treatments-xml/data/0B/1D/07/0B1D07DEF8B95FE283389315CF239EE4.xml

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<document ID-CLB-Dataset="21303" ID-DOI="http://dx.doi.org/10.3897/zookeys.960.53564" ID-GBIF-Dataset="a313a131-48c3-471b-a021-631f1312068e" ID-PMC="PMC7445190" ID-Pensoft-Pub="1313-2970-960-1" ID-Pensoft-UUID="51012930AB9755AFBAA8219ACE6D3F5B" ID-PubMed="32884395" ID-ZooBank="AED2AE776C4149A5B98541865CF6DDF7" ModsDocID="1313-2970-960-1" checkinTime="1597680781633" checkinUser="pensoft" docAuthor="Lee, Chi-Woo, Tomikawa, Ko &amp; Min, Gi-Sik" docDate="2020" docId="0B1D07DEF8B95FE283389315CF239EE4" docLanguage="en" docName="ZooKeys 960: 1-15" docOrigin="ZooKeys 960" docSource="http://dx.doi.org/10.3897/zookeys.960.53564" docTitle="Pseudocrangonyx wonkimi Lee &amp; Tomikawa &amp; Min 2020, sp. nov." docType="treatment" docUuid="4C4AD30E-D4BC-49A2-9E44-C4DD6ED2B33E" docUuidSource="ZooBank" docVersion="6" id="51012930AB9755AFBAA8219ACE6D3F5B" lastPageNumber="1" masterDocId="51012930AB9755AFBAA8219ACE6D3F5B" masterDocTitle="A new cave amphipod, Pseudocrangonyx wonkimi sp. nov. (Crustacea, Amphipoda, Pseudocrangonyctidae), from the Korean Peninsula" masterLastPageNumber="15" masterPageNumber="1" pageNumber="1" updateTime="1732866588511" updateUser="ExternalLinkService">
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<mods:title id="46B15962CCF403E0D1E4EE50C3D75C79">A new cave amphipod, Pseudocrangonyx wonkimi sp. nov. (Crustacea, Amphipoda, Pseudocrangonyctidae), from the Korean Peninsula</mods:title>
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<mods:name id="863BC315DF2964A9525C96F545B64333" type="personal">
<mods:role id="E02B8A8E6DED2A3FF156319AF78B57C7">
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<mods:namePart id="E13C715664A29741351C5F70642B2B19">Lee, Chi-Woo</mods:namePart>
<mods:affiliation id="F7D219A56E68EB3452DE9C4D94526065">Department of Biological Sciences, Inha University, Incheon 22212, South Korea</mods:affiliation>
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<mods:namePart id="1E1F9FE26331D04CE56FB475D26CEF33">Tomikawa, Ko</mods:namePart>
<mods:affiliation id="3B6908C46585BF60E78F1F05336F8A8B">Department of Science Education, Graduate School of Education, Hiroshima University, Higashihiroshima 739 - 8524, Japan</mods:affiliation>
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<mods:namePart id="0A258C79B99ACBEC7ECC6CABE4537A4F">Min, Gi-Sik</mods:namePart>
<mods:affiliation id="E5402280DCB801C4C42B11659E0D3031">Department of Biological Sciences, Inha University, Incheon 22212, South Korea</mods:affiliation>
<mods:nameIdentifier id="FCF43E57194D1144F33C35308EE8B378" type="email">mingisik@inha.ac.kr</mods:nameIdentifier>
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<mods:date id="BDEEF87D6AACD4FF08D44EEC1BAAF49C">2020</mods:date>
<mods:detail id="35EBF2F4FA22BC988EA2CC6116C833D0" type="volume">
<mods:number id="5D3ADF39E4E8CD1A3EABB7AC6D03024B">960</mods:number>
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<mods:identifier id="39CC9A9F2AE18192462B96DE2C44CDB5" type="DOI">http://dx.doi.org/10.3897/zookeys.960.53564</mods:identifier>
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<treatment id="0B1D07DEF8B95FE283389315CF239EE4" ID-GBIF-Taxon="166240694" LSID="urn:lsid:zoobank.org:act:4C4AD30E-D4BC-49A2-9E44-C4DD6ED2B33E" httpUri="http://treatment.plazi.org/id/0B1D07DEF8B95FE283389315CF239EE4" lastPageNumber="1" pageId="0" pageNumber="1" scope_family="Pseudocrangonyctidae" scope_order="Amphipoda">
<subSubSection id="80926FDE6AEF65150721E8D32C8D369B" pageId="0" pageNumber="1" type="nomenclature">
<paragraph id="FE05869881BA33546131CA87846F7FB9" pageId="0" pageNumber="1">
<taxonomicName id="7561ADBFB7CA8BD5B4A953190A76AD15" ID-CoL="7ZL2P" LSID="0B1D07DE-F8B9-5FE2-8338-9315CF239EE4" authority="Lee &amp; Tomikawa &amp; Min, 2020" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi" status="sp. nov.">Pseudocrangonyx wonkimi</taxonomicName>
<taxonomicNameLabel id="3ECD7D3D37D650F98373B7891BDEC009" pageId="0" pageNumber="1">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection id="DC75726B584C0FA9707082DC958697E3" pageId="0" pageNumber="1" type="materials_examined">
<paragraph id="34475B59BA90E3295790454809F60CA1" pageId="0" pageNumber="1">Material examined.</paragraph>
<paragraph id="F798212FFA837EB0E97AB70B6A977D97" pageId="0" pageNumber="1">
<emphasis id="6137FBFCB32AACBF2EE72F1A418C0AA0" bold="true" italics="true" pageId="0" pageNumber="1">Holotype</emphasis>
: Female (NNIBRIV35119, BL = 8.9 mm), South Korea, Jeollanam-do, Hampyeong-gun, Daedong-myeon, Yongseong-ri, Jungchangjin Cave (
<geoCoordinate id="A5A98B3BF2870BEF6445767D659F06C4" degrees="35" direction="north" minutes="6.05" orientation="latitude" precision="9" value="35.100834">35°6.05'N</geoCoordinate>
,
<geoCoordinate id="A2FD6D670F6F6EB2A0ED5672AF566DA0" degrees="126" direction="east" minutes="31.99" orientation="longitude" precision="9" value="126.533165">126°31.99'E</geoCoordinate>
), 17.II.2017, Yong Gun Choi leg.
</paragraph>
<paragraph id="482848A791DA1DCABA2455E10689E21A" pageId="0" pageNumber="1">
<emphasis id="D468226B824D9352147762F16130DE6E" bold="true" italics="true" pageId="0" pageNumber="1">Paratypes</emphasis>
: 1 male (NNIBRIV36158, BL = 8.3 mm), 1 female (NNIBRIV36157, BL = 8.9 mm), collection data same as for the holotype.
</paragraph>
</subSubSection>
<subSubSection id="68934CA8B569574A888888FC5C6D9829" pageId="0" pageNumber="1" type="diagnosis">
<paragraph id="C7DCB1252D672F0F8B423FFE9351B54A" pageId="0" pageNumber="1">Diagnosis.</paragraph>
<paragraph id="35225408A953E5FF724412DC98C1800F" pageId="0" pageNumber="1">Female larger than male; antennal sinus with rounded angle; eyes absent; pereonites 3-5 with short dorsal setae; sternal gill absent; antenna 1 shorter than body length; antenna 2 with calceoli in both sexes; mandible palp article 3 longer than article 2; maxilla 1 inner plate with 4 plumose setae; maxilla 2 inner plate with oblique inner row of 4 setae; pleopod peduncles with anterodistal setae, inner margin of pleopods 1 and 2 inner rami with bifid setae; uropod 1 outer ramus with 2 marginal robust setae; uropod 3 terminal article of the outer ramus shorter than adjacent spines.; telson cleft for 25.0-27.4%.</paragraph>
</subSubSection>
<subSubSection id="4738F4DA36ECD1338AE3C7884B166E47" pageId="0" pageNumber="1" type="description">
<paragraph id="1A7AF55FC5D90A350574B3362D416DC3" pageId="0" pageNumber="1">Description.</paragraph>
<paragraph id="B28B5781DB9B8A27B4006B8CF726B5B4" pageId="0" pageNumber="1">
<emphasis id="AF8D23D94E60C0D58F8F57FE5C299894" bold="true" pageId="0" pageNumber="1">Female</emphasis>
(NNIBRIV35119, 8.9 mm). Head (Fig.
<figureCitation id="B598DD5978472ED94CEB379FC088E67E" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). Habitus, lateral view." figureDoi="10.3897/zookeys.960.53564.figure2" httpUri="https://binary.pensoft.net/fig/442299" pageId="0" pageNumber="1">2</figureCitation>
) without setae; rostrum short; lateral cephalic lobe rounded; antennal sinus shallow with rounded angle; eyes absent. Pereonites 3-5 with short dorsal setae; dorsal margin of pereonite 7 with long setae. Dorsal margins of pleonites 1-3 with long setae (Fig.
<figureCitation id="3B6BDFFD34F88537C3F53CD63A8ADEE4" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). Habitus, lateral view." figureDoi="10.3897/zookeys.960.53564.figure2" httpUri="https://binary.pensoft.net/fig/442299" pageId="0" pageNumber="1">2</figureCitation>
). Posterior margin and posteroventral corner of epimeral plate 1 each with seta; ventral and posterior margins of plate 2 with 3 and 4 setae, respectively, posteroventral corner with seta; ventral and posterior margins of plate 3 with 2 and 4 setae, respectively, posteroventral corner subquadrate with seta (Fig.
<figureCitation id="53A3A993A38FF0226EF855BA289FC7F5" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). Habitus, lateral view." figureDoi="10.3897/zookeys.960.53564.figure2" httpUri="https://binary.pensoft.net/fig/442299" pageId="0" pageNumber="1">2</figureCitation>
). Dorsal margin of urosomites 1 and 2 with seta, urosomite 3 lacking dorsal setae. Ventral margin of urosomite 1 with seta (Fig.
<figureCitation id="69F1150417357DD6D1949504D9F7014D" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). Habitus, lateral view." figureDoi="10.3897/zookeys.960.53564.figure2" httpUri="https://binary.pensoft.net/fig/442299" pageId="0" pageNumber="1">2</figureCitation>
).
</paragraph>
<caption id="CC9AB9825DC28E8962EAD9F87D3C2676" doi="10.3897/zookeys.960.53564.figure2" httpUri="https://binary.pensoft.net/fig/442299" pageId="0" pageNumber="1" start="Figure 2" startId="F2">
<paragraph id="DC1381A7D8FA059D292B74DD4338CE9F" pageId="0" pageNumber="1">
<emphasis id="8BB42A905B4FF86DF5D452BBD824884E" bold="true" pageId="0" pageNumber="1">Figure 2.</emphasis>
<taxonomicName id="4BA6BCD6A73C72FE040455835551685C" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="787DB068B7C8951DE9710B67A1123C96" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov., holotype, female (BL = 8.9 mm). Habitus, lateral view.
</paragraph>
</caption>
<paragraph id="DA096F3931D3DA089B06959E07671B9A" pageId="0" pageNumber="1">
Antenna 1 (Fig.
<figureCitation id="0F8F813F59943890F5376028E6E037B3" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm): A-H, J-M paratype, female (BL = 8.9 mm): I. A Antenna 1, lateral view B accessory flagellum of antenna 1, lateral view C antenna 2, medial view D calceolus of antenna 2, medial view E upper lip, anterior view F right mandible, medial view G incisor and lacinia mobilis process of right mandible, medial view H incisor and lacinia mobilis process of left mandible, medial view I incisor process of left mandible, medial view J lower lip, dorsal view K maxilla 1, dorsal view L apical robust setae on outer plate of maxilla 1, dorsal view M maxilla 2, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure3" httpUri="https://binary.pensoft.net/fig/442300" pageId="0" pageNumber="1">3A</figureCitation>
) 0.47 times as long as body length, peduncular articles 1-3 in length ratio of 1.0: 0.8: 0.4; accessory flagellum (Fig.
<figureCitation id="85888C5B9F964DF7A612C841BFAE9873" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm): A-H, J-M paratype, female (BL = 8.9 mm): I. A Antenna 1, lateral view B accessory flagellum of antenna 1, lateral view C antenna 2, medial view D calceolus of antenna 2, medial view E upper lip, anterior view F right mandible, medial view G incisor and lacinia mobilis process of right mandible, medial view H incisor and lacinia mobilis process of left mandible, medial view I incisor process of left mandible, medial view J lower lip, dorsal view K maxilla 1, dorsal view L apical robust setae on outer plate of maxilla 1, dorsal view M maxilla 2, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure3" httpUri="https://binary.pensoft.net/fig/442300" pageId="0" pageNumber="1">3B</figureCitation>
) 2-articulate, terminal article with 2 setae and aesthetascs; primary flagellum 1.5 times as long as peduncular articles 1-3 combined, 19-articulate, 1 aesthetasc on some articles. Antenna 2 (Fig.
<figureCitation id="2C92FE077A24B5CDBDFF0BD9F3C4DE97" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm): A-H, J-M paratype, female (BL = 8.9 mm): I. A Antenna 1, lateral view B accessory flagellum of antenna 1, lateral view C antenna 2, medial view D calceolus of antenna 2, medial view E upper lip, anterior view F right mandible, medial view G incisor and lacinia mobilis process of right mandible, medial view H incisor and lacinia mobilis process of left mandible, medial view I incisor process of left mandible, medial view J lower lip, dorsal view K maxilla 1, dorsal view L apical robust setae on outer plate of maxilla 1, dorsal view M maxilla 2, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure3" httpUri="https://binary.pensoft.net/fig/442300" pageId="0" pageNumber="1">3C, D</figureCitation>
) 0.65 times as long as antenna 1; peduncular article 5 with 2 calceoli; flagellum 0.53 times as long as peduncular articles 4 and 5 combined, consisting of 8 articles, flagellum articles 2-4 with calceolus.
</paragraph>
<caption id="694FB154BFAE3169820A183581BD24FE" doi="10.3897/zookeys.960.53564.figure3" httpUri="https://binary.pensoft.net/fig/442300" pageId="0" pageNumber="1" start="Figure 3" startId="F3">
<paragraph id="FDD6FA9A456795679CD6065BD1A01126" pageId="0" pageNumber="1">
<emphasis id="CD7963190F262978938345DDD0EC9E66" bold="true" pageId="0" pageNumber="1">Figure 3.</emphasis>
<taxonomicName id="52514033927CFC9D10ECACC99BD3B16C" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="AFA16EDE0F0273A804A1B92724CE16F9" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov., holotype, female (BL = 8.9 mm):
<emphasis id="E82C870F12E66A3128161E9D97A9C06C" bold="true" pageId="0" pageNumber="1">A-H, J-M</emphasis>
paratype, female (BL = 8.9 mm):
<emphasis id="5CD5DBD2EB8685D416B97DBD8335DED0" bold="true" pageId="0" pageNumber="1">I</emphasis>
.
<emphasis id="FAA656FEFF6ED446930A3C1FAA83D7C1" bold="true" pageId="0" pageNumber="1">A</emphasis>
Antenna 1, lateral view
<emphasis id="FF5CF56A70C920F2DC3DF16ABD83B0EA" bold="true" pageId="0" pageNumber="1">B</emphasis>
accessory flagellum of antenna 1, lateral view
<emphasis id="CDF294DF4878994106D422160E895B5E" bold="true" pageId="0" pageNumber="1">C</emphasis>
antenna 2, medial view
<emphasis id="DA6C55FE5906991FF5FA61FB90CB23B0" bold="true" pageId="0" pageNumber="1">D</emphasis>
calceolus of antenna 2, medial view
<emphasis id="9E9C47B25B7BAAB36E8E153226ADCBFB" bold="true" pageId="0" pageNumber="1">E</emphasis>
upper lip, anterior view
<emphasis id="6BD46CF44EFF269D15F6D3ACC3D2E9EC" bold="true" pageId="0" pageNumber="1">F</emphasis>
right mandible, medial view
<emphasis id="ABDBAF0AAC436580912CC94AB31E9A1A" bold="true" pageId="0" pageNumber="1">G</emphasis>
incisor and lacinia mobilis process of right mandible, medial view
<emphasis id="6994B7964E191EA962972966651EB933" bold="true" pageId="0" pageNumber="1">H</emphasis>
incisor and lacinia mobilis process of left mandible, medial view
<emphasis id="C828FF0608BC630C97A0F20C878E9ABF" bold="true" pageId="0" pageNumber="1">I</emphasis>
incisor process of left mandible, medial view
<emphasis id="65A99556C9A89F00D11CC85BCAE1A499" bold="true" pageId="0" pageNumber="1">J</emphasis>
lower lip, dorsal view
<emphasis id="847B4C1FC207305AB3EEACC9A7094D50" bold="true" pageId="0" pageNumber="1">K</emphasis>
maxilla 1, dorsal view
<emphasis id="3CFDF2678E0E69DC5985A340A4EBBB0C" bold="true" pageId="0" pageNumber="1">L</emphasis>
apical robust setae on outer plate of maxilla 1, dorsal view
<emphasis id="E73343C483D85022EA1C30542E3AA7B4" bold="true" pageId="0" pageNumber="1">M</emphasis>
maxilla 2, dorsal view.
</paragraph>
</caption>
<paragraph id="627D05A25491F76524D2BA0DA99B3E6A" pageId="0" pageNumber="1">
Upper lip (Fig.
<figureCitation id="DF938ED6F3092CDC3C0A6FF3B54E5D9E" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm): A-H, J-M paratype, female (BL = 8.9 mm): I. A Antenna 1, lateral view B accessory flagellum of antenna 1, lateral view C antenna 2, medial view D calceolus of antenna 2, medial view E upper lip, anterior view F right mandible, medial view G incisor and lacinia mobilis process of right mandible, medial view H incisor and lacinia mobilis process of left mandible, medial view I incisor process of left mandible, medial view J lower lip, dorsal view K maxilla 1, dorsal view L apical robust setae on outer plate of maxilla 1, dorsal view M maxilla 2, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure3" httpUri="https://binary.pensoft.net/fig/442300" pageId="0" pageNumber="1">3E</figureCitation>
) with rounded anterior margin, with fine setae. Mandibles (Fig.
<figureCitation id="574D9ECA42F8018E16AD5B62A6D60849" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm): A-H, J-M paratype, female (BL = 8.9 mm): I. A Antenna 1, lateral view B accessory flagellum of antenna 1, lateral view C antenna 2, medial view D calceolus of antenna 2, medial view E upper lip, anterior view F right mandible, medial view G incisor and lacinia mobilis process of right mandible, medial view H incisor and lacinia mobilis process of left mandible, medial view I incisor process of left mandible, medial view J lower lip, dorsal view K maxilla 1, dorsal view L apical robust setae on outer plate of maxilla 1, dorsal view M maxilla 2, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure3" httpUri="https://binary.pensoft.net/fig/442300" pageId="0" pageNumber="1">3F-H</figureCitation>
) with left and right incisors 5-dentate; left lacinia mobilis 5-dentate, right lacinia bifid, with many teeth; molar process triturative; accessory setal rows of left and right mandibles each with 5- and 4- pectinate setae; palp 3-articulate, article 3 with 2 A-, 14 D-, and 3 E-setae. Lower lip (Fig.
<figureCitation id="E6F5FAEB6C86DFBFB92E9E621241D812" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm): A-H, J-M paratype, female (BL = 8.9 mm): I. A Antenna 1, lateral view B accessory flagellum of antenna 1, lateral view C antenna 2, medial view D calceolus of antenna 2, medial view E upper lip, anterior view F right mandible, medial view G incisor and lacinia mobilis process of right mandible, medial view H incisor and lacinia mobilis process of left mandible, medial view I incisor process of left mandible, medial view J lower lip, dorsal view K maxilla 1, dorsal view L apical robust setae on outer plate of maxilla 1, dorsal view M maxilla 2, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure3" httpUri="https://binary.pensoft.net/fig/442300" pageId="0" pageNumber="1">3J</figureCitation>
) with broad outer lobes with fine setae, mandibular process of outer lobe rounded apically; inner lobes indistinct. Maxilla 1 (Fig.
<figureCitation id="E12AC21ECFF30F74537BB46E0008F174" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm): A-H, J-M paratype, female (BL = 8.9 mm): I. A Antenna 1, lateral view B accessory flagellum of antenna 1, lateral view C antenna 2, medial view D calceolus of antenna 2, medial view E upper lip, anterior view F right mandible, medial view G incisor and lacinia mobilis process of right mandible, medial view H incisor and lacinia mobilis process of left mandible, medial view I incisor process of left mandible, medial view J lower lip, dorsal view K maxilla 1, dorsal view L apical robust setae on outer plate of maxilla 1, dorsal view M maxilla 2, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure3" httpUri="https://binary.pensoft.net/fig/442300" pageId="0" pageNumber="1">3K, L</figureCitation>
) with inner and outer plates, and palp; inner plate subquadrate with 4 plumose setae; outer plate subrectangular with 7 serrate teeth apically; palp 2-articulate, longer than outer plate, article 2 with weakly plumose 3 apical and 4 subapical robust setae. Maxilla 2 (Fig.
<figureCitation id="8092C76E7D67F1AB3332BDF2A4C4521B" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm): A-H, J-M paratype, female (BL = 8.9 mm): I. A Antenna 1, lateral view B accessory flagellum of antenna 1, lateral view C antenna 2, medial view D calceolus of antenna 2, medial view E upper lip, anterior view F right mandible, medial view G incisor and lacinia mobilis process of right mandible, medial view H incisor and lacinia mobilis process of left mandible, medial view I incisor process of left mandible, medial view J lower lip, dorsal view K maxilla 1, dorsal view L apical robust setae on outer plate of maxilla 1, dorsal view M maxilla 2, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure3" httpUri="https://binary.pensoft.net/fig/442300" pageId="0" pageNumber="1">3M</figureCitation>
) with oblique inner row of 4 setae on inner plate. Maxilliped (Fig.
<figureCitation id="CFE38E3CC53CC526A3C77C77E21B511B" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Maxilliped, dorsal view B gnathopod 1, lateral view C serrate seta on posterodistal corner of carpus of gnathopod 1, lateral view D palmar margin of propodus and dactylus of gnathopod 1, lateral view E gnathopod 2, lateral view F serrate seta on posterodistal corner of carpus of gnathopod 2, lateral view G palmar margin of propodus and dactylus of gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure4" httpUri="https://binary.pensoft.net/fig/442301" pageId="0" pageNumber="1">4A</figureCitation>
) with inner and outer plates, and palp; inner plate with 3 apical robust setae; outer plate with 6 apical plumose setae, 3 subapical robust setae, and some medial setae; palp 4-articulate, medial margin of article 2 lined with setae, article 4 with claw.
</paragraph>
<caption id="6304A9625886FCE3D61DC8F4B684E8B6" doi="10.3897/zookeys.960.53564.figure4" httpUri="https://binary.pensoft.net/fig/442301" pageId="0" pageNumber="1" start="Figure 4" startId="F4">
<paragraph id="88F8B38FED5F7B169875AAB2949DCFB2" pageId="0" pageNumber="1">
<emphasis id="861BAA07746747E235784BB6AB8AE3E2" bold="true" pageId="0" pageNumber="1">Figure 4.</emphasis>
<taxonomicName id="691627B074ADE42B5E24D865B3AD7B14" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="A097B2F79428EECD803F57359E43D1A1" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov., holotype, female (BL = 8.9 mm).
<emphasis id="7C7EDC8EFF7F7291E2190E9763D039B0" bold="true" pageId="0" pageNumber="1">A</emphasis>
Maxilliped, dorsal view
<emphasis id="2A7E32163E42903BDE24F8B6201C6668" bold="true" pageId="0" pageNumber="1">B</emphasis>
gnathopod 1, lateral view
<emphasis id="5872D7D6A9FA9DCFFFE4C2BD50E17925" bold="true" pageId="0" pageNumber="1">C</emphasis>
serrate seta on posterodistal corner of carpus of gnathopod 1, lateral view
<emphasis id="9D526A2C982A4DEA787559FE9F8A8E01" bold="true" pageId="0" pageNumber="1">D</emphasis>
palmar margin of propodus and dactylus of gnathopod 1, lateral view
<emphasis id="2FA8C98502123A950FD0E917ADF741A2" bold="true" pageId="0" pageNumber="1">E</emphasis>
gnathopod 2, lateral view
<emphasis id="4DB8B9272E427F29DE39A977B2DC619C" bold="true" pageId="0" pageNumber="1">F</emphasis>
serrate seta on posterodistal corner of carpus of gnathopod 2, lateral view
<emphasis id="9C5B1BB5595F01DBEEB87883F5D4C972" bold="true" pageId="0" pageNumber="1">G</emphasis>
palmar margin of propodus and dactylus of gnathopod 2, lateral view.
</paragraph>
</caption>
<paragraph id="8DCC727E062F289A6DF9CD050260F877" pageId="0" pageNumber="1">
Gnathopod 1 (Fig.
<figureCitation id="07E90DEDCD4CC0355338C6E95D4A6C17" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Maxilliped, dorsal view B gnathopod 1, lateral view C serrate seta on posterodistal corner of carpus of gnathopod 1, lateral view D palmar margin of propodus and dactylus of gnathopod 1, lateral view E gnathopod 2, lateral view F serrate seta on posterodistal corner of carpus of gnathopod 2, lateral view G palmar margin of propodus and dactylus of gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure4" httpUri="https://binary.pensoft.net/fig/442301" pageId="0" pageNumber="1">4B, C</figureCitation>
) with subrectanqular coxal plate, bearing setae on anterior margin and anterodistal corner, width 1.7 times as long as depth; basis thick and short, anterior margin bare, submargin with setae, posterior margin with 7 long setae; posterodistal corner of carpus with serrate robust seta; propodus stout, subtriangular, palmar margin with 14 robust setae in 2 rows, some distally notched; posterior margin of dactylus dentate (Fig.
<figureCitation id="2FA00EC57D000FE7C31E9889C412F163" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Maxilliped, dorsal view B gnathopod 1, lateral view C serrate seta on posterodistal corner of carpus of gnathopod 1, lateral view D palmar margin of propodus and dactylus of gnathopod 1, lateral view E gnathopod 2, lateral view F serrate seta on posterodistal corner of carpus of gnathopod 2, lateral view G palmar margin of propodus and dactylus of gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure4" httpUri="https://binary.pensoft.net/fig/442301" pageId="0" pageNumber="1">4D</figureCitation>
). Gnathopod 2 (Fig.
<figureCitation id="759DF0F11A206EB4C6A675EB825FEFCF" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Maxilliped, dorsal view B gnathopod 1, lateral view C serrate seta on posterodistal corner of carpus of gnathopod 1, lateral view D palmar margin of propodus and dactylus of gnathopod 1, lateral view E gnathopod 2, lateral view F serrate seta on posterodistal corner of carpus of gnathopod 2, lateral view G palmar margin of propodus and dactylus of gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure4" httpUri="https://binary.pensoft.net/fig/442301" pageId="0" pageNumber="1">4E, F</figureCitation>
) with rounded subquadrate coxal plate, with setae on its anterior to ventral margins, width 1.3 times as long as depth; basis slender with short setae on anterior margin, posterior margin with 8 long setae; posterodistal corner of carpus with serrate robust seta; propodus more slender than that of gnathopod 1, palmar margin with 14 robust setae in 2 rows, some distally notched; posterior margin of dactylus dentate (Fig.
<figureCitation id="BE6CDA0EDB003346527B8BC735A52685" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Maxilliped, dorsal view B gnathopod 1, lateral view C serrate seta on posterodistal corner of carpus of gnathopod 1, lateral view D palmar margin of propodus and dactylus of gnathopod 1, lateral view E gnathopod 2, lateral view F serrate seta on posterodistal corner of carpus of gnathopod 2, lateral view G palmar margin of propodus and dactylus of gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure4" httpUri="https://binary.pensoft.net/fig/442301" pageId="0" pageNumber="1">4G</figureCitation>
).
</paragraph>
<paragraph id="C6944EFC85CA823605653D356B7174CA" pageId="0" pageNumber="1">
Pereopod 3 (Fig.
<figureCitation id="B16F4526B3C651DF76B00C56E30B0D42" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5A</figureCitation>
) with subquadrate coxal plate bearing setae on anterior to ventral margins, width 1.5 times as long as depth; anterior and posterior margins of basis with short and long setae, respectively; merus, carpus, and propodus in length ratio of 1.0: 0.7: 0.7; posterior margin of dactylus with 2 setae (Fig.
<figureCitation id="07C7BD3D5B76F63267A41F5BDF65E31A" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5B</figureCitation>
). Pereopod 4 (Fig.
<figureCitation id="4968369EAB85AA2EAD8048B2E284376B" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5C</figureCitation>
) with subquadrate coxal plate bearing setae on anterior to ventral margins, width 1.7 times as long as depth; anterior and posterior margins of basis with setae; merus, carpus, and propodus in length ratio of 1.0: 0.8: 0.8; posterior margin of dactylus with 2 setae (Fig.
<figureCitation id="9B4053ABB0E5D7ED3384D64F5FD6EC52" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5D</figureCitation>
). Pereopod 5 (Fig.
<figureCitation id="09BBF8B07AAB535D0704314F6F2EAA95" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5E</figureCitation>
) with weakly bilobed coxal plate bearing setae on anterior to posterior lobes; anterior and posterior margins of basis with setae; merus, carpus, and propodus in length ratio of 1.0: 0.8: 0.8; anterior margin of dactylus with 2 setae (Fig.
<figureCitation id="4D6A08386E835730F99684654E47F5D7" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5F</figureCitation>
). Pereopod 6 (Fig.
<figureCitation id="FE34A0ED48BAD68707BE34D48B1B02A7" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5G</figureCitation>
) with weakly bilobed coxal plate bearing setae on posterior lobes; anterior and posterior margins of basis with setae; merus, carpus, and propodus in length ratio of 1.0: 0.9: 0.9; anterior margin of dactylus with 2 setae (Fig.
<figureCitation id="A78C6A4AD34BA1675CC6F6F2055C80EF" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5H</figureCitation>
). Pereopod 7 (Fig.
<figureCitation id="3E760ECFB768ECFB7E96AC5F91EB949D" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5I</figureCitation>
) with posteriorly tapering coxal plate, ventral margin weakly concave, with seta on posterodistal corner; anterior and posterior margins of basis with short setae; merus, carpus, and propodus in length ratio of 1.0: 1.0: 1.0; anterior margin of dactylus with 2 setae (Fig.
<figureCitation id="10617B8CED650C39E6AE077CEF15E578" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5J</figureCitation>
).
</paragraph>
<caption id="8BDCA31DC08F5496C93EE87CE10E7458" doi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1" start="Figure 5" startId="F5">
<paragraph id="6004DE0F370588690FB924D8E4EB067F" pageId="0" pageNumber="1">
<emphasis id="C7F5E9D57D248A09755FF26A19B2118A" bold="true" pageId="0" pageNumber="1">Figure 5.</emphasis>
<taxonomicName id="0D4C3DC53686CDB6B76DBAFC544D638F" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="2B0CF8021346F733AED66AB647C156A6" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov., holotype, female (BL = 8.9 mm).
<emphasis id="929A3F9C85732A041409C17E4C503E8F" bold="true" pageId="0" pageNumber="1">A</emphasis>
Pereopod 3, lateral view
<emphasis id="1044ADDE5C676609CAE8160C08E0654C" bold="true" pageId="0" pageNumber="1">B</emphasis>
dactylus of pereopod 3, lateral view
<emphasis id="6395B8D788DA1754B0C81B3D01165D5B" bold="true" pageId="0" pageNumber="1">C</emphasis>
pereopod 4, lateral view
<emphasis id="E77B525D295CF6C579E432BB13B7BCB2" bold="true" pageId="0" pageNumber="1">D</emphasis>
dactylus of pereopod 4, lateral view
<emphasis id="AA44B4B40D664C421FBDC752680DB92B" bold="true" pageId="0" pageNumber="1">E</emphasis>
pereopod 5, lateral view
<emphasis id="986A82893D3373997FF1855E3B011794" bold="true" pageId="0" pageNumber="1">F</emphasis>
dactylus of pereopod 5, lateral view
<emphasis id="828235760F9F8CB5145CC85EAC8F51BA" bold="true" pageId="0" pageNumber="1">G</emphasis>
pereopod 6, lateral view
<emphasis id="A31D4D96F5BF5C5EB356FFEB5C46E14A" bold="true" pageId="0" pageNumber="1">H</emphasis>
dactylus of pereopod 6, lateral view
<emphasis id="5F93AE12C3E01DD9813D1B7D07BDCC8C" bold="true" pageId="0" pageNumber="1">I</emphasis>
pereopod 7, lateral view
<emphasis id="9D0373B4A822E9297EA9C1CB0A366937" bold="true" pageId="0" pageNumber="1">J</emphasis>
dactylus of pereopod 7, lateral view.
</paragraph>
</caption>
<paragraph id="29015BEF2EE05CC968EA35B090E0C902" pageId="0" pageNumber="1">
Coxal gills (Fig.
<figureCitation id="63BE83D8AD946D13F4B14FDF93686A98" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Maxilliped, dorsal view B gnathopod 1, lateral view C serrate seta on posterodistal corner of carpus of gnathopod 1, lateral view D palmar margin of propodus and dactylus of gnathopod 1, lateral view E gnathopod 2, lateral view F serrate seta on posterodistal corner of carpus of gnathopod 2, lateral view G palmar margin of propodus and dactylus of gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure4" httpUri="https://binary.pensoft.net/fig/442301" pageId="0" pageNumber="1">4E</figureCitation>
,
<figureCitation id="8FA1E0072CF796B5C513E1D024CC991F" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5A, C, E, G</figureCitation>
) on gnathopod 2 and pereopods 3-6; sternal gills absent.
</paragraph>
<paragraph id="E89D4F66737034EFE32D2BA87CA35B7F" pageId="0" pageNumber="1">
Brood plates (Fig.
<figureCitation id="EBBC94512132676DE52BCC1C2D4AF3FF" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Maxilliped, dorsal view B gnathopod 1, lateral view C serrate seta on posterodistal corner of carpus of gnathopod 1, lateral view D palmar margin of propodus and dactylus of gnathopod 1, lateral view E gnathopod 2, lateral view F serrate seta on posterodistal corner of carpus of gnathopod 2, lateral view G palmar margin of propodus and dactylus of gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure4" httpUri="https://binary.pensoft.net/fig/442301" pageId="0" pageNumber="1">4E</figureCitation>
,
<figureCitation id="05B1D0A5E786C6FB657DB67957A9B806" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A Pereopod 3, lateral view B dactylus of pereopod 3, lateral view C pereopod 4, lateral view D dactylus of pereopod 4, lateral view E pereopod 5, lateral view F dactylus of pereopod 5, lateral view G pereopod 6, lateral view H dactylus of pereopod 6, lateral view I pereopod 7, lateral view J dactylus of pereopod 7, lateral view." figureDoi="10.3897/zookeys.960.53564.figure5" httpUri="https://binary.pensoft.net/fig/442302" pageId="0" pageNumber="1">5A, C, E</figureCitation>
) slender with numerous setae, on gnathopod 2 and pereopods 3-5.
</paragraph>
<paragraph id="355B5A88C526236FE563485B51837701" pageId="0" pageNumber="1">
Peduncles of pleopods 1-3 (Fig.
<figureCitation id="0D91E114D9ADA87FB8368DC21F80BEB9" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A, C, E Pleopods 1 - 3, lateral view, plumose setae on rami omitted B, D, F retinacula on peduncle of pleopod 1 - 3, lateral view G uropod 1, dorsal view H uropod 2, dorsal view I uropod 3, dorsal view J terminal article of uropod 3, dorsal view K telson, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure6" httpUri="https://binary.pensoft.net/fig/442303" pageId="0" pageNumber="1">6A, C, E</figureCitation>
) lacking marginal setae, anterodistal corners with 2 setae. Pleopods 1-3 with paired retinacula (Fig.
<figureCitation id="E7B3E13CD27F125F1F0A1F8A586A0AAC" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A, C, E Pleopods 1 - 3, lateral view, plumose setae on rami omitted B, D, F retinacula on peduncle of pleopod 1 - 3, lateral view G uropod 1, dorsal view H uropod 2, dorsal view I uropod 3, dorsal view J terminal article of uropod 3, dorsal view K telson, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure6" httpUri="https://binary.pensoft.net/fig/442303" pageId="0" pageNumber="1">6B, D, F</figureCitation>
). Pleopods 1 and 2 with bifid seta (clothes-pin seta) on inner basal margin of inner ramus; pleopods 1-3 inner ramus 7-, 7-, and 5-articulate, respectively; pleopods 1-3 outer ramus 8-, 7-, and 5-articulate, respectively.
</paragraph>
<caption id="E0C19C457F647EF6B353722AC6378040" doi="10.3897/zookeys.960.53564.figure6" httpUri="https://binary.pensoft.net/fig/442303" pageId="0" pageNumber="1" start="Figure 6" startId="F6">
<paragraph id="06B75C802B9E0E624E90CD6F8344532A" pageId="0" pageNumber="1">
<emphasis id="C3878E02E80F1DB56ABEE557C882FBC4" bold="true" pageId="0" pageNumber="1">Figure 6.</emphasis>
<taxonomicName id="47FD03C29A13A12EBA2EEEC42E0C2FCB" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="8DFAED7A068FE167917FFC18FDDDFCFF" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov., holotype, female (BL = 8.9 mm).
<emphasis id="787EEE9830A16B81BB7498569CFE50AF" bold="true" pageId="0" pageNumber="1">A, C, E</emphasis>
Pleopods 1-3, lateral view, plumose setae on rami omitted
<emphasis id="F9233278631D474DCD32B4439061B8F2" bold="true" pageId="0" pageNumber="1">B, D, F</emphasis>
retinacula on peduncle of pleopod 1-3, lateral view
<emphasis id="3C8F9F8901B27AC436EAA804FD677F93" bold="true" pageId="0" pageNumber="1">G</emphasis>
uropod 1, dorsal view
<emphasis id="8BA46CBC5C3EA6618C3D38F25E10B5C8" bold="true" pageId="0" pageNumber="1">H</emphasis>
uropod 2, dorsal view
<emphasis id="C7C5DC827BF92D0757A96C7F0890AC03" bold="true" pageId="0" pageNumber="1">I</emphasis>
uropod 3, dorsal view
<emphasis id="2C3BB53B8FC7601E5928BBF947232AEC" bold="true" pageId="0" pageNumber="1">J</emphasis>
terminal article of uropod 3, dorsal view
<emphasis id="25B45A0E9CB1558A54488993F3964626" bold="true" pageId="0" pageNumber="1">K</emphasis>
telson, dorsal view.
</paragraph>
</caption>
<paragraph id="CF2ECF33C897392F6F167972FB99CB22" pageId="0" pageNumber="1">
Uropod 1 (Fig.
<figureCitation id="89B27E1B8576B6DC2D932EB4E7738D99" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A, C, E Pleopods 1 - 3, lateral view, plumose setae on rami omitted B, D, F retinacula on peduncle of pleopod 1 - 3, lateral view G uropod 1, dorsal view H uropod 2, dorsal view I uropod 3, dorsal view J terminal article of uropod 3, dorsal view K telson, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure6" httpUri="https://binary.pensoft.net/fig/442303" pageId="0" pageNumber="1">6G</figureCitation>
) with basofacial seta on peduncle; inner ramus 0.7 times as long as peduncle, inner and outer margins with 3 and 2 robust setae, respectively, basal part with 4 slender setae; outer ramus 0.8 times as long as inner ramus, with 2 outer marginal robust setae. Uropod 2 (Fig.
<figureCitation id="92C9FF0C9BC20CD9277631B078A6BA5B" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A, C, E Pleopods 1 - 3, lateral view, plumose setae on rami omitted B, D, F retinacula on peduncle of pleopod 1 - 3, lateral view G uropod 1, dorsal view H uropod 2, dorsal view I uropod 3, dorsal view J terminal article of uropod 3, dorsal view K telson, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure6" httpUri="https://binary.pensoft.net/fig/442303" pageId="0" pageNumber="1">6H</figureCitation>
) with inner ramus 1.1 times as long as peduncle, inner and outer margins each with 2 robust setae; outer ramus 0.7 times as long as inner ramus, with 2 outer marginal robust setae, respectively. Uropod 3 (Fig.
<figureCitation id="7386870092BF726FB07671E4BA8FE8A6" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A, C, E Pleopods 1 - 3, lateral view, plumose setae on rami omitted B, D, F retinacula on peduncle of pleopod 1 - 3, lateral view G uropod 1, dorsal view H uropod 2, dorsal view I uropod 3, dorsal view J terminal article of uropod 3, dorsal view K telson, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure6" httpUri="https://binary.pensoft.net/fig/442303" pageId="0" pageNumber="1">6I, J</figureCitation>
) with peduncle 0.3 times as long as outer ramus; inner ramus absent; outer ramus 2-articulate, proximal article with robust setae, terminal article 0.1 times as long as proximal article, with 3 distal setae.
</paragraph>
<paragraph id="A083D9EF3DCEC125CD7AEB516B26D921" pageId="0" pageNumber="1">
Telson (Fig.
<figureCitation id="A945CADA461EBA96FB4074347657B12E" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Pseudocrangonyx wonkimi sp. nov., holotype, female (BL = 8.9 mm). A, C, E Pleopods 1 - 3, lateral view, plumose setae on rami omitted B, D, F retinacula on peduncle of pleopod 1 - 3, lateral view G uropod 1, dorsal view H uropod 2, dorsal view I uropod 3, dorsal view J terminal article of uropod 3, dorsal view K telson, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure6" httpUri="https://binary.pensoft.net/fig/442303" pageId="0" pageNumber="1">6K</figureCitation>
) length 1.57 times as long as wide, cleft for 25.0% of its length, each telson lobe apical with penicillate seta and 2 robust setae.
</paragraph>
<paragraph id="E3CA642B6035D7FD7D779D655A9C083C" pageId="0" pageNumber="1">
<emphasis id="974BCC477D404C002754DCCCB1DB4C3F" bold="true" pageId="0" pageNumber="1">Male</emphasis>
(NNIBRIV36158, BL = 8.3 mm). Antenna 1 (Fig.
<figureCitation id="476DDB74B026C23DD11EEEA6C5A8D984" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Pseudocrangonyx wonkimi sp. nov., paratype, male (BL = 8.3 mm). A Antenna 1, medial view B accessory flagellum of antenna 1, medial view C antenna 2, medial view D gnathopod 1, lateral view E gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure7" httpUri="https://binary.pensoft.net/fig/442304" pageId="0" pageNumber="1">7A, B</figureCitation>
) 0.36 times as long as body length, primary flagellum 14-articulate, 1 aesthetasc on some articles. Antenna 2 (Fig.
<figureCitation id="E75E2161AEB773A4F83777970A6BA16D" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Pseudocrangonyx wonkimi sp. nov., paratype, male (BL = 8.3 mm). A Antenna 1, medial view B accessory flagellum of antenna 1, medial view C antenna 2, medial view D gnathopod 1, lateral view E gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure7" httpUri="https://binary.pensoft.net/fig/442304" pageId="0" pageNumber="1">7C</figureCitation>
) 0.66 times as long as antenna 1; flagellum 0.33 times as long as peduncular articles 4 and 5 combined, consisting of 5 articles, articles 1 and 2 with calceolus.
</paragraph>
<caption id="5FEE6A25257FA61CB10A0476433D46CD" doi="10.3897/zookeys.960.53564.figure7" httpUri="https://binary.pensoft.net/fig/442304" pageId="0" pageNumber="1" start="Figure 7" startId="F7">
<paragraph id="6AB2C9F3CF9059B759A376C7991062F0" pageId="0" pageNumber="1">
<emphasis id="FF0C3F2BE171273028C22ED6AA3F28D3" bold="true" pageId="0" pageNumber="1">Figure 7.</emphasis>
<taxonomicName id="3F714BB3025F594BE9AEFDAF1E53544B" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="5C7FD3187452ED7E715C840CD513F6B6" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov., paratype, male (BL = 8.3 mm).
<emphasis id="038F84C78DE5A6CCFDD1858B6895C2E8" bold="true" pageId="0" pageNumber="1">A</emphasis>
Antenna 1, medial view
<emphasis id="A771548A151AEB83B9AAD798BBF0FC9A" bold="true" pageId="0" pageNumber="1">B</emphasis>
accessory flagellum of antenna 1, medial view
<emphasis id="FE1DAE08333FD3045668A1CC889F9865" bold="true" pageId="0" pageNumber="1">C</emphasis>
antenna 2, medial view
<emphasis id="21BA7C7CFCF5E5EAB11C12B140BAFC90" bold="true" pageId="0" pageNumber="1">D</emphasis>
gnathopod 1, lateral view
<emphasis id="CD99E42FE2D4118FCCD83E167DD1AA2C" bold="true" pageId="0" pageNumber="1">E</emphasis>
gnathopod 2, lateral view.
</paragraph>
</caption>
<paragraph id="1F9CAE4056F90E111C2CF21D349CBAAC" pageId="0" pageNumber="1">
Gnathopod 1 (Fig.
<figureCitation id="5AF298380D71771DC84DD8087E079F32" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Pseudocrangonyx wonkimi sp. nov., paratype, male (BL = 8.3 mm). A Antenna 1, medial view B accessory flagellum of antenna 1, medial view C antenna 2, medial view D gnathopod 1, lateral view E gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure7" httpUri="https://binary.pensoft.net/fig/442304" pageId="0" pageNumber="1">7D</figureCitation>
) carpus with serrate seta on posterodistal corner; palmar margin of propodus with 10 robust setae in 2 rows, some distally notched. Gnathopod 2 (Fig.
<figureCitation id="715ED09A539297348D40616FE0C731E1" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Pseudocrangonyx wonkimi sp. nov., paratype, male (BL = 8.3 mm). A Antenna 1, medial view B accessory flagellum of antenna 1, medial view C antenna 2, medial view D gnathopod 1, lateral view E gnathopod 2, lateral view." figureDoi="10.3897/zookeys.960.53564.figure7" httpUri="https://binary.pensoft.net/fig/442304" pageId="0" pageNumber="1">7E</figureCitation>
) carpus with serrate seta on posterodistal corner; palmar margin of propodus with 11 robust setae in 2 rows, some distally notched.
</paragraph>
<paragraph id="BE9132A9AA8A704E8CB49FEE7AED28BD" pageId="0" pageNumber="1">
Uropod 1 (Fig.
<figureCitation id="8F5C051C49C340034B692A6F272BA0E0" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Pseudocrangonyx wonkimi sp. nov., paratype, male (BL = 8.3 mm). A Uropod 1, ventral view B uropod 2, ventral view C uropod 3, ventral view D terminal article of uropod 3, ventral view E telson, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure8" httpUri="https://binary.pensoft.net/fig/442305" pageId="0" pageNumber="1">8A</figureCitation>
) with inner ramus 0.7 times as long as peduncle; inner and outer margins with 2 and 1 robust setae, respectively, basal part with 2 slender setae; outer ramus with 2 marginal robust setae. Uropod 2 (Fig.
<figureCitation id="C4B918896DE598B1E747A09BBDBCC80F" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Pseudocrangonyx wonkimi sp. nov., paratype, male (BL = 8.3 mm). A Uropod 1, ventral view B uropod 2, ventral view C uropod 3, ventral view D terminal article of uropod 3, ventral view E telson, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure8" httpUri="https://binary.pensoft.net/fig/442305" pageId="0" pageNumber="1">8B</figureCitation>
) with peduncle 0.95 times as long as inner ramus; inner ramus 1.4 times as long as outer ramus, distal part with 3 serrate, 4 simple robust setae. Uropod 3 (Fig.
<figureCitation id="20E223A7618E2C3776883220DD1DA1FA" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Pseudocrangonyx wonkimi sp. nov., paratype, male (BL = 8.3 mm). A Uropod 1, ventral view B uropod 2, ventral view C uropod 3, ventral view D terminal article of uropod 3, ventral view E telson, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure8" httpUri="https://binary.pensoft.net/fig/442305" pageId="0" pageNumber="1">8C, D</figureCitation>
) with outer ramus terminal article 0.2 times as long as proximal article.
</paragraph>
<caption id="249E60C5F2A59724C35B39D35A7F372E" doi="10.3897/zookeys.960.53564.figure8" httpUri="https://binary.pensoft.net/fig/442305" pageId="0" pageNumber="1" start="Figure 8" startId="F8">
<paragraph id="931424B7FD09903B6A8ECCD23B0B85B6" pageId="0" pageNumber="1">
<emphasis id="005C52819D6E542ADAB67F47A7906FA0" bold="true" pageId="0" pageNumber="1">Figure 8.</emphasis>
<taxonomicName id="6F2C96A61478E064AB553A3596F9F2D7" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="6BC67BD830628436906D514F66703F71" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov., paratype, male (BL = 8.3 mm).
<emphasis id="12ECF368F60B57B6AA40A3AF154FFDE4" bold="true" pageId="0" pageNumber="1">A</emphasis>
Uropod 1, ventral view
<emphasis id="16119625BFBE65D65D9F7A792EE55952" bold="true" pageId="0" pageNumber="1">B</emphasis>
uropod 2, ventral view
<emphasis id="9EF096022837E96371EF7D10D5F78720" bold="true" pageId="0" pageNumber="1">C</emphasis>
uropod 3, ventral view
<emphasis id="C008C75CCAB216A546C2C4256F0981D7" bold="true" pageId="0" pageNumber="1">D</emphasis>
terminal article of uropod 3, ventral view
<emphasis id="8F2105EEE0507664D7CEAF16D896C47F" bold="true" pageId="0" pageNumber="1">E</emphasis>
telson, dorsal view.
</paragraph>
</caption>
<paragraph id="2AE940DF86090CCDA48C2B29F50D5396" pageId="0" pageNumber="1">
Telson (Fig.
<figureCitation id="3A77ED5A958F9897328E86146DADA503" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Pseudocrangonyx wonkimi sp. nov., paratype, male (BL = 8.3 mm). A Uropod 1, ventral view B uropod 2, ventral view C uropod 3, ventral view D terminal article of uropod 3, ventral view E telson, dorsal view." figureDoi="10.3897/zookeys.960.53564.figure8" httpUri="https://binary.pensoft.net/fig/442305" pageId="0" pageNumber="1">8E</figureCitation>
) length 1.38 times as long as wide, cleft for 27.4% of its length.
</paragraph>
</subSubSection>
<subSubSection id="DAD0907B39F4F7A71C9A703C5218A10B" pageId="0" pageNumber="1" type="distribution">
<paragraph id="AC9992B8F11F420102FB287604DE6D8D" pageId="0" pageNumber="1">Distribution.</paragraph>
<paragraph id="FA8EF814FB69D6DA1BAA8836F972D416" pageId="0" pageNumber="1">Known only from the type locality.</paragraph>
</subSubSection>
<subSubSection id="BF71E9BD52F26AFA9324CC722433DA91" pageId="0" pageNumber="1" type="etymology">
<paragraph id="A87736EC247922E2691D84ACA17A95A4" pageId="0" pageNumber="1">Etymology.</paragraph>
<paragraph id="0F7314276BD6E64DF66D06D904F052FB" pageId="0" pageNumber="1">The name of the new species is dedicated to Prof. Won Kim (Seoul National University, South Korea), who has significantly contributed to our knowledge of crustaceans in South Korea.</paragraph>
</subSubSection>
<subSubSection id="4E4D6935C65E660CD3D4242AF68AF914" pageId="0" pageNumber="1" type="dna sequences">
<paragraph id="BB75EF65C5C9C0516B809FED3EE4E14C" pageId="0" pageNumber="1">DNA sequences.</paragraph>
<paragraph id="155C3B010E604AE6197416F528F38047" pageId="0" pageNumber="1">Sequences of COI gene (MT316534 and MT316535) were determined from two specimens (NNIBRIV35119 and NNIBRIV36158).</paragraph>
</subSubSection>
<subSubSection id="213D8C07539BCDEF61279B592B3AE7E6" pageId="0" pageNumber="1" type="molecular analyses">
<paragraph id="C7AAEB7DD66A65206914456B1EF08D6D" pageId="0" pageNumber="1">Molecular analyses.</paragraph>
<paragraph id="07A7AC0760CB509F9F036035E7D8C58F" pageId="0" pageNumber="1">
The topologies of the BI and ML trees were identical (Fig.
<figureCitation id="AF57DD85DA7439E52245A4ED53A5177B" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Maximum likelihood and Bayesian inference analyses based on mitochondrial COI sequences. Numbers on nodes represent bootstrap values for maximum likelihood and Bayesian posterior probabilities." figureDoi="10.3897/zookeys.960.53564.figure9" httpUri="https://binary.pensoft.net/fig/442306" pageId="0" pageNumber="1">9</figureCitation>
).
<taxonomicName id="451EB28B4BA34CA6B188686CAC1BB660" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="E774A4E87AACD45E532F2E1C243ADF25" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov. and
<taxonomicName id="CFDF55FB8F47052A854166EFAE094E5B" lsidName="P. joolaei" pageId="0" pageNumber="1" rank="species" species="joolaei">
<emphasis id="4305887DA2B2B4D0B32EA04C89F85ECF" italics="true" pageId="0" pageNumber="1">P. joolaei</emphasis>
</taxonomicName>
<bibRefCitation id="18D3EAF02E0F361D2D1393121873C0CB" DOI="https://doi.org/10.11646/zootaxa.4731.3.2" author="Lee, CW" journalOrPublisher="Zootaxa" pageId="0" pageNumber="1" pagination="321 - 334" refId="B8" refString="Lee, CW, Tomikawa, K, Nakano, T, Min, GS, 2020. A new species of the genus Pseudocrangonyx (Crustacea: Amphipoda: Pseudocrangonyctidae) from Simbok Cave, Korea. Zootaxa 4731: 321 - 334, DOI: https://doi.org/10.11646/zootaxa.4731.3.2" title="A new species of the genus Pseudocrangonyx (Crustacea: Amphipoda: Pseudocrangonyctidae) from Simbok Cave, Korea." url="https://doi.org/10.11646/zootaxa.4731.3.2" volume="4731" year="2020">Lee et al., 2020</bibRefCitation>
showed the closest relationship.
</paragraph>
<caption id="EC440EB740DA32AB1A7D41B2590AB62B" doi="10.3897/zookeys.960.53564.figure9" httpUri="https://binary.pensoft.net/fig/442306" pageId="0" pageNumber="1" start="Figure 9" startId="F9">
<paragraph id="929D2E031D4AE6621F27C4389BF86CC3" pageId="0" pageNumber="1">
<emphasis id="9D8BF0A13C2470E6CCC5E273432396BC" bold="true" pageId="0" pageNumber="1">Figure 9.</emphasis>
Maximum likelihood and Bayesian inference analyses based on mitochondrial COI sequences. Numbers on nodes represent bootstrap values for maximum likelihood and Bayesian posterior probabilities.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="E334CB3EE23593B019B4938F03136056" pageId="0" pageNumber="1" type="remarks">
<paragraph id="5946050B7EEE935896D99E4E26149ABD" pageId="0" pageNumber="1">Remarks.</paragraph>
<paragraph id="0A04C579B8951328905237576AB20DE5" pageId="0" pageNumber="1">
We revealed that
<taxonomicName id="2C7768953AF7A36CDF72CBD9EB1EF48D" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="848E219A69AABB5D178EDE7D76654DDC" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov. is most closely related to
<taxonomicName id="7262ECA7CED838974BD7B8EFF727F7F8" lsidName="P. joolaei" pageId="0" pageNumber="1" rank="species" species="joolaei">
<emphasis id="42D4257938D139518C105CBEA2009749" italics="true" pageId="0" pageNumber="1">P. joolaei</emphasis>
</taxonomicName>
<bibRefCitation id="3C69B1F468E3E69E8605FF471F6D5DD3" DOI="https://doi.org/10.11646/zootaxa.4731.3.2" author="Lee, CW" journalOrPublisher="Zootaxa" pageId="0" pageNumber="1" pagination="321 - 334" refId="B8" refString="Lee, CW, Tomikawa, K, Nakano, T, Min, GS, 2020. A new species of the genus Pseudocrangonyx (Crustacea: Amphipoda: Pseudocrangonyctidae) from Simbok Cave, Korea. Zootaxa 4731: 321 - 334, DOI: https://doi.org/10.11646/zootaxa.4731.3.2" title="A new species of the genus Pseudocrangonyx (Crustacea: Amphipoda: Pseudocrangonyctidae) from Simbok Cave, Korea." url="https://doi.org/10.11646/zootaxa.4731.3.2" volume="4731" year="2020">Lee et al., 2020</bibRefCitation>
based on molecular analyses. The genetic distance between these two species was 15.1% for the COI gene, and this distance is larger than that between members of two distinct species among the other congeners examined.
<taxonomicName id="A5A7FAB4A7736437C74B2C80F4B8C87C" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="F2BA4B09446043C7663E65BC8B839D16" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov. is distinguished from
<taxonomicName id="7BAD81B7B7E0F29A02B54FD8273482F6" lsidName="P. joolaei" pageId="0" pageNumber="1" rank="species" species="joolaei">
<emphasis id="E0BED58B586D2FC83B6FAB0723B7CFE3" italics="true" pageId="0" pageNumber="1">P. joolaei</emphasis>
</taxonomicName>
in having the following features (features of
<taxonomicName id="B16E32BAB9836D7100B9B0392E092AB5" lsidName="P. joolaei" pageId="0" pageNumber="1" rank="species" species="joolaei">
<emphasis id="83AF05947585FB882246F474CCEEC465" italics="true" pageId="0" pageNumber="1">P. joolaei</emphasis>
</taxonomicName>
in parentheses): 1) sternal gill absent (present), 2) maxilla 1 inner plate with 4 (6) plumose setae, 3) carpus of gnathopods 1 and 2 each with serrate robust seta (with 2-3) on the posterodistal corner, 4) inner basal margin of inner rami of pleopod 3 without (with) bifid seta, and 5) less than 10 (more than 10) articles on the rami of pleopods.
</paragraph>
<paragraph id="BE4DFA7A5C289101F9500A7DC1699233" pageId="0" pageNumber="1">
<taxonomicName id="4678B9A724CABE3CBA366B29D8EB10F7" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="4D36AEF3CB53A3237CD3EDE67A941FF9" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov. is morphologically similar to
<taxonomicName id="8607215EF15E040D3ACB2D850865279F" lsidName="P. akatsukai" pageId="0" pageNumber="1" rank="species" species="akatsukai">
<emphasis id="70DD30FF4F93DE902063E8778F02924A" italics="true" pageId="0" pageNumber="1">P. akatsukai</emphasis>
</taxonomicName>
Tomikawa &amp; Nakano, 2018 in having 1) eyes completely absent, 2) sternal gill absent 3) urosomite 1 with ventral robust seta, 4) antenna 2 with calceoli in both sexes 5) carpi of gnathopods 1 and 2 with serrate robust setae on posterodistal corner, and 6) inner rami of pleopods with bifid setae on inner margin. However, the former is distinguished from the latter by the following features (features of
<taxonomicName id="00B81E2E2C636328A27501E429674BBB" lsidName="P. akatsukai" pageId="0" pageNumber="1" rank="species" species="akatsukai">
<emphasis id="2188E67E6E5EAB3AC492D814D7FB1D42" italics="true" pageId="0" pageNumber="1">P. akatsukai</emphasis>
</taxonomicName>
in parentheses): 1) pereonites 3-5 (1-7) with short dorsal setae, 2) antenna 1 shorter (longer) than as long as body length half, 3) male antenna 2 flagellum 0.33 (0.53) times as long as peduncular articles 4 and 5 combined, 4) carpi of gnathopods 1 and 2 with 1 (with 3-5) serrate robust setae on posterodistal corner, 5) length ratio of merus, carpus, propodus 1.0: 1.0: 1.0 (1.0: 1.1: 1.1) of pereopod 7, and 6) telson cleft for 25.0-27.4% (6.6-12.3%) of length.
</paragraph>
<paragraph id="186C1EAD493EF66E4D328BAE47599257" pageId="0" pageNumber="1">
<taxonomicName id="28C9CCCE88D36C5675FBA6D95FDA603A" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="EBA08B65E939F052D6057368CB934CF6" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov. is similar to
<taxonomicName id="F8A51A4122BE6379B7FB1A753B2CF64C" lsidName="P. elegantulus" pageId="0" pageNumber="1" rank="species" species="elegantulus">
<emphasis id="94810ABA810C8D5BC8B5FCCD2780C359" italics="true" pageId="0" pageNumber="1">P. elegantulus</emphasis>
</taxonomicName>
Zhao &amp; Hou, 2017 in having 1) urosomite 3 dorsal margin without seta, 2) sternal gill absent, 3) accessory flagellum of antenna 1 subequal first article of primary flagellum, and 4) antenna 2 with calceoli in both sexes. However,
<taxonomicName id="B83712D484E26498D5255AD5DE716B8B" lsidName="P. wonkimi" pageId="0" pageNumber="1" rank="species" species="wonkimi">
<emphasis id="9AC6162208A4BF82034F1DE4DFAEA257" italics="true" pageId="0" pageNumber="1">P. wonkimi</emphasis>
</taxonomicName>
is distinguished from the latter by the following features (features of
<taxonomicName id="5FD1BC922E52AE26AE4435E1E55923B3" lsidName="P. elegantulus" pageId="0" pageNumber="1" rank="species" species="elegantulus">
<emphasis id="D18B06A8173A02E5644EB60A227A18D7" italics="true" pageId="0" pageNumber="1">P. elegantulus</emphasis>
</taxonomicName>
in parentheses), 1) pereonites 3-5 with (1-6 without) dorsal margin setae, 2) basal part of inner ramus of female uropod 1 with 4 (1) slender setae, 3) uropod 1 peduncle inner marginal with 3 (1) robust setae, 4) terminal article of uropod 3 almost reaching (fully exceed) robust setae on the distal part of the proximal article, and 5) carpus of male gnathopod 2 with (without) serrate robust seta on posterodistal corner.
<taxonomicName id="FEA2E4B8F5FD9C8155265A34A543F947" authorityName="Lee &amp; Tomikawa &amp; Min" authorityYear="2020" class="Malacostraca" family="Pseudocrangonyctidae" genus="Pseudocrangonyx" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudocrangonyx wonkimi" order="Amphipoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="wonkimi">
<emphasis id="4A9B904C5E461AE9990023A5AD0D3E40" italics="true" pageId="0" pageNumber="1">Pseudocrangonyx wonkimi</emphasis>
</taxonomicName>
sp. nov. is similar to
<taxonomicName id="2CF311CC7BC4FA9820FC10CD5D73AEE0" lsidName="P. shikokunis" pageId="0" pageNumber="1" rank="species" species="shikokunis">
<emphasis id="0A7432DA9254DFA3CFA7A89C2F510C7D" italics="true" pageId="0" pageNumber="1">P. shikokunis</emphasis>
</taxonomicName>
Akatsuka &amp; Komai, 1922 in having 1) eyes absent, 2) mandible palp article 3 longer than article 2, and 3) carpi of gnathopods 1and 2 with serrate setae on the posterodistal corners. The new species is distinguished from the latter by the following features (features of
<taxonomicName id="C76A8ABA8A86EF979BC05BD06844CD70" lsidName="P. shikokunis" pageId="0" pageNumber="1" rank="species" species="shikokunis">
<emphasis id="E5471FC524D50843229A93D390DE2710" italics="true" pageId="0" pageNumber="1">P. shikokunis</emphasis>
</taxonomicName>
in parentheses), 1) antenna 1 shorter (longer) than half of the body length, 2) maxilla 1 inner plate with 4 or fewer setae (with 5 setae), and 3) male telson cleft for 27.4% (11.7%) of length. The new species is similar also to
<taxonomicName id="734AF2EDEB380994C895FA3CED586F91" lsidName="P. cavernarius" pageId="0" pageNumber="1" rank="species" species="cavernarius">
<emphasis id="04FF14FE4EF0727C3C6CAFA396F2EF12" italics="true" pageId="0" pageNumber="1">P. cavernarius</emphasis>
</taxonomicName>
Hou &amp; Li, 2003 in having 1) body size about 8.0 mm, and 2) maxilla 1 inner plate with 4 plumose setae. It differs from
<taxonomicName id="6BBAFB6B28F4E5334328D0A994CB79CD" lsidName="P. cavernarius" pageId="0" pageNumber="1" rank="species" species="cavernarius">
<emphasis id="983AACD5ED5766F2B50875556B606445" italics="true" pageId="0" pageNumber="1">P. cavernarius</emphasis>
</taxonomicName>
Hou &amp; Li, 2003 by the following features (features of
<taxonomicName id="1801A8E9C60CF255B81636FBBB63BFE9" lsidName="P. cavernarius" pageId="0" pageNumber="1" rank="species" species="cavernarius">
<emphasis id="2A56A2CAAD155AA2A7D7859B8482531A" italics="true" pageId="0" pageNumber="1">P. cavernarius</emphasis>
</taxonomicName>
in parentheses), 1) antenna 2 calceoli present (absent), 2) mandible palp article 3 longer (shorter) than article 2, 3) urosomite 3 dorsal margin without (with) setae, and 4) telson each lobe with (without) setae.
</paragraph>
</subSubSection>
</treatment>
</document>