152 lines
14 KiB
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152 lines
14 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="90F95CA9F7EBA1A853B70F51883E00D8" docLanguage="en" docName="ZooKeys 797: 19-69" docOrigin="ZooKeys 797" docSource="http://dx.doi.org/10.3897/zookeys.797.29510" docTitle="Spinaxytes hasta Srisonchai, Enghoff & Panha, sp. n." docType="treatment" docUuid="C9605402-C710-4E70-8A7B-9F41F4249C0E" 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="149736181" LSID="urn:lsid:zoobank.org:act:C9605402-C710-4E70-8A7B-9F41F4249C0E" httpUri="http://treatment.plazi.org/id/90F95CA9F7EBA1A853B70F51883E00D8" 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/C9605402-C710-4E70-8A7B-9F41F4249C0E" authority="Srisonchai, Enghoff & Panha" class="Diplopoda" family="Paradoxosomatidae" genus="Spinaxytes" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Spinaxytes hasta" order="Polydesmida" pageId="0" pageNumber="19" phylum="Arthropoda" rank="species" species="hasta">Spinaxytes hasta Srisonchai, Enghoff & Panha</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="19">sp. n.</taxonomicNameLabel>
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Figs 4F, G; 5C; 12, 13, 14
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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, Chumphon Province, Thung Tako District, Khao Ma Ngaen,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="10.090833">10°05'27"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="99.07361">99°04'25"E</geoCoordinate>
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, ca. 28 m a.s.l., 23 Oct. 2016, ASRU members leg. (CUMZ-pxDGT00209). Paratypes. 5 ♂♂, 6 ♀♀, same data as for holotype (CUMZ-pxDGT00210); 1 ♂, 1 ♀, same data as for holotype (ZMUC00040251). Further specimens, not paratypes, all from THAILAND, Chumphon Province. Mueang Chumphon District: 8♂♂, 1 ♀, Wat Tham Sanook,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="10.481111">10°28'52"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="99.07472">99°04'29"E</geoCoordinate>
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, ca. 54 m a.s.l., 3 Jul. 2017, ASRU members leg. (CUMZ). Lang Suan District: 2 ♀♀, Wat Ratcha Burana School,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="9.939167">9°56'21"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="99.04056">99°02'26"E</geoCoordinate>
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, ca. 34 m a.s.l., 10 Sep. 2016, ASRU members leg. (CUMZ); 1 ♂, 5 ♀♀, Wat Tham Khao Kriap (Khao Kriap Cave),
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="9.818889">9°49'08"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="99.039444">99°02'22"E</geoCoordinate>
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, ca. 102 m a.s.l., 5 Jun. 2009, ASRU members leg. (CUMZ). Sawi District: 8 ♂♂, 3 ♀♀, Wat Nam Cha,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="10.298334">10°17'54"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="99.0325">99°01'57"E</geoCoordinate>
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, ca. 95 m a.s.l., 5 Jun. 2009, 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 name is a Latin noun in apposition meaning spear, referring to the shape of the sternal lobe between male coxae 4 which is somewhat similar to a spear.</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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Sternal lobe between male coxae 4 not bilobed, not bifurcate; male femora without modification. Similar in this respect to
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<taxonomicName lsidName="S. efefi" pageId="0" pageNumber="19" rank="species" species="efefi">S. efefi</taxonomicName>
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sp. n., but differs by having: collum with 4+4 tubercles in anterior row, 1+1 tubercles in intermediate row and 2+2 tubercles in posterior row; metaterga 2-8 with 2+2 cones in anterior row and 2+2 cones in posterior row; metaterga 9-18 with 2+2 cones in anterior row and 2+2 cones in posterior row; metatergum 19 with 2+2 tubercles/cones in anterior row and 2+2 tubercles/cones in posterior row; lamina medialis (lm) with a large lobe in middle part.
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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 23-33 mm (male), 26-33 mm (female); width of midbody metazona 1.7-2.2 mm (male), 2.1-2.8 mm (female). Width of collum = ring 2 = 3 = 4 <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 12
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<normalizedToken originalValue="A–C">A-C</normalizedToken>
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). Specimens in life with body black/brownish black; paraterga white/yellowish white/whitish yellow; antennae (except whitish distal part of antennomeres 7 and 8) and metaterga (posterior part) brown/brownish black; head and collum brown/blackish brown; prozona and metaterga (anterior part) black; surface below paraterga black/brownish black; sterna and epiproct brown; legs brown/pale brown; a few basal podomeres pale whitish brown.
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</paragraph>
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<paragraph pageId="0" pageNumber="19">Antennae (Figure 13M). Reaching to body ring 9 or 10 (male) and 7 (female) when stretched dorsally.</paragraph>
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<paragraph pageId="0" pageNumber="19">Collum (Figure 13A). With three transverse rows of setiferous tubercles, 4+4 tubercles in anterior row, 1(0)+1 tubercles in intermediate row and 2+2 tubercles in posterior row; with two inconspicuous setiferous notches at lateral margin; paraterga wing-like, quite short and broad, tip sharp, elevated at ca. 10°-15° (male) 10°-15° (female), directed caudolaterad.</paragraph>
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<paragraph pageId="0" pageNumber="19">Tegument. Quite dull; collum, metaterga and surface below paraterga finely microgranulate.</paragraph>
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<paragraph pageId="0" pageNumber="19">Metaterga (Figure 13A, C, E). With two transverse rows of setiferous tubercles/cones and spines; metaterga 2-8 with 2+2 tubercles/cones in anterior row and 2+2 spines in posterior row; metaterga 2-18 with 2+2 tubercles/cones in anterior row and 2+2 spines in posterior row; metatergum 19 with 2+2 tubercles in anterior row and 2+2 tubercles in posterior row; lateral spines of posterior row bigger and longer than mesal ones, gradually reduced in length and size on the following rings.</paragraph>
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<paragraph pageId="0" pageNumber="19">
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Paraterga (Figure 13
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<normalizedToken originalValue="A–E">A-E</normalizedToken>
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, H). Very long; directed dorsolaterad on body rings 4-16, elevated at ca. 60°-70° (male) 50°-60° (female); directed caudolaterad on rings 2, 3 and 17; directed increasingly caudad on body rings 18 and 19. Ozopore visible in lateral view.
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</paragraph>
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<paragraph pageId="0" pageNumber="19">Telson (Figure 13E, H, I). Epiproct long; tip subtruncate; lateral setiferous tubercles conspicuous (in some specimens inconspicuous); apical tubercles inconspicuous. Hypoproct subtrapeziform (in some specimens subsemicircular); caudal margin round (in some specimens angular), with inconspicuous setiferous tubercles.</paragraph>
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<paragraph pageId="0" pageNumber="19">Sterna (Figs 4F; 13F, G). Sternal lobe between male coxae 4 coniform, long, spear-like; base stout; tips sharp, in situ directed almost ventrad; posterior surface bearing one pore.</paragraph>
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<paragraph pageId="0" pageNumber="19">Legs (Figs 4G, 13J). Male femora without modification.</paragraph>
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<paragraph pageId="0" pageNumber="19">Gonopods (Figs 5C, 14). Coxa shorter than femur. Prefemoral part ca. 2/3 as long as femur. Femur not enlarged distally, basally indented. Postfemoral part narrow. Mesal sulcus and lateral sulcus wide. Solenophore bigger and longer than postfemoral part: lamina lateralis broad and long, flattened laterally: lamina medialis long; base enlarged, slightly attenuated near the tip; middle part with a large lobe; tip a bit curving up, terminating in several small spines. Solenomere circular in transverse section, curving up, tip directed anteriad.</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 12D). The specimens were found on rocks or walls with plants, and some were found in a small cave.
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<taxonomicName lsidName="S. hasta" pageId="0" pageNumber="19" rank="species" species="hasta">S. hasta</taxonomicName>
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sp. n. is distributed only in Chumphon Province, and we regard the new species as endemic for the Thai fauna. At Wat Nam Cha the new species coexists with
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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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.
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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">There are some variations: the lateral setiferous tubercles of the epiproct are conspicuous in some specimens, inconspicuous in others; the hypoproct is subtrapeziform in some individuals, subsemicircular in others; the caudal margin of the hypoproct is rounded in some specimens, angular 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 7.
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Spinaxytes" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Spinaxytes biloba" order="Polydesmida" pageId="0" pageNumber="19" phylum="Arthropoda" rank="species" species="biloba">Spinaxytes biloba</taxonomicName>
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sp. n., ♂ paratype, CUMZ-pxDGT00206 A, B anterior body part C, D body rings 8-10 E, H, I posteriormost body rings and telson F, G sternal lobe between coxae 4 J legs 6-10.
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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 8.
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Spinaxytes" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Spinaxytes biloba" order="Polydesmida" pageId="0" pageNumber="19" phylum="Arthropoda" rank="species" species="biloba">Spinaxytes biloba</taxonomicName>
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sp. n., paratype, CUMZ-pxDGT00206 - right gonopod A lateral view B mesal view C ventral view (unlabelled arrowhead points to lobe on lamina lateralis) D mesodorsal view (arrowhead points to lobe at base of lamina medialis) E dorsal view F laterodorsal view.
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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> |