132 lines
11 KiB
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132 lines
11 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.393.6717" ID-GBIF-Dataset="ca1977b6-7464-4c67-999d-761e0faa67ab" ID-PMC="PMC3974427" ID-Pensoft-Pub="1313-2970-393-1" ID-PubMed="24715783" ID-ZBK="5B035E76BBD14A44A5D8C2140E6168F1" ModsDocAuthor="" ModsDocDate="2014" ModsDocID="1313-2970-393-1" ModsDocOrigin="ZooKeys 393" ModsDocTitle="A cybertaxonomic revision of the micro-landsnail genus Plectostoma Adam (Mollusca, Caenogastropoda, Diplommatinidae), from Peninsular Malaysia, Sumatra and Indochina" checkinTime="1451246065565" checkinUser="pensoft" docAuthor="Liew, Thor-Seng, Vermeulen, Jaap Jan, Marzuki, Mohammad Effendi bin & Schilthuizen, Menno" docDate="2014" docId="4C8EF3AE676164E4CF054CF1CA790340" docLanguage="en" docName="ZooKeys 393: 1-107" docOrigin="ZooKeys 393" docSource="http://dx.doi.org/10.3897/zookeys.393.6717" docTitle="Plectostoma davisoni Liew, Vermeulen, Marzuki & Schilthuizen, 2014, sp. n." docType="treatment" docUuid="D54FF7DC-7DD6-44D3-8A53-C45DEAF5243E" docUuidSource="ZooBank" docVersion="4" lastPageNumber="55" masterDocId="A935FFF6FFE56726FFC5FFA8FFCE7A2A" masterDocTitle="A cybertaxonomic revision of the micro-landsnail genus Plectostoma Adam (Mollusca, Caenogastropoda, Diplommatinidae), from Peninsular Malaysia, Sumatra and Indochina" masterLastPageNumber="107" masterPageNumber="1" pageNumber="54" updateTime="1668158106070" 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>A cybertaxonomic revision of the micro-landsnail genus Plectostoma Adam (Mollusca, Caenogastropoda, Diplommatinidae), from Peninsular Malaysia, Sumatra and Indochina</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>Liew, Thor-Seng</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>Vermeulen, Jaap Jan</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>Marzuki, Mohammad Effendi bin</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>Schilthuizen, Menno</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>393</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>107</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.393.6717</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.393.6717</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-393-1</mods:identifier>
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<mods:identifier type="ZBK">5B035E76BBD14A44A5D8C2140E6168F1</mods:identifier>
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<mods:identifier type="ZooBank">5B035E76BBD14A44A5D8C2140E6168F1</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152052238" LSID="urn:lsid:zoobank.org:act:D54FF7DC-7DD6-44D3-8A53-C45DEAF5243E" httpUri="http://treatment.plazi.org/id/4C8EF3AE676164E4CF054CF1CA790340" lastPageId="54" lastPageNumber="55" pageId="53" pageNumber="54">
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<subSubSection pageId="53" pageNumber="54" type="nomenclature">
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<paragraph pageId="53" pageNumber="54">
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<taxonomicName LSID="http://zoobank.org/D54FF7DC-7DD6-44D3-8A53-C45DEAF5243E" class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma davisoni" order="Architaenioglossa" pageId="53" pageNumber="54" phylum="Mollusca" rank="species" species="davisoni">Plectostoma davisoni</taxonomicName>
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<taxonomicNameLabel pageId="53" pageNumber="54">sp. n.</taxonomicNameLabel>
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Figure 37, Appendix 9, 10
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</paragraph>
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</subSubSection>
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<subSubSection pageId="53" pageNumber="54" type="type material">
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<paragraph pageId="53" pageNumber="54">Type material.</paragraph>
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<paragraph pageId="53" pageNumber="54">Holotype: BOR 5646(1)</paragraph>
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<paragraph pageId="53" pageNumber="54">Paratypes: ZMA 162069(>25), ZMA 162070(3), ZMA 162071(>50), ZMA 162146(7), ZMA 162147(8), BOR 5508(>25), BOR 5626(>25), BOR 5641(9), V 8652(6), V 8929(>25), V 9206(6), V 8265(>10), V 8301(>25), V 9243(>50), V 9340(7), V 9417(7), V 14242(5).</paragraph>
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</subSubSection>
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<subSubSection pageId="53" pageNumber="54" type="diagnosis">
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<paragraph pageId="53" pageNumber="54">Diagnosis.</paragraph>
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<paragraph pageId="53" pageNumber="54">
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Shares with
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<taxonomicName class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma relauensis" order="Architaenioglossa" pageId="53" pageNumber="54" phylum="Mollusca" rank="species" species="relauensis">Plectostoma relauensis</taxonomicName>
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the general shell form, in terms of apex, spire, and tuba shape, but differs by having two parietal constriction teeth.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="53" pageNumber="54" type="etymology">
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<paragraph pageId="53" pageNumber="54">Etymology.</paragraph>
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<paragraph pageId="53" pageNumber="54">
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This species is named after Dr. Geoffrey Davison, who has been involved in the conservation of limestone hills in Malaysia, and has collected a lot of snail specimens, many of which are included in this revision of
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<taxonomicName class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma" order="Architaenioglossa" pageId="53" pageNumber="54" phylum="Mollusca" rank="genus">Plectostoma</taxonomicName>
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from Malaysia.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="53" pageNumber="54" type="description">
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<paragraph pageId="53" pageNumber="54">Description.</paragraph>
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<paragraph pageId="53" pageNumber="54">Apex. Shape: slightly to moderately convex.</paragraph>
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<paragraph pageId="53" pageNumber="54">Spire. Height: 1.6-2.0 mm. Width: 1.4-1.5 mm. Number of whorls: 3 5/8-4 7/8. Apical spire shape: depressed conical. Basal spire shape: ovoid. Whorl periphery: moderately to distinctly convex. Umbilicus: open.</paragraph>
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<paragraph pageId="53" pageNumber="54">Constriction. Parietal teeth: two. Basal teeth: none.</paragraph>
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<paragraph pageId="53" pageNumber="54">Tuba. Coiling direction: type 2 and aperture visible in frontal view. Tuba whorl length in proportion to spire last whorl: ca. 5/8-3/4. Proportion of tuba that attaches to spire: whole.</paragraph>
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<paragraph pageId="53" pageNumber="54">Aperture and peristome. Peristome: double peristomes. Outer peristome shape: similer to inner peristome, projected all around, except the posterior part, where the two lateral sides are slightly more projected than the anterior side.</paragraph>
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<paragraph pageId="53" pageNumber="54">Spiral lines. Thick lines: present. Thin lines: present.</paragraph>
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<paragraph pageId="53" pageNumber="54">Radial ribs. Rib density: 6-7 ribs per mm. Rib intensity: thin. Shape: straight. Inclination: orthoclin.</paragraph>
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<caption pageId="53" pageNumber="54">
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<paragraph pageId="53" pageNumber="54">
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Figures 37.
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<taxonomicName class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma davisoni" order="Architaenioglossa" pageId="53" pageNumber="54" phylum="Mollusca" rank="species" species="davisoni">Plectostoma davisoni</taxonomicName>
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sp. n. BOR 5646. A frontal view B left lateral view C back view D right lateral view E top view F bottom view G parietal part of constriction inner whorl H basal part of constriction inner whorl. Scale bar = 1 mm (for
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<normalizedToken originalValue="A–F">A-F</normalizedToken>
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).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="53" pageNumber="54" type="distribution">
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<paragraph pageId="53" pageNumber="54">Distribution.</paragraph>
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<paragraph pageId="53" pageNumber="54">
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Type locality. Limestone hill on the right hand side of the road D29, at km 17 when travelling from Jelawang to Gua Musang (
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="4.9844446">4°59'4"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="101.96472">101°57'53"E</geoCoordinate>
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).
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</paragraph>
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<paragraph pageId="53" pageNumber="54">Distribution range. This species has a very large distribution range, ca. 80 km diameter. It can be found in many limestone outcrops in the central part of Peninsular Malaysia, mainly in the State of Kelantan (Figure 17D). In addition, it can also be found in a cluster of limestone hills located at upper Sungai Keniyam Kecil in Taman Negara (ca. 60 km from Gua Musang).</paragraph>
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</subSubSection>
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<subSubSection pageId="54" pageNumber="55" type="conservation status">
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<paragraph pageId="54" pageNumber="55">
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<pageBreakToken pageId="54" pageNumber="55" start="start">Conservation</pageBreakToken>
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status.
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</paragraph>
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<paragraph pageId="54" pageNumber="55">Least concern. This is a widespread species. Although many hills in Kelantan are being degraded and surrounded by oil palm plantations, there are a few well protected hills in Taman Negara in Pahang, where this species occurs.</paragraph>
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</subSubSection>
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<subSubSection pageId="54" pageNumber="55" type="discussion">
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<paragraph pageId="54" pageNumber="55">Discussion.</paragraph>
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<paragraph pageId="54" pageNumber="55">
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This species is highly variable in the shell form (Appendix 9 and Appendix 10), and has a very wide distribution range which partly overlaps with many other
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<taxonomicName class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma" order="Architaenioglossa" pageId="54" pageNumber="55" phylum="Mollusca" rank="genus">Plectostoma</taxonomicName>
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species (Figure 18). It is very densely distributed in the State of Kelantan, parapatric with
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<taxonomicName class="Gastropoda" family="Diplommatinidae" genus="Plectostoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Plectostoma christae" order="Architaenioglossa" pageId="54" pageNumber="55" phylum="Mollusca" rank="species" species="christae">Plectostoma christae</taxonomicName>
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. The species becomes more sparse toward the limestone hills in Taman Negara, Pahang (Figure 18C). In view of this, it is possible that the species actually consists of two or more cryptic species, and thus more genetic data are needed.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |