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<document id="613655211FEED8424BE4D9EF5394C0D6" ID-ISSN="1175­5334" ID-ZooBank="505937B0-9F57-4068-82E6-8553826DD5AA" IM.materialsCitations_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1629822157238" checkinUser="felipe" docAuthor="Judson, Sarah W. &amp; Nelson, C. Riley" docDate="2012" docId="03B387E715738120FF5AF941FBE751DA" docLanguage="en" docName="zt03541p118.pdf" docOrigin="Zootaxa 3541" docStyle="DocumentStyle:D239614CE4198176A422035174489AB1.4:Zootaxa.2009-2012.monograph" docStyleId="D239614CE4198176A422035174489AB1" docStyleName="Zootaxa.2009-2012.monograph" docStyleVersion="4" docTitle="Mesocapnia variabilis" docType="treatment" docVersion="2" lastPageNumber="23" masterDocId="FF8AFF9F15668136FFCDFFA7FFAF5015" masterDocTitle="3541" masterLastPageNumber="118" masterPageNumber="1" pageNumber="22" updateTime="1699117090469" updateUser="plazi" zenodo-license-document="CLOSED">
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<treatment id="03B387E715738120FF5AF941FBE751DA" LSID="urn:lsid:plazi:treatment:03B387E715738120FF5AF941FBE751DA" httpUri="http://treatment.plazi.org/id/03B387E715738120FF5AF941FBE751DA" lastPageId="22" lastPageNumber="23" pageId="21" pageNumber="22">
<subSubSection id="C300657A15738123FF5AF941FE93575C" pageId="21" pageNumber="22" type="nomenclature">
<paragraph id="8BA536F115738123FF5AF941FDD85715" blockId="21.[151,631,1766,1792]" box="[151,631,1766,1792]" pageId="21" pageNumber="22">
<heading id="D0ED819D15738123FF5AF941FDD85715" bold="true" box="[151,631,1766,1792]" fontSize="11" level="1" pageId="21" pageNumber="22" reason="1">
<taxonomicName id="4C1A4D7215738123FF5AF941FDD85715" ID-CoL="3ZZYP" authority="(Klapalek, 1920)" baseAuthorityName="Klapalek" baseAuthorityYear="1920" box="[151,631,1766,1792]" class="Insecta" family="Capniidae" genus="Mesocapnia" kingdom="Animalia" order="Plecoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="variabilis">
<emphasis id="B96EEAE315738123FF5AF941FDD85715" bold="true" box="[151,631,1766,1792]" pageId="21" pageNumber="22">
<emphasis id="B96EEAE315738123FF5AF941FE0E5715" bold="true" box="[151,417,1766,1792]" italics="true" pageId="21" pageNumber="22">Mesocapnia variabilis</emphasis>
(Klapalek, 1920)
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8BA536F115738123FF5AF897FE93575C" blockId="21.[151,512,1840,1929]" box="[151,316,1840,1865]" pageId="21" pageNumber="22">
<heading id="D0ED819D15738123FF5AF897FE93575C" bold="true" box="[151,316,1840,1865]" fontSize="10" level="2" pageId="21" pageNumber="22" reason="2">
<emphasis id="B96EEAE315738123FF5AF897FE93575C" bold="true" box="[151,316,1840,1865]" pageId="21" pageNumber="22">SYNONYMY</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C300657A15738123FF5AF8F3FDAF579C" pageId="21" pageNumber="22" type="description">
<paragraph id="8BA536F115738123FF5AF8F3FE45577F" blockId="21.[151,512,1840,1929]" box="[151,490,1876,1898]" pageId="21" pageNumber="22">
<taxonomicName id="4C1A4D7215738123FF5AF8F3FE45577F" authority="Klapalek, 1920" authorityName="Klapalek" authorityYear="1920" box="[151,490,1876,1898]" class="Insecta" family="Capniidae" genus="Capnia" kingdom="Animalia" order="Plecoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="variabilis">
<emphasis id="B96EEAE315738123FF5AF8F3FEE6577F" box="[151,329,1876,1898]" italics="true" pageId="21" pageNumber="22">Capnia variabilis</emphasis>
Klapálek, 1920
</taxonomicName>
</paragraph>
<paragraph id="8BA536F115738123FF5AF8D3FDAF579C" blockId="21.[151,512,1840,1929]" box="[151,512,1907,1929]" pageId="21" pageNumber="22">
<taxonomicName id="4C1A4D7215738123FF5AF8D3FDAF579C" authority="Zwick, 1973" authorityName="Zwick" authorityYear="1973" box="[151,512,1907,1929]" class="Insecta" family="Capniidae" genus="Mesocapnia" kingdom="Animalia" order="Plecoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="variabilis">
<emphasis id="B96EEAE315738123FF5AF8D3FED5579C" box="[151,378,1907,1929]" italics="true" pageId="21" pageNumber="22">Mesocapnia variabilis</emphasis>
Zwick, 1973
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="C300657A15738120FF5AF811FC435171" lastPageId="22" lastPageNumber="23" pageId="21" pageNumber="22" type="materials_examined">
<paragraph id="8BA536F115738120FF5AF811FC435171" blockId="21.[151,1436,1973,2034]" lastBlockId="22.[151,1436,151,464]" lastPageId="22" lastPageNumber="23" pageId="21" pageNumber="22">
<emphasis id="B96EEAE315738123FF5AF811FE2B57DB" bold="true" box="[151,388,1973,1998]" pageId="21" pageNumber="22">
<typeStatus id="54A1885315738123FF5AF811FF4D57DB" box="[151,226,1974,1998]" pageId="21" pageNumber="22">TYPE</typeStatus>
LOCALITY:
</emphasis>
North Siberia: Yakutsk, Jakutien.
<emphasis id="B96EEAE315738123FF0AF87EFEC257E7" bold="true" box="[199,365,2009,2034]" pageId="21" pageNumber="22">DIAGNOSIS:</emphasis>
<taxonomicName id="4C1A4D7215738123FEB1F87CFDD157E7" authorityName="Zwick" authorityYear="1973" box="[380,638,2010,2034]" class="Insecta" family="Capniidae" genus="Mesocapnia" kingdom="Animalia" order="Plecoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="variabilis">
<emphasis id="B96EEAE315738123FEB1F87CFDD157E7" box="[380,638,2010,2034]" italics="true" pageId="21" pageNumber="22">Mesocapnia variabilis</emphasis>
</taxonomicName>
males and females are macropterous (
<figureCitation id="13212A7415738123FB94F87DFB1C57E7" box="[1113,1203,2010,2034]" captionStart="FIGURES 7680" captionStartId="61.[151,264,1875,1898]" captionTargetBox="[151,1436,1085,1844]" captionTargetId="figure-74@61.[151,1436,1085,1854]" captionTargetPageId="61" captionText="FIGURES 7680. Mesocapnia variabilis. 76: Habitus (preserved); 77: Male terminalia, dorsal; 78: Male terminalia, lateral; 79: Female terminalia, ventral; 80: Predicted ENM map with documented occurrences and range estimate." pageId="21" pageNumber="22">Fig. 76</figureCitation>
), and therefore are superficially similar to
<taxonomicName id="4C1A4D7215708120FE53FF3EFD8C50A5" authorityName="Rauser" authorityYear="1968" box="[414,547,152,176]" class="Insecta" family="Capniidae" genus="Mesocapnia" kingdom="Animalia" order="Plecoptera" pageId="22" pageNumber="23" phylum="Arthropoda" rank="species" species="silvatica">
<emphasis id="B96EEAE315708120FE53FF3EFD8C50A5" box="[414,547,152,176]" italics="true" pageId="22" pageNumber="23">M. silvatica</emphasis>
</taxonomicName>
. The male epiproct has a pronounced swollen bulb towards the base (
<figureCitation id="13212A7415708120FAF7FF30FA2050BA" box="[1338,1423,151,175]" captionStart="FIGURES 7680" captionStartId="61.[151,264,1875,1898]" captionTargetBox="[151,1436,1085,1844]" captionTargetId="figure-74@61.[151,1436,1085,1854]" captionTargetPageId="61" captionText="FIGURES 7680. Mesocapnia variabilis. 76: Habitus (preserved); 77: Male terminalia, dorsal; 78: Male terminalia, lateral; 79: Female terminalia, ventral; 80: Predicted ENM map with documented occurrences and range estimate." pageId="22" pageNumber="23">Fig. 77</figureCitation>
), which is visible from both dorsal (
<figureCitation id="13212A7415708120FDE3FF1BFD2B50C1" box="[558,644,188,212]" captionStart="FIGURES 7680" captionStartId="61.[151,264,1875,1898]" captionTargetBox="[151,1436,1085,1844]" captionTargetId="figure-74@61.[151,1436,1085,1854]" captionTargetPageId="61" captionText="FIGURES 7680. Mesocapnia variabilis. 76: Habitus (preserved); 77: Male terminalia, dorsal; 78: Male terminalia, lateral; 79: Female terminalia, ventral; 80: Predicted ENM map with documented occurrences and range estimate." pageId="22" pageNumber="23">Fig. 77</figureCitation>
) and lateral (
<figureCitation id="13212A7415708120FCEEFF1BFCD750C1" box="[803,888,188,212]" captionStart="FIGURES 7680" captionStartId="61.[151,264,1875,1898]" captionTargetBox="[151,1436,1085,1844]" captionTargetId="figure-74@61.[151,1436,1085,1854]" captionTargetPageId="61" captionText="FIGURES 7680. Mesocapnia variabilis. 76: Habitus (preserved); 77: Male terminalia, dorsal; 78: Male terminalia, lateral; 79: Female terminalia, ventral; 80: Predicted ENM map with documented occurrences and range estimate." pageId="22" pageNumber="23">Fig. 78</figureCitation>
) aspect. The epiproct of
<taxonomicName id="4C1A4D7215708120FB6FFF1AFA9850C1" authorityName="Zwick" authorityYear="1973" box="[1186,1335,188,212]" class="Insecta" family="Capniidae" genus="Mesocapnia" kingdom="Animalia" order="Plecoptera" pageId="22" pageNumber="23" phylum="Arthropoda" rank="species" species="variabilis">
<emphasis id="B96EEAE315708120FB6FFF1AFA9850C1" box="[1186,1335,188,212]" italics="true" pageId="22" pageNumber="23">M. variabilis</emphasis>
</taxonomicName>
narrows noticeably following the swollen bulb and then widens again before gradually tapering to a point (
<figureCitation id="13212A7415708120FAC6FF78FA3F50E2" box="[1291,1424,223,247]" captionStart="FIGURES 7680" captionStartId="61.[151,264,1875,1898]" captionTargetBox="[151,1436,1085,1844]" captionTargetId="figure-74@61.[151,1436,1085,1854]" captionTargetPageId="61" captionText="FIGURES 7680. Mesocapnia variabilis. 76: Habitus (preserved); 77: Male terminalia, dorsal; 78: Male terminalia, lateral; 79: Female terminalia, ventral; 80: Predicted ENM map with documented occurrences and range estimate." pageId="22" pageNumber="23">Fig. 77, 78</figureCitation>
). Other Mongolian
<taxonomicName id="4C1A4D7215708120FEAEFEA2FE435109" box="[355,492,261,284]" class="Insecta" family="Capniidae" genus="Mesocapnia" kingdom="Animalia" order="Plecoptera" pageId="22" pageNumber="23" phylum="Arthropoda" rank="genus">
<emphasis id="B96EEAE315708120FEAEFEA2FE435109" box="[355,492,261,284]" italics="true" pageId="22" pageNumber="23">Mesocapnia</emphasis>
</taxonomicName>
have epiprocts of relatively uniform width (
<figureCitation id="13212A7415708120FC2AFEA3FB935109" box="[999,1084,260,284]" captionStart="FIGURES 6771" captionStartId="60.[151,263,1978,2001]" captionTargetBox="[151,1436,1199,1968]" captionTargetId="figure-80@60.[151,1436,1199,1968]" captionTargetPageId="60" captionText="FIGURES 6771. Mesocapnia altaica.67: Habitus (preserved); 68: Male terminalia; 69: Female terminalia; 70: Nymph habitus; 71: Predicted ENM map with documented occurrences and range estimate." pageId="22" pageNumber="23">Fig. 68</figureCitation>
), with the exception of narrow apices. The female subgenital plate is broadly rounded (
<figureCitation id="13212A7415708120FCD1FE80FCDF512A" box="[796,880,295,319]" captionStart="FIGURES 7680" captionStartId="61.[151,264,1875,1898]" captionTargetBox="[151,1436,1085,1844]" captionTargetId="figure-74@61.[151,1436,1085,1854]" captionTargetPageId="61" captionText="FIGURES 7680. Mesocapnia variabilis. 76: Habitus (preserved); 77: Male terminalia, dorsal; 78: Male terminalia, lateral; 79: Female terminalia, ventral; 80: Predicted ENM map with documented occurrences and range estimate." pageId="22" pageNumber="23">Fig. 79</figureCitation>
) similar to
<taxonomicName id="4C1A4D7215708120FC3AFE8EFBD15155" authorityName="Rauser" authorityYear="1968" box="[1015,1150,296,320]" class="Insecta" family="Capniidae" genus="Mesocapnia" kingdom="Animalia" order="Plecoptera" pageId="22" pageNumber="23" phylum="Arthropoda" rank="species" species="silvatica">
<emphasis id="B96EEAE315708120FC3AFE8EFBD15155" box="[1015,1150,296,320]" italics="true" pageId="22" pageNumber="23">M. silvatica</emphasis>
</taxonomicName>
from which it cannot be sepearated consistently. The nymphs are indeterminable to genus or species.
</paragraph>
</subSubSection>
<subSubSection id="C300657A15708120FF0AFEC8FA215192" box="[199,1422,367,392]" pageId="22" pageNumber="23" type="distribution">
<paragraph id="8BA536F115708120FF0AFEC8FA215192" blockId="22.[151,1436,151,464]" box="[199,1422,367,392]" pageId="22" pageNumber="23">
<emphasis id="B96EEAE315708120FF0AFEC8FDA3519D" bold="true" box="[199,524,367,392]" pageId="22" pageNumber="23">DISTRIBUTION—Global:</emphasis>
Holarctic-
<emphasis id="B96EEAE315708120FD46FEC8FD51519D" bold="true" box="[651,766,367,392]" pageId="22" pageNumber="23">Regional:</emphasis>
AOB, IDB-
<emphasis id="B96EEAE315708120FC42FEC8FC47519D" bold="true" box="[911,1000,367,392]" pageId="22" pageNumber="23">Aimag:</emphasis>
AR, BO, KhG, TO, UB*, UV*, ZA^.
</paragraph>
</subSubSection>
<subSubSection id="C300657A15708120FF0AFE34FBE751DA" pageId="22" pageNumber="23" type="discussion">
<paragraph id="8BA536F115708120FF0AFE34FBE751DA" blockId="22.[151,1436,151,464]" pageId="22" pageNumber="23">
<emphasis id="B96EEAE315708120FF0AFE34FED451B9" bold="true" box="[199,379,403,428]" pageId="22" pageNumber="23">DISCUSSION:</emphasis>
Historical specimens of
<taxonomicName id="4C1A4D7215708120FD59FE32FCB651B9" authorityName="Rauser" authorityYear="1968" box="[660,793,404,428]" class="Insecta" family="Capniidae" genus="Mesocapnia" kingdom="Animalia" order="Plecoptera" pageId="22" pageNumber="23" phylum="Arthropoda" rank="species" species="silvatica">
<emphasis id="B96EEAE315708120FD59FE32FCB651B9" box="[660,793,404,428]" italics="true" pageId="22" pageNumber="23">M. silvatica</emphasis>
</taxonomicName>
from previous MAIS expeditions that we validated were clearly
<taxonomicName id="4C1A4D7215708120FF27FE1EFED551C5" authorityName="Zwick" authorityYear="1973" box="[234,378,440,464]" class="Insecta" family="Capniidae" genus="Mesocapnia" kingdom="Animalia" order="Plecoptera" pageId="22" pageNumber="23" phylum="Arthropoda" rank="species" species="variabilis">
<emphasis id="B96EEAE315708120FF27FE1EFED551C5" box="[234,378,440,464]" italics="true" pageId="22" pageNumber="23">M. variabilis</emphasis>
</taxonomicName>
. This continues to call the validity of
<taxonomicName id="4C1A4D7215708120FCE9FE1EFC0751C5" authorityName="Rauser" authorityYear="1968" box="[804,936,440,464]" class="Insecta" family="Capniidae" genus="Mesocapnia" kingdom="Animalia" order="Plecoptera" pageId="22" pageNumber="23" phylum="Arthropoda" rank="species" species="silvatica">
<emphasis id="B96EEAE315708120FCE9FE1EFC0751C5" box="[804,936,440,464]" italics="true" pageId="22" pageNumber="23">M. silvatica</emphasis>
</taxonomicName>
into question.
</paragraph>
</subSubSection>
</treatment>
</document>