283 lines
34 KiB
XML
283 lines
34 KiB
XML
<document id="CBA84F120B6BB60888B491DDB10461C8" ID-DOI="10.37520/aemnp.2024.016" ID-ISSN="1804-6487" ID-Zenodo-Dep="14655591" ID-ZooBank="187DAF15-7C4F-4A4C-9AA3-8753B824CCCB" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1736957651372" checkinUser="felipe" docAuthor="Hájek, Jiří & Shaverdo, Helena" docDate="2024" docId="03DC8791022DFF9C647EFE36F0AE1343" docLanguage="en" docName="ActaEntMusNatPra.64.2.243-247.pdf" docOrigin="Acta Entomologica Musei Nationalis Pragae (Acta. Ent. Mus. Natl. Pragae) 64 (2)" docSource="https://doi.org/10.37520/aemnp.2024.016" docStyle="DocumentStyle:BA2C5C8540539042E893A65A182CEA85.8:ActaEntMusNatPra.2018-.journal_article" docStyleId="BA2C5C8540539042E893A65A182CEA85" docStyleName="ActaEntMusNatPra.2018-.journal_article" docStyleVersion="8" docTitle="Austrelatus riberai Hájek & Shaverdo, 2024, sp. nov." docType="treatment" docVersion="2" lastPageNumber="247" masterDocId="FFE5FFE9022EFF98654FFFB5F1401616" masterDocTitle="Two new species of Austrelatus diving beetles from continental Southeast Asia, linking the distribution area of the genus (Coleoptera: Dytiscidae: Copelatinae)" masterLastPageNumber="247" masterPageNumber="243" pageNumber="246" updateTime="1736958082241" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-NC-ND-3.0">
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<mods:title id="C9338F66678EF4A6125A98A07E7DDF05">Two new species of Austrelatus diving beetles from continental Southeast Asia, linking the distribution area of the genus (Coleoptera: Dytiscidae: Copelatinae)</mods:title>
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<mods:name id="0EFC8731D3A0433FA89DE525C66BA68F" type="personal">
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<mods:roleTerm id="FAC13B1325C16CBCFC836AE4BD47CB83">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="72840D172F60278E6CECD3F7C5FB6150">Hájek, Jiří</mods:namePart>
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<mods:affiliation id="D09F9D2A6489F56939F4CF019181D746">Department of Entomology, National Museum of the Czech Republic, Cirkusová 1740, CZ- 193 00 Praha</mods:affiliation>
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<mods:name id="6FA2657FD05C2F10464C1E62FC7E25A9" type="personal">
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<mods:roleTerm id="67E8595AC0C2814B4F43AFB7A1A91CF1">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="4F09E15A14F2D275B0E9282C619D5E58">Shaverdo, Helena</mods:namePart>
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<mods:affiliation id="570BB90572080B0FA56B17FD96574B61">Naturhistorisches Museum Wien, Burgring</mods:affiliation>
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<mods:typeOfResource id="A99570CA31D7AB386B89816742CA8708">text</mods:typeOfResource>
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<mods:title id="A627F4803135DCDFFAADECE662A7B9C0">Acta Entomologica Musei Nationalis Pragae</mods:title>
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<mods:part id="E43DDF9A1C8C871A80EBC571C86ECEB7">
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<mods:date id="70982F3BAF477A06896E563678E5CA1C">2024</mods:date>
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<mods:title id="2926C60FF8450F59A8D334AC78B6DA65">Acta. Ent. Mus. Natl. Pragae</mods:title>
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<mods:number id="B77E88DCEA02027969492D7D985F8891">2024-10-01</mods:number>
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<mods:number id="39C655C6EEDA051A117E597AC9761D6F">64</mods:number>
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<mods:detail id="91C53F5763B546AE2D03A42D6169C8AC" type="issue">
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<mods:number id="3B8EDF28200592E2A51B99916EA757A4">2</mods:number>
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<mods:url id="842504A56D868ECF6FB15CA2B8ED24A5">https://doi.org/10.37520/aemnp.2024.016</mods:url>
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<mods:classification id="936F16E63DD7795816C7FCED3E60871A">journal article</mods:classification>
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<mods:identifier id="F05C626B1879FD568F779AB4F0122BFE" type="DOI">10.37520/aemnp.2024.016</mods:identifier>
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<treatment id="03DC8791022DFF9C647EFE36F0AE1343" LSID="urn:lsid:plazi:treatment:03DC8791022DFF9C647EFE36F0AE1343" httpUri="http://treatment.plazi.org/id/03DC8791022DFF9C647EFE36F0AE1343" lastPageId="4" lastPageNumber="247" pageId="3" pageNumber="246">
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<subSubSection id="C36F650C022DFF9B647EFE36F31C178D" box="[305,604,387,411]" pageId="3" pageNumber="246" type="nomenclature">
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<paragraph id="8BCA3687022DFF9B647EFE36F31C178D" blockId="3.[305,604,387,411]" box="[305,604,387,411]" pageId="3" pageNumber="246">
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<heading id="D08281EB022DFF9B647EFE36F31C178D" box="[305,604,387,411]" centered="true" fontSize="10" level="2" pageId="3" pageNumber="246" reason="3">
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<emphasis id="B901EA95022DFF9B647EFE36F31C178D" bold="true" box="[305,604,387,411]" pageId="3" pageNumber="246">
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<taxonomicName id="4C754D04022DFF9B647EFE36F340178D" authorityName="Hájek & Shaverdo" authorityYear="2024" box="[305,512,387,411]" class="Insecta" family="Dytiscidae" genus="Austrelatus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="246" phylum="Arthropoda" rank="species" species="riberai" status="sp. nov.">
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<emphasis id="B901EA95022DFF9B647EFE36F340178D" bold="true" box="[305,512,387,411]" italics="true" pageId="3" pageNumber="246">Austrelatus riberai</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A23257EE022DFF9B6748FE31F31C178D" box="[519,604,388,411]" pageId="3" pageNumber="246" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C36F650C022DFF9B64DFFE17F0BD17A3" box="[400,509,418,437]" pageId="3" pageNumber="246" type="description">
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<paragraph id="8BCA3687022DFF9B64DFFE17F0BD17A3" blockId="3.[400,509,418,437]" box="[400,509,418,437]" pageId="3" pageNumber="246">
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(
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<figureCitation id="134E2A02022DFF9B64D9FE17F0B817A3" box="[406,504,418,437]" captionStart="Figs 1–6. 1–2" captionStartId="2.[151,188,1689,1708]" captionTargetBox="[177,1413,215,1650]" captionTargetId="figure-183@2.[151,1436,189,1673]" captionTargetPageId="2" captionText="Figs 1–6. 1–2 – habitus of Austrelatus holotypes: 1 – A. mirai sp. nov.; 2 – A. riberai sp. nov. 3–6 – male genitalia of Austrelatus: 3–4 – A. mirai sp. nov.; 5–6 – A. riberai sp. nov. 3, 5 – median lobe in lateral (a) and ventral (b) view; 4, 6 – parameres. Scale bar = 0.5 mm (Figs 3–6)." figureDoi="http://doi.org/10.5281/zenodo.14655593" httpUri="https://zenodo.org/record/14655593/files/figure.png" pageId="3" pageNumber="246">Figs 2, 5–6</figureCitation>
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)
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</paragraph>
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||
</subSubSection>
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<subSubSection id="C36F650C022DFF9B65D9FE79F37414D9" pageId="3" pageNumber="246" type="materials_examined">
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<paragraph id="8BCA3687022DFF9B65D9FE79F0C117EC" blockId="3.[150,760,460,719]" pageId="3" pageNumber="246">
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<emphasis id="B901EA95022DFF9B65D9FE79F05017C9" bold="true" box="[150,272,460,479]" pageId="3" pageNumber="246">
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<typeStatus id="54CE8825022DFF9B65D9FE79F18317C9" box="[150,195,460,479]" pageId="3" pageNumber="246">Type</typeStatus>
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locality.
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</emphasis>
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<collectingCountry id="F3627617022DFF9B6459FE79F02A17C9" box="[278,362,460,479]" name="Myanmar" pageId="3" pageNumber="246">Myanmar</collectingCountry>
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,
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<collectingRegion id="49B1F865022DFF9B643BFE79F09217C9" box="[372,466,460,479]" country="Myanmar" name="Shan" pageId="3" pageNumber="246">Shan State</collectingRegion>
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, SE of Mintaingbin Forest Camp, ca.
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<geoCoordinate id="EE415040022DFF9B6454FE52F03D17EC" box="[283,381,487,506]" degrees="96" direction="east" minutes="33.63" orientation="longitude" pageId="3" pageNumber="246" precision="9" value="96.5605">96°33.63′E</geoCoordinate>
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.
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</paragraph>
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||
<paragraph id="8BCA3687022DFF9B65D9FDB7F37414D9" blockId="3.[150,760,460,719]" pageId="3" pageNumber="246">
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||
<emphasis id="B901EA95022DFF9B65D9FDB7F0581403" bold="true" box="[150,280,514,533]" pageId="3" pageNumber="246">Type material.</emphasis>
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<typeStatus id="54CE8825022DFF9B6453FDB7F0351403" box="[284,373,514,533]" pageId="3" pageNumber="246" type="holotype">HOLOTYPE</typeStatus>
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: Ô (
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<collectionCode id="ED64AE42022DFF9B64D7FDB7F0A21403" box="[408,482,514,533]" country="Austria" httpUri="http://grbio.org/cool/91g3-0mnw" name="Naturhistorisches Museum, Wien" pageId="3" pageNumber="246" type="Museum">NHMW</collectionCode>
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),labelled: ‘
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<collectingCountry id="F3627617022DFF9B6771FDB7F3D81403" box="[574,664,514,533]" name="Myanmar" pageId="3" pageNumber="246">MYANMAR</collectingCountry>
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(151)
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<collectingRegion id="49B1F865022DFF9B6782FDB7F1811439" country="Myanmar" name="Shan" pageId="3" pageNumber="246">Shan State</collectingRegion>
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/ SE Mintaingbin Forest Camp / forest pools and in leaf litter / near stream,
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<date id="FFCB1047022DFF9B6595FD82F07A145C" box="[218,314,567,586]" pageId="3" pageNumber="246" value="2004-06-17">17.06.2004</date>
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||
/ leg. Shaverdo & Schillhammer [p] //
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<typeStatus id="54CE8825022DFF9B67C9FD82F3B7145C" box="[646,759,567,586]" pageId="3" pageNumber="246" type="holotype">HOLOTYPE</typeStatus>
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Ô /
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<taxonomicName id="4C754D04022DFF9B65FAFDE7F0001473" authorityName="Shaverdo, Hajek, Hendrich, Surbakti, Panjaitan & Balke" authorityYear="2023" box="[181,320,594,613]" class="Insecta" family="Dytiscidae" genus="Austrelatus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="246" phylum="Arthropoda" rank="genus">
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||
<emphasis id="B901EA95022DFF9B65FAFDE7F0001473" box="[181,320,594,613]" italics="true" pageId="3" pageNumber="246">AUSTRELATUS</emphasis>
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</taxonomicName>
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||
/
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||
<taxonomicName id="4C754D04022DFF9B6401FDE7F0C91473" authorityName="Hájek & Shaverdo" authorityYear="2024" box="[334,393,594,613]" class="Insecta" family="Dytiscidae" genus="Austrelatus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="246" phylum="Arthropoda" rank="species" species="riberai" status="sp. nov.">
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||
<emphasis id="B901EA95022DFF9B6401FDE7F0C91473" box="[334,393,594,613]" italics="true" pageId="3" pageNumber="246">riberai</emphasis>
|
||
</taxonomicName>
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||
<taxonomicNameLabel id="A23257EE022DFF9B64C1FDE7F0901473" box="[398,464,594,613]" pageId="3" pageNumber="246" rank="species">sp. nov.</taxonomicNameLabel>
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/ J. Hájek & H. Shaverdo det. 2024 [p, red label]’.
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<typeStatus id="54CE8825022DFF9B645AFDD9F0261469" box="[277,358,620,639]" pageId="3" pageNumber="246" type="paratype">PARATYPE</typeStatus>
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||
: 1 Ô, labelled: ‘
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<collectingCountry id="F3627617022DFF9B64A2FDD9F3241469" box="[493,612,620,639]" name="Myanmar" pageId="3" pageNumber="246">MYANMAR</collectingCountry>
|
||
:
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<collectingRegion id="49B1F865022DFF9B6724FDD9F3861469" box="[619,710,620,639]" country="Myanmar" name="Shan" pageId="3" pageNumber="246">Shan State</collectingRegion>
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/ Inle Lake, E-shore,
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<date id="FFCB1047022DFF9B6455FD32F030148C" box="[282,368,647,666]" pageId="3" pageNumber="246" value="1999-05-13">13.5.1999</date>
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||
/
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||
<quantity id="4C8D9B62022DFF9B64CDFD32F0F9148C" box="[386,441,647,666]" metricMagnitude="4" metricUnit="m" metricValue="1.0" pageId="3" pageNumber="246" unit="km" value="10.0">10 km</quantity>
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S Nyaungshwe,
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<quantity id="4C8D9B62022DFF9B6703FD32F3C3148C" box="[588,643,647,666]" metricMagnitude="2" metricUnit="m" metricValue="9.4" pageId="3" pageNumber="246" unit="m" value="940.0">940 m</quantity>
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/
|
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<geoCoordinate id="EE415040022DFF9B67DAFD32F3B7148C" box="[661,759,647,666]" degrees="20" direction="north" minutes="36.48" orientation="latitude" pageId="3" pageNumber="246" precision="9" value="20.608">20°36.48′N</geoCoordinate>
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<geoCoordinate id="EE415040022DFF9B65D9FD17F1B414A3" box="[150,244,674,693]" degrees="96" direction="east" minutes="56.53" orientation="longitude" pageId="3" pageNumber="246" precision="9" value="96.94217">96°56.53′E</geoCoordinate>
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||
/ leg.Schillhammer & Schuh (39c) [p]’ (
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<collectionCode id="ED64AE42022DFF9B6770FD17F33F14A3" box="[575,639,674,693]" country="Czech Republic" httpUri="http://grbio.org/cool/hj12-2xm7" name="National Museum Prague" pageId="3" pageNumber="246">NMPC</collectionCode>
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).The
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<typeStatus id="54CE8825022DFF9B67E0FD17F3B714A3" box="[687,759,674,693]" pageId="3" pageNumber="246" type="paratype">paratype</typeStatus>
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is provided with the respective red printed label.
|
||
</paragraph>
|
||
</subSubSection>
|
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<subSubSection id="C36F650C022DFF9C65D9FD5DF0B914A3" lastPageId="4" lastPageNumber="247" pageId="3" pageNumber="246" type="description">
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<paragraph id="8BCA3687022DFF9B65D9FD5DF1B21569" blockId="3.[150,760,743,2079]" pageId="3" pageNumber="246">
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<emphasis id="B901EA95022DFF9B65D9FD5DF09414E9" bold="true" box="[150,468,743,767]" pageId="3" pageNumber="246">
|
||
Description.
|
||
<emphasis id="B901EA95022DFF9B6463FD52F09414E9" box="[300,468,743,767]" italics="true" pageId="3" pageNumber="246">
|
||
Male
|
||
<typeStatus id="54CE8825022DFF9B6420FD52F09014E9" box="[367,464,743,767]" pageId="3" pageNumber="246" type="holotype">holotype</typeStatus>
|
||
.
|
||
</emphasis>
|
||
</emphasis>
|
||
Habitus (
|
||
<figureCitation id="134E2A02022DFF9B6709FD5DF3C914E9" box="[582,649,744,767]" captionStart="Figs 1–6. 1–2" captionStartId="2.[151,188,1689,1708]" captionTargetBox="[177,1413,215,1650]" captionTargetId="figure-183@2.[151,1436,189,1673]" captionTargetPageId="2" captionText="Figs 1–6. 1–2 – habitus of Austrelatus holotypes: 1 – A. mirai sp. nov.; 2 – A. riberai sp. nov. 3–6 – male genitalia of Austrelatus: 3–4 – A. mirai sp. nov.; 5–6 – A. riberai sp. nov. 3, 5 – median lobe in lateral (a) and ventral (b) view; 4, 6 – parameres. Scale bar = 0.5 mm (Figs 3–6)." figureDoi="http://doi.org/10.5281/zenodo.14655593" httpUri="https://zenodo.org/record/14655593/files/figure.png" pageId="3" pageNumber="246">Fig. 2</figureCitation>
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) elongate oblong oval, broadest in anterior third of elytral length, dorsally convex; body outline continuous, without angle between base of pronotum and elytra. Dorsal surface submatt.
|
||
</paragraph>
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||
<paragraph id="8BCA3687022DFF9B65FAFC3DF0FB1229" blockId="3.[150,760,743,2079]" pageId="3" pageNumber="246">
|
||
<emphasis id="B901EA95022DFF9B65FAFC3DF07E1589" box="[181,318,904,927]" italics="true" pageId="3" pageNumber="246">Colouration.</emphasis>
|
||
Head dark brown, clypeus orange; pronotum dark brown, laterally broadly orange, anterior and posterior margins orange-brown translucent; elytral disc dark brown, with broad, irregularly shaped, basal orange band reaching suture, lateral sides orange; appendages orange; ventral side brown.
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||
</paragraph>
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||
<paragraph id="8BCA3687022DFF9B65FAFBFDF0F81369" blockId="3.[150,760,743,2079]" pageId="3" pageNumber="246">
|
||
<emphasis id="B901EA95022DFF9B65FAFBFDF1AF1249" box="[181,239,1096,1119]" italics="true" pageId="3" pageNumber="246">Head</emphasis>
|
||
moderately broad, ca. 0.71× width of pronotum, semicircular. Anterior margin of clypeus indistinctly concave. Antenna with antennomeres long and slender. Reticulation consisting of moderately deeply impressed polygonal isodiametric meshes. Punctation double, consisting of coarse setigerous punctures and fine punctures spread sparsely on surface; row of coarse punctures present alongside inner margin of eyes, several punctures present at frontal level of eyes, and antero-laterally to eyes in fronto-clypeal depressions.
|
||
</paragraph>
|
||
<caption id="DF0A660F022DFF9B6673FBF1F5761267" ID-DOI="http://doi.org/10.5281/zenodo.14655595" ID-Zenodo-Dep="14655595" httpUri="https://zenodo.org/record/14655595/files/figure.png" pageId="3" pageNumber="246" startId="3.[828,859,1092,1111]" targetBox="[828,1436,189,1074]" targetPageId="3" targetType="figure">
|
||
<paragraph id="8BCA3687022DFF9B6673FBF1F5761267" blockId="3.[828,1436,1092,1137]" pageId="3" pageNumber="246">
|
||
Fig. 7. Habitat of
|
||
<taxonomicName id="4C754D04022DFF9B66AFFBF1F5391241" authorityName="Hájek & Shaverdo" authorityYear="2024" box="[992,1145,1092,1111]" class="Insecta" family="Dytiscidae" genus="Austrelatus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="246" phylum="Arthropoda" rank="species" species="mirai" status="sp. nov.">
|
||
<emphasis id="B901EA95022DFF9B66AFFBF1F5391241" box="[992,1145,1092,1111]" italics="true" pageId="3" pageNumber="246">Austrelatus mirai</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23257EE022DFF9B61CEFBF1F5871241" box="[1153,1223,1092,1111]" pageId="3" pageNumber="246" rank="species">sp. nov.</taxonomicNameLabel>
|
||
in Templer Park Forest Reserve, Selangor, Malaysia.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BCA3687022DFF9B65FAFA3DF0E310A9" blockId="3.[150,760,743,2079]" pageId="3" pageNumber="246">
|
||
<emphasis id="B901EA95022DFF9B65FAFA3DF05E1389" box="[181,286,1416,1439]" italics="true" pageId="3" pageNumber="246">Pronotum</emphasis>
|
||
transverse (width/length ratio = 2.40), broadest before posterior angles, lateral margins moderately curved. Lateral sides with beading very thin and indistinct. Reticulation similar to that of head. Punctation similar to that of head; rows of coarse setigerous punctures present along anterior margin, close to lateral sides, several punctures present also in shallow basolateral depressions along basal margin. Pronotum baso-laterally with several longitudinal strioles. Centre of disc with indistinct median longitudinal smooth line.
|
||
</paragraph>
|
||
<paragraph id="8BCA3687022DFF9B65FAF97DF35A10C9" blockId="3.[150,760,743,2079]" box="[181,538,1736,1759]" pageId="3" pageNumber="246">
|
||
<taxonomicName id="4C754D04022DFF9B65FAF97DF05E10C9" box="[181,286,1736,1759]" class="Trilobita" family="Styginidae" genus="Scutellum" kingdom="Animalia" order="Corynexochida" pageId="3" pageNumber="246" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B901EA95022DFF9B65FAF97DF05E10C9" box="[181,286,1736,1759]" italics="true" pageId="3" pageNumber="246">Scutellum</emphasis>
|
||
</taxonomicName>
|
||
transversely triangular.
|
||
</paragraph>
|
||
<paragraph id="8BCA3687022DFF9B65FAF95DF5BB12E8" blockId="3.[150,760,743,2079]" lastBlockId="3.[828,1437,1191,2078]" pageId="3" pageNumber="246">
|
||
<emphasis id="B901EA95022DFF9B65FAF95DF1BF10E9" box="[181,255,1768,1791]" italics="true" pageId="3" pageNumber="246">Elytra.</emphasis>
|
||
Base of elytra as broad as pronotal base; lateral margins of elytra slightly diverging in basal third, then distinctly narrowing to apex. Four shallowly impressed and fragmented dorsal striae present on each elytron: all striae beginning posterior to base; stria 1 shortest, ending at two thirds of elytral length; striae 2–3 longer, ending at three fourths of elytral length; stria 4 beginning more closely to base, apically fragmented, ending at second third of elytral length. Submarginal stria absent. Reticulation similar to that of head and pronotum, but less impressed. Punctation consisting of coarse setigerous punctures and very fine sparse punctures; coarse punctures present along elytral striae and lateral margins of elytra.
|
||
</paragraph>
|
||
<paragraph id="8BCA3687022DFF9B6615FAB2F4DD1368" blockId="3.[828,1437,1191,2078]" pageId="3" pageNumber="246">
|
||
<emphasis id="B901EA95022DFF9B6615FAB2F2D41308" box="[858,916,1287,1310]" italics="true" pageId="3" pageNumber="246">Legs.</emphasis>
|
||
Protibia broadened anteriorly, club shaped. Pro- and mesotarsomeres 1–3 distinctly broadened, with rows of adhesive setae on their ventral side; posterior (outer) protarsal claw shorter and more curved than anterior claw.
|
||
</paragraph>
|
||
<paragraph id="8BCA3687022DFF9B6615FA32F43711C8" blockId="3.[828,1437,1191,2078]" pageId="3" pageNumber="246">
|
||
<emphasis id="B901EA95022DFF9B6615FA32F5401388" box="[858,1024,1415,1438]" italics="true" pageId="3" pageNumber="246">Ventral surface.</emphasis>
|
||
Prosternum sinuate anteriorly, obtusely keeled medially. Prosternal process shortly lanceolate, in cross-section convex, apex obtuse; process distinctly bordered laterally; reticulation imperceptible. Metaventrite with reticulation consisting of transverse polygonal meshes; lateral parts of metaventrite (“metasternal wings”) tongue-shaped, slender. Metacoxal lines nearly complete, absent only very close to metaventrite. Metacoxal plates covered with a few long transverse and numerous shorter longitudinal strioles; reticulation consisting of elongate, longitudinal polygonal meshes. Metacoxal processes rounded at posterior margin. Abdominal ventrites I–II with longitudinal strioles; ventrites III–IV with oblique strioles laterally. Tuft of setae present antero-medially on ventrites III–V; ventrite VI with setigerous punctures laterally on either side. Abdominal reticulation consisting of elongate polygonal meshes, longitudinal on ventrites I–II, oblique on ventrite III and transverse on ventrites IV–VI. Punctation consisting of fine, sparsely distributed punctures.
|
||
</paragraph>
|
||
<paragraph id="8BCA3687022DFF9C6615F852F0351783" blockId="3.[828,1437,1191,2078]" lastBlockId="4.[151,761,190,1365]" lastPageId="4" lastPageNumber="247" pageId="3" pageNumber="246">
|
||
<emphasis id="B901EA95022DFF9B6615F852F2BB11E8" box="[858,1019,2023,2046]" italics="true" pageId="3" pageNumber="246">Male genitalia.</emphasis>
|
||
Median lobe of aedeagus in lateral view sickle-shaped, broadest at mid-length, tapering continuously to dorsally bent truncate apex (
|
||
<figureCitation id="134E2A02022AFF9C6764FF0BF33B16C3" box="[555,635,190,213]" captionStart="Figs 1–6. 1–2" captionStartId="2.[151,188,1689,1708]" captionTargetBox="[177,1413,215,1650]" captionTargetId="figure-183@2.[151,1436,189,1673]" captionTargetPageId="2" captionText="Figs 1–6. 1–2 – habitus of Austrelatus holotypes: 1 – A. mirai sp. nov.; 2 – A. riberai sp. nov. 3–6 – male genitalia of Austrelatus: 3–4 – A. mirai sp. nov.; 5–6 – A. riberai sp. nov. 3, 5 – median lobe in lateral (a) and ventral (b) view; 4, 6 – parameres. Scale bar = 0.5 mm (Figs 3–6)." figureDoi="http://doi.org/10.5281/zenodo.14655593" httpUri="https://zenodo.org/record/14655593/files/figure.png" pageId="4" pageNumber="247">Fig. 5a</figureCitation>
|
||
); in ventral view, tapering to left-curved obtusely pointed apex (
|
||
<figureCitation id="134E2A02022AFF9C6782FF6BF1F51703" captionStart="Figs 1–6. 1–2" captionStartId="2.[151,188,1689,1708]" captionTargetBox="[177,1413,215,1650]" captionTargetId="figure-183@2.[151,1436,189,1673]" captionTargetPageId="2" captionText="Figs 1–6. 1–2 – habitus of Austrelatus holotypes: 1 – A. mirai sp. nov.; 2 – A. riberai sp. nov. 3–6 – male genitalia of Austrelatus: 3–4 – A. mirai sp. nov.; 5–6 – A. riberai sp. nov. 3, 5 – median lobe in lateral (a) and ventral (b) view; 4, 6 – parameres. Scale bar = 0.5 mm (Figs 3–6)." figureDoi="http://doi.org/10.5281/zenodo.14655593" httpUri="https://zenodo.org/record/14655593/files/figure.png" pageId="4" pageNumber="247">Fig. 5b</figureCitation>
|
||
); ventral lobe closely pressed from left side to dorsal lobe in ventral view (
|
||
<figureCitation id="134E2A02022AFF9C6433FEABF08C1723" box="[380,460,286,309]" captionStart="Figs 1–6. 1–2" captionStartId="2.[151,188,1689,1708]" captionTargetBox="[177,1413,215,1650]" captionTargetId="figure-183@2.[151,1436,189,1673]" captionTargetPageId="2" captionText="Figs 1–6. 1–2 – habitus of Austrelatus holotypes: 1 – A. mirai sp. nov.; 2 – A. riberai sp. nov. 3–6 – male genitalia of Austrelatus: 3–4 – A. mirai sp. nov.; 5–6 – A. riberai sp. nov. 3, 5 – median lobe in lateral (a) and ventral (b) view; 4, 6 – parameres. Scale bar = 0.5 mm (Figs 3–6)." figureDoi="http://doi.org/10.5281/zenodo.14655593" httpUri="https://zenodo.org/record/14655593/files/figure.png" pageId="4" pageNumber="247">Fig. 5b</figureCitation>
|
||
). Paramere triangular; basal two thirds broad, laterally rounded; distal third slender, with indistinct setation on medial margin; apical lobes club-shaped (
|
||
<figureCitation id="134E2A02022AFF9C6468FECBF0281783" box="[295,360,382,405]" captionStart="Figs 1–6. 1–2" captionStartId="2.[151,188,1689,1708]" captionTargetBox="[177,1413,215,1650]" captionTargetId="figure-183@2.[151,1436,189,1673]" captionTargetPageId="2" captionText="Figs 1–6. 1–2 – habitus of Austrelatus holotypes: 1 – A. mirai sp. nov.; 2 – A. riberai sp. nov. 3–6 – male genitalia of Austrelatus: 3–4 – A. mirai sp. nov.; 5–6 – A. riberai sp. nov. 3, 5 – median lobe in lateral (a) and ventral (b) view; 4, 6 – parameres. Scale bar = 0.5 mm (Figs 3–6)." figureDoi="http://doi.org/10.5281/zenodo.14655593" httpUri="https://zenodo.org/record/14655593/files/figure.png" pageId="4" pageNumber="247">Fig. 6</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8BCA3687022AFF9C65FAFE28F0C617A3" blockId="4.[151,761,190,1365]" box="[181,390,413,437]" pageId="4" pageNumber="247">
|
||
<emphasis id="B901EA95022AFF9C65FAFE28F04F17A3" bold="true" box="[181,271,413,437]" italics="true" pageId="4" pageNumber="247">Female.</emphasis>
|
||
Unknown.
|
||
</paragraph>
|
||
<paragraph id="8BCA3687022AFF9C65D8FE0BF31A1443" blockId="4.[151,761,190,1365]" pageId="4" pageNumber="247">
|
||
<emphasis id="B901EA95022AFF9C65D8FE0BF05617C3" bold="true" box="[151,278,446,469]" pageId="4" pageNumber="247">Variability.</emphasis>
|
||
Both specimens of the type series are rather uniform in habitus, reticulation and colouration. They differ slightly in elytral striation – striae are more fragmented in
|
||
<typeStatus id="54CE8825022AFF9C65D8FDABF1B31423" box="[151,243,542,565]" pageId="4" pageNumber="247" type="paratype">paratype</typeStatus>
|
||
specimen; minor variability can be seen also in shape and size of yellow elytral markings.
|
||
</paragraph>
|
||
<paragraph id="8BCA3687022AFF9C65FAFDEBF0B914A3" blockId="4.[151,761,190,1365]" pageId="4" pageNumber="247">
|
||
<emphasis id="B901EA95022AFF9C65FAFDEBF01D1463" bold="true" box="[181,349,606,629]" italics="true" pageId="4" pageNumber="247">Measurements.</emphasis>
|
||
TL:
|
||
<typeStatus id="54CE8825022AFF9C64D8FDEBF0B91463" box="[407,505,606,629]" pageId="4" pageNumber="247" type="holotype">holotype</typeStatus>
|
||
:
|
||
<quantity id="4C8D9B62022AFF9C674AFDEBF31D1463" box="[517,605,606,629]" metricMagnitude="-3" metricUnit="m" metricValue="4.3" pageId="4" pageNumber="247" unit="mm" value="4.3">4.3 mm</quantity>
|
||
;
|
||
<typeStatus id="54CE8825022AFF9C6725FDEBF38A1463" box="[618,714,606,629]" pageId="4" pageNumber="247" type="paratype">paratype</typeStatus>
|
||
:
|
||
<quantity id="4C8D9B62022AFF9C6799FDEBF1841483" metricMagnitude="-3" metricUnit="m" metricValue="4.2" pageId="4" pageNumber="247" unit="mm" value="4.2">4.2 mm</quantity>
|
||
. TL-h:
|
||
<typeStatus id="54CE8825022AFF9C6456FDCBF03B1483" box="[281,379,638,661]" pageId="4" pageNumber="247" type="holotype">holotype</typeStatus>
|
||
:
|
||
<quantity id="4C8D9B62022AFF9C64C7FDCBF0A01483" box="[392,480,638,661]" metricMagnitude="-3" metricUnit="m" metricValue="3.8" pageId="4" pageNumber="247" unit="mm" value="3.8">3.8 mm</quantity>
|
||
;
|
||
<typeStatus id="54CE8825022AFF9C64A1FDCBF30E1483" box="[494,590,638,661]" pageId="4" pageNumber="247" type="paratype">paratype</typeStatus>
|
||
:
|
||
<quantity id="4C8D9B62022AFF9C6714FDCBF3F31483" box="[603,691,638,661]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" pageId="4" pageNumber="247" unit="mm" value="3.7">3.7 mm</quantity>
|
||
. MW:
|
||
<typeStatus id="54CE8825022AFF9C65D8FD2BF1B414A3" box="[151,244,670,693]" pageId="4" pageNumber="247" type="holotype">holotype</typeStatus>
|
||
and
|
||
<typeStatus id="54CE8825022AFF9C6467FD2BF0C814A3" box="[296,392,670,693]" pageId="4" pageNumber="247" type="paratype">paratype</typeStatus>
|
||
:
|
||
<quantity id="4C8D9B62022AFF9C64DDFD2BF0B514A3" box="[402,501,670,693]" metricMagnitude="-3" metricUnit="m" metricValue="1.85" pageId="4" pageNumber="247" unit="mm" value="1.85">1.85 mm</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C36F650C022AFF9C65D8FD0BF0221583" pageId="4" pageNumber="247" type="diagnosis">
|
||
<paragraph id="8BCA3687022AFF9C65D8FD0BF0221583" blockId="4.[151,761,190,1365]" pageId="4" pageNumber="247">
|
||
<emphasis id="B901EA95022AFF9C65D8FD0BF0D714C3" bold="true" box="[151,407,701,725]" pageId="4" pageNumber="247">Differential diagnosis.</emphasis>
|
||
The new species can be easily recognised from all other
|
||
<taxonomicName id="4C754D04022AFF9C64E4FD6BF36414E3" authorityName="Shaverdo, Hajek, Hendrich, Surbakti, Panjaitan & Balke" authorityYear="2023" box="[427,548,734,757]" class="Insecta" family="Dytiscidae" genus="Austrelatus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="247" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B901EA95022AFF9C64E4FD6BF36414E3" box="[427,548,734,757]" italics="true" pageId="4" pageNumber="247">Austrelatus</emphasis>
|
||
</taxonomicName>
|
||
by the combination of small body length, disc of elytra with four longitudinal striae (
|
||
<figureCitation id="134E2A02022AFF9C6591FCABF05D1523" box="[222,285,798,821]" captionStart="Figs 1–6. 1–2" captionStartId="2.[151,188,1689,1708]" captionTargetBox="[177,1413,215,1650]" captionTargetId="figure-183@2.[151,1436,189,1673]" captionTargetPageId="2" captionText="Figs 1–6. 1–2 – habitus of Austrelatus holotypes: 1 – A. mirai sp. nov.; 2 – A. riberai sp. nov. 3–6 – male genitalia of Austrelatus: 3–4 – A. mirai sp. nov.; 5–6 – A. riberai sp. nov. 3, 5 – median lobe in lateral (a) and ventral (b) view; 4, 6 – parameres. Scale bar = 0.5 mm (Figs 3–6)." figureDoi="http://doi.org/10.5281/zenodo.14655593" httpUri="https://zenodo.org/record/14655593/files/figure.png" pageId="4" pageNumber="247">Fig. 2</figureCitation>
|
||
) and the shape of male genitalia (
|
||
<figureCitation id="134E2A02022AFF9C6732FCABF3FD1523" box="[637,701,798,821]" captionStart="Figs 1–6. 1–2" captionStartId="2.[151,188,1689,1708]" captionTargetBox="[177,1413,215,1650]" captionTargetId="figure-183@2.[151,1436,189,1673]" captionTargetPageId="2" captionText="Figs 1–6. 1–2 – habitus of Austrelatus holotypes: 1 – A. mirai sp. nov.; 2 – A. riberai sp. nov. 3–6 – male genitalia of Austrelatus: 3–4 – A. mirai sp. nov.; 5–6 – A. riberai sp. nov. 3, 5 – median lobe in lateral (a) and ventral (b) view; 4, 6 – parameres. Scale bar = 0.5 mm (Figs 3–6)." figureDoi="http://doi.org/10.5281/zenodo.14655593" httpUri="https://zenodo.org/record/14655593/files/figure.png" pageId="4" pageNumber="247">Fig. 5</figureCitation>
|
||
). It is most similar to Sino-Japanese
|
||
<taxonomicName id="4C754D04022AFF9C649FFC8BF1961563" authority="(Zimmermann, 1920)" baseAuthorityName="Zimmermann" baseAuthorityYear="1920" class="Insecta" family="Dytiscidae" genus="Austrelatus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="247" phylum="Arthropoda" rank="species" species="parallelus">
|
||
<emphasis id="B901EA95022AFF9C649FFC8BF3151543" box="[464,597,830,853]" italics="true" pageId="4" pageNumber="247">A. parallelus</emphasis>
|
||
(Zimmermann, 1920)
|
||
</taxonomicName>
|
||
(see JIANG et al. 2023), but their relationships are presently not clear.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C36F650C022AFF9C65D8FC2BF0C012E3" pageId="4" pageNumber="247" type="etymology">
|
||
<paragraph id="8BCA3687022AFF9C65D8FC2BF0C012E3" blockId="4.[151,761,190,1365]" pageId="4" pageNumber="247">
|
||
<emphasis id="B901EA95022AFF9C65D8FC2BF05815A3" bold="true" box="[151,280,926,949]" pageId="4" pageNumber="247">Etymology.</emphasis>
|
||
The new species is dedicated to the late Ignacio Ribera (1963–2020), renowned specialist on aquatic beetles; the specific epithet is a noun in the genitive case.
|
||
<emphasis id="B901EA95022AFF9C65D8FC4BF0F61203" bold="true" box="[151,438,1022,1045]" pageId="4" pageNumber="247">Collecting circumstances.</emphasis>
|
||
The Mintaingbin Forest Camp specimen was among the beetles collected from a deep pool between limestone rocks (size ca. 5 ×
|
||
<quantity id="4C8D9B62022AFF9C6775FB8BF3271243" box="[570,615,1086,1109]" metricMagnitude="0" metricUnit="m" metricValue="3.0" pageId="4" pageNumber="247" unit="m" value="3.0">3 m</quantity>
|
||
, steep banks, water transparent, bottom of limestone gravel covered with leaf litter), small, shallow puddles with leaf litter near it and from the ground among leaf litter in the forest close to a stream, at the altitude ca.
|
||
<quantity id="4C8D9B62022AFF9C64EEFB0BF0B312C3" box="[417,499,1214,1237]" metricMagnitude="3" metricUnit="m" metricValue="1.25" pageId="4" pageNumber="247" unit="m" value="1250.0">1250 m</quantity>
|
||
. The Inle Lake specimen was collected at light.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C36F650C022AFF9C65D8FB4BF0AE1343" pageId="4" pageNumber="247" type="distribution">
|
||
<paragraph id="8BCA3687022AFF9C65D8FB4BF0AE1343" blockId="4.[151,761,190,1365]" pageId="4" pageNumber="247">
|
||
<emphasis id="B901EA95022AFF9C65D8FB4BF06A1303" bold="true" box="[151,298,1278,1301]" pageId="4" pageNumber="247">Distribution.</emphasis>
|
||
<taxonomicName id="4C754D04022AFF9C6460FB4BF0B81303" authorityName="Hájek & Shaverdo" authorityYear="2024" box="[303,504,1278,1301]" class="Insecta" family="Dytiscidae" genus="Austrelatus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="247" phylum="Arthropoda" rank="species" species="riberai" status="sp. nov.">
|
||
<emphasis id="B901EA95022AFF9C6460FB4BF0B81303" box="[303,504,1278,1301]" italics="true" pageId="4" pageNumber="247">Austrelatus riberai</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A23257EE022AFF9C64B1FB4BF3101303" box="[510,592,1278,1301]" pageId="4" pageNumber="247" rank="species">sp. nov.</taxonomicNameLabel>
|
||
is so far known only from two close localities (situated ca.
|
||
<quantity id="4C8D9B62022AFF9C6722FAABF3F11323" box="[621,689,1310,1333]" metricMagnitude="4" metricUnit="m" metricValue="5.5" pageId="4" pageNumber="247" unit="km" value="55.0">55 km</quantity>
|
||
apart) in
|
||
<collectingRegion id="49B1F865022AFF9C65FCFA8BF0671343" box="[179,295,1342,1365]" country="Myanmar" name="Shan" pageId="4" pageNumber="247">Shan State</collectingRegion>
|
||
, central
|
||
<collectingCountry id="F3627617022AFF9C64CFFA8BF0AA1343" box="[384,490,1342,1365]" name="Myanmar" pageId="4" pageNumber="247">Myanmar</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |