198 lines
16 KiB
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198 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.781.21106" ID-GBIF-Dataset="52fd4469-c493-40e0-adef-67c8f04619f6" ID-PMC="PMC6160833" ID-Pensoft-Pub="1313-2970-781-81" ID-PubMed="30271236" ID-ZBK="50D89B9AA54F4FF1BDEFE847458EF03D" ModsDocAuthor="" ModsDocDate="2018" ModsDocID="1313-2970-781-81" ModsDocOrigin="ZooKeys 781" ModsDocTitle="Taxonomic review of genus Microrhagus Dejean, 1833 from Korea, with description of a new species (Coleoptera, Eucnemidae, Melasinae, Dirhagini)" checkinTime="1534245671565" checkinUser="pensoft" docAuthor="Seung, Jinbae & Lee, Seunghwan" docDate="2018" docId="406AF64B08B275F3D98FEF4FB414B967" docLanguage="en" docName="ZooKeys 781: 81-95" docOrigin="ZooKeys 781" docSource="http://dx.doi.org/10.3897/zookeys.781.21106" docTitle="Microrhagus jejuensis Seung & Lee, 2018, sp. n." docType="treatment" docUuid="FDACE8CB-A261-4A41-B19F-15233F45707F" docUuidSource="ZooBank" docVersion="5" lastPageNumber="81" masterDocId="3B22FFE6FFFE143EFFC14322FFF37608" masterDocTitle="Taxonomic review of genus Microrhagus Dejean, 1833 from Korea, with description of a new species (Coleoptera, Eucnemidae, Melasinae, Dirhagini)" masterLastPageNumber="95" masterPageNumber="81" pageNumber="81" updateTime="1668166161126" 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>Taxonomic review of genus Microrhagus Dejean, 1833 from Korea, with description of a new species (Coleoptera, Eucnemidae, Melasinae, Dirhagini)</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>Seung, Jinbae</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>Lee, Seunghwan</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>781</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>81</mods:start>
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<mods:end>95</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.781.21106</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.781.21106</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-781-81</mods:identifier>
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<mods:identifier type="ZBK">50D89B9AA54F4FF1BDEFE847458EF03D</mods:identifier>
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<mods:identifier type="ZooBank">50D89B9AA54F4FF1BDEFE847458EF03D</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="147279697" LSID="urn:lsid:zoobank.org:act:FDACE8CB-A261-4A41-B19F-15233F45707F" httpUri="http://treatment.plazi.org/id/406AF64B08B275F3D98FEF4FB414B967" lastPageNumber="81" pageId="0" pageNumber="81">
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<subSubSection pageId="0" pageNumber="81" type="nomenclature">
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<paragraph pageId="0" pageNumber="81">
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<taxonomicName LSID="http://zoobank.org/FDACE8CB-A261-4A41-B19F-15233F45707F" class="Insecta" family="Eucnemidae" genus="Microrhagus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Microrhagus jejuensis" order="Coleoptera" pageId="0" pageNumber="81" phylum="Arthropoda" rank="species" species="jejuensis">Microrhagus jejuensis</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="81">sp. n.</taxonomicNameLabel>
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Fig. 2
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="81" type="diagnosis">
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<paragraph pageId="0" pageNumber="81">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="81">
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Body: shiny black. Head: frons with a groove at midline; antennae pectinate from antennomere III in male. Prothorax: pronotum with paired dimples at middle and a groove at midline; notosternal antennal grooves slightly widened posteriorly, with outer marginal carina. Pterothorax: scutellum slightly elevated; elytra 2.7
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than combined width; metepisternum narrow, slightly widened posteriorly, its greatest width as wide as outer edge of metacoxal plate; metacoxal plate expanded inward. Abdomen: abdominal ventrite V narrowly rounded at apex.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="81" type="description">
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<paragraph pageId="0" pageNumber="81">Description.</paragraph>
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<paragraph pageId="0" pageNumber="81">
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Holotype male (Fig. 2A, C, D) 5.2 mm long and 1.5 mm wide. Body mostly black; antennomere II, antennal processes, mandible, and tibiae red-brown; maxillary palpi and tarsi yellow-brown; surface glossy, with yellow pubescence. Head with circular, irregularly sized punctures, especially at frontoclypeal region; frons with a short median groove; frontoclypeal region slightly depressed at base, broadly bifurcate and feebly concave at anterior edge, anterior edge 3.9
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<normalizedToken originalValue="×">x</normalizedToken>
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wider than distance between antennal sockets (Fig. 2G). Antennae (Fig. 2E) almost exceeding abdominal ventrite I, with yellow-brown setae, and pectinate from antennomere III; processes of antennemeres III, IV, and V 1.1, 1.7, and 1.8
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<normalizedToken originalValue="×">x</normalizedToken>
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as long as corresponding antennomeres; antennomere I robust; antennomere II shortest; antennomere III 1.7
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than II, as long as IV; antennomeres
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<normalizedToken originalValue="III–X">III-X</normalizedToken>
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with processes near apex, gradually lengthened apically; apical antennomere elongate, curved, 7.3
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than wide, and 1.9
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than previous one. Pronotum 1.3
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<normalizedToken originalValue="×">x</normalizedToken>
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wider than long, subparallel-sided near base, gradually narrowed anteriorly from basal two-thirds; surface mostly with finer, sparser, and more regularly sized and spaced punctures than on head, larger and denser at sides; disc with a paired dimples near middle and a groove at midline, weakly swollen posteriorly; anterolateral carina short, almost one-third as long as pronotum; posterolateral carina almost reaching three-fifths length of pronotum; antescutellar area almost straight, weakly sinuate in dorsal view; pronotal posterior angles sharply projecting, slightly extended outward, and exceeding posterior edge of antescutellar area. Scutellum slightly raised; 1.2
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than wide, gradually narrowed posteriorly, and rounded at apex; surface coarse, densely pubescent. Elytra 2.7
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than combined width, parallel-sided, gradually narrowing near apices; disc striate, with irregularly sized and spaced punctures; interstriae weakly convex, with several large and deep punctures near apices; apices simply rounded. Prosternum with curved sides, slightly widened anteriorly, and anterior margin shallowly bisinuate; surface mostly with larger, sparser, and more regularly sized and spaced punctures than on head, especially at center; prosternal process robust, gradually tapered and curved dorsally at posterior end; hypomeron with rough surface, with larger, denser punctures than on prosternum; surface rugose at coxal cavities; notosternal antennal grooves (Fig. 2I) slightly widened posteriorly, with outer marginal carina, with several irregularly sized and spaced punctures posteriorly, glossy, and with pits. Mesoventrite with coarse surface, with shallow punctures; mesopleuron with rough surface, especially anteriorly. Metaventrite mostly with finer and denser punctures than on prosternum; disc with a groove at midline, not reaching anterior edge; metepisternum (Fig. 2J) narrow, gradually widened posteriorly, its greatest width as wide as outer edge of metacoxal plate; metacoxal plate (Fig. 2K) expanded inward, medially 1.6
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<normalizedToken originalValue="×">x</normalizedToken>
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wider than laterally. Legs (Fig. 2O) slender; metatarsomere I 1.5
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than
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<normalizedToken originalValue="II–IV">II-IV</normalizedToken>
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combined; metatarsomere II 1.3
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than III; metatarsomere V 1.2
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than II; claws simple. Abdomen with finer and denser punctures than on metaventrite; ventrite V narrowly rounded at posterior edge (Fig. 2L). Aedeagus (Fig. 2
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<normalizedToken originalValue="M–N">M-N</normalizedToken>
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) 4.3
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than wide; median lobe curved ventrally near apex, broadly bifurcate at apex with setae; lateral lobes slender with apical tooth inward, truncate and with long setae at apex; ventral lobe shorter and broader than median lobe, almost truncate at apical edge; phallobase globose basally with concave sides near apex, 1.5
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than wide, one-third as long as entire aedeagus. Allotype female (Fig. 2B) like male, except for following characters: 6.1 mm long and 1.8 mm wide; frontoclypeal region with anterior edge, 3.7
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<normalizedToken originalValue="×">x</normalizedToken>
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wider than distance between antennal sockets (Fig. 2H); antennae (Fig. 2F) serrate, not exceeding metacoxal plate; antennomere III subrectangular, approximately twice longer than wide, 1.7
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than II, and 1.3
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than IV; apical antennomere 5.3
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than wide, and 1.8
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than X.
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</paragraph>
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<caption pageId="0" pageNumber="81">
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<paragraph pageId="0" pageNumber="81">
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Figure 2.
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<taxonomicName class="Insecta" family="Eucnemidae" genus="Microrhagus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Microrhagus jejuensis" order="Coleoptera" pageId="0" pageNumber="81" phylum="Arthropoda" rank="species" species="jejuensis">Microrhagus jejuensis</taxonomicName>
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sp. n. A,
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<normalizedToken originalValue="C–E">C-E</normalizedToken>
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, G,
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<normalizedToken originalValue="I–O">I-O</normalizedToken>
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male B, F, H female. A, B, dorsal habitus C ventral habitus D lateral habitus
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<normalizedToken originalValue="E–F">E-F</normalizedToken>
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antenna
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<normalizedToken originalValue="G–H">G-H</normalizedToken>
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frons I antennal groove J metepisternum K metacoxal plate L abdominal ventrite V
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<normalizedToken originalValue="M–N">M-N</normalizedToken>
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aedeagus O metatarsus. Scale bar: 1 mm (
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<normalizedToken originalValue="A–F">A-F</normalizedToken>
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); 0.5 mm (
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<normalizedToken originalValue="G–O">G-O</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="0" pageNumber="81" type="type meterial">
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<paragraph pageId="0" pageNumber="81">Type meterial.</paragraph>
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<paragraph pageId="0" pageNumber="81">
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Holotype: Korea: 1♂, Jeju Is., Hwasun gotjawal, Hwasun-ri, Andeok-myeon, Seogwipo-si,
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="33.26469">N33°15'52.88"</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="126.33155">E126°19'53.59"</geoCoordinate>
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, 120m alt., 12 May, 2016, J. B. Seung leg. (SNU). Allotype: Korea: 1♀, Jeju Is., Gyorae gotjawal, Gyorae-ri, Jocheon-eup, Jeju-si,
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="33.43921">N33°26'21.15"</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="126.670204">E126°40'12.75"</geoCoordinate>
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, 428m alt., flight intercept trap, 12
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<normalizedToken originalValue="May–">May-</normalizedToken>
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10 June, 2016, Seung and Jung leg. (SNU). Paratypes: Korea: 1♀, Jeju Is., Donnaeko, Sanghyo-dong, Seogwipo-si,
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="33.300373">N33°18'1.34"</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="126.580284">E126°34'49.02"</geoCoordinate>
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, 280m alt., 12 May, 2016, J. B. Seung leg. (SNU); 1♀, Jeju Is., Gyorae gotjawal, Gyorae-ri, Jocheon-eup, Jeju-si,
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="33.43921">N33°26'21.15"</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="126.670204">E126°40'12.75"</geoCoordinate>
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, 428m alt., flight intercept trap, 12
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<normalizedToken originalValue="May–">May-</normalizedToken>
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10 June, 2016, Seung and Jung leg. (SNU); 2♂1♀, Jeju Is. Hwasun gotjawal, Hwasun-ri, Andeok-myeon, Seogwipo-si,
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="33.264618">N33°15'52.62"</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="126.33123">E126°19'52.43"</geoCoordinate>
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, 128m alt., flight intercept trap, 12
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<normalizedToken originalValue="May–">May-</normalizedToken>
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10 June, 2016, Seung and Jung leg. (SNU); 1♂2♀, Seongpanak, Gyorae-ri, Jocheon-eup, Jeju-si,
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="33.38634">N33°23'10.82"</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="126.62049">E126°37'13.77"</geoCoordinate>
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, 752m alt., flight intercept trap, 12
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<normalizedToken originalValue="May–">May-</normalizedToken>
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10 June, 2016, Seung and Jung leg. (SNU).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="81" type="distribution">
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<paragraph pageId="0" pageNumber="81">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="81">Korea (Jeju Island).</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="81" type="remarks">
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<paragraph pageId="0" pageNumber="81">Remarks.</paragraph>
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<paragraph pageId="0" pageNumber="81">
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<taxonomicName class="Insecta" family="Eucnemidae" genus="Microrhagus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Microrhagus jejuensis" order="Coleoptera" pageId="0" pageNumber="81" phylum="Arthropoda" rank="species" species="jejuensis">Microrhagus jejuensis</taxonomicName>
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sp. n. similar to
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<taxonomicName lsidName="M. foveolatus" pageId="0" pageNumber="81" rank="species" species="foveolatus">M. foveolatus</taxonomicName>
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, but is distinguished from
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<taxonomicName lsidName="M. foveolatus" pageId="0" pageNumber="81" rank="species" species="foveolatus">M. foveolatus</taxonomicName>
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by following characters: frons with a groove at midline; pronotum with a short groove at midline; elytra elongate, width 2.7
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than combined width; lateral lobes of aedeagus short and truncate at apex. The structure of aedeagus resembles that of
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<taxonomicName lsidName="M. pectinicornis" pageId="0" pageNumber="81" rank="species" species="pectinicornis">M. pectinicornis</taxonomicName>
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, but the latter species differs from the new species in longer processes of antennomeres (processes of antennomeres III, IV, and V 2.2, 3.6, and 4
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<normalizedToken originalValue="×">x</normalizedToken>
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as long as corresponding antennomeres). Additionally, each process of male antennomeres III and IV is near base in
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<taxonomicName lsidName="M. pectinicornis" pageId="0" pageNumber="81" rank="species" species="pectinicornis">M. pectinicornis</taxonomicName>
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, and not in
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<taxonomicName lsidName="M. jejuensis" pageId="0" pageNumber="81" rank="species" species="jejuensis">M. jejuensis</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="81" type="etymology">
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<paragraph pageId="0" pageNumber="81">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="81">The species is named refers to its occurrence locality, Jeju Island.</paragraph>
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</subSubSection>
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</treatment>
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</document> |