174 lines
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174 lines
18 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.961.53058" ID-GBIF-Dataset="09220888-26f8-4cf8-9b26-b646795d347f" ID-PMC="PMC7449989" ID-Pensoft-Pub="1313-2970-961-41" ID-Pensoft-UUID="C1D92F70C65F53668E36B8CF62DB4D8A" ID-PubMed="32904093" ID-ZooBank="B5627BFE56A242B3B3A596BAE07724F4" ModsDocID="1313-2970-961-41" checkinTime="1597940215905" checkinUser="pensoft" docAuthor="Chang, Wan-Jin, Yao, Zhiyuan & Li, Shuqiang" docDate="2020" docId="97018FF13BB1541984F39D05758CB15B" docLanguage="en" docName="ZooKeys 961: 41-118" docOrigin="ZooKeys 961" docSource="http://dx.doi.org/10.3897/zookeys.961.53058" docTitle="Merizocera kachin Li 2020, sp. nov." docType="treatment" docUuid="17A235EF-2414-43F7-97AC-5AD66FC8314A" docUuidSource="ZooBank" docVersion="4" id="C1D92F70C65F53668E36B8CF62DB4D8A" lastPageNumber="41" masterDocId="C1D92F70C65F53668E36B8CF62DB4D8A" masterDocTitle="Twenty-eight new species of the spider genus Merizocera Fage, 1912 (Araneae, Psilodercidae) from South and Southeast Asia" masterLastPageNumber="118" masterPageNumber="41" pageNumber="41" updateTime="1668169292893" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Twenty-eight new species of the spider genus Merizocera Fage, 1912 (Araneae, Psilodercidae) from South and Southeast Asia</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>Chang, Wan-Jin</mods:namePart>
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<mods:affiliation>Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China & Southeast Asia Biological Diversity Research Institute, Chinese Academy of Sciences, Yezin, Nay Pyi Taw 05282, Myanmar & University of Chinese Academy of Sciences, Beijing 100049, China</mods:affiliation>
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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>Yao, Zhiyuan</mods:namePart>
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<mods:affiliation>Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China</mods:affiliation>
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<mods:nameIdentifier type="orcid">https://orcid.org/0000-0002-1631-0949</mods:nameIdentifier>
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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>Li, Shuqiang</mods:namePart>
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<mods:affiliation>Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China & University of Chinese Academy of Sciences, Beijing 100049, China</mods:affiliation>
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<mods:nameIdentifier type="orcid">https://orcid.org/0000-0002-3290-5416</mods:nameIdentifier>
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<mods:nameIdentifier type="email">lisq@ioz.ac.cn</mods:nameIdentifier>
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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>2020</mods:date>
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<mods:detail type="volume">
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<mods:number>961</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>41</mods:start>
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<mods:end>118</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.961.53058</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.961.53058</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-961-41</mods:identifier>
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<mods:identifier type="ZooBank">B5627BFE56A242B3B3A596BAE07724F4</mods:identifier>
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<mods:identifier type="Pensoft-UUID">C1D92F70C65F53668E36B8CF62DB4D8A</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="167284461" LSID="urn:lsid:zoobank.org:act:17A235EF-2414-43F7-97AC-5AD66FC8314A" httpUri="http://treatment.plazi.org/id/97018FF13BB1541984F39D05758CB15B" lastPageNumber="41" pageId="0" pageNumber="41">
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<subSubSection pageId="0" pageNumber="41" type="nomenclature">
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<paragraph pageId="0" pageNumber="41">
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<taxonomicName LSID="97018FF1-3BB1-5419-84F3-9D05758CB15B" authority="Li" authorityName="Li" authorityYear="2020" class="Arachnida" family="Psilodercidae" genus="Merizocera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merizocera kachin" order="Araneae" pageId="0" pageNumber="41" phylum="Arthropoda" rank="species" species="kachin" status="sp. nov.">Merizocera kachin Li</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="41">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Merizocera kachin sp. nov., holotype male. A Bulb, dorsal view B bulb, retrolateral view C palp, prolateral view D palp, retrolateral view. Abbreviations: CO = conductor, CP = cymbial protrusion, EM = embolus." figureDoi="10.3897/zookeys.961.53058.figure11" httpUri="https://binary.pensoft.net/fig/443237" pageId="0" pageNumber="41">Figures 11</figureCitation>
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Merizocera kachin sp. nov., holotype male and paratype female. A Endogyne, dorsal view B female epigastric area, ventral view C male habitus, dorsal view D female habitus, dorsal view E female habitus, ventral view. Abbreviations: OB = ovoid body, PT = clypeal protrusion, SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure12" httpUri="https://binary.pensoft.net/fig/443238" pageId="0" pageNumber="41">, 12</figureCitation>
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<figureCitation captionStart="Figure 53" captionStartId="F53" captionText="Figure 53. Distribution records of the new species of Merizocera from China and Myanmar. 1 M. baoshan sp. nov. 2 M. hponkanrazi sp. nov. 3 M. kachin sp. nov. 4 M. lincang sp. nov. 5 M. mainling sp. nov. 6 M. nyingchi sp. nov. 7 M. putao sp. nov. 8 M. tengchong sp. nov. 9 M. wenshan sp. nov. 10 M. wui sp. nov. 11 M. yuxi sp. nov." figureDoi="10.3897/zookeys.961.53058.figure53" httpUri="https://binary.pensoft.net/fig/443280" pageId="0" pageNumber="41">, 53</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="41" type="type material">
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<paragraph pageId="0" pageNumber="41">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="41">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="41">Holotype</emphasis>
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: male (IZCAS), Roadside between Nahteukhu and BaAve (
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<geoCoordinate degrees="27" direction="north" minutes="18.00" orientation="latitude" precision="9" value="27.3">27°18.00'N</geoCoordinate>
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,
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<geoCoordinate degrees="97" direction="east" minutes="23.27" orientation="longitude" precision="9" value="97.38783">97°23.27'E</geoCoordinate>
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, elevation 535 m), Putao,
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<emphasis bold="true" pageId="0" pageNumber="41">Kachin State</emphasis>
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,
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<emphasis bold="true" pageId="0" pageNumber="41">Myanmar</emphasis>
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, 8 December 2016, J. Wu leg.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="41">Paratype</emphasis>
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: 1 female (IZCAS), same data as holotype.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="41" type="etymology">
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<paragraph pageId="0" pageNumber="41">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="41">The specific name refers to the type locality; noun in apposition.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="41" type="diagnosis">
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<paragraph pageId="0" pageNumber="41">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="41">
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Males resemble
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<taxonomicName lsidName="M. putao" pageId="0" pageNumber="41" rank="species" species="putao">
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<emphasis italics="true" pageId="0" pageNumber="41">M. putao</emphasis>
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</taxonomicName>
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sp. nov. but can be distinguished by the absence of a pit on the bulb (vs. presence of a distinct pit resulting from the basal connection of embolus and conductor (Fig.
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<figureCitation captionStart="Figure 29" captionStartId="F29" captionText="Figure 29. Merizocera putao sp. nov., holotype male. A Bulb, dorsal view B bulb, dorsal view C palp, prolateral view D palp, retrolateral view. Abbreviations: CO = conductor, CP = cymbial protrusion, EM = embolus, PI = pit." figureDoi="10.3897/zookeys.961.53058.figure29" httpUri="https://binary.pensoft.net/fig/443255" pageId="0" pageNumber="41">29B</figureCitation>
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)), presence of a relatively short clypeal protrusion (Fig.
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Merizocera kachin sp. nov., holotype male and paratype female. A Endogyne, dorsal view B female epigastric area, ventral view C male habitus, dorsal view D female habitus, dorsal view E female habitus, ventral view. Abbreviations: OB = ovoid body, PT = clypeal protrusion, SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure12" httpUri="https://binary.pensoft.net/fig/443238" pageId="0" pageNumber="41">12C</figureCitation>
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) (vs. relatively long clypeal protrusion (Fig.
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<figureCitation captionStart="Figure 30" captionStartId="F30" captionText="Figure 30. Merizocera putao sp. nov., holotype male and paratype female. A Endogyne, dorsal view B female epigastric area, ventral view C male habitus, dorsal view D female habitus, dorsal view E female habitus, ventral view. Abbreviations: PT = clypeal protrusion, SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure30" httpUri="https://binary.pensoft.net/fig/443256" pageId="0" pageNumber="41">30C</figureCitation>
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). The females can be distinguished by a pair of conically tipped spermathecae (Fig.
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Merizocera kachin sp. nov., holotype male and paratype female. A Endogyne, dorsal view B female epigastric area, ventral view C male habitus, dorsal view D female habitus, dorsal view E female habitus, ventral view. Abbreviations: OB = ovoid body, PT = clypeal protrusion, SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure12" httpUri="https://binary.pensoft.net/fig/443238" pageId="0" pageNumber="41">12A</figureCitation>
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) (vs. spermathecae each with a rounded tip (Fig.
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<figureCitation captionStart="Figure 30" captionStartId="F30" captionText="Figure 30. Merizocera putao sp. nov., holotype male and paratype female. A Endogyne, dorsal view B female epigastric area, ventral view C male habitus, dorsal view D female habitus, dorsal view E female habitus, ventral view. Abbreviations: PT = clypeal protrusion, SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure30" httpUri="https://binary.pensoft.net/fig/443256" pageId="0" pageNumber="41">30A</figureCitation>
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)).
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</paragraph>
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<caption doi="10.3897/zookeys.961.53058.figure11" httpUri="https://binary.pensoft.net/fig/443237" pageId="0" pageNumber="41" start="Figure 11" startId="F11">
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<paragraph pageId="0" pageNumber="41">
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<emphasis bold="true" pageId="0" pageNumber="41">Figure 11.</emphasis>
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<taxonomicName authorityName="Li" authorityYear="2020" class="Arachnida" family="Psilodercidae" genus="Merizocera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merizocera kachin" order="Araneae" pageId="0" pageNumber="41" phylum="Arthropoda" rank="species" species="kachin">
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<emphasis italics="true" pageId="0" pageNumber="41">Merizocera kachin</emphasis>
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</taxonomicName>
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sp. nov., holotype male.
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<emphasis bold="true" pageId="0" pageNumber="41">A</emphasis>
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Bulb, dorsal view
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<emphasis bold="true" pageId="0" pageNumber="41">B</emphasis>
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bulb, retrolateral view
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<emphasis bold="true" pageId="0" pageNumber="41">C</emphasis>
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palp, prolateral view
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<emphasis bold="true" pageId="0" pageNumber="41">D</emphasis>
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palp, retrolateral view. Abbreviations: CO = conductor, CP = cymbial protrusion, EM = embolus.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="41" type="description">
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<paragraph pageId="0" pageNumber="41">Description.</paragraph>
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<paragraph pageId="0" pageNumber="41">
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<emphasis bold="true" pageId="0" pageNumber="41">Male</emphasis>
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(holotype). Total length 1.44; carapace 0.67 long, 0.56 wide; abdomen 0.79 long, 0.74 wide. Carapace circular, brownish, with dark brown radiating marks (Fig.
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Merizocera kachin sp. nov., holotype male and paratype female. A Endogyne, dorsal view B female epigastric area, ventral view C male habitus, dorsal view D female habitus, dorsal view E female habitus, ventral view. Abbreviations: OB = ovoid body, PT = clypeal protrusion, SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure12" httpUri="https://binary.pensoft.net/fig/443238" pageId="0" pageNumber="41">12C</figureCitation>
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). Fovea shallow. Thoracic region distinctly elevated medially. Clypeus brownish, with small protrusion provided with long setae. Labium dark brown. Sternum dark brown, with distinct dark radiating lines. Abdomen ovoid, dark grey (Fig.
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Merizocera kachin sp. nov., holotype male and paratype female. A Endogyne, dorsal view B female epigastric area, ventral view C male habitus, dorsal view D female habitus, dorsal view E female habitus, ventral view. Abbreviations: OB = ovoid body, PT = clypeal protrusion, SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure12" httpUri="https://binary.pensoft.net/fig/443238" pageId="0" pageNumber="41">12C</figureCitation>
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). Legs light brown; measurements: I 6.87 (1.86, 0.21, 2.10, 1.92, 0.78), II 5.25 (1.44, 0.20, 1.60, 1.38, 0.63), III 3.85 (1.05, 0.19, 1.10, 1.00, 0.51), IV 5.58 (1.45, 0.21, 1.72, 1.45, 0.75). Palp (Fig.
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<figureCitation captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Merizocera kachin sp. nov., holotype male. A Bulb, dorsal view B bulb, retrolateral view C palp, prolateral view D palp, retrolateral view. Abbreviations: CO = conductor, CP = cymbial protrusion, EM = embolus." figureDoi="10.3897/zookeys.961.53058.figure11" httpUri="https://binary.pensoft.net/fig/443237" pageId="0" pageNumber="41">11A-D</figureCitation>
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): femur slender, four times longer than patella; patella not swollen; tibia half length of femur; cymbium with distal protrusion, half length of femur, length ratio of dorsal elongation and cymbium 0.28; bulb pale yellow, elongated pyriform with embolus and conductor arising distally; embolus hooked, almost similar in length with tegular, with pointed tip, width of anterior horizontal hooked part half width of tegular; conductor short with pointed tip, basally connected with embolus.
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</paragraph>
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<caption doi="10.3897/zookeys.961.53058.figure12" httpUri="https://binary.pensoft.net/fig/443238" pageId="0" pageNumber="41" start="Figure 12" startId="F12">
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<paragraph pageId="0" pageNumber="41">
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<emphasis bold="true" pageId="0" pageNumber="41">Figure 12.</emphasis>
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<taxonomicName authorityName="Li" authorityYear="2020" class="Arachnida" family="Psilodercidae" genus="Merizocera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merizocera kachin" order="Araneae" pageId="0" pageNumber="41" phylum="Arthropoda" rank="species" species="kachin">
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<emphasis italics="true" pageId="0" pageNumber="41">Merizocera kachin</emphasis>
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</taxonomicName>
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sp. nov., holotype male and paratype female.
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<emphasis bold="true" pageId="0" pageNumber="41">A</emphasis>
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Endogyne, dorsal view
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<emphasis bold="true" pageId="0" pageNumber="41">B</emphasis>
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female epigastric area, ventral view
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<emphasis bold="true" pageId="0" pageNumber="41">C</emphasis>
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male habitus, dorsal view
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<emphasis bold="true" pageId="0" pageNumber="41">D</emphasis>
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female habitus, dorsal view
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<emphasis bold="true" pageId="0" pageNumber="41">E</emphasis>
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female habitus, ventral view. Abbreviations: OB = ovoid body, PT = clypeal protrusion, SP = spermatheca.
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</paragraph>
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</caption>
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<paragraph pageId="0" pageNumber="41">
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<emphasis bold="true" pageId="0" pageNumber="41">Female</emphasis>
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(paratype). General features and colouration similar to those of male except for the absence of clypeus protrusion (Fig.
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Merizocera kachin sp. nov., holotype male and paratype female. A Endogyne, dorsal view B female epigastric area, ventral view C male habitus, dorsal view D female habitus, dorsal view E female habitus, ventral view. Abbreviations: OB = ovoid body, PT = clypeal protrusion, SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure12" httpUri="https://binary.pensoft.net/fig/443238" pageId="0" pageNumber="41">12D, E</figureCitation>
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). Measurements: total length 1.25; carapace 0.58 long, 0.49 wide; abdomen 0.69 long, 0.57 wide. Leg measurements: I 3.52 (0.89, 0.19, 1.06, 0.85, 0.53), II 2.95 (0.75, 0.19, 0.85, 0.70, 0.46), III 2.41 (0.63, 0.16, 0.63, 0.59, 0.40), IV 3.49 (0.87, 0.18, 1.05, 0.83, 0.56). Epigastric area (Fig.
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Merizocera kachin sp. nov., holotype male and paratype female. A Endogyne, dorsal view B female epigastric area, ventral view C male habitus, dorsal view D female habitus, dorsal view E female habitus, ventral view. Abbreviations: OB = ovoid body, PT = clypeal protrusion, SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure12" httpUri="https://binary.pensoft.net/fig/443238" pageId="0" pageNumber="41">12B</figureCitation>
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): brown semi-circular patch with pale slit medially. Endogyne (Fig.
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Merizocera kachin sp. nov., holotype male and paratype female. A Endogyne, dorsal view B female epigastric area, ventral view C male habitus, dorsal view D female habitus, dorsal view E female habitus, ventral view. Abbreviations: OB = ovoid body, PT = clypeal protrusion, SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure12" httpUri="https://binary.pensoft.net/fig/443238" pageId="0" pageNumber="41">12A</figureCitation>
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) with a pair of spermathecae each with a conical tip, posteriorly with a pair of ovoid bodies, ratio of the width of conical tip spermathecae to the interdistance of spermathecae 1:7.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="41" type="distribution">
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<paragraph pageId="0" pageNumber="41">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="41">
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Known only from the type locality (Myanmar; Fig.
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<figureCitation captionStart="Figure 53" captionStartId="F53" captionText="Figure 53. Distribution records of the new species of Merizocera from China and Myanmar. 1 M. baoshan sp. nov. 2 M. hponkanrazi sp. nov. 3 M. kachin sp. nov. 4 M. lincang sp. nov. 5 M. mainling sp. nov. 6 M. nyingchi sp. nov. 7 M. putao sp. nov. 8 M. tengchong sp. nov. 9 M. wenshan sp. nov. 10 M. wui sp. nov. 11 M. yuxi sp. nov." figureDoi="10.3897/zookeys.961.53058.figure53" httpUri="https://binary.pensoft.net/fig/443280" pageId="0" pageNumber="41">53</figureCitation>
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).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |