treatments-xml/data/03/E1/E5/03E1E55038082456FF15A1DFFD28FD7B.xml
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<document id="E18BF81CFD6073FFE01DDDDEC534C6A5" ID-CLB-Dataset="5436" ID-DOI="10.11865/zs.202019" ID-GBIF-Dataset="22eaa483-476a-40cd-ad35-7ad9228ef89f" ID-ISSN="2095-6827" ID-Zenodo-Dep="4617214" ID-ZooBank="485DBA90-162E-414A-B975-79CF0CFA5CE1" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1616070783228" checkinUser="carolina" docAuthor="Jia, Fenglong, Yang, Zhenming, Jiang, Lu, Chen, Kai &amp; Jiang, Shujiao" docDate="2020" docId="03E1E55038082456FF15A1DFFD28FD7B" docLanguage="en" docName="ZoolSyst.45.2.146-149.pdf" docOrigin="Zoological Systematics 45 (2)" docSource="http://zoobank.org/485dba90-162e-414a-b975-79cf0cfa5ce1" docStyle="DocumentStyle:07E7829F32901B127B59E960199959BD.1:ZoolSyst.2014-.journal_article" docStyleId="07E7829F32901B127B59E960199959BD" docStyleName="ZoolSyst.2014-.journal_article" docStyleVersion="1" docTitle="Chaetarthria chenjuni Jia &amp; Yang 2020, sp. nov." docType="treatment" docVersion="8" lastPageNumber="149" masterDocId="FFD89D2838092455FF9DA364FFC3FF91" masterDocTitle="Chaetarthria chenjuni Jia &amp; Yang, sp. nov. (Coleoptera: Hydrophilidae), a new species from China and additional faunistic records" masterLastPageNumber="149" masterPageNumber="146" pageNumber="147" updateTime="1698934191563" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0">
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<mods:title id="B1F259B5E8CE538083EF26568991CFBA">Chaetarthria chenjuni Jia &amp; Yang, sp. nov. (Coleoptera: Hydrophilidae), a new species from China and additional faunistic records</mods:title>
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<mods:namePart id="95A6DE4FF128C029ADA29BAB30615C11">Jia, Fenglong</mods:namePart>
<mods:affiliation id="6C823D8E093F5FF76F3086F680ED1CC1">Institute of Entomology, Life Science School, Sun Yat-sen University, Guangzhou, 510275, China; E-mails: lssjfl @ mail. sysu. edu. cn; fenglongjia @ aliyun. com</mods:affiliation>
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<mods:namePart id="5612A66C875EB4CB92BD8CB0E5A4823E">Yang, Zhenming</mods:namePart>
<mods:affiliation id="D45B6ADAABF5BE1DC96D856EA524D124">Institute of Entomology, Life Science School, Sun Yat-sen University, Guangzhou, 510275, China; E-mails: lssjfl @ mail. sysu. edu. cn; fenglongjia @ aliyun. com</mods:affiliation>
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<mods:affiliation id="4A03AE971D5AE9BD4B8CF35045749D94">Institute of Entomology, Life Science School, Sun Yat-sen University, Guangzhou, 510275, China; E-mails: lssjfl @ mail. sysu. edu. cn; fenglongjia @ aliyun. com</mods:affiliation>
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<treatment id="03E1E55038082456FF15A1DFFD28FD7B" ID-DOI="http://doi.org/10.5281/zenodo.4617154" ID-GBIF-Taxon="183545681" ID-Zenodo-Dep="4617154" LSID="urn:lsid:plazi:treatment:03E1E55038082456FF15A1DFFD28FD7B" httpUri="http://treatment.plazi.org/id/03E1E55038082456FF15A1DFFD28FD7B" lastPageId="3" lastPageNumber="149" pageId="1" pageNumber="147">
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<taxonomicName id="4C482FC538082454FF15A1DFFDC5FD45" ID-CoL="8XX6P" authority="Jia &amp; Yang" authorityName="Jia &amp; Yang" authorityYear="2020" box="[136,518,699,724]" class="Insecta" family="Hydrophilidae" genus="Chaetarthria" kingdom="Animalia" order="Coleoptera" pageId="1" pageNumber="147" phylum="Arthropoda" rank="species" species="chenjuni" status="sp. nov.">
<emphasis id="B93C885438082454FF15A1DFFEBCFD42" bold="true" box="[136,383,699,723]" italics="true" pageId="1" pageNumber="147">Chaetarthria chenjuni</emphasis>
Jia &amp; Yang
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,
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(
<figureCitation id="137348C338082454FD19A1DFFD21FD45" box="[644,738,699,724]" captionStart="Figures 17" captionStartId="2.[155,227,2014,2036]" captionTargetBox="[189,1399,233,1990]" captionTargetId="figure-68@2.[189,1399,230,1990]" captionTargetPageId="2" captionText="Figures 17. Chaetarthria chenjuni Jia &amp; Yang, sp. nov. 1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13=0.5mm; 4=100μm; 5=50μm; 6=200μm; 7 =0.1mm." figureDoi="http://doi.org/10.5281/zenodo.4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="1" pageNumber="147">Figs 17</figureCitation>
)
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Type material.
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. male (
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),
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,
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,
<collectingMunicipality id="6B93CE3C38082454FCAEA197FC1EFC9B" box="[819,989,755,779]" pageId="1" pageNumber="147">Wuzhishan Mt.</collectingMunicipality>
,
<location id="8E97029D38082454FC70A197FB4AFC9A" LSID="urn:lsid:plazi:treatment:03E1E55038082456FF15A1DFFD28FD7B:8E97029D38082454FC70A197FB4AFC9A" box="[1005,1161,755,779]" country="China" municipality="Wuzhishan Mt." name="Guanshandian" pageId="1" pageNumber="147" stateProvince="Hainan">Guanshandian</location>
, 18˚53´N, 109˚41´E, elev.
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,
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<collectingDate id="EFB28B6E38082454FF4BA072FE8DFCBF" box="[214,334,790,814]" pageId="1" pageNumber="147" value="2012-04-21">21.IV.2012</collectingDate>
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,
<collectorName id="26BD319038082454FEC4A071FE06FCBC" box="[345,453,789,813]" pageId="1" pageNumber="147">Yin Ziwei</collectorName>
leg.
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<typeStatus id="54F3EAE438082454FE66A072FDA0FCBF" box="[507,611,790,814]" pageId="1" pageNumber="147" type="paratype">Paratypes</typeStatus>
(
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;
<specimenCount id="9D4E9FCF38082454FCBDA072FCAFFCBC" box="[800,876,790,814]" pageId="1" pageNumber="147" type="generic">2 spec.</specimenCount>
<collectionCode id="ED59CC8338082454FCEFA072FC02FCBF" box="[882,961,790,814]" country="Czech Republic" httpUri="http://grbio.org/cool/hj12-2xm7" name="National Museum Prague" pageId="1" pageNumber="147">NMPC</collectionCode>
;
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;
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SYSU)
</materialsCitation>
.
<materialsCitation id="3B205E1B38082454FABEA071FEF9FCC1" ID-GBIF-Occurrence="3322619302" collectingDate="2012-04-21" collectionCode="SYSU" collectorName="Yin Ziwei" country="China" elevation="650" location="Guanshandian" municipality="Wuzhishan Mt." pageId="1" pageNumber="147" specimenCount="5" stateProvince="Hainan" typeStatus="paratype">
<specimenCount id="9D4E9FCF38082454FABEA071FAADFCBC" box="[1315,1390,789,813]" pageId="1" pageNumber="147" type="generic">5 spec.</specimenCount>
same data as holotype
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;
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,
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,
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,
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,
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,
<collectingMunicipality id="6B93CE3C38082454FCF3A05CFBE6FCC1" box="[878,1061,824,848]" pageId="1" pageNumber="147">Diaoluoshan Mt.</collectingMunicipality>
,
<location id="8E97029D38082454FBB2A05CFB0EFCC1" LSID="urn:lsid:plazi:treatment:03E1E55038082456FF15A1DFFD28FD7B:8E97029D38082454FBB2A05CFB0EFCC1" box="[1071,1229,824,848]" country="China" county="Lingshui County" municipality="Diaoluoshan Mt." name="Winding Road" pageId="1" pageNumber="147" stateProvince="Hainan">Winding Road</location>
, 18˚42´N, 109˚52´E, elev.
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,
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<collectingDate id="EFB28B6E38082454FECCA03FFE09FCE2" box="[337,458,859,883]" pageId="1" pageNumber="147" value="2012-04-28">28.IV.2012</collectingDate>
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,
<collectorName id="26BD319038082454FE48A03FFDC9FCE2" box="[469,522,859,883]" pageId="1" pageNumber="147">Peng</collectorName>
&amp;
<collectorName id="26BD319038082454FDB3A03FFD96FCE2" box="[558,597,859,883]" pageId="1" pageNumber="147">Dai</collectorName>
leg.
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;
<materialsCitation id="3B205E1B38082454FD0CA03FFBC7FC04" ID-GBIF-Occurrence="3322619306" collectingDate="1998-04-03" collectionCode="IZCAS" collectorName="Wenzhu Li &amp; Chinese" country="China" elevation="1440" location="Defu" municipality="Napo" pageId="1" pageNumber="147" specimenCount="2" specimenCount-female="2" stateProvince="Guangxi" typeStatus="paratype">
<specimenCount id="9D4E9FCF38082454FD0CA03FFD3AFCE2" box="[657,761,859,883]" pageId="1" pageNumber="147" type="female">2 females</specimenCount>
(
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: IOZ(E)20022538, IOZ(E)20022533),
<collectingCountry id="F35F14D638082454FB66A03FFAFEFCE2" box="[1275,1341,859,883]" name="China" pageId="1" pageNumber="147">China</collectingCountry>
,
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,
<collectingMunicipality id="6B93CE3C38082454FF15A01AFF06FC04" box="[136,197,894,917]" pageId="1" pageNumber="147">Napo</collectingMunicipality>
,
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, elev.
<quantity id="4CB0F9A338082454FECEA01AFE67FC04" box="[339,420,894,918]" metricMagnitude="3" metricUnit="m" metricValue="1.44" pageId="1" pageNumber="147" unit="m" value="1440.0">
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,
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<collectingDate id="EFB28B6E38082454FE2FA01AFDDEFC07" box="[434,541,894,918]" pageId="1" pageNumber="147" value="1998-04-03">3.IV.1998</collectingDate>
</date>
,
<collectorName id="26BD319038082454FDB7A019FD61FC04" box="[554,674,893,917]" pageId="1" pageNumber="147">Wenzhu Li</collectorName>
leg. (transcribed from
<collectorName id="26BD319038082454FC3EA019FC3DFC04" box="[931,1022,893,917]" pageId="1" pageNumber="147">Chinese</collectorName>
)
</materialsCitation>
;
<materialsCitation id="3B205E1B38082454FB8FA01AFB91FC29" ID-GBIF-Occurrence="3322619303" collectingDate="1998-08-14" collectionCode="IZCAS" collectorName="Tongli He &amp; Chinese" country="China" elevation="1300" pageId="1" pageNumber="147" specimenCount="1" specimenCount-female="1" stateProvince="Guangxi" typeStatus="paratype">
<specimenCount id="9D4E9FCF38082454FB8FA01AFBB2FC04" box="[1042,1137,893,918]" pageId="1" pageNumber="147" type="female">1 female</specimenCount>
(
<collectionCode id="ED59CC8338082454FB1EA01AFB16FC07" box="[1155,1237,894,918]" country="China" httpUri="http://grbio.org/cool/crjh-4ne1" name="Institute of Zoology, Chinese Academy of Sciences" pageId="1" pageNumber="147">IZCAS</collectionCode>
: IOZ(E)20022536), locality as above, elev.
<quantity id="4CB0F9A338082454FE16A0C4FE18FC29" box="[395,475,928,952]" metricMagnitude="3" metricUnit="m" metricValue="1.3" pageId="1" pageNumber="147" unit="m" value="1300.0">
<elevation id="0065B37538082454FE16A0C4FE18FC29" box="[395,475,928,952]" metricMagnitude="3" metricUnit="m" metricValue="1.3" pageId="1" pageNumber="147" unit="m" value="1300.0">1300 m</elevation>
</quantity>
,
<date id="FFF6728638082454FE74A0C4FDB4FC29" box="[489,631,928,952]" pageId="1" pageNumber="147" value="1998-08-14">
<collectingDate id="EFB28B6E38082454FE74A0C4FDB4FC29" box="[489,631,928,952]" pageId="1" pageNumber="147" value="1998-08-14">14.VIII.1998</collectingDate>
</date>
,
<collectorName id="26BD319038082454FD1EA0C4FD32FC29" box="[643,753,928,952]" pageId="1" pageNumber="147">Tongli He</collectorName>
leg. (transcribed from
<collectorName id="26BD319038082454FC6DA0C4FB88FC29" box="[1008,1099,928,952]" pageId="1" pageNumber="147">Chinese</collectorName>
)
</materialsCitation>
;
<materialsCitation id="3B205E1B38082454FBC2A0C4FF29FC6C" ID-GBIF-Occurrence="3322619308" collectingDate="2019-08-02" collectorName="Jia &amp; Mai " country="China" county="Shenzhen" latitude="22.48157" location="Getian Village" longLatPrecision="1" longitude="114.62643" municipality="Dapeng Peninsula" pageId="1" pageNumber="147" specimenCount="3" specimenCount-female="3" stateProvince="Guangdong" typeStatus="paratype">
<specimenCount id="9D4E9FCF38082454FBC2A0C4FB08FC29" box="[1119,1227,928,952]" pageId="1" pageNumber="147" type="female">3 females</specimenCount>
,
<collectingCountry id="F35F14D638082454FB45A0C4FAD8FC29" box="[1240,1307,928,952]" name="China" pageId="1" pageNumber="147">China</collectingCountry>
,
<collectingRegion id="498C9AA438082454FAB5A0C4FA64FC29" box="[1320,1447,928,952]" country="China" name="Guangdong" pageId="1" pageNumber="147">Guangdong</collectingRegion>
,
<collectingCounty id="62962CCA38082454FF15A0A7FF30FC4A" box="[136,243,963,987]" pageId="1" pageNumber="147">Shenzhen</collectingCounty>
,
<collectingMunicipality id="6B93CE3C38082454FE9CA0A7FE0BFC4A" box="[257,456,963,987]" pageId="1" pageNumber="147">Dapeng Peninsula</collectingMunicipality>
,
<location id="8E97029D38082454FE4BA0A7FDB5FC4A" LSID="urn:lsid:plazi:treatment:03E1E55038082456FF15A1DFFD28FD7B:8E97029D38082454FE4BA0A7FDB5FC4A" box="[470,630,963,987]" country="China" county="Shenzhen" latitude="22.48157" longLatPrecision="1" longitude="114.62643" municipality="Dapeng Peninsula" name="Getian Village" pageId="1" pageNumber="147" stateProvince="Guangdong">Getian Village</location>
,
<geoCoordinate id="EE7C328138082454FD19A0A7FCCAFC4A" box="[644,777,963,987]" degrees="22.48157" direction="north" orientation="latitude" pageId="1" pageNumber="147" precision="1" value="22.48157">22.48157°N</geoCoordinate>
,
<geoCoordinate id="EE7C328138082454FC8AA0A7FC66FC4A" box="[791,933,963,987]" degrees="114.62643" direction="east" orientation="longitude" pageId="1" pageNumber="147" precision="1" value="114.62643">114.62643°E</geoCoordinate>
,
<date id="FFF6728638082454FC2EA0A7FBF0FC4A" box="[947,1075,963,987]" pageId="1" pageNumber="147" value="2019-08-02">
<collectingDate id="EFB28B6E38082454FC2EA0A7FBF0FC4A" box="[947,1075,963,987]" pageId="1" pageNumber="147" value="2019-08-02">2.VIII.2019</collectingDate>
</date>
,
<collectorName id="26BD319038082454FBDCA0A7FB9CFC4A" box="[1089,1119,963,987]" pageId="1" pageNumber="147">Jia</collectorName>
&amp;
<collectorName id="26BD319038082454FB15A0A7FB70FC4A" box="[1160,1203,963,987]" pageId="1" pageNumber="147">Mai</collectorName>
leg. (transcribed from
<collectorName id="26BD319038082454FF15A081FF20FC6C" box="[136,227,997,1021]" pageId="1" pageNumber="147">Chinese</collectorName>
)
</materialsCitation>
.
</paragraph>
<paragraph id="8BF7544638082454FF20A76CFC98FB3A" blockId="1.[136,1452,754,2061]" pageId="1" pageNumber="147">
Diagnosis. This new species may be close to
<taxonomicName id="4C482FC538082454FD3AA76DFC27FBB1" authority="d'Orchymont, 1920" authorityName="d'Orchymont" authorityYear="1920" box="[679,996,1032,1056]" class="Insecta" family="Hydrophilidae" genus="Chaetarthria" kingdom="Animalia" order="Coleoptera" pageId="1" pageNumber="147" phylum="Arthropoda" rank="species" species="indica">
<emphasis id="B93C885438082454FD3AA76DFCC9FBB1" box="[679,778,1032,1056]" italics="true" pageId="1" pageNumber="147">C. indica</emphasis>
d'Orchymont, 1920
</taxonomicName>
. It can be distinguished from
<taxonomicName id="4C482FC538082454FABBA76DFA4AFBB1" authorityName="d'Orchymont" authorityYear="1920" box="[1318,1417,1032,1056]" class="Insecta" family="Hydrophilidae" genus="Chaetarthria" kingdom="Animalia" order="Coleoptera" pageId="1" pageNumber="147" phylum="Arthropoda" rank="species" species="indica">
<emphasis id="B93C885438082454FABBA76DFA4AFBB1" box="[1318,1417,1032,1056]" italics="true" pageId="1" pageNumber="147">C. indica</emphasis>
</taxonomicName>
by its labrum black, elytra uniformly black, maxillary palps piceous, ventral surface black, legs black with tarsomeres dark brown, elytra with distinct punctures as well as the systematic punctures, an arrangement otherwise only known from
<taxonomicName id="4C482FC538082454FA0EA72AFE40FB19" authority="d'Orchymont" authorityName="d'Orchymont" class="Insecta" family="Hydrophilidae" genus="Chaetarthria" kingdom="Animalia" order="Coleoptera" pageId="1" pageNumber="147" phylum="Arthropoda" rank="species" species="saundersi">
<emphasis id="B93C885438082454FA0EA72AFF33FB19" italics="true" pageId="1" pageNumber="147">C. saundersi</emphasis>
d'Orchymont
</taxonomicName>
in the Oriental Region; aedeagus with median lobe broadly rounded apically, without a flagellum arising out of the middle of anterior margin, gonopore oval (
<figureCitation id="137348C338082454FC91A7F7FC8DFB3A" box="[780,846,1171,1195]" captionStart="Figures 17" captionStartId="2.[155,227,2014,2036]" captionTargetBox="[189,1399,233,1990]" captionTargetId="figure-68@2.[189,1399,230,1990]" captionTargetPageId="2" captionText="Figures 17. Chaetarthria chenjuni Jia &amp; Yang, sp. nov. 1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13=0.5mm; 4=100μm; 5=50μm; 6=200μm; 7 =0.1mm." figureDoi="http://doi.org/10.5281/zenodo.4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="1" pageNumber="147">Fig. 7</figureCitation>
).
</paragraph>
<paragraph id="8BF7544638082454FF20A7D1FE6BFA0C" blockId="1.[136,1452,754,2061]" pageId="1" pageNumber="147">General description. Labrum same colour as clypeus, maxillary palps uniformly dark reddish brown, pronotum with posterior angles dark brown, only slightly lighter than disc, elytra uniformly black. Ventral surface black; legs black, with tarsomeres dark brown. Head and pronotum without punctures. Pronotum without distinct anterior angles, posterior angles acute. Elytra with 4 distinct regular series of punctures, between regular series of punctures with 2 distinct irregular series of punctures, lightly finer than systematic punctures, lateral portion with irregular punctures, coarser than those on disc. Aedeagus with phallobase ca. 1.6× as long as parameres, median lobe broadly rounded apically, without a flagellum, gonopore situated apically.</paragraph>
<paragraph id="8BF7544638082454FF20A6CCFE36F9DA" blockId="1.[136,1452,754,2061]" pageId="1" pageNumber="147">
Description. Size and Form.
<quantity id="4CB0F9A338082454FE60A6CCFDBCFA51" box="[509,639,1448,1472]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="2.6" metricValueMin="2.4" pageId="1" pageNumber="147" unit="mm" value="2.5" valueMax="2.6" valueMin="2.4">2.42.6 mm</quantity>
. Broadly oval, strongly convex (
<figureCitation id="137348C338082454FC77A6CCFBEFFA51" box="[1002,1068,1448,1472]" captionStart="Figures 17" captionStartId="2.[155,227,2014,2036]" captionTargetBox="[189,1399,233,1990]" captionTargetId="figure-68@2.[189,1399,230,1990]" captionTargetPageId="2" captionText="Figures 17. Chaetarthria chenjuni Jia &amp; Yang, sp. nov. 1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13=0.5mm; 4=100μm; 5=50μm; 6=200μm; 7 =0.1mm." figureDoi="http://doi.org/10.5281/zenodo.4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="1" pageNumber="147">Fig. 1</figureCitation>
). Elytra slightly longer than wide. Colour. Dorsum black. Labrum same colour as clypeus or slightly lighter, without lighter anterior margin. Maxillary palps uniformly dark reddish brown. Pronotum with posterior angles dark brown (
<bibRefCitation id="EFD929B738082454FC58A689FBAFF997" author="Jia &amp; Wang &amp; Aston &amp; Revision of Chaetarthria Stephens" box="[965,1132,1517,1542]" pageId="1" pageNumber="147" pagination="2369 - 2384" refId="ref2498" refString="Jia, F. L., Wang, S. S., Aston, P. 2018. Revision of Chaetarthria Stephens (Coleoptera: Hydrophilidae) in China, with a key to the species in the Oriental Region. Journal of Natural History, 52: 37 - 38, 2369 - 2384. doi: 10.1080 / 00222933.2018.1532023." type="journal article" year="2018">
Jia
<emphasis id="B93C885438082454FC70A68AFBE7F994" box="[1005,1060,1517,1541]" italics="true" pageId="1" pageNumber="147">et al.</emphasis>
, 2018
</bibRefCitation>
: fig. 3a), only slightly lighter than disc. Elytra uniformly black (
<figureCitation id="137348C338082454FE62A574FDA2F9B9" box="[511,609,1552,1576]" captionStart="Figures 17" captionStartId="2.[155,227,2014,2036]" captionTargetBox="[189,1399,233,1990]" captionTargetId="figure-68@2.[189,1399,230,1990]" captionTargetPageId="2" captionText="Figures 17. Chaetarthria chenjuni Jia &amp; Yang, sp. nov. 1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13=0.5mm; 4=100μm; 5=50μm; 6=200μm; 7 =0.1mm." figureDoi="http://doi.org/10.5281/zenodo.4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="1" pageNumber="147">Figs 1, 3</figureCitation>
). Ventral surface black. Mentum dark brown. Legs black with slightly lighter tarsomeres; epipleura dark brown.
</paragraph>
<paragraph id="8BF7544638082454FF20A531FB6BF8AC" blockId="1.[136,1452,754,2061]" pageId="1" pageNumber="147">
Head. Ground punctation on labrum, clypeus and frons undetectable (
<figureCitation id="137348C338082454FC2FA531FC36F9FF" box="[946,1013,1621,1646]" captionStart="Figures 17" captionStartId="2.[155,227,2014,2036]" captionTargetBox="[189,1399,233,1990]" captionTargetId="figure-68@2.[189,1399,230,1990]" captionTargetPageId="2" captionText="Figures 17. Chaetarthria chenjuni Jia &amp; Yang, sp. nov. 1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13=0.5mm; 4=100μm; 5=50μm; 6=200μm; 7 =0.1mm." figureDoi="http://doi.org/10.5281/zenodo.4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="1" pageNumber="147">Fig. 4</figureCitation>
). Systematic punctures on labrum, frons and clypeus very fine but detectable. Labrum not emarginate anteriorly. Eyes small, slightly protruding, separated by ca. 5.5 × width of one eye. Maxillary palps about a half as long as width of head, apical palpomere almost symmetrical and longer than penultimate (
<bibRefCitation id="EFD929B738082454FEDBA5D9FE21F947" author="Jia &amp; Wang &amp; Aston &amp; Revision of Chaetarthria Stephens" box="[326,482,1725,1750]" pageId="1" pageNumber="147" pagination="2369 - 2384" refId="ref2498" refString="Jia, F. L., Wang, S. S., Aston, P. 2018. Revision of Chaetarthria Stephens (Coleoptera: Hydrophilidae) in China, with a key to the species in the Oriental Region. Journal of Natural History, 52: 37 - 38, 2369 - 2384. doi: 10.1080 / 00222933.2018.1532023." type="journal article" year="2018">
Jia
<emphasis id="B93C885438082454FEF7A5DAFE5DF944" box="[362,414,1725,1749]" italics="true" pageId="1" pageNumber="147">et al.</emphasis>
, 2018
</bibRefCitation>
: fig. 3d). Labial palps about one-third as long as width of mentum, apical palpomere conical, shorter than 2nd, 2nd palpomere with numerous long setae on inner and outer face. Antennae 8-segmented, scape almost as long as following antennomeres combined, club loosely segmented. Mentum (
<bibRefCitation id="EFD929B738082454FC42A467FB4BF88A" author="Jia &amp; Wang &amp; Aston &amp; Revision of Chaetarthria Stephens" box="[991,1160,1795,1819]" pageId="1" pageNumber="147" pagination="2369 - 2384" refId="ref2498" refString="Jia, F. L., Wang, S. S., Aston, P. 2018. Revision of Chaetarthria Stephens (Coleoptera: Hydrophilidae) in China, with a key to the species in the Oriental Region. Journal of Natural History, 52: 37 - 38, 2369 - 2384. doi: 10.1080 / 00222933.2018.1532023." type="journal article" year="2018">
Jia
<emphasis id="B93C885438082454FB9AA467FBFCF88A" box="[1031,1087,1795,1819]" italics="true" pageId="1" pageNumber="147">et al.</emphasis>
, 2018
</bibRefCitation>
: fig. 3d) longer than wide, quadrate, entire anteriorly; with very fine and scattered punctures anteriorly, not punctate medially.
</paragraph>
<paragraph id="8BF7544638082456FF20A42CFECDFE66" blockId="1.[136,1452,754,2061]" lastBlockId="3.[136,1452,236,746]" lastPageId="3" lastPageNumber="149" pageId="1" pageNumber="147">
Thorax. Pronotum shinning, without distinct anterior angles, lateral margin of anterolateral angle dilated, posterior angles acute (
<figureCitation id="137348C338082454FE87A40FFE98F812" box="[282,347,1899,1923]" captionStart="Figures 17" captionStartId="2.[155,227,2014,2036]" captionTargetBox="[189,1399,233,1990]" captionTargetId="figure-68@2.[189,1399,230,1990]" captionTargetPageId="2" captionText="Figures 17. Chaetarthria chenjuni Jia &amp; Yang, sp. nov. 1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13=0.5mm; 4=100μm; 5=50μm; 6=200μm; 7 =0.1mm." figureDoi="http://doi.org/10.5281/zenodo.4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="1" pageNumber="147">Fig. 6</figureCitation>
); lateral stria present along entire lateral margin, terminating posteriorly at hind angle. Pronotal ground punctation undetectable, systematic punctures very fine but detectable. Elytra smooth and shining, with 4 distinct regular series of punctures (
<figureCitation id="137348C338082454FEFAA4D4FE69F859" box="[359,426,1968,1992]" captionStart="Figures 17" captionStartId="2.[155,227,2014,2036]" captionTargetBox="[189,1399,233,1990]" captionTargetId="figure-68@2.[189,1399,230,1990]" captionTargetPageId="2" captionText="Figures 17. Chaetarthria chenjuni Jia &amp; Yang, sp. nov. 1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13=0.5mm; 4=100μm; 5=50μm; 6=200μm; 7 =0.1mm." figureDoi="http://doi.org/10.5281/zenodo.4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="1" pageNumber="147">Fig. 5</figureCitation>
) between regular series of punctures with a few irregular series of punctures (
<figureCitation id="137348C338082454FA93A4D4FA93F859" box="[1294,1360,1968,1992]" captionStart="Figures 17" captionStartId="2.[155,227,2014,2036]" captionTargetBox="[189,1399,233,1990]" captionTargetId="figure-68@2.[189,1399,230,1990]" captionTargetPageId="2" captionText="Figures 17. Chaetarthria chenjuni Jia &amp; Yang, sp. nov. 1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13=0.5mm; 4=100μm; 5=50μm; 6=200μm; 7 =0.1mm." figureDoi="http://doi.org/10.5281/zenodo.4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="1" pageNumber="147">Fig. 3</figureCitation>
), lateral portion with irregular punctures that are coarser than those on disc. Sutural stria reaching half of elytral length (
<bibRefCitation id="EFD929B738082454FADAA4B7FF02F79C" author="Jia &amp; Wang &amp; Aston &amp; Revision of Chaetarthria Stephens" pageId="1" pageNumber="147" pagination="2369 - 2384" refId="ref2498" refString="Jia, F. L., Wang, S. S., Aston, P. 2018. Revision of Chaetarthria Stephens (Coleoptera: Hydrophilidae) in China, with a key to the species in the Oriental Region. Journal of Natural History, 52: 37 - 38, 2369 - 2384. doi: 10.1080 / 00222933.2018.1532023." type="journal article" year="2018">
Jia
<emphasis id="B93C885438082454FAF3A4B7FA66F87A" box="[1390,1445,2003,2027]" italics="true" pageId="1" pageNumber="147">et al.</emphasis>
, 2018
</bibRefCitation>
: fig. 3c), no series of punctures before sutural stria. Prosternum extremely short, only slightly convex, not carinate. Mesosternum glabrous, slightly concave, with a median, transverse and lightly arcuate ridge at level of anterior mesocoxal margin. Metasternum slightly raised, a little more convex and sparsely pubescent medially. Metepisterna about 4.3× as long as wide, more densely pubescent than metasternum, almost parallel sided except posteriorly, where inner margin bends smoothly towards outer margin. Procoxae densely pubescent, meso- and metacoxae glabrous. Femora with sharply defined tibial grooves on inner face; Femora stout. Pro- and meso-femora densely pubescent except on apical extremity; anterior half of metafemora densely pubescent, posterior half glabrous with some coarse punctures (
<bibRefCitation id="EFD929B7380A2456FB0EA2FEFA80FE23" author="Jia &amp; Wang &amp; Aston &amp; Revision of Chaetarthria Stephens" box="[1171,1347,410,434]" pageId="3" pageNumber="149" pagination="2369 - 2384" refId="ref2498" refString="Jia, F. L., Wang, S. S., Aston, P. 2018. Revision of Chaetarthria Stephens (Coleoptera: Hydrophilidae) in China, with a key to the species in the Oriental Region. Journal of Natural History, 52: 37 - 38, 2369 - 2384. doi: 10.1080 / 00222933.2018.1532023." type="journal article" year="2018">
Jia
<emphasis id="B93C8854380A2456FB20A2FEFB3BFE23" box="[1213,1272,410,434]" italics="true" pageId="3" pageNumber="149">et al.</emphasis>
, 2018
</bibRefCitation>
: fig. 3b), posterodorsal margin densely pubescent. Tibiae slender, hardly flattened. Tarsi with 5 tarsomeres, first metatarsomere shorter than second.
</paragraph>
<caption id="DF3704CE380B2457FF06A4BAFE21F7A5" ID-DOI="http://doi.org/10.5281/zenodo.4617216" ID-Zenodo-Dep="4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="2" pageNumber="148" startId="2.[155,227,2014,2036]" targetBox="[189,1399,233,1990]" targetPageId="2">
<paragraph id="8BF75446380B2457FF06A4BAFE21F7A5" blockId="2.[155,1433,2014,2100]" pageId="2" pageNumber="148">
Figures 17.
<taxonomicName id="4C482FC5380B2457FE87A4BAFDA6F865" authority="Jia &amp; Yang" authorityName="Jia &amp; Yang" authorityYear="2020" box="[282,613,2014,2036]" class="Insecta" family="Hydrophilidae" genus="Chaetarthria" kingdom="Animalia" order="Coleoptera" pageId="2" pageNumber="148" phylum="Arthropoda" rank="species" species="chenjuni" status="sp. nov.">
<emphasis id="B93C8854380B2457FE87A4BAFE32F862" box="[282,497,2014,2035]" italics="true" pageId="2" pageNumber="148">Chaetarthria chenjuni</emphasis>
Jia &amp; Yang
</taxonomicName>
,
<emphasis id="B93C8854380B2457FDF2A4BAFD7FF862" bold="true" box="[623,700,2014,2035]" pageId="2" pageNumber="148">
<taxonomicNameLabel id="A20F352F380B2457FDF2A4BAFD7FF862" box="[623,700,2014,2035]" pageId="2" pageNumber="148" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13 =0.5 mm; 4 = 100 μm; 5 = 50 μm; 6 =200 μm; 7 =0.1 mm.
</paragraph>
</caption>
<paragraph id="8BF75446380A2456FF20A166FA91FDAD" blockId="3.[136,1452,236,746]" pageId="3" pageNumber="149">
Abdomen. Ventrites 12 with a large cavity on each side, filled with a hyaline mass supported and covered by a fringe of long stiff yellow setae rising from anterior margin of basal ventrite (
<figureCitation id="137348C3380A2456FCE6A140FC7EFDAD" box="[891,957,548,572]" captionStart="Figures 17" captionStartId="2.[155,227,2014,2036]" captionTargetBox="[189,1399,233,1990]" captionTargetId="figure-68@2.[189,1399,230,1990]" captionTargetPageId="2" captionText="Figures 17. Chaetarthria chenjuni Jia &amp; Yang, sp. nov. 1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13=0.5mm; 4=100μm; 5=50μm; 6=200μm; 7 =0.1mm." figureDoi="http://doi.org/10.5281/zenodo.4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="3" pageNumber="149">Fig. 2</figureCitation>
); first two ventrites carinate medially.
</paragraph>
<paragraph id="8BF75446380A2456FF20A123FA68FD13" blockId="3.[136,1452,236,746]" pageId="3" pageNumber="149">
Aedeagus. Aedeagus with phallobase ca. 1.6× as long as parameres; parameres narrowly rounded apically; median lobe distinctly broader than parameres medially, broadly rounded apically, without a flagellum, gonopore situated apically (
<figureCitation id="137348C3380A2456FAC3A10EFA5CFD13" box="[1374,1439,618,642]" captionStart="Figures 17" captionStartId="2.[155,227,2014,2036]" captionTargetBox="[189,1399,233,1990]" captionTargetId="figure-68@2.[189,1399,230,1990]" captionTargetPageId="2" captionText="Figures 17. Chaetarthria chenjuni Jia &amp; Yang, sp. nov. 1. Habitus, dorsal view. 2. Habitus, ventral view. 3. Posterior half of elytra. 4. Labrum and clypeus. 5. Pronotal punctures of disc. 6. Pronotum, right portion. 7. Aedeagus. Scale bars: 13=0.5mm; 4=100μm; 5=50μm; 6=200μm; 7 =0.1mm." figureDoi="http://doi.org/10.5281/zenodo.4617216" httpUri="https://zenodo.org/record/4617216/files/figure.png" pageId="3" pageNumber="149">Fig. 7</figureCitation>
).
</paragraph>
<paragraph id="8BF75446380A2456FF20A1E8FB0FFD56" blockId="3.[136,1452,236,746]" pageId="3" pageNumber="149">
Etymology. The species is named after Dr. Jun Chen, a specialist of mites from Institute of Zoology, Chinese Academy of Sciences,
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,
<collectingCountry id="F35F14D6380A2456FEF1A1CBFE6DFD56" box="[364,430,687,711]" name="China" pageId="3" pageNumber="149">China</collectingCountry>
, who kindly invited the senior author to examine the specimens in
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.
</paragraph>
<paragraph id="8BF75446380A2456FF20A1B6FD28FD7B" blockId="3.[136,1452,236,746]" box="[189,747,722,746]" pageId="3" pageNumber="149">
Distribution.
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(
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,
<collectingRegion id="498C9AA4380A2456FE68A1B6FD97FD7B" box="[501,596,722,746]" country="China" name="Guangxi" pageId="3" pageNumber="149">Guangxi</collectingRegion>
,
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).
</paragraph>
</subSubSection>
</treatment>
</document>