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<document id="089D7183358E3F6803DB8CB5E6DC0D2F" ID-DOI="10.11646/zootaxa.5383.2.3" ID-ISSN="1175-5326" ID-Zenodo-Dep="10350971" ID-ZooBank="1D2AD0FF-CE98-462C-A238-CC3DBF2906C9" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1702283818271" checkinUser="plazi" docAuthor="Lin, Chen, Zhang, Chunmin &amp; Yang, Ding" docDate="2023" docId="03F03213FFAF19649AD6FA0A64D240AD" docLanguage="en" docName="zootaxa.5383.2.3.pdf" docOrigin="Zootaxa 5383 (2)" docSource="https://www.mapress.com/zt/article/download/zootaxa.5383.2.3/52446" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Systenus apicidigitatus Lin &amp; Zhang &amp; Yang 2023, sp. nov." docType="treatment" docVersion="2" lastPageNumber="156" masterDocId="FFC94A6BFFAE19679A41FF95672F4308" masterDocTitle="The genus Systenus Meigen, 1803 (Diptera: Dolichopodidae) from Yunnan, China, with descriptions of six new species" masterLastPageNumber="166" masterPageNumber="153" pageNumber="154" updateTime="1702284527099" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="35A3DBE0ADBEF5FDD57AE08674B15BA5">The genus Systenus Meigen, 1803 (Diptera: Dolichopodidae) from Yunnan, China, with descriptions of six new species</mods:title>
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<mods:name id="E58355EFD8F1C14DFFBAA045D230B951" type="personal">
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<mods:namePart id="E182C6D811B7C2322E5F084FDE93F747">Lin, Chen</mods:namePart>
<mods:affiliation id="A282F64A34514786A502B1A3B0EFFFCF">Department of Entomology, College of Plant Protection, China Agricultural University, Beijing 100193, China &amp; Institute of Life Science and Technology, Inner Mongolia Normal University, Huhhot 010022, China</mods:affiliation>
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<mods:namePart id="1875821FD5393AAF764BCEAEC444B7AE">Zhang, Chunmin</mods:namePart>
<mods:affiliation id="467B8DB463FC29FCD40EA99DF4592AB7">Tongliao Agricultural Technology Extension Center, Tongliao 028000, China</mods:affiliation>
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<mods:namePart id="648D071112C8800D042BAE2CE5AC8217">Yang, Ding</mods:namePart>
<mods:affiliation id="942B5CF61D69446F7268A4495726587A">Department of Entomology, College of Plant Protection, China Agricultural University, Beijing 100193, China</mods:affiliation>
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<mods:title id="2A94E6ADB3D2EA9AB6D3F21B65853187">Zootaxa</mods:title>
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<mods:date id="F5177873DC375802FE44AE5DB6DCA9A9">2023</mods:date>
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<mods:number id="0E9FF5778AD5C2EAEBA42547BE8E9F95">2023-12-11</mods:number>
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<mods:number id="4FE69ACA8CE268BA1D655A05A8EBF35E">5383</mods:number>
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<mods:number id="2DB17F06C004CCCBB968080C9C762F1F">2</mods:number>
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<mods:identifier id="7EA747EDA20829B537D6577702001EC3" type="DOI">10.11646/zootaxa.5383.2.3</mods:identifier>
<mods:identifier id="F7C28B119796139DBD655C0025B9947B" type="ISSN">1175-5326</mods:identifier>
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<treatment id="03F03213FFAF19649AD6FA0A64D240AD" ID-DOI="http://doi.org/10.5281/zenodo.10350929" ID-Zenodo-Dep="10350929" LSID="urn:lsid:plazi:treatment:03F03213FFAF19649AD6FA0A64D240AD" httpUri="http://treatment.plazi.org/id/03F03213FFAF19649AD6FA0A64D240AD" lastPageId="3" lastPageNumber="156" pageId="1" pageNumber="154">
<subSubSection id="C343D08EFFAF19669AD6FA0A656F46B1" box="[151,576,1438,1465]" pageId="1" pageNumber="154" type="nomenclature">
<paragraph id="8BE68305FFAF19669AD6FA0A656F46B1" blockId="1.[151,576,1438,1501]" box="[151,576,1438,1465]" pageId="1" pageNumber="154">
<heading id="D0AE3469FFAF19669AD6FA0A656F46B1" bold="true" box="[151,576,1438,1465]" fontSize="11" level="1" pageId="1" pageNumber="154" reason="1">
<emphasis id="B92D5F17FFAF19669AD6FA0A656F46B1" bold="true" box="[151,576,1438,1465]" pageId="1" pageNumber="154">
<emphasis id="B92D5F17FFAF19669AD6FA0A66F446B1" bold="true" box="[151,475,1438,1465]" italics="true" pageId="1" pageNumber="154">
1.
<taxonomicName id="4C59F886FFAF19669A86FA0A66F446B1" authority="Lin &amp; Zhang &amp; Yang, 2023" authorityName="Lin &amp; Zhang &amp; Yang" authorityYear="2023" box="[199,475,1438,1465]" class="Insecta" family="Dolichopodidae" genus="Systenus" kingdom="Animalia" order="Diptera" pageId="1" pageNumber="154" phylum="Arthropoda" rank="species" species="apicidigitatus" status="sp. nov.">Systenus apicidigitatus</taxonomicName>
</emphasis>
<taxonomicNameLabel id="A21EE26CFFAF19669BA2FA0A656F46B1" box="[483,576,1439,1465]" pageId="1" pageNumber="154" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C343D08EFFAF19669AD6FA56660846D5" box="[151,295,1475,1501]" pageId="1" pageNumber="154" type="description">
<paragraph id="8BE68305FFAF19669AD6FA56660846D5" blockId="1.[151,576,1438,1501]" box="[151,295,1475,1501]" pageId="1" pageNumber="154">
(
<figureCitation id="13629F80FFAF19669ADEFA5667C946D5" box="[159,230,1475,1501]" captionStart="FIGURES 1–6. 1" captionStartId="2.[152,270,1943,1967]" captionTargetBox="[203,1384,189,1907]" captionTargetId="figure-21@2.[193,1394,179,1917]" captionTargetPageId="2" captionText="FIGURES 1–6. 1. Systenus apicidigitatus sp. nov.; 2. Systenus basiflavus sp. nov.; 3. Systenus digitatus sp. nov.; 4. Systenus flavilateralis sp. nov.; 5. Systenus huanglianus sp. nov.; 6. Systenus latimaculatus sp. nov. All male. Scale bar =1.0mm." figureDoi="http://doi.org/10.5281/zenodo.10350973" httpUri="https://zenodo.org/record/10350973/files/figure.png" pageId="1" pageNumber="154">Figs 1</figureCitation>
,
<figureCitation id="13629F80FFAF19669AB5FA56663046D5" box="[244,287,1475,1501]" captionStart="FIGURES 7–8" captionStartId="4.[151,264,1943,1967]" captionTargetBox="[302,1285,191,1910]" captionTargetId="figure-21@4.[292,1295,181,1919]" captionTargetPageId="4" captionText="FIGURES 7–8. Systenus apicidigitatus sp. nov. (male). 7. Antenna; 8. Male genitalia, lateral view. Scale bar = 0.1mm. Abbreviations: hyp = hypandrius, ph = phallus, epl = epandrial lobe, sur = surstylus, cer = cercus. FIGURES 9–10. Systenus basiflavus sp. nov. (male). 9. Antenna; 10. Male genitalia, lateral view. Scale bar = 0.1mm." figureDoi="http://doi.org/10.5281/zenodo.10350977" httpUri="https://zenodo.org/record/10350977/files/figure.png" pageId="1" pageNumber="154">7–8</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C343D08EFFAF19669AD6F99F625A4565" pageId="1" pageNumber="154" type="diagnosis">
<paragraph id="8BE68305FFAF19669AD6F99F625A4565" blockId="1.[151,1437,1546,2041]" pageId="1" pageNumber="154">
<emphasis id="B92D5F17FFAF19669AD6F99F6625452C" bold="true" box="[151,266,1546,1572]" pageId="1" pageNumber="154">Diagnosis</emphasis>
. Antennal scape and pedicel dark brownish yellow. Postpedicel 4.0 times longer than wide. All coxae yellow, but mid coxa basally brown. R
<subScript id="17DD8140FFAF1966987FF9D465784547" attach="left" box="[574,599,1601,1615]" fontSize="6" pageId="1" pageNumber="154">4+5</subScript>
and M
<subScript id="17DD8140FFAF196698E2F9D465844547" attach="left" box="[675,683,1601,1615]" fontSize="6" pageId="1" pageNumber="154">1</subScript>
strongly convergent apically. Surstylus basally rather thick, apically long thin and finger-like. Male cercus strongly bent, basally very thick, apically with short thin ventral process.
</paragraph>
</subSubSection>
<subSubSection id="C343D08EFFAF19649A86F9E3668D418D" lastPageId="3" lastPageNumber="156" pageId="1" pageNumber="154" type="description">
<paragraph id="8BE68305FFAF19669A86F9E363404599" blockId="1.[151,1437,1546,2041]" box="[199,1135,1654,1681]" pageId="1" pageNumber="154">
<emphasis id="B92D5F17FFAF19669A86F9E366B24599" bold="true" box="[199,413,1654,1681]" pageId="1" pageNumber="154">Description. Male</emphasis>
(
<figureCitation id="13629F80FFAF19669BEDF9E266C24599" box="[428,493,1655,1681]" captionStart="FIGURES 1–6. 1" captionStartId="2.[152,270,1943,1967]" captionTargetBox="[203,1384,189,1907]" captionTargetId="figure-21@2.[193,1394,179,1917]" captionTargetPageId="2" captionText="FIGURES 1–6. 1. Systenus apicidigitatus sp. nov.; 2. Systenus basiflavus sp. nov.; 3. Systenus digitatus sp. nov.; 4. Systenus flavilateralis sp. nov.; 5. Systenus huanglianus sp. nov.; 6. Systenus latimaculatus sp. nov. All male. Scale bar =1.0mm." figureDoi="http://doi.org/10.5281/zenodo.10350973" httpUri="https://zenodo.org/record/10350973/files/figure.png" pageId="1" pageNumber="154">Fig. 1</figureCitation>
). Body length
<quantity id="4CA12EE0FFAF196698D7F9E264144599" box="[662,827,1655,1681]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" metricValueMax="3.33" metricValueMin="2.67" pageId="1" pageNumber="154" unit="mm" value="3.0" valueMax="3.33" valueMin="2.67">2.67–3.33 mm</quantity>
, wing length 2.33–3.0 mm.
</paragraph>
<paragraph id="8BE68305FFAF19669A86F90E641A4485" blockId="1.[151,1437,1546,2041]" pageId="1" pageNumber="154">
Head metallic green with pale gray pollinosity. Frons metallic green with white gray pollinosity; face dark metallic green with thick silvery white pollinosity, narrower than postpedicel. Hairs and bristles on head black except lower postocular bristles yellowish. 2 oc, 2 vt, 2 pvt. Antenna black, but scape and pedicel dark brownish yellow; postpedicel 4.0 times longer than wide, nearly rectangular at basal 1/3, very long and thin at remaining 2/3, and with dark brown pubescence; arista 0.38 times as long as postpedicel, apical, with very short dark brown pubescence (
<figureCitation id="13629F80FFAF19669B68F8DA66414461" box="[297,366,1871,1897]" captionStart="FIGURES 7–8" captionStartId="4.[151,264,1943,1967]" captionTargetBox="[302,1285,191,1910]" captionTargetId="figure-21@4.[292,1295,181,1919]" captionTargetPageId="4" captionText="FIGURES 7–8. Systenus apicidigitatus sp. nov. (male). 7. Antenna; 8. Male genitalia, lateral view. Scale bar = 0.1mm. Abbreviations: hyp = hypandrius, ph = phallus, epl = epandrial lobe, sur = surstylus, cer = cercus. FIGURES 9–10. Systenus basiflavus sp. nov. (male). 9. Antenna; 10. Male genitalia, lateral view. Scale bar = 0.1mm." figureDoi="http://doi.org/10.5281/zenodo.10350977" httpUri="https://zenodo.org/record/10350977/files/figure.png" pageId="1" pageNumber="154">Fig. 7</figureCitation>
). Proboscis short, brown to dark brown with brown hairs; palpus small, dark brownish yellow with short black hairs and 1 black long strong apical bristle.
</paragraph>
<paragraph id="8BE68305FFAF19669A86F802668844F1" blockId="1.[151,1437,1546,2041]" pageId="1" pageNumber="154">Thorax metallic green with pale gray pollinosity. Hairs and bristles on thorax black; 6 dc; 9–10 irregular pairs of short acr; 2 strong npl, 1 strong sa, 2 strong pa; sc long and strong, lsc short and hair-like. Propleuron with 1 brown bristle on lower portion.</paragraph>
<caption id="DF26D38DFFAC19659AD9F802627744DB" ID-DOI="http://doi.org/10.5281/zenodo.10350973" ID-Zenodo-Dep="10350973" httpUri="https://zenodo.org/record/10350973/files/figure.png" pageId="2" pageNumber="155" startId="2.[152,270,1943,1967]" targetBox="[203,1384,189,1907]" targetPageId="2" targetType="figure">
<paragraph id="8BE68305FFAC19659AD9F802627744DB" blockId="2.[151,1436,1943,2003]" pageId="2" pageNumber="155">
<emphasis id="B92D5F17FFAC19659AD9F802667444A7" bold="true" box="[152,347,1943,1967]" pageId="2" pageNumber="155">FIGURES 1–6. 1.</emphasis>
<taxonomicName id="4C59F886FFAC19659B23F80D656444A7" authority="Lin &amp; Zhang &amp; Yang, 2023" authorityName="Lin &amp; Zhang &amp; Yang" authorityYear="2023" box="[354,587,1943,1967]" class="Insecta" family="Dolichopodidae" genus="Systenus" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="155" phylum="Arthropoda" rank="species" species="apicidigitatus" status="sp. nov.">
<emphasis id="B92D5F17FFAC19659B23F80D656444A7" box="[354,587,1943,1967]" italics="true" pageId="2" pageNumber="155">Systenus apicidigitatus</emphasis>
</taxonomicName>
<emphasis id="B92D5F17FFAC19659813F802658D44A7" bold="true" box="[594,674,1943,1967]" pageId="2" pageNumber="155">
<taxonomicNameLabel id="A21EE26CFFAC19659813F802658D44A7" box="[594,674,1943,1967]" pageId="2" pageNumber="155" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
;
<emphasis id="B92D5F17FFAC196598F0F80265EB44A7" bold="true" box="[689,708,1943,1967]" pageId="2" pageNumber="155">2.</emphasis>
<taxonomicName id="4C59F886FFAC1965988BF80D64A044A7" authority="Lin &amp; Zhang &amp; Yang, 2023" authorityName="Lin &amp; Zhang &amp; Yang" authorityYear="2023" box="[714,911,1943,1967]" class="Insecta" family="Dolichopodidae" genus="Systenus" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="155" phylum="Arthropoda" rank="species" species="basiflavus" status="sp. nov.">
<emphasis id="B92D5F17FFAC1965988BF80D64A044A7" box="[714,911,1943,1967]" italics="true" pageId="2" pageNumber="155">Systenus basiflavus</emphasis>
</taxonomicName>
<emphasis id="B92D5F17FFAC196599D7F80264C844A7" bold="true" box="[918,999,1943,1967]" pageId="2" pageNumber="155">
<taxonomicNameLabel id="A21EE26CFFAC196599D7F80264C844A7" box="[918,999,1943,1967]" pageId="2" pageNumber="155" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
;
<emphasis id="B92D5F17FFAC196599B4F802632744A7" bold="true" box="[1013,1032,1943,1967]" pageId="2" pageNumber="155">3.</emphasis>
<taxonomicName id="4C59F886FFAC19659E4EF80D63E944A7" authority="Lin &amp; Zhang &amp; Yang, 2023" authorityName="Lin &amp; Zhang &amp; Yang" authorityYear="2023" box="[1039,1222,1943,1967]" class="Insecta" family="Dolichopodidae" genus="Systenus" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="155" phylum="Arthropoda" rank="species" species="digitatus" status="sp. nov.">
<emphasis id="B92D5F17FFAC19659E4EF80D63E944A7" box="[1039,1222,1943,1967]" italics="true" pageId="2" pageNumber="155">Systenus digitatus</emphasis>
</taxonomicName>
<emphasis id="B92D5F17FFAC19659E8DF802623244A7" bold="true" box="[1228,1309,1943,1967]" pageId="2" pageNumber="155">
<taxonomicNameLabel id="A21EE26CFFAC19659E8DF802623244A7" box="[1228,1309,1943,1967]" pageId="2" pageNumber="155" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
;
<emphasis id="B92D5F17FFAC19659F6AF802621144A7" bold="true" box="[1323,1342,1943,1967]" pageId="2" pageNumber="155">4.</emphasis>
<taxonomicName id="4C59F886FFAC19659F04F80D663644DB" authority="Lin &amp; Zhang &amp; Yang, 2023" authorityName="Lin &amp; Zhang &amp; Yang" authorityYear="2023" class="Insecta" family="Dolichopodidae" genus="Systenus" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="155" phylum="Arthropoda" rank="species" species="flavilateralis" status="sp. nov.">
<emphasis id="B92D5F17FFAC19659F04F80D663644DB" italics="true" pageId="2" pageNumber="155">Systenus flavilateralis</emphasis>
</taxonomicName>
<emphasis id="B92D5F17FFAC19659B5EF82E664044DB" bold="true" box="[287,367,1979,2003]" pageId="2" pageNumber="155">
<taxonomicNameLabel id="A21EE26CFFAC19659B5EF82E664044DB" box="[287,367,1979,2003]" pageId="2" pageNumber="155" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
;
<emphasis id="B92D5F17FFAC19659B3CF82E66BF44DB" bold="true" box="[381,400,1979,2003]" pageId="2" pageNumber="155">5.</emphasis>
<taxonomicName id="4C59F886FFAC19659BD6F829655E44DB" authority="Lin &amp; Zhang &amp; Yang, 2023" authorityName="Lin &amp; Zhang &amp; Yang" authorityYear="2023" box="[407,625,1979,2003]" class="Insecta" family="Dolichopodidae" genus="Systenus" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="155" phylum="Arthropoda" rank="species" species="huanglianus" status="sp. nov.">
<emphasis id="B92D5F17FFAC19659BD6F829655E44DB" box="[407,625,1979,2003]" italics="true" pageId="2" pageNumber="155">Systenus huanglianus</emphasis>
</taxonomicName>
<emphasis id="B92D5F17FFAC19659839F82E65E744DB" bold="true" box="[632,712,1979,2003]" pageId="2" pageNumber="155">
<taxonomicNameLabel id="A21EE26CFFAC19659839F82E65E744DB" box="[632,712,1979,2003]" pageId="2" pageNumber="155" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
;
<emphasis id="B92D5F17FFAC19659897F82E65C644DB" bold="true" box="[726,745,1979,2003]" pageId="2" pageNumber="155">6.</emphasis>
<taxonomicName id="4C59F886FFAC196598B1F82964F844DB" authority="Lin &amp; Zhang &amp; Yang, 2023" authorityName="Lin &amp; Zhang &amp; Yang" authorityYear="2023" box="[752,983,1979,2003]" class="Insecta" family="Dolichopodidae" genus="Systenus" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="155" phylum="Arthropoda" rank="species" species="latimaculatus" status="sp. nov.">
<emphasis id="B92D5F17FFAC196598B1F82964F844DB" box="[752,983,1979,2003]" italics="true" pageId="2" pageNumber="155">Systenus latimaculatus</emphasis>
</taxonomicName>
<emphasis id="B92D5F17FFAC1965999CF82E630144DB" bold="true" box="[989,1070,1979,2003]" pageId="2" pageNumber="155">
<taxonomicNameLabel id="A21EE26CFFAC1965999CF82E630144DB" box="[989,1070,1979,2003]" pageId="2" pageNumber="155" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
All male. Scale bar =1.0mm.
</paragraph>
</caption>
<paragraph id="8BE68305FFAD19649A86FF0263C44249" blockId="3.[151,1437,150,933]" pageId="3" pageNumber="156">Legs mainly yellow; all coxae yellow, but mid coxa basally brown; all tarsomere 5 dark brown. Hairs and bristles on legs black, but those on coxae yellow. Fore leg without distinct bristles. Hind coxa with 1 brown outer bristle at base. Mid tibia with 1 ad, 2 pd and 3 apical bristles. Hind tibia with 4 short pd and 2 apical bristles. Mid tarsomeres 1–4 each with 1 ad at middle and 4 apical bristles. Relative length of tibiae and five tarsomeres of legs LI 3.0: 1.6: 1.0: 0.7: 0.5: 0.4; LII 4.3: 2.0: 1.5: 1.0: 0.7: 0.6; LIII 4.9: 0.9: 2.1: 0.7: 0.5: 0.8.</paragraph>
<paragraph id="8BE68305FFAD19649A86FEDE646A4281" blockId="3.[151,1437,150,933]" pageId="3" pageNumber="156">
Wing hyaline, somewhat brownish; veins dark brown, R
<subScript id="17DD8140FFAD1964990DFEC864494263" attach="left" box="[844,870,349,363]" fontSize="6" pageId="3" pageNumber="156">4+5</subScript>
and M
<subScript id="17DD8140FFAD196499F8FEC864EE4263" attach="left" box="[953,961,349,363]" fontSize="6" pageId="3" pageNumber="156">1</subScript>
strongly convergent apically; CuAx ratio 0.6. Squama yellow with long black hairs; halter pale yellow.
</paragraph>
<paragraph id="8BE68305FFAD19649A86FE0665BC42D9" blockId="3.[151,1437,150,933]" pageId="3" pageNumber="156">Abdomen dark metallic green with pale gray pollinosity, venter yellowish. Hairs and bristles on abdomen black. Terga 1–4 with long bristles at apical margin.</paragraph>
<paragraph id="8BE68305FFAD19649A86FE4E66804169" blockId="3.[151,1437,150,933]" pageId="3" pageNumber="156">
Male genitalia (
<figureCitation id="13629F80FFAD19649B37FE4E669642FD" box="[374,441,475,501]" captionStart="FIGURES 7–8" captionStartId="4.[151,264,1943,1967]" captionTargetBox="[302,1285,191,1910]" captionTargetId="figure-21@4.[292,1295,181,1919]" captionTargetPageId="4" captionText="FIGURES 7–8. Systenus apicidigitatus sp. nov. (male). 7. Antenna; 8. Male genitalia, lateral view. Scale bar = 0.1mm. Abbreviations: hyp = hypandrius, ph = phallus, epl = epandrial lobe, sur = surstylus, cer = cercus. FIGURES 9–10. Systenus basiflavus sp. nov. (male). 9. Antenna; 10. Male genitalia, lateral view. Scale bar = 0.1mm." figureDoi="http://doi.org/10.5281/zenodo.10350977" httpUri="https://zenodo.org/record/10350977/files/figure.png" pageId="3" pageNumber="156">Fig. 8</figureCitation>
): epandrium distinctly longer than wide; epandrial lobe rather narrow, apically hook-like; surstylus basally rather thick, apically long finger-like. Cercus strongly bent, basally very thick, apically narrowed with short thin ventral process. Hypandrium very long, apically long finger-like. Phallus long, somewhat thickened, distinctly curved inward.
</paragraph>
<paragraph id="8BE68305FFAD19649A86FDFE668D418D" blockId="3.[151,1437,150,933]" box="[199,418,619,645]" pageId="3" pageNumber="156">
<emphasis id="B92D5F17FFAD19649A86FDFE660A418D" bold="true" box="[199,293,619,645]" pageId="3" pageNumber="156">Female.</emphasis>
Unknown.
</paragraph>
</subSubSection>
<subSubSection id="C343D08EFFAD19649A86FD1A634D41F9" pageId="3" pageNumber="156" type="materials_examined">
<paragraph id="8BE68305FFAD19649A86FD1A634D41F9" blockId="3.[151,1437,150,933]" pageId="3" pageNumber="156">
<emphasis id="B92D5F17FFAD19649A86FD1A665E41A0" bold="true" box="[199,369,654,681]" pageId="3" pageNumber="156">Type material.</emphasis>
<materialsCitation id="3B318958FFAD19649B32FD1B634F41C5" collectingDate="2019-04-19" collectingDateMax="2019-05-19" collectingDateMin="2019-04-19" collectionCode="CAU" collectorName="Malaise &amp; Liang Wang &amp; Xin Li" country="China" county="Lvchun" elevation="1779" latitude="23.057" location="Shuikuxiafang" longLatPrecision="1" longitude="102.777145" municipality="Yakou" pageId="3" pageNumber="156" specimenCount="1" specimenCount-male="1" stateProvince="Yunnan" typeStatus="holotype">
<emphasis id="B92D5F17FFAD19649B32FD1B653641A0" bold="true" box="[371,537,654,680]" pageId="3" pageNumber="156">
<typeStatus id="54E23DA7FFAD19649B32FD1B653641A0" box="[371,537,654,680]" pageId="3" pageNumber="156" type="holotype">HOLOTYPE</typeStatus>
</emphasis>
<specimenCount id="9D5F488CFFAD1964985DFD1A651C41A1" box="[540,563,655,681]" count="1" pageId="3" pageNumber="156" type="male">♂</specimenCount>
,
<collectingCountry id="F34EC395FFAD1964987AFD1A65AD41A1" box="[571,642,655,681]" name="China" pageId="3" pageNumber="156">China</collectingCountry>
:
<collectingRegion id="499D4DE7FFAD196498C6FD1A65CF41A1" box="[647,736,655,681]" country="China" name="Yunnan" pageId="3" pageNumber="156">Yunnan</collectingRegion>
,
<collectingCounty id="6287FB89FFAD196498A7FD1A641141A1" box="[742,830,655,681]" pageId="3" pageNumber="156">Lvchun</collectingCounty>
,
<collectingMunicipality id="6B82197FFFAD19649905FD1A64A041A1" box="[836,911,655,681]" pageId="3" pageNumber="156">Yakou</collectingMunicipality>
,
<location id="8E86D5DEFFAD196499D4FD1A631741A1" LSID="urn:lsid:plazi:treatment:03F03213FFAF19649AD6FA0A64D240AD:8E86D5DEFFAD196499D4FD1A631741A1" box="[917,1080,655,681]" country="China" county="Lvchun" latitude="23.057" longLatPrecision="1" longitude="102.777145" municipality="Yakou" name="Shuikuxiafang" pageId="3" pageNumber="156" stateProvince="Yunnan">Shuikuxiafang</location>
[
<geoCoordinate id="EE6DE5C2FFAD19649E03FD1B63F841A1" box="[1090,1239,654,681]" degrees="23" direction="north" minutes="3" orientation="latitude" pageId="3" pageNumber="156" precision="1" seconds="25.2" value="23.057">23°3’25.2”N</geoCoordinate>
,
<geoCoordinate id="EE6DE5C2FFAD19649E9FFD1A62B741A1" box="[1246,1432,655,681]" degrees="102" direction="east" minutes="46" orientation="longitude" pageId="3" pageNumber="156" precision="1" seconds="37.71" value="102.777145">102°46’37.71”E</geoCoordinate>
,
<quantity id="4CA12EE0FFAD19649AD6FD2667DE41C5" box="[151,241,691,717]" metricMagnitude="3" metricUnit="m" metricValue="1.779" pageId="3" pageNumber="156" unit="m" value="1779.0">
<elevation id="00746436FFAD19649AD6FD2667DE41C5" box="[151,241,691,717]" metricMagnitude="3" metricUnit="m" metricValue="1.779" pageId="3" pageNumber="156" unit="m" value="1779.0">1779 m</elevation>
</quantity>
], collected by
<collectorName id="26ACE6D3FFAD19649BD4FD2666C141C5" box="[405,494,691,717]" pageId="3" pageNumber="156">Malaise</collectorName>
trap,
<date id="FFE7A5C5FFAD19649871FD2665DF41C5" box="[560,752,691,717]" pageId="3" pageNumber="156" value="2019-04-19" valueMax="2019-05-19" valueMin="2019-04-19">
<collectingDate id="EFA35C2DFFAD19649871FD2665DF41C5" box="[560,752,691,717]" pageId="3" pageNumber="156" value="2019-04-19" valueMax="2019-05-19" valueMin="2019-04-19">2019.IV.19–V.19</collectingDate>
</date>
,
<collectorName id="26ACE6D3FFAD196498BDFD2664AA41C5" box="[764,901,691,717]" pageId="3" pageNumber="156">Liang Wang</collectorName>
and
<collectorName id="26ACE6D3FFAD196499FCFD26632741C5" box="[957,1032,691,717]" pageId="3" pageNumber="156">Xin Li</collectorName>
(
<collectionCode id="ED481BC0FFAD19649E56FD26637741C5" box="[1047,1112,691,717]" country="China" httpUri="http://biocol.org/urn:lsid:biocol.org:col:33074" lsid="urn:lsid:biocol.org:col:33074" name="China Agricultural University" pageId="3" pageNumber="156">CAU</collectionCode>
)
</materialsCitation>
.
<materialsCitation id="3B318958FFAD19649E2DFD27668A41F9" collectingDate="2019-04-19" collectingDateMax="2019-05-19" collectingDateMin="2019-04-19" collectionCode="CAU" collectorName="Malaise &amp; Liang Wang &amp; Xin Li" country="China" county="Lvchun" elevation="1779" latitude="23.057" location="Shuikuxiafang" longLatPrecision="1" longitude="102.777145" municipality="Yakou" pageId="3" pageNumber="156" specimenCount="5" specimenCount-male="5" stateProvince="Yunnan" typeStatus="paratype">
<emphasis id="B92D5F17FFAD19649E2DFD27620E41C5" bold="true" box="[1132,1313,690,717]" pageId="3" pageNumber="156">
<typeStatus id="54E23DA7FFAD19649E2DFD27623741C4" box="[1132,1304,690,716]" pageId="3" pageNumber="156" type="paratype">PARATYPES</typeStatus>
:
</emphasis>
<specimenCount id="9D5F488CFFAD19649F68FD27627941C5" box="[1321,1366,690,717]" count="5" pageId="3" pageNumber="156" type="male">5 ♂</specimenCount>
, same data as holotype (
<collectionCode id="ED481BC0FFAD19649B1DFD4266B241F9" box="[348,413,727,753]" country="China" httpUri="http://biocol.org/urn:lsid:biocol.org:col:33074" lsid="urn:lsid:biocol.org:col:33074" name="China Agricultural University" pageId="3" pageNumber="156">CAU</collectionCode>
)
</materialsCitation>
;
<materialsCitation id="3B318958FFAD19649BF0FD42637141F9" box="[433,1118,727,753]" collectingDate="2019-03-19" collectingDateMax="2019-04-19" collectingDateMin="2019-03-19" collectionCode="CAU" collectorName="Malaise &amp; Liang Wang &amp; Xin Li" country="China" county="Lvchun" elevation="1779" latitude="23.057" location="Shuikuxiafang" longLatPrecision="1" longitude="102.777145" municipality="Yakou" pageId="3" pageNumber="156" specimenCount="3" specimenCount-male="3" stateProvince="Yunnan" typeStatus="paratype">
<specimenCount id="9D5F488CFFAD19649BF0FD4266F241F9" box="[433,477,727,753]" count="3" pageId="3" pageNumber="156" type="male">3 ♂</specimenCount>
, same data as holotype except,
<date id="FFE7A5C5FFAD1964997CFD42632941F9" box="[829,1030,727,753]" pageId="3" pageNumber="156" value="2019-03-19" valueMax="2019-04-19" valueMin="2019-03-19">
<collectingDate id="EFA35C2DFFAD1964997CFD42632941F9" box="[829,1030,727,753]" pageId="3" pageNumber="156" value="2019-03-19" valueMax="2019-04-19" valueMin="2019-03-19">2019.III.19–IV.19</collectingDate>
</date>
(
<collectionCode id="ED481BC0FFAD19649E54FD42637941F9" box="[1045,1110,727,753]" country="China" httpUri="http://biocol.org/urn:lsid:biocol.org:col:33074" lsid="urn:lsid:biocol.org:col:33074" name="China Agricultural University" pageId="3" pageNumber="156">CAU</collectionCode>
)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C343D08EFFAD19649A86FD6F650E401D" box="[199,545,762,789]" pageId="3" pageNumber="156" type="distribution">
<paragraph id="8BE68305FFAD19649A86FD6F650E401D" blockId="3.[151,1437,150,933]" box="[199,545,762,789]" pageId="3" pageNumber="156">
<emphasis id="B92D5F17FFAD19649A86FD6F664E401C" bold="true" box="[199,353,762,788]" pageId="3" pageNumber="156">Distribution.</emphasis>
<collectingCountry id="F34EC395FFAD19649B26FD6E6685401D" box="[359,426,763,789]" name="China" pageId="3" pageNumber="156">China</collectingCountry>
(
<collectingRegion id="499D4DE7FFAD19649BF8FD6E653A401D" box="[441,533,763,789]" country="China" name="Yunnan" pageId="3" pageNumber="156">Yunnan</collectingRegion>
).
</paragraph>
</subSubSection>
<subSubSection id="C343D08EFFAD19649A86FC8A64164089" pageId="3" pageNumber="156" type="discussion">
<paragraph id="8BE68305FFAD19649A86FC8A64164089" blockId="3.[151,1437,150,933]" pageId="3" pageNumber="156">
<emphasis id="B92D5F17FFAD19649A86FC8A66144031" bold="true" box="[199,315,799,825]" pageId="3" pageNumber="156">Remarks.</emphasis>
<taxonomicName id="4C59F886FFAD19649B04FC8A65664031" authority="Lin &amp; Zhang &amp; Yang, 2023" authorityName="Lin &amp; Zhang &amp; Yang" authorityYear="2023" box="[325,585,799,825]" class="Insecta" family="Dolichopodidae" genus="Systenus" kingdom="Animalia" order="Diptera" pageId="3" pageNumber="156" phylum="Arthropoda" rank="species" species="apicidigitatus" status="sp. nov.">
<emphasis id="B92D5F17FFAD19649B04FC8A65664031" box="[325,585,799,825]" italics="true" pageId="3" pageNumber="156">Systenus apicidigitatus</emphasis>
</taxonomicName>
<emphasis id="B92D5F17FFAD19649812FC8A65804031" bold="true" box="[595,687,799,825]" pageId="3" pageNumber="156">
<taxonomicNameLabel id="A21EE26CFFAD19649812FC8A65804031" box="[595,687,799,825]" pageId="3" pageNumber="156" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
is very similar to
<taxonomicName id="4C59F886FFAD196499C6FC8A631F4031" authority="Lin &amp; Zhang &amp; Yang, 2023" authorityName="Lin &amp; Zhang &amp; Yang" authorityYear="2023" box="[903,1072,799,825]" class="Insecta" family="Dolichopodidae" genus="Systenus" kingdom="Animalia" order="Diptera" pageId="3" pageNumber="156" phylum="Arthropoda" rank="species" species="huanglianus" status="sp. nov.">
<emphasis id="B92D5F17FFAD196499C6FC8A631F4031" box="[903,1072,799,825]" italics="true" pageId="3" pageNumber="156">S. huanglianus</emphasis>
</taxonomicName>
<emphasis id="B92D5F17FFAD19649E7BFC8A63B94031" bold="true" box="[1082,1174,799,825]" pageId="3" pageNumber="156">
<taxonomicNameLabel id="A21EE26CFFAD19649E7BFC8A63B94031" box="[1082,1174,799,825]" pageId="3" pageNumber="156" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, but may be separated from the latter by the following features: antennal two basal segments dark brownish yellow; R
<subScript id="17DD8140FFAD19649E86FCC063CE406B" attach="left" box="[1223,1249,853,867]" fontSize="6" pageId="3" pageNumber="156">4+5</subScript>
and M
<subScript id="17DD8140FFAD19649F70FCC06216406B" attach="left" box="[1329,1337,853,867]" fontSize="6" pageId="3" pageNumber="156">1</subScript>
strongly convergent apically; postpedicel 3.5 times longer than wide.
</paragraph>
</subSubSection>
<subSubSection id="C343D08EFFAD19649A86FC1E64D240AD" box="[199,1021,907,933]" pageId="3" pageNumber="156" type="etymology">
<paragraph id="8BE68305FFAD19649A86FC1E64D240AD" blockId="3.[151,1437,150,933]" box="[199,1021,907,933]" pageId="3" pageNumber="156">
<emphasis id="B92D5F17FFAD19649A86FC1E666140AD" bold="true" box="[199,334,907,933]" pageId="3" pageNumber="156">Etymology.</emphasis>
The specific name refers to the surstylus apically finger-like.
</paragraph>
</subSubSection>
</treatment>
</document>
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