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174 lines
17 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.832.32596" ID-GBIF-Dataset="949d6fe4-1899-48b3-9545-53b9c620e4ac" ID-PMC="PMC6435599" ID-Pensoft-Pub="1313-2970--77" ID-PubMed="30930646" ID-ZBK="0D54098469AE4B12AF9298FC9F33EA95" ModsDocAuthor="" ModsDocDate="2019" ModsDocID="1313-2970--77" ModsDocOrigin="ZooKeys " ModsDocTitle="A new species and a new record of the Southeast Asian millipede genus Antheromorpha Jeekel, 1968 (Polydesmida, Paradoxosomatidae) from Vietnam" checkinTime="1553117377901" checkinUser="pensoft" docAuthor="Likhitrakarn, Natdanai, I. Golovatch, Sergei, Semenyuk, Irina & Panha, Somsak" docDate="2019" docId="732C28B647F0036B36DDEBC98DF7488D" docLanguage="en" docName="ZooKeys 832: 77-89" docOrigin="ZooKeys 832" docSource="http://dx.doi.org/10.3897/zookeys.832.32596" docTitle="Antheromorpha nguyeni Likhitrakarn, Golovatch, Semenyuk & Panha, 2019, sp. n." docType="treatment" docUuid="98A9247E-F3B0-4D4A-B1E2-08DF101ABF4F" docUuidSource="ZooBank" docVersion="5" lastPageNumber="83" masterDocId="FFAE59015116FF8AC97DFFE6A1756211" masterDocTitle="A new species and a new record of the Southeast Asian millipede genus Antheromorpha Jeekel, 1968 (Polydesmida, Paradoxosomatidae) from Vietnam" masterLastPageNumber="89" masterPageNumber="77" pageNumber="79" updateTime="1668167071714" updateUser="ExternalLinkService">
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<mods:titleInfo>
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<mods:title>A new species and a new record of the Southeast Asian millipede genus Antheromorpha Jeekel, 1968 (Polydesmida, Paradoxosomatidae) from Vietnam</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>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>I. Golovatch, Sergei</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>Semenyuk, Irina</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>2019</mods:date>
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<mods:detail type="volume">
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<mods:number>832</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>77</mods:start>
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<mods:end>89</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.832.32596</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.832.32596</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970--77</mods:identifier>
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<mods:identifier type="ZBK">0D54098469AE4B12AF9298FC9F33EA95</mods:identifier>
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<mods:identifier type="ZooBank">0D54098469AE4B12AF9298FC9F33EA95</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="154472130" LSID="urn:lsid:zoobank.org:act:98A9247E-F3B0-4D4A-B1E2-08DF101ABF4F" httpUri="http://treatment.plazi.org/id/732C28B647F0036B36DDEBC98DF7488D" lastPageId="6" lastPageNumber="83" pageId="2" pageNumber="79">
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<subSubSection pageId="2" pageNumber="79" type="nomenclature">
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<paragraph pageId="2" pageNumber="79">
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<taxonomicName LSID="http://zoobank.org/98A9247E-F3B0-4D4A-B1E2-08DF101ABF4F" class="Diplopoda" family="Paradoxosomatidae" genus="Antheromorpha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Antheromorpha nguyeni" order="Polydesmida" pageId="2" pageNumber="79" phylum="Arthropoda" rank="species" species="nguyeni">Antheromorpha nguyeni</taxonomicName>
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<taxonomicNameLabel pageId="2" pageNumber="79">sp. n.</taxonomicNameLabel>
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Figs 2, 3, 4
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="4" lastPageNumber="81" pageId="3" pageNumber="80" type="type material">
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<paragraph pageId="3" pageNumber="80">
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<pageBreakToken pageId="3" pageNumber="80" start="start">Type</pageBreakToken>
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material.
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</paragraph>
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<paragraph pageId="3" pageNumber="80">
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Holotype. ♂ (ZMUM), Vietnam, Gia Lai Province, Kon Ka Kinh National Park,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="14.218888">14°13'08"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="108.32528">108°19'31"E</geoCoordinate>
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, 1200 m a.s.l., tropical forest with
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<taxonomicName class="Magnoliopsida" family="Fagaceae" genus="Lithocarpus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Lithocarpus" order="Fagales" pageId="3" pageNumber="80" phylum="Tracheophyta" rank="genus">Lithocarpus</taxonomicName>
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spp. abundant on hill slopes, on forest floor, daytime, 24.V.2017, leg. I Semenyuk.
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</paragraph>
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<paragraph lastPageId="4" lastPageNumber="81" pageId="3" pageNumber="80">
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Paratypes.
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<pageBreakToken pageId="4" pageNumber="81" start="start">1</pageBreakToken>
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♂ (ZMUM), same locality, together with holotype; 1 ♂ (ZMUM), same locality as holotype, but on top of a hill with cloud forest,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="14.219999">14°13'12"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="108.331665">108°19'54"E</geoCoordinate>
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, 1500 m a.s.l., on log, daytime, 26.V.2017; 1 ♂ (CUMZ), same locality as holotype, broadleaved tropical forest in river valley, on log, 800 m a.s.l.,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="14.212777">14°12'46"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="108.31528">108°18'55"E</geoCoordinate>
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, night time 22.V.2017, all leg. I Semenyuk.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="81" type="name">
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<paragraph pageId="4" pageNumber="81">Name.</paragraph>
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<paragraph pageId="4" pageNumber="81">To honour Nguyen Duc Anh, the leading Vietnamese myriapologist.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="81" type="diagnosis">
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<paragraph pageId="4" pageNumber="81">Diagnosis.</paragraph>
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<paragraph pageId="4" pageNumber="81">Differs from congeners mainly in the colour pattern (a uniformly black-brown body with contrasting yellow-brown paraterga and epiproct), as well as in gonopod process d being unusually short, approximately half as long as the solenophore.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="6" lastPageNumber="83" pageId="4" pageNumber="81" type="description">
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<paragraph pageId="4" pageNumber="81">Description.</paragraph>
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<paragraph pageId="4" pageNumber="81">Length of holotype 41.5 mm, width of midbody pro- and metazonae 3.2 and 4.7 mm, respectively. Paratypes 39.5-42.5 mm long, 2.9-3.8 and 4.5-5.1 mm wide on midbody pro- and metazonae, respectively (♂).</paragraph>
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<paragraph pageId="5" pageNumber="82">
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<pageBreakToken pageId="5" pageNumber="82" start="start">Colouration</pageBreakToken>
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of live animals blackish (Fig. 2A), edges of paraterga dark to light brown; antennae dark brownish, legs and venter dark to light brown (Fig. 2A); colouration in alcohol, after one-year-long preservation, faded to dark brownish (Fig. 2
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<normalizedToken originalValue="B–H">B-H</normalizedToken>
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), edge of paraterga faded to brownish or pale brown, antennae legs and venter light brown to pale yellowish (Fig. 2
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<normalizedToken originalValue="B–J">B-J</normalizedToken>
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).
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</paragraph>
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<caption pageId="5" pageNumber="82">
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<paragraph pageId="5" pageNumber="82">
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Figure 2.
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Antheromorpha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Antheromorpha nguyeni" order="Polydesmida" pageId="5" pageNumber="82" phylum="Arthropoda" rank="species" species="nguyeni">Antheromorpha nguyeni</taxonomicName>
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sp. n., ♂ holotype. A habitus, live coloration; B, C anterior part of body, dorsal and lateral views, respectively D, E segments 10 and 11, dorsal and lateral views, respectively F, G, H posterior part of body, dorsal, ventral and lateral views, respectively I, J sternal cones between coxae 4, subcaudal and sublateral views, respectively.
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</paragraph>
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</caption>
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<paragraph pageId="5" pageNumber="82">Clypeolabral region sparsely setose; epicranial suture distinct. Antennae long (Fig. 2C), extending behind metaterga 3 when stretched dorsally (♂). In width, head <segment 4 <3 <collum <segment 2 <5 <6-17 (♂), body gently and gradually tapering thereafter. Collum with three transverse rows of setae: 3+3 in anterior, 2+2 in intermediate, and 3+3 in posterior row; paraterga very broad (Fig. 2B), slightly upturned, anterior edge angular, lateral edge smooth, caudal corner almost or fully pointed, extending behind rear tergal margin (Fig. 2B, C).</paragraph>
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<paragraph pageId="5" pageNumber="82">
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Tegument generally smooth and poorly shining, prozonae finely shagreened, metaterga leathery and rugulose (Fig. 2A, B, D, F), surface below paraterga finely microgranulate (Fig. 2C, E, H). Postcollum metaterga with two transverse rows of setae traceable at least as insertion points when setae broken off: 2+2 in anterior (pre-sulcus) and 3+3 in posterior (post-sulcus) row. Tergal setae simple, slender, ca. 1/3 of metatergal length. Axial line visible only on metazonae, starting with collum. Paraterga very strongly developed (Fig. 1
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<normalizedToken originalValue="B–H">B-H</normalizedToken>
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), mostly clearly upturned above dorsum; only paraterga 2-4 slightly upturned, all lying below dorsum, set at ca. upper 1/3 (segments 2 and 3) or 1/4 (segment 4 and following ones) of body height, moderately enlarged in lateral view on pore-bearing segments, thinner on poreless ones; anterior edge broadly rounded and narrowly bordered, fused to callus; calluses delimited by a sulcus only dorsally on segments 2-4, following segments delimited by a sulcus both dorsally, and, albeit more poorly so, ventrally, in dorsal view narrower on poreless segments than on pore-bearing ones; lateral edge without incisions, caudal corners narrowly rounded to fully pointed, always extending behind rear tergal margin, posterior edge oblique to clearly concave, especially well so in segments 16-19 (Fig. 1B, D, F). Ozopores evident, lateral, lying in an ovoid groove at ca. 1/4 of metatergal length in front of caudal corner. Transverse sulcus usually distinct (Fig. 2B, D, F), complete on metaterga 5-18, shallow, reaching the bases of paraterga, very faintly beaded at bottom, incomplete and nearly wanting on segments 5 and 19. Stricture between pro- and metazona rather wide, deep, beaded at bottom down to base of paraterga (Fig. 2
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<normalizedToken originalValue="B–D">B-D</normalizedToken>
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, F). Pleurosternal carinae complete crests with a sharp caudal tooth on segments 2-4, thereafter crests bulged anteriorly and with a small, sharp, caudal tooth on segments 5-7, with only a small, sharp, caudal tooth on segments 8-10, and a very small denticle on segments 11-16 (Fig. 2C, E, H). Epiproct (Fig. 2H) long, stout, conical, flattened dorsoventrally, with two evident, caudoventrally curved, apical papillae; tip subtruncate; pre-apical papillae small, but evident, lying rather close to tip. Hypoproct subtriangular, caudal margin round, setiferous knobs at caudal edge evident and clearly separated.
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</paragraph>
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<paragraph lastPageId="6" lastPageNumber="83" pageId="5" pageNumber="82">
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Sterna sparsely setose, shining, cross-impressions shallow, without modifications; but with two rounded, low, fully separated, setose cones between ♂ coxae 4 (Fig. 2I, J). A conspicuous ridge present in front of gonopod aperture. Legs moderately long and
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<pageBreakToken pageId="6" pageNumber="83" start="start">slender</pageBreakToken>
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, midbody ones ca. 1.2-1.5 times as long as body height, prefemora without modifications, ♂ tarsal brushes present until segment 17.
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</paragraph>
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<paragraph pageId="6" pageNumber="83">Gonopods (Figs 3, 4) simple, with femorite ca. 3 times as long as prefemoral (= strongly setose) part. Femorite moderately curved caudad, postfemoral portion demarcated by an oblique lateral sulcus; solenomere flagelliform, almost fully sheathed by solenophore, tip of solenophore very deeply bifid; with a rather long, slender, fully pointed process d; process m with a narrowly rounded terminal lobule, longer than a small, rounded process v with a very small, middle, spiniform prong.</paragraph>
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<caption pageId="6" pageNumber="83">
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<paragraph pageId="6" pageNumber="83">
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Figure 3.
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Antheromorpha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Antheromorpha nguyeni" order="Polydesmida" pageId="6" pageNumber="83" phylum="Arthropoda" rank="species" species="nguyeni">Antheromorpha nguyeni</taxonomicName>
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sp. n., ♂ holotype. A, B left gonopod, mesal and lateral views, respectively. Scale bar: 0.5 mm.
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</paragraph>
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</caption>
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<caption pageId="6" pageNumber="83">
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<paragraph pageId="6" pageNumber="83">
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Figure 4.
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Antheromorpha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Antheromorpha nguyeni" order="Polydesmida" pageId="6" pageNumber="83" phylum="Arthropoda" rank="species" species="nguyeni">Antheromorpha nguyeni</taxonomicName>
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sp. n., ♂ paratype. A, B left gonopod, lateral and mesal views, respectively
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<normalizedToken originalValue="C–F">C-F</normalizedToken>
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distal part of right gonopods, suboral, subcaudal, lateral and mesal views, respectively. Scale bar: 0.2 mm.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="83" type="remarks">
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<paragraph pageId="6" pageNumber="83">Remarks.</paragraph>
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<paragraph pageId="6" pageNumber="83">
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Adults of the new species were found in May during a short expedition to a small area within Kon Ka Kinh National Park near its headquarters. A prospected forest with a similar forest structure within the same park near the village of Krong (N14°17', E108°26', 700-1000 m a.s.l.), ca. 14 km NE of the type locality, failed to reveal this species. It co-exists at the type locality together with
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Orthomorpha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Orthomorpha scabra" order="Polydesmida" pageId="6" pageNumber="83" phylum="Arthropoda" rank="species" species="scabra">Orthomorpha scabra</taxonomicName>
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Jeekel, 1967 and three other
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Orthomorpha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Orthomorpha" order="Polydesmida" pageId="6" pageNumber="83" phylum="Arthropoda" rank="genus">Orthomorpha</taxonomicName>
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species, all apparently undescribed. According to
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<normalizedToken originalValue="IS’">IS'</normalizedToken>
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observations, the five species share the same microhabitats. Given the conspicuously large and similar sizes of the adults of
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Antheromorpha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Antheromorpha" order="Polydesmida" pageId="6" pageNumber="83" phylum="Arthropoda" rank="genus">Antheromorpha</taxonomicName>
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and
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Orthomorpha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Orthomorpha" order="Polydesmida" pageId="6" pageNumber="83" phylum="Arthropoda" rank="genus">Orthomorpha</taxonomicName>
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, an ecological study of this syntopy in Kon Ka Kinh National Park would be worthwhile.
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</paragraph>
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<paragraph pageId="6" pageNumber="83">
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Although our new species is superficially very similar to
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<taxonomicName class="Diplopoda" family="Paradoxosomatidae" genus="Orthomorpha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Orthomorpha" order="Polydesmida" pageId="6" pageNumber="83" phylum="Arthropoda" rank="genus">Orthomorpha</taxonomicName>
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species such as
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<taxonomicName lsidName="O. elevata" pageId="6" pageNumber="83" rank="species" species="elevata">O. elevata</taxonomicName>
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Likhitrakarn, Golovatch & Panha, 2011, from Perak State, Malaysia, it is clearly different in the shape of the sternal lamina between ♂ coxae 4 and in gonopodal structure (
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<bibRefCitation author="Likhitrakarn, N" journalOrPublisher="ZooKeys" pageId="10" pageNumber="87" pagination="1 - 161" title="Revision of the Southeast Asian millipede genus Orthomorpha Bollman, 1893, with the proposal of a new genus (Diplopoda, Polydesmida, Paradoxosomatidae)." url="https://doi.org/10.3897/zookeys.131.1921" volume="131" year="2011">Likhitrakarn et al. 2011</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |