268 lines
24 KiB
XML
268 lines
24 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1078.73458" ID-GBIF-Dataset="9d4c9d9f-de89-4c49-b6ae-2fa0e1037b50" ID-PMC="PMC8702532" ID-Pensoft-Pub="1313-2970-1078-57" ID-Pensoft-UUID="C286A99ABFFD52D885B2A9BCCF30E084" ID-PubMed="35068953" ID-ZooBank="B3F93E0A30BB4838A263613E4819443B" ModsDocID="1313-2970-1078-57" checkinTime="1639742927403" checkinUser="pensoft" docAuthor="Yang, Zhenming, Jia, Fenglong, Tang, Yudan & Jiang, Lu" docDate="2021" docId="B0CCAC7492715E4889D99262DC3CF04E" docLanguage="en" docName="ZooKeys 1078: 57-83" docOrigin="ZooKeys 1078" docPubDate="2021-12-16" docSource="http://dx.doi.org/10.3897/zookeys.1078.73458" docTitle="Helochares guoi Yang & Jia 2021, sp. nov." docType="treatment" docUuid="2BAF353A-6A2D-439C-BBF0-08A84906B3E4" docUuidSource="ZooBank" docVersion="4" id="C286A99ABFFD52D885B2A9BCCF30E084" lastPageNumber="57" masterDocId="C286A99ABFFD52D885B2A9BCCF30E084" masterDocTitle="Two new species of Helochares, with additional faunistic records from China (Coleoptera, Hydrophilidae, Acidocerinae)" masterLastPageNumber="83" masterPageNumber="57" pageNumber="57" updateTime="1668151254581" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Two new species of Helochares, with additional faunistic records from China (Coleoptera, Hydrophilidae, Acidocerinae)</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Yang, Zhenming</mods:namePart>
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<mods:affiliation>Institute of Entomology, Life Science School, Sun Yat-sen University, Guangzhou, 510275, Guangdong, China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Jia, Fenglong</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-2391-5038</mods:nameIdentifier>
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<mods:affiliation>Institute of Entomology, Life Science School, Sun Yat-sen University, Guangzhou, 510275, Guangdong, China</mods:affiliation>
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<mods:nameIdentifier type="email">fenglongjia@aliyun.com</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Tang, Yudan</mods:namePart>
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<mods:affiliation>Shenzhen Mingde Experimental School, Shenzhen, Guangdong, China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Jiang, Lu</mods:namePart>
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<mods:affiliation>Shenzhen Wildlife Conservation Division, Shenzhen, Guangdong, China</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2021</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2021-12-16</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>1078</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>57</mods:start>
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<mods:end>83</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.1078.73458</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.1078.73458</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-1078-57</mods:identifier>
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<mods:identifier type="ZooBank">B3F93E0A30BB4838A263613E4819443B</mods:identifier>
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<mods:identifier type="Pensoft-UUID">C286A99ABFFD52D885B2A9BCCF30E084</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="191652765" LSID="urn:lsid:zoobank.org:act:2BAF353A-6A2D-439C-BBF0-08A84906B3E4" httpUri="http://treatment.plazi.org/id/B0CCAC7492715E4889D99262DC3CF04E" lastPageNumber="57" pageId="0" pageNumber="57">
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<subSubSection pageId="0" pageNumber="57" type="nomenclature">
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<paragraph pageId="0" pageNumber="57">
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<taxonomicName LSID="http://zoobank.org/2BAF353A-6A2D-439C-BBF0-08A84906B3E4" authority="Yang & Jia" authorityName="Yang & Jia" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Helochares" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Helochares guoi" order="Coleoptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="guoi" status="sp. nov.">Helochares guoi Yang & Jia</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="57">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="57" type="description">
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<paragraph pageId="0" pageNumber="57">
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<figureCitation captionStart="Figures 1–4" captionStartId="F1" captionText="Figures 1 - 4. Habitus 1 - 2 Helochares guoi Yang & Jia, sp. nov. 1 dorsal view 2 ventral view 3 - 4 Helochares distinctus Jia & Tang, sp. nov. 3 paratype, dorsal view 4 holotype, dorsal view." figureDoi="10.3897/zookeys.1078.73458.figures1-4" httpUri="https://binary.pensoft.net/fig/624116" pageId="0" pageNumber="57">Figs 1-2</figureCitation>
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<figureCitation captionStart="Figures 5–7" captionStartId="F2" captionText="Figures 5 - 7. Habitus 5 Helochares distinctus Jia & Tang, sp. nov.: ventral view 6 - 7 head, dorsal view 6 Helochares guoi Yang & Jia, sp. nov. 7 Helochares distinctus Jia & Tang, sp. nov .." figureDoi="10.3897/zookeys.1078.73458.figures5-7" httpUri="https://binary.pensoft.net/fig/624117" pageId="0" pageNumber="57">, 6</figureCitation>
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<figureCitation captionStart="Figures 8–20" captionStartId="F3" captionText="Figures 8 - 20. 8 - 9 Helochares guoi Yang & Jia, sp. nov. 8 antennae 9 maxillary palp 10 - 20 Helochares distinctus Jia & Tang, sp. nov. 10 the antennae of fig 3 11 the antennae of fig 4 12 maxillary palp 13 mentum 14 apex of fifth abdominal ventrite 15 prosternum 16 mesoventrite 17 metaventrite 18 protarsomeres 19 mesotarsomeres 20 metatarsomeres." figureDoi="10.3897/zookeys.1078.73458.figures8-20" httpUri="https://binary.pensoft.net/fig/624118" pageId="0" pageNumber="57">, 8-9</figureCitation>
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<figureCitation captionStart="Figures 21–28" captionStartId="F4" captionText="Figures 21 - 28. 21 - 23, 27 - 28 Helochares distinctus Jia & Tang, sp. nov. 24 - 26 Helochares guoi Yang & Jia, sp. nov. 21 protarsomeres 22 mesotarsomeres 23 metatarsomeres 24 - 28 aedeagus 24 ventral view 25 lateral view 26 dorsal view 27 dorsal view 28 lateral view." figureDoi="10.3897/zookeys.1078.73458.figures21-28" httpUri="https://binary.pensoft.net/fig/624119" pageId="0" pageNumber="57">, 24-26</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="57" type="materials_examined">
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<paragraph pageId="0" pageNumber="57">Material examined.</paragraph>
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<paragraph pageId="0" pageNumber="57">
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<materialsCitation collectingDate="2019-08-02" collectorName="Fenglong Jia, Zuqi Mai" county="Getian village" latitude="22.48175" location="Male" longLatPrecision="1" longitude="114.52643" municipality="Dapeng Peninsula" specimenCount="1" typeStatus="Holotype">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">
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<typeStatus>Holotype</typeStatus>
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</emphasis>
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:
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<location LSID="urn:lsid:plazi:treatment:B0CCAC7492715E4889D99262DC3CF04E:306610F5277AB3970D7DAB6EE079FDFE" county="Getian village" latitude="22.48175" longLatPrecision="1" longitude="114.52643" municipality="Dapeng Peninsula" name="Male">Male</location>
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,
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<location LSID="urn:lsid:plazi:treatment:B0CCAC7492715E4889D99262DC3CF04E:7AE242D1212F32FAE5C0F3AC53E51AE8" county="Getian village" latitude="22.48175" longLatPrecision="1" longitude="114.52643" municipality="Dapeng Peninsula" name="Guangdong">Guangdong</location>
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,
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<location LSID="urn:lsid:plazi:treatment:B0CCAC7492715E4889D99262DC3CF04E:C1F53978AA232FD736B1AF6709F57C2E" county="Getian village" latitude="22.48175" longLatPrecision="1" longitude="114.52643" municipality="Dapeng Peninsula" name="Shenzhen">Shenzhen</location>
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,
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<collectingMunicipality>Dapeng Peninsula</collectingMunicipality>
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,
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<collectingCounty>Getian village</collectingCounty>
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,
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<geoCoordinate degrees="22.48175" direction="north" orientation="latitude" precision="1" value="22.48175">22.48175°N</geoCoordinate>
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,
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<geoCoordinate degrees="114.52643" direction="east" orientation="longitude" precision="1" value="114.52643">114.52643°E</geoCoordinate>
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,
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<collectingDate value="2019-08-02">2.viii.2019</collectingDate>
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,
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<collectorName>Fenglong Jia</collectorName>
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and
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<collectorName>Zuqi Mai</collectorName>
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leg.
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</materialsCitation>
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<materialsCitation collectingDate="2021-01-01" collectingDateMax="2021-12-31" collectingDateMin="2021-01-01" collectorName="Fenglong Jia & Zuqi Mai" county="Getian village" latitude="22.48175" location="Male" longLatPrecision="1" longitude="114.52643" municipality="Dapeng Peninsula" specimenCount="1" specimenCount-female="1" typeStatus="Paratype">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">
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<typeStatus>Paratype</typeStatus>
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</emphasis>
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:
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<specimenCount type="female">1 female</specimenCount>
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, same data as holotype
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="57" type="differential diagnosis">
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<paragraph pageId="0" pageNumber="57">Differential diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="57">
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This species is very similar to
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<taxonomicName lsidName="H. lentus" pageId="0" pageNumber="57" rank="species" species="lentus">
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<emphasis italics="true" pageId="0" pageNumber="57">H. lentus</emphasis>
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</taxonomicName>
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Sharp, 1890,
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<taxonomicName lsidName="H. densus" pageId="0" pageNumber="57" rank="species" species="densus">
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<emphasis italics="true" pageId="0" pageNumber="57">H. densus</emphasis>
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</taxonomicName>
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Sharp, 1890,
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<taxonomicName lsidName="H. sauteri" pageId="0" pageNumber="57" rank="species" species="sauteri">
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<emphasis italics="true" pageId="0" pageNumber="57">H. sauteri</emphasis>
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</taxonomicName>
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<normalizedToken originalValue="d’Orchymont">d'Orchymont</normalizedToken>
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, 1943 and
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<taxonomicName lsidName="H. hainanensis" pageId="0" pageNumber="57" rank="species" species="hainanensis">
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<emphasis italics="true" pageId="0" pageNumber="57">H. hainanensis</emphasis>
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</taxonomicName>
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Dong & Bian, 2021 in size, form and other morphological characters. It can be distinguished based on aedeagus characters. Aedeagus: membranous inner sac with a cluster of strong sclerotized spines (Figs
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<figureCitation captionStart="Figures 21–28" captionStartId="F4" captionText="Figures 21 - 28. 21 - 23, 27 - 28 Helochares distinctus Jia & Tang, sp. nov. 24 - 26 Helochares guoi Yang & Jia, sp. nov. 21 protarsomeres 22 mesotarsomeres 23 metatarsomeres 24 - 28 aedeagus 24 ventral view 25 lateral view 26 dorsal view 27 dorsal view 28 lateral view." figureDoi="10.3897/zookeys.1078.73458.figures21-28" httpUri="https://binary.pensoft.net/fig/624119" pageId="0" pageNumber="57">24-26</figureCitation>
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); median lobe with a lateroventral tooth subapically (Fig.
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<figureCitation captionStart="Figures 21–28" captionStartId="F4" captionText="Figures 21 - 28. 21 - 23, 27 - 28 Helochares distinctus Jia & Tang, sp. nov. 24 - 26 Helochares guoi Yang & Jia, sp. nov. 21 protarsomeres 22 mesotarsomeres 23 metatarsomeres 24 - 28 aedeagus 24 ventral view 25 lateral view 26 dorsal view 27 dorsal view 28 lateral view." figureDoi="10.3897/zookeys.1078.73458.figures21-28" httpUri="https://binary.pensoft.net/fig/624119" pageId="0" pageNumber="57">25</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="57" type="description">
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<paragraph pageId="0" pageNumber="57">Description.</paragraph>
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Form and colour</emphasis>
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(Figs
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<figureCitation captionStart="Figures 1–4" captionStartId="F1" captionText="Figures 1 - 4. Habitus 1 - 2 Helochares guoi Yang & Jia, sp. nov. 1 dorsal view 2 ventral view 3 - 4 Helochares distinctus Jia & Tang, sp. nov. 3 paratype, dorsal view 4 holotype, dorsal view." figureDoi="10.3897/zookeys.1078.73458.figures1-4" httpUri="https://binary.pensoft.net/fig/624116" pageId="0" pageNumber="57">1-2</figureCitation>
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,
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<figureCitation captionStart="Figures 5–7" captionStartId="F2" captionText="Figures 5 - 7. Habitus 5 Helochares distinctus Jia & Tang, sp. nov.: ventral view 6 - 7 head, dorsal view 6 Helochares guoi Yang & Jia, sp. nov. 7 Helochares distinctus Jia & Tang, sp. nov .." figureDoi="10.3897/zookeys.1078.73458.figures5-7" httpUri="https://binary.pensoft.net/fig/624117" pageId="0" pageNumber="57">6</figureCitation>
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). Body length 4.0 mm, body width 2.1 mm. Oval, moderately convex. Dorsum of head, pronotum and elytron yellow-brown, clypeus black. Antennae yellow-brown with club black. Maxillary palps uniformly yellow-brown. Labial palps yellow, not darkened apically. Venter, including legs, blackish brown, tarsomeres yellow-brown.
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</paragraph>
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" pageId="0" pageNumber="57">
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<emphasis italics="true" pageId="0" pageNumber="57">Head</emphasis>
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.
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</emphasis>
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Antenna with scape ca as long as antennomeres 2 and 3 combined (Fig.
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<figureCitation captionStart="Figures 8–20" captionStartId="F3" captionText="Figures 8 - 20. 8 - 9 Helochares guoi Yang & Jia, sp. nov. 8 antennae 9 maxillary palp 10 - 20 Helochares distinctus Jia & Tang, sp. nov. 10 the antennae of fig 3 11 the antennae of fig 4 12 maxillary palp 13 mentum 14 apex of fifth abdominal ventrite 15 prosternum 16 mesoventrite 17 metaventrite 18 protarsomeres 19 mesotarsomeres 20 metatarsomeres." figureDoi="10.3897/zookeys.1078.73458.figures8-20" httpUri="https://binary.pensoft.net/fig/624118" pageId="0" pageNumber="57">8</figureCitation>
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). Maxillary palps ca 1.25
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<normalizedToken originalValue="×">x</normalizedToken>
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as long as width of head anterior to eyes; apical segment symmetrical, about same as penultimate in length (Fig.
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<figureCitation captionStart="Figures 8–20" captionStartId="F3" captionText="Figures 8 - 20. 8 - 9 Helochares guoi Yang & Jia, sp. nov. 8 antennae 9 maxillary palp 10 - 20 Helochares distinctus Jia & Tang, sp. nov. 10 the antennae of fig 3 11 the antennae of fig 4 12 maxillary palp 13 mentum 14 apex of fifth abdominal ventrite 15 prosternum 16 mesoventrite 17 metaventrite 18 protarsomeres 19 mesotarsomeres 20 metatarsomeres." figureDoi="10.3897/zookeys.1078.73458.figures8-20" httpUri="https://binary.pensoft.net/fig/624118" pageId="0" pageNumber="57">9</figureCitation>
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). Clypeo-labral margin curved medially. Labrum, frons and clypeus with systematic punctures (with setae) same size as ground punctures; frons and clypeus with ground punctation dense and coarse, distance between punctures 0.8-1.2
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<normalizedToken originalValue="×">x</normalizedToken>
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width of one puncture. Mentum subquadrate, with anterior margin strongly emarginate, slightly depressed medially, surface with some oblique wrinkles.
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</paragraph>
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" pageId="0" pageNumber="57">
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<emphasis italics="true" pageId="0" pageNumber="57">Thorax</emphasis>
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.
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</emphasis>
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Ground punctation on pronotum and elytron similar to that on head, distance between punctures 0.8-1.2
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<normalizedToken originalValue="×">x</normalizedToken>
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width of one puncture; anterior margin with very fine bead. Elytron with short scutellary series of punctures and 10 striae, punctures in striae distinctly coarser than surrounding ground punctation; systematic punctures (with setae) same size as coarse punctures in striae. Prosternum moderately elevated medially, not tectiform or carinate medially, with a transverse groove anteriorly. Mesoventrite with small tubercle medially, not carinate medially. Metaventrite without glabrous area posteromedially. Femora densely pubescent, only glabrous at apex. Meso-, and metatarsomeres 1 to 4 with dense long setae ventrally, metatarsomeres with a fringe of long swimming-hairs dorsally. Protarsal claws in male somewhat stronger than in female and slightly angularly curved, bearing a blunt basal tooth; mesotarsal claws as protarsals, but only moderately curved with a blunt tooth; metatarsal claws only moderately curved, with a blunt basal tooth.
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</paragraph>
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<caption doi="10.3897/zookeys.1078.73458.figures1-4" httpUri="https://binary.pensoft.net/fig/624116" pageId="0" pageNumber="57" start="Figures 1–4" startId="F1">
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" pageId="0" pageNumber="57">Figures 1-4.</emphasis>
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Habitus
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<emphasis bold="true" pageId="0" pageNumber="57">1-2</emphasis>
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<taxonomicName authorityName="Yang & Jia" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Helochares" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Helochares guoi" order="Coleoptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="guoi">
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<emphasis italics="true" pageId="0" pageNumber="57">Helochares guoi</emphasis>
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</taxonomicName>
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Yang & Jia, sp. nov.
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<emphasis bold="true" pageId="0" pageNumber="57">1</emphasis>
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dorsal view
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<emphasis bold="true" pageId="0" pageNumber="57">2</emphasis>
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ventral view
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<emphasis bold="true" pageId="0" pageNumber="57">3-4</emphasis>
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<taxonomicName authorityName="Jia & Tang" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Helochares" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Helochares distinctus" order="Coleoptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="distinctus">
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<emphasis italics="true" pageId="0" pageNumber="57">Helochares distinctus</emphasis>
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</taxonomicName>
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Jia & Tang, sp. nov.
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<emphasis bold="true" pageId="0" pageNumber="57">3</emphasis>
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paratype, dorsal view
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<emphasis bold="true" pageId="0" pageNumber="57">4</emphasis>
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holotype, dorsal view.
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</paragraph>
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</caption>
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<caption doi="10.3897/zookeys.1078.73458.figures5-7" httpUri="https://binary.pensoft.net/fig/624117" pageId="0" pageNumber="57" start="Figures 5–7" startId="F2">
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" pageId="0" pageNumber="57">Figures 5-7.</emphasis>
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Habitus
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<emphasis bold="true" pageId="0" pageNumber="57">5</emphasis>
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<taxonomicName authorityName="Jia & Tang" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Helochares" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Helochares distinctus" order="Coleoptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="distinctus">
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<emphasis italics="true" pageId="0" pageNumber="57">Helochares distinctus</emphasis>
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</taxonomicName>
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Jia & Tang, sp. nov.: ventral view
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<emphasis bold="true" pageId="0" pageNumber="57">6-7</emphasis>
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head, dorsal view
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<emphasis bold="true" pageId="0" pageNumber="57">6</emphasis>
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<taxonomicName authorityName="Yang & Jia" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Helochares" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Helochares guoi" order="Coleoptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="guoi">
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<emphasis italics="true" pageId="0" pageNumber="57">Helochares guoi</emphasis>
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</taxonomicName>
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Yang & Jia, sp. nov.
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<emphasis bold="true" pageId="0" pageNumber="57">7</emphasis>
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<taxonomicName authorityName="Jia & Tang" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Helochares" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Helochares distinctus" order="Coleoptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="distinctus">
|
||
<emphasis italics="true" pageId="0" pageNumber="57">Helochares distinctus</emphasis>
|
||
</taxonomicName>
|
||
Jia & Tang, sp. nov..
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="0" pageNumber="57">
|
||
<emphasis bold="true" pageId="0" pageNumber="57">
|
||
<emphasis italics="true" pageId="0" pageNumber="57">Abdomen</emphasis>
|
||
.
|
||
</emphasis>
|
||
Ventrites uniformly and densely pubescent. Fifth abdominal ventrite with apical emargination fringed with stiff yellowish setae.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="57">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Aedeagus</emphasis>
|
||
(Figs
|
||
<figureCitation captionStart="Figures 21–28" captionStartId="F4" captionText="Figures 21 - 28. 21 - 23, 27 - 28 Helochares distinctus Jia & Tang, sp. nov. 24 - 26 Helochares guoi Yang & Jia, sp. nov. 21 protarsomeres 22 mesotarsomeres 23 metatarsomeres 24 - 28 aedeagus 24 ventral view 25 lateral view 26 dorsal view 27 dorsal view 28 lateral view." figureDoi="10.3897/zookeys.1078.73458.figures21-28" httpUri="https://binary.pensoft.net/fig/624119" pageId="0" pageNumber="57">24-26</figureCitation>
|
||
). Phallobase ca 0.12mm; paramere ca 0.76mm, obtuse apically, outer margin almost parallel in basal three quarters, apical quarter gradually narrowed and rounded apically; membranous inner sac with cluster of strong sclerotized spines (Figs
|
||
<figureCitation captionStart="Figures 21–28" captionStartId="F4" captionText="Figures 21 - 28. 21 - 23, 27 - 28 Helochares distinctus Jia & Tang, sp. nov. 24 - 26 Helochares guoi Yang & Jia, sp. nov. 21 protarsomeres 22 mesotarsomeres 23 metatarsomeres 24 - 28 aedeagus 24 ventral view 25 lateral view 26 dorsal view 27 dorsal view 28 lateral view." figureDoi="10.3897/zookeys.1078.73458.figures21-28" httpUri="https://binary.pensoft.net/fig/624119" pageId="0" pageNumber="57">24-26</figureCitation>
|
||
); median lobe longer than parameres, ca 0.89 mm, apical fifth gradually narrowed apicad, with small latero-ventral tooth subapically, truncate apically (Fig.
|
||
<figureCitation captionStart="Figures 21–28" captionStartId="F4" captionText="Figures 21 - 28. 21 - 23, 27 - 28 Helochares distinctus Jia & Tang, sp. nov. 24 - 26 Helochares guoi Yang & Jia, sp. nov. 21 protarsomeres 22 mesotarsomeres 23 metatarsomeres 24 - 28 aedeagus 24 ventral view 25 lateral view 26 dorsal view 27 dorsal view 28 lateral view." figureDoi="10.3897/zookeys.1078.73458.figures21-28" httpUri="https://binary.pensoft.net/fig/624119" pageId="0" pageNumber="57">25</figureCitation>
|
||
); basal apophyses about half as long as median lobe, ca 0.45 mm.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="57" type="remarks">
|
||
<paragraph pageId="0" pageNumber="57">Remarks.</paragraph>
|
||
<paragraph pageId="0" pageNumber="57">
|
||
The male holotype bears a long
|
||
<normalizedToken originalValue="“branch”">"branch"</normalizedToken>
|
||
arising subapically from the antennal pedicel (Fig.
|
||
<figureCitation captionStart="Figures 8–20" captionStartId="F3" captionText="Figures 8 - 20. 8 - 9 Helochares guoi Yang & Jia, sp. nov. 8 antennae 9 maxillary palp 10 - 20 Helochares distinctus Jia & Tang, sp. nov. 10 the antennae of fig 3 11 the antennae of fig 4 12 maxillary palp 13 mentum 14 apex of fifth abdominal ventrite 15 prosternum 16 mesoventrite 17 metaventrite 18 protarsomeres 19 mesotarsomeres 20 metatarsomeres." figureDoi="10.3897/zookeys.1078.73458.figures8-20" httpUri="https://binary.pensoft.net/fig/624118" pageId="0" pageNumber="57">8</figureCitation>
|
||
), which is absent on the paratype (female). This structure is likely a fungus that parasitizes on the antenna.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="57" type="etymology">
|
||
<paragraph pageId="0" pageNumber="57">Etymology.</paragraph>
|
||
<paragraph pageId="0" pageNumber="57">This species is named after Mr. Qiang Guo, the manager of the Shenzhen Wildlife Conservation Division, Guangdong, for his help when we collected in Shenzhen.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="57" type="distribution">
|
||
<paragraph pageId="0" pageNumber="57">Distribution.</paragraph>
|
||
<paragraph pageId="0" pageNumber="57">China (Guangdong): known only from the type locality.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="57" type="habitat">
|
||
<paragraph pageId="0" pageNumber="57">Habitat.</paragraph>
|
||
<paragraph pageId="0" pageNumber="57">This species was collected in the mud at the edge of a seasonal pond.</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |