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<document id="027B0DB93F95B4B01D57FB47784C0AB7" ID-DOI="10.3897/asp.82.e136751" ID-ZooBank="927B910A-4F53-4BBA-B9A7-D60B1EF4733E" ID-publisher-id="136751" URI-arpha="552FC23D-0AA5-5DDF-8CBA-EBB539CE0EAF" URI-zoobank="http://zoobank.org/927B910A-4F53-4BBA-B9A7-D60B1EF4733E" article-type="research-article" checkinTime="1734516625563" checkinUser="pensoft" docAuthor="Chen, Rong, Zhao, Yi, Golovatch, Sergei &amp; Liu, Wei-Xin" docDate="2024" docId="0FCA60387E815676A8CD7C03379F6061" docLanguage="en" docName="Arthropod Systematics &amp; Phylogeny 82: 659-691" docOrigin="Arthropod Systematics &amp; Phylogeny 82" docSource="https://arthropod-systematics.arphahub.com/article/136751/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic" docStyleName="PensoftTaxPub.0000.journal_article.generic" docTitle="Skleroprotopus conicus Chen, Zhao, Golovatch &amp; Liu, 2024, sp. nov." docType="treatment" docVersion="2" dtd-version="3.0" lastPageNumber="691" masterDocId="552FC23D0AA55DDF8CBAEBB539CE0EAF" masterDocTitle="Molecular phylogenetic and morphological studies reveal increased species diversity in the millipede genus Skleroprotopus Attems, 1901 in China (Julida: Mongoliulidae)" masterLastPageNumber="691" masterPageNumber="659" pageNumber="659" updateTime="1734517086336" updateUser="ExternalLinkService">
<mods:mods id="A0E0FE7518D1BFA06E47E8D99BCF4B95" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:title id="66237C8A084916CFE8988F007BC8CBEC">Molecular phylogenetic and morphological studies reveal increased species diversity in the millipede genus Skleroprotopus Attems, 1901 in China (Julida: Mongoliulidae)</mods:title>
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<mods:namePart id="67FF7FA6B0FC65AFA27E843BADE24905">Chen, Rong</mods:namePart>
<mods:affiliation id="A80CF4281F58A1E175C1A087CD5AD4CA">College of Plant Protection, South China Agricultural University, 483 Wushan Road, Guangzhou 510642, China</mods:affiliation>
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<mods:namePart id="A6BA2A6F3FB3960B89B5714A74862FE6">Zhao, Yi</mods:namePart>
<mods:affiliation id="E6FBC09448668CC3AE7FED23874B00E4">College of Plant Protection, South China Agricultural University, 483 Wushan Road, Guangzhou 510642, China &amp; Guangdong Academy of Forestry, 233 Guangshan 1 st Road, Guangzhou 510520, China</mods:affiliation>
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<mods:namePart id="4C675F410B49A5CC4783DA73EAE9E888">Golovatch, Sergei</mods:namePart>
<mods:affiliation id="E358EACDFC0D9731892F34D4ED7CA00C">Institute for Problems of Ecology and Evolution, Russian Academy of Sciences, Leninsky pr. 33, Moscow 119071, Russia</mods:affiliation>
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<mods:namePart id="5A5E31F59DB69EBD3EB1C452BE04BEBF">Liu, Wei-Xin</mods:namePart>
<mods:affiliation id="AACE94E6C3F3FECDEF2BAEDC1BFFB3C7">College of Plant Protection, South China Agricultural University, 483 Wushan Road, Guangzhou 510642, China</mods:affiliation>
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<mods:title id="B3126DB9377A3CEF313C93B0E20B19DC">Arthropod Systematics &amp; Phylogeny</mods:title>
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<mods:part id="4F2D04248D29620FE8309F42456DDEC6">
<mods:date id="84D6162FBF308DB94DFA361CDB532E72">2024</mods:date>
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<mods:number id="037EC247B535285E96484163C4682E75">82</mods:number>
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<mods:identifier id="B3C3BEE57162EB16BAA3203075DBA7B3" type="ZooBank">927B910A-4F53-4BBA-B9A7-D60B1EF4733E</mods:identifier>
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<treatment id="0FCA60387E815676A8CD7C03379F6061" ID-DOI="http://doi.org/10.5281/zenodo.14513085" ID-Zenodo-Dep="14513085" ID-arpha="0FCA6038-7E81-5676-A8CD-7C03379F6061" ID-zoobank="https://zoobank.org/6EA83681-BB51-45EE-A40B-6B6DEE144CD4" LSID="urn:lsid:plazi:treatment:0FCA60387E815676A8CD7C03379F6061" LSID-ZBK="urn:lsid:zoobank.org:act:6EA83681-BB51-45EE-A40B-6B6DEE144CD4" httpUri="http://treatment.plazi.org/id/0FCA60387E815676A8CD7C03379F6061">
<subSubSection id="8F03D7D64F17C8806CF85D59F2015381" type="nomenclature">
<paragraph id="EBEDFC229134F76BF7A4179D9F1BEE74">
<heading id="A5A4234802B5DCDC301D75211915C806" reason="label">3.3. 12.</heading>
<taxonomicName id="8738C9B201FE2E6E26FDCD00B7FCD12C" authorityName="Chen &amp; Zhao &amp; Golovatch &amp; Liu" authorityYear="2024" class="Diplopoda" family="Mongoliulidae" genus="Skleroprotopus" kingdom="Animalia" order="Julida" phylum="Arthropoda" rank="species" species="conicus" status="sp. nov.">
<emphasis id="AEB09E4BE252D8BA165DBC679A411C4B" italics="true">Skleroprotopus conicus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="4A7B0599D457FF98A5F8C436EBC3B149" rank="species">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection id="6B6E9799117AAB52712EC8965E17644E" type="description">
<paragraph id="BF5148A34B948CA42F69935528F757D8">
<figureCitation id="D82CCC0A582A9FEF6C3E22ACBB8EA93B" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Habitus of some Skleroprotopus species in lateral view. A Skleroprotopus penglai sp. nov.; B Skleroprotopus longiflagellatus sp. nov.; C Skleroprotopus tiankeng sp. nov.; D Skleroprotopus ampullaceus sp. nov.; E Skleroprotopus conicus sp. nov.; F Skleroprotopus yutiantianae sp. nov.; G Skleroprotopus multistriatus sp. nov.; H Skleroprotopus change sp. nov. Scale bars: 5.0 mm." figureDoi="10.3897/asp.82.e136751.figure3" httpUri="https://binary.pensoft.net/fig/1201330">Figures 3 E</figureCitation>
,
<figureCitation id="3A9F4E0AA2BBADD1D85F9D6C0679EEDC" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="SECID0E4UCI" type="material">
<paragraph id="6C8984F8F4DFB3C271A8C2E98B4793C1">
<heading id="0DED18D03B11155A519B62B83B348BAB" reason="title">Material examined.</heading>
</paragraph>
<paragraph id="4DCE0A2C32E176C22DA00B7A478D380A">
<materialsCitation id="86431393B77FA54DE556FBEA31E0FF34" collectingDate="2018-12-28" collectionCode="SCAU" collectorName="Tian Mingyi &amp; Cheng Jingli &amp; Qin Zhuanghui &amp; Chen Mengzhen" country="China" county="Jinhua City" elevation="650" latitude="29.2064" location="Cave Xianpu Dong" longLatPrecision="1" longitude="119.63485" municipality="Wucheng District" specimenCount="1" stateProvince="Zhejiang" typeStatus="holotype">
<typeStatus id="901F85CC6123E2C8989B1880AB87A77B" type="holotype">Holotype</typeStatus>
male (
<named-content id="6EB0E8B7D74A8EBBA4286A54A4673CFB" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/south-china-agricultural-university" xlink_title="Zoological Collection of the South China Agricultural University">
<collectionCode id="4F3E1D75495FCF99D29F3308A106929F">SCAU</collectionCode>
</named-content>
),
<collectingCountry id="7975E52D31714F80D2FA0F5983D4C1BA" name="China">China</collectingCountry>
,
<collectingRegion id="ECFFA3861414BAD3154ABA0BC45FFA7C" country="China" name="Zhejiang">Zhejiang Province</collectingRegion>
,
<collectingCounty id="1D5FEFB36848AF251219B49AB3C9CFFE">Jinhua City</collectingCounty>
,
<collectingMunicipality id="85D31ABCA21EAF0C65A0A660BA479672">Wucheng District</collectingMunicipality>
,
<location id="644670A3249882E1D2D2D3BDF584D12B" LSID="urn:lsid:plazi:treatment:0FCA60387E815676A8CD7C03379F6061:644670A3249882E1D2D2D3BDF584D12B" country="China" county="Jinhua City" latitude="29.2064" longLatPrecision="1" longitude="119.63485" municipality="Wucheng District" name="Cave Xianpu Dong" stateProvince="Zhejiang">Cave Xianpu Dong</location>
,
<named-content content-type="dwc:verbatimCoordinates" id="NCID0EKVCI" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[119.634853,29.206400]}">
<geoCoordinate id="062DAF6CBE095F1D3AAE0F2E6F589AC5" degrees="29" direction="north" minutes="12" orientation="latitude" precision="1" seconds="23.04" value="29.2064">29 ° 12 23.04 N</geoCoordinate>
<geoCoordinate id="33BF9B31FF7E704EF984C6638181B3FD" degrees="119" direction="east" minutes="38" orientation="longitude" precision="1" seconds="5.47" value="119.63485">119 ° 38 5.47 E</geoCoordinate>
</named-content>
,
<quantity id="0BB28188A5A86627131C3051A9F36FB2" metricMagnitude="2" metricUnit="m" metricValue="6.5" unit="m" value="650.0">
<elevation id="30FC85589FEC4B4E90ED959D020FDD42" metricMagnitude="2" metricUnit="m" metricValue="6.5" unit="m" value="650.0">650 m</elevation>
</quantity>
,
<date id="AAE70EAAE947BD57DF719F67E5B71AD4" value="2018-12-28">
<collectingDate id="E79B647185FB2CABF7D06020B30A14C1" value="2018-12-28">28. XII. 2018</collectingDate>
</date>
,
<collectorName id="52CBFE3E9F294F9FF3092DE207AA77C5">Tian Mingyi</collectorName>
,
<collectorName id="0F2845D1E3815913AAA9411223E4A292">Cheng Jingli</collectorName>
,
<collectorName id="E3ED4D4ED2D554927BDAC5F3C6E45A44">Qin Zhuanghui</collectorName>
and
<collectorName id="0952E65C6236A3FDB13ADDFFE25936F5">Chen Mengzhen</collectorName>
leg.
</materialsCitation>
<typeStatus id="53E19DC9D4DD0C4921C8617AF498B581" type="paratype">Paratypes</typeStatus>
:
<specimenCount id="680432BB30CDC9F19200D64342E8D19B" count="8" type="male">8 males</specimenCount>
,
<specimenCount id="3E5FAD20BC8C0A58BDFCB1FB42FB73F8" count="5" type="female">5 females</specimenCount>
(
<named-content id="40FBCDA68E6CA58551EDD084EDEF0995" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/south-china-agricultural-university" xlink_title="Zoological Collection of the South China Agricultural University">
<collectionCode id="D34DB75885A620C58DD576355E47AB19">SCAU</collectionCode>
</named-content>
), same data as for
<typeStatus id="C826AA9A29C6F3B0C63B6045DD483923" type="holotype">holotype</typeStatus>
;
<specimenCount id="95BC90AF5FE3911A6E1D766416871F2C" count="24" type="male">24 males</specimenCount>
,
<specimenCount id="CAF5FC0E2095632CD9E1344CFE318BB3" count="34" type="female">34 females</specimenCount>
(
<named-content id="4B0BEFEECA35273B52C520E73ABCBDF6" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/south-china-agricultural-university" xlink_title="Zoological Collection of the South China Agricultural University">
<collectionCode id="D3900AD5CCEE8E17BACB6B78682A0529">SCAU</collectionCode>
</named-content>
),
<collectingCountry id="60105F602EC5212DFC7026637C079AEC" name="China">China</collectingCountry>
,
<collectingRegion id="E04E7F1C23FCD387950661B8FC25531D" country="China" name="Zhejiang">Zhejiang Province</collectingRegion>
, Jinhua City, Lanxi City, Cave Baiyun Dong,
<named-content content-type="dwc:verbatimCoordinates" id="NCID0E1VCI" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[119.541283,29.213942]}">
<geoCoordinate id="EAB27EA61D2A82B46ABDF03B1200C3F3" degrees="29" direction="north" minutes="12" orientation="latitude" precision="1" seconds="50.19" value="29.213942">29 ° 12 50.19 N</geoCoordinate>
<geoCoordinate id="F7EAA2174E3DB27E752858C597A80655" degrees="119" direction="east" minutes="32" orientation="longitude" precision="1" seconds="28.62" value="119.54128">119 ° 32 28.62 E</geoCoordinate>
</named-content>
,
<quantity id="B6BD4F52B86C8FD3BC2EAE86FEC44DAE" metricMagnitude="2" metricUnit="m" metricValue="3.0" unit="m" value="300.0">300 m</quantity>
,
<date id="937E679AAED1D90C885D947404E57CEC" value="2018-12-28">28. XII. 2018</date>
, Tian Mingyi, Cheng Jingli, Qin Zhuanghui and Chen Mengzhen leg.
</paragraph>
</subSubSection>
<subSubSection id="SECID0E6VCI" type="diagnosis">
<paragraph id="194E6695DE28CAE9E794353E6B1A650F">
<heading id="AF2430E655726A2238058D5B3956A601" reason="title">Diagnosis.</heading>
</paragraph>
<paragraph id="69535A8B730A0C5A426FA5FD26789CDE">
Differs from congeners mostly based on the following combination of characters: (1) telopoditomere 3 of male leg 1 longest, with a faint bulge in the middle (Fig.
<figureCitation id="3CEDF691895996D18DB075A1D359168C" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 D</figureCitation>
); (2) penis very flat, much shorter than coxae 2 (Fig.
<figureCitation id="23A9FB88430F54DB5D36B07F819BBE56" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 E</figureCitation>
); (3) male leg 7 with a very small, cone-shaped coxal process and a basically normal telopodite (Fig.
<figureCitation id="B9437AA1097B7F159BFA8D888F0CB978" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 F</figureCitation>
); (4) anterior gonopod (Fig.
<figureCitation id="30E3884195BD116538B42571DF8CB078" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 G, H</figureCitation>
) with a very long coxal process carrying a narrow membranous lobe, outer margin distinctly serrate distally. — In addition, this new species differs from all other species analyzed in a&gt; 10.0 % uncorrected
<emphasis id="8098365E62D8AA6322E8FAAE00FBF361" italics="true">p</emphasis>
- distance of the
<abbrev id="ABBRID0EXWCI" xlink_title="Protein-coding gene sequences">COI</abbrev>
barcoding gene.
</paragraph>
<caption id="FA2B8657FCA61A4BE26FADCF6350DBF9" ID-DOI="10.3897/asp.82.e136751.figure15" ID-arpha="CEA32F94-AA43-515D-A55F-7C3BBCCACDD8" httpUri="https://binary.pensoft.net/fig/1201342" startId="F15">
<paragraph id="C5F00C58D7FF628543549661B2A3BDD6">
<label id="3D08F124564884C1F57593BA1D782853">Figure 15.</label>
</paragraph>
<paragraph id="224878C52844927242C0FDD8353138BE">
<taxonomicName id="BC15E2007733F9CFDE16196CBD7EE1AB" authorityName="Chen &amp; Zhao &amp; Golovatch &amp; Liu" authorityYear="2024" class="Diplopoda" family="Mongoliulidae" genus="Skleroprotopus" kingdom="Animalia" order="Julida" phylum="Arthropoda" rank="species" species="conicus" status="sp. nov.">
<emphasis id="2D8E40281B9CF27755129C5D6E9810FC" italics="true">Skleroprotopus conicus</emphasis>
</taxonomicName>
<emphasis id="CC0BC4A94E9C59AB2143D91E37AE8670" bold="true">
<taxonomicNameLabel id="7871BEB2DD2E7133CF1785548751A891" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
. paratypes from Cave Xianpu Dong.
<emphasis id="453C93820280FA4003CC7BAC3008C2D1" bold="true">A, D-I</emphasis>
male paratype;
<emphasis id="D4E4DC93A44FC1830F05E78054440819" bold="true">B</emphasis>
,
<emphasis id="934661CC073E25413598F2BF9B837AAA" bold="true">C</emphasis>
female paratype.
<emphasis id="51C4A624B44CB6D831B9B10C6B965798" bold="true">A</emphasis>
,
<emphasis id="14346FD0BCF38F300AEC4F1113012959" bold="true">B</emphasis>
gnathochilarium;
<emphasis id="C00378719CCA1434D266034DD963A62F" bold="true">C</emphasis>
right vulva, mesal view;
<emphasis id="90021798ECCF150F8B708CFA33FFD32B" bold="true">D</emphasis>
legs 1, anterior view;
<emphasis id="F4C6DA50068C2E44130BD43B5B38AF44" bold="true">E</emphasis>
legs 2 with penis, posterior view;
<emphasis id="709A7255398FD37B6C941518B8EBAA42" bold="true">F</emphasis>
legs 7, anterior view;
<emphasis id="470528D2A7C35931E8D921263D031A6B" bold="true">G</emphasis>
anterior gonopods, anterior view;
<emphasis id="8BE8E6A5BFE834175E1DA6AA257FCB7B" bold="true">H</emphasis>
anterior gonopods, posterior view;
<emphasis id="0441193C62FF0D7FA90B9542CD128F01" bold="true">I</emphasis>
posterior gonopods, anterior view.
<emphasis id="1B664F72508F6092078AB54601273D56" bold="true">Abbreviations</emphasis>
: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite.
<emphasis id="121478CB8894EADDB4F2E17B7320F817" bold="true">Scale bars</emphasis>
: 0.2 mm.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="SECID0ERYCI" type="etymology">
<paragraph id="D4CB32D9C38F6839D148A6F9EC67CEFF">
<heading id="17A1117C79C362B4DAE2A7954A175D39" reason="title">Etymology.</heading>
</paragraph>
<paragraph id="42B2E14C65EEB20771F4151CD39534FC">The specific epithet refers to the male leg 7 with a rather small and cone-shaped coxal process; adjective.</paragraph>
</subSubSection>
<subSubSection id="SECID0EWYCI" type="description">
<paragraph id="A92B9955395A1B2F4681FDF9FC00BCB8">
<heading id="8BDCD317DB1381C52F97BB8E5580297D" reason="title">Description.</heading>
</paragraph>
<paragraph id="F0B61E199C80B23ED89959105075BAF4">
Length of both sexes ca 27.0
<quantity id="A72C07C85A01B457992C175D60D80868" metricMagnitude="-2" metricUnit="m" metricValue="4.75" unit="mm" value="47.5">47.5 mm</quantity>
, width 1.82.0 mm in diameter, body with 5568 podous + 1 apodous ring + telson. Coloration in alcohol uniformly brownish (Fig.
<figureCitation id="B27C60617D395C3AE52DF12D5141EA5C" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Habitus of some Skleroprotopus species in lateral view. A Skleroprotopus penglai sp. nov.; B Skleroprotopus longiflagellatus sp. nov.; C Skleroprotopus tiankeng sp. nov.; D Skleroprotopus ampullaceus sp. nov.; E Skleroprotopus conicus sp. nov.; F Skleroprotopus yutiantianae sp. nov.; G Skleroprotopus multistriatus sp. nov.; H Skleroprotopus change sp. nov. Scale bars: 5.0 mm." figureDoi="10.3897/asp.82.e136751.figure3" httpUri="https://binary.pensoft.net/fig/1201330">3 E</figureCitation>
), prozona slightly red or dark brownish. Antennae and legs yellowish to light brown. Eye patches blackish, subtriangular, arranged in 614 irregular rows, altogether about 3278 ommatidia per eye patch.
</paragraph>
<paragraph id="1D295794A4F87DA312665DFBD343262A">
Head capsule smooth and hairless, vertex bulged, epicranial suture clearly concave. Labral margin with 2 + 2 supra-labral and 7 + 7 labral setae. Antennae long and slender, reaching behind to middle of ring 4 when stretched dorsally. In length, antennomeres 3&gt; 4&gt; 5&gt; 2 ≈ 6&gt; 7&gt; 1. Antennomeres 5 and 6 each with a distal corolla of sensilla basiconica. Mandibular stipes well-rounded, with two small lobes in males, rounded in females. Gnathochilarium with at least 3 setae on each lamella lingualis (
<emphasis id="CACB8E9327EE9E1617632E7596FDC166" bold="true">ll</emphasis>
); promentum (
<emphasis id="86A61CA6BBFF0D3264F871FE99466F3F" bold="true">pr</emphasis>
) short and lanceolate, swollen anteriorly, tube-shaped in males (Fig.
<figureCitation id="F70C134BF28D8E0B9606E75E4D9F171F" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 A</figureCitation>
), vs an oblong rhomboid
<emphasis id="3FC9E467811BC69E70AB972F72C387D5" bold="true">pr</emphasis>
in females (Fig.
<figureCitation id="E0761C2D54A4223D06169E3765B6EC39" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 B</figureCitation>
).
</paragraph>
<paragraph id="632B2396625EF78A8C2189EA97F92FCA">
Collum (Fig.
<figureCitation id="B0A14D232C39133C3C2FA35D16C1B6EC" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Habitus of some Skleroprotopus species in lateral view. A Skleroprotopus penglai sp. nov.; B Skleroprotopus longiflagellatus sp. nov.; C Skleroprotopus tiankeng sp. nov.; D Skleroprotopus ampullaceus sp. nov.; E Skleroprotopus conicus sp. nov.; F Skleroprotopus yutiantianae sp. nov.; G Skleroprotopus multistriatus sp. nov.; H Skleroprotopus change sp. nov. Scale bars: 5.0 mm." figureDoi="10.3897/asp.82.e136751.figure3" httpUri="https://binary.pensoft.net/fig/1201330">3 E</figureCitation>
) with 57 lower striae laterally, but lowest 2 striae not reaching the anterior margin. Prozona with at least 10 irregularly scattered striae and metazona with 1318 longitudinal striae laterally (Fig.
<figureCitation id="6A5164E70A060D1A15D63715F5E34687" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Habitus of some Skleroprotopus species in lateral view. A Skleroprotopus penglai sp. nov.; B Skleroprotopus longiflagellatus sp. nov.; C Skleroprotopus tiankeng sp. nov.; D Skleroprotopus ampullaceus sp. nov.; E Skleroprotopus conicus sp. nov.; F Skleroprotopus yutiantianae sp. nov.; G Skleroprotopus multistriatus sp. nov.; H Skleroprotopus change sp. nov. Scale bars: 5.0 mm." figureDoi="10.3897/asp.82.e136751.figure3" httpUri="https://binary.pensoft.net/fig/1201330">3 E</figureCitation>
). Suture dividing pro- and metazona very narrow, a regular comb. Ozopores starting with ring 6, lying anteriorly on lateral sides of metatergites.
</paragraph>
<paragraph id="D2F6179FB4740EE92F5815A85D6B9DFB">Epiproct slightly protruding caudad, posterior margin with 2 + 2 setae. Paraprocts convex, medially with 1 + 1 setae. Hypoproct eye-shaped, with 1 + 1 setae.</paragraph>
<paragraph id="ACC31E8D240BBE006300A05861133288">
Legs medium-sized, about as long as midbody height. Male leg-pair 1 (Fig.
<figureCitation id="8298993B0EE24A8154F8B5887ABA5905" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 D</figureCitation>
) hypertrophied, 5 - segmented, strongly curved anteriad; coxa (
<emphasis id="037E824E697CAB62441109F24E8F218A" bold="true">cx</emphasis>
) and telopoditomeres 1 and 2 (
<emphasis id="7B2073D08BC3E6B99BA4563FBD11A197" bold="true">t 1</emphasis>
,
<emphasis id="4FB26D8D1AE6CD532C8FBDD6FE7FA760" bold="true">t 2</emphasis>
) with some long setae. Telopoditomere 3 (
<emphasis id="0D00E8204537ECD29AF381FF091147EF" bold="true">t 3</emphasis>
) longest, with a faint bulge (
<emphasis id="0C75C792B3CFD060E8E0BA1E09BF76DA" bold="true">b</emphasis>
) in the middle. Telopoditomere 4 (
<emphasis id="CBD74DBB3B54E27A60E40DA0CA9BF86C" bold="true">t 4</emphasis>
) irregularly shaped, with few setae medially. Male leg-pair 2 (Fig.
<figureCitation id="91FD9D308C328DC9F8E3DCB171A195E9" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 E</figureCitation>
) reduced in size and stout; penis (
<emphasis id="F9A4C9695A456B13837FB394190E336E" bold="true">pn</emphasis>
) very flat, much shorter than coxae (
<emphasis id="493DFF482F80D71D3810DD3F9EDEF08D" bold="true">cx</emphasis>
), distal part with 6 long setae. Male leg-pair 7 (Fig.
<figureCitation id="FB656C8EC29AC65D282338ECAF4E58CA" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 F</figureCitation>
) with a 4 - or 5 - segmented telopodite (
<emphasis id="36A67C05D0735BFB3554B1D79CE58CC4" bold="true">te</emphasis>
) sometimes asymmetrical (not including claw); coxal process (
<emphasis id="25A4C0226C91DE10E64EA0953B43BA2C" bold="true">cp</emphasis>
) rather small, cone-shaped, with few long setae apically.
</paragraph>
<paragraph id="1BC15F3C1E506C639FC0D670219DE5B8">
Anterior gonopods (Fig.
<figureCitation id="53146093CE37AFA392E903DB99826FED" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 G, H</figureCitation>
) with a very long coxal process (
<emphasis id="C7E4AD7C61968988E7372F2167CAB58B" bold="true">cp</emphasis>
) bearing a row of short villi in anterior view, posteriorly carrying with a narrow membranous lobe (
<emphasis id="0DECD915F8F450CED58B761DD8942E6D" bold="true">ml</emphasis>
), distal outer margin of
<emphasis id="D6F9F01AE328490FEAC2C36C9766AE91" bold="true">ml</emphasis>
distinctly serrate. Flagellum (
<emphasis id="06760AC6565D906B5DFA144ED2FB10C8" bold="true">f</emphasis>
) very long and slender, with spikes at margin. Telopodite (
<emphasis id="1E0B85235CAB41F3F4FD7803FA39453D" bold="true">te</emphasis>
) about 3 / 4 as long as
<emphasis id="74B960CE5E2E7175E35EA7AB455C47F0" bold="true">cp</emphasis>
, with long setae both apically and mesally, laterobasally with a minute remnant (
<emphasis id="E01F111219E250261EFD22421817D9AF" bold="true">r</emphasis>
) of a second podomere.
</paragraph>
<paragraph id="7C8AF4E8A84F5C569C792C284B078C9C">
Posterior gonopods (Fig.
<figureCitation id="3A106AA5876FEC1F29F67BB5E1FCBEB7" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 I</figureCitation>
) erect, branched distally, anterior branch smooth, with a pointed tip, posterior one densely setose.
</paragraph>
<paragraph id="DCFEE3CE75DAB2D8C6B2A825DB3B8D9C">
Vulva (Fig.
<figureCitation id="8E54AD53B32580E0CC7BDE00136904AF" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Skleroprotopus conicus sp. nov. . paratypes from Cave Xianpu Dong. A, D-I male paratype; B, C female paratype. A, B gnathochilarium; C right vulva, mesal view; D legs 1, anterior view; E legs 2 with penis, posterior view; F legs 7, anterior view; G anterior gonopods, anterior view; H anterior gonopods, posterior view; I posterior gonopods, anterior view. Abbreviations: b, bulge; cp, coxal process; cx, coxa; f, flagellum; ll, lamella lingualis; ml, membranous lobe; op, operculum; pn, penis; pr, promentum; r, remnant; t 1 t 4, telopoditomeres 14; te, telopodite. Scale bars: 0.2 mm." figureDoi="10.3897/asp.82.e136751.figure15" httpUri="https://binary.pensoft.net/fig/1201342">15 C</figureCitation>
) as usual, with two parallel rows of short setae on anterior and posterior surfaces; operculum (
<emphasis id="58896ED61E2E79462A0E04D2B0B1808A" bold="true">op</emphasis>
) with 2 long distal setae.
</paragraph>
</subSubSection>
<subSubSection id="SECID0E62CI" type="remarks">
<paragraph id="F3D1B982E2D3B2F51BC1B9743B11931B">
<heading id="2B247D7FBFFD4FA1A481D8D76CBD0B5C" reason="title">Remarks.</heading>
</paragraph>
<paragraph id="A3771EF40ACE75DBAE99D3C3088CE727">
This species was collected from two caves in the same city, about
<quantity id="D8EDDD258DA2ED02C012700B56E73474" metricMagnitude="3" metricUnit="m" metricValue="9.0" unit="km" value="9.0">9 km</quantity>
apart. Based on the pigmented body, black eyes, as well as moderately long legs,
<taxonomicName id="C5824C31FC21E13196E8CC1D11F0E185" authorityName="Chen &amp; Zhao &amp; Golovatch &amp; Liu" authorityYear="2024" class="Diplopoda" family="Mongoliulidae" genus="Skleroprotopus" kingdom="Animalia" order="Julida" phylum="Arthropoda" rank="species" species="conicus" status="sp. nov.">
<emphasis id="B87A44450EF1CEB5E15457F9E8A67101" italics="true">S. conicus</emphasis>
</taxonomicName>
<emphasis id="16867BA9C5161710E539B381A9FED3C5" bold="true">
<taxonomicNameLabel id="F8C950844CB25FF1DBBBB543DC68428A" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
is rather to be considered as a troglophile.
</paragraph>
</subSubSection>
</treatment>
</document>