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<document id="DCF8624840232633D0B5632D47025490" ID-CLB-Dataset="159647" ID-DOI="10.5852/ejt.2022.839.1935" ID-GBIF-Dataset="d57136df-42d7-415f-8187-081cb6c9bab6" ID-ISSN="2118-9773" ID-Zenodo-Dep="7154776" ID-ZooBank="671A18B9-2DF6-41E2-A0C9-5DE155A1D906" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1665100032786" checkinUser="felipe" docAuthor="Le-Le, HE &amp; Bao-Zhen, HUA" docDate="2022" docId="03E48401FF86E82090AD9395DF9EDA98" docLanguage="en" docName="ejt-839_103-119.pdf" docOrigin="European Journal of Taxonomy 839" docSource="http://dx.doi.org/10.5852/ejt.2022.839.1935" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Bittacus dilobus Hua 2022, sp. nov." docType="treatment" docVersion="7" lastPageNumber="110" masterDocId="FFDDFC79FF82E8279225902FDC5DDC2C" masterDocTitle="A review of Bittacidae (Mecoptera) in Guizhou, China with descriptions of three new species" masterLastPageNumber="119" masterPageNumber="103" pageNumber="107" updateTime="1699388909831" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="0909321AAF89AF78C1E072103CD8AB83">A review of Bittacidae (Mecoptera) in Guizhou, China with descriptions of three new species</mods:title>
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<mods:namePart id="A9A877B3D7D6D5D01E0DD7CDBBA5BCEE">Le-Le, HE</mods:namePart>
<mods:affiliation id="3B70FF3A5C4C699E615FADEC1C55D640">Entomological Museum, College of Plant Protection, Northwest A &amp; F University, Yangling, Shaanxi 712100, China.</mods:affiliation>
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<mods:namePart id="94C487ACF2F692DFBEC4A9266350A9ED">Bao-Zhen, HUA</mods:namePart>
<mods:affiliation id="6289EF62A8B2A3AA330B1C1BB76D669A">Entomological Museum, College of Plant Protection, Northwest A &amp; F University, Yangling, Shaanxi 712100, China.</mods:affiliation>
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<mods:title id="3CB07751D16796D644E0A8680E9C433A">European Journal of Taxonomy</mods:title>
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<mods:part id="384A118E241381F94AF1738ED89CFD35">
<mods:date id="244EB146AEE06E604AE92A1D9C975087">2022</mods:date>
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<mods:number id="77FE22C249FACD0F640BFFF62F40C806">2022-10-06</mods:number>
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<mods:number id="4116C45CF477C8D8DFC9B2C23A9E0EB5">839</mods:number>
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<treatment id="03E48401FF86E82090AD9395DF9EDA98" ID-DOI="http://doi.org/10.5281/zenodo.7154778" ID-GBIF-Taxon="202149825" ID-Zenodo-Dep="7154778" LSID="urn:lsid:plazi:treatment:03E48401FF86E82090AD9395DF9EDA98" httpUri="http://treatment.plazi.org/id/03E48401FF86E82090AD9395DF9EDA98" lastPageId="7" lastPageNumber="110" pageId="4" pageNumber="107">
<subSubSection id="C357669CFF86E82390AD9395DFF1DFF9" box="[648,940,954,981]" pageId="4" pageNumber="107" type="nomenclature">
<paragraph id="8BF23517FF86E82390AD9395DFF1DFF9" blockId="4.[363,1224,954,1055]" box="[648,940,954,981]" pageId="4" pageNumber="107">
<heading id="D0BA827BFF86E82390AD9395DFF1DFF9" box="[648,940,954,981]" centered="true" fontSize="11" level="2" pageId="4" pageNumber="107" reason="2">
<taxonomicName id="4C4D4E94FF86E82390AD9395DF17DFF9" authority="Hua, 2022" authorityName="Hua" authorityYear="2022" box="[648,842,954,981]" class="Insecta" family="Bittacidae" genus="Bittacus" kingdom="Animalia" order="Mecoptera" pageId="4" pageNumber="107" phylum="Arthropoda" rank="species" species="dilobus" status="sp. nov.">
<emphasis id="B939E905FF86E82390AD9395DF17DFF9" bold="true" box="[648,842,954,981]" italics="true" pageId="4" pageNumber="107">Bittacus dilobus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20A547EFF86E82391779394DFF1DFF9" box="[850,940,955,981]" pageId="4" pageNumber="107" rank="species">sp. nov.</taxonomicNameLabel>
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urn:lsid:zoobank.org:act:
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</uri>
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<subSubSection id="C357669CFF86E82390C2942ADF11D833" box="[743,844,1029,1055]" pageId="4" pageNumber="107" type="description">
<paragraph id="8BF23517FF86E82390C2942ADF11D833" blockId="4.[363,1224,954,1055]" box="[743,844,1029,1055]" pageId="4" pageNumber="107">
<figureCitation id="13762992FF86E82390C2942ADF11D833" box="[743,844,1029,1055]" captionStart-0="Fig" captionStart-1="Fig" captionStart-2="Fig" captionStartId-0="5.[188,231,1894,1920]" captionStartId-1="6.[189,232,953,979]" captionStartId-2="6.[189,232,1893,1919]" captionTargetBox-0="[266,1327,284,1855]" captionTargetBox-1="[189,1378,274,904]" captionTargetBox-2="[189,1392,1062,1836]" captionTargetId-0="figure-11@5.[246,1341,265,1855]" captionTargetId-1="figure-15@6.[189,1398,262,918]" captionTargetId-2="figure-17@6.[189,1398,1062,1849]" captionTargetPageId-0="5" captionTargetPageId-1="6" captionTargetPageId-2="6" captionText-0="Fig. 2. Bittacus dilobus sp. nov., ♂, holotype (NWAU). A. Habitus in lateral view. B. Head in frontal view. C. Thorax in dorsal view. D. Tibia with two apical tibial spurs of left foreleg. E. Tarsomeres IV, V and claw of left foreleg. Abbreviations: see Material and methods. Scale bars: A = 5.0 mm; BC, E = 0.5 mm; D = 1.0 mm." captionText-1="Fig. 3. Right wings of Bittacus dilobus sp. nov., ♂, holotype (NWAU). Abbreviations: see Material and methods. Scale bar = 2.0 mm." captionText-2="Fig. 4. Bittacus dilobus sp. nov. AC. ♂, holotype (NWAU). A. Terminalia in lateral view. B. Terminalia in dorsal view. C. Terminalia in ventral view. DE. ♀, paratype (NWAU). D. Terminalia in lateral view. E. Terminalia in dorsal view. F. Terminalia in ventral view. Abbreviations: see Material and methods. Scale bars: AC = 0.5 mm; DF = 0.2 mm." figureDoi-0="http://doi.org/10.5281/zenodo.7154784" figureDoi-1="http://doi.org/10.5281/zenodo.7154786" figureDoi-2="http://doi.org/10.5281/zenodo.7154790" httpUri-0="https://zenodo.org/record/7154784/files/figure.png" httpUri-1="https://zenodo.org/record/7154786/files/figure.png" httpUri-2="https://zenodo.org/record/7154790/files/figure.png" pageId="4" pageNumber="107">Figs 24</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="C357669CFF86E82392989467DD1DD8F1" pageId="4" pageNumber="107" type="diagnosis">
<paragraph id="8BF23517FF86E82392989467DD6BD84E" blockId="4.[189,310,1096,1122]" box="[189,310,1096,1122]" pageId="4" pageNumber="107">
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<emphasis id="B939E905FF86E82392989467DD6BD84E" bold="true" box="[189,310,1096,1122]" pageId="4" pageNumber="107">Diagnosis</emphasis>
</heading>
</paragraph>
<paragraph id="8BF23517FF86E82392989457DD1DD8F1" blockId="4.[189,1399,1144,1245]" pageId="4" pageNumber="107">The new species is unique in having the male gonocoxites with two triangular caudal lobes, elongated aedeagal lobes with distal half broadened into an acute distal process and a greatly elongated and coiled penisfilum.</paragraph>
</subSubSection>
<subSubSection id="C357669CFF86E82392989529DEEBD95A" pageId="4" pageNumber="107" type="etymology">
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<emphasis id="B939E905FF86E82392989529DD19D90C" bold="true" box="[189,324,1286,1312]" pageId="4" pageNumber="107">Etymology</emphasis>
</heading>
</paragraph>
<paragraph id="8BF23517FF86E82392989518DEEBD95A" blockId="4.[189,1398,1335,1398]" pageId="4" pageNumber="107">The specific epithet is derived from the Greek ʻdi-ʼ (two, double) and ʻlob-ʼ (a lobe), referring to the male gonocoxites with a pair of triangular lobes.</paragraph>
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<subSubSection id="C357669CFF86E823929895B0DF99DAB1" pageId="4" pageNumber="107" type="materials_examined">
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<emphasis id="B939E905FF86E823929895B0DD31D995" bold="true" box="[189,364,1439,1465]" pageId="4" pageNumber="107">Type material</emphasis>
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;
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,
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,
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;
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,
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;
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a.s.l.
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<collectingDate id="EFB7EA3FFF86E82393269635DDCADA18" box="[259,407,1562,1589]" pageId="4" pageNumber="107" value="2021-07-15">15 Jul. 2021</collectingDate>
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;
<collectorName id="26B850C1FF86E82393869634DE49DA19" box="[419,532,1563,1589]" pageId="4" pageNumber="107">Le-Le He</collectorName>
leg.;
<collectionCode id="ED5CADD2FF86E82390739635DEEFDA18" box="[598,690,1562,1588]" country="China" httpUri="http://grbio.org/cool/k16p-fpz9" name="North-West Agricultural University" pageId="4" pageNumber="107">NWAU</collectionCode>
.
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</paragraph>
<paragraph id="8BF23517FF86E82392CF9672DF99DAB1" blockId="4.[189,964,1629,1693]" pageId="4" pageNumber="107">
<materialsCitation id="3B253F4AFF86E82392CF9672DF9DDAB1" ID-GBIF-Occurrence="3921373304" collectingDate="2021-07-15" collectionCode="NWAU" collectorName="Le-Le He" country="China" county="Leishan County" elevation="1470" latitude="26.37" location="Leigongshan" longLatPrecision="20" longitude="108.130005" pageId="4" pageNumber="107" specimenCount="3" specimenCount-female="3" stateProvince="Guizhou" typeStatus="paratype">
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<typeStatus id="54F68BB5FF86E82392CF9672DD3ADA5B" box="[234,359,1629,1655]" pageId="4" pageNumber="107" type="paratype">Paratypes</typeStatus>
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<collectingCountry id="F35A7587FF86E823929896ACDD45DAB1" box="[189,280,1667,1693]" name="China" pageId="4" pageNumber="107">CHINA</collectingCountry>
<specimenCount id="9D4BFE9EFF86E823931496ACDD29DAB1" box="[305,372,1667,1693]" pageId="4" pageNumber="107" type="female">3 ♀♀</specimenCount>
; same collection data as for the holotype;
<collectionCode id="ED5CADD2FF86E823914196ACDF9DDAB1" box="[868,960,1667,1693]" country="China" httpUri="http://grbio.org/cool/k16p-fpz9" name="North-West Agricultural University" pageId="4" pageNumber="107">NWAU</collectionCode>
</materialsCitation>
.
</paragraph>
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<heading id="D0BA827BFF86E823929896E9DD13DACC" bold="true" box="[189,334,1734,1760]" fontSize="11" level="3" pageId="4" pageNumber="107" reason="3">
<emphasis id="B939E905FF86E823929896E9DD13DACC" bold="true" box="[189,334,1734,1760]" pageId="4" pageNumber="107">Description</emphasis>
</heading>
</paragraph>
<paragraph id="8BF23517FF86E823929896D9DE5DDB1A" blockId="4.[189,1399,1782,1846]" pageId="4" pageNumber="107">
MEASUREMENTS. AL
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, BL
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, FL
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, FW
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, HL 19.0
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, HW
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.
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<paragraph id="8BF23517FF86E82392989770D845DBC5" blockId="4.[187,1399,1887,2025]" pageId="4" pageNumber="107">
HEAD (
<figureCitation id="13762992FF86E82393369770DD2DDB55" box="[275,368,1887,1913]" captionStart="Fig" captionStartId="5.[188,231,1894,1920]" captionTargetBox="[266,1327,284,1855]" captionTargetId="figure-11@5.[246,1341,265,1855]" captionTargetPageId="5" captionText="Fig. 2. Bittacus dilobus sp. nov., ♂, holotype (NWAU). A. Habitus in lateral view. B. Head in frontal view. C. Thorax in dorsal view. D. Tibia with two apical tibial spurs of left foreleg. E. Tarsomeres IV, V and claw of left foreleg. Abbreviations: see Material and methods. Scale bars: A = 5.0 mm; BC, E = 0.5 mm; D = 1.0 mm." figureDoi="http://doi.org/10.5281/zenodo.7154784" httpUri="https://zenodo.org/record/7154784/files/figure.png" pageId="4" pageNumber="107">Fig. 2B</figureCitation>
). Vertex yellowish brown; frons grayish brown; ocellar triangle black, median ocellus smaller than lateral ocelli; clypeus and labrum yellowish to blackish brown, lateral sides darker; maxillary palp blackish brown except distal segment yellowish brown. Antennae yellowish brown; flagellum ciliated, with distinct segments basally and obscure beyond 16
<superScript id="7C38985FFF86E82391BC97E1DFFBDBF0" attach="left" box="[921,934,1998,2012]" fontSize="6" pageId="4" pageNumber="107">th</superScript>
segment.
</paragraph>
<caption id="DF32659FFF87E82292999749DDE6DBC6" ID-DOI="http://doi.org/10.5281/zenodo.7154784" ID-Zenodo-Dep="7154784" httpUri="https://zenodo.org/record/7154784/files/figure.png" pageId="5" pageNumber="108" startId="5.[188,231,1894,1920]" targetBox="[266,1327,284,1855]" targetPageId="5">
<paragraph id="8BF23517FF87E82292999749DDE6DBC6" blockId="5.[188,1399,1894,2026]" pageId="5" pageNumber="108">
<emphasis id="B939E905FF87E82292999749DD56DBAC" bold="true" box="[188,267,1894,1920]" pageId="5" pageNumber="108">Fig. 2.</emphasis>
<taxonomicName id="4C4D4E94FF87E82293319748DD89DBAC" authority="Hua, 2022" authorityName="Hua" authorityYear="2022" box="[276,468,1894,1920]" class="Insecta" family="Bittacidae" genus="Bittacus" kingdom="Animalia" order="Mecoptera" pageId="5" pageNumber="108" phylum="Arthropoda" rank="species" species="dilobus" status="sp. nov.">
<emphasis id="B939E905FF87E82293319748DD89DBAC" box="[276,468,1894,1920]" italics="true" pageId="5" pageNumber="108">Bittacus dilobus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20A547EFF87E82293FB9749DE66DBAC" box="[478,571,1894,1920]" pageId="5" pageNumber="108" rank="species">sp. nov.</taxonomicNameLabel>
, ♂, holotype (NWAU).
<emphasis id="B939E905FF87E82291799749DF2DDBAC" bold="true" box="[860,880,1894,1920]" pageId="5" pageNumber="108">A</emphasis>
. Habitus in lateral view.
<emphasis id="B939E905FF87E82296BA9749D8ECDBAC" bold="true" box="[1183,1201,1894,1920]" pageId="5" pageNumber="108">B</emphasis>
. Head in frontal view.
<emphasis id="B939E905FF87E822932697A6DD45DB8F" bold="true" box="[259,280,1929,1955]" pageId="5" pageNumber="108">C</emphasis>
. Thorax in dorsal view.
<emphasis id="B939E905FF87E822901997A6DE0DDB8F" bold="true" box="[572,592,1929,1955]" pageId="5" pageNumber="108">D</emphasis>
. Tibia with two apical tibial spurs of left foreleg.
<emphasis id="B939E905FF87E822968697A6D8E8DB8F" bold="true" box="[1187,1205,1929,1955]" pageId="5" pageNumber="108">E</emphasis>
. Tarsomeres IV, V and claw of left foreleg. Abbreviations: see Material and methods. Scale bars: A = 5.0 mm; BC, E = 0.5 mm; D = 1.0 mm.
</paragraph>
</caption>
<caption id="DF32659FFF84E82192989396DE41DFDB" ID-DOI="http://doi.org/10.5281/zenodo.7154786" ID-Zenodo-Dep="7154786" httpUri="https://zenodo.org/record/7154786/files/figure.png" pageId="6" pageNumber="109" startId="6.[189,232,953,979]" targetBox="[189,1378,274,904]" targetPageId="6">
<paragraph id="8BF23517FF84E82192989396DE41DFDB" blockId="6.[189,1398,953,1015]" pageId="6" pageNumber="109">
<emphasis id="B939E905FF84E82192989396DD57DFFF" bold="true" box="[189,266,953,979]" pageId="6" pageNumber="109">Fig. 3.</emphasis>
Right wings of
<taxonomicName id="4C4D4E94FF84E82193E29395DED9DFFF" authority="Hua, 2022" authorityName="Hua" authorityYear="2022" box="[455,644,953,979]" class="Insecta" family="Bittacidae" genus="Bittacus" kingdom="Animalia" order="Mecoptera" pageId="6" pageNumber="109" phylum="Arthropoda" rank="species" species="dilobus" status="sp. nov.">
<emphasis id="B939E905FF84E82193E29395DED9DFFF" box="[455,644,953,979]" italics="true" pageId="6" pageNumber="109">Bittacus dilobus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20A547EFF84E82190A99396DEB4DFFF" box="[652,745,953,979]" pageId="6" pageNumber="109" rank="species">sp. nov.</taxonomicNameLabel>
, ♂, holotype (NWAU). Abbreviations: see Material and methods. Scale bar = 2.0 mm.
</paragraph>
</caption>
<caption id="DF32659FFF84E8219298974ADEE4DBC5" ID-DOI="http://doi.org/10.5281/zenodo.7154790" ID-Zenodo-Dep="7154790" httpUri="https://zenodo.org/record/7154790/files/figure.png" pageId="6" pageNumber="109" startId="6.[189,232,1893,1919]" targetBox="[189,1392,1062,1836]" targetPageId="6">
<paragraph id="8BF23517FF84E8219298974ADEE4DBC5" blockId="6.[187,1399,1893,2025]" pageId="6" pageNumber="109">
<emphasis id="B939E905FF84E8219298974ADD54DB53" bold="true" box="[189,265,1893,1919]" pageId="6" pageNumber="109">Fig. 4.</emphasis>
<taxonomicName id="4C4D4E94FF84E821932A9749DD96DB53" authority="Hua, 2022" authorityName="Hua" authorityYear="2022" box="[271,459,1893,1919]" class="Insecta" family="Bittacidae" genus="Bittacus" kingdom="Animalia" order="Mecoptera" pageId="6" pageNumber="109" phylum="Arthropoda" rank="species" species="dilobus" status="sp. nov.">
<emphasis id="B939E905FF84E821932A9749DD96DB53" box="[271,459,1893,1919]" italics="true" pageId="6" pageNumber="109">Bittacus dilobus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20A547EFF84E82193F5974ADE77DB53" box="[464,554,1893,1919]" pageId="6" pageNumber="109" rank="species">sp. nov.</taxonomicNameLabel>
<emphasis id="B939E905FF84E821900A974ADE35DB53" bold="true" box="[559,616,1893,1919]" pageId="6" pageNumber="109">AC</emphasis>
. ♂, holotype (NWAU).
<emphasis id="B939E905FF84E82191A5974ADFC8DB53" bold="true" box="[896,917,1893,1919]" pageId="6" pageNumber="109">A</emphasis>
. Terminalia in lateral view.
<emphasis id="B939E905FF84E82196F3974AD8B7DB53" bold="true" box="[1238,1258,1893,1919]" pageId="6" pageNumber="109">B</emphasis>
. Terminalia in dorsal view.
<emphasis id="B939E905FF84E821934B97A7DDDEDB8E" bold="true" box="[366,387,1928,1954]" pageId="6" pageNumber="109">C</emphasis>
. Terminalia in ventral view.
<emphasis id="B939E905FF84E82190F797A7DF54DB8E" bold="true" box="[722,777,1928,1954]" pageId="6" pageNumber="109">DE</emphasis>
. ♀, paratype (NWAU).
<emphasis id="B939E905FF84E821960797A7D86ADB8E" bold="true" box="[1058,1079,1928,1954]" pageId="6" pageNumber="109">D</emphasis>
. Terminalia in lateral view.
<emphasis id="B939E905FF84E82192989784DC8CDBE9" bold="true" box="[189,209,1963,1989]" pageId="6" pageNumber="109">E</emphasis>
. Terminalia in dorsal view.
<emphasis id="B939E905FF84E821903A9784DE6CDBE9" bold="true" box="[543,561,1963,1989]" pageId="6" pageNumber="109">F</emphasis>
. Terminalia in ventral view. Abbreviations: see Material and methods. Scale bars: AC = 0.5 mm; DF = 0.2 mm.
</paragraph>
</caption>
<paragraph id="8BF23517FF85E82092989126D92ADDFA" blockId="7.[187,1400,265,470]" pageId="7" pageNumber="110">
THORAX (
<figureCitation id="13762992FF85E82093149126DDD3DD0F" box="[305,398,265,291]" captionStart="Fig" captionStartId="5.[188,231,1894,1920]" captionTargetBox="[266,1327,284,1855]" captionTargetId="figure-11@5.[246,1341,265,1855]" captionTargetPageId="5" captionText="Fig. 2. Bittacus dilobus sp. nov., ♂, holotype (NWAU). A. Habitus in lateral view. B. Head in frontal view. C. Thorax in dorsal view. D. Tibia with two apical tibial spurs of left foreleg. E. Tarsomeres IV, V and claw of left foreleg. Abbreviations: see Material and methods. Scale bars: A = 5.0 mm; BC, E = 0.5 mm; D = 1.0 mm." figureDoi="http://doi.org/10.5281/zenodo.7154784" httpUri="https://zenodo.org/record/7154784/files/figure.png" pageId="7" pageNumber="110">Fig. 2C</figureCitation>
). Pronotum unevenly blackish brown, with setae along anterior margin; mesonotum blackish brown in anterior two-thirds; remaining parts and metanotum yellowish brown, with light brown median streak; two setae along posterior margins of meso- and metanotum respectively. Pleura pale yellowish brown. Legs unevenly yellowish brown; femora and tibiae with black apices (
<figureCitation id="13762992FF85E8209698915BD947DDA2" box="[1213,1306,372,398]" captionStart="Fig" captionStartId="5.[188,231,1894,1920]" captionTargetBox="[266,1327,284,1855]" captionTargetId="figure-11@5.[246,1341,265,1855]" captionTargetPageId="5" captionText="Fig. 2. Bittacus dilobus sp. nov., ♂, holotype (NWAU). A. Habitus in lateral view. B. Head in frontal view. C. Thorax in dorsal view. D. Tibia with two apical tibial spurs of left foreleg. E. Tarsomeres IV, V and claw of left foreleg. Abbreviations: see Material and methods. Scale bars: A = 5.0 mm; BC, E = 0.5 mm; D = 1.0 mm." figureDoi="http://doi.org/10.5281/zenodo.7154784" httpUri="https://zenodo.org/record/7154784/files/figure.png" pageId="7" pageNumber="110">Fig. 2A</figureCitation>
); length ratio of two apical tibial spurs as 2:3 (
<figureCitation id="13762992FF85E82090AF91B7DEB6DD9E" box="[650,747,408,434]" captionStart="Fig" captionStartId="5.[188,231,1894,1920]" captionTargetBox="[266,1327,284,1855]" captionTargetId="figure-11@5.[246,1341,265,1855]" captionTargetPageId="5" captionText="Fig. 2. Bittacus dilobus sp. nov., ♂, holotype (NWAU). A. Habitus in lateral view. B. Head in frontal view. C. Thorax in dorsal view. D. Tibia with two apical tibial spurs of left foreleg. E. Tarsomeres IV, V and claw of left foreleg. Abbreviations: see Material and methods. Scale bars: A = 5.0 mm; BC, E = 0.5 mm; D = 1.0 mm." figureDoi="http://doi.org/10.5281/zenodo.7154784" httpUri="https://zenodo.org/record/7154784/files/figure.png" pageId="7" pageNumber="110">Fig. 2D</figureCitation>
); hind basitarsus as long as tarsomeres IIIV together, each succeeding tarsomere shorter in turn; each side of basal tarsomere IV with one black seta (
<figureCitation id="13762992FF85E820972A9193D937DDFA" box="[1295,1386,444,470]" captionStart="Fig" captionStartId="5.[188,231,1894,1920]" captionTargetBox="[266,1327,284,1855]" captionTargetId="figure-11@5.[246,1341,265,1855]" captionTargetPageId="5" captionText="Fig. 2. Bittacus dilobus sp. nov., ♂, holotype (NWAU). A. Habitus in lateral view. B. Head in frontal view. C. Thorax in dorsal view. D. Tibia with two apical tibial spurs of left foreleg. E. Tarsomeres IV, V and claw of left foreleg. Abbreviations: see Material and methods. Scale bars: A = 5.0 mm; BC, E = 0.5 mm; D = 1.0 mm." figureDoi="http://doi.org/10.5281/zenodo.7154784" httpUri="https://zenodo.org/record/7154784/files/figure.png" pageId="7" pageNumber="110">Fig. 2E</figureCitation>
).
</paragraph>
<paragraph id="8BF23517FF85E820929891D1DF17DEAF" blockId="7.[189,1399,509,643]" pageId="7" pageNumber="110">
WINGS (
<figureCitation id="13762992FF85E820930591D2DD3ADE34" box="[288,359,509,536]" captionStart="Fig" captionStartId="6.[189,232,953,979]" captionTargetBox="[189,1378,274,904]" captionTargetId="figure-15@6.[189,1398,262,918]" captionTargetPageId="6" captionText="Fig. 3. Right wings of Bittacus dilobus sp. nov., ♂, holotype (NWAU). Abbreviations: see Material and methods. Scale bar = 2.0 mm." figureDoi="http://doi.org/10.5281/zenodo.7154786" httpUri="https://zenodo.org/record/7154786/files/figure.png" pageId="7" pageNumber="110">Fig. 3</figureCitation>
). Forewing membrane hyaline with yellowish tinge; pterostigma brown; small blackish brown cloudings at OM, ORs and FRs; Pcv two. Sc ending beyond level of FRs; Scv before FM; CuP ending near FM
<subScript id="17C93752FF85E820935F9277DDC9DE4A" attach="left" box="[378,404,600,614]" fontSize="6" pageId="7" pageNumber="110">3+4</subScript>
; Cuv two; 1A ending near FM; 2A ending before OM; Av absent. Hindwing similar to forewing, but Sc ending before level of FRs and FM.
</paragraph>
<paragraph id="8BF23517FF85E82092989284DD51D862" blockId="7.[187,1400,683,1102]" pageId="7" pageNumber="110">
ABDOMEN OF MALE (
<figureCitation id="13762992FF85E82093839284DE78DEE9" box="[422,549,683,709]" captionStart="Fig" captionStartId="6.[189,232,1893,1919]" captionTargetBox="[189,1392,1062,1836]" captionTargetId="figure-17@6.[189,1398,1062,1849]" captionTargetPageId="6" captionText="Fig. 4. Bittacus dilobus sp. nov. AC. ♂, holotype (NWAU). A. Terminalia in lateral view. B. Terminalia in dorsal view. C. Terminalia in ventral view. DE. ♀, paratype (NWAU). D. Terminalia in lateral view. E. Terminalia in dorsal view. F. Terminalia in ventral view. Abbreviations: see Material and methods. Scale bars: AC = 0.5 mm; DF = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.7154790" httpUri="https://zenodo.org/record/7154790/files/figure.png" pageId="7" pageNumber="110">Fig. 4AC</figureCitation>
). Terga IIVIII yellowish brown, each with a black antecosta; tergum VIII slightly emarginate in V-shape on posterior margin. Epandrial appendages yellowish brown, longer than half length of gonocoxites, ventral margin almost straight, but dorsal margin sags and crests with long hairs; with two conspicuous protrusions on inner surface, one ear-like on ventro-distal process, the other small triangular-shape on dorsal process, both bearing black spines apically. Tergum X black, greatly vestigial. Proctiger stout basally, sclerotized dorsally and ventrally; upper branch of proctiger fingerlike, bearing a bunch of short yellow hairs apically; lower branch of proctiger curved caudoventrad and tapering caudally, but enlarged apically. Cerci slender, longer than half length of gonocoxites. Gonocoxites yellowish brown except ventral portion blackish-brown, with a pair of triangular caudal lobes divided by V-shaped emargination. Gonostylus yellowish brown, greatly shortened, with hairs apically. Aedeagal lobes elongated, with distal half broadened into acute distal process; penisfilum greatly elongated and coiled.
</paragraph>
<paragraph id="8BF23517FF85E82092989459DDD5D96E" blockId="7.[188,1400,1142,1346]" pageId="7" pageNumber="110">
ABDOMEN OF FEMALE (
<figureCitation id="13762992FF85E82093EE9459DE16D8BC" box="[459,587,1142,1168]" captionStart="Fig" captionStartId="6.[189,232,1893,1919]" captionTargetBox="[189,1392,1062,1836]" captionTargetId="figure-17@6.[189,1398,1062,1849]" captionTargetPageId="6" captionText="Fig. 4. Bittacus dilobus sp. nov. AC. ♂, holotype (NWAU). A. Terminalia in lateral view. B. Terminalia in dorsal view. C. Terminalia in ventral view. DE. ♀, paratype (NWAU). D. Terminalia in lateral view. E. Terminalia in dorsal view. F. Terminalia in ventral view. Abbreviations: see Material and methods. Scale bars: AC = 0.5 mm; DF = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.7154790" httpUri="https://zenodo.org/record/7154790/files/figure.png" pageId="7" pageNumber="110">Fig. 4DF</figureCitation>
). Terga IIVI yellowish brown, terga VIIVIII dull blackish brown, each with a black antecosta. Subgenital plate sclerotized, yellowish to blackish brown, divided mesially by conspicuous membrane, bearing 1215 black setae distally; membranous emargination indistinct. Tergum IX yellowish brown, truncated distally, with a black, obtusely triangular fleck basally in dorsal view. Tergum X extending ventrally and beyond base of cerci. Supraanal plate shorter than subanal plate, longer than cerci.
</paragraph>
</subSubSection>
<subSubSection id="C357669CFF85E82092989545DDB3D99F" box="[189,494,1386,1459]" pageId="7" pageNumber="110" type="distribution">
<paragraph id="8BF23517FF85E82092989545DD0BD9A8" blockId="7.[189,342,1386,1412]" box="[189,342,1386,1412]" pageId="7" pageNumber="110">
<heading id="D0BA827BFF85E82092989545DD0BD9A8" bold="true" box="[189,342,1386,1412]" fontSize="11" level="3" pageId="7" pageNumber="110" reason="3">
<emphasis id="B939E905FF85E82092989545DD0BD9A8" bold="true" box="[189,342,1386,1412]" pageId="7" pageNumber="110">Distribution</emphasis>
</heading>
</paragraph>
<paragraph id="8BF23517FF85E820929895B6DDB3D99F" blockId="7.[189,494,1433,1459]" box="[189,494,1433,1459]" pageId="7" pageNumber="110">
<collectingRegion id="4989FBF5FF85E820929895B6DDC9D99F" box="[189,404,1433,1459]" country="China" name="Guizhou" pageId="7" pageNumber="110">Guizhou Province</collectingRegion>
,
<collectingCountry id="F35A7587FF85E820938595B6DDB7D99F" box="[416,490,1433,1459]" name="China" pageId="7" pageNumber="110">China</collectingCountry>
.
</paragraph>
</subSubSection>
<subSubSection id="C357669CFF85E820929895F3DF9EDA98" pageId="7" pageNumber="110" type="discussion">
<paragraph id="8BF23517FF85E820929895F3DD72D9DA" blockId="7.[189,303,1500,1526]" box="[189,303,1500,1526]" pageId="7" pageNumber="110">
<heading id="D0BA827BFF85E820929895F3DD72D9DA" bold="true" box="[189,303,1500,1526]" fontSize="11" level="3" pageId="7" pageNumber="110" reason="3">
<emphasis id="B939E905FF85E820929895F3DD72D9DA" bold="true" box="[189,303,1500,1526]" pageId="7" pageNumber="110">Remarks</emphasis>
</heading>
</paragraph>
<paragraph id="8BF23517FF85E82092989625DF9EDA98" blockId="7.[189,1400,1546,1716]" pageId="7" pageNumber="110">
The new species resembles
<taxonomicName id="4C4D4E94FF85E82090239624DF19DA09" authority="Issiki, 1929" authorityName="Issiki" authorityYear="1929" box="[518,836,1546,1573]" class="Insecta" family="Bittacidae" genus="Bittacus" kingdom="Animalia" order="Mecoptera" pageId="7" pageNumber="110" phylum="Arthropoda" rank="species" species="triangularis">
<emphasis id="B939E905FF85E82090239624DEEEDA08" box="[518,691,1546,1572]" italics="true" pageId="7" pageNumber="110">B. triangularis</emphasis>
Issiki, 1929
</taxonomicName>
from
<collectingRegion id="4989FBF5FF85E82091A89625D83BDA08" box="[909,1126,1546,1572]" country="China" name="Liaoning" pageId="7" pageNumber="110">Liaoning Province</collectingRegion>
in appearance, but can be separated from the latter by the following traits: the lower branch of the proctiger expanded apically (cf. the lower branch of the proctiger tapering caudally); the gonocoxites unevenly colored, with two caudal lobes (cf. the caudal portion of the gonocoxites long and curved dorsally); and the aedeagal lobe enlarged apically (cf. the aedeagal lobe tapering toward the apex).
</paragraph>
</subSubSection>
</treatment>
</document>