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<document id="AFBBAFD27AAE15B9D8E3FEEB9E6EE7B6" ID-DOI="10.11646/zootaxa.3838.5.3" ID-GBIF-Dataset="991a663c-faf4-430d-b5b2-9fb1ff53749d" ID-ISSN="1175-5326" ID-Zenodo-Dep="229408" ID-ZooBank="4B0E6F06-1AF9-4210-865B-09CEF5FB4393" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460460522563" checkinUser="plazi" docAuthor="Lin, Xiuqin, Shih, Chungkun &amp; Ren, Dong" docDate="2014" docId="038187F1FFC5E4309EE392F2FA3FE737" docLanguage="en" docName="zt03838p556.pdf" docOrigin="Zootaxa 3838 (5)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Mesoplecia fastigata Lin, Shih &amp; Ren, 2014, sp. nov." docType="treatment" docVersion="9" lastPageNumber="554" masterDocId="FFB8FF89FFC2E4399E749426FFA3E025" masterDocTitle="Two new species of Mesoplecia (Insecta: Diptera: Protopleciidae) from the late Middle Jurassic of China" masterLastPageNumber="556" masterPageNumber="545" pageNumber="552" updateTime="1698303668298" updateUser="plazi">
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<mods:title id="ECA102C8398ACC969BD0C9725D528752">Two new species of Mesoplecia (Insecta: Diptera: Protopleciidae) from the late Middle Jurassic of China</mods:title>
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<mods:namePart id="CB1DFF793D9C5322D12E51D3CDEDAEAC">Lin, Xiuqin</mods:namePart>
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<mods:namePart id="46151EBF1B4218929FB06218938D6092">Shih, Chungkun</mods:namePart>
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<mods:namePart id="532338E557EBB57A26C0B71DD563423A">Ren, Dong</mods:namePart>
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<mods:date id="476BE25053D5AE239D9ADA041D7C6A1E">2014</mods:date>
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<treatment id="038187F1FFC5E4309EE392F2FA3FE737" ID-DOI="http://doi.org/10.5281/zenodo.5688553" ID-GBIF-Taxon="119512244" ID-Zenodo-Dep="5688553" LSID="urn:lsid:plazi:treatment:038187F1FFC5E4309EE392F2FA3FE737" httpUri="http://treatment.plazi.org/id/038187F1FFC5E4309EE392F2FA3FE737" lastPageId="9" lastPageNumber="554" pageId="7" pageNumber="552">
<subSubSection id="C332656CFFC5E43E9EE392F2FE94E735" pageId="7" pageNumber="552" type="nomenclature">
<paragraph id="8B9736E7FFC5E43E9EE392F2FE50E6CA" blockId="7.[151,499,1748,1808]" box="[151,499,1748,1775]" pageId="7" pageNumber="552">
<heading id="D0DF818BFFC5E43E9EE392F2FE50E6CA" bold="true" box="[151,499,1748,1775]" fontSize="11" level="1" pageId="7" pageNumber="552" reason="1">
<emphasis id="B95CEAF5FFC5E43E9EE392F2FE50E6CA" bold="true" box="[151,499,1748,1775]" pageId="7" pageNumber="552">
<taxonomicName id="4C284D64FFC5E43E9EE392F2FE2CE6CB" ID-CoL="9HM3K" box="[151,399,1748,1774]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="7" pageNumber="552" phylum="Arthropoda" rank="species" species="fastigata" status="sp. nov.">
<emphasis id="B95CEAF5FFC5E43E9EE392F2FE2CE6CB" bold="true" box="[151,399,1748,1774]" italics="true" pageId="7" pageNumber="552">Mesoplecia fastigata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A26F578EFFC5E43E9FE292F3FE50E6CA" box="[406,499,1749,1775]" pageId="7" pageNumber="552" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8B9736E7FFC5E43E9EE392D1FE94E735" blockId="7.[151,499,1748,1808]" box="[151,311,1783,1808]" pageId="7" pageNumber="552">
(
<figureCitation id="13132A62FFC5E43E9EEB92D1FF48E735" box="[159,235,1783,1808]" captionStart="FIGURE 6" captionStartId="8.[151,250,1638,1660]" captionTargetBox="[151,1436,193,1616]" captionTargetId="figure@8.[151,1436,193,1616]" captionTargetPageId="8" captionText="FIGURE 6. Holotype of Mesoplecia fastigata sp. nov. (CNU-DIP-NN 2013101). A—Photograph of Holotype; B—Photograph (under alcohol); C—Enlarged details of right wing (under alcohol); D—Line drawing of right wing; E—Line drawing of Holotype. Scale bars = 1 mm." httpUri="https://zenodo.org/record/229414/files/figure.png" pageId="7" pageNumber="552">Figs. 6</figureCitation>
A6E)
</paragraph>
</subSubSection>
<subSubSection id="C332656CFFC5E43E9EE3931CFE61E7B8" pageId="7" pageNumber="552" type="diagnosis">
<paragraph id="8B9736E7FFC5E43E9EE3931CFE61E7B8" blockId="7.[151,1436,1850,2024]" pageId="7" pageNumber="552">
<emphasis id="B95CEAF5FFC5E43E9EE3931CFEB2E776" bold="true" box="[151,273,1850,1875]" pageId="7" pageNumber="552">Diagnosis.</emphasis>
A combination of these characters: crossvein sc-r present; Sc reaching anterior margin at the level of rm; R2+3, sigmoidly curved, reaching anterior margin distad of the position of R1 apex; bRs 1.2 times as long as dRs; and dM1+2 longer than r-m.
</paragraph>
</subSubSection>
<subSubSection id="C332656CFFC5E43E9EB3938AFE2CE7C2" pageId="7" pageNumber="552" type="etymology">
<paragraph id="8B9736E7FFC5E43E9EB3938AFE2CE7C2" blockId="7.[151,1436,1850,2024]" pageId="7" pageNumber="552">
<emphasis id="B95CEAF5FFC5E43E9EB3938AFEEDE7E0" bold="true" box="[199,334,1964,1989]" pageId="7" pageNumber="552">Etymology.</emphasis>
The specific name is derived from Latin word “fastigatus”, indicating the forelegs of the specimen with upraised posture.
</paragraph>
</subSubSection>
<caption id="DF57666FFFCAE4319EE39240FE65E69C" httpUri="https://zenodo.org/record/229414/files/figure.png" pageId="8" pageNumber="553" targetBox="[151,1436,193,1616]" targetPageId="8">
<paragraph id="8B9736E7FFCAE4319EE39240FE65E69C" blockId="8.[151,1436,1638,1721]" pageId="8" pageNumber="553">
<emphasis id="B95CEAF5FFCAE4319EE39240FEB1E65E" bold="true" box="[151,274,1638,1660]" pageId="8" pageNumber="553">FIGURE 6.</emphasis>
Holotype of
<taxonomicName id="4C284D64FFCAE4319FE39240FDC8E659" box="[407,619,1638,1660]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="8" pageNumber="553" phylum="Arthropoda" rank="species" species="fastigata" status="sp. nov.">
<emphasis id="B95CEAF5FFCAE4319FE39240FDC8E659" box="[407,619,1638,1660]" italics="true" pageId="8" pageNumber="553">Mesoplecia fastigata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A26F578EFFCAE4319C059240FD62E65E" box="[625,705,1638,1659]" pageId="8" pageNumber="553" rank="species">
<emphasis id="B95CEAF5FFCAE4319C059240FD62E65E" bold="true" box="[625,705,1638,1659]" pageId="8" pageNumber="553">sp. nov.</emphasis>
</taxonomicNameLabel>
(CNU-DIP-NN2013101). A—Photograph of Holotype; B—Photograph (under alcohol); C—Enlarged details of right wing (under alcohol); D—Line drawing of right wing; E—Line drawing of Holotype. Scale bars = 1 mm.
</paragraph>
</caption>
<subSubSection id="C332656CFFCAE4309EB3932CFA37E204" lastPageId="9" lastPageNumber="554" pageId="8" pageNumber="553" type="description">
<paragraph id="8B9736E7FFCAE4319EB3932CFE5DE763" blockId="8.[151,1436,1802,2013]" pageId="8" pageNumber="553">
<emphasis id="B95CEAF5FFCAE4319EB3932CFE63E706" bold="true" box="[199,448,1802,1827]" pageId="8" pageNumber="553">Description. Thorax:</emphasis>
The boundary among prothorax, mesothorax and metathorax not distinct in ventral view (
<figureCitation id="13132A62FFCAE4319EEB930BFF40E763" box="[159,227,1837,1862]" captionStart="FIGURE 6" captionStartId="8.[151,250,1638,1660]" captionTargetBox="[151,1436,193,1616]" captionTargetId="figure@8.[151,1436,193,1616]" captionTargetPageId="8" captionText="FIGURE 6. Holotype of Mesoplecia fastigata sp. nov. (CNU-DIP-NN 2013101). A—Photograph of Holotype; B—Photograph (under alcohol); C—Enlarged details of right wing (under alcohol); D—Line drawing of right wing; E—Line drawing of Holotype. Scale bars = 1 mm." httpUri="https://zenodo.org/record/229414/files/figure.png" pageId="8" pageNumber="553">Fig. 6</figureCitation>
A); the right halter small.
</paragraph>
<paragraph id="8B9736E7FFCAE4309EB39374FD6AE100" blockId="8.[151,1436,1802,2013]" lastBlockId="9.[151,1437,151,953]" lastPageId="9" lastPageNumber="554" pageId="8" pageNumber="553">
<emphasis id="B95CEAF5FFCAE4319EB39374FEB2E74E" bold="true" box="[199,273,1874,1899]" pageId="8" pageNumber="553">Wing:</emphasis>
Wing narrow and long (length:
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, width:
<quantity id="4CD09B02FFCAE4319D5A9374FC28E74F" box="[814,907,1874,1898]" metricMagnitude="-3" metricUnit="m" metricValue="2.8" pageId="8" pageNumber="553" unit="mm" value="2.8">2.8 mm</quantity>
); humeral vein h well developed, straight and short (
<figureCitation id="13132A62FFCAE4319EAA9353FE8FE7AB" box="[222,300,1909,1934]" captionStart="FIGURE 6" captionStartId="8.[151,250,1638,1660]" captionTargetBox="[151,1436,193,1616]" captionTargetId="figure@8.[151,1436,193,1616]" captionTargetPageId="8" captionText="FIGURE 6. Holotype of Mesoplecia fastigata sp. nov. (CNU-DIP-NN 2013101). A—Photograph of Holotype; B—Photograph (under alcohol); C—Enlarged details of right wing (under alcohol); D—Line drawing of right wing; E—Line drawing of Holotype. Scale bars = 1 mm." httpUri="https://zenodo.org/record/229414/files/figure.png" pageId="8" pageNumber="553">Figs. 6</figureCitation>
C, D); Sc well-developed, reaching anterior margin at the same level with r-m, crossvein sc-r present, located in the middle of Sc (
<figureCitation id="13132A62FFCAE4319FA493BCFDBEE796" box="[464,541,1946,1971]" captionStart="FIGURE 6" captionStartId="8.[151,250,1638,1660]" captionTargetBox="[151,1436,193,1616]" captionTargetId="figure@8.[151,1436,193,1616]" captionTargetPageId="8" captionText="FIGURE 6. Holotype of Mesoplecia fastigata sp. nov. (CNU-DIP-NN 2013101). A—Photograph of Holotype; B—Photograph (under alcohol); C—Enlarged details of right wing (under alcohol); D—Line drawing of right wing; E—Line drawing of Holotype. Scale bars = 1 mm." httpUri="https://zenodo.org/record/229414/files/figure.png" pageId="8" pageNumber="553">Figs. 6</figureCitation>
C, D); R1 straight; Rs arising from R1 at basal one-third of wing length, furcating slightly distad of the level of M1+2 forking; pterostigma close to oval; bRs about 3.7 times as long as r-m; R4+5, weakly curved upward medially, approximately 1.8 times as long as R2+3, and almost equal to the basal part of Rs (bRs+dRs); M1, longer than M2, almost equal to M3+4; M2 about 5.3 times as long as dM1+2; m-cu well developed; CuA strongly curved, ending at posterior margin proximad of mid wing in the left wing (
<figureCitation id="13132A62FFCBE4309AF594C3FB73E0DB" box="[1153,1232,229,254]" captionStart="FIGURE 6" captionStartId="8.[151,250,1638,1660]" captionTargetBox="[151,1436,193,1616]" captionTargetId="figure@8.[151,1436,193,1616]" captionTargetPageId="8" captionText="FIGURE 6. Holotype of Mesoplecia fastigata sp. nov. (CNU-DIP-NN 2013101). A—Photograph of Holotype; B—Photograph (under alcohol); C—Enlarged details of right wing (under alcohol); D—Line drawing of right wing; E—Line drawing of Holotype. Scale bars = 1 mm." httpUri="https://zenodo.org/record/229414/files/figure.png" pageId="9" pageNumber="554">Figs. 6</figureCitation>
B, E). A1 reaching the posterior margin in the left wing (
<figureCitation id="13132A62FFCBE4309C4E952AFD2BE100" box="[570,648,268,293]" captionStart="FIGURE 6" captionStartId="8.[151,250,1638,1660]" captionTargetBox="[151,1436,193,1616]" captionTargetId="figure@8.[151,1436,193,1616]" captionTargetPageId="8" captionText="FIGURE 6. Holotype of Mesoplecia fastigata sp. nov. (CNU-DIP-NN 2013101). A—Photograph of Holotype; B—Photograph (under alcohol); C—Enlarged details of right wing (under alcohol); D—Line drawing of right wing; E—Line drawing of Holotype. Scale bars = 1 mm." httpUri="https://zenodo.org/record/229414/files/figure.png" pageId="9" pageNumber="554">Figs. 6</figureCitation>
B, E).
</paragraph>
<paragraph id="8B9736E7FFCBE4309EB39516FA25E1FC" blockId="9.[151,1437,151,953]" pageId="9" pageNumber="554">
<emphasis id="B95CEAF5FFCBE4309EB39516FEABE16C" bold="true" box="[199,264,304,329]" pageId="9" pageNumber="554">Legs:</emphasis>
The coxae of forelegs and right hind leg expanded (
<figureCitation id="13132A62FFCBE4309D289516FC03E16C" box="[860,928,304,329]" captionStart="FIGURE 6" captionStartId="8.[151,250,1638,1660]" captionTargetBox="[151,1436,193,1616]" captionTargetId="figure@8.[151,1436,193,1616]" captionTargetPageId="8" captionText="FIGURE 6. Holotype of Mesoplecia fastigata sp. nov. (CNU-DIP-NN 2013101). A—Photograph of Holotype; B—Photograph (under alcohol); C—Enlarged details of right wing (under alcohol); D—Line drawing of right wing; E—Line drawing of Holotype. Scale bars = 1 mm." httpUri="https://zenodo.org/record/229414/files/figure.png" pageId="9" pageNumber="554">Fig. 6</figureCitation>
E). Forelegs: femur and tibia well-preserved, femur distinctly thicker than tibia, covered with dense setae; 1st tarsomere shorter than tibia as preserved on the right foreleg, 2nd to 5th tarsomeres not preserved; Mid legs: only right tibia well-preserved, tibia long and slender, tibial spur not preserved. Right hind leg well-preserved; femur cylindrical and thick; tibia slightly less than 2 times as long as femur; two tibial spurs well-developed; 1st to 5th tarsomeres well developed with two pretarsal claws.
</paragraph>
<paragraph id="8B9736E7FFCBE4309EB395C2FA37E204" blockId="9.[151,1437,151,953]" pageId="9" pageNumber="554">
<emphasis id="B95CEAF5FFCBE4309EB395C2FEE6E1D8" bold="true" box="[199,325,484,509]" pageId="9" pageNumber="554">Abdomen:</emphasis>
Sternites in segments 17 clearly visible in ventral view. The 1st sternite significantly narrower than the 2nd; the 3rd to 5th sternite widest, the 8th sternite combined with genitalia undivided, with cerci apically.
</paragraph>
</subSubSection>
<subSubSection id="C332656CFFCBE4309EB3960AFED9E293" pageId="9" pageNumber="554" type="discussion">
<paragraph id="8B9736E7FFCBE4309EB3960AFED9E293" blockId="9.[151,1437,151,953]" pageId="9" pageNumber="554">
<emphasis id="B95CEAF5FFCBE4309EB3960AFE98E260" bold="true" box="[199,315,556,581]" pageId="9" pageNumber="554">Remarks.</emphasis>
The new species is similar to
<taxonomicName id="4C284D64FFCBE4309CFC960BFD49E261" box="[648,746,556,580]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="species" species="plena" status="sp. nov.">
<emphasis id="B95CEAF5FFCBE4309CFC960BFD49E261" box="[648,746,556,580]" italics="true" pageId="9" pageNumber="554">M. plena</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A26F578EFFCBE4309C85960AFCE9E260" box="[753,842,556,581]" pageId="9" pageNumber="554" rank="species">
<emphasis id="B95CEAF5FFCBE4309C85960AFCE9E260" bold="true" box="[753,842,556,581]" pageId="9" pageNumber="554">sp. nov.</emphasis>
</taxonomicNameLabel>
, but can be distinguished from the latter by crossvein sc-r present (vs. absent); R2+3 reaching anterior margin slightly distad of R1 apex (vs. R2+3 reaching anterior margin very close to the position of R1 apex) and dM1+2 longer than r-m (vs. shorter). Comparisons with other species are listed in the
<tableCitation id="C6AA035CFFCBE4309F5496BBFED7E293" box="[288,372,669,694]" captionStart="TABLE 1" captionStartId="7.[151,239,481,504]" captionTargetBox="[151,1384,532,1025]" captionTargetPageId="7" captionText="TABLE 1. Comparison of characters for all described species of Mesoplecia Rohdendorf, 1938." httpUri="http://table.plazi.org/id/DF57666FFFC5E43E9EE395C7FB3BE1DD" pageId="9" pageNumber="554" tableUuid="DF57666FFFC5E43E9EE395C7FB3BE1DD">Table 1</tableCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C332656CFFCBE4309EB396E4FADFE306" pageId="9" pageNumber="554" type="materials_examined">
<paragraph id="8B9736E7FFCBE4309EB396E4FADFE306" blockId="9.[151,1437,151,953]" pageId="9" pageNumber="554">
<emphasis id="B95CEAF5FFCBE4309EB396E4FED5E2FE" bold="true" box="[199,374,706,731]" pageId="9" pageNumber="554">
<typeStatus id="54938845FFCBE4309EB396E4FEA1E2FE" box="[199,258,706,731]" pageId="9" pageNumber="554">Type</typeStatus>
material.
</emphasis>
<typeStatus id="54938845FFCBE4309F0B96E4FE49E2FE" box="[383,490,706,731]" pageId="9" pageNumber="554" type="holotype">Holotype</typeStatus>
, ♀, No. CNU-DIP-NN2013101 (
<figureCitation id="13132A62FFCBE4309D1096E4FC09E2FE" box="[868,938,706,731]" captionStart="FIGURE 6" captionStartId="8.[151,250,1638,1660]" captionTargetBox="[151,1436,193,1616]" captionTargetId="figure@8.[151,1436,193,1616]" captionTargetPageId="8" captionText="FIGURE 6. Holotype of Mesoplecia fastigata sp. nov. (CNU-DIP-NN 2013101). A—Photograph of Holotype; B—Photograph (under alcohol); C—Enlarged details of right wing (under alcohol); D—Line drawing of right wing; E—Line drawing of Holotype. Scale bars = 1 mm." httpUri="https://zenodo.org/record/229414/files/figure.png" pageId="9" pageNumber="554">Fig. 6</figureCitation>
), an almost completely preserved specimen of a female in ventral view, with well-preserved abdomen, the wing clearly visible as preserved. The
<typeStatus id="54938845FFCBE4309A8896C1FA8FE2DA" box="[1276,1324,743,767]" pageId="9" pageNumber="554">type</typeStatus>
specimen is deposited in the Key Laboratory of Insect Evolution and Environmental Changes, Capital Normal University.
</paragraph>
</subSubSection>
<subSubSection id="C332656CFFCBE4309EB3970BFB29E390" pageId="9" pageNumber="554" type="description">
<paragraph id="8B9736E7FFCBE4309EB3970BFB29E390" blockId="9.[151,1437,151,953]" pageId="9" pageNumber="554">
<emphasis id="B95CEAF5FFCBE4309EB3970BFE48E363" bold="true" box="[199,491,813,838]" pageId="9" pageNumber="554">Measurements (in mm).</emphasis>
<typeStatus id="54938845FFCBE4309F82970BFDC0E363" box="[502,611,813,838]" pageId="9" pageNumber="554" type="holotype">Holotype</typeStatus>
: ♀, CNU-DIP-NN2013101. Body length (excluding head which is not preserved) 7.7, maximal width of body 1.5; Foreleg: femur 1.6; tibia 2.0. Mid leg: femur 0.8 (as preserved); tibia 2.3.
<collectingCountry id="F33F7677FFCBE4309EBC9753FEA3E3AB" box="[200,256,885,910]" name="India" pageId="9" pageNumber="554">Hind</collectingCountry>
leg: femur 1.8; tibia 3.2. Wing: length 7.0, width 2.8; R1 3.2; R2+3 1.6; Rs 2.0; bRs 1.1; dRs 0.93; R4+5 3; rm 0.3; m-cu 0.32; bM1+2 0.6; dM1+2 0.47; M1 3.2, M2 2.5; pterostigma: length 1, width 0.48.
</paragraph>
</subSubSection>
<subSubSection id="C332656CFFCBE4309EE3902DFA3FE737" pageId="9" pageNumber="554" type="key">
<paragraph id="8B9736E7FFCBE4309EE3902DFB27E401" blockId="9.[151,1156,1035,1060]" box="[151,1156,1035,1060]" pageId="9" pageNumber="554">
<emphasis id="B95CEAF5FFCBE4309EE3902DFDEFE401" bold="true" box="[151,588,1035,1060]" pageId="9" pageNumber="554">
Key to
<taxonomicName id="4C284D64FFCBE4309E98902DFDEFE401" ID-CoL="89QPB" authority="Rohdendorf, 1938" authorityName="Rohdendorf" authorityYear="1938" box="[236,588,1035,1060]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="genus">
<emphasis id="B95CEAF5FFCBE4309E98902DFECCE401" bold="true" box="[236,367,1035,1060]" italics="true" pageId="9" pageNumber="554">Mesoplecia</emphasis>
<bibRefCitation id="EFB94B16FFCBE4309F02902DFDEFE401" author="Rohdendorf" box="[374,588,1035,1060]" pageId="9" pageNumber="554" refString="Rohdendorf, B. B. (1938) Mesozoic Diptera from Karatau. I Brachycera and some Nematocera. Trudy paleontologicheskogo instituta akadamii nauk SSSR, Moscow, 7 (3), 29 - 67, text fig. 1 - 21." type="journal article" year="1938">Rohdendorf, 1938</bibRefCitation>
</taxonomicName>
</emphasis>
(see also comparison data summarized in
<tableCitation id="C6AA035CFFCBE4309A5C902DFBDAE401" box="[1064,1145,1035,1060]" captionStart="TABLE 1" captionStartId="7.[151,239,481,504]" captionTargetBox="[151,1384,532,1025]" captionTargetPageId="7" captionText="TABLE 1. Comparison of characters for all described species of Mesoplecia Rohdendorf, 1938." httpUri="http://table.plazi.org/id/DF57666FFFC5E43E9EE395C7FB3BE1DD" pageId="9" pageNumber="554" tableUuid="DF57666FFFC5E43E9EE395C7FB3BE1DD">Table 1</tableCitation>
)
</paragraph>
<key id="FFB961D6FFCBE4309EE39074FA3FE737" pageId="9" pageNumber="554">
<keyStep id="30DC2E42FFCBE4309EE39074FA38E4AD" pageId="9" pageNumber="554">
<paragraph id="8B9736E7FFCBE4309EE39074FA3FE44D" blockId="9.[151,1436,1106,1813]" box="[151,1436,1106,1132]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39074FA3FE44D" box="[151,1436,1106,1132]" pageId="9" pageNumber="554">1. bM1+2 about 2.5 times as long as dM1+2..................................................................... 2</keyLead>
</paragraph>
<paragraph id="8B9736E7FFCBE4309EE39055FA38E4AD" blockId="9.[151,1436,1106,1813]" box="[151,1435,1138,1164]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39055FA38E4AD" box="[151,1435,1138,1164]" pageId="9" pageNumber="554">- bM1+2 clearly less than 2.5 times as long as dM1+2............................................................. 3</keyLead>
</paragraph>
</keyStep>
<keyStep id="30DC2E42FFCBE4309EE390B4FA3FE4C2" pageId="9" pageNumber="554">
<paragraph id="8B9736E7FFCBE4309EE390B4FA3FE48D" blockId="9.[151,1436,1106,1813]" box="[151,1436,1170,1195]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE390B4FA3FE48D" box="[151,1436,1170,1195]" pageId="9" pageNumber="554">
2. R2+3 long, slightly sigmoidly curved, reaching anterior margin distad of R1 apex............
<taxonomicName id="4C284D64FFCBE4309A1B90B5FA3FE48D" ID-CoL="8CTLD" authority="Rohdendorf, 1938" authorityName="Rohdendorf" authorityYear="1938" box="[1135,1436,1170,1192]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="species" species="jurassica">
<emphasis id="B95CEAF5FFCBE4309A1B90B5FB44E48D" box="[1135,1255,1171,1192]" italics="true" pageId="9" pageNumber="554">M. jurassica</emphasis>
<bibRefCitation id="EFB94B16FFCBE4309A9990B4FA3FE48D" author="Rohdendorf" box="[1261,1436,1170,1192]" pageId="9" pageNumber="554" refString="Rohdendorf, B. B. (1938) Mesozoic Diptera from Karatau. I Brachycera and some Nematocera. Trudy paleontologicheskogo instituta akadamii nauk SSSR, Moscow, 7 (3), 29 - 67, text fig. 1 - 21." type="journal article" year="1938">Rohdendorf, 1938</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8B9736E7FFCBE4309EE39094FA3FE4C2" blockId="9.[151,1436,1106,1813]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39094FA3FE4C2" pageId="9" pageNumber="554">
- R2+3 short, significantly sigmoidly curved, reaching anterior margin very close to the position of R1 apex................................................................................................
<taxonomicName id="4C284D64FFCBE4309AF390F4FA3FE4C2" ID-CoL="8CTLG" authority="Kovalev, 1990" authorityName="Kovalev" authorityYear="1990" box="[1159,1436,1233,1255]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="species" species="oleynikovi">
<emphasis id="B95CEAF5FFCBE4309AF390F4FAA9E4C2" box="[1159,1290,1233,1255]" italics="true" pageId="9" pageNumber="554">M. oleynikovi</emphasis>
<bibRefCitation id="EFB94B16FFCBE4309B6490F7FA3FE4C2" author="Kovalev" box="[1296,1436,1233,1255]" pageId="9" pageNumber="554" refString="Kovalev, V. G. (1990) Dipterans Muscida. In: Rasnitsyn, A. P. (Ed.), Late Mesozoic Insects of East Transbaikalia. Nauka Press, Moscow, pp. 123 - 176. [in Russian]" type="book chapter" year="1990">Kovalev, 1990</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30DC2E42FFCBE4309EE390C9FA38E507" pageId="9" pageNumber="554">
<paragraph id="8B9736E7FFCBE4309EE390C9FA38E520" blockId="9.[151,1436,1106,1813]" box="[151,1435,1263,1285]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE390C9FA38E520" box="[151,1435,1263,1285]" pageId="9" pageNumber="554">3. Sc reaching anterior margin proximad of r-m and near the middle of bRs.......................................... 4</keyLead>
</paragraph>
<paragraph id="8B9736E7FFCBE4309EE3912BFA38E507" blockId="9.[151,1436,1106,1813]" box="[151,1435,1292,1314]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE3912BFA38E507" box="[151,1435,1292,1314]" pageId="9" pageNumber="554">- Sc reaching anterior margin at the same level as r-m.......................................................... 6</keyLead>
</paragraph>
</keyStep>
<keyStep id="30DC2E42FFCBE4309EE3910FFA38E559" pageId="9" pageNumber="554">
<paragraph id="8B9736E7FFCBE4309EE3910FFA3FE57A" blockId="9.[151,1436,1106,1813]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE3910FFA3FE57A" pageId="9" pageNumber="554">
4. Crossvein r-m distinctly longer than m-cu; bM3+4 almost perpendicular to base of M1+2; cell ba slightly wider than cell bp termi- nally............................................................................
<taxonomicName id="4C284D64FFCBE4309AD5916CFA3FE57A" ID-CoL="8CTLH" authority="Kovalev, 1985" authorityName="Kovalev" authorityYear="1985" box="[1185,1436,1353,1375]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="species" species="sibirica">
<emphasis id="B95CEAF5FFCBE4309AD5916CFAA9E57A" box="[1185,1290,1353,1375]" italics="true" pageId="9" pageNumber="554">M. sibirica</emphasis>
<bibRefCitation id="EFB94B16FFCBE4309B64916FFA3FE57A" author="Kovalev" box="[1296,1436,1353,1375]" pageId="9" pageNumber="554" refString="Kalugina, N. S. &amp; Kovalev, V. G. (1985) Dipterous insects of Jurassic Siberia. Paleontological Institute, Akademia Nauk, Moscow, 198 pp." type="book" year="1985">Kovalev, 1985</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8B9736E7FFCBE4309EE39141FA38E559" blockId="9.[151,1436,1106,1813]" box="[151,1435,1382,1408]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39141FA38E559" box="[151,1435,1382,1408]" pageId="9" pageNumber="554">- Crossvein r-m almost as long as m-cu; bM3+4 oblique to base of M1+2; cell ba distinctly wider than cell bp terminally....... 5</keyLead>
</paragraph>
</keyStep>
<keyStep id="30DC2E42FFCBE4309EE391A0FA3FE5DC" pageId="9" pageNumber="554">
<paragraph id="8B9736E7FFCBE4309EE391A0FA3FE599" blockId="9.[151,1436,1106,1813]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE391A0FA3FE599" pageId="9" pageNumber="554">
5. Coastal field wide; wing narrow; R4+5 and M1 subparallel; femur robust, distinctly thicker than tibia..................................................................................................
<taxonomicName id="4C284D64FFCBE4309A0F9181FA3FE599" ID-CoL="9HM3J" authority="Hao &amp; Ren, 2009" authorityName="Hao &amp; Ren" authorityYear="2009" box="[1147,1436,1446,1468]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="species" species="anfracta">
<emphasis id="B95CEAF5FFCBE4309A0F9181FB4FE599" box="[1147,1260,1446,1468]" italics="true" pageId="9" pageNumber="554">M. anfracta</emphasis>
<bibRefCitation id="EFB94B16FFCBE4309A879181FA3FE599" author="Hao" box="[1267,1436,1446,1468]" pageId="9" pageNumber="554" refString="Hao, J. Y. &amp; Ren, D. (2009) Middle Jurassic Protopleciidae from Daohugou, Inner Mongolia, China. Acta Zootaxonomica Sinica, 34 (3), 554 - 559." type="journal article" year="2009">Hao &amp; Ren, 2009</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8B9736E7FFCBE4309EE391E2FA3FE5DC" blockId="9.[151,1436,1106,1813]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE391E2FA3FE5DC" pageId="9" pageNumber="554">
- Coastal field narrow; wing broad; R4+5 and M1 convergent; femur slender, slightly thicker than tibia..................................................................................................
<taxonomicName id="4C284D64FFCBE4309A0791C2FA3FE5DC" authority="Hao &amp; Ren, 2009" authorityName="Hao &amp; Ren" authorityYear="2009" box="[1139,1436,1507,1529]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="species" species="coadnata">
<emphasis id="B95CEAF5FFCBE4309A0791C2FB4FE5DC" box="[1139,1260,1507,1529]" italics="true" pageId="9" pageNumber="554">M. coadnata</emphasis>
<bibRefCitation id="EFB94B16FFCBE4309A8791C2FA3FE5DC" author="Hao" box="[1267,1436,1507,1529]" pageId="9" pageNumber="554" refString="Hao, J. Y. &amp; Ren, D. (2009) Middle Jurassic Protopleciidae from Daohugou, Inner Mongolia, China. Acta Zootaxonomica Sinica, 34 (3), 554 - 559." type="journal article" year="2009">Hao &amp; Ren, 2009</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30DC2E42FFCBE4309EE39226FA3FE613" pageId="9" pageNumber="554">
<paragraph id="8B9736E7FFCBE4309EE39226FA3FE633" blockId="9.[151,1436,1106,1813]" box="[151,1436,1536,1562]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39226FA3FE633" box="[151,1436,1536,1562]" pageId="9" pageNumber="554">6. bM1+2 longer than dM1+2; dM1+2 shorter than r-m.............................................................. 7</keyLead>
</paragraph>
<paragraph id="8B9736E7FFCBE4309EE39207FA3FE613" blockId="9.[151,1436,1106,1813]" box="[151,1436,1568,1594]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39207FA3FE613" box="[151,1436,1568,1594]" pageId="9" pageNumber="554">
- bM1+2 as long as dM1+2; dM1+2 longer than r-m............................................
<taxonomicName id="4C284D64FFCBE4309ADD9207FA3FE613" ID-CoL="8CTLF" authority="Zhang, 2007" authorityName="Zhang" authorityYear="2007" box="[1193,1436,1568,1590]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="species" species="mediana">
<emphasis id="B95CEAF5FFCBE4309ADD9207FABFE613" box="[1193,1308,1568,1590]" italics="true" pageId="9" pageNumber="554">M. mediana</emphasis>
<bibRefCitation id="EFB94B16FFCBE4309B579206FA3FE613" author="Zhang" box="[1315,1436,1568,1590]" pageId="9" pageNumber="554" refString="Zhang, J. F. (2007) New Mesozoic Protopleciidae (Insecta: Diptera: Nematocera) from China. Cretaceous Research, 289 - 296. http: // dx. doi. org / 10.1016 / j. cretres. 2006.05.009" type="book chapter" year="2007">Zhang, 2007</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30DC2E42FFCBE4309EE39266FA38E650" pageId="9" pageNumber="554">
<paragraph id="8B9736E7FFCBE4309EE39266FA3FE673" blockId="9.[151,1436,1106,1813]" box="[151,1436,1600,1625]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39266FA3FE673" box="[151,1436,1600,1625]" pageId="9" pageNumber="554">
7. bRs 2 times as long as dRs; R2+3 as long as bRs and dRs combined..............................
<taxonomicName id="4C284D64FFCBE4309AB79267FA3FE673" ID-CoL="8CTLJ" authority="Zhang, 2007" authorityName="Zhang" authorityYear="2007" box="[1219,1436,1600,1622]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="species" species="sinica">
<emphasis id="B95CEAF5FFCBE4309AB79267FABFE673" box="[1219,1308,1601,1622]" italics="true" pageId="9" pageNumber="554">M. sinica</emphasis>
<bibRefCitation id="EFB94B16FFCBE4309B579266FA3FE673" author="Zhang" box="[1315,1436,1600,1622]" pageId="9" pageNumber="554" refString="Zhang, J. F. (2007) New Mesozoic Protopleciidae (Insecta: Diptera: Nematocera) from China. Cretaceous Research, 289 - 296. http: // dx. doi. org / 10.1016 / j. cretres. 2006.05.009" type="book chapter" year="2007">Zhang, 2007</bibRefCitation>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8B9736E7FFCBE4309EE39246FA38E650" blockId="9.[151,1436,1106,1813]" box="[151,1435,1631,1657]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39246FA38E650" box="[151,1435,1631,1657]" pageId="9" pageNumber="554">- bRs less than 2 times as long as dRs; R2+3 shorter than bRs and dRs combined...................................... 8</keyLead>
</paragraph>
</keyStep>
<keyStep id="30DC2E42FFCBE4309EE39259FA38E690" pageId="9" pageNumber="554">
<paragraph id="8B9736E7FFCBE4309EE39259FA3FE6B0" blockId="9.[151,1436,1106,1813]" box="[151,1436,1663,1689]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39259FA3FE6B0" box="[151,1436,1663,1689]" pageId="9" pageNumber="554">
8. R2+3, reaching anterior margin distad of R1 apex..............................................
<taxonomicName id="4C284D64FFCBE4309AA092A6FAEBE6B0" ID-CoL="9HM3K" box="[1236,1352,1663,1685]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="species" species="fastigata" status="sp. nov.">
<emphasis id="B95CEAF5FFCBE4309AA092A6FAEBE6B0" box="[1236,1352,1663,1685]" italics="true" pageId="9" pageNumber="554">M. fastigata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A26F578EFFCBE4309B3B9259FA3FE6B0" box="[1359,1436,1663,1685]" pageId="9" pageNumber="554" rank="species">
<emphasis id="B95CEAF5FFCBE4309B3B9259FA3FE6B0" bold="true" box="[1359,1436,1663,1685]" pageId="9" pageNumber="554">sp. nov.</emphasis>
</taxonomicNameLabel>
</keyLead>
</paragraph>
<paragraph id="8B9736E7FFCBE4309EE39286FA38E690" blockId="9.[151,1436,1106,1813]" box="[151,1435,1695,1720]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39286FA38E690" box="[151,1435,1695,1720]" pageId="9" pageNumber="554">- R2+3, reaching anterior margin very close to the position of R1 apex.............................................. 9</keyLead>
</paragraph>
</keyStep>
<keyStep id="30DC2E42FFCBE4309EE39299FA3FE737" pageId="9" pageNumber="554">
<paragraph id="8B9736E7FFCBE4309EE39299FA3FE6D1" blockId="9.[151,1436,1106,1813]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE39299FA3FE6D1" pageId="9" pageNumber="554">
9. Crossvein sc-r present; bM1+2 significantly less than 2.2 times as long as dM1+2; dM1+2 longer than r-m..................................................................................................
<emphasis id="B95CEAF5FFCBE4309AF392F9FB44E6D1" box="[1159,1255,1759,1780]" italics="true" pageId="9" pageNumber="554">M. stigma</emphasis>
<bibRefCitation id="EFB94B16FFCBE4309A9992F8FA3FE6D1" author="Rohdendorf" box="[1261,1436,1758,1780]" pageId="9" pageNumber="554" refString="Rohdendorf, B. B. (1962) Order Diptera. In: Rohdendorf, B. B. (Ed.), Fundamentals of Paleontology. Izdatel'stvo Akademii Nauk, Moscow, pp. 319 - 340." type="book chapter" year="1962">Rohdendorf, 1962</bibRefCitation>
</keyLead>
</paragraph>
<paragraph id="8B9736E7FFCBE4309EE392DBFA3FE737" blockId="9.[151,1436,1106,1813]" box="[151,1436,1788,1813]" pageId="9" pageNumber="554">
<keyLead id="30D995D2FFCBE4309EE392DBFA3FE737" box="[151,1436,1788,1813]" pageId="9" pageNumber="554">
- Crossvein sc-r absent; bM1+2 about 2.2 times as long as dM1+2; dM1+2 shorter than r-m...................
<taxonomicName id="4C284D64FFCBE4309A8792DBFAEBE737" ID-CoL="9HM3L" box="[1267,1352,1788,1810]" class="Insecta" family="Protopleciidae" genus="Mesoplecia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="9" pageNumber="554" phylum="Arthropoda" rank="species" species="plena" status="sp. nov.">
<emphasis id="B95CEAF5FFCBE4309A8792DBFAEBE737" box="[1267,1352,1788,1810]" italics="true" pageId="9" pageNumber="554">M. plena</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A26F578EFFCBE4309B3B92DAFA3FE737" box="[1359,1436,1788,1810]" pageId="9" pageNumber="554" rank="species">
<emphasis id="B95CEAF5FFCBE4309B3B92DAFA3FE737" bold="true" box="[1359,1436,1788,1810]" pageId="9" pageNumber="554">sp. nov.</emphasis>
</taxonomicNameLabel>
</keyLead>
</paragraph>
</keyStep>
</key>
</subSubSection>
</treatment>
</document>