147 lines
18 KiB
XML
147 lines
18 KiB
XML
<document id="5158A4F2F2F2B4D0815E20BDC627F333" ID-DOI="10.11646/zootaxa.4994.1.1" ID-ISSN="1175-5326" ID-Zenodo-Dep="5043261" ID-ZooBank="107FCA64-345F-40A4-99D3-5C1441EEAD93" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1624993528766" checkinUser="plazi" docAuthor="Perkins, Philip D." docDate="2021" docId="03A187DEFFECFFEF6194FED600C9F29A" docLanguage="en" docName="zootaxa.4994.1.1.pdf" docOrigin="Zootaxa 4994 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Hydrochus argutulus Perkins 2021, new species" docType="treatment" docVersion="4" lastPageNumber="17" masterDocId="FF98FFA6FFFCFFFF6103FFF0045FF707" masterDocTitle="Taxonomy of water beetles in the genus Hydrochus Leach, 1817, from Bolivia, Brazil and Paraguay (Coleoptera: Hydrochidae)" masterLastPageNumber="93" masterPageNumber="1" pageNumber="17" updateTime="1698978858223" updateUser="plazi">
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<mods:titleInfo id="2BE5697E77CD7B5891529703D265A3FE">
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<mods:title id="88D451F9E2AF4366AB3D7EC93FCDDA94">Taxonomy of water beetles in the genus Hydrochus Leach, 1817, from Bolivia, Brazil and Paraguay (Coleoptera: Hydrochidae)</mods:title>
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<mods:name id="2C880BA3997E580F34BF744A446DB397" type="personal">
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<mods:roleTerm id="905DB1CA7F00A8315319F5AB685826A7">Author</mods:roleTerm>
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<mods:namePart id="28A13BD0281C7044E114BB3BF6A32EBA">Perkins, Philip D.</mods:namePart>
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<mods:typeOfResource id="3796A6A4C026C03CEFA5450169EB9D06">text</mods:typeOfResource>
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<mods:title id="9C6054CDC36995E75B7EC3B726333186">Zootaxa</mods:title>
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<mods:part id="774669F97E382B6172AF30A5EE573C03">
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<mods:date id="F030D637C121DD67344242494828D837">2021</mods:date>
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<mods:number id="2648A73C2B5D31E94A2B1EF4659DAD1A">2021-06-28</mods:number>
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<mods:number id="4E4DFFFD0CD16DA8606091A3618A34E2">4994</mods:number>
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<mods:detail id="0D7A984FC4B0C75C47DF359708B64076" type="issue">
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<mods:number id="E7C0F06DB154A68FDBF02CBBC1DAA441">1</mods:number>
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<mods:start id="DD73170A2A1411DEE3F4D2DB53DA4B8A">1</mods:start>
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<mods:end id="03F33C14244D219AA055D3C7351AA6F5">93</mods:end>
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<mods:classification id="7DA7A82F7F99631815ACE38707B96DD8">journal article</mods:classification>
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<mods:identifier id="F9745EA35EABCA050594C7BB3A649B3E" type="DOI">10.11646/zootaxa.4994.1.1</mods:identifier>
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<mods:identifier id="03E9370EAE9FFF32B18B1FB2F0206CB4" type="ISSN">1175-5326</mods:identifier>
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<treatment id="03A187DEFFECFFEF6194FED600C9F29A" ID-DOI="http://doi.org/10.5281/zenodo.5043938" ID-Zenodo-Dep="5043938" LSID="urn:lsid:plazi:treatment:03A187DEFFECFFEF6194FED600C9F29A" httpUri="http://treatment.plazi.org/id/03A187DEFFECFFEF6194FED600C9F29A" lastPageNumber="17" pageId="16" pageNumber="17">
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<subSubSection id="C3126543FFECFFEF6194FED60667F647" box="[151,568,294,321]" pageId="16" pageNumber="17" type="nomenclature">
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<paragraph id="8BB736C8FFECFFEF6194FED60667F647" blockId="16.[151,568,294,357]" box="[151,568,294,321]" pageId="16" pageNumber="17">
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<heading id="D0FF81A4FFECFFEF6194FED60667F647" bold="true" box="[151,568,294,321]" fontSize="11" level="2" pageId="16" pageNumber="17" reason="4">
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<emphasis id="B97CEADAFFECFFEF6194FED60667F647" bold="true" box="[151,568,294,321]" pageId="16" pageNumber="17">
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<taxonomicName id="4C084D4BFFECFFEF6194FED605C6F646" ID-CoL="8Y4P5" authority="Perkins, 2021" authorityName="Perkins" authorityYear="2021" box="[151,409,294,321]" class="Insecta" family="Hydrochidae" genus="Hydrochus" kingdom="Animalia" order="Coleoptera" pageId="16" pageNumber="17" phylum="Arthropoda" rank="species" species="argutulus" status="sp. nov.">
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<emphasis id="B97CEADAFFECFFEF6194FED605C6F646" bold="true" box="[151,409,294,321]" italics="true" pageId="16" pageNumber="17">Hydrochus argutulus</emphasis>
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</taxonomicName>
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,
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<taxonomicNameLabel id="A24F57A1FFECFFEF60ABFED70667F647" box="[424,568,294,321]" pageId="16" pageNumber="17" rank="species">new species</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="C3126543FFECFFEF6194FEBB053EF662" box="[151,353,331,357]" pageId="16" pageNumber="17" type="description">
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<paragraph id="8BB736C8FFECFFEF6194FEBB053EF662" blockId="16.[151,568,294,357]" box="[151,353,331,357]" pageId="16" pageNumber="17">
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<figureCitation id="13332A4DFFECFFEF6194FEBB04BAF662" box="[151,229,331,357]" captionStart="FIGURE 2" captionStartId="7.[151,250,1943,1967]" captionTargetBox="[164,1405,189,1904]" captionTargetId="figure-15@7.[153,1434,181,1919]" captionTargetPageId="7" captionText="FIGURE 2. Dorsal habitus of Hydrochus species in study area." figureDoi="http://doi.org/10.5281/zenodo.5043267" httpUri="https://zenodo.org/record/5043267/files/figure.png" pageId="16" pageNumber="17">Figs. 2</figureCitation>
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,
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<figureCitation id="13332A4DFFECFFEF61F2FEBB054FF662" box="[241,272,331,357]" captionStart="FIGURES 40–41" captionStartId="72.[151,264,1944,1968]" captionTargetBox="[178,1435,187,1871]" captionTargetId="figure-28@72.[151,1435,181,1920]" captionTargetPageId="72" captionText="FIGURES 40–41. Habitus and male genitalia. 40. Hydrochus argutulus n. sp., holotype. 41. Hydrochus richteri Bruch." figureDoi="http://doi.org/10.5281/zenodo.5043326" httpUri="https://zenodo.org/record/5043326/files/figure.png" pageId="16" pageNumber="17">40</figureCitation>
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,
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<figureCitation id="13332A4DFFECFFEF6018FEBB0566F662" box="[283,313,331,357]" captionStart="FIGURES 67–68" captionStartId="87.[151,264,1974,1998]" captionTargetBox="[206,1381,181,1950]" captionTargetId="figure-15@87.[206,1381,181,1950]" captionTargetPageId="87" captionText="FIGURES 67–68. Geographical distributions. 67. H. argutus species group. 68. H. cracentis." figureDoi="http://doi.org/10.5281/zenodo.5043376" httpUri="https://zenodo.org/record/5043376/files/figure.png" pageId="16" pageNumber="17">67</figureCitation>
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,
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<figureCitation id="13332A4DFFECFFEF6046FEBB053EF662" box="[325,353,331,357]" captionStart="FIGURE 70" captionStartId="89.[151,250,1862,1886]" captionTargetBox="[156,1432,201,1824]" captionTargetId="figure-15@89.[151,1435,181,1837]" captionTargetPageId="89" captionText="FIGURE 70. Pictorial aid to species groups of Hydrochus from Bolivia, Brazil and Paraguay, using male genitalia. Not to same scale." figureDoi="http://doi.org/10.5281/zenodo.5043382" httpUri="https://zenodo.org/record/5043382/files/figure.png" pageId="16" pageNumber="17">70</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C3126543FFECFFEF6194FE6300A0F6D6" pageId="16" pageNumber="17" type="materials_examined">
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<paragraph id="8BB736C8FFECFFEF6194FE6300A0F6D6" blockId="16.[151,1437,402,1437]" pageId="16" pageNumber="17">
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<emphasis id="B97CEADAFFECFFEF6194FE630517F6AB" bold="true" box="[151,328,402,429]" pageId="16" pageNumber="17">Type Material.</emphasis>
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<materialsCitation id="3B603C95FFECFFEF604DFE6300A0F6D6" collectionCode="NMNH" collectorName="B. Malkin" country="Bolivia" latitude="-12.333333" location="Chacobo Indian Village on Rio Benicito" pageId="16" pageNumber="17" specimenCount="1" stateProvince="Beni" typeStatus="holotype">
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<typeStatus id="54B3886AFFECFFEF604DFE6305E9F6AA" box="[334,438,403,429]" pageId="16" pageNumber="17" type="holotype">Holotype</typeStatus>
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(male): “
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<emphasis id="B97CEADAFFECFFEF6322FE6206C5F6AB" bold="true" box="[545,666,402,428]" pageId="16" pageNumber="17">
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<collectingCountry id="F31F7658FFECFFEF6322FE6206C5F6AB" box="[545,666,402,428]" name="Bolivia" pageId="16" pageNumber="17">BOLIVIA</collectingCountry>
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</emphasis>
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:
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<collectingRegion id="49CCF82AFFECFFEF63AAFE63077DF6AA" box="[681,802,403,429]" country="Bolivia" name="Beni" pageId="16" pageNumber="17">Beni Prov.</collectingRegion>
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, VII, 10–19, 1960.
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<collectorName id="26FD531EFFECFFEF62F9FE630033F6AA" box="[1018,1132,403,429]" pageId="16" pageNumber="17">B. Malkin</collectorName>
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leg. //
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<location id="8ED76013FFECFFEF65BAFE6305DEF6D6" LSID="urn:lsid:plazi:treatment:03A187DEFFECFFEF6194FED600C9F29A:8ED76013FFECFFEF65BAFE6305DEF6D6" country="Bolivia" latitude="-12.333333" name="Chacobo Indian Village on Rio Benicito" pageId="16" pageNumber="17" stateProvince="Beni">Chacobo Indian Village on Rio Benicito</location>
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, (
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<geoCoordinate id="EE3C500FFFECFFEF6096FE4705ABF6D6" box="[405,500,439,465]" degrees="12" direction="south" minutes="20" orientation="latitude" pageId="16" pageNumber="17" precision="925" value="-12.333333">12°20’S</geoCoordinate>
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, 66°’W) // swept from air just before rain by lamp—p. m.” (
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<collectionCode id="ED19AE0DFFECFFEF6594FE4700ACF6D6" box="[1175,1267,439,465]" country="USA" httpUri="http://grbio.org/cool/142r-0w94" name="Smithsonian Institution, National Museum of Natural History" pageId="16" pageNumber="17" type="Museum">NMNH</collectionCode>
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).
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</materialsCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C3126543FFECFFEF61C4FE2A0665F5AD" pageId="16" pageNumber="17" type="diagnosis">
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<paragraph id="8BB736C8FFECFFEF61C4FE2A0665F5AD" blockId="16.[151,1437,402,1437]" pageId="16" pageNumber="17">
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<emphasis id="B97CEADAFFECFFEF61C4FE2A058BF6F3" bold="true" box="[199,468,474,500]" pageId="16" pageNumber="17">Differential Diagnosis.</emphasis>
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Among Bolivian species, recognized by the combination of very small size (ca.
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<quantity id="4CF09B2DFFECFFEF6468FE2A0498F51E" metricMagnitude="-3" metricUnit="m" metricValue="1.95" pageId="16" pageNumber="17" unit="mm" value="1.95">1.95 mm</quantity>
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), the light brown to reddish brown dorsum without black spots, the elytral interstriae narrow ridges, on disc often with zig-zag pattern due to large, alternately spaced punctures, the shallow pronotal depressions, the pronotal shape, and the male genitalia (
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<figureCitation id="13332A4DFFECFFEF60F0FDB70617F566" box="[499,584,583,609]" captionStart="FIGURES 40–41" captionStartId="72.[151,264,1944,1968]" captionTargetBox="[178,1435,187,1871]" captionTargetId="figure-28@72.[151,1435,181,1920]" captionTargetPageId="72" captionText="FIGURES 40–41. Habitus and male genitalia. 40. Hydrochus argutulus n. sp., holotype. 41. Hydrochus richteri Bruch." figureDoi="http://doi.org/10.5281/zenodo.5043326" httpUri="https://zenodo.org/record/5043326/files/figure.png" pageId="16" pageNumber="17">Fig. 40</figureCitation>
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; described below). Differentiation from other similarly small sized species with similarly shaped pronotum and color should include dissection of males. This species is a member of the
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<taxonomicName id="4C084D4BFFECFFEF6482FD9B04B3F5AF" class="Insecta" family="Hydrochidae" genus="Hydrochus" kingdom="Animalia" order="Coleoptera" pageId="16" pageNumber="17" phylum="Arthropoda" rank="species" species="argutus">
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<emphasis id="B97CEADAFFECFFEF6482FD9B04B3F5AF" italics="true" pageId="16" pageNumber="17">H. argutus</emphasis>
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</taxonomicName>
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species group (map,
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<figureCitation id="13332A4DFFECFFEF60D9FD7F0671F5AD" box="[474,558,655,682]" captionStart="FIGURES 67–68" captionStartId="87.[151,264,1974,1998]" captionTargetBox="[206,1381,181,1950]" captionTargetId="figure-15@87.[206,1381,181,1950]" captionTargetPageId="87" captionText="FIGURES 67–68. Geographical distributions. 67. H. argutus species group. 68. H. cracentis." figureDoi="http://doi.org/10.5281/zenodo.5043376" httpUri="https://zenodo.org/record/5043376/files/figure.png" pageId="16" pageNumber="17">Fig. 67</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection id="C3126543FFECFFEF61C4FD420731F27E" pageId="16" pageNumber="17" type="description">
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<paragraph id="8BB736C8FFECFFEF61C4FD4205E7F4A2" blockId="16.[151,1437,402,1437]" pageId="16" pageNumber="17">
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<emphasis id="B97CEADAFFECFFEF61C4FD42050EF5CB" bold="true" box="[199,337,690,716]" pageId="16" pageNumber="17">Description</emphasis>
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. Size:
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<typeStatus id="54B3886AFFECFFEF60A7FD430659F5CA" box="[420,518,691,717]" pageId="16" pageNumber="17" type="holotype">holotype</typeStatus>
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(length/width, mm): body (length to elytral apices) 1.95/0.78; head width 0.53; pronotum l/w 0.50/0.49; PA 0.47; PB 0.43; elytra 1.27 /0.78. Habitus as illustrated (
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<figureCitation id="13332A4DFFECFFEF654FFD2700FDF5F6" box="[1100,1186,727,753]" captionStart="FIGURES 40–41" captionStartId="72.[151,264,1944,1968]" captionTargetBox="[178,1435,187,1871]" captionTargetId="figure-28@72.[151,1435,181,1920]" captionTargetPageId="72" captionText="FIGURES 40–41. Habitus and male genitalia. 40. Hydrochus argutulus n. sp., holotype. 41. Hydrochus richteri Bruch." figureDoi="http://doi.org/10.5281/zenodo.5043326" httpUri="https://zenodo.org/record/5043326/files/figure.png" pageId="16" pageNumber="17">Fig. 40</figureCitation>
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). Body size small (ca.
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<quantity id="4CF09B2DFFECFFEF6194FD0A055FF412" box="[151,256,762,789]" metricMagnitude="-3" metricUnit="m" metricValue="1.95" pageId="16" pageNumber="17" unit="mm" value="1.95">1.95 mm</quantity>
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). Dorsum light brown to reddish brown, with very slight iridescence (
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<typeStatus id="54B3886AFFECFFEF6516FD0B0026F412" box="[1045,1145,763,789]" pageId="16" pageNumber="17" type="holotype">holotype</typeStatus>
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is teneral), elytra without black spots. Legs testaceous, with tibiofemoral joints darker. Punctation on elytra deep and large, ca. 1–2x that of pronotum. Elytra interstriae narrow ridges to ca. 1x strial puncture diameter, on disc often with zig-zag pattern due to large, alternately spaced punctures. Interstria 9
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<superScript id="7C7D9B80FFECFFEF63BEFC960695F473" attach="left" box="[701,714,870,884]" fontSize="6" pageId="16" pageNumber="17">th</superScript>
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more convex than others, overhanging 10
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<superScript id="7C7D9B80FFECFFEF65A2FC9600F1F473" attach="left" box="[1185,1198,870,884]" fontSize="6" pageId="16" pageNumber="17">th</superScript>
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interstria. Usual area of callus on 5
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<superScript id="7C7D9B80FFECFFEF602CFC7A0563F49F" attach="left" box="[303,316,906,920]" fontSize="6" pageId="16" pageNumber="17">th</superScript>
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not raised.
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</paragraph>
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<paragraph id="8BB736C8FFECFFEF61C4FC5F0071F316" blockId="16.[151,1437,402,1437]" pageId="16" pageNumber="17">Pronotum length and width ca. equal, widest at anterior margin, narrowed at base, sides weakly arcuate, denticulate, each denticle with short arcuate seta; anterior margin arcuate; depressions shallow on disc, deeper laterally, densely coarsely punctate; reliefs very narrow between median and lateral foveae.</paragraph>
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<paragraph id="8BB736C8FFECFFEF61C4FBEB048AF37A" blockId="16.[151,1437,402,1437]" pageId="16" pageNumber="17">Elytra transversely quite convex, spaces between strial punctures narrow ridges; suture raised, especially at summit of posterior declivity; apices slightly widened, with submarginal groove having large translucent punctures.</paragraph>
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<paragraph id="8BB736C8FFECFFEF61C4FB7704E5F3C2" blockId="16.[151,1437,402,1437]" pageId="16" pageNumber="17">Ventral characters: Mentum coarsely punctate, with median fovea. Submentum with deep transverse concavity.</paragraph>
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<paragraph id="8BB736C8FFECFFEF61C4FB3F0176F236" blockId="16.[151,1437,402,1437]" pageId="16" pageNumber="17">
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Male genitalia (
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<figureCitation id="13332A4DFFECFFEF6076FB3F0599F3EE" box="[373,454,1231,1257]" captionStart="FIGURES 40–41" captionStartId="72.[151,264,1944,1968]" captionTargetBox="[178,1435,187,1871]" captionTargetId="figure-28@72.[151,1435,181,1920]" captionTargetPageId="72" captionText="FIGURES 40–41. Habitus and male genitalia. 40. Hydrochus argutulus n. sp., holotype. 41. Hydrochus richteri Bruch." figureDoi="http://doi.org/10.5281/zenodo.5043326" httpUri="https://zenodo.org/record/5043326/files/figure.png" pageId="16" pageNumber="17">Fig. 40</figureCitation>
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) general characters: paramere tips appearing sagittate,
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<emphasis id="B97CEADAFFECFFEF6524FB3F0179F3EF" box="[1063,1318,1231,1257]" italics="true" pageId="16" pageNumber="17">but only in lateral view</emphasis>
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; in dorsal/ ventral views tips have contiguous medial margins, which extend beyond distal end of aedeagus; parameres slightly longer than basal piece (ratio ca. 15/12); basal proximal 1/2 strongly arcuate ventrad, enlarged at orifice.
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</paragraph>
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<paragraph id="8BB736C8FFECFFEF61C4FACB0786F252" blockId="16.[151,1437,402,1437]" box="[199,985,1339,1365]" pageId="16" pageNumber="17">Dorsal surface: adtl and adbl lacking; pdmm slightly overlapping alm.</paragraph>
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<paragraph id="8BB736C8FFECFFEF61C4FAAF0731F27E" blockId="16.[151,1437,402,1437]" box="[199,878,1375,1401]" pageId="16" pageNumber="17">Ventral surface: pvmm closer to one another than are pdmm.</paragraph>
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</subSubSection>
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<subSubSection id="C3126543FFECFFEF61C4FA7300C9F29A" box="[199,1174,1411,1437]" pageId="16" pageNumber="17" type="etymology">
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<paragraph id="8BB736C8FFECFFEF61C4FA7300C9F29A" blockId="16.[151,1437,402,1437]" box="[199,1174,1411,1437]" pageId="16" pageNumber="17">
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<emphasis id="B97CEADAFFECFFEF61C4FA730511F29A" bold="true" box="[199,334,1411,1437]" pageId="16" pageNumber="17">Etymology.</emphasis>
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Named in reference to the small size, and the relationship with
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<taxonomicName id="4C084D4BFFECFFEF651BFA7300D0F29B" box="[1048,1167,1411,1436]" class="Insecta" family="Hydrochidae" genus="Hydrochus" kingdom="Animalia" order="Coleoptera" pageId="16" pageNumber="17" phylum="Arthropoda" rank="species" species="argutus">
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<emphasis id="B97CEADAFFECFFEF651BFA7300D0F29B" box="[1048,1167,1411,1436]" italics="true" pageId="16" pageNumber="17">H. argutus</emphasis>
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</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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</treatment>
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||
</document> |