162 lines
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162 lines
16 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="7CF45AFB64625CA0826466D77796471E" docLanguage="en" docName="ZooKeys 961: 41-118" docOrigin="ZooKeys 961" docSource="http://dx.doi.org/10.3897/zookeys.961.53058" docTitle="Merizocera thenna Li 2020, sp. nov." docType="treatment" docUuid="17D2C8DC-6F36-43AC-A45D-0E464F936B96" 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="167284467" LSID="urn:lsid:zoobank.org:act:17D2C8DC-6F36-43AC-A45D-0E464F936B96" httpUri="http://treatment.plazi.org/id/7CF45AFB64625CA0826466D77796471E" 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="7CF45AFB-6462-5CA0-8264-66D77796471E" authority="Li" authorityName="Li" authorityYear="2020" class="Arachnida" family="Psilodercidae" genus="Merizocera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merizocera thenna" order="Araneae" pageId="0" pageNumber="41" phylum="Arthropoda" rank="species" species="thenna" status="sp. nov.">Merizocera thenna Li</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="41">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 42" captionStartId="F42" captionText="Figure 42. Merizocera thenna sp. nov., holotype male. A Bulb, dorsal view B bulb, dorsal view, embolus and conductor distorted C palp, prolateral view D palp, retrolateral view. Abbreviations: CO = conductor, CP = cymbial protrusion, EM = embolus." figureDoi="10.3897/zookeys.961.53058.figure42" httpUri="https://binary.pensoft.net/fig/443269" pageId="0" pageNumber="41">Figures 42</figureCitation>
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<figureCitation captionStart="Figure 43" captionStartId="F43" captionText="Figure 43. Merizocera thenna 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. Abbreviation: SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure43" httpUri="https://binary.pensoft.net/fig/443270" pageId="0" pageNumber="41">, 43</figureCitation>
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<figureCitation captionStart="Figure 52" captionStartId="F52" captionText="Figure 52. Distribution records of the new species of Merizocera from Sri Lanka. 1 M. colombo sp. nov. 2 M. galle sp. nov. 3 M. kandy sp. nov. 4 M. kurunegala sp. nov. 5 M. peraderiya sp. nov. 6 M. ratnapura sp. nov. 7 M. salawa sp. nov. 8 M. thenna sp. nov. 9 M. uva sp. nov." figureDoi="10.3897/zookeys.961.53058.figure52" httpUri="https://binary.pensoft.net/fig/443279" pageId="0" pageNumber="41">, 52</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), near the Suwargeya Cave of Archeaology place of Kuragala (
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<geoCoordinate degrees="6" direction="north" minutes="37.45" orientation="latitude" precision="9" value="6.6241665">6°37.45'N</geoCoordinate>
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,
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<geoCoordinate degrees="80" direction="east" minutes="52.21" orientation="longitude" precision="9" value="80.87016">80°52.21'E</geoCoordinate>
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, elevation 439 m), Thenna Village, Kaldoda Town, Balangoda, Ratnapura District,
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<emphasis bold="true" pageId="0" pageNumber="41">Sabaragamuwa</emphasis>
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,
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<emphasis bold="true" pageId="0" pageNumber="41">Sri Lanka</emphasis>
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, 1 October 2014, S. Kosala leg.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="41">Paratypes</emphasis>
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: 2 females (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 can be recognised from all other congeners by the twisted widened embolus and a trifurcate conductor (Fig.
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<figureCitation captionStart="Figure 42" captionStartId="F42" captionText="Figure 42. Merizocera thenna sp. nov., holotype male. A Bulb, dorsal view B bulb, dorsal view, embolus and conductor distorted C palp, prolateral view D palp, retrolateral view. Abbreviations: CO = conductor, CP = cymbial protrusion, EM = embolus." figureDoi="10.3897/zookeys.961.53058.figure42" httpUri="https://binary.pensoft.net/fig/443269" pageId="0" pageNumber="41">42B</figureCitation>
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). Females can be distinguished by a pair of horizontal, slender, stalked spermathecae, both ends bearing globose distal parts (Fig.
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<figureCitation captionStart="Figure 43" captionStartId="F43" captionText="Figure 43. Merizocera thenna 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. Abbreviation: SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure43" httpUri="https://binary.pensoft.net/fig/443270" pageId="0" pageNumber="41">43A</figureCitation>
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).
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</paragraph>
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<caption doi="10.3897/zookeys.961.53058.figure42" httpUri="https://binary.pensoft.net/fig/443269" pageId="0" pageNumber="41" start="Figure 42" startId="F42">
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<paragraph pageId="0" pageNumber="41">
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<emphasis bold="true" pageId="0" pageNumber="41">Figure 42.</emphasis>
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<taxonomicName authorityName="Li" authorityYear="2020" class="Arachnida" family="Psilodercidae" genus="Merizocera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merizocera thenna" order="Araneae" pageId="0" pageNumber="41" phylum="Arthropoda" rank="species" species="thenna">
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<emphasis italics="true" pageId="0" pageNumber="41">Merizocera thenna</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, dorsal view, embolus and conductor distorted
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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 1.31; carapace 0.61 long, 0.50 wide; abdomen 0.65 long, 0.42 wide. Carapace circular, brownish, with dark brown marks laterally and dark brown median stripe on anterior half (Fig.
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<figureCitation captionStart="Figure 43" captionStartId="F43" captionText="Figure 43. Merizocera thenna 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. Abbreviation: SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure43" httpUri="https://binary.pensoft.net/fig/443270" pageId="0" pageNumber="41">43C</figureCitation>
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). Fovea shallow. Thoracic region distinctly elevated medially. Clypeus brownish, with dark brown marks medially. Labium dark brown. Sternum dark brown but brownish medially, with distinct dark radiating lines. Abdomen slightly elongated, brownish, with dark brown marks dorsally and ventrally. Legs light brown; measurements: I 5.33 (1.36, 0.19, 1.64, 1.41, 0.73), II 3.85 (1.00, 0.20, 1.11, 0.97, 0.57), III 3.13 (0.84, 0.17, 0.88, 0.79, 0.45), IV missing. Palp (Fig.
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<figureCitation captionStart="Figure 42" captionStartId="F42" captionText="Figure 42. Merizocera thenna sp. nov., holotype male. A Bulb, dorsal view B bulb, dorsal view, embolus and conductor distorted C palp, prolateral view D palp, retrolateral view. Abbreviations: CO = conductor, CP = cymbial protrusion, EM = embolus." figureDoi="10.3897/zookeys.961.53058.figure42" httpUri="https://binary.pensoft.net/fig/443269" pageId="0" pageNumber="41">42A-D</figureCitation>
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): femur slender, four times longer than patella; patella not swollen; tibia swollen proximally; cymbium with distal protrusion, length ratio of dorsal elongation and cymbium 0.46; bulb brown, pyriform with embolus and conductor arising distally; embolus twisted and dark at the tip, approx. half the width and length of bulb; conductor arising laterally, trifurcate, two hooked, one twice as long as the other but with pointed tip.
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</paragraph>
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<caption doi="10.3897/zookeys.961.53058.figure43" httpUri="https://binary.pensoft.net/fig/443270" pageId="0" pageNumber="41" start="Figure 43" startId="F43">
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<paragraph pageId="0" pageNumber="41">
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<emphasis bold="true" pageId="0" pageNumber="41">Figure 43.</emphasis>
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<taxonomicName authorityName="Li" authorityYear="2020" class="Arachnida" family="Psilodercidae" genus="Merizocera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merizocera thenna" order="Araneae" pageId="0" pageNumber="41" phylum="Arthropoda" rank="species" species="thenna">
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<emphasis italics="true" pageId="0" pageNumber="41">Merizocera thenna</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. Abbreviation: 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). Similar to male in colouration and general features but slightly larger (Fig.
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<figureCitation captionStart="Figure 43" captionStartId="F43" captionText="Figure 43. Merizocera thenna 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. Abbreviation: SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure43" httpUri="https://binary.pensoft.net/fig/443270" pageId="0" pageNumber="41">43D, E</figureCitation>
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). Measurements: total length 1.31; carapace 0.56 long, 0.48 wide; abdomen 0.67 long, 0.57 wide. Leg measurements: I and II missing, III 2.26 (0.58, 0.16, 0.62, 0.54, 0.36), IV 3.35 (0.82, 0.18, 1.00, 0.84, 0.51). Epigastric area (Fig.
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<figureCitation captionStart="Figure 43" captionStartId="F43" captionText="Figure 43. Merizocera thenna 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. Abbreviation: SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure43" httpUri="https://binary.pensoft.net/fig/443270" pageId="0" pageNumber="41">43B</figureCitation>
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): light brown elongated patch. Endogyne (Fig.
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<figureCitation captionStart="Figure 43" captionStartId="F43" captionText="Figure 43. Merizocera thenna 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. Abbreviation: SP = spermatheca." figureDoi="10.3897/zookeys.961.53058.figure43" httpUri="https://binary.pensoft.net/fig/443270" pageId="0" pageNumber="41">43A</figureCitation>
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) with a pair of horizontally stalked spermathecae, both ends bearing globose distal ends, ratio of the width of spermatheca to the interdistance of spermathecae 1:3.5.
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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 (Sri Lanka; Fig.
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<figureCitation captionStart="Figure 52" captionStartId="F52" captionText="Figure 52. Distribution records of the new species of Merizocera from Sri Lanka. 1 M. colombo sp. nov. 2 M. galle sp. nov. 3 M. kandy sp. nov. 4 M. kurunegala sp. nov. 5 M. peraderiya sp. nov. 6 M. ratnapura sp. nov. 7 M. salawa sp. nov. 8 M. thenna sp. nov. 9 M. uva sp. nov." figureDoi="10.3897/zookeys.961.53058.figure52" httpUri="https://binary.pensoft.net/fig/443279" pageId="0" pageNumber="41">52</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> |