treatments-xml/data/12/3F/E3/123FE343C5CC500DBB00E5FECECCD806.xml

<document id="8EE55B16D2B95551B2569CF6B1A34251" ID-CLB-Dataset="305166" ID-DOI="10.3897/zookeys.1218.130709" ID-GBIF-Dataset="287e8c30-589d-4164-a39e-f6913539d423" ID-ZooBank="CA2375AE-0470-4D3D-9E7B-693425B25025" ID-publisher-id="130709" URI-arpha="F2B52383-5828-521C-83A2-D6975832B091" URI-zoobank="http://zoobank.org/CA2375AE-0470-4D3D-9E7B-693425B25025" XM.bibliography_approvedBy="admin" XM.materialsCitations_approvedBy="admin" XM.taxonomicNames_approvedBy="admin" article-type="research-article" checkinTime="1731521138184" checkinUser="pensoft" docAuthor="Pan, Yang-Yang, Fan, Jia-Bo, You, Chun-Xue &amp; Jiang, Chao" docDate="2024" docId="123FE343C5CC500DBB00E5FECECCD806" docLanguage="en" docName="ZooKeys 1218: 1-23" docOrigin="ZooKeys 1218" docSource="https://zookeys.pensoft.net/article/130709/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic" docStyleName="PensoftTaxPub.0000.journal_article.generic" docTitle="Mecistocephalus chuensis Jiang &amp; You 2024, sp. nov." docType="treatment" docVersion="6" dtd-version="3.0" lastPageNumber="23" masterDocId="F2B523835828521C83A2D6975832B091" masterDocTitle="Identification of two new species of Mecistocephalus (Chilopoda, Geophilomorpha, Mecistocephalidae) from southern China and the re-description of Mecistocephalus smithii Pocock, 1895" masterLastPageNumber="23" masterPageNumber="1" pageNumber="1" updateTime="1731548669322" updateUser="ExternalLinkService">
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<mods:title id="546CAFE49883D40D46C90708F967A9F5">Identification of two new species of Mecistocephalus (Chilopoda, Geophilomorpha, Mecistocephalidae) from southern China and the re-description of Mecistocephalus smithii Pocock, 1895</mods:title>
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<mods:namePart id="806CCC5D386E3C463C8C15F98A8E2067">Pan, Yang-Yang</mods:namePart>
<mods:nameIdentifier id="A761601EC4964F9203F885933B626428" type="ORCID">0000-0002-8096-8550</mods:nameIdentifier>
<mods:affiliation id="87B190283E2FC4F639EF7E8C42E88C0B">Tianjin Key Laboratory of Agricultural Animal Breeding and Healthy Husbandry, College of Animal Science and Veterinary Medicine, Tianjin Agricultural University, Tianjin 300392, China &amp; State Key Laboratory for Quality Ensurance and Sustainable Use of Dao-di Herbs, National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing 100700, China</mods:affiliation>
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<mods:namePart id="F3AA4961486D84063A7D63A530230AC1">Fan, Jia-Bo</mods:namePart>
<mods:nameIdentifier id="4CA789F66BED0614076894ADAA086F87" type="ORCID">https://orcid.org/0009-0006-0390-4285</mods:nameIdentifier>
<mods:affiliation id="45C340D8B61BA03F88C5F0608253B092">Tianjin Key Laboratory of Agricultural Animal Breeding and Healthy Husbandry, College of Animal Science and Veterinary Medicine, Tianjin Agricultural University, Tianjin 300392, China &amp; State Key Laboratory for Quality Ensurance and Sustainable Use of Dao-di Herbs, National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing 100700, China</mods:affiliation>
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<mods:namePart id="1E4099EFD927C24D937211AD455B3080">You, Chun-Xue</mods:namePart>
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<mods:affiliation id="548B804CE3E7236AFD938914818F07DB">Tianjin Key Laboratory of Agricultural Animal Breeding and Healthy Husbandry, College of Animal Science and Veterinary Medicine, Tianjin Agricultural University, Tianjin 300392, China</mods:affiliation>
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<mods:namePart id="05B93082D38D5DD47352BD095326FDBB">Jiang, Chao</mods:namePart>
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<mods:affiliation id="A79FF9BE0814349CE0552F880EC1955A">State Key Laboratory for Quality Ensurance and Sustainable Use of Dao-di Herbs, National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing 100700, China</mods:affiliation>
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<treatment id="123FE343C5CC500DBB00E5FECECCD806" ID-DOI="http://doi.org/10.5281/zenodo.14147720" ID-GBIF-Taxon="246297624" ID-Zenodo-Dep="14147720" ID-arpha="123FE343-C5CC-500D-BB00-E5FECECCD806" ID-zoobank="https://zoobank.org/CBECBDD2-1928-49AB-ADAA-859E4D7D74AA" LSID="urn:lsid:plazi:treatment:123FE343C5CC500DBB00E5FECECCD806" LSID-ZBK="urn:lsid:zoobank.org:act:CBECBDD2-1928-49AB-ADAA-859E4D7D74AA" httpUri="http://treatment.plazi.org/id/123FE343C5CC500DBB00E5FECECCD806">
<subSubSection id="4915A7AF30C50D20413956D74BB2774E" type="nomenclature">
<paragraph id="4D1BC5DD2D89942C5BCCB136F4155898">
<taxonomicName id="5465596874B36CC4EAE5E7D73ACE68C9" authority="Jiang &amp; You" authorityName="Jiang &amp; You" authorityYear="2024" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="chuensis" status="sp. nov.">
<emphasis id="D5C159827136A4E04D283374F54C92C1" italics="true">Mecistocephalus chuensis</emphasis>
Jiang &amp; You
</taxonomicName>
<taxonomicNameLabel id="E37D66909F730C77F9228C38B2C91377" rank="species">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection id="3A93635965157936B5D9D2472A03862B" type="description">
<paragraph id="995F21EECCF860CC6AB01BE5CAAB4D0A">
<figureCitation id="3B856DC2DA878F2913584CFA6EDAB5BF" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A anterior part of body, dorsal view (right antenna not drawn) B anterior part of body, ventral view (right antenna not drawn) C cephalic plate, dorsal view D anterior part of head, ventral view (maxillae removed) E cephalic plate, ventral view (maxillae removed) F mandible G maxillae and inner illustration shows the telopodite article III of the second maxillae, ventral view (right telopodite of the second maxillae removed) Part of areolation not drawn. Scale bars: 20 μm (F); 1 mm (A-E, G)." figureDoi="10.3897/zookeys.1218.130709.figure3" httpUri="https://binary.pensoft.net/fig/1173651">Figs 3</figureCitation>
, 
<figureCitation id="7DAE7D61E22B0ACA5FC387B9ACD284A4" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A forcipular segment, ventral view B forcipular segment, dorsal view C sternite of leg-bearing segment VI, ventral view D tergites of leg-bearing segments VI-VIII, dorsal view E ultimate leg-bearing segment, ventral view F ultimate leg-bearing segment, dorsal view G ultimate leg-bearing segment and left leg, ventral view H ultimate leg-bearing segment, ventral view (paratype CMMI 20210408122). Scale bars: 500 μm (H); 1 mm (A-G)." figureDoi="10.3897/zookeys.1218.130709.figure4" httpUri="https://binary.pensoft.net/fig/1173652">4</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="SECID0EMTBG" type="material">
<paragraph id="FE6A192D3A58464A80EDA0F199CE8F5A">
<heading id="38783FF3DC948C9B10FEDC9F30BE6D76" reason="title">Material examined.</heading>
</paragraph>
<paragraph id="1B6138B6389DF4B4C6FF6369EFF16F9F">
<materialsCitation id="9381FD7679D6A9A92D591E9DC45E1AA0" ID-GBIF-Occurrence="4979326305" collectingDate="2021-04-09" collectionCode="CMMI" collectorName="Tianyun Chen &amp; Zhidong Wang" country="China" county="Jingshan County" elevation="110" latitude="30.9735" location="Kongshandong Scenic Area" longLatPrecision="6" longitude="113.0377" specimenCode="CMMI 20210409134" specimenCount="1" specimenCount-male="1" stateProvince="Hubei Province" typeStatus="holotype">
<emphasis id="686ECDCF9136ABDC06C19CA4132E90CF" bold="true">
<emphasis id="8B29E2ECF65D371E595CAE432258B091" bold="true" italics="true">
<typeStatus id="05639EB179A69E1DDC693C182034AF00" type="holotype">Holotype</typeStatus>
</emphasis>
.
</emphasis>
• 
<specimenCount id="054C1CE0D358A5BD783B40B7746E2B68" count="1" type="male">♂</specimenCount>
; (
<specimenCode id="D5791E13517D8634C21C805113679D80">
<named-content id="99FB4AD15F0EEBA78297D0C81C83B5D2" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/chinese-academy-traditional-medicine" xlink_title="National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences">CMMI</named-content>
20210409134
</specimenCode>
); 
<emphasis id="BFD3AE6A46CA2EF878F670D1CE689F1A" bold="true">
<collectingCountry id="6BBBAB676244320C83F7F9F1B9848564" name="China">China</collectingCountry>
, 
<collectingRegion id="579699C865B1366D5A3663EE9543263F" country="China" name="Hubei">Hubei Province</collectingRegion>
</emphasis>
, 
<collectingCounty id="2B19AA0AB8EB549B56678533691B73E0">Jingshan County</collectingCounty>
, 
<location id="4CE355DDA0C0CFE6C2783AF8B5F6959C" LSID="urn:lsid:plazi:treatment:123FE343C5CC500DBB00E5FECECCD806:4CE355DDA0C0CFE6C2783AF8B5F6959C" country="China" county="Jingshan County" latitude="30.9735" longLatPrecision="6" longitude="113.0377" name="Kongshandong Scenic Area" stateProvince="Hubei Province">Kongshandong Scenic Area</location>
; 
<named-content content-type="dwc:verbatimCoordinates" id="NCID0EAUBG" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[113.037700,30.973500]}">
<geoCoordinate id="B3D9C8E8B0EE4EB8381C30D874B26B6C" degrees="30.9735" direction="north" orientation="latitude" precision="5" value="30.9735">30.9735 ° N</geoCoordinate>
, 
<geoCoordinate id="B3702D89339539AC5E36BA51EC99AF52" degrees="113.0377" direction="east" orientation="longitude" precision="5" value="113.0377">113.0377 ° E</geoCoordinate>
</named-content>
; 
<quantity id="B724A014EAFEFD1DDA0FCEB3D953283C" metricMagnitude="2" metricUnit="m" metricValue="1.1" unit="m" value="110.0">
<elevation id="E09FB43D4DFF1623E9DD9620570EEF10" metricMagnitude="2" metricUnit="m" metricValue="1.1" unit="m" value="110.0">110 m</elevation>
</quantity>
a. s. l.; 
<date id="A398FDCA31E19989EA26E3DA30798E8B" value="2021-04-09">
<collectingDate id="642CF9D07947387283B9267333A30221" value="2021-04-09">9 Apr. 2021</collectingDate>
</date>
; coll. 
<collectorName id="2A7A3EA3F814277E81C39CFD1581B7AC">Tianyun Chen</collectorName>
&amp; 
<collectorName id="7D0F9BE12C37960947AA1376C9BBB356">Zhidong Wang</collectorName>
</materialsCitation>
. 
<materialsCitation id="A161DA1B52047ABDABECD0E6BA6626F2" ID-GBIF-Occurrence="4979302313" collectingDate="2021-04-09" collectionCode="CMMI" collectorName="Tianyun Chen &amp; Zhidong Wang." country="China" county="Jingshan County" elevation="110" latitude="30.9735" location="Kongshandong Scenic Area" longLatPrecision="6" longitude="113.0377" specimenCode="CMMI 20210409130" specimenCount="4" specimenCount-female="2" specimenCount-male="2" stateProvince="Hubei" typeStatus="paratype">
<emphasis id="3E841062E1FC295E92B0C7EFBD816091" bold="true">
<emphasis id="24B09EF581627EC24AE3EC67EBFD3012" bold="true" italics="true">
<typeStatus id="8BAA38879C09B0A2BD0DAFBE2758DB4C" type="paratype">Paratypes</typeStatus>
</emphasis>
.
</emphasis>
• 
<specimenCount id="49337FC5560DAB7BA12BDE7B498DF398" count="2" type="male">2 ♂♂</specimenCount>
, 
<specimenCount id="22A6B6E9F4CE7EB8B8E46CBE5AA8FD8F" count="2" type="female">2 ♀♀</specimenCount>
; (
<specimenCode id="CF3713370959A9B5A45FAF131EBEF5E4">
<named-content id="8FEF37ED1368EA56920A44E6E4B0ECFA" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/chinese-academy-traditional-medicine" xlink_title="National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences">CMMI</named-content>
20210409130
</specimenCode>
-133); same data as holotype
</materialsCitation>
. • 
<materialsCitation id="2446C9D5C1F7AB3A2B830A5CF954E851" ID-GBIF-Occurrence="4979326307" collectingDate="2021-04-08" collectionCode="CMMI" collectorName="Tianyun Chen &amp; Zhidong Wang" country="China" county="Wuhan" elevation="110" latitude="30.5146" location="Ma'anshan Forest Park" longLatPrecision="6" longitude="114.4394" municipality="Ma'anshan Forest Park" specimenCode="CMMI 20210408121" specimenCount="8" specimenCount-female="7" specimenCount-male="1" stateProvince="Hubei Province" typeStatus="paratype">
<specimenCount id="6461A33E5EA3774A2D66DBD499130DDE" count="1" type="male">1 ♂</specimenCount>
, 
<specimenCount id="5986E76AA60498F64FB452B5772F5203" count="7" type="female">7 ♀♀</specimenCount>
; (
<specimenCode id="C8B6CB247EF6BD81114E35791B19486C">
<named-content id="A1005ACC7D207E2F7D54E0C4B18320FF" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/chinese-academy-traditional-medicine" xlink_title="National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences">CMMI</named-content>
20210408121
</specimenCode>
-20210408124, - 129, - 131, - 132, - 134); 
<emphasis id="8F09D7038B3AD2AA8CBFEE55ECB37998" bold="true">
<collectingRegion id="5C470FA36C4D7DA1F9818AA4C2BCD3AD" country="China" name="Hubei">Hubei Province</collectingRegion>
, 
<collectingCounty id="84C113E40955C6219F6488BAEB18A6E8">Wuhan</collectingCounty>
</emphasis>
, 
<collectingMunicipality id="0626C6B13713B81DA24A687EB3D95D07">Ma’anshan Forest Park</collectingMunicipality>
; 
<named-content content-type="dwc:verbatimCoordinates" id="NCID0EWUBG" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[114.439400,30.514600]}">
<geoCoordinate id="0C74B9E714A2CF5FE85ACF2B3400ACA6" degrees="30.5146" direction="north" orientation="latitude" precision="5" value="30.5146">30.5146 ° N</geoCoordinate>
, 
<geoCoordinate id="21E2C06321D1126C99C2FA144DF9C267" degrees="114.4394" direction="east" orientation="longitude" precision="5" value="114.4394">114.4394 ° E</geoCoordinate>
</named-content>
; 
<quantity id="55FBC973F3C60255D536D54FE80143A9" metricMagnitude="2" metricUnit="m" metricValue="1.1" unit="m" value="110.0">
<elevation id="9E7AC29CCB4B108C869383BE058571BC" metricMagnitude="2" metricUnit="m" metricValue="1.1" unit="m" value="110.0">110 m</elevation>
</quantity>
a. s. l.; 
<date id="8B038B0FC648502EA51DD898F84CF284" value="2021-04-08">
<collectingDate id="0C1441D857EA68F564453160E226F31C" value="2021-04-08">8 Apr. 2021</collectingDate>
</date>
; coll. 
<collectorName id="195E99C3889929ACF35CDD11BBC3ECDF">Tianyun Chen</collectorName>
&amp; 
<collectorName id="6DC2B26C36A6FEDA630FBC982D1C6872">Zhidong Wang</collectorName>
</materialsCitation>
. • 
<materialsCitation id="7711A1BB7F631F0DD9FCCD946115705D" ID-GBIF-Occurrence="4979326308" collectingDate="2021-01-12" collectionCode="CMMI" collectorName="Chao Jiang" country="China" elevation="120" latitude="30.5146" location="Chuanshan Ave" longLatPrecision="6" longitude="114.4394" municipality="Hengyang" specimenCode="CMMI 202100121008" specimenCount="1" specimenCount-female="1" stateProvince="Hunan Province" typeStatus="paratype">
<specimenCount id="F22AE61B1785EF4BF06660362B7400E5" count="1" type="female">1 ♀</specimenCount>
(
<specimenCode id="6F26D4DD19060985F925CB7D42B3A93C">
<named-content id="D9B739E00BC81FC55CAB9C79FB04B2E3" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/chinese-academy-traditional-medicine" xlink_title="National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences">CMMI</named-content>
202100121008
</specimenCode>
); 
<emphasis id="9778A743B71D20B46ACD3162630880B7" bold="true">
<collectingRegion id="258F4F296342640A4950C6C7B7B6E789" country="China" name="Hunan">Hunan Province</collectingRegion>
</emphasis>
, 
<emphasis id="D3182719C9B0862BF0656E1C8F116D0F" bold="true">
<collectingMunicipality id="F1A167D92DF4583E148923E1E8CEEF00">Hengyang</collectingMunicipality>
</emphasis>
, 
<location id="3E9D9C8CADA78E5AD7D1C83A0030E4F3" LSID="urn:lsid:plazi:treatment:123FE343C5CC500DBB00E5FECECCD806:3E9D9C8CADA78E5AD7D1C83A0030E4F3" country="China" latitude="30.5146" longLatPrecision="6" longitude="114.4394" municipality="Hengyang" name="Chuanshan Ave" stateProvince="Hunan Province">Chuanshan Ave</location>
; 
<named-content content-type="dwc:verbatimCoordinates" id="NCID0EGVBG" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[114.439400,30.514600]}">
<geoCoordinate id="3044C8C30962D4BBD65D67B351E1FF86" degrees="30.5146" direction="north" orientation="latitude" precision="5" value="30.5146">30.5146 ° N</geoCoordinate>
, 
<geoCoordinate id="D2247E93AF184B04AAE063B69E11AAB4" degrees="114.4394" direction="east" orientation="longitude" precision="5" value="114.4394">114.4394 ° E</geoCoordinate>
</named-content>
; 
<quantity id="3EE845373589DBB8B60CEBE85A95FDBF" metricMagnitude="2" metricUnit="m" metricValue="1.2" unit="m" value="120.0">
<elevation id="26A8997ACB4EADE06D2A80CDA5236562" metricMagnitude="2" metricUnit="m" metricValue="1.2" unit="m" value="120.0">120 m</elevation>
</quantity>
a. s. l.; 
<date id="EBE4C4A78A19C7618FCAD559139E0840" value="2021-01-12">
<collectingDate id="70F0FF140530930A49E0436BBBAA1AD3" value="2021-01-12">12 Jan. 2021</collectingDate>
</date>
; coll. 
<collectorName id="1F8587CEEDC5B990BE0518ADB8296E9C">Chao Jiang</collectorName>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="SECID0ELVBG" type="diagnosis">
<paragraph id="7C6BEF906F2571F43F03070E6FC36C5C">
<heading id="13EBD7B52F2167D53695D2D07A5CE881" reason="title">Diagnosis.</heading>
</paragraph>
<paragraph id="B80397BF9F1F03E537C88E46BAA15550">
A 
<taxonomicName id="9E3065B83275A95B7CDB003428E0E651">
<emphasis id="0693FD088F06C77BEDE35F57B2B51BD4" italics="true">Mecistocephalus</emphasis>
species
</taxonomicName>
with 49 leg pairs. Head length-to-width ratio 1.77, each side of clypeus with five or six smooth insulae, clypeal ratio (areolate part / non-areolate part) of 1.22, sensilla on plagulae absent, posterior 1 / 2 of cephalic pleurite bearing a group of setae, forcipular cerrus composed of two paramedian rows of setae, mandible with ~ 8 well-developed lamellae, and first lamella with seven teeth. Sternal sulcus furcated at an obtuse angle.
</paragraph>
</subSubSection>
<subSubSection id="SECID0EYVBG" type="description">
<paragraph id="605535485145EFC5A1FBB15360E1352E">
<heading id="B9CBB7A15CCDEF2A5B07F2373645EBAB" reason="title">Description.</heading>
</paragraph>
<paragraph id="F89A11B53892DC6C72E4346B35032FEA">
<emphasis id="106533E8DA909FD4DB412E10F3C2A172" bold="true" italics="true">
<typeStatus id="974F9D7149FA41100A346AA53F24C033" type="holotype">Holotype</typeStatus>
</emphasis>
(
<specimenCode id="052EC74FDF34A8221B68DB0E21548F1D">
<named-content id="BC4E47D8BAAC4E6153D6565619103742" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/chinese-academy-traditional-medicine" xlink_title="National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences">CMMI</named-content>
20210409134
</specimenCode>
).
</paragraph>
<paragraph id="1BFC36A84C9E1415110B12688564F311">
Body length: 
<quantity id="D0FA8CA611C7D21F3B17E45821C29D90" metricMagnitude="-2" metricUnit="m" metricValue="5.8" unit="mm" value="58.0">58 mm</quantity>
; posterior part slightly slender. Head and forcipular segment dark red in color; remainder yellow.
</paragraph>
<paragraph id="F07F6D3A68E68D0061340C552489734E">
<emphasis id="0A8B56FA1FCC3FAED705FA383F552C33" bold="true" italics="true">Cephalic plate</emphasis>
(Fig. 
<figureCitation id="C51946ADACD9FFB94703D84E42D4C378" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A anterior part of body, dorsal view (right antenna not drawn) B anterior part of body, ventral view (right antenna not drawn) C cephalic plate, dorsal view D anterior part of head, ventral view (maxillae removed) E cephalic plate, ventral view (maxillae removed) F mandible G maxillae and inner illustration shows the telopodite article III of the second maxillae, ventral view (right telopodite of the second maxillae removed) Part of areolation not drawn. Scale bars: 20 μm (F); 1 mm (A-E, G)." figureDoi="10.3897/zookeys.1218.130709.figure3" httpUri="https://binary.pensoft.net/fig/1173651">3 A-C</figureCitation>
): sub-rectangular, length-to-width ratio of 1.77; lateral margins slightly convergent backward, strongly convergent backward at proximal three-fourths, maximum width 
<quantity id="4F5CADBA73276C867094151852152F7B" metricMagnitude="-3" metricUnit="m" metricValue="2.88" unit="mm" value="2.88">2.88 mm</quantity>
; transverse suture protrudes to the back edge of the cephalic plate in an arc; two or three setae in the anterior of back side, punctate depressions interspersed throughout. Antennae 5.3 × as long as the head width. Apical sensilla ~ 8 μm long.
</paragraph>
<caption id="3F92A0602CE403481D47124AF5DEE31B" ID-DOI="10.3897/zookeys.1218.130709.figure3" ID-arpha="EE437806-055E-55FE-A4DC-17CC41670970" httpUri="https://binary.pensoft.net/fig/1173651" startId="F3">
<paragraph id="290AD5EA6E59BA7598656752B9F4DA6A">
<label id="F511525AC9C19FDF7C59B1B276194918">Figure 3.</label>
</paragraph>
<paragraph id="B449589A77BB72A7E8E5B131A0DA28FD">
<taxonomicName id="AFFCF42D50E496E21537688EF428D058" authority="Jiang &amp; You" authorityName="Jiang &amp; You" authorityYear="2024" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="chuensis" status="sp. nov.">
<emphasis id="7D4F0AFAE797C30C168E73BD4AE9A0A8" italics="true">Mecistocephalus chuensis</emphasis>
Jiang &amp; You
</taxonomicName>
, 
<taxonomicNameLabel id="C271D1521A8C47E547FD267586575826" rank="species">sp. nov.</taxonomicNameLabel>
, holotype (
<specimenCode id="4E66D291D1893F91CF9C1DFF67DBB7B6">
<named-content id="0FED2CA6D54A6CB4D726CDEEA941707F" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/chinese-academy-traditional-medicine" xlink_title="National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences">CMMI</named-content>
20210409134
</specimenCode>
) 
<emphasis id="302B80FC2F3EC5B563D6E23091E2C340" bold="true">A</emphasis>
anterior part of body, dorsal view (right antenna not drawn) 
<emphasis id="2AC87150064E919722661FECF9B67C83" bold="true">B</emphasis>
anterior part of body, ventral view (right antenna not drawn) 
<emphasis id="9487AEC3809016053CEE5885BDF19363" bold="true">C</emphasis>
cephalic plate, dorsal view 
<emphasis id="65F3AE1A2F7755440651896A7FCE2DE0" bold="true">D</emphasis>
anterior part of head, ventral view (maxillae removed) 
<emphasis id="0A75201A00AF7B25D7925A8679F41B50" bold="true">E</emphasis>
cephalic plate, ventral view (maxillae removed) 
<emphasis id="27DB63A8332B6C0110237ABC530BEA23" bold="true">F</emphasis>
mandible 
<emphasis id="58D1922763BCEA007D81A2A49082ABAC" bold="true">G</emphasis>
maxillae and inner illustration shows the telopodite article III of the second maxillae, ventral view (right telopodite of the second maxillae removed) Part of areolation not drawn. Scale bars: 20 μm (
<emphasis id="474C73FC0713C28650431CB79064F855" bold="true">F</emphasis>
); 1 mm (
<emphasis id="D9FB1A27F9D27B529C78692882921351" bold="true">A-E, G</emphasis>
).
</paragraph>
</caption>
<paragraph id="EC98E2B2A8283F7B7B1B60A3C4A7A0D8">
<emphasis id="0FFB7E2F7C56B3539B1704F35CC70D1C" bold="true" italics="true">Clypeus</emphasis>
(Fig. 
<figureCitation id="62FEA9FC28349E1FB4156DD35470B02B" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A anterior part of body, dorsal view (right antenna not drawn) B anterior part of body, ventral view (right antenna not drawn) C cephalic plate, dorsal view D anterior part of head, ventral view (maxillae removed) E cephalic plate, ventral view (maxillae removed) F mandible G maxillae and inner illustration shows the telopodite article III of the second maxillae, ventral view (right telopodite of the second maxillae removed) Part of areolation not drawn. Scale bars: 20 μm (F); 1 mm (A-E, G)." figureDoi="10.3897/zookeys.1218.130709.figure3" httpUri="https://binary.pensoft.net/fig/1173651">3 D</figureCitation>
): clypeal ratio (areolate part / non-areolate part) ~ 1.22; five or six insulae on each side of clypeus, only four bearing setae on each side; the transverse suture of clypeal plagulae almost straight, sensilla inside plagulae absent.
</paragraph>
<paragraph id="496B5EA1D58D3CDFAB20FF3CB1429A2B">
<emphasis id="AE77E370EF3EEC1844E1197EE23870F3" bold="true" italics="true">Labrum</emphasis>
(Fig. 
<figureCitation id="7EDA284F5C40389C8B65A7BDF2F768CF" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A anterior part of body, dorsal view (right antenna not drawn) B anterior part of body, ventral view (right antenna not drawn) C cephalic plate, dorsal view D anterior part of head, ventral view (maxillae removed) E cephalic plate, ventral view (maxillae removed) F mandible G maxillae and inner illustration shows the telopodite article III of the second maxillae, ventral view (right telopodite of the second maxillae removed) Part of areolation not drawn. Scale bars: 20 μm (F); 1 mm (A-E, G)." figureDoi="10.3897/zookeys.1218.130709.figure3" httpUri="https://binary.pensoft.net/fig/1173651">3 D</figureCitation>
): anterior ala with medial margin not reduced to a vertex, medial margin ~ 1 / 3 of the length of posterior ala; mid piece protruding forward over side pieces; posterior margin of side pieces sinuous, concave or convex with respect to straight anterior margin; the hair-like fringes and projections on the labral side pieces absent, the comma-shaped sclerite lateral to the labral side pieces present.
</paragraph>
<paragraph id="36A2474E2C37BBB25ECDBE3737CFC3EC">
<emphasis id="8450D31657113CCDDB43D6004D5FEE70" bold="true" italics="true">Cephalic pleurite</emphasis>
(Fig. 
<figureCitation id="A2167B85BF975298DC6ABD688F728ED6" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A anterior part of body, dorsal view (right antenna not drawn) B anterior part of body, ventral view (right antenna not drawn) C cephalic plate, dorsal view D anterior part of head, ventral view (maxillae removed) E cephalic plate, ventral view (maxillae removed) F mandible G maxillae and inner illustration shows the telopodite article III of the second maxillae, ventral view (right telopodite of the second maxillae removed) Part of areolation not drawn. Scale bars: 20 μm (F); 1 mm (A-E, G)." figureDoi="10.3897/zookeys.1218.130709.figure3" httpUri="https://binary.pensoft.net/fig/1173651">3 E</figureCitation>
): spiculum present, group of setae only on the posterior 1 / 2.
</paragraph>
<paragraph id="2588A7451499EED2C4ECEAE5172FE361">
<emphasis id="81AE5DB11ABD4FC13257F102531EF7F9" bold="true" italics="true">Mandible</emphasis>
(Fig. 
<figureCitation id="61694EAB19EA2035AB95AB67D4D5ABE7" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A anterior part of body, dorsal view (right antenna not drawn) B anterior part of body, ventral view (right antenna not drawn) C cephalic plate, dorsal view D anterior part of head, ventral view (maxillae removed) E cephalic plate, ventral view (maxillae removed) F mandible G maxillae and inner illustration shows the telopodite article III of the second maxillae, ventral view (right telopodite of the second maxillae removed) Part of areolation not drawn. Scale bars: 20 μm (F); 1 mm (A-E, G)." figureDoi="10.3897/zookeys.1218.130709.figure3" httpUri="https://binary.pensoft.net/fig/1173651">3 F</figureCitation>
): approximately eight well-developed lamellae; first lamella with seven teeth; average intermediate lamella with ~ 22 teeth; basal teeth as same size as distal teeth; basal tooth large, shorter than the teeth of the first lamella.
</paragraph>
<paragraph id="CA041F43FE0F93C899B27B1EE1B9D727">
<emphasis id="F5148634988F71D832761CC463DCFD6A" bold="true" italics="true">First maxillae</emphasis>
(Fig. 
<figureCitation id="61C5A6CD8D36CF21F12E988613396F81" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A anterior part of body, dorsal view (right antenna not drawn) B anterior part of body, ventral view (right antenna not drawn) C cephalic plate, dorsal view D anterior part of head, ventral view (maxillae removed) E cephalic plate, ventral view (maxillae removed) F mandible G maxillae and inner illustration shows the telopodite article III of the second maxillae, ventral view (right telopodite of the second maxillae removed) Part of areolation not drawn. Scale bars: 20 μm (F); 1 mm (A-E, G)." figureDoi="10.3897/zookeys.1218.130709.figure3" httpUri="https://binary.pensoft.net/fig/1173651">3 G</figureCitation>
): antero-external corners of coxosternite protruding and short; coxosternite divided by mid-longitudinal sulcus, with eight or nine setigerous insulae on each side; coxal projection 1.2 × wider than long, eleven setae on medial marginal and clavate lappet present; telopodites 2.86 × longer than wide, clavate lappet present.
</paragraph>
<paragraph id="3EFAF4F66EEAAA6E10424316ED4BB504">
<emphasis id="5642A921C595A0A74989B0BA1A11F83F" bold="true" italics="true">Second maxillae</emphasis>
(Fig. 
<figureCitation id="1DE50E793CA8F78E7FCF77A77C52214F" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A anterior part of body, dorsal view (right antenna not drawn) B anterior part of body, ventral view (right antenna not drawn) C cephalic plate, dorsal view D anterior part of head, ventral view (maxillae removed) E cephalic plate, ventral view (maxillae removed) F mandible G maxillae and inner illustration shows the telopodite article III of the second maxillae, ventral view (right telopodite of the second maxillae removed) Part of areolation not drawn. Scale bars: 20 μm (F); 1 mm (A-E, G)." figureDoi="10.3897/zookeys.1218.130709.figure3" httpUri="https://binary.pensoft.net/fig/1173651">3 G</figureCitation>
): sclerotic ridge on the middle of coxosternite circumscribing three or four setigerous insulae; each side of coxosternite with setae on the lateral to each metameric pore; telopodite article I 1.4 × longer than wide; anterior end of article II with six surrounding setae; article III 2.78 × longer than wide, with distal end densely setose, pretarsus present, conical in shape.
</paragraph>
<paragraph id="F24D6F5E4F43DA3F092F22EC233489D4">
<emphasis id="C66893643AB266D14745A4A39C4DEA3E" bold="true" italics="true">Forcipular segment</emphasis>
(Fig. 
<figureCitation id="A81F4E68C250C2619779E6100270CA40" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A forcipular segment, ventral view B forcipular segment, dorsal view C sternite of leg-bearing segment VI, ventral view D tergites of leg-bearing segments VI-VIII, dorsal view E ultimate leg-bearing segment, ventral view F ultimate leg-bearing segment, dorsal view G ultimate leg-bearing segment and left leg, ventral view H ultimate leg-bearing segment, ventral view (paratype CMMI 20210408122). Scale bars: 500 μm (H); 1 mm (A-G)." figureDoi="10.3897/zookeys.1218.130709.figure4" httpUri="https://binary.pensoft.net/fig/1173652">4 A, B</figureCitation>
): exposed part of the coxosternite with a width-to-length ratio of 0.68; cerrus composed of two convergent rows of setae and a pair of setae on each side. Forcipular trochanteroprefemur length-to-width ratio of 1.7, proximal tooth slightly smaller than the distal tooth; femur and tibia each with one tooth, equal in size; tarsungulum with two dark brown, small. basal teeth, one dorsal to the other.
</paragraph>
<caption id="B67B819D0F1D8ABA42146132127C486B" ID-DOI="10.3897/zookeys.1218.130709.figure4" ID-arpha="A878981C-AFA6-576D-9927-3B3CC6304935" httpUri="https://binary.pensoft.net/fig/1173652" startId="F4">
<paragraph id="E12F96640595AF203EC79DAF282C54EC">
<label id="0CF440C25F8A180B35EB74188B37754B">Figure 4.</label>
</paragraph>
<paragraph id="74D263CB72FCFB9FDBB58CF00F873F31">
<taxonomicName id="7672CC9F515836BDDA31E0F1C9D42A0F" authority="Jiang &amp; You" authorityName="Jiang &amp; You" authorityYear="2024" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="chuensis" status="sp. nov.">
<emphasis id="BAA5A3A497CF5B59D30B82649192B70B" italics="true">Mecistocephalus chuensis</emphasis>
Jiang &amp; You
</taxonomicName>
, 
<taxonomicNameLabel id="741DC9C0975062495D40593AEF841443" rank="species">sp. nov.</taxonomicNameLabel>
, holotype (
<specimenCode id="901CF2F7FDF95D173D4A4799567A9841">
<named-content id="E51C17154AACA5E0E4C42C68E1BD9A0E" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/chinese-academy-traditional-medicine" xlink_title="National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences">CMMI</named-content>
20210409134
</specimenCode>
) 
<emphasis id="E61092A2D81AF61C3D3E18FF6D4DE70C" bold="true">A</emphasis>
forcipular segment, ventral view 
<emphasis id="7DEF03517169CD95C5FD99F137A30260" bold="true">B</emphasis>
forcipular segment, dorsal view 
<emphasis id="25E462D09664A7EB8B295F6AD5D64B38" bold="true">C</emphasis>
sternite of leg-bearing segment VI, ventral view 
<emphasis id="79E40FD82A7EAB69832F13450AC3AFC0" bold="true">D</emphasis>
tergites of leg-bearing segments VI-VIII, dorsal view 
<emphasis id="2D8EE7CA250122C52B90FA27407B63D5" bold="true">E</emphasis>
ultimate leg-bearing segment, ventral view 
<emphasis id="5BE92143D61D96EEC593BC91A734782C" bold="true">F</emphasis>
ultimate leg-bearing segment, dorsal view 
<emphasis id="7E7A51AF285C94132E29A7F7BF9A2EA8" bold="true">G</emphasis>
ultimate leg-bearing segment and left leg, ventral view 
<emphasis id="93839BAD778989A6971F82532B449217" bold="true">H</emphasis>
ultimate leg-bearing segment, ventral view (paratype 
<specimenCode id="65809C5609C037D81EBBA0658939A213">
<named-content id="1B15BE9877B06631D930211AD3649BAA" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/chinese-academy-traditional-medicine" xlink_title="National Resource Center for Chinese Materia Medica, China Academy of Chinese Medical Sciences">CMMI</named-content>
20210408122
</specimenCode>
). Scale bars: 500 μm (
<emphasis id="8B605513B2CE4A7666C38EAAF254897A" bold="true">H</emphasis>
); 1 mm (
<emphasis id="79D0F5F61CD188DFC5ECEED7FAE595C2" bold="true">A-G</emphasis>
).
</paragraph>
</caption>
<paragraph id="186861ECD83CD484E5D6134C6CB46CED">
<emphasis id="403770EBECD6A4B894AF461AAFA64993" bold="true" italics="true">Leg-bearing segments</emphasis>
(Fig. 
<figureCitation id="57DA432A249CE50F96B9B8668FD0F557" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A forcipular segment, ventral view B forcipular segment, dorsal view C sternite of leg-bearing segment VI, ventral view D tergites of leg-bearing segments VI-VIII, dorsal view E ultimate leg-bearing segment, ventral view F ultimate leg-bearing segment, dorsal view G ultimate leg-bearing segment and left leg, ventral view H ultimate leg-bearing segment, ventral view (paratype CMMI 20210408122). Scale bars: 500 μm (H); 1 mm (A-G)." figureDoi="10.3897/zookeys.1218.130709.figure4" httpUri="https://binary.pensoft.net/fig/1173652">4 C, D</figureCitation>
): 49 leg-bearing segments; a few sternites with sternal sulcus and dispersed setae; sternal sulcus of anterior segments furcate, branches at an obtuse angle.
</paragraph>
<paragraph id="2ED375E39EA0B9546217080307DAD943">
<emphasis id="9856FC6352317C835FBCF82C0712C3C1" bold="true" italics="true">Ultimate leg-bearing segment</emphasis>
(Fig. 
<figureCitation id="9933C2E92865A059A1DC7ABAB213B98C" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A forcipular segment, ventral view B forcipular segment, dorsal view C sternite of leg-bearing segment VI, ventral view D tergites of leg-bearing segments VI-VIII, dorsal view E ultimate leg-bearing segment, ventral view F ultimate leg-bearing segment, dorsal view G ultimate leg-bearing segment and left leg, ventral view H ultimate leg-bearing segment, ventral view (paratype CMMI 20210408122). Scale bars: 500 μm (H); 1 mm (A-G)." figureDoi="10.3897/zookeys.1218.130709.figure4" httpUri="https://binary.pensoft.net/fig/1173652">4 E – H</figureCitation>
): metasternite trapezoidal, length-to-width ratio of 1; each coxopleuron covered with dense pore-field into the distal end ultimate leg telopodite with short setae, apical claw absent.
</paragraph>
<paragraph id="3719858352405B09103EDF76E2083722">
<emphasis id="90512CEBEF8C44A6BA88B8631269882B" bold="true" italics="true">Postpedal segments</emphasis>
(Fig. 
<figureCitation id="8F48CC148504DEB29C00D157CE24DC41" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mecistocephalus chuensis Jiang &amp; You, sp. nov., holotype (CMMI 20210409134) A forcipular segment, ventral view B forcipular segment, dorsal view C sternite of leg-bearing segment VI, ventral view D tergites of leg-bearing segments VI-VIII, dorsal view E ultimate leg-bearing segment, ventral view F ultimate leg-bearing segment, dorsal view G ultimate leg-bearing segment and left leg, ventral view H ultimate leg-bearing segment, ventral view (paratype CMMI 20210408122). Scale bars: 500 μm (H); 1 mm (A-G)." figureDoi="10.3897/zookeys.1218.130709.figure4" httpUri="https://binary.pensoft.net/fig/1173652">4 E, G, H</figureCitation>
): male gonopods tapered and biarticulated.
</paragraph>
</subSubSection>
<subSubSection id="SECID0ED4BG" type="variation">
<paragraph id="4FD2FAB0D7018EA5376C87022B8BEA0E">
<heading id="5F4E540F2C89AF4C2F21FE75FFA328E8" reason="title">
Variation in 
<typeStatus id="5565BF96A2703D82E5DC739FF6316DDE" type="paratype">paratypes</typeStatus>
.
</heading>
</paragraph>
<paragraph id="39450D423AA26A141E01E7854EAC7B97">
Body length up to 
<quantity id="2C2E9C6FC956FC6020011A2F479C3DC3" metricMagnitude="-2" metricUnit="m" metricValue="6.4" unit="mm" value="64.0">64 mm</quantity>
, cephalic plate length-to-width ratio of 1.77–1.97, antennae length-to-head width ratio of 4.8–5.5, medial projection of first maxillae width-to-length ratio of 1.2–2.14 and telopodites length-to-width ratio of 1.43–2.86, telopodites article I of second maxillae length-to-width ratio of 4–6.88, article III ratio of 2.78–3.18, forcipular trochanteroprefemur length-to-width ratio of 1.27–1.7, exposed part of coxosternite length-to-width ratio of 0.68–0.79. Female gonopods also biarticulated.
</paragraph>
</subSubSection>
<subSubSection id="SECID0EI4BG" type="remarks">
<paragraph id="95FF52A953977FFCA5DB54E4EA6F0D24">
<heading id="6643DBE265BFDCA45932A2C026122984" reason="title">Remarks.</heading>
</paragraph>
<paragraph id="6F61C0B3457B462F7DFBF2B21E300402">
As shown in Table 
<tableCitation id="7DFB1998748400811C286AB3B88132D2" captionStart="Table 5" captionStartId="T5" captionText="Table 5. Distinguishing characteristics of new species from similar species, incorporating data from Attems (1947), Chamberlin (1944), Matic and Dărăbanțu (1969), original descriptions, and re-descriptions." httpUri="http://table.plazi.org/id/F91F3DF963C55EBC92059957E12FD33C" tableUuid="F91F3DF963C55EBC92059957E12FD33C">5</tableCitation>
, 
<taxonomicName id="E01581FFE09A0D58B30384707D836DA2" authority="Verhoeff, 1937" authorityName="Verhoeff" authorityYear="1937" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="megittii">
<emphasis id="AAFACA1B668C10FE1FBD6BC502BB15B9" italics="true">M. megittii</emphasis>
<bibRefCitation id="CB76E3447ACCC53E16FC6D0960067FF9" author="Verhoeff KW" journalOrPublisher="Zoologische Jahrbücher" pagination="1-16" refId="B31" refString="Verhoeff KW (1937) Uber einige Chilopoden aus Australien und Brasilien. Zoologische Jahrbucher 70: 1 - 16." title="Über einige Chilopoden aus Australien und Brasilien." volume="70" year="1937">Verhoeff, 1937</bibRefCitation>
</taxonomicName>
, 
<taxonomicName id="35BA595EB4A2DCC9B547238C147E651D" authority="Chamberlin, 1944" authorityName="Chamberlin" authorityYear="1944" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="stenoceps">
<emphasis id="9C5498D0A0035B78862FD9FB63EFFA6C" italics="true">M. stenoceps</emphasis>
<bibRefCitation id="6A42CFEC1A73A72DFDC1BE50FCA5F049" author="Chamberlin RV" refId="B10" refString="Chamberlin RV (1944) Some chilopods from the Indo-Australian Archipelago - Notulae Naturae, Academy of Natural Sciences in Philadelphia 147: 1 - 14." year="1944">Chamberlin, 1944</bibRefCitation>
</taxonomicName>
, 
<taxonomicName id="CA4892D48DCF5AD922F8D45470A24079" authority="Chamberlin, 1944" authorityName="Chamberlin" authorityYear="1944" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="enigmus">
<emphasis id="CFAD8556211A39E6A05E4CD3E6B1E212" italics="true">M. enigmus</emphasis>
<bibRefCitation id="461CAC5F54EC31F68D2BAAE5347D86CF" author="Chamberlin RV" refId="B10" refString="Chamberlin RV (1944) Some chilopods from the Indo-Australian Archipelago - Notulae Naturae, Academy of Natural Sciences in Philadelphia 147: 1 - 14." year="1944">Chamberlin, 1944</bibRefCitation>
</taxonomicName>
and 
<taxonomicName id="05988E772B4E9C773D817C3260F445DD" authorityName="Jiang &amp; You" authorityYear="2024" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="chuensis" status="sp. nov.">
<emphasis id="9A0A9263D080EE3E6479E27B9D078239" italics="true">M. chuensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="88BA8CC4D9E3F45A880D3591BB835B99" rank="species">sp. nov.</taxonomicNameLabel>
are similar in the numbers of leg-bearing segments, furcate sternal sulcus and clypeal ratio, but other features distinguish them. 
<taxonomicName id="05D12324A951CAA80AF2EEC8A1DEB266" authorityName="Verhoeff" authorityYear="1937" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="megittii">
<emphasis id="099C24A08188159C2855391ED52DA9F9" italics="true">Mecistocephalus megittii</emphasis>
</taxonomicName>
notably differs from 
<taxonomicName id="543D687FD47B4DD8E2DBFCF58154456E" authorityName="Jiang &amp; You" authorityYear="2024" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="chuensis" status="sp. nov.">
<emphasis id="5478711977086EF2697075AFC947AA89" italics="true">M. chuensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="9AC91067B9AB256FA3AAB1303FAC4BBD" rank="species">sp. nov.</taxonomicNameLabel>
in the presence of a large tooth on the tarsungulum (only a small tooth at the base of the tarsungulum in the latter) and the presence of one or two setae on each side of clypeus (3 setae on each side of clypeus in the latter) (
<bibRefCitation id="21488AD4767EE2981F1B253509E18ED2" author="Attems" firstAuthor="Attems" issue="1944-1947" journalOrPublisher="Annalen des Naturhistorischen Museums, Wien" pagination="50-149" refId="B2" refString="Attems CG (1947) Neue Geophilomorpha des Wiener Museums. Annalen des Naturhistorischen Museums, Wien 55 (1944–1947): 50–149." title="Neue Geophilomorpha des Wiener Museums." volume="55" year="1947">Attems 1947</bibRefCitation>
).
</paragraph>
<caption id="F91F3DF963C55EBC92059957E12FD33C" ID-Table-UUID="F91F3DF963C55EBC92059957E12FD33C" httpUri="http://table.plazi.org/id/F91F3DF963C55EBC92059957E12FD33C" startId="T5" targetIsTable="true">
<paragraph id="27DD55EFD9B130AC7DC50921452530D3">
<label id="0BA7EC01B60710992DCFF483D075726E">Table 5.</label>
</paragraph>
<paragraph id="62B9D4A3B44F9DA8B48A351D324A2A5D">
Distinguishing characteristics of new species from similar species, incorporating data from 
<bibRefCitation id="80C738DCD219B659B2B7F82795BEF81C" author="Attems CG" firstAuthor="Attems" issue="1944-1947" journalOrPublisher="Annalen des Naturhistorischen Museums, Wien" pagination="50-149" refId="B2" refString="Attems CG (1947) Neue Geophilomorpha des Wiener Museums. Annalen des Naturhistorischen Museums, Wien 55 (1944–1947): 50–149." title="Neue Geophilomorpha des Wiener Museums." volume="55" year="1947">Attems (1947)</bibRefCitation>
, 
<bibRefCitation id="FB38EB65E7F33EC0C4A4C0F631CE3A94" author="Chamberlin RV" firstAuthor="Chamberlin" refId="B10" refString="Chamberlin RV (1944) Some chilopods from the Indo-Australian Archipelago - Notulae Naturae, Academy of Natural Sciences in Philadelphia 147: 1–14." year="1944">Chamberlin (1944)</bibRefCitation>
, Matic and Dărăbanțu (1969), original descriptions, and re-descriptions.
</paragraph>
</caption>
<paragraph id="F2D1044F59556F13A3D1CF7D5D72B180">
<table id="TID0EJUBI" rules="all">
<tbody id="12A0F7E8D0E464CF933BFB2C631E57DE">
<tr id="A1CBB1BBCCBB244C48C2AFFD25B5D99B">
<th id="933F3AF4F4EA0DEB5EBB54EF5D4E0313" colspan="1" isEmpty="true" rowspan="1">-</th>
<th id="E14BB9FC06909955AB074699D65F4F5D" colspan="1" rowspan="1">
<taxonomicName id="1CA6EC0E2A5A762EDF9378650E24F129" authorityName="Jiang &amp; You" authorityYear="2024" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="chuensis" status="sp. nov.">
<emphasis id="A86F8C9F55302E7AA9EFA67038323FA4" italics="true">M. chuensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="4DF425764B526FEEAAB057F559FEB179" rank="species">sp. nov.</taxonomicNameLabel>
</th>
<th id="0E7506B089886B63C2EEDE651A4AFE3B" colspan="1" rowspan="1">
<taxonomicName id="4507AF1DF539C7F9DDEAB7773EC31C6D" authorityName="Jiang &amp; You" authorityYear="2024" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="huangi" status="sp. nov.">
<emphasis id="E662734C4D6B67A54308F99FCFF44B89" italics="true">M. huangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="DAAC3CF8D79E3E4049A63E48B4FEEFD0" rank="species">sp. nov.</taxonomicNameLabel>
</th>
<th id="F96B0E981F7404F7BCA38BB74E7F16B4" colspan="1" rowspan="1">
<taxonomicName id="518D3E258B5B57168872CC86FDE81AB1" authority="Verhoeff, 1937" authorityName="Verhoeff" authorityYear="1937" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="megittii">
<emphasis id="91195CAA772338DBF99013F5AB10798B" italics="true">M. megittii</emphasis>
<bibRefCitation id="79DD400FC29D91B34F145189A7DF3B5A" author="Verhoeff KW" journalOrPublisher="Zoologische Jahrbücher" pagination="1-16" refId="B31" refString="Verhoeff KW (1937) Uber einige Chilopoden aus Australien und Brasilien. Zoologische Jahrbucher 70: 1 - 16." title="Über einige Chilopoden aus Australien und Brasilien." volume="70" year="1937">Verhoeff, 1937</bibRefCitation>
</taxonomicName>
</th>
<th id="3290502FDCB8EABE74440FA8EFBEABCF" colspan="1" rowspan="1">
<taxonomicName id="0695AA32077D9B6DA0A9B86A37041E80" authority="Chamberlin, 1944" authorityName="Chamberlin" authorityYear="1944" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="stenoceps">
<emphasis id="7B5B7A5492DA210AE7ECDDC716C38D3B" italics="true">M. stenoceps</emphasis>
<bibRefCitation id="6F300BA3B092F44C73260B33D1850E4D" author="Chamberlin RV" refId="B10" refString="Chamberlin RV (1944) Some chilopods from the Indo-Australian Archipelago - Notulae Naturae, Academy of Natural Sciences in Philadelphia 147: 1 - 14." year="1944">Chamberlin, 1944</bibRefCitation>
</taxonomicName>
</th>
<th id="79F00202DEEDAE4BB3735059F46CD458" colspan="1" rowspan="1">
<taxonomicName id="F8BB7ADA2FFDA0E409A0406835C131C1" authority="Chamberlin, 1944" authorityName="Chamberlin" authorityYear="1944" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="enigmus">
<emphasis id="144E9DF10E1846CCB6B6520AC71332A1" italics="true">M. enigmus</emphasis>
<bibRefCitation id="ABB134C0F9008FE6952EAB1A8652D2B7" author="Chamberlin RV" refId="B10" refString="Chamberlin RV (1944) Some chilopods from the Indo-Australian Archipelago - Notulae Naturae, Academy of Natural Sciences in Philadelphia 147: 1 - 14." year="1944">Chamberlin, 1944</bibRefCitation>
</taxonomicName>
</th>
<th id="59174AC5514BF44EAB51BD63D9BEC309" colspan="1" rowspan="1">
<taxonomicName id="DFD1A4912F904BEB2C2996EBCFE0FF22" authority="Matic" authorityName="Matic" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="lanzai">
<emphasis id="2892F08BEFD1E7269C5F2094DD569C7D" italics="true">M. lanzai</emphasis>
Matic
</taxonomicName>
&amp; Dărăbanțu, 1969
</th>
</tr>
<tr id="6113EBB3B80B7278287969580F8D7A7A">
<td id="0F20DECA8525EE618A8626F70D52C862" colspan="1" rowspan="1">Locality</td>
<td id="A6AFBE51176AC3B624F902549D795EF3" colspan="1" rowspan="1">Hunan, China</td>
<td id="EAF6B41B8E6FDA6811635955071F2AC3" colspan="1" rowspan="1">Yunnan, China</td>
<td id="DCD69BFD2A2471668BCD7DB868DAC609" colspan="1" rowspan="1">Rangoon, Myanmar</td>
<td id="EA7D161C4DB4E663E2F08D903FFDA5D8" colspan="1" rowspan="1">Purmerend, Batavia Bay</td>
<td id="7047F117893BCFD712E11321BB26B0D0" colspan="1" rowspan="1">Poentjak, Java</td>
<td id="95CF917FBBE0680666248F61AB080EC6" colspan="1" rowspan="1">Giohar</td>
</tr>
<tr id="5453081A57E06B55B7A38F23CAA57C27">
<td id="F538A9A9CD7DA4D57A8180B5A1329EAC" colspan="1" rowspan="1">Number of leg-bearing segments</td>
<td id="44D71364BDFBEE6AB50F4A3DDF243E31" colspan="1" rowspan="1">49</td>
<td id="7C13E1B5DC00B18BDB1CA5042915285A" colspan="1" rowspan="1">49</td>
<td id="B7B75AA94367AB61020A57583B790360" colspan="1" rowspan="1">49</td>
<td id="7E0EC2E2A371BF0336C1AA7C8986AED9" colspan="1" rowspan="1">49</td>
<td id="263FE56DFEB7A671FB2DB1FFA89BB538" colspan="1" rowspan="1">49</td>
<td id="68735FEFBD7B6EACD7A04EBC90DBA31F" colspan="1" rowspan="1">49</td>
</tr>
<tr id="EEB6DFFBD2DF9092F04D4CC88E072A79">
<td id="7DDD23F7703DB73018E328E455E34A9C" colspan="1" rowspan="1">Head length-to-width ratio</td>
<td id="A533311E50A9D0E6A8A05AB940CE3381" colspan="1" rowspan="1">1.77</td>
<td id="BD552EAA9DFA6A164B2601E5E8F9D154" colspan="1" rowspan="1">2</td>
<td id="14C70C3F30B09FCE9716DA74D274B864" colspan="1" rowspan="1">2.5</td>
<td id="24A6BD92637368EB46E4E2AB96640221" colspan="1" rowspan="1">2.03</td>
<td id="7432107377BB008FC53FEDF5C70B52D5" colspan="1" rowspan="1">1.73</td>
<td id="930713EFC8E16902B7CD0C41366BBC23" colspan="1" rowspan="1">1.58</td>
</tr>
<tr id="29132EAECF76844FEFACA205B51694E0">
<td id="848EEBE763A2468CD59B0784D9B323BC" colspan="1" rowspan="1">Clypeal ratio</td>
<td id="9DBBD32052D7412493226D2FE881EDDC" colspan="1" rowspan="1">1.22</td>
<td id="ABD8CA11C3A17E939DC9A72A28C0980C" colspan="1" rowspan="1">1</td>
<td id="CC72A3855ADA78DE9535369F32280139" colspan="1" rowspan="1">1.1</td>
<td id="307A9F522F9FA518E32DB5A93A0C49CB" colspan="1" rowspan="1">1.47</td>
<td id="1672F44CA049B572EEE62ACF5EE9A833" colspan="1" isEmpty="true" rowspan="1">-</td>
<td id="5E472CCE92F4CCD2E5F38BE96DCD54BE" colspan="1" rowspan="1">1.63</td>
</tr>
<tr id="872F4F4A1D7D16AD385C954C4249EF8A">
<td id="1D2F1748D4F06280AD626CAE7D1E7E13" colspan="1" rowspan="1">Setae on each side of clypeus</td>
<td id="10706022123CFC6297C344F50D5BC2EB" colspan="1" rowspan="1">4</td>
<td id="41E7E6BF084EAB2CF4D202758066B572" colspan="1" rowspan="1">2–3</td>
<td id="180F3449AF106E4778262759B10D7C40" colspan="1" rowspan="1">1–2</td>
<td id="0C8C829A2068A0A496BFEBC6C9C8FA51" colspan="1" rowspan="1">4</td>
<td id="967704F8AC5D6A1916FAEB443C3D75A2" colspan="1" isEmpty="true" rowspan="1">-</td>
<td id="0831EB019DE8F0EAC831583122B3753C" colspan="1" rowspan="1">3</td>
</tr>
<tr id="FBBCDBD5DCAE5260088479F0950A0050">
<td id="53AA5CB94370A02F5089ECC4B045A203" colspan="1" rowspan="1">Cephalic pleurite</td>
<td id="E1B4FC46F08842330E8FC7A689BA2FDE" colspan="1" rowspan="1">only on the posterior 1 / 2</td>
<td id="E8F0DE40F91AD90F276BC41FA6DDB4A1" colspan="1" rowspan="1">only on the posterior 1 / 2</td>
<td id="523448EE315E0FF19A2A0C088624B55C" colspan="1" isEmpty="true" rowspan="1">-</td>
<td id="252B95D1F94521B08628B80A237AAF1E" colspan="1" isEmpty="true" rowspan="1">-</td>
<td id="87A98276B06ABA13FDBCEDBF9F5AD379" colspan="1" isEmpty="true" rowspan="1">-</td>
<td id="07AAA29F50C54BE88F62000308525237" colspan="1" rowspan="1">only on the posterior 1 / 2</td>
</tr>
<tr id="7337AE98720633CA8B543EE736CF4365">
<td id="337C86594EB695DF36B2BCE9950BD541" colspan="1" rowspan="1">Mandible with well-developed lamellae</td>
<td id="7315975DBE57880BD3FF02F52C43AF53" colspan="1" rowspan="1">8</td>
<td id="CE39C9633E41729A43B91AE795555979" colspan="1" rowspan="1">6</td>
<td id="DEDDD83E947E045A95130CCDE3DA1435" colspan="1" isEmpty="true" rowspan="1">-</td>
<td id="A4FFE63E43E777CAD2FF514997574A07" colspan="1" isEmpty="true" rowspan="1">-</td>
<td id="43900B2C160DCB83C0A2CA92025156CB" colspan="1" rowspan="1">~ 9 or 10</td>
<td id="6C41F8156EB8A8490D96098B583E09FA" colspan="1" rowspan="1">9 or 10</td>
</tr>
<tr id="CC5D44DED7BA1A98FDB3B07959A93AA6">
<td id="297FFC036B26C853214420A5C6C9D6E4" colspan="1" rowspan="1">Forcipules</td>
<td id="01A4260356FAC4AEB58BA782258DE08E" colspan="1" rowspan="1">trochanteroprefemur with both basal and distal teeth</td>
<td id="D51EF6F7D463654F3A7722E8438134BC" colspan="1" rowspan="1">trochanteroprefemur with both basal and distal teeth</td>
<td id="6126CDDD4016587B583E7EA5D14DA093" colspan="1" rowspan="1">tooth on tarsungulum very prominent</td>
<td id="114A92CCA6E868FC846B72779C5F4C39" colspan="1" rowspan="1">trochanteroprefemur with both basal and distal teeth</td>
<td id="E9733B20E9C42794103D035440E6455C" colspan="1" rowspan="1">femur without tooth</td>
<td id="35E2F572C243E8EA903B772B8FB19384" colspan="1" rowspan="1">trochanteroprefemur with both basal and distal teeth</td>
</tr>
<tr id="80531DE91FB288577C0374AD79A43821">
<td id="CF390427EA17DD2C0EF0ABD939F8985B" colspan="1" rowspan="1">Sternal sulcus</td>
<td id="57F9871FA7BDEE95BE819EB6CF819A1E" colspan="1" rowspan="1">furcate</td>
<td id="1C6FB85D6FEB9A01FA5075219598F216" colspan="1" rowspan="1">furcate</td>
<td id="FA11EB01305E84C52CCAE6DA3281ADED" colspan="1" rowspan="1">furcate</td>
<td id="6D51A3CB253320E59128B4EC27173744" colspan="1" isEmpty="true" rowspan="1">-</td>
<td id="86EA7A4525FDE1AD06881135011B18B9" colspan="1" rowspan="1">furcate</td>
<td id="083FEBD4DE4A5CC7421EB7EBCB629C99" colspan="1" rowspan="1">furcate</td>
</tr>
<tr id="D2DEB9DC5C2E5D706199787FB5E0C63A">
<td id="E055ECEE54DB8445E9A5BED2B50DD6C0" colspan="1" rowspan="1">Metasternite of ultimate leg-bearing segment</td>
<td id="16BB90EB5C03319D64A4BE20973FAB60" colspan="1" rowspan="1">trapezoid</td>
<td id="7DDA4BC2C5D02140B486AFB146302177" colspan="1" rowspan="1">with a pillow-like protrusion</td>
<td id="C35A5772113BC2311BA4606CEBDF34D8" colspan="1" isEmpty="true" rowspan="1">-</td>
<td id="987F778ABA236BF1CBC99FCE16714BEA" colspan="1" rowspan="1">significantly narrow, the posterior end rather narrowly rounded</td>
<td id="D6C15B1B0E555726EC873AF5FB2526A2" colspan="1" isEmpty="true" rowspan="1">-</td>
<td id="952407F2A1D2DF47A3E0D2E2695EBFE2" colspan="1" isEmpty="true" rowspan="1">-</td>
</tr>
</tbody>
</table>
</paragraph>
<paragraph id="BE48A60363CB98DB3F2B665F64005C42">
Similarly, the other two species and 
<taxonomicName id="C636A7CF73D8FC52F5A02EBDA206798F" authorityName="Jiang &amp; You" authorityYear="2024" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="chuensis" status="sp. nov.">
<emphasis id="36DB46957111D96879B03DDBD4D7B7ED" italics="true">M. chuensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="0EED065DE9B52CD0D9A2B93E97F64819" rank="species">sp. nov.</taxonomicNameLabel>
can be distinguished by the location of the setae and presence or absence of a tooth on the forcipular femur. The clypeus of 
<taxonomicName id="2A98CD056DDFB22D0C028A8915E04608" authority="Chamberlin" authorityName="Chamberlin" authorityYear="1944" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="stenoceps">
<emphasis id="9C3E6E00615F47C8415601271FF3AB0E" italics="true">M. stenoceps</emphasis>
Chamberlin
</taxonomicName>
has a series of three setae in a transverse row on each side farther anteriorly than in 
<taxonomicName id="75BD7820B21005361E9ADA4F0C2CA4BA" authorityName="Jiang &amp; You" authorityYear="2024" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="chuensis" status="sp. nov.">
<emphasis id="8253D2C5BD890A91BF47B990F1CB9B04" italics="true">M. chuensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="457B4B14D74C46CB07EC6230A804D68B" rank="species">sp. nov.</taxonomicNameLabel>
, and 
<taxonomicName id="EFAD2EB94F0EB84B1B4B7CA336BD4D42" authorityName="Chamberlin" authorityYear="1944" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="enigmus">
<emphasis id="F11E49BE48F7EE34E32F2B494A08D36D" italics="true">M. enigmus</emphasis>
</taxonomicName>
lacks a femoral tooth (
<bibRefCitation id="7693BB8FF8E539D52B4B2FF3ECF83D22" author="Chamberlin" firstAuthor="Chamberlin" refId="B10" refString="Chamberlin RV (1944) Some chilopods from the Indo-Australian Archipelago - Notulae Naturae, Academy of Natural Sciences in Philadelphia 147: 1–14." year="1944">Chamberlin 1944</bibRefCitation>
), which is present in 
<taxonomicName id="EA2D71A14C30E5DD181788861AA76822" authorityName="Jiang &amp; You" authorityYear="2024" class="Chilopoda" family="Mecistocephalidae" genus="Mecistocephalus" kingdom="Animalia" order="Geophilomorpha" phylum="Arthropoda" rank="species" species="chuensis" status="sp. nov.">
<emphasis id="B434AAE59F586F327235EA6FFE880914" italics="true">M. chuensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="7566DB5D6D8AFC975A3514EAD1F65952" rank="species">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection id="SECID0EFMAI" type="distribution">
<paragraph id="C65B2090AE34836199901871F55BC8E4">
<heading id="A56431FCDAFDFCB9510E7A4791B436AA" reason="title">Distribution.</heading>
</paragraph>
<paragraph id="132B7BA82FDCD6D35E0D313A0747DF0F">
<collectingCountry id="7C77B97F9B864F4CBD9F372F310EAABE" name="China">China</collectingCountry>
(
<collectingRegion id="6930A09FEB688109807A9CEE8DD538C5" country="China" name="Hubei">Hubei</collectingRegion>
, 
<collectingRegion id="0E9A1C06C44735331D29B49DC3BFDBAB" country="China" name="Hunan">Hunan</collectingRegion>
).
</paragraph>
</subSubSection>
<subSubSection id="SECID0EKMAI" type="etymology">
<paragraph id="7DD64B0825C6110A49CAAE3BD352828A">
<heading id="5B925AB420C55BF50E7E5E59743A0AD2" reason="title">Etymology.</heading>
</paragraph>
<paragraph id="BD3E607057A23E9C8B5BFFF27A45DE24">
The specific name is derived from its distribution in 
<collectingRegion id="C3ABFB0F289F654C389BF45087CAA50E" country="China" name="Hunan">Hunan Province</collectingRegion>
and 
<collectingRegion id="D06036BDB44A591E7653808C4B3DCBB4" country="China" name="Hubei">Hubei Province</collectingRegion>
, where “ Chu ” in ancient 
<collectingCountry id="B0E5610C9AFB63E1964FDD177016A959" name="China">China</collectingCountry>
usually referred to these regions.
</paragraph>
</subSubSection>
</treatment>
</document>