142 lines
18 KiB
XML
142 lines
18 KiB
XML
<document id="9707C93C06DC2B291CB6B3F1ED64F938" 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="03A187DEFFE9FFE96194F8C200F7F35E" 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 curvus Perkins 2021, new species" docType="treatment" docVersion="4" lastPageNumber="23" 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="22" updateTime="1698978858223" updateUser="plazi">
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<mods:titleInfo id="64F6899613B20F545A0E019E1DC3EFBF">
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<mods:title id="449F1E22BE2811969558165507C423D1">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="98FA44E4265375CE6D9A51A9B41ECF4C" type="personal">
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<mods:roleTerm id="54B8657F69A3A7AE242B938D5B4523E7">Author</mods:roleTerm>
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<mods:namePart id="5AA0B581AB99E6EA0B50F4123451AD76">Perkins, Philip D.</mods:namePart>
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<mods:typeOfResource id="F981210C7BB198A6A717F8DAF7E518DD">text</mods:typeOfResource>
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<mods:title id="ED6469796E8E439DC97EFFA09C987440">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="D34441E2DB775944E54CB13DC63EC7AE">
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<mods:date id="E9D92648918874B5C3411E6C90F86BC1">2021</mods:date>
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<mods:number id="FADAAAF985A663267E4575288FBA7955">2021-06-28</mods:number>
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<mods:detail id="05ECAB6776446C15D37D5EE0D1C22442" type="volume">
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<mods:number id="A85838C4F99BDBA2BCBD5408B2A7E7C0">4994</mods:number>
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<mods:detail id="B40C133C4BD022F134047FAF76EAF3D1" type="issue">
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<mods:number id="A8121F304589EE149BC3EEAC7F1641BF">1</mods:number>
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<mods:start id="5C26A0D8B8E16AAB0E330F1004A44B29">1</mods:start>
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<mods:end id="2E34FBF989699876124F32C9559A8689">93</mods:end>
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<mods:classification id="48C8D1505489F6A80DFEAFEA597CCA19">journal article</mods:classification>
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<mods:identifier id="854D2AC9A033DC2130173FACFE01A54B" type="DOI">10.11646/zootaxa.4994.1.1</mods:identifier>
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<mods:identifier id="B638FD31AE6731F008F81F64013D2916" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="6D46059B181E8692EE1533440A5710B2" type="Zenodo-Dep">5043261</mods:identifier>
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<treatment id="03A187DEFFE9FFE96194F8C200F7F35E" ID-DOI="http://doi.org/10.5281/zenodo.5043952" ID-Zenodo-Dep="5043952" LSID="urn:lsid:plazi:treatment:03A187DEFFE9FFE96194F8C200F7F35E" httpUri="http://treatment.plazi.org/id/03A187DEFFE9FFE96194F8C200F7F35E" lastPageId="22" lastPageNumber="23" pageId="21" pageNumber="22">
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<subSubSection id="C3126543FFE9FFEA6194F8C2064BF04B" box="[151,532,1842,1869]" pageId="21" pageNumber="22" type="nomenclature">
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<paragraph id="8BB736C8FFE9FFEA6194F8C2064BF04B" blockId="21.[151,532,1842,1905]" box="[151,532,1842,1869]" pageId="21" pageNumber="22">
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<heading id="D0FF81A4FFE9FFEA6194F8C2064BF04B" bold="true" box="[151,532,1842,1869]" fontSize="11" level="2" pageId="21" pageNumber="22" reason="4">
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<emphasis id="B97CEADAFFE9FFEA6194F8C2064BF04B" bold="true" box="[151,532,1842,1869]" pageId="21" pageNumber="22">
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<taxonomicName id="4C084D4BFFE9FFEA6194F8C2052AF04A" ID-CoL="8Y4PT" authority="Perkins, 2021" authorityName="Perkins" authorityYear="2021" box="[151,373,1842,1869]" class="Insecta" family="Hydrochidae" genus="Hydrochus" kingdom="Animalia" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="curvus" status="sp. nov.">
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<emphasis id="B97CEADAFFE9FFEA6194F8C2052AF04A" bold="true" box="[151,373,1842,1869]" italics="true" pageId="21" pageNumber="22">Hydrochus curvus</emphasis>
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</taxonomicName>
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,
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<taxonomicNameLabel id="A24F57A1FFE9FFEA6087F8C3064BF04B" box="[388,532,1842,1869]" pageId="21" pageNumber="22" 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="C3126543FFE9FFEA6194F8A7053EF076" box="[151,353,1878,1905]" pageId="21" pageNumber="22" type="description">
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<paragraph id="8BB736C8FFE9FFEA6194F8A7053EF076" blockId="21.[151,532,1842,1905]" box="[151,353,1878,1905]" pageId="21" pageNumber="22">
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<figureCitation id="13332A4DFFE9FFEA6194F8A704BBF076" box="[151,228,1879,1905]" captionStart="FIGURE 3" captionStartId="8.[151,250,1943,1967]" captionTargetBox="[169,1397,189,1912]" captionTargetId="figure-28@8.[154,1433,181,1919]" captionTargetPageId="8" captionText="FIGURE 3. Dorsal habitus of Hydrochus species in study area." figureDoi="http://doi.org/10.5281/zenodo.5043269" httpUri="https://zenodo.org/record/5043269/files/figure.png" pageId="21" pageNumber="22">Figs. 3</figureCitation>
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,
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<figureCitation id="13332A4DFFE9FFEA61F2F8A70550F076" box="[241,271,1879,1905]" captionStart="FIGURES 28–29" captionStartId="66.[151,264,1944,1968]" captionTargetBox="[171,1427,225,1871]" captionTargetId="figure-28@66.[151,1435,181,1920]" captionTargetPageId="66" captionText="FIGURES 28–29. Habitus and male genitalia. 28. Hydrochus curvus n. sp., holotype 29. Hydrochus radhakishunae Makhan." figureDoi="http://doi.org/10.5281/zenodo.5043312" httpUri="https://zenodo.org/record/5043312/files/figure.png" pageId="21" pageNumber="22">28</figureCitation>
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,
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<figureCitation id="13332A4DFFE9FFEA6018F8A60566F076" box="[283,313,1878,1905]" captionStart="FIGURES 59–60" captionStartId="82.[151,264,1677,1701]" captionTargetBox="[157,1431,181,1654]" captionTargetId="figure-28@82.[157,1431,181,1654]" captionTargetPageId="82" captionText="FIGURES 59–60. Geographical distributions. 59. Endemics and near endemics. 60. H. formosus." figureDoi="http://doi.org/10.5281/zenodo.5043360" httpUri="https://zenodo.org/record/5043360/files/figure.png" pageId="21" pageNumber="22">59</figureCitation>
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,
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<figureCitation id="13332A4DFFE9FFEA6046F8A7053EF076" box="[325,353,1879,1905]" captionStart="FIGURE 71" captionStartId="90.[151,250,1796,1820]" captionTargetBox="[166,1425,227,1738]" captionTargetId="figure-28@90.[151,1435,181,1773]" captionTargetPageId="90" captionText="FIGURE 71. 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.5043384" httpUri="https://zenodo.org/record/5043384/files/figure.png" pageId="21" pageNumber="22">71</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C3126543FFE9FFEA6194F86F0124F0DA" pageId="21" pageNumber="22" type="materials_examined">
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<paragraph id="8BB736C8FFE9FFEA6194F86F0124F0DA" blockId="21.[151,1437,1950,2013]" pageId="21" pageNumber="22">
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<emphasis id="B97CEADAFFE9FFEA6194F86F0515F0BF" bold="true" box="[151,330,1950,1977]" pageId="21" pageNumber="22">Type Material.</emphasis>
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<materialsCitation id="3B603C95FFE9FFEA6050F86F0124F0DA" collectingDate="2015-09-06" collectionCode="INPA" collectorName="Benetti, C. J." country="Brazil" latitude="-28.530788" location="Arroio Piratinim" longLatPrecision="1" longitude="-54.96132" municipality="Bossoroca" pageId="21" pageNumber="22" specimenCount="1" stateProvince="Rio Grande do Sul" typeStatus="holotype">
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<emphasis id="B97CEADAFFE9FFEA6050F86F0641F0BF" bold="true" box="[339,542,1950,1977]" pageId="21" pageNumber="22">
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<typeStatus id="54B3886AFFE9FFEA6050F86F059FF0BE" box="[339,448,1951,1977]" pageId="21" pageNumber="22" type="holotype">Holotype</typeStatus>
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(male):
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</emphasis>
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“
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<collectingCountry id="F31F7658FFE9FFEA6332F86F06C2F0BE" box="[561,669,1951,1977]" name="Brazil" pageId="21" pageNumber="22">BRAZIL</collectingCountry>
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:
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<collectingRegion id="49CCF82AFFE9FFEA63A9F86F07DBF0BE" box="[682,900,1951,1977]" country="Brazil" name="Rio Grande do Sul" pageId="21" pageNumber="22">Rio Grande do Sul</collectingRegion>
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,
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<collectingMunicipality id="6BD3ACB2FFE9FFEA6292F86F0056F0BE" box="[913,1033,1951,1977]" pageId="21" pageNumber="22">Bossoroca</collectingMunicipality>
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,
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<location id="8ED76013FFE9FFEA6517F86F008CF0BE" LSID="urn:lsid:plazi:treatment:03A187DEFFE9FFE96194F8C200F7F35E:8ED76013FFE9FFEA6517F86F008CF0BE" box="[1044,1235,1951,1977]" country="Brazil" latitude="-28.530788" longLatPrecision="1" longitude="-54.96132" municipality="Bossoroca" name="Arroio Piratinim" pageId="21" pageNumber="22" stateProvince="Rio Grande do Sul">Arroio Piratinim</location>
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, (
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<geoCoordinate id="EE3C500FFFE9FFEA65EAF86E01C8F0BE" box="[1257,1431,1950,1977]" degrees="28" direction="south" minutes="31" orientation="latitude" pageId="21" pageNumber="22" precision="1" seconds="50.84" value="-28.530788">28°31’50.84’’S</geoCoordinate>
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,
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<geoCoordinate id="EE3C500FFFE9FFEA6194F8320512F0DA" box="[151,333,1986,2013]" degrees="54" direction="west" minutes="57" orientation="longitude" pageId="21" pageNumber="22" precision="1" seconds="40.75" value="-54.96132">54°57’40.75’’W</geoCoordinate>
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),
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<date id="FFB61008FFE9FFEA6066F8320590F0DA" box="[357,463,1986,2013]" pageId="21" pageNumber="22" value="2015-09-06">
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<collectingDate id="EFF2E9E0FFE9FFEA6066F8320590F0DA" box="[357,463,1986,2013]" pageId="21" pageNumber="22" value="2015-09-06">6.ix.2015</collectingDate>
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</date>
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// river, on shores, leg.
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<collectorName id="26FD531EFFE9FFEA63D4F833073CF0DA" box="[727,867,1987,2013]" pageId="21" pageNumber="22">Benetti, C.J.</collectorName>
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; Pes, A.M.; Hamada, N. & Dantas, G.” (
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<collectionCode id="ED19AE0DFFE9FFEA6429F833012FF0DA" box="[1322,1392,1987,2013]" country="Brazil" httpUri="http://grbio.org/cool/rm88-499z" name="Instituto Nacional de Pesquisas da Amazonia" pageId="21" pageNumber="22">INPA</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="C3126543FFEAFFE961C4FF66079DF647" pageId="22" pageNumber="23" type="diagnosis">
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<paragraph id="8BB736C8FFEAFFE961C4FF66079DF647" blockId="22.[151,1437,150,1113]" pageId="22" pageNumber="23">
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<emphasis id="B97CEADAFFEAFFE961C4FF66058CF7B7" bold="true" box="[199,467,150,176]" pageId="22" pageNumber="23">Differential Diagnosis.</emphasis>
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Among Brazilian species, recognized by the combination of very small size (ca.
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<quantity id="4CF09B2DFFEAFFE96468FF660498F7D2" metricMagnitude="-3" metricUnit="m" metricValue="2.13" pageId="22" pageNumber="23" unit="mm" value="2.13">2.13 mm</quantity>
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), the brown dorsal color, the pronotal shape, the pronotum with very shallow impressions and rather uniform punctuation, the deep pronotal depressions, with punctation much denser than on reliefs, the rather steep elytral posterior declivity, and the male genitalia (
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<figureCitation id="13332A4DFFEAFFE96357FEF206F6F61B" box="[596,681,258,284]" captionStart="FIGURES 28–29" captionStartId="66.[151,264,1944,1968]" captionTargetBox="[171,1427,225,1871]" captionTargetId="figure-28@66.[151,1435,181,1920]" captionTargetPageId="66" captionText="FIGURES 28–29. Habitus and male genitalia. 28. Hydrochus curvus n. sp., holotype 29. Hydrochus radhakishunae Makhan." figureDoi="http://doi.org/10.5281/zenodo.5043312" httpUri="https://zenodo.org/record/5043312/files/figure.png" pageId="22" pageNumber="23">Fig. 29</figureCitation>
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; described below). Differentiation from other similarly small sized species with similarly shaped pronotum will require dissection of males.
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</paragraph>
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</subSubSection>
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<subSubSection id="C3126543FFEAFFE961C4FEBA0706F333" pageId="22" pageNumber="23" type="description">
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<paragraph id="8BB736C8FFEAFFE961C4FEBA01DCF6F3" blockId="22.[151,1437,150,1113]" pageId="22" pageNumber="23">
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<emphasis id="B97CEADAFFEAFFE961C4FEBA050EF663" bold="true" box="[199,337,330,356]" pageId="22" pageNumber="23">Description</emphasis>
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. Size:
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<typeStatus id="54B3886AFFEAFFE960A7FEBA0659F663" box="[420,518,330,356]" pageId="22" pageNumber="23" type="holotype">holotype</typeStatus>
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(length/width, mm): body (length to elytral apices) 2.13/0.79; head width 0.57; pronotum l/w 0.48/0.57; PA 0.55; PB 0.44; elytra 1.42/0.79. Habitus as illustrated (
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<figureCitation id="13332A4DFFEAFFE96549FE9E00FFF68F" box="[1098,1184,366,392]" captionStart="FIGURES 28–29" captionStartId="66.[151,264,1944,1968]" captionTargetBox="[171,1427,225,1871]" captionTargetId="figure-28@66.[151,1435,181,1920]" captionTargetPageId="66" captionText="FIGURES 28–29. Habitus and male genitalia. 28. Hydrochus curvus n. sp., holotype 29. Hydrochus radhakishunae Makhan." figureDoi="http://doi.org/10.5281/zenodo.5043312" httpUri="https://zenodo.org/record/5043312/files/figure.png" pageId="22" pageNumber="23">Fig. 28</figureCitation>
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). Body size small (ca.
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<quantity id="4CF09B2DFFEAFFE96194FE6204A0F6AA" box="[151,255,402,429]" metricMagnitude="-3" metricUnit="m" metricValue="2.13" pageId="22" pageNumber="23" unit="mm" value="2.13">2.13 mm</quantity>
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). Dorsum brown, with little or no iridescence, elytra without black spots. Legs testaceous, with tibiofemoral joints darker. Punctation on elytra ca. 2x that of pronotum. Elytra interstriae ca. 1–1.5x strial puncture diameter. Interstria 9
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<superScript id="7C7D9B80FFEAFFE96012FE2A0541F6EF" attach="left" box="[273,286,474,488]" fontSize="6" pageId="22" pageNumber="23">th</superScript>
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more convex than others, overhanging 10
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<superScript id="7C7D9B80FFEAFFE963F5FE2A075CF6EF" attach="left" box="[758,771,474,488]" fontSize="6" pageId="22" pageNumber="23">th</superScript>
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interstria. Usual area of callus on 5
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<superScript id="7C7D9B80FFEAFFE96592FE2A00C1F6EF" attach="left" box="[1169,1182,474,488]" fontSize="6" pageId="22" pageNumber="23">th</superScript>
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very slightly raised.
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</paragraph>
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<paragraph id="8BB736C8FFEAFFE961C4FE0F04BAF567" blockId="22.[151,1437,150,1113]" pageId="22" pageNumber="23">Pronotum slightly wider than long (ratio ca. 31/27), widest at anterior margin, markedly narrowed at base, sides straight, denticulate; anterior margin bisinuate; depressions deep; punctation much denser in depressions than on reliefs.</paragraph>
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<paragraph id="8BB736C8FFEAFFE961C4FD9A00D0F5AF" blockId="22.[151,1437,150,1113]" pageId="22" pageNumber="23">Elytra with spaces between strial punctures ca. 2x their diameter; posterior declivity rather steep; apices rather sharply conjointly rounded in dorsal view, in lateral view outer margin without angulation.</paragraph>
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<paragraph id="8BB736C8FFEAFFE961C4FD42012BF5CB" blockId="22.[151,1437,150,1113]" box="[199,1396,690,717]" pageId="22" pageNumber="23">Ventral characters: Mentum punctate, with central depression; submentum with small, median, circular pit.</paragraph>
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<paragraph id="8BB736C8FFEAFFE961C4FD260745F4EB" blockId="22.[151,1437,150,1113]" pageId="22" pageNumber="23">
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Male genitalia (
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<figureCitation id="13332A4DFFEAFFE96078FD260591F5F7" box="[379,462,726,752]" captionStart="FIGURES 28–29" captionStartId="66.[151,264,1944,1968]" captionTargetBox="[171,1427,225,1871]" captionTargetId="figure-28@66.[151,1435,181,1920]" captionTargetPageId="66" captionText="FIGURES 28–29. Habitus and male genitalia. 28. Hydrochus curvus n. sp., holotype 29. Hydrochus radhakishunae Makhan." figureDoi="http://doi.org/10.5281/zenodo.5043312" httpUri="https://zenodo.org/record/5043312/files/figure.png" pageId="22" pageNumber="23">Fig. 28</figureCitation>
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) general characters: genitalia stout, length ca. 3.8x greatest width; basal piece orifice damaged, length vs. paramere length uncertain; paramere tips and aedeagus tip at same level, paramere tips arcing toward midline, tips meeting at midline, plsa absent, lateral margins of tips markedly arcuate; parameres wide in proximal 1/3, then abruptly narrowed for following ca. 1/3 of length, then widened in distal 1/3; in lateral view parameres wide, apex sharply rounded; pseudoparameres large, attaining distal 4/5 of parameres, at ca. midlength with cluster of large processes, medial margin distal to clusters with smaller processes; aedeagus in dorsal/ventral views ca. oval, much narrower in proximal 1/3, agw at ca. midlength; basal piece damaged, in dorsal/ventral views parallel-sided for most of length, orifice apparently large.
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</paragraph>
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<paragraph id="8BB736C8FFEAFFE961C4FC0600D0F317" blockId="22.[151,1437,150,1113]" box="[199,1167,1014,1041]" pageId="22" pageNumber="23">Dorsal surface: adtl indistinct, at ca. midlength; pdmm approximating alm; adbl small.</paragraph>
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<paragraph id="8BB736C8FFEAFFE961C4FBEA0706F333" blockId="22.[151,1437,150,1113]" box="[199,857,1050,1077]" pageId="22" pageNumber="23">Ventral surface: avtl not apparent; pvmm similar to pdmm.</paragraph>
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</subSubSection>
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<subSubSection id="C3126543FFEAFFE961C4FBCE00F7F35E" box="[199,1192,1086,1113]" pageId="22" pageNumber="23" type="etymology">
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<paragraph id="8BB736C8FFEAFFE961C4FBCE00F7F35E" blockId="22.[151,1437,150,1113]" box="[199,1192,1086,1113]" pageId="22" pageNumber="23">
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<emphasis id="B97CEADAFFEAFFE961C4FBCE0517F35F" bold="true" box="[199,328,1086,1112]" pageId="22" pageNumber="23">Etymology</emphasis>
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. Named in reference to the curvature of the lateral margins of the parameres.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |