155 lines
17 KiB
XML
155 lines
17 KiB
XML
<document id="B0E906FE3A6E382CDFC7CD011E13EE39" ID-DOI="10.11646/zootaxa.1024.1.1" ID-ISSN="11755334" ID-Zenodo-Dep="5049567" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1625106985131" checkinUser="felipe" docAuthor="Perkins, Philip D." docDate="2005" docId="975A7812FF91FFA0FEC779AA6AB7F346" docLanguage="en" docName="zt01024p100.pdf" docOrigin="Zootaxa 1024 (1)" docSource="https://biotaxa.org/Zootaxa/article/view/zootaxa.1024.1.1" docStyle="DocumentStyle:8B0D3ECF822058C8413568C103B59429.6:Zootaxa.2001-2006.monograph" docStyleId="8B0D3ECF822058C8413568C103B59429" docStyleName="Zootaxa.2001-2006.monograph" docStyleVersion="6" docTitle="Gymnochthebius fontinalis Perkins 2005, new species" docType="treatment" docVersion="3" lastPageNumber="161" masterDocId="6B63006AFFD1FFE2FFCF7F5E6B5EF740" masterDocTitle="A revision of the water beetle genus Gymnochthebius Orchymont (Coleoptera: Hydraenidae) for Australia and Papua New Guinea" masterLastPageNumber="161" masterPageNumber="1" pageNumber="1" updateTime="1698980621347" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:title id="45C8CBC72F604AB1238BEB3B4DB1B3CE">A revision of the water beetle genus Gymnochthebius Orchymont (Coleoptera: Hydraenidae) for Australia and Papua New Guinea</mods:title>
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<mods:namePart id="BE9A9845C4EC5B4D02A2BE2B77BB0104">Perkins, Philip D.</mods:namePart>
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<mods:typeOfResource id="04AE3A012E9FAC0BD19698723BAFEE20">text</mods:typeOfResource>
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<mods:title id="9207BCD4ECDD26C36B49EF8F8D771F5C">Zootaxa</mods:title>
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<mods:part id="874FE182CD7C2BE0540CEDA90D2325FA">
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<mods:date id="CADBEFB30F83BA01D3BF7694B32BC0FA">2005</mods:date>
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<mods:number id="A3B7990BF71D545F31B12C5AC562289D">2005-07-29</mods:number>
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<mods:number id="2759F5390E54E133274864DA1D684D9C">1024</mods:number>
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<mods:url id="ACA71DFA874DC3DD8E3733A49E7AD2A8">https://biotaxa.org/Zootaxa/article/view/zootaxa.1024.1.1</mods:url>
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</mods:location>
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<mods:classification id="42C8DAC31AEAAD139C92A10C52446221">journal article</mods:classification>
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<mods:identifier id="F9BD4A7A198F85A3BF50CCEB12431021" type="DOI">10.11646/zootaxa.1024.1.1</mods:identifier>
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<mods:identifier id="A93C25C5BC4FF2FE4771DF2FF8C94939" type="ISSN">11755334</mods:identifier>
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</mods:mods>
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<treatment id="975A7812FF91FFA0FEC779AA6AB7F346" LSID="urn:lsid:plazi:treatment:975A7812FF91FFA0FEC779AA6AB7F346" httpUri="http://treatment.plazi.org/id/975A7812FF91FFA0FEC779AA6AB7F346" lastPageId="66" pageId="64">
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<subSubSection id="57E99A8FFF91FFA2FEC779AA6AB1F071" pageId="64" type="nomenclature">
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<paragraph id="1F4CC904FF91FFA2FEC779AA69B9F04E" blockId="64.[264,743,1780,1841]" box="[264,743,1780,1806]" pageId="64">
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<heading id="44047E68FF91FFA2FEC779AA69B9F04E" bold="true" box="[264,743,1780,1806]" fontSize="11" level="1" pageId="64" reason="1">
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<emphasis id="2D871516FF91FFA2FEC779AA69B9F04E" bold="true" box="[264,743,1780,1806]" pageId="64">
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<taxonomicName id="D8F3B287FF91FFA2FEC779AA6911F04E" ID-CoL="9PSNC" authority="Perkins, 2005" authorityName="Perkins" authorityYear="2005" box="[264,591,1780,1806]" class="Insecta" family="Hydraenidae" genus="Gymnochthebius" kingdom="Animalia" order="Coleoptera" pageId="64" phylum="Arthropoda" rank="species" species="fontinalis" status="sp. nov.">
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<emphasis id="2D871516FF91FFA2FEC779AA6911F04E" bold="true" box="[264,591,1780,1806]" italics="true" pageId="64">Gymnochthebius fontinalis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="36B4A86DFF91FFA2FD9879AA69B9F04E" box="[599,743,1780,1806]" pageId="64" rank="species">new species</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="1F4CC904FF91FFA2FEC778496AB1F071" blockId="64.[264,743,1780,1841]" box="[264,495,1815,1841]" pageId="64">(Figures 52, 53, 90)</paragraph>
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</subSubSection>
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<subSubSection id="57E99A8FFF91FFA3FEC7780A6847F6C6" lastPageId="65" pageId="64" type="materials_examined">
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<paragraph id="1F4CC904FF91FFA2FEC7780A6E74F02E" blockId="64.[264,1322,1876,1902]" box="[264,1322,1876,1902]" pageId="64">
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<emphasis id="2D871516FF91FFA2FEC7780A6A96F02E" bold="true" box="[264,456,1876,1902]" pageId="64">Type Material.</emphasis>
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<materialsCitation id="AF9BC359FF91FFA2FE11780A6E74F02E" box="[478,1322,1876,1902]" country="Australia" location="Elizabeth" pageId="64" specimenCount="1" stateProvince="South Australia" typeStatus="holotype">
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<typeStatus id="C04877A6FF91FFA2FE11780A6915F02E" box="[478,587,1876,1902]" pageId="64" type="holotype">Holotype</typeStatus>
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(male):
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<emphasis id="2D871516FF91FFA2FD0B780A6F71F02E" bold="true" box="[708,1071,1876,1902]" pageId="64">
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<collectingCountry id="67E48994FF91FFA2FD0B780A6860F02E" box="[708,830,1876,1902]" name="Australia" pageId="64">Australia</collectingCountry>
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:
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<collectingRegion id="DD3707E6FF91FFA2FC94780A6F74F02E" box="[859,1066,1876,1902]" country="Australia" name="South Australia" pageId="64">South Australia</collectingRegion>
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:
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</emphasis>
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<location id="1A2C9FDFFF91FFA2FB87780A6FE8F02E" LSID="urn:lsid:plazi:treatment:975A7812FF91FFA0FEC779AA6AB7F346:1A2C9FDFFF91FFA2FB87780A6FE8F02E" box="[1096,1206,1876,1902]" country="Australia" name="Elizabeth" pageId="64" stateProvince="South Australia">Elizabeth</location>
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(Mound)
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</materialsCitation>
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</paragraph>
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<paragraph id="1F4CC904FF90FFA3FEC77E426847F6C6" blockId="65.[264,1325,284,1870]" pageId="65">
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<materialsCitation id="AF9BC359FF90FFA3FEC77E42684BF6C6" collectingDate="1981-05-14" collectionCode="SAMA" collectorName="J. A. Forrest. Deposited & Same" country="Australia" latitude="-29.4" location="Springs" longLatPrecision="1227" longitude="136.78334" pageId="65" specimenCount="1" stateProvince="South Australia" typeStatus="paratype">
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<location id="1A2C9FDFFF90FFA3FEC77E426A3AF676" LSID="urn:lsid:plazi:treatment:975A7812FF91FFA0FEC779AA6AB7F346:1A2C9FDFFF90FFA3FEC77E426A3AF676" box="[264,356,284,310]" latitude="-29.4" longLatPrecision="1227" longitude="136.78334" name="Springs" pageId="65">Springs</location>
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,
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<locationDeviation id="0EFED026FF90FFA3FEA07E4269FBF676" box="[367,677,284,310]" location="Coward Springs" pageId="65">
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<quantity id="D80B64E1FF90FFA3FEA07E426AF7F676" box="[367,425,284,310]" metricMagnitude="3" metricUnit="m" metricValue="7.0" pageId="65" unit="km" value="7.0">7 km</quantity>
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NW Coward Springs
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</locationDeviation>
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R.S.,
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<geoCoordinate id="7AC7AFC3FF90FFA3FD237E426809F676" box="[748,855,284,310]" degrees="29" direction="south" minutes="24" orientation="latitude" pageId="65" precision="925" value="-29.4">29° 24' S</geoCoordinate>
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,
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<geoCoordinate id="7AC7AFC3FF90FFA3FCAC7E426881F676" box="[867,991,284,310]" degrees="136" direction="east" minutes="47" orientation="longitude" pageId="65" precision="925" value="136.78334">136° 47' E</geoCoordinate>
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,
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<date id="6B4DEFC4FF90FFA3FC247E426FD6F676" box="[1003,1160,284,310]" pageId="65" value="1981-05-14">
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<collectingDate id="7B09162CFF90FFA3FC247E426FD6F676" box="[1003,1160,284,310]" pageId="65" value="1981-05-14">14 May 1981</collectingDate>
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</date>
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,
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<collectorName id="B206ACD2FF90FFA3FB5B7E426A20F61E" pageId="65">J. A. Forrest. Deposited</collectorName>
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in the SAMA.
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<emphasis id="2D871516FF90FFA3FDF67E1D69E1F61D" bold="true" box="[569,703,323,349]" pageId="65">
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<typeStatus id="C04877A6FF90FFA3FDF67E1D69E4F61D" box="[569,698,323,349]" pageId="65" type="paratype">Paratypes</typeStatus>
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:
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</emphasis>
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<collectorName id="B206ACD2FF90FFA3FD017E1A6851F61E" box="[718,783,324,350]" pageId="65">Same</collectorName>
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data as holotype (11
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<collectionCode id="79E251C1FF90FFA3FBC77E1A6F3CF61E" box="[1032,1122,324,350]" country="Australia" lsid="urn:lsid:biocol.org:col:34982" name="South Australia Museum" pageId="65" type="Museum">SAMA</collectionCode>
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). Representative specimens to be deposited in MCZ and NPC
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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="57E99A8FFF90FFA3FEF77ECD6E79F5AE" pageId="65" type="diagnosis">
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<paragraph id="1F4CC904FF90FFA3FEF77ECD6E79F5AE" blockId="65.[264,1325,284,1870]" pageId="65">
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<emphasis id="2D871516FF90FFA3FEF77ECD690FF6ED" bold="true" box="[312,593,403,429]" pageId="65">Differential Diagnosis.</emphasis>
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Recognized by the rather flattened and parallelsided form, the subtruncate elytral apices, and the dull, microreticulate and coarsely densely punctate pronotum. Sharing with
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<taxonomicName id="D8F3B287FF90FFA3FDF47EBA6995F6BD" authorityName="Perkins" authorityYear="2005" box="[571,715,484,509]" class="Insecta" family="Hydraenidae" genus="Gymnochthebius" kingdom="Animalia" order="Coleoptera" pageId="65" phylum="Arthropoda" rank="species" species="nigriceps">
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<emphasis id="2D871516FF90FFA3FDF47EBA6995F6BD" box="[571,715,484,509]" italics="true" pageId="65">G. nigriceps</emphasis>
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</taxonomicName>
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the anteriorly extended lateral hyaline border, the distinctive abdominal hydrofuge pattern where the hairline forms a very discrete arc on the fifth ventrite, and the females having a spinose last tergite. Differing from
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<taxonomicName id="D8F3B287FF90FFA3FB517D6A6E74F50D" authorityName="Perkins" authorityYear="2005" box="[1182,1322,564,589]" class="Insecta" family="Hydraenidae" genus="Gymnochthebius" kingdom="Animalia" order="Coleoptera" pageId="65" phylum="Arthropoda" rank="species" species="nigriceps">
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<emphasis id="2D871516FF90FFA3FB517D6A6E74F50D" box="[1182,1322,564,589]" italics="true" pageId="65">G. nigriceps</emphasis>
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</taxonomicName>
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in having the pronotal disc more coarsely punctate, the dorsum less convex and more parallelsided (Figs. 50, 52), the coloration, and in females the angulate last tergite. The male genitalia of the two species also show a relationship, but differ significantly in several features, including lobe and duct shapes, and the greater length in
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<taxonomicName id="D8F3B287FF90FFA3FC237D8A6F25F5AD" authorityName="Perkins" authorityYear="2005" box="[1004,1147,724,749]" class="Insecta" family="Hydraenidae" genus="Gymnochthebius" kingdom="Animalia" order="Coleoptera" pageId="65" phylum="Arthropoda" rank="species" species="fontinalis">
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<emphasis id="2D871516FF90FFA3FC237D8A6F25F5AD" box="[1004,1147,724,749]" italics="true" pageId="65">G. fontinalis</emphasis>
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</taxonomicName>
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(Figs. 51, 53).
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</paragraph>
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</subSubSection>
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<subSubSection id="57E99A8FFF90FFA0FEF77DA26878F4CE" lastPageId="66" pageId="65" type="description">
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<paragraph id="1F4CC904FF90FFA3FEF77DA26836F4F6" blockId="65.[264,1325,284,1870]" pageId="65">
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<emphasis id="2D871516FF90FFA3FEF77DA26A8EF456" bold="true" box="[312,464,764,790]" pageId="65">Description.</emphasis>
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Size (length/width, mm)
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<typeStatus id="C04877A6FF90FFA3FCC87DA2682CF456" box="[775,882,764,790]" pageId="65" type="holotype">holotype</typeStatus>
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: body (length to elytral apices) 2.04/ 0.82; head 0.33/0.48; pronotum 0.44/0.59; elytra 1.30/0.82. Form moderately elongate, comparatively longitudinally planar. Head and disc of pronotum piceous to dark brown, on pronotum grading to brown or light brown at margins; elytra light brown to testaceous. Dorsum dull, microreticulate and coarsely punctate.
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</paragraph>
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<paragraph id="1F4CC904FF90FFA3FEF77C9A6864F3E6" blockId="65.[264,1325,284,1870]" pageId="65">Head comparatively flat, dull, markedly microreticulate, with moderately dense, short distinctive whitish setae; interocular foveae shallow; interocular tuberculi indistinct; basomedial fovea narrowly confluent with interocular foveae. Frontoclypeal suture deeply impressed, bisinuate. Clypeus midlength 0.5 apical width. Labroclypeal suture straight in dorsal view, evenly arcuate in anterior view. Labrum length:width 4:15, anterior margin straight or slightly emarginate, weakly reflexed.</paragraph>
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<paragraph id="1F4CC904FF90FFA3FEF77BEA680DF11E" blockId="65.[264,1325,284,1870]" pageId="65">Pronotum lateral hyaline border well developed, origin at anterior 0.33 of lateral depression, margin straight, then arcuate at posterior angles, very narrow around posterior margin; anterior margin of pronotum straight in midregion; each lateral depression with margin weakly arcuate from anterior angle, then emarginate before slightly obtuse posterior angle, lateral margin between anterior angle and hyaline border with short setae; lateral fossulae deep, microreticulate; pronotal disc transversely weakly convex; median groove rather shallow, narrow, constricted slightly past midlength, ended before margins, tapering at ends; anterior foveae deep, oblique, oval, wider than median groove, each separated from posterior fovea by width of anterior fovea; posterior foveae very slightly oblique, nearly parallel to median groove, deep, 1/2 as long as and twice as wide as median groove; posterolateral angles lacking impressions.</paragraph>
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<paragraph id="1F4CC904FF90FFA3FEF7793269EDF00E" blockId="65.[264,1325,284,1870]" pageId="65">Elytra weakly transversely convex on disc, with six rows of punctures between suture and humeri; punctures round, separated from each other by 0.5–1.0x puncture width, each with a short recumbent seta; intervals flat or slightly rounded, moderately dull, width slightly greater than that of punctures; posterior declivity very gradual, summit at about midlength; striae 2 and 3 terminating into 4 at about apical 0.15; elytral explanate margin very narrow, without fringe of setae.</paragraph>
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<paragraph id="1F4CC904FF93FFA0FEF77E42691BF696" blockId="66.[264,1324,284,1030]" pageId="66">Metasternal glabrous area longer than wide (as 20:17), elongate oval, shining, sparsely punctate, convex in female, more nearly flat in male. Abdominal sternites 1–4 and part of 5 with hydrofuge pubescence; on 5 pubescence laterally and basally, forming very discrete arcshaped nonpubescent area. Sixth ventrite posterior margin emarginate, in male strongly, in female weakly.</paragraph>
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<paragraph id="1F4CC904FF93FFA0FEF77EBA696DF456" blockId="66.[264,1324,284,1030]" pageId="66">
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Aedeagus (Fig. 53): Length of mainpiece
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<quantity id="D80B64E1FF93FFA0FCF77EBA68FBF6BE" box="[824,933,484,510]" metricMagnitude="-4" metricUnit="m" metricValue="6.4" pageId="66" unit="mm" value="0.64">0.64 mm</quantity>
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, tips of parameres slightly below tips of lobes; mainpiece markedly elongated and slender between base and origin of parameres; lobes short compared to total length of aedeagus, not barbed but sometimes with extremely minute point on inner margin of ventral notch; ventral notch Vshaped, wide apically, margins not sinuate; dorsal notch Ushaped, wider proximally and slightly deeper; duct straight and gradually tapering in ventral aspect, weakly curved apically in lateral aspect; paramere setae clustered at and near apex, apical setae short, longest seta ca. 3x length of next longest.
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</paragraph>
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<paragraph id="1F4CC904FF93FFA0FEF77C7A6878F4CE" blockId="66.[264,1324,284,1030]" pageId="66">Females have the explanate elytral margin about the same width as in males; the labrum is apicomedially weakly emarginate; the last abdominal tergite is sharply arcuate and has a prominent fringe of spinelike setae.</paragraph>
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</subSubSection>
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<subSubSection id="57E99A8FFF93FFA0FEF77CC268F8F4F6" box="[312,934,924,950]" pageId="66" type="etymology">
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<paragraph id="1F4CC904FF93FFA0FEF77CC268F8F4F6" blockId="66.[264,1324,284,1030]" box="[312,934,924,950]" pageId="66">
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||
<emphasis id="2D871516FF93FFA0FEF77CC26A9AF4F6" bold="true" box="[312,452,924,950]" pageId="66">Etymology.</emphasis>
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Named in reference to the microhabitat.
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</paragraph>
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</subSubSection>
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<subSubSection id="57E99A8FFF93FFA0FEF77C9A6AB7F346" pageId="66" type="distribution">
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<paragraph id="1F4CC904FF93FFA0FEF77C9A6AB7F346" blockId="66.[264,1324,284,1030]" pageId="66">
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<emphasis id="2D871516FF93FFA0FEF77C9A6A86F49E" bold="true" box="[312,472,964,990]" pageId="66">Distribution.</emphasis>
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Currently known only from Elizabeth (Mound) Springs in central
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<collectingRegion id="DD3707E6FF93FFA0FB287C9A6A2DF346" country="Australia" name="South Australia" pageId="66">South Australia</collectingRegion>
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(Fig. 90).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |