186 lines
16 KiB
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186 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.797.29510" ID-GBIF-Dataset="17a988bc-106e-4cd5-af88-8a606353b34f" ID-PMC="PMC6255853" ID-Pensoft-Pub="1313-2970-797-19" ID-PubMed="30505161" ID-ZBK="A5403588F43D40FF81EE2009E49823B4" ModsDocAuthor="" ModsDocDate="2018" ModsDocID="1313-2970-797-19" ModsDocOrigin="ZooKeys 797" ModsDocTitle="A revision of dragon millipedes IV: the new genus Spinaxytes, with the description of nine new species (Diplopoda, Polydesmida, Paradoxosomatidae)" checkinTime="1542677994046" checkinUser="pensoft" docAuthor="Srisonchai, Ruttapon, Enghoff, Henrik, Likhitrakarn, Natdanai & Panha, Somsak" docDate="2018" docId="334D026F96583BC5FA1AD12AC8AAC23A" docLanguage="en" docName="ZooKeys 797: 19-69" docOrigin="ZooKeys 797" docSource="http://dx.doi.org/10.3897/zookeys.797.29510" docTitle="Spinaxytes krabiensis Srisonchai, Enghoff & Panha, sp. n." docType="treatment" docUuid="DCB1E283-74DC-48F6-9876-FE1E70F8AB8A" docUuidSource="ZooBank" docVersion="5" lastPageNumber="19" masterDocId="7C43FFACB225AA2193482143FFF2FF98" masterDocTitle="A revision of dragon millipedes IV: the new genus Spinaxytes, with the description of nine new species (Diplopoda, Polydesmida, Paradoxosomatidae)" masterLastPageNumber="69" masterPageNumber="19" originalUpdateDomain="Boston" originalUpdateTime="1542677994046" originalUpdateUser="pensoft" pageNumber="19" updateTime="1668166441925" 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 revision of dragon millipedes IV: the new genus Spinaxytes, with the description of nine new species (Diplopoda, Polydesmida, Paradoxosomatidae)</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>Srisonchai, Ruttapon</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>Enghoff, Henrik</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>Likhitrakarn, Natdanai</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>Panha, Somsak</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>2018</mods:date>
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<mods:detail type="volume">
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<mods:number>797</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>19</mods:start>
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<mods:end>69</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.797.29510</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.797.29510</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-797-19</mods:identifier>
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<mods:identifier type="ZBK">A5403588F43D40FF81EE2009E49823B4</mods:identifier>
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<mods:identifier type="ZooBank">A5403588F43D40FF81EE2009E49823B4</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="149736184" LSID="urn:lsid:zoobank.org:act:DCB1E283-74DC-48F6-9876-FE1E70F8AB8A" httpUri="http://treatment.plazi.org/id/334D026F96583BC5FA1AD12AC8AAC23A" lastPageNumber="19" pageId="0" pageNumber="19">
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<subSubSection pageId="0" pageNumber="19" type="nomenclature">
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<paragraph pageId="0" pageNumber="19">
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<taxonomicName LSID="http://zoobank.org/DCB1E283-74DC-48F6-9876-FE1E70F8AB8A" authority="Srisonchai, Enghoff & Panha" class="Diplopoda" family="Paradoxosomatidae" genus="Spinaxytes" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Spinaxytes krabiensis" order="Polydesmida" pageId="0" pageNumber="19" phylum="Arthropoda" rank="species" species="krabiensis">Spinaxytes krabiensis Srisonchai, Enghoff & Panha</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="19">sp. n.</taxonomicNameLabel>
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Figs 3; 4
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<normalizedToken originalValue="H–J">H-J</normalizedToken>
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; 5D; 15, 16, 17
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="19" type="materials_examined">
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<paragraph pageId="0" pageNumber="19">Material examined.</paragraph>
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<paragraph pageId="0" pageNumber="19">
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Holotype. ♂, THAILAND, Krabi Province, Mueang Krabi District, Wat Tham Sue (Tiger Cave), valley behind Tiger Cave,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.127222">8°07'38"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.92389">98°55'26"E</geoCoordinate>
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, ca. 87 m a.s.l., 9 Jul. 2017, ASRU members leg. (CUMZ-pxDGT00211). Paratypes. 5 ♂♂, 9 ♀♀, 1 juvenile, same data as for holotype (CUMZ-pxDGT00212); 1 ♂, 1 ♀, same data as for holotype (ZMUC00040252). Further specimens, not paratypes, all from THAILAND, Krabi Province. Ao Luek District: 2 ♂♂, 1 ♀, Than Bok Khorani,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.391111">8°23'28"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.735275">98°44'07"E</geoCoordinate>
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, ca. 46 m a.s.l., 14 Jan. 2013, ASRU members leg. (CUMZ); 5 ♂♂, 1 ♀, Than Bok Khorani,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.391111">8°23'28"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.735275">98°44'07"E</geoCoordinate>
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, ca. 46 m a.s.l., 23 Aug. 2014, ASRU members leg. (CUMZ); 12 ♂♂, 7 ♀♀, 1 juvenile, Than Bok Khorani,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.391111">8°23'28"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.735275">98°44'07"E</geoCoordinate>
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, ca. 46 m a.s.l., 30 Aug. 2015, ASRU members leg. (CUMZ); 3 ♂♂, Than Bok Khorani,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.391111">8°23'28"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.735275">98°44'07"E</geoCoordinate>
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, ca. 46 m a.s.l., Jan. 2016, ASRU members leg. (CUMZ); 1 ♂, 5 ♀♀, P.N. Mountain Resort,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.402499">8°24'09"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.73833">98°44'18"E</geoCoordinate>
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, ca. 46 m a.s.l., 30 Aug. 2015, ASRU members leg. (CUMZ); 1 ♂, 1 broken ♂, Tham Sa Yuan Thong (Sa Yuan Thong Cave),
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.391389">8°23'29"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.77139">98°46'17"E</geoCoordinate>
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, ca. 7 m a.s.l., 9 Oct. 2006, ASRU members leg. (CUMZ). Muaeng Krabi District: 1 broken ♂, Wat Tham Sue (Tiger Cave), valley behind Tiger Cave,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.127222">8°07'38"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.92389">98°55'26"E</geoCoordinate>
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, ca. 87 m a.s.l., 25 Oct. 2007, ASRU members leg. (CUMZ); 1 broken ♂, 1 ♀, Wat Tham Sue (Tiger Cave), valley behind Tiger Cave,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.127222">8°07'38"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.92389">98°55'26"E</geoCoordinate>
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, ca. 87 m a.s.l., 7 Oct. 2009, ASRU members leg. (CUMZ); 1 ♂, Wat Tham Sue (Tiger Cave), valley behind Tiger Cave,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.127222">8°07'38"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.92389">98°55'26"E</geoCoordinate>
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, ca. 87 m a.s.l., 24 Aug. 2014, ASRU members leg. (CUMZ); 1 ♀, Wat Tham Sue (Tiger Cave), valley behind Tiger Cave,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.127222">8°07'38"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.92389">98°55'26"E</geoCoordinate>
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, ca. 87 m a.s.l., 30 Aug. 2015, P. Pimvichai, P. Prasankok and N. Natarat leg. (CUMZ); 2 ♂♂, 1 ♀, 1 broken ♀, Wat Tham Sue (Tiger Cave), valley behind Tiger Cave,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="8.127222">8°07'38"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.92389">98°55'26"E</geoCoordinate>
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, ca. 87 m a.s.l., 25 Jul. 2017, ASRU members leg. (CUMZ).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="19" type="etymology">
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<paragraph pageId="0" pageNumber="19">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="19">The new species is named after the province where the type locality lies.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="19" type="diagnosis">
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<paragraph pageId="0" pageNumber="19">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="19">
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Male femora 6 and 7 humped distally. Similar in this respect to
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<taxonomicName lsidName="S. macaca" pageId="0" pageNumber="19" rank="species" species="macaca">S. macaca</taxonomicName>
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sp. n., but differs by having: paraterga orange, longer; male femora 6 smaller; tip of lamina lateralis round, not protuding as digitiform; tip of lamina medialis terminating in two lobes.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="19" type="description">
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<paragraph pageId="0" pageNumber="19">Description.</paragraph>
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<paragraph pageId="0" pageNumber="19">SIZE. Length 28-31 mm (male), 30-33 mm (female); width of midbody metazona 1.8-2.0 mm (male), 2.2-2.5 mm (female). Width of rings 2 = 3 = 4 <collum <head = 5-16, thereafter body gradually tapering towards telson.</paragraph>
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<paragraph pageId="0" pageNumber="19">
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Colour (Figure 15
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<normalizedToken originalValue="A–D">A-D</normalizedToken>
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). Specimens in life with body black/brownish black; paraterga orange; head, antennae (except whitish distal part of antennomeres 7 and 8), collum, prozona and epiproct black; metaterga and surface below paraterga black/brownish black; sterna brown; legs brown/blackish brown; a few basal podomeres whitish brown.
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</paragraph>
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<paragraph pageId="0" pageNumber="19">Antennae (Figure 16M). Reaching to body ring 8 (male) and 6 (female) when stretched dorsally.</paragraph>
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<paragraph pageId="0" pageNumber="19">Collum (Figure 16A). With three transverse rows of setiferous tubercles/cones, 4+4 in anterior row, 1+1 in intermediate row and 2+2 in posterior row; with one conspicuous setiferous notch at lateral margin; paraterga spiniform, long, tip sharp, elevated at ca. 20°-30° in both male and female, directed caudolaterad.</paragraph>
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<paragraph pageId="0" pageNumber="19">Tegument. Quite shining; collum coarsely microgranulate; metaterga and surface below paraterga smooth.</paragraph>
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<paragraph pageId="0" pageNumber="19">Metaterga (Figure 16A, C, E). With two transverse rows of setiferous tubercles and setiferous cones/spines; metaterga 2-7 with 2+2 tubercles in anterior row and 2+2 spines in posterior row; 8-19 with 2+2 tubercles in anterior row and 2+2 cones in posterior row; lateral cones/spines of posterior row bigger and longer than mesal ones, gradually reduced in size and length on the following rings.</paragraph>
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<paragraph pageId="0" pageNumber="19">
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Paraterga (Figure 16
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<normalizedToken originalValue="A–E">A-E</normalizedToken>
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, H). Extremely long; directed dorsolaterad on body rings 2-16, elevated at ca. 45°-60° (male) 40°-50° (female), directed dorsocaudad on ring 17, directed increasingly caudad on body rings 18 and 19. Ozopore visible in subdorsal view.
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</paragraph>
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<paragraph pageId="0" pageNumber="19">Telson (Figure 16E, H, I). Epiproct long; tip subtruncate; lateral setiferous tubercles mostly inconspicuous (in some specimens conspicuous); apical tubercles inconspicuous. Hypoproct subtrapeziform; caudal margin round, with inconspicuous setiferous tubercles.</paragraph>
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<paragraph pageId="0" pageNumber="19">Sterna (Figs 4H; 16F, G). Sternal lobe between male coxae 4 bifurcate, long; tips sharp, in situ directed ventroanteriad; posterior surface bearing one pore.</paragraph>
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<paragraph pageId="0" pageNumber="19">Legs (Figs 4I, J; 16J). Male femora 6 a bit humped; male femora 7 strongly humped.</paragraph>
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<paragraph pageId="0" pageNumber="19">Gonopods (Figs 3, 5D, 17). Coxa subequal in length to femur. Prefemoral part ca. half as long as femur. Femur obviously enlarged distally. Postfemoral part narrow. Mesal sulcus and lateral sulcus wide. Solenophore bigger than postfemoral part: lamina lateralis small, compact, tip round: lamina medialis long; basally enlarged and slightly attenuated near the tip; tip a bit curved, terminating in two lobes. Solenomere curved and twisted, compressed in transverse section, tip directed lateroposteriad.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="19" type="distribution">
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<paragraph pageId="0" pageNumber="19">Distribution and habitat</paragraph>
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<paragraph pageId="0" pageNumber="19">
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(Figure 15E).
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<taxonomicName lsidName="S. krabiensis" pageId="0" pageNumber="19" rank="species" species="krabiensis">S. krabiensis</taxonomicName>
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sp. n. inhabits Krabi Province. Considering its narrow distribution, we regard this species as endemic for the Thai fauna. It is syntopic with
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Desmoxytes" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Desmoxytes delfae" order="Polydesmida" pageId="0" pageNumber="19" phylum="Arthropoda" rank="species" species="delfae">Desmoxytes delfae</taxonomicName>
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(Jeekel, 1964),
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Desmoxytes" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Desmoxytes cervina" order="Polydesmida" pageId="0" pageNumber="19" phylum="Arthropoda" rank="species" species="cervina">Desmoxytes cervina</taxonomicName>
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and
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Gigaxytes" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Gigaxytes gigas" order="Polydesmida" pageId="0" pageNumber="19" phylum="Arthropoda" rank="species" species="gigas">Gigaxytes gigas</taxonomicName>
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(Golovatch & Enghoff, 1994), which were collected from the same location (Than Bok Khorani and Wat Tham Sue (Tiger Cave)), but the new species was encountered living on rock walls or in small caves while the others were usually found on leaf litter or on tree branches.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="19" type="remarks">
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<paragraph pageId="0" pageNumber="19">Remarks.</paragraph>
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<paragraph pageId="0" pageNumber="19">We found variations in the lateral setiferous tubercles of the epiproct: conspicuous in some specimens, inconspicuous in others.</paragraph>
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<caption pageId="0" pageNumber="19">
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<paragraph pageId="0" pageNumber="19">
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Figure 9. Photographs of live
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Spinaxytes" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Spinaxytes efefi" order="Polydesmida" pageId="0" pageNumber="19" phylum="Arthropoda" rank="species" species="efefi">Spinaxytes efefi</taxonomicName>
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sp. n. and habitat A ♂ paratype, CUMZ-pxDGT00208 B ♀ paratype, CUMZ-pxDGT00208 C habitat.
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</paragraph>
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</caption>
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<caption pageId="0" pageNumber="19">
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<paragraph pageId="0" pageNumber="19">
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Figure 10.
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Spinaxytes" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Spinaxytes efefi" order="Polydesmida" pageId="0" pageNumber="19" phylum="Arthropoda" rank="species" species="efefi">Spinaxytes efefi</taxonomicName>
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sp. n., ♂ paratype, CUMZ-pxDGT00208 A, B anterior body part C, D body rings 9-11 E, H, I posteriormost body rings and telson F, G sternal lobe between coxae 4 J leg 6.
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</paragraph>
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</caption>
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</subSubSection>
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</treatment>
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</document> |