186 lines
17 KiB
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186 lines
17 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.830.31147" ID-GBIF-Dataset="29ef4d33-9fef-4a46-ab41-da0c3be4352c" ID-PMC="PMC6428801" ID-Pensoft-Pub="1313-2970--53" ID-PubMed="30918441" ID-ZBK="6DC527385598491CAA02068C81DE85A2" ModsDocAuthor="" ModsDocDate="2019" ModsDocID="1313-2970--53" ModsDocOrigin="ZooKeys " ModsDocTitle="A new species of the ant genus Recurvidris Bolton, 1992 (Hymenoptera, Formicidae, Myrmicinae) from Thailand" checkinTime="1553125253364" checkinUser="pensoft" docAuthor="Jaitrong, Weeyawat, Tokeeree, Yuppayao & Pitaktunsakul, Piyaporn" docDate="2019" docId="03A59C769DB2B0F9AB373806D3C2C473" docLanguage="en" docName="ZooKeys 830: 53-61" docOrigin="ZooKeys 830" docSource="http://dx.doi.org/10.3897/zookeys.830.31147" docTitle="Recurvidris lekakuli Jaitrong, Tokeeree & Pitaktunsakul, 2019, sp. n." docType="treatment" docUuid="80A6A0F0-9D84-4B4C-865C-6831C7C7239B" docUuidSource="ZooBank" docVersion="5" lastPageNumber="53" masterDocId="FF8EFFF5C759F70AFF92264CFFD6FFAE" masterDocTitle="A new species of the ant genus Recurvidris Bolton, 1992 (Hymenoptera, Formicidae, Myrmicinae) from Thailand" masterLastPageNumber="61" masterPageNumber="53" pageNumber="53" updateTime="1668167021955" 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 new species of the ant genus Recurvidris Bolton, 1992 (Hymenoptera, Formicidae, Myrmicinae) from Thailand</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>Jaitrong, Weeyawat</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>Tokeeree, Yuppayao</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>Pitaktunsakul, Piyaporn</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>830</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>53</mods:start>
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<mods:end>61</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.830.31147</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.830.31147</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970--53</mods:identifier>
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<mods:identifier type="ZBK">6DC527385598491CAA02068C81DE85A2</mods:identifier>
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<mods:identifier type="ZooBank">6DC527385598491CAA02068C81DE85A2</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="154472240" LSID="urn:lsid:zoobank.org:act:80A6A0F0-9D84-4B4C-865C-6831C7C7239B" httpUri="http://treatment.plazi.org/id/03A59C769DB2B0F9AB373806D3C2C473" lastPageNumber="53" pageId="0" pageNumber="53">
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<subSubSection pageId="0" pageNumber="53" type="nomenclature">
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<paragraph pageId="0" pageNumber="53">
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<taxonomicName LSID="http://zoobank.org/80A6A0F0-9D84-4B4C-865C-6831C7C7239B" class="Insecta" family="Formicidae" genus="Recurvidris" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Recurvidris lekakuli" order="Hymenoptera" pageId="0" pageNumber="53" phylum="Arthropoda" rank="species" species="lekakuli">Recurvidris lekakuli</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="53">sp. n.</taxonomicNameLabel>
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Figures 1-5
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="53" type="materials_examined">
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<paragraph pageId="0" pageNumber="53">Type.</paragraph>
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<paragraph pageId="0" pageNumber="53">
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Holotype: worker (THNHM-I-01219, THNHM), West Thailand, Kanchanaburi Province, Thong Phaphum District, Ban Sahakhon Nikhom, dry evergreen forest (DEF),
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="14.76255">14.76255N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="98.80966">98.80966E</geoCoordinate>
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, 13.VII.2018, W. Jaitrong leg., WJT130718-07. Paratypes: three workers (THNHM-I-01220 to THNHM-I-01222, THNHM), same data as holotype; one worker (THNHM-I-01249, THNHM), West Thailand, Kanchanaburi Province, Thong Phaphum District, Ban Sahakhon Nikhom, dry evergreen forest (DEF),
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="14.76255">14.76255N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="98.80966">98.80966E</geoCoordinate>
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, 26.VIII.2018, C. Sathiandee leg.; five workers (THNHM-I-02617, MHNG, SKYC, THNHM), West Thailand, Kanchanaburi Province, Thong Phaphum District, Ban Sahakhon Nikhom, dry evergreen forest (DEF),
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="14.76255">14.76255N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="98.80966">98.80966E</geoCoordinate>
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, 6.XI.2018, W. Jaitrong leg., WJT061118-12; one worker (THNHM-I-02618, THNHM), West Thailand, Kanchanaburi Province, Thong Phaphum District, Ban Sahakhon Nikhom, dry evergreen forest (DEF),
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="14.76255">14.76255N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="98.80966">98.80966E</geoCoordinate>
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, 6.XI.2018, C. Sathiandee leg., WJT1/5.
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</paragraph>
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<caption pageId="0" pageNumber="53">
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<paragraph pageId="0" pageNumber="53">
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Figures 1-5.
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<taxonomicName class="Insecta" family="Formicidae" genus="Recurvidris" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Recurvidris lekakuli" order="Hymenoptera" pageId="0" pageNumber="53" phylum="Arthropoda" rank="species" species="lekakuli">Recurvidris lekakuli</taxonomicName>
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sp. n., holotype worker (THNHM-I-01219) 1 body in profile 2 head in full-face view 3 body in dorsal view 4 mesosoma, petiole and postpetiole in profile 5 right mandible showing mandibular dentition.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="53" type="description">
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<paragraph pageId="0" pageNumber="53">Measurements and indices.</paragraph>
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<paragraph pageId="0" pageNumber="53">Holotype and four paratype workers (n = 5): DPW 0.10-0.12, ED 0.12-0.13, HL 0.50-0.56, HW 0.50-0.56, PW 0.23-0.26, ML 0.69-0.73, SL 0.53-0.56, TL 2.28-2.34, CI 97-100, DPI 30-35, OI 22-27, SI 100-107.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="53" type="diagnosis">
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<paragraph pageId="0" pageNumber="53">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="53">Head in full-face view round, almost as long as broad; masticatory margin of mandible with four sharp teeth, fourth (basal) tooth almost as large as third tooth; basal margin with a small tooth; propodeal declivity lacking infradental lamella or ridge linking propodeal spine to metapleural lobe; head, promesonotum, propodeum, petiolar node, postpetiole and gaster entirely smooth and shiny; mesopleuron and peduncle of petiole superficially reticulate with slightly smooth and shiny interspaces; propodeal dorsum with a pair of very short appressed hairs in front of spiracles.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="53" type="description">
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<paragraph pageId="0" pageNumber="53">Description</paragraph>
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<paragraph pageId="0" pageNumber="53">(Holotype and paratypes). Head in full-face view round and almost as long as broad, with posterior margin convex. Eye with seven ommatidia along longest axis. Antennal scape extending posteriorly slightly beyond posterolateral corner of head. Masticatory margin of mandible with four sharp teeth, fourth (basal) tooth as large as third tooth; basal margin with a small tooth. Clypeus without paired carinae, its anterior margin almost straight. Promesonotum in profile strongly convex dorsally and sloping gradually to metanotal groove. Propodeum in profile with almost straight dorsal outline; propodeal spines very slender, divergent, and in posterior view very narrow. Propodeal declivity lacking infradental lamella or ridge linking propodeal spine to metapleural lobe. Peduncle of petiole in profile relatively long, with its dorsal outline concave and ending posteriorly in right angle; its ventral outline convex with long acute subpetiolar process.</paragraph>
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<paragraph pageId="0" pageNumber="53">Head entirely smooth and shiny, lacking sculpture except some short longitudinal rugulae near mandiblular base. Antennal scape smooth and shiny. Promesonotum smooth and shiny; mesopleuron superficially reticulate with smooth and shiny interspaces; entire propodeum including propodeal spine smooth and shiny. Peduncle of petiole superficially reticulate with smooth and shiny interspaces; petiolar node entirely smooth and shiny; postpetiole entirely smooth and shiny; legs smooth and shiny. Gaster smooth and shiny.</paragraph>
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<paragraph pageId="0" pageNumber="53">Head with relatively dense short hairs; promesonotum with sparse longer hairs (8-10 hairs); longest pronotal hairs 0.13-0.15 mm long; propodeum dorsally with a pair of very short decumbent or appressed hairs (these hairs missing in two paratypes). Petiole with two dorsal pairs of long hairs. Postpetiole with two dorsal pairs of long hairs. Body colour yellow.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="53" type="etymology">
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<paragraph pageId="0" pageNumber="53">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="53">The specific name is dedicated to the late Dr. Boonsong Lekakul, who was the most excellent specialist in zoological sciences in Thailand and helped and inspired many young biologists.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="53" type="comparisons">
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<paragraph pageId="0" pageNumber="53">Comparative notes.</paragraph>
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<paragraph pageId="0" pageNumber="53">
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<taxonomicName class="Insecta" family="Formicidae" genus="Recurvidris" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Recurvidris lekakuli" order="Hymenoptera" pageId="0" pageNumber="53" phylum="Arthropoda" rank="species" species="lekakuli">Recurvidris lekakuli</taxonomicName>
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is closely related to
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<taxonomicName lsidName="R. chanapaithooni" pageId="0" pageNumber="53" rank="species" species="chanapaithooni">R. chanapaithooni</taxonomicName>
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Jaitrong & Wiwatwitaya, 2015;
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<taxonomicName lsidName="R. kemneri" pageId="0" pageNumber="53" rank="species" species="kemneri">R. kemneri</taxonomicName>
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Bolton, 1992;
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<taxonomicName lsidName="R. nigrans" pageId="0" pageNumber="53" rank="species" species="nigrans">R. nigrans</taxonomicName>
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Zettel, 2008 and
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<taxonomicName lsidName="R. proles" pageId="0" pageNumber="53" rank="species" species="proles">R. proles</taxonomicName>
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Bolton, 1992 in having the following characteristics: masticatory margin of mandible with a series of four sharp teeth (acute basal tooth), basal margin of mandible with a small tooth; propodeum without infradental lamella or ridge linking the propodeal spine to metapleural lobe; head smooth and shining. Among them
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<taxonomicName lsidName="R. lekakuli" pageId="0" pageNumber="53" rank="species" species="lekakuli">R. lekakuli</taxonomicName>
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is more similar in general appearance to
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<taxonomicName lsidName="R. chanapaithooni" pageId="0" pageNumber="53" rank="species" species="chanapaithooni">R. chanapaithooni</taxonomicName>
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and
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<taxonomicName lsidName="R. kemneri" pageId="0" pageNumber="53" rank="species" species="kemneri">R. kemneri</taxonomicName>
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than to
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<taxonomicName lsidName="R. nigrans" pageId="0" pageNumber="53" rank="species" species="nigrans">R. nigrans</taxonomicName>
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and
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<taxonomicName lsidName="R. proles" pageId="0" pageNumber="53" rank="species" species="proles">R. proles</taxonomicName>
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, the former two sharing the clear yellow body that is unicolorous (black to dark brown in
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<taxonomicName lsidName="R. nigrans" pageId="0" pageNumber="53" rank="species" species="nigrans">R. nigrans</taxonomicName>
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and
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<taxonomicName lsidName="R. proles" pageId="0" pageNumber="53" rank="species" species="proles">R. proles</taxonomicName>
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).
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<taxonomicName class="Insecta" family="Formicidae" genus="Recurvidris" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Recurvidris lekakuli" order="Hymenoptera" pageId="0" pageNumber="53" phylum="Arthropoda" rank="species" species="lekakuli">Recurvidris lekakuli</taxonomicName>
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is easily separated from
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<taxonomicName lsidName="R. chanapaithooni" pageId="0" pageNumber="53" rank="species" species="chanapaithooni">R. chanapaithooni</taxonomicName>
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by the following characteristics: clearly larger body (TL 2.28-2.34 mm, HW 0.50-0.56 mm in
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<taxonomicName lsidName="R. lekakuli" pageId="0" pageNumber="53" rank="species" species="lekakuli">R. lekakuli</taxonomicName>
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; TL 2.00-2.10 mm, HW 0.38-0.41 mm in
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<taxonomicName lsidName="R. chanapaithooni" pageId="0" pageNumber="53" rank="species" species="chanapaithooni">R. chanapaithooni</taxonomicName>
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); mesopleuron largely smooth and shiny, only partly superficially reticulate (strongly reticulate in
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<taxonomicName lsidName="R. chanapaithooni" pageId="0" pageNumber="53" rank="species" species="chanapaithooni">R. chanapaithooni</taxonomicName>
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); petiole relatively longer (DPI 30-35 in
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<taxonomicName lsidName="R. lekakuli" pageId="0" pageNumber="53" rank="species" species="lekakuli">R. lekakuli</taxonomicName>
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; 42-43 in
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<taxonomicName lsidName="R. chanapaithooni" pageId="0" pageNumber="53" rank="species" species="chanapaithooni">R. chanapaithooni</taxonomicName>
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); petiolar node clearly smooth and shiny (petiole entirely reticulate in
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<taxonomicName lsidName="R. chanapaithooni" pageId="0" pageNumber="53" rank="species" species="chanapaithooni">R. chanapaithooni</taxonomicName>
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); propodeal dorsum with a pair of very short appressed hairs (with 2 pairs of standing hairs in
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<taxonomicName lsidName="R. chanapaithooni" pageId="0" pageNumber="53" rank="species" species="chanapaithooni">R. chanapaithooni</taxonomicName>
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).
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<taxonomicName class="Insecta" family="Formicidae" genus="Recurvidris" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Recurvidris lekakuli" order="Hymenoptera" pageId="0" pageNumber="53" phylum="Arthropoda" rank="species" species="lekakuli">Recurvidris lekakuli</taxonomicName>
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differs from
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<taxonomicName lsidName="R. kemneri" pageId="0" pageNumber="53" rank="species" species="kemneri">R. kemneri</taxonomicName>
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by the clypeus clearly smooth and shiny (median portion of clypeus weakly bicarinate in
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<taxonomicName lsidName="R. kemneri" pageId="0" pageNumber="53" rank="species" species="kemneri">R. kemneri</taxonomicName>
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) and having a pair of very short appressed hairs on propodeal dorsum (without hairs in
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<taxonomicName lsidName="R. kemneri" pageId="0" pageNumber="53" rank="species" species="kemneri">R. kemneri</taxonomicName>
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). The new species is also similar to
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<taxonomicName lsidName="R. glabriceps" pageId="0" pageNumber="53" rank="species" species="glabriceps">R. glabriceps</taxonomicName>
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Zhou, 2000 from China, but the latter lacks a small tooth on basal margin of mandible.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="53" type="bionomics">
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<paragraph pageId="0" pageNumber="53">Bionomics.</paragraph>
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<paragraph pageId="0" pageNumber="53">The type series was collected from leaf litter on the forest floor in a dry evergreen forest (Figure 6) near a stream.</paragraph>
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<caption pageId="0" pageNumber="53">
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<paragraph pageId="0" pageNumber="53">
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Figure 6. Type locality of
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<taxonomicName lsidName="R. lekakuli" pageId="0" pageNumber="53" rank="species" species="lekakuli">R. lekakuli</taxonomicName>
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sp. n. at Ban Sahakhon Nikhom, Kanchanaburi Province, Thong Phaphum District, West Thailand, dry evergreen forest.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="53" type="distribution">
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<paragraph pageId="0" pageNumber="53">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="53">
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<taxonomicName class="Insecta" family="Formicidae" genus="Recurvidris" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Recurvidris lekakuli" order="Hymenoptera" pageId="0" pageNumber="53" phylum="Arthropoda" rank="species" species="lekakuli">Recurvidris lekakuli</taxonomicName>
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has been known only from the type locality. The most closely related species,
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<taxonomicName lsidName="R. chanapaithooni" pageId="0" pageNumber="53" rank="species" species="chanapaithooni">R. chanapaithooni</taxonomicName>
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was recorded from eastern and southern Thailand (
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<bibRefCitation author="Jaitrong, W" journalOrPublisher="Halteres" pageId="0" pageNumber="53" pagination="104 - 112" title="The species of the ant genus Recurvidris Bolton, 1992 (Hymenoptera: Formicidae: Myrmicinae) in Thailand." volume="6" year="2015">Jaitrong and Wiwatwitaya 2015</bibRefCitation>
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). This species is very probably sympatric with
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<taxonomicName lsidName="R. lekakuli" pageId="0" pageNumber="53" rank="species" species="lekakuli">R. lekakuli</taxonomicName>
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in at least the dry evergreen forest in western and/or southern Thailand.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |