150 lines
17 KiB
XML
150 lines
17 KiB
XML
<document id="470E4A2BE2D8051F0AE90FC623CB2477" 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="03A187DEFFEDFFEE6194FCAB0115F0A9" 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 austrinus Perkins 2021, new species" docType="treatment" docVersion="4" lastPageNumber="18" 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="18" updateTime="1698978858223" updateUser="plazi">
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<mods:titleInfo id="2CB0EE0AF9FFE7C3FB87602C37472D03">
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<mods:title id="BAAB2DC00C1AA312C5F6DF814C6E32EA">Taxonomy of water beetles in the genus Hydrochus Leach, 1817, from Bolivia, Brazil and Paraguay (Coleoptera: Hydrochidae)</mods:title>
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</mods:titleInfo>
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<mods:name id="E13E4E8DAE6EDBE74A4C877BEC44AFE7" type="personal">
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<mods:role id="215351C9043852A8B666B40BEE9339B4">
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<mods:roleTerm id="3CF5C6A195B6D9E5CFBE99623DE5F784">Author</mods:roleTerm>
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<mods:namePart id="4FF0CA9EC90CA5BDF3BD418C2469A622">Perkins, Philip D.</mods:namePart>
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<mods:typeOfResource id="B38DC1B08BA0C99DCBC15A6F53B57577">text</mods:typeOfResource>
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<mods:title id="50E3F0E54B59D1751E68530AE652CD7D">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="598A269D9B345B4F0470034EB3B61515">
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<mods:date id="405C82F13E37C7A8DD7D2A2094ACFB36">2021</mods:date>
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<mods:detail id="85581AF65BA8BA2F83BC9715D27603E7" type="pubDate">
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<mods:number id="9361F85C4F42522AF270A79F5B31438B">2021-06-28</mods:number>
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<mods:detail id="07176C7F2B1416CCE081134F97BF3381" type="volume">
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<mods:number id="342314643DCB88881DB28504E5275EE1">4994</mods:number>
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</mods:detail>
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<mods:detail id="D83AEC16A6BD2EBD0C7A8595B649A1D8" type="issue">
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<mods:number id="CA6A5E3E1248D14425946EE94845D242">1</mods:number>
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<mods:start id="532DDE826895E095A95A314843EE8BD6">1</mods:start>
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<mods:end id="B27A5964DF576A5824AF830F2927E95F">93</mods:end>
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</mods:relatedItem>
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<mods:classification id="17E75440030531721B3FB19E027DD9EB">journal article</mods:classification>
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<mods:identifier id="C73716E2E2B021A0A34DDD79CE950624" type="DOI">10.11646/zootaxa.4994.1.1</mods:identifier>
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<mods:identifier id="5A9712AF834111E18671F7EE09A66574" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="FFE1F9A498206A531B14FEA78B7C981D" type="Zenodo-Dep">5043261</mods:identifier>
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<mods:identifier id="4B79F89066099B8105F8C7B246F11918" type="ZooBank">107FCA64-345F-40A4-99D3-5C1441EEAD93</mods:identifier>
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<treatment id="03A187DEFFEDFFEE6194FCAB0115F0A9" ID-DOI="http://doi.org/10.5281/zenodo.5043942" ID-Zenodo-Dep="5043942" LSID="urn:lsid:plazi:treatment:03A187DEFFEDFFEE6194FCAB0115F0A9" httpUri="http://treatment.plazi.org/id/03A187DEFFEDFFEE6194FCAB0115F0A9" lastPageNumber="18" pageId="17" pageNumber="18">
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<subSubSection id="C3126543FFEDFFEE6194FCAB066AF471" box="[151,565,859,886]" pageId="17" pageNumber="18" type="nomenclature">
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<paragraph id="8BB736C8FFEDFFEE6194FCAB066AF471" blockId="17.[151,565,859,923]" box="[151,565,859,886]" pageId="17" pageNumber="18">
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<heading id="D0FF81A4FFEDFFEE6194FCAB066AF471" bold="true" box="[151,565,859,886]" fontSize="11" level="2" pageId="17" pageNumber="18" reason="4">
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<emphasis id="B97CEADAFFEDFFEE6194FCAB066AF471" bold="true" box="[151,565,859,886]" pageId="17" pageNumber="18">
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<taxonomicName id="4C084D4BFFEDFFEE6194FCAB05C9F471" ID-CoL="8Y4P9" authority="Perkins, 2021" authorityName="Perkins" authorityYear="2021" box="[151,406,859,886]" class="Insecta" family="Hydrochidae" genus="Hydrochus" kingdom="Animalia" order="Coleoptera" pageId="17" pageNumber="18" phylum="Arthropoda" rank="species" species="austrinus" status="sp. nov.">
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<emphasis id="B97CEADAFFEDFFEE6194FCAB05C9F471" bold="true" box="[151,406,859,886]" italics="true" pageId="17" pageNumber="18">Hydrochus austrinus</emphasis>
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</taxonomicName>
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,
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<taxonomicNameLabel id="A24F57A1FFEDFFEE60A6FCAC066AF471" box="[421,565,860,886]" pageId="17" pageNumber="18" 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="C3126543FFEDFFEE6194FC700568F49C" box="[151,311,896,923]" pageId="17" pageNumber="18" type="description">
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||
<paragraph id="8BB736C8FFEDFFEE6194FC700568F49C" blockId="17.[151,565,859,923]" box="[151,311,896,923]" pageId="17" pageNumber="18">
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<figureCitation id="13332A4DFFEDFFEE6194FC7004BBF49D" box="[151,228,896,922]" 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="17" pageNumber="18">Figs. 3</figureCitation>
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,
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<figureCitation id="13332A4DFFEDFFEE61F2FC700550F49D" box="[241,271,896,922]" captionStart="FIGURES 16–17" captionStartId="60.[151,264,1944,1968]" captionTargetBox="[170,1429,216,1871]" captionTargetId="figure-28@60.[151,1435,181,1920]" captionTargetPageId="60" captionText="FIGURES 16–17. Habitus and male genitalia of holotypes. 16. Hydrochus austrinus n. sp. 17. Hydrochus diversus n. sp." figureDoi="http://doi.org/10.5281/zenodo.5043294" httpUri="https://zenodo.org/record/5043294/files/figure.png" pageId="17" pageNumber="18">16</figureCitation>
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,
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<figureCitation id="13332A4DFFEDFFEE6018FC700568F49C" box="[283,311,896,923]" 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="17" pageNumber="18">59</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C3126543FFEDFFEE6194FC3807FCF300" pageId="17" pageNumber="18" type="materials_examined">
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<paragraph id="8BB736C8FFEDFFEE6194FC3807FCF300" blockId="17.[151,1437,968,1967]" pageId="17" pageNumber="18">
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<emphasis id="B97CEADAFFEDFFEE6194FC380516F4E5" bold="true" box="[151,329,968,994]" pageId="17" pageNumber="18">Type Material.</emphasis>
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<materialsCitation id="3B603C95FFEDFFEE6053FC3805D5F301" collectingDate="1956-01-09" collectionCode="NMNH" collectorName="C. Biezanko" country="Brazil" location="Pelotas" pageId="17" pageNumber="18" specimenCount="1" stateProvince="Rio Grande do Sul" typeStatus="holotype">
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<emphasis id="B97CEADAFFEDFFEE6053FC380646F4E5" bold="true" box="[336,537,968,994]" pageId="17" pageNumber="18">
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<typeStatus id="54B3886AFFEDFFEE6053FC3805E2F4E5" box="[336,445,968,994]" pageId="17" pageNumber="18" type="holotype">Holotype</typeStatus>
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(male):
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</emphasis>
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<collectingCountry id="F31F7658FFEDFFEE6322FC380635F4E5" box="[545,618,968,994]" name="Brazil" pageId="17" pageNumber="18">Brazil</collectingCountry>
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:
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<collectingRegion id="49CCF82AFFEDFFEE6376FC380715F4E5" box="[629,842,968,994]" country="Brazil" name="Rio Grande do Sul" pageId="17" pageNumber="18">Rio Grande do Sul</collectingRegion>
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, “
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<location id="8ED76013FFEDFFEE6263FC3807E9F4E5" LSID="urn:lsid:plazi:treatment:03A187DEFFEDFFEE6194FCAB0115F0A9:8ED76013FFEDFFEE6263FC3807E9F4E5" box="[864,950,968,994]" country="Brazil" name="Pelotas" pageId="17" pageNumber="18" stateProvince="Rio Grande do Sul">Pelotas</location>
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,
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<date id="FFB61008FFEDFFEE62C2FC380019F4E4" box="[961,1094,968,995]" pageId="17" pageNumber="18" value="1956-01-09">
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<collectingDate id="EFF2E9E0FFEDFFEE62C2FC380019F4E4" box="[961,1094,968,995]" pageId="17" pageNumber="18" value="1956-01-09">9 Jan. 1956</collectingDate>
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</date>
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, R. G. do Sul—Brasil,
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<collectorName id="26FD531EFFEDFFEE6448FC380485F301" pageId="17" pageNumber="18">C. Biezanko</collectorName>
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leg.” (
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<collectionCode id="ED19AE0DFFEDFFEE6025FC1C05DDF301" box="[294,386,1004,1030]" country="USA" httpUri="http://grbio.org/cool/142r-0w94" name="Smithsonian Institution, National Museum of Natural History" pageId="17" pageNumber="18" type="Museum">NMNH</collectionCode>
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)
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</materialsCitation>
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.
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<materialsCitation id="3B603C95FFEDFFEE6097FC1C07C0F300" box="[404,927,1004,1031]" collectingDate="1956-01-09" collectionCode="NMNH" collectorName="C. Biezanko" country="Brazil" location="Pelotas" pageId="17" pageNumber="18" specimenCount="1" stateProvince="Rio Grande do Sul" typeStatus="paratype">
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<emphasis id="B97CEADAFFEDFFEE6097FC1C064AF301" bold="true" box="[404,533,1004,1030]" pageId="17" pageNumber="18">
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<typeStatus id="54B3886AFFEDFFEE6097FC1C064FF301" box="[404,528,1004,1030]" pageId="17" pageNumber="18" type="paratype">Paratypes</typeStatus>
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:
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</emphasis>
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Same data as holotype (5
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<collectionCode id="ED19AE0DFFEDFFEE623FFC1D07C8F300" box="[828,919,1005,1031]" country="USA" httpUri="http://grbio.org/cool/142r-0w94" name="Smithsonian Institution, National Museum of Natural History" pageId="17" pageNumber="18" type="Museum">NMNH</collectionCode>
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)
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="C3126543FFEDFFEE61C4FBE00042F375" pageId="17" pageNumber="18" type="diagnosis">
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<paragraph id="8BB736C8FFEDFFEE61C4FBE00042F375" blockId="17.[151,1437,968,1967]" pageId="17" pageNumber="18">
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<emphasis id="B97CEADAFFEDFFEE61C4FBE0058BF32D" bold="true" box="[199,468,1040,1066]" pageId="17" pageNumber="18">Differential Diagnosis.</emphasis>
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Among Brazilian species, recognized by the combination of moderate size (ca.
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<quantity id="4CF09B2DFFEDFFEE6468FBE00498F348" metricMagnitude="-3" metricUnit="m" metricValue="3.14" pageId="17" pageNumber="18" unit="mm" value="3.14">3.14 mm</quantity>
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), the deep pronotal depressions, and the male genitalia (
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<figureCitation id="13332A4DFFEDFFEE623CFBC407CCF349" box="[831,915,1076,1102]" captionStart="FIGURES 10–11" captionStartId="57.[151,264,1943,1967]" captionTargetBox="[225,1378,190,1890]" captionTargetId="figure-15@57.[203,1385,181,1920]" captionTargetPageId="57" captionText="FIGURES 10–11. Habitus and male genitalia of holotypes. 10. Hydrochus usualis n. sp. 11. Hydrochus merkli Makhan." figureDoi="http://doi.org/10.5281/zenodo.5043284" httpUri="https://zenodo.org/record/5043284/files/figure.png" pageId="17" pageNumber="18">Fig. 10</figureCitation>
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; described below). This species has a generalized
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<taxonomicName id="4C084D4BFFEDFFEE61CEFBA80518F375" authorityName="Leach" authorityYear="1817" box="[205,327,1112,1138]" class="Insecta" family="Hydrochidae" genus="Hydrochus" kingdom="Animalia" order="Coleoptera" pageId="17" pageNumber="18" phylum="Arthropoda" rank="genus">
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<emphasis id="B97CEADAFFEDFFEE61CEFBA80518F375" box="[205,327,1112,1138]" italics="true" pageId="17" pageNumber="18">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="C3126543FFEDFFEE61C4FB8C01D7F08D" pageId="17" pageNumber="18" type="description">
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<paragraph id="8BB736C8FFEDFFEE61C4FB8C06F8F24D" blockId="17.[151,1437,968,1967]" pageId="17" pageNumber="18">
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<emphasis id="B97CEADAFFEDFFEE61C4FB8C050EF391" bold="true" box="[199,337,1148,1174]" pageId="17" pageNumber="18">Description</emphasis>
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. Size:
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<typeStatus id="54B3886AFFEDFFEE60A7FB8C0659F391" box="[420,518,1148,1174]" pageId="17" pageNumber="18" type="holotype">holotype</typeStatus>
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(length/width, mm): body (length to elytral apices) 3.14/1.03; head width 0.71; pronotum l/w 0.66/0.69; PA 0.64; PB 0.61; elytra 2.04/1.03. Habitus as illustrated (
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<figureCitation id="13332A4DFFEDFFEE654CFB5000FBF3BC" box="[1103,1188,1184,1211]" captionStart="FIGURES 16–17" captionStartId="60.[151,264,1944,1968]" captionTargetBox="[170,1429,216,1871]" captionTargetId="figure-28@60.[151,1435,181,1920]" captionTargetPageId="60" captionText="FIGURES 16–17. Habitus and male genitalia of holotypes. 16. Hydrochus austrinus n. sp. 17. Hydrochus diversus n. sp." figureDoi="http://doi.org/10.5281/zenodo.5043294" httpUri="https://zenodo.org/record/5043294/files/figure.png" pageId="17" pageNumber="18">Fig. 16</figureCitation>
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). Body size moderate (ca.
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<quantity id="4CF09B2DFFEDFFEE61CBFB34056EF3D8" box="[200,305,1220,1247]" metricMagnitude="-3" metricUnit="m" metricValue="3.14" pageId="17" pageNumber="18" unit="mm" value="3.14">3.14 mm</quantity>
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). Dorsum dark brown, with very slight or no iridescence, elytra with black spots. Body form narrow (l/w ratio ca. 41/24). Legs brown, with tibiofemoral joints darker. Punctation on elytra ca. 2–3x that of pronotum. Elytra interstriae ca. 1–1.5x strial puncture diameter. Interstria 9
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<superScript id="7C7D9B80FFEDFFEE6259FAFC0738F21D" attach="left" box="[858,871,1292,1306]" fontSize="6" pageId="17" pageNumber="18">th</superScript>
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slightly more convex than others, overhanging 10
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<superScript id="7C7D9B80FFEDFFEE6493FAFC01C2F21D" attach="none" box="[1424,1437,1292,1306]" fontSize="6" pageId="17" pageNumber="18">th</superScript>
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interstria. Usual area of callus on 5
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<superScript id="7C7D9B80FFEDFFEE631DFAC00674F239" attach="left" box="[542,555,1328,1342]" fontSize="6" pageId="17" pageNumber="18">th</superScript>
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not raised.
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</paragraph>
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<paragraph id="8BB736C8FFEDFFEE61C4FAA50761F2B1" blockId="17.[151,1437,968,1967]" pageId="17" pageNumber="18">Pronotum very slightly wider than long (ratio ca. 36/35), widest slightly behind anterior margin, narrowed at base, sides very weakly sinuate, smooth; anterior margin slightly bisinuate; depressions moderately deep, much more densely punctate than low reliefs between depressions.</paragraph>
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<paragraph id="8BB736C8FFEDFFEE61C4FA300724F2F9" blockId="17.[151,1437,968,1967]" pageId="17" pageNumber="18">Elytra with spaces between strial punctures ca. 0.5–1x their diameter; apices rather sharply conjointly rounded in dorsal view, in lateral view outer margin with slight angulation.</paragraph>
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<paragraph id="8BB736C8FFEDFFEE61C4F9F80095F125" blockId="17.[151,1437,968,1967]" box="[199,1226,1544,1571]" pageId="17" pageNumber="18">Ventral characters: Mentum punctate, with central depression; submentum with two foveae.</paragraph>
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<paragraph id="8BB736C8FFEDFFEE61C4F9DC0547F019" blockId="17.[151,1437,968,1967]" pageId="17" pageNumber="18">
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Male genitalia (
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<figureCitation id="13332A4DFFEDFFEE607EF9DC058EF140" box="[381,465,1580,1607]" captionStart="FIGURES 16–17" captionStartId="60.[151,264,1944,1968]" captionTargetBox="[170,1429,216,1871]" captionTargetId="figure-28@60.[151,1435,181,1920]" captionTargetPageId="60" captionText="FIGURES 16–17. Habitus and male genitalia of holotypes. 16. Hydrochus austrinus n. sp. 17. Hydrochus diversus n. sp." figureDoi="http://doi.org/10.5281/zenodo.5043294" httpUri="https://zenodo.org/record/5043294/files/figure.png" pageId="17" pageNumber="18">Fig. 16</figureCitation>
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) general characters: genitalia elongate, length ca. 6x greatest width, basal piece and parameres ca. equal in length; paramere tips extending very slightly beyond aedeagus tip, medial margins beyond aedeagus tip parallel, plsa very small, lateral margins between plsa and apex straight; parameres in dorsal/ventral views very narrow over distal 2/3, straight; in lateral view parameres arcuate toward dorsad in distal 1/2, sharply pointed apically; aedeagus moderately wide, sides arcuate, agw at ca. midlength; basal piece in dorsal/ventral views nearly parallel-sided, in lateral view dorsal surface slightly more arcuate than ventral, orifice asymmetrical, margin sclerotized.
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</paragraph>
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<paragraph id="8BB736C8FFEDFFEE61C4F8D8056BF060" blockId="17.[151,1437,968,1967]" pageId="17" pageNumber="18">Dorsal surface: adtl at ca. midlength of aedeagus; pdmm widely separated; adbl moderately large, width slightly less than agw.</paragraph>
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<paragraph id="8BB736C8FFEDFFEE61C4F88001D7F08D" blockId="17.[151,1437,968,1967]" box="[199,1416,1904,1931]" pageId="17" pageNumber="18">Ventral surface: avtl very near base, almost at alw; pvmm separation similar to pdmm, neither overlapping alm.</paragraph>
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</subSubSection>
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||
<subSubSection id="C3126543FFEDFFEE61C4F8640115F0A9" box="[199,1354,1940,1967]" pageId="17" pageNumber="18" type="etymology">
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<paragraph id="8BB736C8FFEDFFEE61C4F8640115F0A9" blockId="17.[151,1437,968,1967]" box="[199,1354,1940,1967]" pageId="17" pageNumber="18">
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<emphasis id="B97CEADAFFEDFFEE61C4F8640517F0A9" bold="true" box="[199,328,1940,1966]" pageId="17" pageNumber="18">Etymology</emphasis>
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. Named in reference to the geographical distribution, at the southeastern extreme of
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<collectingCountry id="F31F7658FFEDFFEE65FDF8640119F0A9" box="[1278,1350,1940,1966]" name="Brazil" pageId="17" pageNumber="18">Brazil</collectingCountry>
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.
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</paragraph>
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</subSubSection>
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</treatment>
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||
</document> |