183 lines
16 KiB
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183 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.878.37403" ID-GBIF-Dataset="83f095d1-8441-49cd-be4b-71f0ddfa311c" ID-PMC="PMC6791902" ID-Pensoft-Pub="1313-2970-878-73" ID-Pensoft-UUID="C93F9CBB14D25FEAB2ACCBC3E6282D28" ID-PubMed="31632177" ID-ZooBank="192214DE1D38467BA577ECD16EC5EAB5" ModsDocID="1313-2970-878-73" checkinTime="1570497196116" checkinUser="pensoft" docAuthor="Shaverdo, Helena, Surbakti, Suriani, Warikar, Evie L., Sagata, Katayo & Balke, Michael" docDate="2019" docId="FA0E68D4F22A587F9675ABD615E5B6FB" docLanguage="en" docName="ZooKeys 878: 73-143" docOrigin="ZooKeys 878" docSource="http://dx.doi.org/10.3897/zookeys.878.37403" docTitle="Exocelina pulchella Shaverdo & Balke, sp. nov." docType="treatment" docUuid="48FF81EF-7022-493E-9B4E-719933174A43" docUuidSource="ZooBank" docVersion="6" id="C93F9CBB14D25FEAB2ACCBC3E6282D28" lastPageNumber="73" masterDocId="C93F9CBB14D25FEAB2ACCBC3E6282D28" masterDocTitle="Nine new species groups, 15 new species, and one new subspecies of New Guinea diving beetles of the genus Exocelina Broun, 1886 (Coleoptera, Dytiscidae, Copelatinae)" masterLastPageNumber="143" masterPageNumber="73" pageNumber="73" updateTime="1668167854570" 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>Nine new species groups, 15 new species, and one new subspecies of New Guinea diving beetles of the genus Exocelina Broun, 1886 (Coleoptera, Dytiscidae, Copelatinae)</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>Shaverdo, Helena</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>Surbakti, Suriani</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>Warikar, Evie L.</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>Sagata, Katayo</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>Balke, Michael</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>878</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>73</mods:start>
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<mods:end>143</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.878.37403</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.878.37403</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-878-73</mods:identifier>
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<mods:identifier type="ZooBank">192214DE1D38467BA577ECD16EC5EAB5</mods:identifier>
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<mods:identifier type="Pensoft-UUID">C93F9CBB14D25FEAB2ACCBC3E6282D28</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="159654820" LSID="urn:lsid:zoobank.org:act:48FF81EF-7022-493E-9B4E-719933174A43" httpUri="http://treatment.plazi.org/id/FA0E68D4F22A587F9675ABD615E5B6FB" lastPageNumber="73" pageId="0" pageNumber="73">
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<subSubSection pageId="0" pageNumber="73" type="nomenclature">
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<paragraph pageId="0" pageNumber="73">
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21.
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<taxonomicName LSID="FA0E68D4-F22A-587F-9675-ABD615E5B6FB" authority="Shaverdo & Balke" class="Insecta" family="Dytiscidae" genus="Exocelina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Exocelina pulchella" order="Coleoptera" pageId="0" pageNumber="73" phylum="Arthropoda" rank="species" species="pulchella">Exocelina pulchella Shaverdo & Balke</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="73">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figures 46–49" captionStartId="F23" captionText="Figures 46 - 49. Habitus and colouration 46 Exocelina kobau sp. nov. 47 E. pulchella sp. nov. 48 E. warasera sp. nov. 49 E. haia sp. nov." figureDoi="10.3897/zookeys.878.37403.figures46-49" httpUri="https://binary.pensoft.net/fig/344991" pageId="0" pageNumber="73" tableDoi="10.3897/zookeys.878.37403.figures46-49">Figs 47</figureCitation>
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,
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<figureCitation captionStart="Figures 50, 51" captionStartId="F24" captionText="Figures 50, 51. 50 Exocelina kobau sp. nov. 51 E. pulchella sp. nov. A median lobe in ventral view B median lobe in lateral view C paramere in external view D male protarsomeres 4 - 5 in ventral view." figureDoi="10.3897/zookeys.878.37403.figures50-51" httpUri="https://binary.pensoft.net/fig/344992" pageId="0" pageNumber="73" tableDoi="10.3897/zookeys.878.37403.figures50-51">51</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="73" type="reference_group">
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<paragraph pageId="0" pageNumber="73">
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<taxonomicName class="Insecta" family="Dytiscidae" genus="Exocelina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Exocelina" order="Coleoptera" pageId="0" pageNumber="73" phylum="Arthropoda" rank="genus">Exocelina</taxonomicName>
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undescribed sp. MB3408:
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<bibRefCitation DOI="https://doi.org/10.1038/ncomms5001" author="Toussaint, EFA" journalOrPublisher="Nature Communications" pageId="0" pageNumber="73" pagination="1 - 10" refId="B22" refString="Toussaint, EFA, Hall, R, Monaghan, MT, Sagata, K, Ibalim, S, Shaverdo, HV, Vogler, AP, Pons, J, Balke, M, 2014. The towering orogeny of New Guinea as a trigger for arthropod megadiversity. Nature Communications 1: 1 - 10" title="The towering orogeny of New Guinea as a trigger for arthropod megadiversity." url="https://doi.org/10.1038/ncomms5001" volume="1" year="2014">Toussaint et al. 2014</bibRefCitation>
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: supplementary figs 1-4, tab. 2;
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<bibRefCitation DOI="https://doi.org/10.1038/srep16016" author="Toussaint, EFA" journalOrPublisher="Nature Communications" pageId="0" pageNumber="73" refId="B23" refString="Toussaint, EFA, Henrich, L, Shaverdo, H, Balke, M, 2015. . https://doi.org/10.1038/srep16016" url="https://doi.org/10.1038/srep16016" year="2015">Toussaint et al. 2015</bibRefCitation>
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: supplementary figs S1, S2, tab. S3, and information S5, S6.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="73" type="type locality">
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<paragraph pageId="0" pageNumber="73">Type locality.</paragraph>
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<paragraph pageId="0" pageNumber="73">
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Papua New Guinea: Central Province, Moroka, Kailaki, Wareaga,
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<geoCoordinate degrees="09" direction="south" minutes="25.42" orientation="latitude" precision="9" value="-9.423667">09°25.42'S</geoCoordinate>
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,
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<geoCoordinate degrees="147" direction="east" minutes="31.07" orientation="longitude" precision="9" value="147.51784">147°31.07'E</geoCoordinate>
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, 760 m a.s.l.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="73" type="type material">
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<paragraph pageId="0" pageNumber="73">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="73">
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<emphasis italics="true" pageId="0" pageNumber="73">Holotype</emphasis>
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: male "Papua New Guinea Central, Moroka, Kailaki Wareaga, 760m, 27x2009 9.25.424S 147.31.068E Sagata (PNG227)" (ZSM).
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<emphasis italics="true" pageId="0" pageNumber="73">Paratypes</emphasis>
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: 24 males, 43 females with the same label as the holotype, one male with an additional green label "DNA M.Balke 3832" (NHMW, ZSM). 1 male "Papua New Guinea: Central, Moroka area, Kailaki, 827 m, 26.x.2009, 9.24.134S 147.33.521E, Sagata (PNG225)" (ZSM). 5 males, 9 females "Papua New Guinea: Central, 755m, 28.x.2009 S9 25 47 5 E147 32 59.1, Sagata (PNG229)", one male with an additional green label "DNA M.Balke 3831" (NHMW, ZSM). 2 males, 1 female "Papua New Guinea: Central, Kokoda Trek, 320m, i.2008 09 19.236S 147.31.791E, Posman (PNG 168)", one male with a green label "DNA M.Balke 3403" (ZSM). 2 males, 2 females "Papua New Guinea: Central, Kokoda Trek, 980m, i.2008, 09 15.933S 147.36.590E, Posman (PNG 169)" (NHMW, ZSM). 1 female "Papua New Guinea: Central, Kokoda Trek, 590m, i.2008, 09 14.339S 147.36.920E, Posman (PNG 170)" (ZSM). 3 males "Papua New Guinea: Central, Myola, 1110m, i.2008, 09 12.630S 147.31.880E, Posman (PNG 177)", one of them with an additional green label "DNA M.Balke 3408" (ZSM).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="73" type="description">
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<paragraph pageId="0" pageNumber="73">Description.</paragraph>
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<paragraph pageId="0" pageNumber="73">
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<emphasis italics="true" pageId="0" pageNumber="73">Body size and form</emphasis>
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: Beetle small: TL-H 2.85-3.3 mm, TL 3.15-3.7 mm, MW 1.6-1.8 mm (holotype: TL-H 3.05 mm, TL 3.4 mm, MW 1.75 mm), with oblong-oval habitus.
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</paragraph>
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<paragraph pageId="0" pageNumber="73">
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<emphasis italics="true" pageId="0" pageNumber="73">Colouration</emphasis>
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: Reddish head and bicoloured elytra: yellowish at shoulders and brownish distally. Head reddish, reddish brown posterior eyes. Pronotum reddish brown to brown on disc (broader or narrower) and yellowish to yellowish reddish on sides. Elytra bicoloured: yellowish in proximal 1/4 to 1/3 (rarely to 1/2) and yellowish brown to brown distally, proximal yellowish colouration sometimes more distinctly boarded as shoulder spots slightly elongated along sutural lines, but mostly fuzzy, not boarded. Head appendages and legs proximally yellowish, legs distally darker, reddish to reddish brown (
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<figureCitation captionStart="Figures 46–49" captionStartId="F23" captionText="Figures 46 - 49. Habitus and colouration 46 Exocelina kobau sp. nov. 47 E. pulchella sp. nov. 48 E. warasera sp. nov. 49 E. haia sp. nov." figureDoi="10.3897/zookeys.878.37403.figures46-49" httpUri="https://binary.pensoft.net/fig/344991" pageId="0" pageNumber="73" tableDoi="10.3897/zookeys.878.37403.figures46-49">Fig. 47</figureCitation>
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). Teneral specimens paler.
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</paragraph>
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<paragraph pageId="0" pageNumber="73">
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<emphasis italics="true" pageId="0" pageNumber="73">Surface sculpture</emphasis>
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: Shiny dorsally, with extremely fine and sparse punctation and weakly impressed microreticulation. Head with fine and sparse punctation (spaces between punctures 2-3 times size of punctures); diameter of punctures smaller than diameter of cells of microreticulation. Pronotum with much finer and sparser punctation than on head, very inconspicuous. Punctation on elytra invisible. Pronotum and elytra with weakly impressed microreticulation; head with microreticulation slightly stronger. Metaventrite, metacoxae, and abdominal ventrites distinctly microreticulate. Metacoxal plates with longitudinal strioles and weak transverse wrinkles; abdominal ventrites with strioles. Punctation on venter invisible; inconspicuous on two last abdominal ventrites.
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</paragraph>
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<paragraph pageId="0" pageNumber="73">
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<emphasis italics="true" pageId="0" pageNumber="73">Structures</emphasis>
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: Pronotum with lateral bead. Base of prosternum and neck of prosternal process with distinct ridge, slightly rounded anteriorly. Blade of prosternal process lanceolate, relatively narrow, slightly convex, with distinct bead and few setae laterally. Abdominal ventrite 6 broadly rounded or slightly truncate.
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</paragraph>
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<paragraph pageId="0" pageNumber="73">
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<emphasis italics="true" pageId="0" pageNumber="73">Male</emphasis>
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: Protarsomere 4 with large, thick, strongly curved anterolateral hook-like seta. Protarsomere 5 ventrally with anterior band ca. 60 and posterior row of eight relatively long setae (
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<figureCitation captionStart="Figures 50, 51" captionStartId="F24" captionText="Figures 50, 51. 50 Exocelina kobau sp. nov. 51 E. pulchella sp. nov. A median lobe in ventral view B median lobe in lateral view C paramere in external view D male protarsomeres 4 - 5 in ventral view." figureDoi="10.3897/zookeys.878.37403.figures50-51" httpUri="https://binary.pensoft.net/fig/344992" pageId="0" pageNumber="73" tableDoi="10.3897/zookeys.878.37403.figures50-51">Fig. 51D</figureCitation>
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). Abdominal ventrite 6 with 4-7 lateral striae on each side. Median lobe simple, short, slightly curved, with broadly pointed apex in lateral view, and evenly tapering to broadly pointed apex in ventral view (
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<figureCitation captionStart="Figures 50, 51" captionStartId="F24" captionText="Figures 50, 51. 50 Exocelina kobau sp. nov. 51 E. pulchella sp. nov. A median lobe in ventral view B median lobe in lateral view C paramere in external view D male protarsomeres 4 - 5 in ventral view." figureDoi="10.3897/zookeys.878.37403.figures50-51" httpUri="https://binary.pensoft.net/fig/344992" pageId="0" pageNumber="73" tableDoi="10.3897/zookeys.878.37403.figures50-51">Fig. 51A, B</figureCitation>
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). Paramere slightly concave on dorsal side, with strong, long, dense subdistal setae, proximal setae inconspicuous (
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<figureCitation captionStart="Figures 50, 51" captionStartId="F24" captionText="Figures 50, 51. 50 Exocelina kobau sp. nov. 51 E. pulchella sp. nov. A median lobe in ventral view B median lobe in lateral view C paramere in external view D male protarsomeres 4 - 5 in ventral view." figureDoi="10.3897/zookeys.878.37403.figures50-51" httpUri="https://binary.pensoft.net/fig/344992" pageId="0" pageNumber="73" tableDoi="10.3897/zookeys.878.37403.figures50-51">Fig. 51C</figureCitation>
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).
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</paragraph>
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<paragraph pageId="0" pageNumber="73">
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<emphasis italics="true" pageId="0" pageNumber="73">Female</emphasis>
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: Without evident differences in external morphology from males, except for not modified pro- and mesotarsi and abdominal ventrite 6 without striae.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="73" type="affinities">
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<paragraph pageId="0" pageNumber="73">Affinities.</paragraph>
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<paragraph pageId="0" pageNumber="73">
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From species of the
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<taxonomicName lsidName="E. danae" pageId="0" pageNumber="73" rank="species" species="danae">
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<emphasis italics="true" pageId="0" pageNumber="73">E. danae</emphasis>
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</taxonomicName>
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,
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<taxonomicName lsidName="E. bacchusi" pageId="0" pageNumber="73" rank="species" species="bacchusi">
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<emphasis italics="true" pageId="0" pageNumber="73">E. bacchusi</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="E. jaseminae" pageId="0" pageNumber="73" rank="species" species="jaseminae">
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<emphasis italics="true" pageId="0" pageNumber="73">E. jaseminae</emphasis>
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</taxonomicName>
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groups (Shaverdo et al. 2016d) known from Central Province,
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<taxonomicName lsidName="E. pulchella" pageId="0" pageNumber="73" rank="species" species="pulchella">
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<emphasis italics="true" pageId="0" pageNumber="73">E. pulchella</emphasis>
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</taxonomicName>
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sp. nov. can be easily distinguished by its small size, characteristic colouration, extremely fine dorsal punctation, and shape of the median lobe. For the affinities within the group, see the
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<normalizedToken originalValue="“Key”">"Key"</normalizedToken>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="73" type="distribution">
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<paragraph pageId="0" pageNumber="73">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="73">
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Papua New Guinea: Central Province (
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<figureCitation captionStart="Figure 54" captionStartId="F26" captionText="Figure 54. Map of the eastern part of New Guinea showing distribution of the species of the E. warasera group." figureDoi="10.3897/zookeys.878.37403.figure54" httpUri="https://binary.pensoft.net/fig/344994" pageId="0" pageNumber="73" tableDoi="10.3897/zookeys.878.37403.figure54">Fig. 54</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="73" type="etymology">
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<paragraph pageId="0" pageNumber="73">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="73">
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The species name derives from Latin
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<emphasis italics="true" pageId="0" pageNumber="73">pulchellus</emphasis>
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, a diminutive of
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<emphasis italics="true" pageId="0" pageNumber="73">pulcher</emphasis>
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(beautiful), to express the small size and nice colouration of the beetles; this species is the most colourful of all known New Guinea
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<taxonomicName class="Insecta" family="Dytiscidae" genus="Exocelina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Exocelina" order="Coleoptera" pageId="0" pageNumber="73" phylum="Arthropoda" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="73">Exocelina</emphasis>
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</taxonomicName>
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. The species name is an adjective in the nominative singular.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |