215 lines
14 KiB
XML
215 lines
14 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.388.6316" ID-GBIF-Dataset="f5638ceb-805e-4e0a-91fb-1f51520691e4" ID-PMC="PMC3978914" ID-Pensoft-Pub="1313-2970-388-17" ID-PubMed="24715767" ID-ZBK="DC6CCFBE6D474753B95FD44E0B80B511" ModsDocAuthor="" ModsDocDate="2014" ModsDocID="1313-2970-388-17" ModsDocOrigin="ZooKeys 388" ModsDocTitle="A review of Rheocricotopus (Psilocricotopus) chalybeatus species group from China, with the description of three new species (Diptera, Chironomidae)" checkinTime="1451246181228" checkinUser="pensoft" docAuthor="Liu, Wenbin, Lin, Xiaolong & Wang, Xinhua" docDate="2014" docId="0B38AE93484C4E0E2F75E09A80817070" docLanguage="en" docName="ZooKeys 388: 17-34" docOrigin="ZooKeys 388" docSource="http://dx.doi.org/10.3897/zookeys.388.6316" docTitle="Rheocricotopus (Psilocricotopus) rotundus Liu, Lin & Wang, 2014, sp. n." docType="treatment" docUuid="5796E5A3-6914-462C-97E2-9CE1709E522E" docUuidSource="ZooBank" docVersion="4" lastPageNumber="26" masterDocId="FFF23F387918A61BFFC4FFC760634D77" masterDocTitle="A review of Rheocricotopus (Psilocricotopus) chalybeatus species group from China, with the description of three new species (Diptera, Chironomidae)" masterLastPageNumber="34" masterPageNumber="17" pageNumber="25" updateTime="1668157944244" updateUser="ExternalLinkService">
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<mods:titleInfo>
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<mods:title>A review of Rheocricotopus (Psilocricotopus) chalybeatus species group from China, with the description of three new species (Diptera, Chironomidae)</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Liu, Wenbin</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Lin, Xiaolong</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Wang, Xinhua</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2014</mods:date>
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<mods:detail type="volume">
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<mods:number>388</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>17</mods:start>
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<mods:end>34</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.388.6316</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.388.6316</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-388-17</mods:identifier>
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<mods:identifier type="ZBK">DC6CCFBE6D474753B95FD44E0B80B511</mods:identifier>
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<mods:identifier type="ZooBank">DC6CCFBE6D474753B95FD44E0B80B511</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152051605" LSID="urn:lsid:zoobank.org:act:5796E5A3-6914-462C-97E2-9CE1709E522E" httpUri="http://treatment.plazi.org/id/0B38AE93484C4E0E2F75E09A80817070" lastPageId="9" lastPageNumber="26" pageId="8" pageNumber="25">
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<subSubSection pageId="8" pageNumber="25" type="nomenclature">
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<paragraph pageId="8" pageNumber="25">
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<taxonomicName LSID="http://zoobank.org/5796E5A3-6914-462C-97E2-9CE1709E522E" class="Insecta" family="Chironomidae" genus="Rheocricotopus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Rheocricotopus (Psilocricotopus) rotundus" order="Diptera" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="rotundus" subGenus="Psilocricotopus">
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<pageBreakToken pageId="8" pageNumber="25" start="start">Rheocricotopus</pageBreakToken>
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(Psilocricotopus) rotundus
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</taxonomicName>
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<taxonomicNameLabel pageId="8" pageNumber="25">sp. n.</taxonomicNameLabel>
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Figs 7-11
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</paragraph>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="25" type="diagnosis">
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<paragraph pageId="8" pageNumber="25">Diagnosis.</paragraph>
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<paragraph pageId="8" pageNumber="25">The adult male of the new species can be distinguished from known species of the genus by the following combination of characters: low AR 0.25-0.29; superior volsella rounded.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="9" lastPageNumber="26" pageId="8" pageNumber="25" type="description">
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<paragraph pageId="8" pageNumber="25">Description.</paragraph>
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<paragraph pageId="8" pageNumber="25">Male (n = 2).</paragraph>
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<paragraph pageId="8" pageNumber="25">Total length 1.58-1.98 mm. Wing length 0.86-1.20 mm. Total length/wing length 1.66-1.84. Wing length/length of profemur 1.74-2.61.</paragraph>
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<paragraph pageId="8" pageNumber="25">Coloration. Head and abdomen yellow brown, thorax without distinct pattern.</paragraph>
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<paragraph pageId="8" pageNumber="25">
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Head. Antenna as in Fig. 7. AR 0.25-0.29. Ultimate flagellomere 88-118
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Temporal setae 3-4, including 1-2 inner verticals and 2 outer verticals. Clypeus with 6-12 setae. Tentorium 115-130
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, 23-25
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide. Stipes 115-118
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, 4-5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide. Palpomere lengths (in
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<normalizedToken originalValue="μm">μm</normalizedToken>
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): 48-53, 30-45, 48-60, 68-90, 123-163. L: 5th/3rd 2.56-2.71.
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</paragraph>
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<paragraph pageId="8" pageNumber="25">
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Wing (Fig. 8). Anal lobe normally developed. VR 1.17-1.19. Costal extension 30-38
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Brachiolum with 1 seta. R with 1-3 setae. Remaining veins bare. Squama with 2 setae.
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</paragraph>
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<caption pageId="8" pageNumber="25">
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<paragraph pageId="8" pageNumber="25">
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Figures 7-11.
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<taxonomicName class="Insecta" family="Chironomidae" genus="Rheocricotopus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Rheocricotopus (Psilocricotopus) rotundus" order="Diptera" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="rotundus" subGenus="Psilocricotopus">Rheocricotopus (Psilocricotopus) rotundus</taxonomicName>
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sp. n., male. 7 antenna 8 wing 9 thorax 10 hypopygium (ventral view) 11 hypopygium (dorsal view).
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</paragraph>
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</caption>
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<paragraph pageId="8" pageNumber="25">Thorax (Fig. 9). Antepronotum with 4 lateral setae. Dorsocentrals 6-11; acrostichals 6-8, prealars 3. Scutellum with 2-6 setae. Humeral pit moderately large, ovoid.</paragraph>
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<paragraph pageId="8" pageNumber="25">
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Legs. Spur of fore tibia 23-40
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long; spurs of mid tibia 13-18
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long and 12-15
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long; spurs of hind tibia 27-38
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<normalizedToken originalValue="μm">μm</normalizedToken>
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and 13-15
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Hind tibial comb with 8-16 spines, 13-27
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Width at apex of fore tibia 25-40 mm, of mid tibia 25-38 mm, of hind tibia 23-40 mm. Lengths and proportions of legs as in Table 3.
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</paragraph>
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<caption pageId="8" pageNumber="25">
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<paragraph pageId="8" pageNumber="25">
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Table 3. Lengths (in
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<normalizedToken originalValue="μm">μm</normalizedToken>
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) and proportions of legs of
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<taxonomicName class="Insecta" family="Chironomidae" genus="Rheocricotopus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Rheocricotopus (Psilocricotopus) rotundus" order="Diptera" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="rotundus" subGenus="Psilocricotopus">Rheocricotopus (Psilocricotopus) rotundus</taxonomicName>
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sp. n.
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</paragraph>
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</caption>
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<paragraph pageId="8" pageNumber="25">
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<table pageId="8" pageNumber="25">
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<tr pageId="8" pageNumber="25">
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<th colspan="1" pageId="8" pageNumber="25" rowspan="1">
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P
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<sub pageId="8" pageNumber="25">1</sub>
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</th>
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<th colspan="1" pageId="8" pageNumber="25" rowspan="1">
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P
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<sub pageId="8" pageNumber="25">2</sub>
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</th>
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<th colspan="1" pageId="8" pageNumber="25" rowspan="1">
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P
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<sub pageId="8" pageNumber="25">3</sub>
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</th>
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</tr>
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<tr pageId="8" pageNumber="25">
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<td colspan="1" pageId="8" pageNumber="25" rowspan="1">1</td>
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</tr>
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<tr pageId="8" pageNumber="25">
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<td colspan="1" pageId="8" pageNumber="25" rowspan="1">2</td>
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</tr>
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<tr pageId="8" pageNumber="25">
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<td colspan="1" pageId="8" pageNumber="25" rowspan="1">3</td>
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</tr>
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<tr pageId="8" pageNumber="25">
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<td colspan="1" pageId="8" pageNumber="25" rowspan="1">4</td>
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</tr>
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<tr pageId="8" pageNumber="25">
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<td colspan="1" pageId="8" pageNumber="25" rowspan="1">5</td>
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</tr>
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</table>
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</paragraph>
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<paragraph pageId="9" pageNumber="26">
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<pageBreakToken pageId="9" pageNumber="26" start="start">Hypopygium</pageBreakToken>
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(Figs 10-11). Anal point triangular, 20-28
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, with 4 lateral setae each side. Laterosernite IX with 2 setae. Phallapodeme 48-50
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Transverse sternapodeme arcuate with normally oral projection, 33-40
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Gonocoxite 125-135
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Superior volsella rounded, plate-shaped and sclerotized, 28-38
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long and 20-27
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide, covered with 8 short setae and a few microtrichia. Gonostylus 55-70
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, with distinct, triangular crista dorsalis. Megaseta 8-10
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. HR 1.93-2.27. HV 2.82-2.87.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="9" pageNumber="26" type="type material">
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<paragraph pageId="9" pageNumber="26">Type material.</paragraph>
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<paragraph pageId="9" pageNumber="26">
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Holotype: ♂ (BDN. G5A42), China, Zhejiang Province, Jinhua City,
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<normalizedToken originalValue="Pan’an">Pan'an</normalizedToken>
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County, Dapanshan National Nature Reserve,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="29.633888">28°98'02"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="120.88417">120°52'63"E</geoCoordinate>
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, 18.vii.2012, sweeping, Lin XL. Paratype (1): 1♂, Yunnan Province, Dali Bai Autonomous Prefecture, Eryuan County, Niujie Town,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="26.431944">26°25'55"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="100.65833">99°98'90"E</geoCoordinate>
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, sweeping, Wang BX.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="9" pageNumber="26" type="etymology">
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<paragraph pageId="9" pageNumber="26">Etymology.</paragraph>
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<paragraph pageId="9" pageNumber="26">The specific name is an adjective, from Latin rotundus, meaning rounded, referring to rounded superior volsella.</paragraph>
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</subSubSection>
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<subSubSection pageId="9" pageNumber="26" type="remarks">
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<paragraph pageId="9" pageNumber="26">Remarks.</paragraph>
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<paragraph pageId="9" pageNumber="26">
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The new species resembles
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<taxonomicName class="Insecta" family="Chironomidae" genus="Rheocricotopus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Rheocricotopus (Psilocricotopus) notabilits" order="Diptera" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="notabilits" subGenus="Psilocricotopus">Rheocricotopus (Psilocricotopus) notabilits</taxonomicName>
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Caspers, 1987 in the following combination of characters: low AR; humeral pit medium, ovoid; the shape of anal point. But the new species can be separated from latter species on the basis of following characters: (1) costal extension of the new species (30-38
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<normalizedToken originalValue="μm">μm</normalizedToken>
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) much shorter than
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<taxonomicName class="Insecta" family="Chironomidae" genus="Rheocricotopus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Rheocricotopus (Psilocricotopus) notabilits" order="Diptera" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="notabilits" subGenus="Psilocricotopus">Rheocricotopus (Psilocricotopus) notabilits</taxonomicName>
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Caspers (72
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<normalizedToken originalValue="μm">μm</normalizedToken>
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); (2) anal lobe of the new species developed, which reduced in
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<taxonomicName class="Insecta" family="Chironomidae" genus="Rheocricotopus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Rheocricotopus (Psilocricotopus) notabilits" order="Diptera" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="notabilits" subGenus="Psilocricotopus">Rheocricotopus (Psilocricotopus) notabilits</taxonomicName>
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Caspers; and (3) crista dorsalis of the new species distinct, triangular subapical, which pronounced, rounded in
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<taxonomicName class="Insecta" family="Chironomidae" genus="Rheocricotopus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Rheocricotopus (Psilocricotopus) notabilits" order="Diptera" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="notabilits" subGenus="Psilocricotopus">Rheocricotopus (Psilocricotopus) notabilits</taxonomicName>
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Caspers.
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</paragraph>
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<paragraph pageId="9" pageNumber="26">Female and immature stages unknown.</paragraph>
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</subSubSection>
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</treatment>
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</document> |