Dataset">c36dec4d-ccab-45a1-8b9a-8943e2dd52e6</mods:identifier>
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<mods:identifier id="012882B5A3AE5DED0E1AA5A464F9C3AD" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="2D635952940491FC5812B5267D953AC8" type="Zenodo-Dep">200637</mods:identifier>
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<treatment id="F44D87C4FFEBFF88FF41FDECFBCF78BA" ID-DOI="http://doi.org/10.5281/zenodo.6190035" ID-GBIF-Taxon="119405500" ID-Zenodo-Dep="6190035" LSID="urn:lsid:plazi:treatment:F44D87C4FFEBFF88FF41FDECFBCF78BA" httpUri="http://treatment.plazi.org/id/F44D87C4FFEBFF88FF41FDECFBCF78BA" lastPageId="4" lastPageNumber="49" pageId="1" pageNumber="46">
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<subSubSection id="34FE6559FFEBFF8DFF41FDECFEF0787E" pageId="1" pageNumber="46" type="nomenclature">
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<paragraph id="7C5B36D2FFEBFF8DFF41FDECFDAC7858" blockId="1.[151,590,1008,1068]" box="[151,590,1008,1035]" pageId="1" pageNumber="46">
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<heading id="271381BEFFEBFF8DFF41FDECFDAC7858" bold="true" box="[151,590,1008,1035]" fontSize="11" level="1" pageId="1" pageNumber="46" reason="1">
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<taxonomicName id="BBE44D51FFEBFF8DFF41FDECFDAC7858" ID-CoL="367SQ" authority="Gamo, 1960" authorityName="Gamo" authorityYear="1960" box="[151,590,1008,1035]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="1" pageNumber="46" phylum="Arthropoda" rank="species" species="elegans">
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<emphasis id="4E90EAC0FFEBFF8DFF41FDECFDAC7858" bold="true" box="[151,590,1008,1035]" pageId="1" pageNumber="46">
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<emphasis id="4E90EAC0FFEBFF8DFF41FDECFE537859" bold="true" box="[151,433,1009,1035]" italics="true" pageId="1" pageNumber="46">Dimorphostylis elegans</emphasis>
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<bibRefCitation id="18754B23FFEBFF8DFE6FFDEDFDAC7858" author="Gamo" box="[441,590,1008,1034]" pageId="1" pageNumber="46" refString="Gamo, S. (1960) Five new species of cumacean Crustacea, genus Dimorphostylis (Diastylidae) from Sagami Bay. Zoological Magazine, 69, 101 - 111." type="journal article" year="1960">Gamô, 1960</bibRefCitation>
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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<paragraph id="7C5B36D2FFEBFF8DFF41FA09FEF0787E" blockId="1.[151,590,1008,1068]" box="[151,274,1044,1068]" pageId="1" pageNumber="46">
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(
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<figureCitation id="E4DF2A57FFEBFF8DFF49FA09FEEB787E" box="[159,265,1044,1068]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStartId-0="2.[151,250,1817,1840]" captionStartId-1="3.[151,250,1703,1726]" captionStartId-2="4.[151,250,1940,1963]" captionTargetBox-0="[251,1334,213,1792]" captionTargetBox-1="[438,1163,1142,1679]" captionTargetBox-2="[390,1196,1311,1916]" captionTargetId-0="figure@2.[237,1349,195,1794]" captionTargetId-1="figure@3.[426,1167,1132,1690]" captionTargetId-2="figure@4.[390,1196,1311,1916]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="4" captionText-0="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." captionText-1="FIGURE 2. Dimorphostylis elegans Gamô, 1960. Carapace of 2 preparatory female specimens (A, B and C, D) collected from Enshu Nada (KT- 04 - 6, EN- 2) showing morphological variation between individuals. A, C, dorsal view; B, D, lateral view; scale bar, 1 mm." captionText-2="FIGURE 3. Dimorphostylis elegans Gamô, 1960, subadult male collected in the East China Sea (N 295, St. Dr. 1). Body length, 4.4 mm." httpUri-0="https://zenodo.org/record/200638/files/figure.png" httpUri-1="https://zenodo.org/record/200639/files/figure.png" httpUri-2="https://zenodo.org/record/200640/files/figure.png" pageId="1" pageNumber="46">Figs. 1–3</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="34FE6559FFEBFF8DFF41FA41FC3978C2" pageId="1" pageNumber="46" type="reference_group">
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<paragraph id="7C5B36D2FFEBFF8DFF41FA41FC257823" blockId="1.[151,987,1115,1168]" box="[151,967,1115,1138]" pageId="1" pageNumber="46">
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<treatmentCitationGroup id="5CF411FCFFEBFF8DFF41FA41FC257823" box="[151,967,1115,1138]" pageId="1" pageNumber="46">
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<taxonomicName id="BBE44D51FFEBFF8DFF41FA41FDDC7823" ID-CoL="367SQ" authority="Gamo, 1960: 102" authorityName="Gamo" authorityPageNumber="102" authorityYear="1960" box="[151,574,1115,1138]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="1" pageNumber="46" phylum="Arthropoda" rank="species" species="elegans">
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<emphasis id="4E90EAC0FFEBFF8DFF41FA41FE647820" box="[151,390,1116,1138]" italics="true" pageId="1" pageNumber="46">Dimorphostylis elegans</emphasis>
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<treatmentCitation id="FD4510C3FFEBFF8DFE5BFA41FDDC7823" author="Gamo" box="[397,574,1115,1137]" page="102" pageId="1" pageNumber="46" year="1960">
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<bibRefCitation id="18754B23FFEBFF8DFE5BFA41FDEF7823" author="Gamo" box="[397,525,1115,1137]" pageId="1" pageNumber="46" refString="Gamo, S. (1960) Five new species of cumacean Crustacea, genus Dimorphostylis (Diastylidae) from Sagami Bay. Zoological Magazine, 69, 101 - 111." type="journal article" year="1960">Gamô, 1960</bibRefCitation>
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: 102
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</treatmentCitation>
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</taxonomicName>
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–104, figs.3, 4;
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<treatmentCitation id="FD4510C3FFEBFF8DFD0AFA41FC6C7823" author="Gamo" box="[732,910,1115,1137]" page="184" pageId="1" pageNumber="46" year="1968">
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<bibRefCitation id="18754B23FFEBFF8DFD0AFA41FCBF7823" author="Gamo" box="[732,861,1115,1137]" pageId="1" pageNumber="46" refString="Gamo, S. (1968) Studies on the Cumacea (Crustacea, Malacostraca) of Japan. III. Publication of the Seto Marine Biological Laboratory, 16, 147 - 192." type="journal article" year="1968">Gamô, 1968</bibRefCitation>
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: 184
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</treatmentCitation>
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–185.
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</treatmentCitationGroup>
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</paragraph>
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<paragraph id="7C5B36D2FFEBFF8DFF41FA67FC3978C2" blockId="1.[151,987,1115,1168]" box="[151,987,1146,1168]" pageId="1" pageNumber="46">
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<treatmentCitationGroup id="5CF411FCFFEBFF8DFF41FA67FC3978C2" box="[151,987,1146,1168]" pageId="1" pageNumber="46">
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<taxonomicName id="BBE44D51FFEBFF8DFF41FA67FDB378C2" ID-CoL="367SV" authority="Harada, 1960: 220" authorityName="Harada" authorityPageNumber="220" authorityYear="1960" box="[151,593,1146,1168]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="1" pageNumber="46" phylum="Arthropoda" rank="species" species="latifrons">
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<emphasis id="4E90EAC0FFEBFF8DFF41FA67FE6C78C2" box="[151,398,1146,1168]" italics="true" pageId="1" pageNumber="46">Dimorphostylis latifrons</emphasis>
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<treatmentCitation id="FD4510C3FFEBFF8DFE42FA67FDB378C2" author="Harada" box="[404,593,1146,1168]" page="220" pageId="1" pageNumber="46" year="1960">
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<bibRefCitation id="18754B23FFEBFF8DFE42FA67FDC278C2" author="Harada" box="[404,544,1146,1168]" pageId="1" pageNumber="46" refString="Harada, I. (1960) Cumacean fauna of Japan. II. Family Diastylidae (Part 1). Genus Dimorphostylis. Science Reports of the Tokyo Kyoiku Daigaku. Section B, 9, 199 - 225." type="journal article" year="1960">Harada, 1960</bibRefCitation>
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: 220
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</treatmentCitation>
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</taxonomicName>
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–222, figs. 10, 11;
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<treatmentCitation id="FD4510C3FFEBFF8DFCD8FA66FC3A78C2" author="Bacescu" box="[782,984,1147,1168]" page="333" pageId="1" pageNumber="46" year="1992">
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<bibRefCitation id="18754B23FFEBFF8DFCD8FA66FC4778C2" author="Bacescu" box="[782,933,1147,1168]" pageId="1" pageNumber="46" refString="Bacescu, M. (1992) Cumacea II (Fam. Nannastacidae, Diastylidae, Pseudocumatidae, Gynodiastylidae et Ceratocumatidae). Crustaceorum Catalogus, 8, 178 - 468." type="journal article" year="1992">Bacescu, 1992</bibRefCitation>
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: 333
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</treatmentCitation>
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.
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</treatmentCitationGroup>
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="34FE6559FFEBFF8DFF41FAA0FBD77AD7" pageId="1" pageNumber="46" type="materials_examined">
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<paragraph id="7C5B36D2FFEBFF8DFF41FAA0FBD77AD7" blockId="1.[151,1437,1213,2030]" pageId="1" pageNumber="46">
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<emphasis id="4E90EAC0FFEBFF8DFF41FAA0FE607884" bold="true" box="[151,386,1213,1238]" pageId="1" pageNumber="46">Material examined.</emphasis>
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1 damaged ovigerous female (dissected), 6 preparatory females,
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<quantity id="BB1C9B37FFEBFF8DFBA2FAA0FAFB7887" box="[1140,1305,1213,1237]" metricMagnitude="-3" metricUnit="m" metricValue="4.8149999999999995" metricValueMax="5.07" metricValueMin="4.56" pageId="1" pageNumber="46" unit="mm" value="4.8149999999999995" valueMax="5.07" valueMin="4.56">4.56–5.07 mm</quantity>
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(NSMT-Cr 21686) southeast of Izu Peninsula, Honshu Isl., 34˚41.01´N, 139˚00.42´E,
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<quantity id="BB1C9B37FFEBFF8DFC0BFAFCFBA278AB" box="[989,1088,1249,1273]" metricMagnitude="1" metricUnit="m" metricValue="7.55" metricValueMax="7.7" metricValueMin="7.4" pageId="1" pageNumber="46" unit="m" value="75.5" valueMax="77.0" valueMin="74.0">74–77 m</quantity>
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depth (KT-02-5, St. IZE-4),
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<date id="085A1012FFEBFF8DFA56FAFCFEF5794F" pageId="1" pageNumber="46" value="2002-05-29">29 May 2002</date>
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; 5 preparatory females,
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<quantity id="BB1C9B37FFEBFF8DFD87FB18FD01794F" box="[593,739,1285,1309]" metricMagnitude="-3" metricUnit="m" metricValue="4.75" metricValueMax="4.9" metricValueMin="4.6" pageId="1" pageNumber="46" unit="mm" value="4.75" valueMax="4.9" valueMin="4.6">4.6–4.9 mm</quantity>
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(NSMT-Cr 21687), west of Izu Peninsula, 34˚50.88´N, 138˚44.78´E,
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<quantity id="BB1C9B37FFEBFF8DFEEFFB34FE5C7913" box="[313,446,1321,1345]" metricMagnitude="2" metricUnit="m" metricValue="1.3199999999999998" metricValueMax="1.34" metricValueMin="1.3" pageId="1" pageNumber="46" unit="m" value="132.0" valueMax="134.0" valueMin="130.0">130–134 m</quantity>
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(KT-02-3, St. IZW-1),
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<date id="085A1012FFEBFF8DFD09FB34FC677913" box="[735,901,1321,1346]" pageId="1" pageNumber="46" value="2002-05-29">29 May 2002</date>
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; 1 ovigerous female, Cape Ashizuri Misaki, 32˚41.9´N, 132˚15.9´E,
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<quantity id="BB1C9B37FFEBFF8DFE70FB50FDC77937" box="[422,549,1357,1381]" metricMagnitude="2" metricUnit="m" metricValue="2.605" metricValueMax="2.61" metricValueMin="2.6" pageId="1" pageNumber="46" unit="m" value="260.5" valueMax="261.0" valueMin="260.0">260–261 m</quantity>
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(KT-99-18, St. DG-5),
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<date id="085A1012FFEBFF8DFCFBFB50FBE47937" box="[813,1030,1357,1381]" pageId="1" pageNumber="46" value="1999-12-17">17 December 1999</date>
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; 5 preparatory females, 5.0–
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<quantity id="BB1C9B37FFEBFF8DFA91FB50FA7E7937" box="[1351,1436,1357,1381]" metricMagnitude="-3" metricUnit="m" metricValue="5.7" pageId="1" pageNumber="46" unit="mm" value="5.7">5.7 mm</quantity>
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(NSMT-Cr 21688), Enshu Nada, 34˚35.32´N, 137˚58.55´E,
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<quantity id="BB1C9B37FFEBFF8DFCE3FB6CFC5679DB" box="[821,948,1393,1417]" metricMagnitude="2" metricUnit="m" metricValue="1.81" metricValueMax="1.94" metricValueMin="1.68" pageId="1" pageNumber="46" unit="m" value="181.0" valueMax="194.0" valueMin="168.0">168–194 m</quantity>
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(KT-04-6, St. EN-2),
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<date id="085A1012FFEBFF8DFB7CFB6CFAD679DB" box="[1194,1332,1393,1418]" pageId="1" pageNumber="46" value="2004-05-02">2 May 2004</date>
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||
; 1 preparatory female,
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<specimenCount id="6AE2FD5BFFEBFF8DFEEAFB88FE5379FF" box="[316,433,1429,1453]" pageId="1" pageNumber="46" type="subadult">1 subadult</specimenCount>
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male, 34˚17.26´N, 138˚15.05´E,
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<quantity id="BB1C9B37FFEBFF8DFCFCFB88FC4B79FF" box="[810,937,1429,1453]" metricMagnitude="2" metricUnit="m" metricValue="3.46" metricValueMax="3.54" metricValueMin="3.38" pageId="1" pageNumber="46" unit="m" value="346.0" valueMax="354.0" valueMin="338.0">338–354 m</quantity>
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(KT-04-6, KS-1),
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<date id="085A1012FFEBFF8DFBADFB88FAFF79FF" box="[1147,1309,1429,1453]" pageId="1" pageNumber="46" value="2004-04-30">30 April 2004</date>
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||
; 1 preparatory female, dissected (NSMT-Cr 21689), 34˚17.55´N, 138˚14.46´E,
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<quantity id="BB1C9B37FFEBFF8DFC76FBA4FC057983" box="[928,999,1465,1489]" metricMagnitude="2" metricUnit="m" metricValue="4.43" pageId="1" pageNumber="46" unit="m" value="443.0">443 m</quantity>
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||
(KT-04-6, St. KS-2-1),
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||
<date id="085A1012FFEBFF8DFB20FBA4FA7A7983" box="[1270,1432,1465,1489]" pageId="1" pageNumber="46" value="2004-04-30">30 April 2004</date>
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||
; 1 preparatory female, Off Okinoshima,
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<collectingCountry id="04F37642FFEBFF8DFD8DFBC0FD4079A7" box="[603,674,1501,1525]" name="India" pageId="1" pageNumber="46">Kochi</collectingCountry>
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||
, 32˚43.95´N, 134˚41.99´E,
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<quantity id="BB1C9B37FFEBFF8DFC08FBC0FBBC79A7" box="[990,1118,1501,1525]" metricMagnitude="2" metricUnit="m" metricValue="1.335" metricValueMax="1.3599999999999999" metricValueMin="1.31" pageId="1" pageNumber="46" unit="m" value="133.5" valueMax="136.0" valueMin="131.0">131–136 m</quantity>
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||
(KT-05-30, St. OS-1-2),
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||
<date id="085A1012FFEBFF8DFA56FBC0FEAD7A4B" pageId="1" pageNumber="46" value="2005-11-22">22 November 2005</date>
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||
; 1 preparatory female, 32˚38.18´N, 132˚39.91´E,
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<quantity id="BB1C9B37FFEBFF8DFCA9F81CFC1C7A4B" box="[895,1022,1537,1561]" metricMagnitude="2" metricUnit="m" metricValue="3.1399999999999997" metricValueMax="3.16" metricValueMin="3.12" pageId="1" pageNumber="46" unit="m" value="314.0" valueMax="316.0" valueMin="312.0">312–316 m</quantity>
|
||
(KT-05-30, St. OS-3),
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<date id="085A1012FFEBFF8DFAD4F81CFF307A6F" pageId="1" pageNumber="46" value="2005-11-22">22 November 2005</date>
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; 1 preparatory female (dissected), 32˚14.17´N, 129˚39.56´E – 32˚14.62´N, 129˚38.00´E,
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<quantity id="BB1C9B37FFEBFF8DFB13F838FAA77A6F" box="[1221,1349,1573,1597]" metricMagnitude="2" metricUnit="m" metricValue="1.725" metricValueMax="1.8" metricValueMin="1.65" pageId="1" pageNumber="46" unit="m" value="172.5" valueMax="180.0" valueMin="165.0">165–180 m</quantity>
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(N237, St. C),
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<date id="085A1012FFEBFF8DFF3FF854FE957A33" box="[233,375,1609,1634]" pageId="1" pageNumber="46" value="2007-05-08">8 May 2007</date>
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||
.
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||
<specimenCount id="6AE2FD5BFFEBFF8DFE54F854FE1A7A33" box="[386,504,1609,1633]" pageId="1" pageNumber="46" type="subadult">1 subadult</specimenCount>
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male, 27˚10.76´N, 125˚32.44´E,
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<quantity id="BB1C9B37FFEBFF8DFCA5F854FC5E7A33" box="[883,956,1609,1633]" metricMagnitude="2" metricUnit="m" metricValue="1.22" pageId="1" pageNumber="46" unit="m" value="122.0">122 m</quantity>
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(N258, St.
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<collectingCountry id="04F37642FFEBFF8DFB94F854FB8B7A33" box="[1090,1129,1609,1633]" name="Chile" pageId="1" pageNumber="46">TR</collectingCountry>
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||
),
|
||
<date id="085A1012FFEBFF8DFBA8F854FAFB7A33" box="[1150,1305,1609,1634]" pageId="1" pageNumber="46" value="2008-05-16">16 May 2008</date>
|
||
;
|
||
<specimenCount id="6AE2FD5BFFEBFF8DFAF0F854FA7E7A33" box="[1318,1436,1609,1633]" pageId="1" pageNumber="46" type="subadult">1 subadult</specimenCount>
|
||
male, 29˚25.09´N, 127˚17.97´E,
|
||
<quantity id="BB1C9B37FFEBFF8DFDD0F870FD657AD7" box="[518,647,1645,1669]" metricMagnitude="2" metricUnit="m" metricValue="1.835" metricValueMax="1.8399999999999999" metricValueMin="1.83" pageId="1" pageNumber="46" unit="m" value="183.5" valueMax="184.0" valueMin="183.0">183–184 m</quantity>
|
||
, (N295, St. Dr.1),
|
||
<date id="085A1012FFEBFF8DFC83F870FBD37AD7" box="[853,1073,1645,1669]" pageId="1" pageNumber="46" value="2009-11-21">21 November 2009</date>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="34FE6559FFEBFF8DFF13F88CFC347B47" pageId="1" pageNumber="46" type="diagnosis">
|
||
<paragraph id="7C5B36D2FFEBFF8DFF13F88CFC347B47" blockId="1.[151,1437,1213,2030]" pageId="1" pageNumber="46">
|
||
<emphasis id="4E90EAC0FFEBFF8DFF13F88CFEDD7AF8" bold="true" box="[197,319,1681,1706]" pageId="1" pageNumber="46">Diagnosis.</emphasis>
|
||
Carapace without transverse ridge on frontal lobe; 3 lateral ridges running in parallel; dorso-lateral ridge prominent, ending anteriorly with a spine projecting forward. Pleonite 6 with 2 spines on dorso-posterior margin. Antenna 1 peduncle article 3 with 2–5 thin setae. Uropod peduncle 2.4–2.7 times endopod length. Telson length less than 2 times width, as long as or shorter than pleonite 6 length.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="34FE6559FFEBFF8FFF13F93CFC2C7BBC" lastPageId="3" lastPageNumber="48" pageId="1" pageNumber="46" type="description">
|
||
<paragraph id="7C5B36D2FFEBFF8FFF13F93CFC857D36" blockId="1.[151,1437,1213,2030]" lastBlockId="3.[151,1437,151,1076]" lastPageId="3" lastPageNumber="48" pageId="1" pageNumber="46">
|
||
<emphasis id="4E90EAC0FFEBFF8DFF13F93CFEB57B68" bold="true" box="[197,343,1825,1850]" pageId="1" pageNumber="46">Description.</emphasis>
|
||
Preparatory females from east of Izu Peninsula, (KT-02-5, St. IZE-4,
|
||
<specimenCount id="6AE2FD5BFFEBFF8DFBBFF93CFB117B6B" box="[1129,1267,1825,1849]" pageId="1" pageNumber="46" type="generic">5 specimens</specimenCount>
|
||
dissected,
|
||
<figureCitation id="E4DF2A57FFEBFF8DFAA6F93CFF477B0F" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="1" pageNumber="46">Fig. 1</figureCitation>
|
||
,
|
||
<figureCitation id="E4DF2A57FFEBFF8DFF65F958FF217B0F" box="[179,195,1861,1885]" captionStart="FIGURE 2" captionStartId="3.[151,250,1703,1726]" captionTargetBox="[438,1163,1142,1679]" captionTargetId="figure@3.[426,1167,1132,1690]" captionTargetPageId="3" captionText="FIGURE 2. Dimorphostylis elegans Gamô, 1960. Carapace of 2 preparatory female specimens (A, B and C, D) collected from Enshu Nada (KT- 04 - 6, EN- 2) showing morphological variation between individuals. A, C, dorsal view; B, D, lateral view; scale bar, 1 mm." httpUri="https://zenodo.org/record/200639/files/figure.png" pageId="1" pageNumber="46">2</figureCitation>
|
||
). Integument well calcified, surface covered with fine granules and small, shallow circular depressions. Carapace 0.38–0.40 times total body length, 1.3–1.4 times width and 1.65–1.8 times depth; 3 lateral ridges (dorsolateral ridge, median lateral ridge, ventrolateral ridge) running in parallel on each side, joined by a ridge running near hind margin of carapace; dorsolateral ridge prominent, ending anteriorly with a spine projecting forward, slightly behind eye lobe, joined posteriorly with transverse ridge; weak lateral ridge with small tubercles (frontal ridge) running between the pseudorostrum and dorsolateral ridge; anterior portion of carapace surrounded by frontal ridge, dorsolateral ridge and transverse ridge rather flat, with weak median carina with some small spines; dorsal surface surrounded by transverse ridge, hind ridge and hind margin of carapace depressed near median line; median lateral ridge bend downward anteriorly, meeting with ventrolateral ridge near serrated ventral margin of carapace. Pseudorostrum 0.21–0.23 times length of carapace, with a pair of small spines on tip. Width of rounded eye lobe 0.16– 0.21 times greatest width of left and right dorsolateral ridges, with a pair of small spines. Anterolateral angle with a tooth, succeeded by a series of small teeth on anterior half of ventral margin. Antennal notch widely open. Pereon 0.37–0.47 times as long as carapace. Side plate of pereonite 1 usually not observable. Pleon 0.44–0.47 times total body length; pleonite 6 with 2 spines on dorso-posterior margin.
|
||
</paragraph>
|
||
<caption id="289B665AFFE8FF8EFF41F904FF127B3F" httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="2" pageNumber="47" targetBox="[251,1334,213,1792]" targetPageId="2">
|
||
<paragraph id="7C5B36D2FFE8FF8EFF41F904FF127B3F" blockId="2.[151,1436,1817,1901]" pageId="2" pageNumber="47">
|
||
<emphasis id="4E90EAC0FFE8FF8EFF41F904FEF17B7D" bold="true" box="[151,275,1817,1840]" pageId="2" pageNumber="47">FIGURE 1.</emphasis>
|
||
<taxonomicName id="BBE44D51FFE8FF8EFECCF907FD737B62" authority="Gamo, 1960" authorityName="Gamo" authorityYear="1960" box="[282,657,1818,1840]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="2" pageNumber="47" phylum="Arthropoda" rank="species" species="elegans">
|
||
<emphasis id="4E90EAC0FFE8FF8EFECCF907FDEB7B62" box="[282,521,1818,1840]" italics="true" pageId="2" pageNumber="47">Dimorphostylis elegans</emphasis>
|
||
Gamô, 1960
|
||
</taxonomicName>
|
||
, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I–K, maxillipeds 1–3; L–P, pereopod 1–5, Q, uropod with pleoite6.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="7C5B36D2FFE9FF8FFF13FF6DFDD27F46" blockId="3.[151,1437,151,1076]" pageId="3" pageNumber="48">
|
||
Antenna 1 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFE9EFF72FE6A7DD5" box="[328,392,367,391]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
C), peduncle of 3 articles, 1st article 1.1–1.2 times remaining 2 articles combined; 3rd article 1.8–2.2 times 2nd, with 2–5 thin setae on inner margin facing forward; main flagellum of 3 articles, 0.51–0.55 times 3rd article of peduncle; accessory flagellum bi-articulated, 0.6–0.9 times main flagellum, 1.3–1.6 times basal article of main flagellum. Antenna 2 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFDECFFC1FD9A7DA6" box="[570,632,476,500]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
D) of 4 articles, with 4 plumose setae. Labium (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFB59FFC1FB2F7DA6" box="[1167,1229,476,500]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
E) with small process on tip. Left and right mandibles with 12 and 11 setae (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFCE8FFE2FC9D7E45" box="[830,895,511,535]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
F). Maxilla 1 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFBFFFFE2FB8B7E45" box="[1065,1129,511,535]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
G), outer lobe with 9 stout setae. inner lobe with 4 setae; palp rather short, with 2 filaments. Maxilla 2 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFC25FC39FBD07E6E" box="[1011,1074,548,572]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
H), 2 narrow endites with 5 and 3 setae respectively; protopod with a row of stiff plumose setae on upper margin and a row of fine setae on lower margin. Maxilliped 1 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFE43FC71FE377ED6" box="[405,469,620,644]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">
|
||
Fig.
|
||
<date id="085A1012FFE9FF8FFE1CFC71FE377ED6" box="[458,469,620,644]" pageId="3" pageNumber="48">1</date>
|
||
</figureCitation>
|
||
I), with 2–6 branchial lobules; basis with no seta on inner margin; carpus with comblike setae on inner margin (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFE07FC92FDF17EF5" box="[465,531,655,679]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">
|
||
Fig.
|
||
<date id="085A1012FFE9FF8FFDD1FC92FDF17EF5" box="[519,531,655,679]" pageId="3" pageNumber="48">1</date>
|
||
</figureCitation>
|
||
I). Maxilliped 2 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFD0CFC92FCF97EF5" box="[730,795,655,679]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
J), basis 0.8–0.95 times combined length of following 4 articles, with a few long plumose setae on distal margin; propodus with 3 robust, serrated plumose setae. Maxilliped 3 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFF25FCCAFED07EBD" box="[243,306,727,751]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
K), basis 1.3–1.5 times remaining distal articles, with 3–4 plumose setae on inner margin and 5 long plumose setae on outer distal corner.
|
||
</paragraph>
|
||
<paragraph id="7C5B36D2FFE9FF8FFF11FD02FE307866" blockId="3.[151,1437,151,1076]" pageId="3" pageNumber="48">
|
||
Pereopod 1 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFE8FFD02FE797F65" box="[345,411,799,823]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
L), basis 0.4–0.45 times combined length of distal articles, 1.2–1.5 times carpus, 1.1–1.2 times propodus; propodus 1.1–1.3 times carpus and 1.7–1.9 times dactylus. Pereopod 2 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFB46FD59FB327F0E" box="[1168,1232,836,860]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
M), basis 0.9–1.0 times distal articles together, with 3–5 plumose setae on inner margin; carpus 0.8–0.9 times combined length of propodus and dactylus. Pereopod 3 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFDE7FD91FD8D7FF6" box="[561,623,908,932]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
N), basis 0.8–1.0 times distal articles together; merus 1.3–1.5 times carpus; terminal robust setae on dactylus defined at base. Pereopod 4 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFC7FFDB2FC0E7F95" box="[937,1004,943,967]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
O), basis 0.7–0.8 times distal articles together; merus 1.2–1.4 times carpus. Exopods absent on pereopods 3 and 4, except for
|
||
<specimenCount id="6AE2FD5BFFE9FF8FFBA3FDC9FB177FBE" box="[1141,1269,980,1004]" pageId="3" pageNumber="48" type="generic">1 specimen</specimenCount>
|
||
with rudimentary, uniarticulated exopods on pereopod 3 and 4. Pereopod 5 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFC83FDEAFC76785D" box="[853,916,1015,1039]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
P), basis 0.5–0.6 times distal articles together; merus 1.0–1.3 times carpus.
|
||
</paragraph>
|
||
<caption id="289B665AFFE9FF8FFF41F8BAFEDF7AA8" httpUri="https://zenodo.org/record/200639/files/figure.png" pageId="3" pageNumber="48" targetBox="[438,1163,1142,1679]" targetPageId="3">
|
||
<paragraph id="7C5B36D2FFE9FF8FFF41F8BAFEDF7AA8" blockId="3.[151,1436,1703,1786]" pageId="3" pageNumber="48">
|
||
<emphasis id="4E90EAC0FFE9FF8FFF41F8BAFEF07AEE" bold="true" box="[151,274,1703,1726]" pageId="3" pageNumber="48">FIGURE 2.</emphasis>
|
||
<taxonomicName id="BBE44D51FFE9FF8FFECFF8BAFD6D7AEF" authority="Gamo, 1960" authorityName="Gamo" authorityYear="1960" box="[281,655,1703,1725]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="3" pageNumber="48" phylum="Arthropoda" rank="species" species="elegans">
|
||
<emphasis id="4E90EAC0FFE9FF8FFECFF8BAFDEB7AEF" box="[281,521,1703,1725]" italics="true" pageId="3" pageNumber="48">Dimorphostylis elegans</emphasis>
|
||
Gamô, 1960
|
||
</taxonomicName>
|
||
. Carapace of 2 preparatory female specimens (A, B and C, D) collected from Enshu Nada (KT-04-6, EN-2) showing morphological variation between individuals. A, C, dorsal view; B, D, lateral view; scale bar, 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="7C5B36D2FFE9FF8FFF11F93FFC2C7BBC" blockId="3.[151,1437,1826,2030]" pageId="3" pageNumber="48">
|
||
Uropod (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFEFBF93FFE8C7B68" box="[301,366,1826,1850]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
Q), peduncle 2.0–2.2 times pleonite 6 length, 2.40–2.67 times exopod length, 2.49–2.70 times endopod length; peduncle with 6–8 spiniform setae on inner margin; exopod 0.93–1.06 times endopod length, with 2 setae on outer margin and long terminal seta and subterminal seta; endopod triarticulated, with spiniform seta on inner distal corner of each article and long terminal seta; article 1 0.78–0.89 times combined length of articles 2 and 3; article 2 0.97–1.36 times length of article 3. Telson 0.77–0.87 times as long as pleonite 6 (
|
||
<figureCitation id="E4DF2A57FFE9FF8FFB7CF9AFFB087B98" box="[1194,1258,1970,1994]" captionStart="FIGURE 1" captionStartId="2.[151,250,1817,1840]" captionTargetBox="[251,1334,213,1792]" captionTargetId="figure@2.[237,1349,195,1794]" captionTargetPageId="2" captionText="FIGURE 1. Dimorphostylis elegans Gamô, 1960, preparatory female. A, lateral view; B, carapace, dorsal view; C, antenna 1; D, antenna 2; E, labium; F, mandibles; G, maxilla 1; H, maxilla 2; I – K, maxillipeds 1 – 3; L – P, pereopod 1 – 5, Q, uropod with pleoite 6." httpUri="https://zenodo.org/record/200638/files/figure.png" pageId="3" pageNumber="48">Fig. 1</figureCitation>
|
||
Q), with 2 minute spiniform setae on apical end; length of telson 1.41–1.57 times width.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="34FE6559FFEEFF88FF11FE85FA757FBE" pageId="4" pageNumber="49" type="discussion">
|
||
<paragraph id="7C5B36D2FFEEFF88FF11FE85FB907DD5" blockId="4.[151,1436,151,428]" pageId="4" pageNumber="49">
|
||
<emphasis id="4E90EAC0FFEEFF88FF11FE85FED97CE2" bold="true" box="[199,315,152,176]" pageId="4" pageNumber="49">Remarks.</emphasis>
|
||
Morphological characters of the specimens from east of Izu Peninsula agree well with the original description of
|
||
<taxonomicName id="BBE44D51FFEEFF88FEEAFEA1FDA57C86" box="[316,583,188,212]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="elegans">
|
||
<emphasis id="4E90EAC0FFEEFF88FEEAFEA1FDA57C86" box="[316,583,188,212]" italics="true" pageId="4" pageNumber="49">Dimorphostylis elegans</emphasis>
|
||
</taxonomicName>
|
||
, including the telson being shorter than pleonite 6. Although the telson of some specimens from other localities was subequal in length to pleonite 6, in such cases, the telson protruded somewhat and the arthrodial membrane connecting the telson and pleonite 6 was exposed, which was also shown in Harada’s illustration of
|
||
<taxonomicName id="BBE44D51FFEEFF88FE74FF34FDC17D12" box="[418,547,296,320]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="latifrons">
|
||
<emphasis id="4E90EAC0FFEEFF88FE74FF34FDC17D12" box="[418,547,296,320]" italics="true" pageId="4" pageNumber="49">D. latifrons</emphasis>
|
||
</taxonomicName>
|
||
. Thus the relative length of the telson to pleonite 6 is largely dependent on the state of the specimens when they were fixed. With the new description, it is now clear that
|
||
<taxonomicName id="BBE44D51FFEEFF88FB77FF50FAC07D36" box="[1185,1314,332,356]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="latifrons">
|
||
<emphasis id="4E90EAC0FFEEFF88FB77FF50FAC07D36" box="[1185,1314,332,356]" italics="true" pageId="4" pageNumber="49">D. latifrons</emphasis>
|
||
</taxonomicName>
|
||
is a junior synonym of
|
||
<taxonomicName id="BBE44D51FFEEFF88FEF5FF6CFE787DDA" box="[291,410,368,392]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="elegans">
|
||
<emphasis id="4E90EAC0FFEEFF88FEF5FF6CFE787DDA" box="[291,410,368,392]" italics="true" pageId="4" pageNumber="49">D. elegans</emphasis>
|
||
</taxonomicName>
|
||
, and the telson of
|
||
<taxonomicName id="BBE44D51FFEEFF88FDBFFF6CFD037DDA" box="[617,737,368,392]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="elegans">
|
||
<emphasis id="4E90EAC0FFEEFF88FDBFFF6CFD037DDA" box="[617,737,368,392]" italics="true" pageId="4" pageNumber="49">D. elegans</emphasis>
|
||
</taxonomicName>
|
||
is shorter or subequal to pleonite 6.
|
||
</paragraph>
|
||
<paragraph id="7C5B36D2FFEEFF88FF13FF89FB8C7DFE" blockId="4.[151,1436,151,428]" box="[197,1134,404,428]" pageId="4" pageNumber="49">Some morphological variations of the carapace between individuals were observed:</paragraph>
|
||
<paragraph id="7C5B36D2FFEEFF88FF41FFC1FE487E45" blockId="4.[151,1436,476,860]" pageId="4" pageNumber="49">
|
||
(1) The median lateral ridge on carapace occasionally does not reach the hind ridge, with a free end posteriorly or anteriorly (
|
||
<figureCitation id="E4DF2A57FFEEFF88FE95FFE2FE647E45" box="[323,390,511,535]" captionStart="FIGURE 2" captionStartId="3.[151,250,1703,1726]" captionTargetBox="[438,1163,1142,1679]" captionTargetId="figure@3.[426,1167,1132,1690]" captionTargetPageId="3" captionText="FIGURE 2. Dimorphostylis elegans Gamô, 1960. Carapace of 2 preparatory female specimens (A, B and C, D) collected from Enshu Nada (KT- 04 - 6, EN- 2) showing morphological variation between individuals. A, C, dorsal view; B, D, lateral view; scale bar, 1 mm." httpUri="https://zenodo.org/record/200639/files/figure.png" pageId="4" pageNumber="49">Fig. 2</figureCitation>
|
||
D).
|
||
</paragraph>
|
||
<paragraph id="7C5B36D2FFEEFF88FF41FC39FE997E9E" blockId="4.[151,1436,476,860]" pageId="4" pageNumber="49">
|
||
(2) Ridges on carapace occasionally have numerous tubercles or blunt spines. (
|
||
<figureCitation id="E4DF2A57FFEEFF88FBCCFC39FB8A7E6E" box="[1050,1128,548,572]" captionStart="FIGURE 2" captionStartId="3.[151,250,1703,1726]" captionTargetBox="[438,1163,1142,1679]" captionTargetId="figure@3.[426,1167,1132,1690]" captionTargetPageId="3" captionText="FIGURE 2. Dimorphostylis elegans Gamô, 1960. Carapace of 2 preparatory female specimens (A, B and C, D) collected from Enshu Nada (KT- 04 - 6, EN- 2) showing morphological variation between individuals. A, C, dorsal view; B, D, lateral view; scale bar, 1 mm." httpUri="https://zenodo.org/record/200639/files/figure.png" pageId="4" pageNumber="49">Figs. 2</figureCitation>
|
||
A, B). Although specimens from the eastern coast of the Izu Peninsula and those described by
|
||
<bibRefCitation id="18754B23FFEEFF88FC06FC5AFB8A7E0D" author="Gamo" box="[976,1128,583,607]" pageId="4" pageNumber="49" refString="Gamo, S. (1960) Five new species of cumacean Crustacea, genus Dimorphostylis (Diastylidae) from Sagami Bay. Zoological Magazine, 69, 101 - 111." type="journal article" year="1960">Gamô (1960)</bibRefCitation>
|
||
and
|
||
<bibRefCitation id="18754B23FFEEFF88FB72FC5AFAAB7E0D" author="Harada" box="[1188,1353,583,607]" pageId="4" pageNumber="49" refString="Harada, I. (1960) Cumacean fauna of Japan. II. Family Diastylidae (Part 1). Genus Dimorphostylis. Science Reports of the Tokyo Kyoiku Daigaku. Section B, 9, 199 - 225." type="journal article" year="1960">Harada (1960)</bibRefCitation>
|
||
do not have such tubercles or spines on the ridges, specimens from the western coast of the peninsula were characterized by the tubercles and blunt spines. Specimens from Enshu Nada are characterized by presence or absence of the tubercles.
|
||
</paragraph>
|
||
<paragraph id="7C5B36D2FFEEFF88FF41FCCAFD697F0E" blockId="4.[151,1436,476,860]" pageId="4" pageNumber="49">
|
||
(3) In a few specimens from Enshu Nada, southern coast of Honshu Island, the anterior oblique ridge is directed slightly outward anteriorly, ending in large terminal teeth directed forward (
|
||
<figureCitation id="E4DF2A57FFEEFF88FBCAFCE1FB887F46" box="[1052,1130,764,788]" captionStart="FIGURE 2" captionStartId="3.[151,250,1703,1726]" captionTargetBox="[438,1163,1142,1679]" captionTargetId="figure@3.[426,1167,1132,1690]" captionTargetPageId="3" captionText="FIGURE 2. Dimorphostylis elegans Gamô, 1960. Carapace of 2 preparatory female specimens (A, B and C, D) collected from Enshu Nada (KT- 04 - 6, EN- 2) showing morphological variation between individuals. A, C, dorsal view; B, D, lateral view; scale bar, 1 mm." httpUri="https://zenodo.org/record/200639/files/figure.png" pageId="4" pageNumber="49">Figs. 2</figureCitation>
|
||
C, D). All specimens from the eastern coast of the Izu Peninsula, including Harada’s specimens, are characterized by the anterior oblique ridge directed slightly inward anteriorly.
|
||
</paragraph>
|
||
<paragraph id="7C5B36D2FFEEFF88FF13FD91FA757FBE" blockId="4.[151,1436,908,1256]" pageId="4" pageNumber="49">
|
||
According to
|
||
<bibRefCitation id="18754B23FFEEFF88FEB6FD91FDE77FF6" author="Harada" box="[352,517,908,932]" pageId="4" pageNumber="49" refString="Harada, I. (1960) Cumacean fauna of Japan. II. Family Diastylidae (Part 1). Genus Dimorphostylis. Science Reports of the Tokyo Kyoiku Daigaku. Section B, 9, 199 - 225." type="journal article" year="1960">Harada (1960)</bibRefCitation>
|
||
, the color of living
|
||
<taxonomicName id="BBE44D51FFEEFF88FD32FD90FCBF7FF6" box="[740,861,908,932]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="elegans">
|
||
<emphasis id="4E90EAC0FFEEFF88FD32FD90FCBF7FF6" box="[740,861,908,932]" italics="true" pageId="4" pageNumber="49">D. elegans</emphasis>
|
||
</taxonomicName>
|
||
specimen from Izu Peninsula was "milk white". In the present study, color of living specimens was not examined, except for a specimen collected from the East
|
||
<collectingCountry id="04F37642FFEEFF88FA8FFDB2FA7E7F95" box="[1369,1436,943,967]" name="China" pageId="4" pageNumber="49">China</collectingCountry>
|
||
Sea (N295, St. Dr1) characterized by broad, irregular reddish stripes (
|
||
<figureCitation id="E4DF2A57FFEEFF88FC74FDC9FC047FBE" box="[930,998,980,1004]" captionStart="FIGURE 3" captionStartId="4.[151,250,1940,1963]" captionTargetBox="[390,1196,1311,1916]" captionTargetId="figure@4.[390,1196,1311,1916]" captionTargetPageId="4" captionText="FIGURE 3. Dimorphostylis elegans Gamô, 1960, subadult male collected in the East China Sea (N 295, St. Dr. 1). Body length, 4.4 mm." httpUri="https://zenodo.org/record/200640/files/figure.png" pageId="4" pageNumber="49">Fig. 3</figureCitation>
|
||
), which were lost during preservation.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="34FE6559FFEEFF88FF13FDE5FE717896" pageId="4" pageNumber="49" type="reference_group">
|
||
<paragraph id="7C5B36D2FFEEFF88FF13FDE5FE717896" blockId="4.[151,1436,908,1256]" pageId="4" pageNumber="49">
|
||
<taxonomicName id="BBE44D51FFEEFF88FF13FDE5FE2C7842" ID-CoL="367SQ" box="[197,462,1016,1040]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="elegans">
|
||
<emphasis id="4E90EAC0FFEEFF88FF13FDE5FE2C7842" box="[197,462,1016,1040]" italics="true" pageId="4" pageNumber="49">Dimorphostylis elegans</emphasis>
|
||
</taxonomicName>
|
||
is also closely allied to
|
||
<taxonomicName id="BBE44D51FFEEFF88FD09FDE4FC1F785D" ID-CoL="367SR" authority="Harada, 1960" authorityName="Harada" authorityYear="1960" box="[735,1021,1015,1040]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="gibbosa">
|
||
<emphasis id="4E90EAC0FFEEFF88FD09FDE4FCB97842" box="[735,859,1016,1040]" italics="true" pageId="4" pageNumber="49">D. gibbosa</emphasis>
|
||
<bibRefCitation id="18754B23FFEEFF88FCB4FDEAFC1F785D" author="Harada" box="[866,1021,1015,1039]" pageId="4" pageNumber="49" refString="Harada, I. (1960) Cumacean fauna of Japan. II. Family Diastylidae (Part 1). Genus Dimorphostylis. Science Reports of the Tokyo Kyoiku Daigaku. Section B, 9, 199 - 225." type="journal article" year="1960">Harada, 1960</bibRefCitation>
|
||
</taxonomicName>
|
||
. According to
|
||
<bibRefCitation id="18754B23FFEEFF88FB72FDEAFADE785D" author="Gamo" box="[1188,1340,1015,1039]" pageId="4" pageNumber="49" refString="Gamo, S. (1968) Studies on the Cumacea (Crustacea, Malacostraca) of Japan. III. Publication of the Seto Marine Biological Laboratory, 16, 147 - 192." type="journal article" year="1968">Gamô (1968)</bibRefCitation>
|
||
, the former can be distinguished from the latter, in that the middle ridge of the carapace does not reach near the hind margin. Considerable morphological variation of this ridge in
|
||
<taxonomicName id="BBE44D51FFEEFF88FCEBFA5CFC5B780A" ID-CoL="367SQ" box="[829,953,1088,1112]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="elegans">
|
||
<emphasis id="4E90EAC0FFEEFF88FCEBFA5CFC5B780A" box="[829,953,1088,1112]" italics="true" pageId="4" pageNumber="49">D. elegans</emphasis>
|
||
</taxonomicName>
|
||
suggests that
|
||
<taxonomicName id="BBE44D51FFEEFF88FBB6FA5CFB3D780A" ID-CoL="367SR" box="[1120,1247,1088,1112]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="gibbosa">
|
||
<emphasis id="4E90EAC0FFEEFF88FBB6FA5CFB3D780A" box="[1120,1247,1088,1112]" italics="true" pageId="4" pageNumber="49">D. gibbosa</emphasis>
|
||
</taxonomicName>
|
||
may be another synonym of
|
||
<taxonomicName id="BBE44D51FFEEFF88FEFFFA78FE41782E" ID-CoL="367SQ" box="[297,419,1124,1148]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="elegans">
|
||
<emphasis id="4E90EAC0FFEEFF88FEFFFA78FE41782E" box="[297,419,1124,1148]" italics="true" pageId="4" pageNumber="49">D. elegans</emphasis>
|
||
</taxonomicName>
|
||
. However, in
|
||
<taxonomicName id="BBE44D51FFEEFF88FD9DFA78FD2B782E" ID-CoL="367SR" box="[587,713,1124,1148]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="gibbosa">
|
||
<emphasis id="4E90EAC0FFEEFF88FD9DFA78FD2B782E" box="[587,713,1124,1148]" italics="true" pageId="4" pageNumber="49">D. gibbosa</emphasis>
|
||
</taxonomicName>
|
||
, the anterior end of the anterior oblique ridge does not bear a spine, which is prominent in
|
||
<taxonomicName id="BBE44D51FFEEFF88FE0FFA94FDB278F2" ID-CoL="367SQ" box="[473,592,1160,1184]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="elegans">
|
||
<emphasis id="4E90EAC0FFEEFF88FE0FFA94FDB278F2" box="[473,592,1160,1184]" italics="true" pageId="4" pageNumber="49">D. elegans</emphasis>
|
||
</taxonomicName>
|
||
. To clarify the taxonomic status of
|
||
<taxonomicName id="BBE44D51FFEEFF88FC0DFA94FBB678F2" ID-CoL="367SR" box="[987,1108,1160,1184]" class="Malacostraca" family="Diastylidae" genus="Dimorphostylis" kingdom="Animalia" order="Cumacea" pageId="4" pageNumber="49" phylum="Arthropoda" rank="species" species="gibbosa">
|
||
<emphasis id="4E90EAC0FFEEFF88FC0DFA94FBB678F2" box="[987,1108,1160,1184]" italics="true" pageId="4" pageNumber="49">D. gibbosa</emphasis>
|
||
</taxonomicName>
|
||
, further studies on additional specimens are needed.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="34FE6559FFEEFF88FF13FAD2FBCF78BA" box="[197,1069,1231,1256]" pageId="4" pageNumber="49" type="distribution">
|
||
<paragraph id="7C5B36D2FFEEFF88FF13FAD2FBCF78BA" blockId="4.[151,1436,908,1256]" box="[197,1069,1231,1256]" pageId="4" pageNumber="49">
|
||
<emphasis id="4E90EAC0FFEEFF88FF13FAD2FEBC78BA" bold="true" box="[197,350,1231,1256]" pageId="4" pageNumber="49">Distribution.</emphasis>
|
||
Pacific Coast of southern
|
||
<collectingCountry id="04F37642FFEEFF88FD50FACCFD2B78BA" box="[646,713,1233,1256]" name="Japan" pageId="4" pageNumber="49">Japan</collectingCountry>
|
||
, the East
|
||
<collectingCountry id="04F37642FFEEFF88FCE2FACDFC9578BA" box="[820,887,1232,1256]" name="China" pageId="4" pageNumber="49">China</collectingCountry>
|
||
Sea,
|
||
<quantity id="BB1C9B37FFEEFF88FC63FACDFBCA78BA" box="[949,1064,1232,1256]" metricMagnitude="2" metricUnit="m" metricValue="2.415" metricValueMax="4.43" metricValueMin="0.4" pageId="4" pageNumber="49" unit="m" value="241.5" valueMax="443.0" valueMin="40.0">
|
||
40–
|
||
<specimenCount id="6AE2FD5BFFEEFF88FC09FACDFBCA78BA" box="[991,1064,1232,1256]" pageId="4" pageNumber="49" type="generic">443 m</specimenCount>
|
||
</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |