treatments-xml/data/03/C8/66/03C8667AB509A07809D92CB28BD0FE8B.xml

<document id="D74B60FDE46B4F2470FB7CFD671DFA81" ID-CLB-Dataset="9103" ID-DOI="10.11646/zootaxa.4858.2.6" ID-GBIF-Dataset="fee5a48f-68cc-4a9d-86cf-933f08eb6ea6" ID-ISSN="1175-5326" ID-Zenodo-Dep="4411821" ID-ZooBank="2DD05F29-DF9E-4C83-BC3E-9EDF6A3E950A" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1609611584994" checkinUser="plazi" docAuthor="Cao, Zhishan, Wang, Ying &amp; Li, Weihai" docDate="2020" docId="03C8667AB509A07809D92CB28BD0FE8B" docLanguage="en" docName="zootaxa.4858.2.6.pdf" docOrigin="Zootaxa 4858 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Isoperla sejila Cao &amp; Wang &amp; Li 2020, sp. nov." docType="treatment" docVersion="5" lastPageNumber="254" masterDocId="FFF11E02B508A07C094E2C6D8F44FF96" masterDocTitle="A new species of Isoperla (Plecoptera: Perlodidae) from China" masterLastPageNumber="260" masterPageNumber="251" pageNumber="252" updateTime="1698851527200" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="E8EA3B029B564B97D8C6A22C611DE912">A new species of Isoperla (Plecoptera: Perlodidae) from China</mods:title>
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<mods:namePart id="1D83A1D3CC12363237D8653127EB7B71">Cao, Zhishan</mods:namePart>
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<mods:affiliation id="1429BABC1C4AECEDF80ADE699E8D2FAA">Department of Plant Protection, Henan Institute of Science and Technology, Xinxiang, Henan 453003, China. &amp; Department of Plant Protection, Sumy National Agrarian University, Sumy, 40021, Ukraine &amp; caozhishan 123 @ 163. com; https: // orcid. org / 0000 - 0003 - 3127 - 4592</mods:affiliation>
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<mods:namePart id="10A41AB34C6EA7BC0186C98576A914E2">Wang, Ying</mods:namePart>
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<mods:affiliation id="273EE7D45FA75CB59FE456C9E1363911">Department of Plant Protection, Henan Institute of Science and Technology, Xinxiang, Henan 453003, China. &amp; wangying 198586 @ 163. com; https: // orcid. org / 0000 - 0002 - 4232 - 4172</mods:affiliation>
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<mods:namePart id="9D1E3A755C45AEE2E20F477A580EE81A">Li, Weihai</mods:namePart>
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<mods:affiliation id="793BE872D178D5D8FA58DAB8B2793DD4">Department of Plant Protection, Henan Institute of Science and Technology, Xinxiang, Henan 453003, China. &amp; lwh 7969 @ 163. com; https: // orcid. org / 0000 - 0003 - 2803 - 4416</mods:affiliation>
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<treatment id="03C8667AB509A07809D92CB28BD0FE8B" ID-DOI="http://doi.org/10.5281/zenodo.4411787" ID-GBIF-Taxon="176419355" ID-Zenodo-Dep="4411787" LSID="urn:lsid:plazi:treatment:03C8667AB509A07809D92CB28BD0FE8B" httpUri="http://treatment.plazi.org/id/03C8667AB509A07809D92CB28BD0FE8B" lastPageId="4" lastPageNumber="254" pageId="1" pageNumber="252">
<subSubSection id="C37B84E7B509A07D09D92CB28FB6FD13" pageId="1" pageNumber="252" type="nomenclature">
<paragraph id="8BDED76CB509A07D09D92CB28EE2FF6F" blockId="1.[151,422,223,250]" box="[151,422,223,250]" pageId="1" pageNumber="252">
<heading id="D0966000B509A07D09D92CB28EE2FF6F" bold="true" box="[151,422,223,250]" fontSize="11" level="1" pageId="1" pageNumber="252" reason="1">
<emphasis id="B9150B7EB509A07D09D92CB28EE2FF6F" bold="true" box="[151,422,223,250]" pageId="1" pageNumber="252">
<taxonomicName id="4C61ACEFB509A07D09D92CB28E06FF6C" ID-CoL="8NGN9" authority="Cao &amp; Wang &amp; Li, 2020" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[151,322,223,250]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="1" pageNumber="252" phylum="Arthropoda" rank="species" species="sejila" status="sp. nov.">
<emphasis id="B9150B7EB509A07D09D92CB28E06FF6C" bold="true" box="[151,322,223,250]" italics="true" pageId="1" pageNumber="252">Isoperla sejila</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A226B605B509A07D08072CB28EE2FF6F" box="[329,422,223,249]" pageId="1" pageNumber="252" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8BDED76CB509A07D09D92D4A8FB6FD13" blockId="1.[151,1437,295,645]" pageId="1" pageNumber="252">
<emphasis id="B9150B7EB509A07D09D92D4A8E06FED7" bold="true" box="[151,322,295,321]" pageId="1" pageNumber="252">Adult habitus.</emphasis>
(
<figureCitation id="135ACBE9B509A07D081E2D4A8EF8FED7" box="[336,444,295,321]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStartId-0="1.[151,250,1884,1908]" captionStartId-1="2.[151,250,1362,1386]" captionStartId-2="3.[151,250,1366,1390]" captionTargetBox-0="[161,1422,681,1849]" captionTargetBox-1="[163,1433,188,1331]" captionTargetBox-2="[151,1428,306,1328]" captionTargetId-0="figure-184@1.[151,1436,669,1860]" captionTargetId-1="figure-26@2.[151,1437,181,1338]" captionTargetId-2="figure-56@3.[151,1435,273,1343]" captionTargetPageId-0="1" captionTargetPageId-1="2" captionTargetPageId-2="3" captionText-0="FIGURE 1. Isoperla sejila sp. nov. a. Male habitus, dorsal view. b. Female habitus, macropterous, dorsal view. c. Female habitus, brachypterous, dorsal view." captionText-1="FIGURE 2. Isoperla sejila sp. nov. (male). a. Forewing. b. Hindwing." captionText-2="FIGURE 3. Isoperla sejila sp. nov. (male) a. Head and pronotum. b. Meso- and metathorax, ventral view. c. Cercus, lateral view." figureDoi-0="http://doi.org/10.5281/zenodo.4411823" figureDoi-1="http://doi.org/10.5281/zenodo.4411825" figureDoi-2="http://doi.org/10.5281/zenodo.4411827" httpUri-0="https://zenodo.org/record/4411823/files/figure.png" httpUri-1="https://zenodo.org/record/4411825/files/figure.png" httpUri-2="https://zenodo.org/record/4411827/files/figure.png" pageId="1" pageNumber="252">Figs. 1–3</figureCitation>
). Body generally brown to dark brown. Wings macropterous with both macropterous and brachypterous females (
<figureCitation id="135ACBE9B509A07D08EB2D268EA3FEF3" box="[421,487,331,357]" captionStart="FIGURE 1" captionStartId="1.[151,250,1884,1908]" captionTargetBox="[161,1422,681,1849]" captionTargetId="figure-184@1.[151,1436,669,1860]" captionTargetPageId="1" captionText="FIGURE 1. Isoperla sejila sp. nov. a. Male habitus, dorsal view. b. Female habitus, macropterous, dorsal view. c. Female habitus, brachypterous, dorsal view." figureDoi="http://doi.org/10.5281/zenodo.4411823" httpUri="https://zenodo.org/record/4411823/files/figure.png" pageId="1" pageNumber="252">Fig. 1</figureCitation>
). Wings hyaline with brown veins. Forewing: five crossveins between the C and Sc veins, more R veins and more m-cu crossvines. Hindwing with four crossveins between C and Sc veins, M veins with four branches, Anal field large, and with more A veins. (
<figureCitation id="135ACBE9B509A07D0A172DFE8CE4FE3B" box="[857,928,403,429]" captionStart="FIGURE 2" captionStartId="2.[151,250,1362,1386]" captionTargetBox="[163,1433,188,1331]" captionTargetId="figure-26@2.[151,1437,181,1338]" captionTargetPageId="2" captionText="FIGURE 2. Isoperla sejila sp. nov. (male). a. Forewing. b. Hindwing." figureDoi="http://doi.org/10.5281/zenodo.4411825" httpUri="https://zenodo.org/record/4411825/files/figure.png" pageId="1" pageNumber="252">Fig. 2</figureCitation>
). Head slightly wider than pronotum, with a rounded pale spot occurring between the two posterior ocelli. M-line dark brown. Three pale ocelli, posterior pair larger. Antennae and palpi dark brown. Pronotum rectangular, wider than long, with darkly sclerotized anterior and posterior margins. Rugosities dark, two yellow brown longitudinal stripes bordering the sclerotized median suture. The mesosternal Y-arms approach posterior corners of furcal pits. Legs yellow brown to brown. Cerci slender and brown, with 18 segments, the distal three dark brown, and the ventromedial of segments 6-18 each with a long seta (
<figureCitation id="135ACBE9B509A07D09EE2E068FA0FD13" box="[160,228,619,645]" captionStart="FIGURE 3" captionStartId="3.[151,250,1366,1390]" captionTargetBox="[151,1428,306,1328]" captionTargetId="figure-56@3.[151,1435,273,1343]" captionTargetPageId="3" captionText="FIGURE 3. Isoperla sejila sp. nov. (male) a. Head and pronotum. b. Meso- and metathorax, ventral view. c. Cercus, lateral view." figureDoi="http://doi.org/10.5281/zenodo.4411827" httpUri="https://zenodo.org/record/4411827/files/figure.png" pageId="1" pageNumber="252">Fig. 3</figureCitation>
).
</paragraph>
</subSubSection>
<caption id="DF1E87E4B509A07D09D92B318E9DF80E" ID-DOI="http://doi.org/10.5281/zenodo.4411823" ID-Zenodo-Dep="4411823" httpUri="https://zenodo.org/record/4411823/files/figure.png" pageId="1" pageNumber="252" startId="1.[151,250,1884,1908]" targetBox="[161,1422,681,1849]" targetPageId="1">
<paragraph id="8BDED76CB509A07D09D92B318E9DF80E" blockId="1.[151,1436,1884,1944]" pageId="1" pageNumber="252">
<emphasis id="B9150B7EB509A07D09D92B318E57F8E2" bold="true" box="[151,275,1884,1908]" pageId="1" pageNumber="252">FIGURE 1.</emphasis>
<taxonomicName id="4C61ACEFB509A07D08562B318EEDF8E2" authority="Cao &amp; Wang &amp; Li, 2020" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[280,425,1884,1908]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="1" pageNumber="252" phylum="Arthropoda" rank="species" species="sejila" status="sp. nov.">
<emphasis id="B9150B7EB509A07D08562B318EEDF8E2" box="[280,425,1884,1908]" italics="true" pageId="1" pageNumber="252">Isoperla sejila</emphasis>
</taxonomicName>
<emphasis id="B9150B7EB509A07D08E12B318D45F8E2" bold="true" box="[431,513,1884,1908]" pageId="1" pageNumber="252">
<taxonomicNameLabel id="A226B605B509A07D08E12B318D45F8E2" box="[431,513,1884,1908]" pageId="1" pageNumber="252" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
a. Male habitus, dorsal view. b. Female habitus, macropterous, dorsal view. c. Female habitus, brachypterous, dorsal view.
</paragraph>
</caption>
<caption id="DF1E87E4B50AA07E09D9293F8C21FAFC" ID-DOI="http://doi.org/10.5281/zenodo.4411825" ID-Zenodo-Dep="4411825" box="[151,869,1362,1386]" httpUri="https://zenodo.org/record/4411825/files/figure.png" pageId="2" pageNumber="253" startId="2.[151,250,1362,1386]" targetBox="[163,1433,188,1331]" targetPageId="2">
<paragraph id="8BDED76CB50AA07E09D9293F8C21FAFC" blockId="2.[151,869,1362,1386]" box="[151,869,1362,1386]" pageId="2" pageNumber="253">
<emphasis id="B9150B7EB50AA07E09D9293F8E57FAFC" bold="true" box="[151,275,1362,1386]" pageId="2" pageNumber="253">FIGURE 2.</emphasis>
I 
<emphasis id="B9150B7EB50AA07E086C293F8EEFFAFC" box="[290,427,1362,1386]" italics="true" pageId="2" pageNumber="253">
soperla 
<taxonomicName id="4C61ACEFB50AA07E083A293F8EEFFAFC" authority="Cao &amp; Wang &amp; Li, 2020" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[372,427,1362,1386]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="2" pageNumber="253" phylum="Arthropoda" rank="species" species="sejila" status="sp. nov.">sejila</taxonomicName>
</emphasis>
<emphasis id="B9150B7EB50AA07E08FF293F8D47FAFF" bold="true" box="[433,515,1362,1385]" pageId="2" pageNumber="253">
<taxonomicNameLabel id="A226B605B50AA07E08FF293F8D47FAFF" box="[433,515,1362,1385]" pageId="2" pageNumber="253" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(male). a. Forewing. b. Hindwing.
</paragraph>
</caption>
<subSubSection id="C37B84E7B50AA07E098929F58E6BF858" pageId="2" pageNumber="253" type="description">
<paragraph id="8BDED76CB50AA07E098929F58E9CF91D" blockId="2.[151,1437,1432,2034]" pageId="2" pageNumber="253">
<emphasis id="B9150B7EB50AA07E098929F58E4FFA24" bold="true" box="[199,267,1432,1458]" pageId="2" pageNumber="253">Male.</emphasis>
(
<figureCitation id="135ACBE9B50AA07E085029F58ECBFA25" box="[286,399,1432,1459]" captionStart-0="FIGURE 3" captionStart-1="FIGURE 4" captionStart-2="FIGURE 5" captionStart-3="FIGURE 6" captionStartId-0="3.[151,250,1366,1390]" captionStartId-1="4.[151,250,1971,1995]" captionStartId-2="5.[151,250,1262,1286]" captionStartId-3="6.[151,250,1943,1967]" captionTargetBox-0="[151,1428,306,1328]" captionTargetBox-1="[162,1420,314,1934]" captionTargetBox-2="[153,1434,182,1231]" captionTargetBox-3="[279,1307,191,1912]" captionTargetId-0="figure-56@3.[151,1435,273,1343]" captionTargetId-1="figure-102@4.[151,1436,309,1948]" captionTargetId-2="figure-19@5.[151,1436,181,1239]" captionTargetId-3="figure-26@6.[273,1314,181,1920]" captionTargetPageId-0="3" captionTargetPageId-1="4" captionTargetPageId-2="5" captionTargetPageId-3="6" captionText-0="FIGURE 3. Isoperla sejila sp. nov. (male) a. Head and pronotum. b. Meso- and metathorax, ventral view. c. Cercus, lateral view." captionText-1="FIGURE 4. Isoperla sejila sp. nov. (male) a. Terminalia, dorsal view. b. Terminalia, ventral view. c. Terminalia after 10% NaOH treatment, dorsal view. d. Terminalia after 10% NaOH treatment, ventral view (the same male of a. b.)." captionText-2="FIGURE 5. Isoperla sejila sp. nov. (male) a. Terminalia with partially everted aedeagus, ventral view. b. Paraproct, dorsal view. c. Paraproct, lateral view. d. Paraproct, caudal view." captionText-3="FIGURE 6. Isoperla sejila sp. nov. (male) a. Aedeagus, dorsal view. b. The apex of the aedeagus, dorsal view, c. Aedeagus, lateral view. d. Detail of spinous area, dorsal view. e. Sensilla and microtrichia of the spinous area, microtrichia was line-drawn, dorsal view." figureDoi-0="http://doi.org/10.5281/zenodo.4411827" figureDoi-1="http://doi.org/10.5281/zenodo.4411829" figureDoi-2="http://doi.org/10.5281/zenodo.4411831" figureDoi-3="http://doi.org/10.5281/zenodo.4411833" httpUri-0="https://zenodo.org/record/4411827/files/figure.png" httpUri-1="https://zenodo.org/record/4411829/files/figure.png" httpUri-2="https://zenodo.org/record/4411831/files/figure.png" httpUri-3="https://zenodo.org/record/4411833/files/figure.png" pageId="2" pageNumber="253">Figs. 3–6</figureCitation>
). Body length ca. 
<quantity id="4C997A89B50AA07E0B1029F58DF7FA25" box="[606,691,1432,1459]" metricMagnitude="-2" metricUnit="m" metricValue="1.1" pageId="2" pageNumber="253" unit="mm" value="11.0">11 mm</quantity>
. Forewing length ca. 
<quantity id="4C997A89B50AA07E0AE929F58CB8FA25" box="[935,1020,1432,1459]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="253" unit="mm" value="10.0">10 mm</quantity>
, hindwing length ca. 
<quantity id="4C997A89B50AA07E0DBE29F58A7CFA25" box="[1264,1336,1432,1459]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" pageId="2" pageNumber="253" unit="mm" value="9.0">9 mm</quantity>
. Tergum 10 with posterolateral stronger and longer setae. Sterna 6-8 sometimes with some dark transverse bands near the posterior margins. Sternum 9 extended posteriorly and covering nearly the entire length of sternum 10. Paraprocts weakly sclerotized, bases broad gradually tapering to points, apexes slightly hooked with long setae on the ventroposterior margin. Everted aedeagus completely membranous, cylindrical in-shaped, the apex rounded and inflated. The dorsal surface covered with small, stout and sharp spinules (
<figureCitation id="135ACBE9B50AA07E0A332A218C96F9F1" box="[893,978,1612,1639]" captionStart="FIGURE 6" captionStartId="6.[151,250,1943,1967]" captionTargetBox="[279,1307,191,1912]" captionTargetId="figure-26@6.[273,1314,181,1920]" captionTargetPageId="6" captionText="FIGURE 6. Isoperla sejila sp. nov. (male) a. Aedeagus, dorsal view. b. The apex of the aedeagus, dorsal view, c. Aedeagus, lateral view. d. Detail of spinous area, dorsal view. e. Sensilla and microtrichia of the spinous area, microtrichia was line-drawn, dorsal view." figureDoi="http://doi.org/10.5281/zenodo.4411833" httpUri="https://zenodo.org/record/4411833/files/figure.png" pageId="2" pageNumber="253">Fig. 6d</figureCitation>
), mixed with some sensilla, each with a single microtrichia (
<figureCitation id="135ACBE9B50AA07E08372A1D8E8FF91D" box="[377,459,1648,1675]" captionStart="FIGURE 6" captionStartId="6.[151,250,1943,1967]" captionTargetBox="[279,1307,191,1912]" captionTargetId="figure-26@6.[273,1314,181,1920]" captionTargetPageId="6" captionText="FIGURE 6. Isoperla sejila sp. nov. (male) a. Aedeagus, dorsal view. b. The apex of the aedeagus, dorsal view, c. Aedeagus, lateral view. d. Detail of spinous area, dorsal view. e. Sensilla and microtrichia of the spinous area, microtrichia was line-drawn, dorsal view." figureDoi="http://doi.org/10.5281/zenodo.4411833" httpUri="https://zenodo.org/record/4411833/files/figure.png" pageId="2" pageNumber="253">Fig. 6e</figureCitation>
).
</paragraph>
<paragraph id="8BDED76CB50AA07E09892AF98B70F8F5" blockId="2.[151,1437,1432,2034]" pageId="2" pageNumber="253">
<emphasis id="B9150B7EB50AA07E09892AF98E61F938" bold="true" box="[199,293,1684,1710]" pageId="2" pageNumber="253">Female.</emphasis>
(
<figureCitation id="135ACBE9B50AA07E087B2AF98EC7F938" box="[309,387,1684,1710]" captionStart="FIGURE 1" captionStartId="1.[151,250,1884,1908]" captionTargetBox="[161,1422,681,1849]" captionTargetId="figure-184@1.[151,1436,669,1860]" captionTargetPageId="1" captionText="FIGURE 1. Isoperla sejila sp. nov. a. Male habitus, dorsal view. b. Female habitus, macropterous, dorsal view. c. Female habitus, brachypterous, dorsal view." figureDoi="http://doi.org/10.5281/zenodo.4411823" httpUri="https://zenodo.org/record/4411823/files/figure.png" pageId="2" pageNumber="253">Figs. 1</figureCitation>
, 
<figureCitation id="135ACBE9B50AA07E08DF2AF88EE5F939" box="[401,417,1685,1711]" captionStart="FIGURE 7" captionStartId="7.[151,250,1390,1414]" captionTargetBox="[169,1423,187,1358]" captionTargetId="figure-19@7.[151,1435,181,1366]" captionTargetPageId="7" captionText="FIGURE 7. Isoperla sejila sp. nov. (female) a. Terminal, dorsal view. b. Terminal, ventral view. c. Terminal, lateral view. d. Terminalia after 10% NaOH treatment, dorsal view. e. Terminalia after 10% NaOH treatment, ventral view. f. Terminalia after 10% NaOH treatment, lateral view." figureDoi="http://doi.org/10.5281/zenodo.4411835" httpUri="https://zenodo.org/record/4411835/files/figure.png" pageId="2" pageNumber="253">7</figureCitation>
). Macropterous individuals, body length ca. 
<quantity id="4C997A89B50AA07E0AD62AF98CAEF939" box="[920,1002,1684,1711]" metricMagnitude="-2" metricUnit="m" metricValue="1.2" pageId="2" pageNumber="253" unit="mm" value="12.0">12 mm</quantity>
. Forewing length ca. 
<quantity id="4C997A89B50AA07E0D9B2AF98A62F939" box="[1237,1318,1684,1711]" metricMagnitude="-2" metricUnit="m" metricValue="1.2" pageId="2" pageNumber="253" unit="mm" value="12.0">12 mm</quantity>
, hindwing length ca. 
<quantity id="4C997A89B50AA07E084A2AD58E17F945" box="[260,339,1720,1747]" metricMagnitude="-2" metricUnit="m" metricValue="1.1" pageId="2" pageNumber="253" unit="mm" value="11.0">11 mm</quantity>
. Brachypterous individuals, body length ca. 
<quantity id="4C997A89B50AA07E0A752AD58CCDF945" box="[827,905,1720,1747]" metricMagnitude="-2" metricUnit="m" metricValue="1.1" pageId="2" pageNumber="253" unit="mm" value="11.0">11 mm</quantity>
, the forewing length ca. 
<quantity id="4C997A89B50AA07E0DD42AD48B98F945" box="[1178,1244,1721,1747]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="2" pageNumber="253" unit="mm" value="7.0">7 mm</quantity>
, hindwing length ca. 
<quantity id="4C997A89B50AA07E098E2AB18E41F961" box="[192,261,1756,1783]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="2" pageNumber="253" unit="mm" value="5.0">5 mm</quantity>
. Terga 6–9 with two dark spots median and some irregular-shaped dark spots occurring near the lateral margins. Tergum 10 similar to male. Subgenital plate subtriangular-shaped, sometimes medially slightly concave, broadly produced, covering nearly ⅓ of sternum 9, with a dark median stripe. Margin of subgenital plate not deflected ventrally near apex. Paraprocts triangularly-shaped and covered with setae.
</paragraph>
<paragraph id="8BDED76CB50AA07E09892B018E6BF858" blockId="2.[151,1437,1432,2034]" pageId="2" pageNumber="253">
<emphasis id="B9150B7EB50AA07E09892B018FB9F810" bold="true" box="[199,253,1900,1926]" pageId="2" pageNumber="253">Egg.</emphasis>
(
<figureCitation id="135ACBE9B50AA07E08452B018E0BF810" box="[267,335,1900,1926]" captionStart="FIGURE 8" captionStartId="8.[151,250,1943,1967]" captionTargetBox="[201,1385,188,1918]" captionTargetId="figure-26@8.[199,1389,181,1920]" captionTargetPageId="8" captionText="FIGURE 8. Isoperla sejila sp. nov. (egg) a. b. c. Egg: collar, chorion structure, lateral view. d. Details of collar, lateral view. e. Details of collar, caudal view. f. Chorion structure." figureDoi="http://doi.org/10.5281/zenodo.4411837" httpUri="https://zenodo.org/record/4411837/files/figure.png" pageId="2" pageNumber="253">Fig. 8</figureCitation>
). Available eggs dissected from several females were apparently not mature. Elliptical in the lateral view. Chorion totally pale, ca. 
<quantity id="4C997A89B50AA07E08BA2BFD8D1DF83D" box="[500,601,1936,1963]" metricMagnitude="-4" metricUnit="m" metricValue="3.4" pageId="2" pageNumber="253" unit="mm" value="0.34">0.34 mm</quantity>
long and 
<quantity id="4C997A89B50AA07E0B842BFD8C6BF83D" box="[714,815,1936,1963]" metricMagnitude="-4" metricUnit="m" metricValue="2.2" pageId="2" pageNumber="253" unit="mm" value="0.22">0.22 mm</quantity>
wide (n=8). Collar ring-shaped, rim irregular. Chorion surface pited.
</paragraph>
</subSubSection>
<subSubSection id="C37B84E7B50AA07F09892BB58C78FF6F" lastPageId="3" lastPageNumber="254" pageId="2" pageNumber="253" type="materials_examined">
<paragraph id="8BDED76CB50AA07F09892BB58C78FF6F" blockId="2.[151,1437,1432,2034]" lastBlockId="3.[151,1436,151,249]" lastPageId="3" lastPageNumber="254" pageId="2" pageNumber="253">
<emphasis id="B9150B7EB50AA07E09892BB58EC6F864" bold="true" box="[199,386,2008,2034]" pageId="2" pageNumber="253">Type material.</emphasis>
<materialsCitation id="3B09DD31B50AA07F08C22BB58B16FF43" ID-GBIF-Occurrence="3008574301" collectingDate="5. VI. - VII. 2017 and 5. VII. - VIII. 2017" collectionCode="CAU" collectorName="Q. C. Yang" country="China" county="Nyingchi City" elevation="4033" lastPageId="3" lastPageNumber="254" latitude="29.61" location="Sejilashan" longLatPrecision="12" longitude="94.603165" municipality="Nyingchi" pageId="2" pageNumber="253" specimenCount="1" stateProvince="Xizang" typeStatus="holotype">
<typeStatus id="54DA69CEB50AA07E08C22BB58EB0F864" box="[396,500,2008,2034]" pageId="2" pageNumber="253" type="holotype">Holotype</typeStatus>
male (
<collectionCode id="ED704FA9B50AA07E0B092BB58DC3F864" box="[583,647,2008,2034]" country="China" httpUri="http://biocol.org/urn:lsid:biocol.org:col:33074" lsid="urn:lsid:biocol.org:col:33074" name="China Agricultural University" pageId="2" pageNumber="253">CAU</collectionCode>
), 
<collectingCountry id="F37697FCB50AA07E0BD02BB58DA1F864" box="[670,741,2008,2034]" name="China" pageId="2" pageNumber="253">China</collectingCountry>
: 
<collectingRegion id="49A5198EB50AA07E0BBC2BB58B60F864" box="[754,1060,2008,2034]" country="China" name="Xizang" pageId="2" pageNumber="253">Tibet Autonomous Region</collectingRegion>
, 
<collectingCounty id="62BFAFE0B50AA07E0D7C2BB58B91F864" box="[1074,1237,2008,2034]" pageId="2" pageNumber="253">Nyingchi City</collectingCounty>
, 
<collectingMunicipality id="6BBA4D16B50AA07E0DAA2BB58A08F864" box="[1252,1356,2008,2034]" pageId="2" pageNumber="253">Nyingchi</collectingMunicipality>
Coun- ty, 
<location id="8EBE81B7B50BA07F09F32CFA8E74FF27" LSID="urn:lsid:plazi:treatment:03C8667AB509A07809D92CB28BD0FE8B:8EBE81B7B50BA07F09F32CFA8E74FF27" box="[189,304,151,177]" country="China" county="Nyingchi City" latitude="29.61" longLatPrecision="12" longitude="94.603165" municipality="Nyingchi" name="Sejilashan" pageId="3" pageNumber="254" stateProvince="Xizang">Sejilashan</location>
(
<location id="8EBE81B7B50BA07F080D2CFA8D48FF24" LSID="urn:lsid:plazi:treatment:03C8667AB509A07809D92CB28BD0FE8B:8EBE81B7B50BA07F080D2CFA8D48FF24" box="[323,524,151,178]" country="China" county="Nyingchi City" latitude="29.61" longLatPrecision="12" longitude="94.603165" municipality="Nyingchi" name="Sejila Mountains" pageId="3" pageNumber="254" stateProvince="Xizang">Sejila Mountains</location>
), 
<location id="8EBE81B7B50BA07F0B6D2CFA8C8CFF27" LSID="urn:lsid:plazi:treatment:03C8667AB509A07809D92CB28BD0FE8B:8EBE81B7B50BA07F0B6D2CFA8C8CFF27" box="[547,968,151,177]" country="China" county="Nyingchi City" latitude="29.61" longLatPrecision="12" longitude="94.603165" municipality="Nyingchi" name="Sejilashan National Natural Reserve" pageId="3" pageNumber="254" stateProvince="Xizang">Sejilashan National Natural Reserve</location>
, unnamed stream at 
<location id="8EBE81B7B50BA07F0DF02CFA8ADCFF27" LSID="urn:lsid:plazi:treatment:03C8667AB509A07809D92CB28BD0FE8B:8EBE81B7B50BA07F0DF02CFA8ADCFF27" box="[1214,1432,151,177]" country="China" county="Nyingchi City" latitude="29.61" longLatPrecision="12" longitude="94.603165" municipality="Nyingchi" name="Zhongshan Station" pageId="3" pageNumber="254" stateProvince="Xizang">Zhongshan Station</location>
, 
<geoCoordinate id="EE55B1ABB50BA07F09D92CD68E5EFF43" box="[151,282,187,213]" degrees="29" direction="north" minutes="36.60" orientation="latitude" pageId="3" pageNumber="254" precision="9" value="29.61">29°36.60'N</geoCoordinate>
, 
<geoCoordinate id="EE55B1ABB50BA07F08692CD68EE2FF43" box="[295,422,187,213]" degrees="94" direction="east" minutes="36.19" orientation="longitude" pageId="3" pageNumber="254" precision="9" value="94.603165">94°36.19'E</geoCoordinate>
, 
<quantity id="4C997A89B50BA07F08FA2CD68D4AFF43" box="[436,526,187,213]" metricMagnitude="3" metricUnit="m" metricValue="4.0329999999999995" pageId="3" pageNumber="254" unit="m" value="4033.0">
<elevation id="004C305FB50BA07F08FA2CD68D4AFF43" box="[436,526,187,213]" metricMagnitude="3" metricUnit="m" metricValue="4.0329999999999995" pageId="3" pageNumber="254" unit="m" value="4033.0">4033 m</elevation>
</quantity>
, 
<collectingDate id="EF9B0844B50BA07F0B532CD78C8DFF43" box="[541,969,186,213]" isEnumeration="true" pageId="3" pageNumber="254">
<date id="FFDFF1ACB50BA07F0B532CD78D8EFF43" box="[541,714,186,213]" pageId="3" pageNumber="254" value="2017-06-05" valueMax="2017-07-05" valueMin="2017-06-05">5.VI.–VII.2017</date>
and 
<date id="FFDFF1ACB50BA07F0A482CD78C8DFF43" box="[774,969,186,213]" pageId="3" pageNumber="254" value="2017-07-05" valueMax="2017-08-05" valueMin="2017-07-05">5.VII.–VIII.2017</date>
</collectingDate>
, 
<collectorName id="2694B2BAB50BA07F0A992CD68B16FF43" box="[983,1106,187,213]" pageId="3" pageNumber="254">Q.C. Yang</collectorName>
</materialsCitation>
. 
<materialsCitation id="3B09DD31B50BA07F0D112CD68D0CFF6F" ID-GBIF-Occurrence="3008574303" collectingDate="5. VI. - VII. 2017 and 5. VII. - VIII. 2017" collectionCode="CAU, HIST" collectorName="Q. C. Yang" country="China" county="Nyingchi City" elevation="4033" latitude="29.61" location="Sejilashan" longLatPrecision="12" longitude="94.603165" municipality="Nyingchi" pageId="3" pageNumber="254" specimenCount="85" specimenCount-female="50" specimenCount-male="35" stateProvince="Xizang" typeStatus="paratype">
<typeStatus id="54DA69CEB50BA07F0D112CD68B94FF43" box="[1119,1232,187,213]" pageId="3" pageNumber="254" type="paratype">Paratypes</typeStatus>
: 
<specimenCount id="9D671CE5B50BA07F0D932CD78A00FF43" box="[1245,1348,186,213]" pageId="3" pageNumber="254" type="male">35 males</specimenCount>
and 
<specimenCount id="9D671CE5B50BA07F0CCE2CD78FAAFF6F" pageId="3" pageNumber="254" type="female">50 females</specimenCount>
(
<collectionCode id="ED704FA9B50BA07F09B32CB28E7EFF6F" box="[253,314,223,249]" 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="254">CAU</collectionCode>
&amp; 
<collectionCode id="ED704FA9B50BA07F08132CB28EDBFF6F" box="[349,415,223,249]" pageId="3" pageNumber="254">HIST</collectionCode>
), same locality
</materialsCitation>
<materialsCitation id="3B09DD31B50BA07F0B012CB28C7CFF6F" ID-GBIF-Occurrence="3008574302" box="[591,824,223,249]" collectingDate="5. VI. - VII. 2017 and 5. VII. - VIII. 2017" collectionCode="CAU" collectorName="Q. C. Yang" country="China" county="Nyingchi City" elevation="4033" latitude="29.61" location="Sejilashan" longLatPrecision="12" longitude="94.603165" municipality="Nyingchi" pageId="3" pageNumber="254" specimenCount="1" stateProvince="Xizang" typeStatus="paratype">and data as holotype</materialsCitation>
.
</paragraph>
</subSubSection>
<caption id="DF1E87E4B50BA07F09D9293B8F8AFA05" ID-DOI="http://doi.org/10.5281/zenodo.4411827" ID-Zenodo-Dep="4411827" httpUri="https://zenodo.org/record/4411827/files/figure.png" pageId="3" pageNumber="254" startId="3.[151,250,1366,1390]" targetBox="[151,1428,306,1328]" targetPageId="3">
<paragraph id="8BDED76CB50BA07F09D9293B8F8AFA05" blockId="3.[151,1436,1366,1427]" pageId="3" pageNumber="254">
<emphasis id="B9150B7EB50BA07F09D9293B8E51FAF8" bold="true" box="[151,277,1366,1390]" pageId="3" pageNumber="254">FIGURE 3.</emphasis>
<taxonomicName id="4C61ACEFB50BA07F0853293A8EF4FAF9" authority="Cao &amp; Wang &amp; Li, 2020" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[285,432,1367,1391]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="sejila" status="sp. nov.">
<emphasis id="B9150B7EB50BA07F0853293A8EF4FAF9" box="[285,432,1367,1391]" italics="true" pageId="3" pageNumber="254">Isoperla sejila</emphasis>
</taxonomicName>
<emphasis id="B9150B7EB50BA07F08F6293A8D48FAF8" bold="true" box="[440,524,1367,1391]" pageId="3" pageNumber="254">
<taxonomicNameLabel id="A226B605B50BA07F08F6293A8D48FAF8" box="[440,524,1367,1391]" pageId="3" pageNumber="254" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(male) a. Head and pronotum. b. Meso- and metathorax, ventral view. c. Cercus, lateral view.
</paragraph>
</caption>
<subSubSection id="C37B84E7B50BA07F098929AD8D05FA69" pageId="3" pageNumber="254" type="distribution">
<paragraph id="8BDED76CB50BA07F098929AD8D05FA69" blockId="3.[151,1437,1472,2039]" pageId="3" pageNumber="254">
<emphasis id="B9150B7EB50BA07F098929AD8E25FA4C" bold="true" box="[199,353,1472,1498]" pageId="3" pageNumber="254">Distribution.</emphasis>
Presently only known from the Sejila Mountains National Nature Reserve, Nyingchi (Linzhi) of the 
<collectingRegion id="49A5198EB50BA07F098E29888EAFFA69" box="[192,491,1509,1535]" country="China" name="Xizang" pageId="3" pageNumber="254">Tibet Autonomous Region</collectingRegion>
, 
<collectingCountry id="F37697FCB50BA07F08B829888D79FA69" box="[502,573,1509,1535]" name="China" pageId="3" pageNumber="254">China</collectingCountry>
.
</paragraph>
</subSubSection>
<subSubSection id="C37B84E7B50BA07F09892A648E57F9D1" pageId="3" pageNumber="254" type="etymology">
<paragraph id="8BDED76CB50BA07F09892A648E57F9D1" blockId="3.[151,1437,1472,2039]" pageId="3" pageNumber="254">
<emphasis id="B9150B7EB50BA07F09892A648E0AF9B5" bold="true" box="[199,334,1545,1571]" pageId="3" pageNumber="254">Etymology.</emphasis>
The species refers to the 
<typeStatus id="54DA69CEB50BA07F0B212A648DDBF9B5" box="[623,671,1545,1571]" pageId="3" pageNumber="254">type</typeStatus>
locality, Sejila Mountains, 
<collectingRegion id="49A5198EB50BA07F0A9A2A648BB9F9B5" box="[980,1277,1545,1571]" country="China" name="Xizang" pageId="3" pageNumber="254">Tibet Autonomous Region</collectingRegion>
of southwestern, 
<collectingCountry id="F37697FCB50BA07F09872A408E54F9D1" box="[201,272,1581,1607]" name="China" pageId="3" pageNumber="254">China</collectingCountry>
.
</paragraph>
</subSubSection>
<subSubSection id="C37B84E7B50BA07809892A3C8BD0FE8B" lastPageId="4" lastPageNumber="255" pageId="3" pageNumber="254" type="discussion">
<paragraph id="8BDED76CB50BA07809892A3C8BD0FE8B" blockId="3.[151,1437,1472,2039]" lastBlockId="4.[151,1436,151,285]" lastPageId="4" lastPageNumber="255" pageId="3" pageNumber="254">
<emphasis id="B9150B7EB50BA07F09892A3C8E7FF9FD" bold="true" box="[199,315,1617,1643]" pageId="3" pageNumber="254">Remarks.</emphasis>
The adult male of the genus 
<taxonomicName id="4C61ACEFB50BA07F0B352A3C8D9CF9FD" authorityName="Banks" authorityYear="1906" box="[635,728,1617,1643]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="genus">
<emphasis id="B9150B7EB50BA07F0B352A3C8D9CF9FD" box="[635,728,1617,1643]" italics="true" pageId="3" pageNumber="254">Isoperla</emphasis>
</taxonomicName>
is usually characterized by a vesicle on sternum 8 (
<bibRefCitation id="EFF0AA9DB50BA07F0C5F2A3C8AD4F9FD" author="Chen, Z. T. &amp; Du, Y. Z." box="[1297,1424,1617,1643]" pageId="3" pageNumber="254" pagination="59 - 74" refId="ref2156" refString="Chen, Z. T. &amp; Du, Y. Z. (2018) A checklist and adult key to the Chinese stonefly (Plecoptera) genera. Zootaxa, 4375 (1), 59 - 74. https: // doi. org / 10.11646 / zootaxa. 4375.1.2" type="journal article" year="2018">Chen 2018</bibRefCitation>
), but in several species the vesicle is reduced or obsolescent. The vesicle of 
<taxonomicName id="4C61ACEFB50BA07F0AA02A1B8B00F919" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[1006,1092,1653,1679]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="sejila">
<emphasis id="B9150B7EB50BA07F0AA02A1B8B00F919" box="[1006,1092,1653,1679]" italics="true" pageId="3" pageNumber="254">I. sejila</emphasis>
</taxonomicName>
is obsolescent. Other Chinese species apparently lacking a developed vesicle includes 
<taxonomicName id="4C61ACEFB50BA07F0A432AF78CF9F925" authorityName="Yang &amp; Yang" authorityYear="1996" box="[781,957,1689,1715]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="neimongolica">
<emphasis id="B9150B7EB50BA07F0A432AF78CF9F925" box="[781,957,1689,1715]" italics="true" pageId="3" pageNumber="254">I. neimongolica</emphasis>
</taxonomicName>
(see fig. 
<quantity id="4C997A89B50BA07F0D682AF48B15F925" box="[1062,1105,1689,1715]" metricMagnitude="-1" metricUnit="m" metricValue="1.016" pageId="3" pageNumber="254" unit="in" value="4.0">4 in</quantity>
<bibRefCitation id="EFF0AA9DB50BA07F0D192AF48A75F922" author="Yang, D. &amp; Yang, C." box="[1111,1329,1689,1716]" pageId="3" pageNumber="254" pagination="115 - 118" refId="ref2985" refString="Yang, D. &amp; Yang, C. (1996) Four new species of Plecoptera from Nei Mongol. Journal of China Agricultural University, 1 (5), 115 - 118." type="journal article" year="1996">Yang &amp; Yang 1996</bibRefCitation>
), but in 
<taxonomicName id="4C61ACEFB50BA07F0CC22AF78E6BF941" authorityName="Yang &amp; Yang" authorityYear="1996" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="neimongolica">
<emphasis id="B9150B7EB50BA07F0CC22AF78E6BF941" italics="true" pageId="3" pageNumber="254">I. neimongolica</emphasis>
</taxonomicName>
the apex of the extended ninth male sternum is trapezoidal, and the posterior margin truncate, separating the two taxa. Additionally, dorsally, the head of 
<taxonomicName id="4C61ACEFB50BA07F0BAC2A8F8C73F96D" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[738,823,1761,1787]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="sejila">
<emphasis id="B9150B7EB50BA07F0BAC2A8F8C73F96D" box="[738,823,1761,1787]" italics="true" pageId="3" pageNumber="254">I. sejila</emphasis>
</taxonomicName>
has a pale and rounded spot, whereas 
<taxonomicName id="4C61ACEFB50BA07F0DA22A8F8AD8F96D" authorityName="Yang &amp; Yang" authorityYear="1996" box="[1260,1436,1761,1787]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="neimongolica">
<emphasis id="B9150B7EB50BA07F0DA22A8F8AD8F96D" box="[1260,1436,1761,1787]" italics="true" pageId="3" pageNumber="254">I. neimongolica</emphasis>
</taxonomicName>
has a butterfly-shaped patch connecting the ocelli. It is unknown if the male of 
<taxonomicName id="4C61ACEFB50BA07F0D6A2B6B8A27F889" authority="(Klapalek, 1923)" baseAuthorityName="Klapalek" baseAuthorityYear="1923" box="[1060,1379,1797,1823]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="lunigera">
<emphasis id="B9150B7EB50BA07F0D6A2B6B8BD8F889" box="[1060,1180,1797,1823]" italics="true" pageId="3" pageNumber="254">I. lunigera</emphasis>
(
<bibRefCitation id="EFF0AA9DB50BA07F0DE22B688A1FF889" author="Klapalek, F." box="[1196,1371,1797,1823]" pageId="3" pageNumber="254" pagination="25 - 26" refId="ref2480" refString="Klapalek, F. (1923) Plecopteres nouveaux. Annales de la Societe Entomologique de Belgique, 63, 25 - 26." type="journal article" year="1923">Klapálek, 1923</bibRefCitation>
)
</taxonomicName>
possesses a vesicle, but the paraproct of this species is obviously hooked and the aedeagus has a sclerite. The male of 
<taxonomicName id="4C61ACEFB50BA07F09D92B238FA8F8F1" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[151,236,1869,1895]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="sejila">
<emphasis id="B9150B7EB50BA07F09D92B238FA8F8F1" box="[151,236,1869,1895]" italics="true" pageId="3" pageNumber="254">I. sejila</emphasis>
</taxonomicName>
lacks aedeagal sclerites and the paraprocts are slightly hooked (see figs. 
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<bibRefCitation id="EFF0AA9DB50BA07F0DE62B208F8BF81D" author="Teslenko, V. A. &amp; Zhiltzova, L. A." pageId="3" pageNumber="254" refId="ref2790" refString="Teslenko, V. A. &amp; Zhiltzova, L. A. (2009) Key to the stoneflies (Insecta, Plecoptera) of Russia and adjacent countries. Imagines and nymphs. Russian Academy of Sciences, Far Eastern Branch, Dalnauka, Vladivostok, 381 pp." type="book" year="2009">Teslenko &amp; Zhiltzova 2009</bibRefCitation>
and figs. 
<quantity id="4C997A89B50BA07F08712B1C8EFAF81D" box="[319,446,1905,1931]" metricMagnitude="0" metricUnit="m" metricValue="8.4455" metricValueMax="8.4582" metricValueMin="8.4328" pageId="3" pageNumber="254" unit="in" value="332.5" valueMax="333.0" valueMin="332.0">332–333 in</quantity>
<bibRefCitation id="EFF0AA9DB50BA07F08882B1C8D88F81D" author="Judson, S. W. &amp; Nelson, C. R." box="[454,716,1905,1931]" pageId="3" pageNumber="254" pagination="1 - 118" refId="ref2430" refString="Judson, S. W. &amp; Nelson, C. R. (2012) A Guide to Mongolian Stoneflies (Insecta: Plecoptera). Zootaxa, 3541 (1), 1 - 118. https: // doi. org / 10.11646 / zootaxa. 3541.1.1" type="journal article" year="2012">Judson &amp; Nelson 2012</bibRefCitation>
). The males of 
<taxonomicName id="4C61ACEFB50BA07F0A372B1F8B8CF81D" authority="Wu &amp; Claassen, 1934" authorityName="Wu &amp; Claassen" authorityYear="1934" box="[889,1224,1905,1931]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="fengi">
<emphasis id="B9150B7EB50BA07F0A372B1F8C8CF81D" box="[889,968,1905,1931]" italics="true" pageId="3" pageNumber="254">I. fengi</emphasis>
<bibRefCitation id="EFF0AA9DB50BA07F0A812B1C8B8CF81D" author="Wu, C. F. &amp; Claassen, P. W." box="[975,1224,1905,1931]" pageId="3" pageNumber="254" pagination="111 - 129" refId="ref2909" refString="Wu, C. F. &amp; Claassen, P. W. (1934) New species of stoneflies. Bulletin of the Peking Society of Natural History, 9, 111 - 129." type="journal article" year="1934">Wu &amp; Claassen, 1934</bibRefCitation>
</taxonomicName>
, 
<taxonomicName id="4C61ACEFB50BA07F0D9A2B1F8E00F839" authority="Wu &amp; Claassen, 1934" authorityName="Wu &amp; Claassen" authorityYear="1934" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="sowerbyi">
<emphasis id="B9150B7EB50BA07F0D9A2B1F8A15F81D" box="[1236,1361,1905,1931]" italics="true" pageId="3" pageNumber="254">I. sowerbyi</emphasis>
<bibRefCitation id="EFF0AA9DB50BA07F0C162B1C8E00F839" author="Wu, C. F. &amp; Claassen, P. W." pageId="3" pageNumber="254" pagination="111 - 129" refId="ref2909" refString="Wu, C. F. &amp; Claassen, P. W. (1934) New species of stoneflies. Bulletin of the Peking Society of Natural History, 9, 111 - 129." type="journal article" year="1934">Wu &amp; Claassen, 1934</bibRefCitation>
</taxonomicName>
, and 
<taxonomicName id="4C61ACEFB50BA07F08302BFB8DB3F839" authority="Yang &amp; Yang, 1996" authorityName="Yang &amp; Yang" authorityYear="1996" box="[382,759,1941,1967]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="bimaculata">
<emphasis id="B9150B7EB50BA07F08302BFB8D50F839" box="[382,532,1941,1967]" italics="true" pageId="3" pageNumber="254">I. bimaculata</emphasis>
<bibRefCitation id="EFF0AA9DB50BA07F0B542BF88DB3F839" author="Yang, D. &amp; Yang, C." box="[538,759,1941,1967]" pageId="3" pageNumber="254" pagination="115 - 118" refId="ref2985" refString="Yang, D. &amp; Yang, C. (1996) Four new species of Plecoptera from Nei Mongol. Journal of China Agricultural University, 1 (5), 115 - 118." type="journal article" year="1996">Yang &amp; Yang, 1996</bibRefCitation>
</taxonomicName>
are still unknown, and original material was collected many years ago and no recently collected specimens are available for study (
<bibRefCitation id="EFF0AA9DB50BA07F0AE82BD48B27F845" author="Chen, Z. T. &amp; Song, L. D. &amp; Feng, W. T." box="[934,1123,1977,2003]" pageId="3" pageNumber="254" pagination="379 - 391" refId="ref2209" refString="Chen, Z. T., Song, L. D. &amp; Feng, W. T. (2019) A new species of Isoperla (Plecoptera: Perlodidae) from the Qinling Mountains of northwestern China and notes on the Chinese species of the genus. Zootaxa, 4651 (2), 379 - 391. https: // doi. org / 10.11646 / zootaxa. 4651.2.11" type="journal article" year="2019">Chen et al. 2019</bibRefCitation>
). However, females of these three species can be distinguished from 
<taxonomicName id="4C61ACEFB50BA07F0B012BB38DE6F861" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[591,674,2013,2039]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="sejila">
<emphasis id="B9150B7EB50BA07F0B012BB38D1CF861" box="[591,600,2014,2039]" italics="true" pageId="3" pageNumber="254">I</emphasis>
. 
<emphasis id="B9150B7EB50BA07F0B2B2BB08DE6F861" box="[613,674,2013,2039]" italics="true" pageId="3" pageNumber="254">sejila</emphasis>
</taxonomicName>
. The subgenital plate of 
<taxonomicName id="4C61ACEFB50BA07F0AFE2BB38CBAF861" authorityName="Wu &amp; Claassen" authorityYear="1934" box="[944,1022,2013,2039]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="3" pageNumber="254" phylum="Arthropoda" rank="species" species="fengi">
<emphasis id="B9150B7EB50BA07F0AFE2BB38CBAF861" box="[944,1022,2013,2039]" italics="true" pageId="3" pageNumber="254">I. fengi</emphasis>
</taxonomicName>
is produced over the entire sternum 9 and has a uniform medial posterior emargination, whereas the subgenital plate of 
<taxonomicName id="4C61ACEFB50CA0780D552CFA8B2BFF27" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[1051,1135,151,177]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="4" pageNumber="255" phylum="Arthropoda" rank="species" species="sejila">
<emphasis id="B9150B7EB50CA0780D552CFA8B60FF26" box="[1051,1060,151,176]" italics="true" pageId="4" pageNumber="255">I</emphasis>
. 
<emphasis id="B9150B7EB50CA0780D7C2CFA8B2BFF27" box="[1074,1135,151,177]" italics="true" pageId="4" pageNumber="255">sejila</emphasis>
</taxonomicName>
is produced 1/3 of stermun 9, sometimes with a small posterior emargination. The female of 
<taxonomicName id="4C61ACEFB50CA0780ACC2CD68B5EFF43" authorityName="Yang &amp; Yang" authorityYear="1996" box="[898,1050,187,213]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="4" pageNumber="255" phylum="Arthropoda" rank="species" species="bimaculata">
<emphasis id="B9150B7EB50CA0780ACC2CD68B5EFF43" box="[898,1050,187,213]" italics="true" pageId="4" pageNumber="255">I. bimaculata</emphasis>
</taxonomicName>
is characterized by the sternum 9 that divided into two parts, 
<taxonomicName id="4C61ACEFB50CA07808892CB28D5FFF6F" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[455,539,223,249]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="4" pageNumber="255" phylum="Arthropoda" rank="species" species="sejila">
<emphasis id="B9150B7EB50CA07808892CB28E94FF6E" box="[455,464,223,248]" italics="true" pageId="4" pageNumber="255">I</emphasis>
. 
<emphasis id="B9150B7EB50CA07808902CB28D5FFF6F" box="[478,539,223,249]" italics="true" pageId="4" pageNumber="255">sejila</emphasis>
</taxonomicName>
lacks this character. The subgenital of 
<taxonomicName id="4C61ACEFB50CA0780A872CB28B01FF6F" authorityName="Wu &amp; Claassen" authorityYear="1934" box="[969,1093,223,249]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="4" pageNumber="255" phylum="Arthropoda" rank="species" species="sowerbyi">
<emphasis id="B9150B7EB50CA0780A872CB28B01FF6F" box="[969,1093,223,249]" italics="true" pageId="4" pageNumber="255">I. sowerbyi</emphasis>
</taxonomicName>
is more rounded and produced more than half of sternum 9, whereas the subgenital of 
<taxonomicName id="4C61ACEFB50CA0780A4F2D6E8C12FE8B" authorityName="Cao &amp; Wang &amp; Li" authorityYear="2020" box="[769,854,259,285]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="4" pageNumber="255" phylum="Arthropoda" rank="species" species="sejila">
<emphasis id="B9150B7EB50CA0780A4F2D6E8C4EFE8A" box="[769,778,259,284]" italics="true" pageId="4" pageNumber="255">I</emphasis>
. 
<emphasis id="B9150B7EB50CA0780A572D6E8C12FE8B" box="[793,854,259,285]" italics="true" pageId="4" pageNumber="255">sejila</emphasis>
</taxonomicName>
is subtriangular and shorter.
</paragraph>
</subSubSection>
</treatment>
</document>