163 lines
18 KiB
XML
163 lines
18 KiB
XML
<document id="8F51189F0D7241993022E26F0E363067" ID-CLB-Dataset="21739" ID-DOI="10.37520/aemnp.2020.016" ID-GBIF-Dataset="6f4e1328-0bba-4f1c-aa66-4c1fe1fda040" ID-ISSN="1804-6487" ID-Zenodo-Dep="3879760" ID-ZooBank="45563A23-8582-4C53-81F3-591948E7A74D" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1591387310617" checkinUser="tatiana" docAuthor="Perkins, Philip D." docDate="2020" docId="060AF5509B2C3705FC4416D9FE91FA7D" docLanguage="en" docName="ActaEntMusNatPra.60.1.291-301.pdf" docOrigin="Acta Entomologica Musei Nationalis Pragae 60 (1)" docStyle="DocumentStyle:BA2C5C8540539042E893A65A182CEA85.8:ActaEntMusNatPra.2018-.journal_article" docStyleId="BA2C5C8540539042E893A65A182CEA85" docStyleName="ActaEntMusNatPra.2018-.journal_article" docStyleVersion="8" docTitle="Hydrochus sinuatus Perkins 2020, sp. nov." docType="treatment" docVersion="6" lastPageNumber="300" masterDocId="FA338D289B24370CFF8B1664FF97FFE8" masterDocTitle="Taxonomy of Guatemalan water beetles in the genus Hydrochus (Coleoptera: Hydrochidae)" masterLastPageNumber="301" masterPageNumber="291" pageNumber="299" updateTime="1698842118860" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-NC-ND-3.0">
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<mods:titleInfo id="D85AF8710F0AD91C07460DB8B1A1CFE1">
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<mods:title id="31671C08F31A80925EF6B41FED49A880">Taxonomy of Guatemalan water beetles in the genus Hydrochus (Coleoptera: Hydrochidae)</mods:title>
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<mods:name id="41B09BC4B0CDC855C1C4EDFF3AB2C3D8" type="personal">
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<mods:namePart id="25A22BC9A3EA4D3EC3A177260DC57166">Perkins, Philip D.</mods:namePart>
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<mods:typeOfResource id="872C1D4FAD79466B8433E35D9A7C2243">text</mods:typeOfResource>
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<mods:title id="8E93CC0935D5913437D848365126F946">Acta Entomologica Musei Nationalis Pragae</mods:title>
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</mods:titleInfo>
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<mods:part id="034B6BFC69B15DA99CD366C808DF856A">
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<mods:date id="21E537D2DD6D0B9770E02EF8126A890C">2020</mods:date>
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<mods:number id="B90ACD68E824D29AB8E21B41EB02902A">2020-04-23</mods:number>
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<mods:number id="40287F82140FB0E4FA04F8CADBAFD5E7">60</mods:number>
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<mods:identifier id="39D6C9E906D5C7D12566167F409C32FF" type="DOI">10.37520/aemnp.2020.016</mods:identifier>
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<treatment id="060AF5509B2C3705FC4416D9FE91FA7D" ID-DOI="http://doi.org/10.5281/zenodo.3883403" ID-GBIF-Taxon="164481677" ID-Zenodo-Dep="3883403" LSID="urn:lsid:plazi:treatment:060AF5509B2C3705FC4416D9FE91FA7D" httpUri="http://treatment.plazi.org/id/060AF5509B2C3705FC4416D9FE91FA7D" lastPageId="9" lastPageNumber="300" pageId="8" pageNumber="299">
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<subSubSection id="C6B917CD9B2C3704FC4416D9FA9EFF3D" box="[975,1289,189,213]" pageId="8" pageNumber="299" type="nomenclature">
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<paragraph id="8E1C44469B2C3704FC4416D9FA9EFF3D" blockId="8.[828,1437,189,307]" box="[975,1289,189,213]" pageId="8" pageNumber="299">
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<heading id="D554F32A9B2C3704FC4416D9FA9EFF3D" box="[975,1289,189,213]" centered="true" fontSize="10" level="2" pageId="8" pageNumber="299" reason="3">
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<emphasis id="BCD798549B2C3704FC4416D9FA9EFF3D" bold="true" box="[975,1289,189,213]" pageId="8" pageNumber="299">
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<taxonomicName id="49A33FC59B2C3704FC4416D9FB3BFF3D" ID-CoL="8Y4RH" authority="Perkins, 2020" authorityName="Perkins" authorityYear="2020" box="[975,1196,189,213]" class="Insecta" family="Hydrochidae" genus="Hydrochus" kingdom="Animalia" order="Coleoptera" pageId="8" pageNumber="299" phylum="Arthropoda" rank="species" species="sinuatus" status="sp. nov.">
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<emphasis id="BCD798549B2C3704FC4416D9FB3BFF3D" bold="true" box="[975,1196,189,213]" italics="true" pageId="8" pageNumber="299">Hydrochus sinuatus</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A7E4252F9B2C3704FB3816DAFA9EFF3D" box="[1203,1289,190,213]" pageId="8" pageNumber="299" 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="C6B917CD9B2C3704FBCB16B8FB0FFF07" box="[1088,1176,220,239]" pageId="8" pageNumber="299" type="description">
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||
<paragraph id="8E1C44469B2C3704FBCB16B8FB0FFF07" blockId="8.[828,1437,189,307]" box="[1088,1176,220,239]" pageId="8" pageNumber="299">
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(
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<figureCitation id="169858C39B2C3704FBCD16B8FBEBFF07" box="[1094,1148,220,239]" captionStart="Fig" captionStartId="1.[150,181,2064,2083]" captionTargetBox="[151,1437,799,2034]" captionTargetId="figure@1.[151,1437,798,2034]" captionTargetPageId="1" captionText="Fig. 1. Dorsal habitus of Guatemalan Hydrochus species." figureDoi="http://doi.org/10.5281/zenodo.3879762" httpUri="https://zenodo.org/record/3879762/files/figure.png" pageId="8" pageNumber="299">Figs 1</figureCitation>
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,
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<figureCitation id="169858C39B2C3704FB0D16B8FB06FF07" box="[1158,1169,220,239]" captionStart="Fig" captionStartId="7.[150,181,2063,2082]" captionTargetBox="[189,1397,677,2049]" captionTargetId="figure@7.[189,1397,677,2049]" captionTargetPageId="7" captionText="Fig. 6. Hydrochus sinuatus sp. nov., habitus and male genitalia of holotype." figureDoi="http://doi.org/10.5281/zenodo.3879774" httpUri="https://zenodo.org/record/3879774/files/figure.png" pageId="8" pageNumber="299">6</figureCitation>
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)
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C6B917CD9B2C3704FCB71762FB5AFEDB" pageId="8" pageNumber="299" type="materials_examined">
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<paragraph id="8E1C44469B2C3704FCB71762FB5AFEDB" blockId="8.[828,1437,189,307]" pageId="8" pageNumber="299">
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<emphasis id="BCD798549B2C3704FCB71762FC28FEF1" bold="true" box="[828,959,262,281]" pageId="8" pageNumber="299">
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<typeStatus id="5118FAE49B2C3704FCB71762FCFEFEF1" box="[828,873,262,281]" pageId="8" pageNumber="299">Type</typeStatus>
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material.
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</emphasis>
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HƟĿƟŦYPൾ:male (
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<collectionCode id="E8B2DC839B2C3704FBD21762FB37FEF1" box="[1113,1184,262,281]" country="USA" httpUri="http://grbio.org/cool/142r-0w94" name="Smithsonian Institution, National Museum of Natural History" pageId="8" pageNumber="299" type="Museum">NMNH</collectionCode>
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):‘
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<collectingCountry id="F6B404D69B2C3704FB241762FAADFEF1" box="[1199,1338,262,281]" name="Guatemala" pageId="8" pageNumber="299">GUATEMALA</collectingCountry>
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, 20 Mi. SW Puerto Barrios
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<date id="FA1D62869B2C3704FC371744FBB8FEDB" box="[956,1071,288,307]" pageId="8" pageNumber="299" value="1965-08-16">VIII-16-1965</date>
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Paul J. Spanglerʼ.
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</paragraph>
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</subSubSection>
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<subSubSection id="C6B917CD9B2C3704FCB71728FAA0FDEB" pageId="8" pageNumber="299" type="diagnosis">
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<paragraph id="8E1C44469B2C3704FCB71728FAA0FDEB" blockId="8.[828,1437,332,643]" pageId="8" pageNumber="299">
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<emphasis id="BCD798549B2C3704FCB71728FBA7FE8B" bold="true" box="[828,1072,332,355]" pageId="8" pageNumber="299">Differential diagnosis.</emphasis>
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Among Guatemalan species,
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<taxonomicName id="49A33FC59B2C3704FAE81729FC14FE6C" authorityName="Perkins" authorityYear="2020" class="Insecta" family="Hydrochidae" genus="Hydrochus" kingdom="Animalia" order="Coleoptera" pageId="8" pageNumber="299" phylum="Arthropoda" rank="species" species="sinuatus">
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<emphasis id="BCD798549B2C3704FAE81729FC14FE6C" italics="true" pageId="8" pageNumber="299">H. sinuatus</emphasis>
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</taxonomicName>
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is recognized by the combination of moderately small size (ca.
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<quantity id="495BE9A39B2C3704FC6917E8FBD1FE4B" box="[994,1094,396,419]" metricMagnitude="-3" metricUnit="m" metricValue="2.39" pageId="8" pageNumber="299" unit="mm" value="2.39">2.39 mm</quantity>
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), the densely coarsely punctate pronotum, and the male genitalia (
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<figureCitation id="169858C39B2C3704FB1017C8FB4EFE2B" box="[1179,1241,428,451]" captionStart="Fig" captionStartId="7.[150,181,2063,2082]" captionTargetBox="[189,1397,677,2049]" captionTargetId="figure@7.[189,1397,677,2049]" captionTargetPageId="7" captionText="Fig. 6. Hydrochus sinuatus sp. nov., habitus and male genitalia of holotype." figureDoi="http://doi.org/10.5281/zenodo.3879774" httpUri="https://zenodo.org/record/3879774/files/figure.png" pageId="8" pageNumber="299">Fig. 6</figureCitation>
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; described below). This species has a generalized
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<taxonomicName id="49A33FC59B2C3704FBF117A8FB79FE0B" authorityName="Leach" authorityYear="1817" box="[1146,1262,460,483]" class="Insecta" family="Hydrochidae" genus="Hydrochus" kingdom="Animalia" order="Coleoptera" pageId="8" pageNumber="299" phylum="Arthropoda" rank="genus">
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<emphasis id="BCD798549B2C3704FBF117A8FB79FE0B" box="[1146,1262,460,483]" italics="true" pageId="8" pageNumber="299">Hydrochus</emphasis>
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</taxonomicName>
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habitus; reliable determinations will require dissection of males.
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</paragraph>
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</subSubSection>
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<subSubSection id="C6B917CD9B2C3705FCB71468FF7FFADD" lastPageId="9" lastPageNumber="300" pageId="8" pageNumber="299" type="description">
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<paragraph id="8E1C44469B2C3705FCB71468FE68FE7D" blockId="8.[828,1437,332,643]" lastBlockId="9.[151,761,190,1429]" lastPageId="9" lastPageNumber="300" pageId="8" pageNumber="299">
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<emphasis id="BCD798549B2C3704FCB71468FC50FDCB" bold="true" box="[828,967,524,547]" pageId="8" pageNumber="299">Description.</emphasis>
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Habitus as in
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<figureCitation id="169858C39B2C3704FBE61468FB25FDCB" box="[1133,1202,524,547]" captionStart="Fig" captionStartId="7.[150,181,2063,2082]" captionTargetBox="[189,1397,677,2049]" captionTargetId="figure@7.[189,1397,677,2049]" captionTargetPageId="7" captionText="Fig. 6. Hydrochus sinuatus sp. nov., habitus and male genitalia of holotype." figureDoi="http://doi.org/10.5281/zenodo.3879774" httpUri="https://zenodo.org/record/3879774/files/figure.png" pageId="8" pageNumber="299">Fig. 6</figureCitation>
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. Size (in mm):
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<typeStatus id="5118FAE49B2C3704FAEF1468FCF9FDAB" pageId="8" pageNumber="299" type="holotype">holotype</typeStatus>
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: body (length to elytral apices / width) 2.39 / 0.89; head width 0.58; pronotum length / width 0.53 / 0.55; PA 0.53; PB 0.48; elytra 1.52 / 0.89. Body size moderate. Dorsum black, with moderately strong iridescence, elytra with non-iridescent black spots. Legs dark brown, with tibiofemoral joints slightly darker. Punctation on elytra ca. 2–4× that of pronotum. Elytra interstriae ca. 0.5–1.0× strial puncture diameter. Interstria 9
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<superScript id="79D6E90E9B2D3705FD951758FDBDFEA2" attach="left" box="[542,554,316,330]" fontSize="6" pageId="9" pageNumber="300">th</superScript>
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more convex than others, overhanging 10
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<superScript id="79D6E90E9B2D3705FE011738FE01FE82" attach="left" box="[394,406,348,362]" fontSize="6" pageId="9" pageNumber="300">th</superScript>
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interstria. Callus on usual area of 5
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<superScript id="79D6E90E9B2D3705FF2F1718FF27FE62" attach="left" box="[164,176,380,394]" fontSize="6" pageId="9" pageNumber="300">th</superScript>
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interstria small, weakly raised.
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</paragraph>
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<caption id="DADC14CE9B2C3704FF1C1E6BFC82F7CA" ID-DOI="http://doi.org/10.5281/zenodo.3879776" ID-Zenodo-Dep="3879776" box="[151,789,2063,2082]" httpUri="https://zenodo.org/record/3879776/files/figure.png" pageId="8" pageNumber="299" startId="8.[151,182,2063,2082]" targetBox="[227,1361,677,2047]" targetPageId="8">
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<paragraph id="8E1C44469B2C3704FF1C1E6BFC82F7CA" blockId="8.[151,789,2063,2082]" box="[151,789,2063,2082]" pageId="8" pageNumber="299">
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Fig. 7.
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<taxonomicName id="49A33FC59B2C3704FF5F1E6BFEE1F7CA" authority="Perkins, 2020" authorityName="Perkins" authorityYear="2020" box="[212,374,2063,2082]" class="Insecta" family="Hydrochidae" genus="Hydrochus" kingdom="Animalia" order="Coleoptera" pageId="8" pageNumber="299" phylum="Arthropoda" rank="species" species="steineri" status="sp. nov.">
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<emphasis id="BCD798549B2C3704FF5F1E6BFEE1F7CA" box="[212,374,2063,2082]" italics="true" pageId="8" pageNumber="299">Hydrochus steineri</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A7E4252F9B2C3704FEF01E6BFE57F7CA" box="[379,448,2063,2082]" pageId="8" pageNumber="299" rank="species">sp. nov.</taxonomicNameLabel>
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, habitus and male genitalia of holotype.
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</paragraph>
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</caption>
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<paragraph id="8E1C44469B2D3705FF3E17FAFD4AFDDD" blockId="9.[151,761,190,1429]" pageId="9" pageNumber="300">Pronotum length slightly less than width, widest just behind anterior angles, narrowed at base, sides very slightly sinuate, minutely denticulate; anterior margin bisinuate; depressions, especially anteromedian, deep, reliefs sharply raised, depressions more densely punctate than reliefs.</paragraph>
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<paragraph id="8E1C44469B2D3705FF3E145AFE98FCFD" blockId="9.[151,761,190,1429]" pageId="9" pageNumber="300">
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Elytra with spaces between strial punctures ca. 0.5–1.0× their diameter; 3
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<superScript id="79D6E90E9B2D3705FEDB1438FECAFD82" attach="left" box="[336,349,604,618]" fontSize="6" pageId="9" pageNumber="300">rd</superScript>
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interseries slightly raised over basal fourth; 4
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<superScript id="79D6E90E9B2D3705FF791418FF69FD62" attach="left" box="[242,254,636,650]" fontSize="6" pageId="9" pageNumber="300">th</superScript>
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interseries raised in area anterior to callus of 5
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<superScript id="79D6E90E9B2D3705FD6F1418FD67FD62" attach="none" box="[740,752,636,650]" fontSize="6" pageId="9" pageNumber="300">th</superScript>
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; apices rather sharply conjointly rounded in dorsal view, in lateral view with submarginal row of large punctures, bordered above by low ridge, outer margin with strong angulation.
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</paragraph>
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<paragraph id="8E1C44469B2D3705FF3E157AFD22FB9D" blockId="9.[151,761,190,1429]" pageId="9" pageNumber="300">
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Male genitalia (
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<figureCitation id="169858C39B2D3705FEEA157AFE32FCDD" box="[353,421,798,821]" captionStart="Fig" captionStartId="7.[150,181,2063,2082]" captionTargetBox="[189,1397,677,2049]" captionTargetId="figure@7.[189,1397,677,2049]" captionTargetPageId="7" captionText="Fig. 6. Hydrochus sinuatus sp. nov., habitus and male genitalia of holotype." figureDoi="http://doi.org/10.5281/zenodo.3879774" httpUri="https://zenodo.org/record/3879774/files/figure.png" pageId="9" pageNumber="300">Fig. 6</figureCitation>
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). General characters: paramere tips slightly widened, distal ends pointed, lateral margins arcuate, medial margins of tips emarginate and well separated from lateral margins of aedeagus, distal end of tips extending very slightly beyond aedeagus, in lateral view tips narrow, sharply pointed;
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<emphasis id="BCD798549B2D3705FE5C15DBFD99FC3E" box="[471,526,959,982]" italics="true" pageId="9" pageNumber="300">pwsa</emphasis>
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distinctive; aedeagus moderately narrow in both dorsal/ventral and lateral views, in dorsal/ventral views margins sinuate, distinctly narrowed slightly past midlength in dorsal/ventral views, with narrowly sclerotized lateral margins; basal piece shorter than parameres, with rim of orifice strongly sclerotized.
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</paragraph>
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<paragraph id="8E1C44469B2D3705FF3E121AFE22FB1D" blockId="9.[151,761,190,1429]" pageId="9" pageNumber="300">
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Dorsal surface:
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<emphasis id="BCD798549B2D3705FED1121AFE14FB7D" box="[346,387,1150,1173]" italics="true" pageId="9" pageNumber="300">adtl</emphasis>
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located slightly distal to midlength;
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<emphasis id="BCD798549B2D3705FF1C12FAFF4FFB5D" box="[151,216,1182,1205]" italics="true" pageId="9" pageNumber="300">pdmm</emphasis>
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narrowly overlapping
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<emphasis id="BCD798549B2D3705FE5C12FAFE68FB5D" box="[471,511,1182,1205]" italics="true" pageId="9" pageNumber="300">alm</emphasis>
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over basal two-thirds, then markedly arcuate where paramere tips begin;
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<emphasis id="BCD798549B2D3705FD4312DAFD60FB3D" box="[712,759,1214,1237]" italics="true" pageId="9" pageNumber="300">adbl</emphasis>
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large, distinctively shaped.
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</paragraph>
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<paragraph id="8E1C44469B2D3705FF3E129AFF7FFADD" blockId="9.[151,761,190,1429]" pageId="9" pageNumber="300">
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Ventral surface:
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<emphasis id="BCD798549B2D3705FEE1129BFE3DFAFE" box="[362,426,1279,1302]" italics="true" pageId="9" pageNumber="300">pvmm</emphasis>
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very slightly overlapping alm at base.
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</paragraph>
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</subSubSection>
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<subSubSection id="C6B917CD9B2D3705FF1C135AFE91FA7D" pageId="9" pageNumber="300" type="etymology">
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<paragraph id="8E1C44469B2D3705FF1C135AFE91FA7D" blockId="9.[151,761,190,1429]" pageId="9" pageNumber="300">
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<emphasis id="BCD798549B2D3705FF1C135AFE8FFABD" bold="true" box="[151,280,1342,1365]" pageId="9" pageNumber="300">Etymology.</emphasis>
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Named in reference to the shape of the parameres and aedeagus, which have sinuate lateral margins. Adjective.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |