243 lines
32 KiB
XML
243 lines
32 KiB
XML
<document id="1A15F6167216F0FB57496FE014FD09D9" ID="10.11646/zootaxa.4268.2.2SLASH11053" ID-CLB-Dataset="33044" ID-DOI="10.11646/zootaxa.4268.2.2" ID-GBIF-Dataset="00fa23ba-e0e6-4a1a-959c-7192b134caf2" ID-ISSN="1175-5326" ID-Zenodo-Dep="580190" ID-ZooBank="61A285A2-F1E8-43F1-AEA8-9E64D3450108" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1494920846434" checkinUser="plazi" docAuthor="Bilton, David T." docDate="2017" docId="03E72E67E10EFF8CFF6BB3DBFBA94B76" docLanguage="en" docName="zootaxa.4268.2.2SLASH11053.pdf" docOrigin="Zootaxa 4268 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Mesoceration castaneum Bilton, 2017, sp. nov." docType="treatment" docVersion="8" lastPageNumber="202" masterDocId="FFDE561FE104FF87FFFCB10CFFD84E46" masterDocTitle="Water beetles from the Bokkeveld Plateau: a semi-arid hotspot of freshwater biodiversity in the Northern Cape of South Africa" masterLastPageNumber="214" masterPageNumber="191" pageNumber="201" updateTime="1698439582737" updateUser="ExternalLinkService">
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<mods:titleInfo id="02C1D98BF9AA47F9AC02B6F524A3749B">
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<mods:title id="60419384E2642F5679358F4F08104C61">Water beetles from the Bokkeveld Plateau: a semi-arid hotspot of freshwater biodiversity in the Northern Cape of South Africa</mods:title>
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<mods:name id="3365D4B91CF2C6369AC7D38288DD0CA6" type="personal">
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<mods:roleTerm id="23665B86C5BB0F99D373EC89A11ABC0A">Author</mods:roleTerm>
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<mods:namePart id="4E2301A5EA60A9A7FEBE7B0ACE9B362B">Bilton, David T.</mods:namePart>
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<mods:typeOfResource id="C0D2C92B2E13B8254CECCFBF3B428C5F">text</mods:typeOfResource>
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<mods:title id="316591F618AEF66AD264582C4BCC7E19">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="15F19756569328317F0C0EFF1E187BD6">
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<mods:date id="6524014C8E6C87E14A713E26B0CAE912">2017</mods:date>
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<mods:number id="A92074B834351120C132BA98B8ED3608">4268</mods:number>
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<mods:number id="20046F0CBB3D2E73C7BC9B96FEA30A89">2</mods:number>
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<mods:identifier id="90D93AA5D136526AB04446B4CF44DB24" type="CLB-Dataset">33044</mods:identifier>
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<mods:identifier id="19F6C96AEBB8416DFF28EB7E22795949" type="DOI">10.11646/zootaxa.4268.2.2</mods:identifier>
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<treatment id="03E72E67E10EFF8CFF6BB3DBFBA94B76" ID-DOI="http://doi.org/10.5281/zenodo.6030435" ID-GBIF-Taxon="130809872" ID-Zenodo-Dep="6030435" LSID="urn:lsid:plazi:treatment:03E72E67E10EFF8CFF6BB3DBFBA94B76" httpUri="http://treatment.plazi.org/id/03E72E67E10EFF8CFF6BB3DBFBA94B76" lastPageId="11" lastPageNumber="202" pageId="10" pageNumber="201">
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<subSubSection id="C354CCFAE10EFF8DFF6BB3DBFEE44D55" pageId="10" pageNumber="201" type="nomenclature">
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<paragraph id="8BF19F71E10EFF8DFF6BB3DBFEE44D55" blockId="10.[151,549,727,787]" pageId="10" pageNumber="201">
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<taxonomicName id="4C4EE4F2E10EFF8DFF6BB3DBFE1D4CB7" ID-CoL="4222Q" box="[151,453,727,753]" class="Insecta" family="Hydraenidae" genus="Mesoceration" kingdom="Animalia" order="Coleoptera" pageId="10" pageNumber="201" phylum="Arthropoda" rank="species" species="castaneum" status="sp. nov.">
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<emphasis id="B93A4363E10EFF8DFF6BB3DBFE1D4CB7" bold="true" box="[151,453,727,753]" italics="true" pageId="10" pageNumber="201">Mesoceration castaneum</emphasis>
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</taxonomicName>
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<emphasis id="B93A4363E10EFF8DFE30B3D4FDFD4CB7" bold="true" box="[460,549,728,753]" pageId="10" pageNumber="201">
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<taxonomicNameLabel id="A209FE18E10EFF8DFE30B3D4FDFD4CB7" box="[460,549,728,753]" pageId="10" pageNumber="201" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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(
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||
<figureCitation id="137583F4E10EFF8DFF63B3F6FF3F4D55" box="[159,231,762,787]" captionStart="FIGURE 2" captionStartId="5.[151,250,1952,1974]" captionTargetBox="[183,1385,208,1893]" captionTargetId="figure@5.[174,1405,193,1918]" captionTargetPageId="5" captionText="FIGURE 2. Habitus of hydraenid holotypes. A) Parasthetops porcellus sp. nov.; B) Mesoceration castaneum sp. nov.; C) M. chasmum sp. nov.; D) M. sabulosum sp. nov." httpUri="https://zenodo.org/record/580192/files/figure.png" pageId="10" pageNumber="201">Figs 2</figureCitation>
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,
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||
<figureCitation id="137583F4E10EFF8DFF0FB3F7FED94D55" box="[243,257,763,787]" captionStart="FIGURE 3" captionStartId="6.[151,250,1969,1991]" captionTargetBox="[205,1345,208,1904]" captionTargetId="figure@6.[188,1390,193,1930]" captionTargetPageId="6" captionText="FIGURE 3. Aedeagi of hydraenid holotypes, ventral and lateral views. A) Parasthetops porcellus sp. nov.; B) Mesoceration castaneum sp. nov.; C) M. chasmum sp. nov.; D) M. sabulosum sp. nov." httpUri="https://zenodo.org/record/580193/files/figure.png" pageId="10" pageNumber="201">3</figureCitation>
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||
&
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<figureCitation id="137583F4E10EFF8DFED9B3F7FEEB4D55" box="[293,307,763,787]" captionStart="FIGURE 8" captionStartId="14.[151,250,1953,1975]" captionTargetBox="[177,1410,197,1932]" captionTargetId="figure@14.[177,1410,193,1932]" captionTargetPageId="14" captionText="FIGURE 8. Habitats on the Bokkeveld Plateau. A) Oorlogskloof Canyon, pools in stream above Papkuilsfontein Waterfall (Site 12); B) Oorlogskloof Reserve, stream pools close to Groot Tuin entrance (Site 13); C) Oorlogskloof Reserve, spring pool at head of stream at Groot Tuin (Site 14). Photos D. T. Bilton." httpUri="https://zenodo.org/record/580198/files/figure.png" pageId="10" pageNumber="201">8</figureCitation>
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)
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C354CCFAE10EFF8DFF6BB24EFDAC4DAD" pageId="10" pageNumber="201" type="materials_examined">
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||
<paragraph id="8BF19F71E10EFF8DFF6BB24EFCFB4D39" blockId="10.[151,1437,834,2011]" pageId="10" pageNumber="201">
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<materialsCitation id="3B26952CE10EFF8DFF6BB24EFCFB4D39" ID-GBIF-Occurrence="1503125131" country="South Africa" county="Bokkeveld Plateau" elevation="720" latitude="-31.446476" location="Groot Tuin" longLatPrecision="1" longitude="19.001112" municipality="Oorlogskloof Reserve" pageId="10" pageNumber="201" specimenCount="1" stateProvince="Northern Cape" typeStatus="holotype">
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||
<emphasis id="B93A4363E10EFF8DFF6BB24EFEEA4D1D" bold="true" box="[151,306,834,859]" pageId="10" pageNumber="201">
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||
<typeStatus id="54F521D3E10EFF8DFF6BB24EFF0A4D1D" box="[151,210,834,859]" pageId="10" pageNumber="201">Type</typeStatus>
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||
locality
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||
</emphasis>
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||
.
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||
<emphasis id="B93A4363E10EFF8DFEB9B24EFE3B4D1D" bold="true" box="[325,483,834,859]" pageId="10" pageNumber="201">
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||
<collectingCountry id="F359DFE1E10EFF8DFEB9B24EFE3B4D1D" box="[325,483,834,859]" name="South Africa" pageId="10" pageNumber="201">South Africa</collectingCountry>
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||
</emphasis>
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||
,
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<collectingRegion id="498A5193E10EFF8DFE09B24EFD7A4D1D" box="[501,674,834,859]" country="South Africa" name="Northern Cape" pageId="10" pageNumber="201">Northern Cape</collectingRegion>
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||
,
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<collectingCounty id="6290E7FDE10EFF8DFD4EB24EFC544D1D" box="[690,908,834,859]" pageId="10" pageNumber="201">Bokkeveld Plateau</collectingCounty>
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||
,
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<collectingMunicipality id="6B95050BE10EFF8DFC61B24EFB434D1C" box="[925,1179,834,859]" pageId="10" pageNumber="201">Oorlogskloof Reserve</collectingMunicipality>
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, temporary stream nr.
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<location id="8E91C9AAE10EFF8DFF6BB26BFECE4D39" LSID="urn:lsid:plazi:treatment:03E72E67E10EFF8CFF6BB3DBFBA94B76:8E91C9AAE10EFF8DFF6BB26BFECE4D39" box="[151,278,870,895]" country="South Africa" county="Bokkeveld Plateau" latitude="-31.446476" longLatPrecision="1" longitude="19.001112" municipality="Oorlogskloof Reserve" name="Groot Tuin" pageId="10" pageNumber="201" stateProvince="Northern Cape">Groot Tuin</location>
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||
,
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||
<quantity id="4CB63294E10EFF8DFEDDB26BFEB24D38" box="[289,362,871,895]" metricMagnitude="2" metricUnit="m" metricValue="7.2" pageId="10" pageNumber="201" unit="m" value="720.0">
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||
<elevation id="00637842E10EFF8DFEDDB26BFEB24D38" box="[289,362,871,895]" metricMagnitude="2" metricUnit="m" metricValue="7.2" pageId="10" pageNumber="201" unit="m" value="720.0">720 m</elevation>
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||
</quantity>
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||
,
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||
<geoCoordinate id="EE7AF9B6E10EFF8DFE8AB26BFDD54D39" box="[374,525,870,895]" direction="south" orientation="latitude" pageId="10" pageNumber="201" precision="1" value="-31.446476">31 26 47.32S</geoCoordinate>
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,
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||
<geoCoordinate id="EE7AF9B6E10EFF8DFDE4B26BFD764D39" box="[536,686,871,895]" direction="east" orientation="longitude" pageId="10" pageNumber="201" precision="1" value="19.001112">19 0 4 12.00E</geoCoordinate>
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(
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||
<figureCitation id="137583F4E10EFF8DFD42B26AFCD84D39" box="[702,768,870,895]" captionStart="FIGURE 8" captionStartId="14.[151,250,1953,1975]" captionTargetBox="[177,1410,197,1932]" captionTargetId="figure@14.[177,1410,193,1932]" captionTargetPageId="14" captionText="FIGURE 8. Habitats on the Bokkeveld Plateau. A) Oorlogskloof Canyon, pools in stream above Papkuilsfontein Waterfall (Site 12); B) Oorlogskloof Reserve, stream pools close to Groot Tuin entrance (Site 13); C) Oorlogskloof Reserve, spring pool at head of stream at Groot Tuin (Site 14). Photos D. T. Bilton." httpUri="https://zenodo.org/record/580198/files/figure.png" pageId="10" pageNumber="201">Fig. 8</figureCitation>
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||
B).
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||
</materialsCitation>
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||
</paragraph>
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||
<paragraph id="8BF19F71E10EFF8DFF3BB286FDAC4DAD" blockId="10.[151,1437,834,2011]" pageId="10" pageNumber="201">
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||
<materialsCitation id="3B26952CE10EFF8DFF3BB286FDA84DAD" ID-GBIF-Occurrence="1503125093" collectingDate="2015-10-08" collectionCode="AMG" collectorName="D T Bilton" country="South Africa" elevation="720" latitude="-31.446476" location="Oorlogskloof Reserve-pools" longLatPrecision="1" longitude="19.001112" municipality="Groot Tuin" pageId="10" pageNumber="201" specimenCount="3" typeStatus="holotype">
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||
<emphasis id="B93A4363E10EFF8DFF3BB286FEB74DE5" bold="true" box="[199,367,906,931]" pageId="10" pageNumber="201">
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||
<typeStatus id="54F521D3E10EFF8DFF3BB286FEDA4DE5" box="[199,258,906,931]" pageId="10" pageNumber="201">Type</typeStatus>
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||
material
|
||
</emphasis>
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||
.
|
||
<emphasis id="B93A4363E10EFF8DFE83B286FE344DE5" bold="true" box="[383,492,906,931]" pageId="10" pageNumber="201">
|
||
<typeStatus id="54F521D3E10EFF8DFE83B286FE344DE5" box="[383,492,906,931]" pageId="10" pageNumber="201" type="holotype">Holotype</typeStatus>
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||
</emphasis>
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||
(male): “
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||
<date id="FFF0B9B1E10EFF8DFDA5B286FD674DE5" box="[601,703,906,931]" pageId="10" pageNumber="201" value="2015-10-08">
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||
<collectingDate id="EFB44059E10EFF8DFDA5B286FD674DE5" box="[601,703,906,931]" pageId="10" pageNumber="201" value="2015-10-08">8/x/2015</collectingDate>
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||
</date>
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||
<collectingCountry id="F359DFE1E10EFF8DFD3BB286FC814DE5" box="[711,857,906,931]" name="South Africa" pageId="10" pageNumber="201">South Africa</collectingCountry>
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||
NC//
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||
<location id="8E91C9AAE10EFF8DFC5DB286FB2A4DE5" LSID="urn:lsid:plazi:treatment:03E72E67E10EFF8CFF6BB3DBFBA94B76:8E91C9AAE10EFF8DFC5DB286FB2A4DE5" box="[929,1266,906,931]" country="South Africa" latitude="-31.446476" longLatPrecision="1" longitude="19.001112" municipality="Groot Tuin" name="Oorlogskloof Reserve-pools" pageId="10" pageNumber="201">Oorlogskloof Reserve—pools</location>
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in// temporary stream nr.
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<collectingMunicipality id="6B95050BE10EFF8DFEF2B2A3FE524D81" box="[270,394,942,967]" pageId="10" pageNumber="201">Groot Tuin</collectingMunicipality>
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//
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||
<quantity id="4CB63294E10EFF8DFE5EB2A3FE324D80" box="[418,490,943,967]" metricMagnitude="2" metricUnit="m" metricValue="7.2" pageId="10" pageNumber="201" unit="m" value="720.0">
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||
<elevation id="00637842E10EFF8DFE5EB2A3FE324D80" box="[418,490,943,967]" metricMagnitude="2" metricUnit="m" metricValue="7.2" pageId="10" pageNumber="201" unit="m" value="720.0">720 m</elevation>
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||
</quantity>
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||
<geoCoordinate id="EE7AF9B6E10EFF8DFE0EB2A3FD534D81" box="[498,651,942,967]" direction="south" orientation="latitude" pageId="10" pageNumber="201" precision="1" value="-31.446476">31 26 47.32S</geoCoordinate>
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,
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<geoCoordinate id="EE7AF9B6E10EFF8DFD6BB2A3FCF54D81" box="[663,813,943,967]" direction="east" orientation="longitude" pageId="10" pageNumber="201" precision="1" value="19.001112">19 0 4 12.00E</geoCoordinate>
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//
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||
<collectorName id="26BBFAA7E10EFF8DFCBAB2A3FC194D81" box="[838,961,942,967]" pageId="10" pageNumber="201">D T Bilton</collectorName>
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||
leg.” (genitalia extracted and mounted on same card) and red
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||
<typeStatus id="54F521D3E10EFF8DFE8EB2DEFE0C4DAD" box="[370,468,978,1003]" pageId="10" pageNumber="201" type="holotype">holotype</typeStatus>
|
||
label (
|
||
<collectionCode id="ED5F07B4E10EFF8DFDDCB2DFFDB04DAD" box="[544,616,979,1003]" country="South Africa" httpUri="http://grbio.org/cool/b9qz-7eka" name="Albany Museum" pageId="10" pageNumber="201">AMG</collectionCode>
|
||
)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C354CCFAE10EFF8CFF3BB2FAFE464DC6" lastPageId="11" lastPageNumber="202" pageId="10" pageNumber="201" type="description">
|
||
<paragraph id="8BF19F71E10EFF8DFF3BB2FAFC344A48" blockId="10.[151,1437,834,2011]" box="[199,1004,1014,1039]" pageId="10" pageNumber="201">
|
||
<emphasis id="B93A4363E10EFF8DFF3BB2FAFE894A49" bold="true" box="[199,337,1014,1039]" pageId="10" pageNumber="201">Description</emphasis>
|
||
. Size:
|
||
<typeStatus id="54F521D3E10EFF8DFE62B2FAFDD34A49" box="[414,523,1014,1039]" pageId="10" pageNumber="201" type="holotype">Holotype</typeStatus>
|
||
: BL
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||
<quantity id="4CB63294E10EFF8DFDBCB2FAFD7F4A48" box="[576,679,1014,1039]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="10" pageNumber="201" unit="mm" value="1.5">1.50 mm</quantity>
|
||
; EL
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||
<quantity id="4CB63294E10EFF8DFD20B2FAFC9B4A48" box="[732,835,1014,1039]" metricMagnitude="-3" metricUnit="m" metricValue="1.05" pageId="10" pageNumber="201" unit="mm" value="1.05">1.05 mm</quantity>
|
||
; EW
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||
<quantity id="4CB63294E10EFF8DFC7CB2FBFC3F4A48" box="[896,999,1015,1039]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="10" pageNumber="201" unit="mm" value="0.7">0.70 mm</quantity>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BF19F71E10EFF8DFF3BB516FE214A85" blockId="10.[151,1437,834,2011]" pageId="10" pageNumber="201">
|
||
Colour: Dorsum (
|
||
<figureCitation id="137583F4E10EFF8DFE6EB516FE004A75" box="[402,472,1050,1075]" captionStart="FIGURE 2" captionStartId="5.[151,250,1952,1974]" captionTargetBox="[183,1385,208,1893]" captionTargetId="figure@5.[174,1405,193,1918]" captionTargetPageId="5" captionText="FIGURE 2. Habitus of hydraenid holotypes. A) Parasthetops porcellus sp. nov.; B) Mesoceration castaneum sp. nov.; C) M. chasmum sp. nov.; D) M. sabulosum sp. nov." httpUri="https://zenodo.org/record/580192/files/figure.png" pageId="10" pageNumber="201">Fig. 2</figureCitation>
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||
B) with head black; ocelli, anteocellar sulci and areas between these and compound eyes paler, pitchy-brown. Pronotum chestnut brown, paler on explanate lateral portions. Elytra chestnut brown, suture and carinae darker; explanate lateral margins paler. Maxillary palpi dark chestnut brown, apical segment weakly infuscated. Legs pale brown, tarsi somewhat darker. Venter pale chestnut brown; meso- and metaventrite and abdominal ventrites darker.
|
||
</paragraph>
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||
<paragraph id="8BF19F71E10EFF8DFF3BB5C2FA5D4BA5" blockId="10.[151,1437,834,2011]" pageId="10" pageNumber="201">Head: Labrum quadrate, widening anteriorly. Rounded apicolaterally, with v-shaped apicomedian emargination extending 0.4 of length. Sides of apicomedian emargination and anterior margins raised. Surface weakly shining, with isodiametric microreticulation and sparse punctures. Long, white recumbent setae along lateral and anterior margins. Clypeus shining, with open isodiametric microreticulation, deeper laterally, and sparse, fine punctures bearing decumbent setae. Frontoclypeal suture weakly arcuate. Frons shining, with shallow isodiametric microreticulation and medium coarse punctures bearing decumbent setae. Anteocellar sulci broad, open anteriolaterally; sulci and areas between these and compound eyes with rugulose microreticulation. Ocelli shining. Compound eyes moderately large, occupying 0.4 lateral margin of head, 12 ommatidia in longest series.</paragraph>
|
||
<paragraph id="8BF19F71E10EFF8DFF3BB4E3FC814961" blockId="10.[151,1437,834,2011]" pageId="10" pageNumber="201">Pronotum: Cordate, transverse, broadest at middle. Anterior margin arcuate over median 0.5, without hyaline border; posterior margin weakly bisinuate around centre. Anterior angles broadly rounded; posterior angles obtusely rounded. Lateral margins sinuated from widest point to base; broadly marginated and moderately serrate. Upper surface shining with isodiametric microreticulation; shallow in reliefs, more strongly impressed in foveae. Reliefs with shallow, medium, medium punctures bearing fine, white decumbent setae. Irregular fields of coarser punctures close to anterior and posterior margins. With 10 distinct foveae as follows: Anterior median fovea elongate, deepest in middle; posterior median fovea elongate oval, deepest anteriorly. Anterior admedian foveae shallow oval, opening anteriorly; posterior admedian foveae shallow, elongate oval, orientated anteriolaterally. Anterior and posterior adlateral foveae rounded, open laterally.</paragraph>
|
||
<paragraph id="8BF19F71E10EFF8CFF3BB63EFE2A4E92" blockId="10.[151,1437,834,2011]" lastBlockId="11.[151,1437,151,1328]" lastPageId="11" lastPageNumber="202" pageId="10" pageNumber="201">Elytra: Elongate oval, broadest behind middle. Weakly rounded to subparallel over median 0.5, then attenuated to truncately rounded apices, weakly emarginated at suture. Sides broadly explanate. Punctures of elytral series evident to apex; larger in anterior 0.5, smaller and shallower posteriorly. Discal series weakly striate impressed in anterior 0.6. Serial punctures with fine decumbent setae arising from granules on anterior puncture margin, reaching next puncture in row. Series 1 and 2 confluent just behind posterior declivity. Series 5 and 6 confluent at middle. Intervals shining, granulate, granules bearing short, white decumbent setae. Interval 8 strongly carinate from shoulder to close to apex.</paragraph>
|
||
<paragraph id="8BF19F71E10FFF8CFF3BB1ECFAE94EB1" blockId="11.[151,1437,151,1328]" box="[199,1329,223,248]" pageId="11" pageNumber="202">Legs: Apical protarsomere with two stout ventral setae; basal three protarsomeres with suction setae.</paragraph>
|
||
<paragraph id="8BF19F71E10FFF8CFF3BB009FDA24FB2" blockId="11.[151,1437,151,1328]" pageId="11" pageNumber="202">Venter: Mentum shining, with elongate microreticulation, meshes more elongate and more strongly impressed towards lateral margins. Submentum shining, with shallow isodiametric microreticulation and sparse, fine punctures bearing fine decumbent setae. Genae shining, with weakly transverse microreticulation. Gula shining, with transverse microreticulation. Prosternum with weak central ridge; surface rugulose, with dense hydrofuge vestiture. pronotal hypomeron broad, shining, with shallow isodiametric microreticulation. Meso and metaventrite with dense hydrofuge vestiture. Mesoventral plaques weak, low, forming inverted Y, stem 0.5 length of arms. Weak admedian and adlateral ridges also present.</paragraph>
|
||
<paragraph id="8BF19F71E10FFF8CFF3BB0F3FB0B4CB6" blockId="11.[151,1437,151,1328]" pageId="11" pageNumber="202">Metaventrite with broad, shallow median fovea over posterior 0.6; fovea with hydrofuge vestiture but with small, shining glabrous patch present at apex, between metacoxae. Elytral pseudepipleurs broad, shining, without evident microreticulation; extending to apex of abdominal ventrite 5. Elytral epipleurs shining, narrow, ridge-like. Abdominal ventrites 1–4 with dense hydrofuge vestiture; small, shining, semi-glabrous areas posteromedially on ventrites 1–3. Abdominal ventrite 5 with dense hydrofuge vestiture except for semicircular glabrous patch in posterior 0.5 of centre. Abdominal ventrite 6 glabrous, shining, with shallow transverse microreticulation and irregular transverse row of punctures bearing golden decumbent setae 0.4 from posterior margin.</paragraph>
|
||
<paragraph id="8BF19F71E10FFF8CFF3BB3F0FDAE4D1A" blockId="11.[151,1437,151,1328]" pageId="11" pageNumber="202">
|
||
Aedeagus: Elongate, with parameres attaching close to base. Main piece slightly curved in ventral view, with broad, blunt tooth on left hand side of apex. Distal lobe elongate, strongly curved ventrally, extending to apex of longest setae of paramere apices (
|
||
<figureCitation id="137583F4E10FFF8CFDECB248FD8B4D1A" box="[528,595,836,861]" captionStart="FIGURE 3" captionStartId="6.[151,250,1969,1991]" captionTargetBox="[205,1345,208,1904]" captionTargetId="figure@6.[188,1390,193,1930]" captionTargetPageId="6" captionText="FIGURE 3. Aedeagi of hydraenid holotypes, ventral and lateral views. A) Parasthetops porcellus sp. nov.; B) Mesoceration castaneum sp. nov.; C) M. chasmum sp. nov.; D) M. sabulosum sp. nov." httpUri="https://zenodo.org/record/580193/files/figure.png" pageId="11" pageNumber="202">Fig. 3</figureCitation>
|
||
B).
|
||
</paragraph>
|
||
<paragraph id="8BF19F71E10FFF8CFF3BB26BFE464DC6" blockId="11.[151,1437,151,1328]" box="[199,414,871,896]" pageId="11" pageNumber="202">Female: Unknown.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C354CCFAE10FFF8CFF3BB280FC184A3B" pageId="11" pageNumber="202" type="diagnosis">
|
||
<paragraph id="8BF19F71E10FFF8CFF3BB280FC184A3B" blockId="11.[151,1437,151,1328]" pageId="11" pageNumber="202">
|
||
<emphasis id="B93A4363E10FFF8CFF3BB280FE144DE3" bold="true" box="[199,460,908,933]" pageId="11" pageNumber="202">Differential diagnosis</emphasis>
|
||
. A member of the
|
||
<emphasis id="B93A4363E10FFF8CFD41B281FCE84DE2" box="[701,816,909,932]" italics="true" pageId="11" pageNumber="202">truncatum</emphasis>
|
||
group
|
||
<emphasis id="B93A4363E10FFF8CFC70B281FC124DE2" box="[908,970,909,932]" italics="true" pageId="11" pageNumber="202">sensu</emphasis>
|
||
<bibRefCitation id="EFDFE280E10FFF8CFC2BB280FAB54DE2" author="Perkins" box="[983,1389,908,933]" pageId="11" pageNumber="202" refString="Perkins, P. D. & Balfour-Browne, J. (1994). A contribution to the taxonomy of aquatic and humicolous beetles of the family Hydraenidae in southern Africa. Fieldiana Zoology, 77, 1 - 159." type="journal article" year="1994">Perkins & Balfour-Browne (1994)</bibRefCitation>
|
||
.
|
||
<emphasis id="B93A4363E10FFF8CFA81B281FED74D8E" italics="true" pageId="11" pageNumber="202">
|
||
M.
|
||
<taxonomicName id="4C4EE4F2E10FFF8CFF6BB2BDFED74D8E" box="[151,271,945,968]" class="Insecta" family="Hydraenidae" genus="Mesoceration" kingdom="Animalia" order="Coleoptera" pageId="11" pageNumber="202" phylum="Arthropoda" rank="species" species="castaneum" status="sp. nov.">castaneum</taxonomicName>
|
||
</emphasis>
|
||
<emphasis id="B93A4363E10FFF8CFEEBB2A3FEAA4D8E" bold="true" box="[279,370,943,968]" pageId="11" pageNumber="202">
|
||
<taxonomicNameLabel id="A209FE18E10FFF8CFEEBB2A3FEAA4D8E" box="[279,370,943,968]" pageId="11" pageNumber="202" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
would key to
|
||
<emphasis id="B93A4363E10FFF8CFDE4B2BDFDEE4D8E" box="[536,566,945,968]" italics="true" pageId="11" pageNumber="202">M.</emphasis>
|
||
<taxonomicName id="4C4EE4F2E10FFF8CFDC2B2BCFBF24D8E" authority="Perkins & Balfour-Browne, 1994" authorityName="Perkins & Balfour-Browne" authorityYear="1994" box="[574,1066,943,968]" class="Insecta" family="Hydraenidae" genus="Mesoceration" kingdom="Animalia" order="Coleoptera" pageId="11" pageNumber="202" phylum="Arthropoda" rank="species" species="rufescens">
|
||
<emphasis id="B93A4363E10FFF8CFDC2B2BCFD704D8E" box="[574,680,944,968]" italics="true" pageId="11" pageNumber="202">rufescens</emphasis>
|
||
<bibRefCitation id="EFDFE280E10FFF8CFD4DB2A3FBF24D8E" author="Perkins" box="[689,1066,943,968]" pageId="11" pageNumber="202" refString="Perkins, P. D. & Balfour-Browne, J. (1994). A contribution to the taxonomy of aquatic and humicolous beetles of the family Hydraenidae in southern Africa. Fieldiana Zoology, 77, 1 - 159." type="journal article" year="1994">
|
||
Perkins & Balfour-Browne,
|
||
<quantity id="4CB63294E10FFF8CFC0EB2BCFBF24D8E" box="[1010,1066,944,968]" metricMagnitude="1" metricUnit="m" metricValue="5.06476" pageId="11" pageNumber="202" unit="in" value="1994.0">1994</quantity>
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
in this work, on the basis of the chestnut colour of the pronotum and elytra. The new species differs from this species in the relatively broad, flat habitus, the weakly microreticulate pronotal reliefs and the aedeagus, which is most similar in appearance to the broadly sympatric
|
||
<emphasis id="B93A4363E10FFF8CFE8EB511FE484A72" box="[370,400,1053,1076]" italics="true" pageId="11" pageNumber="202">M.</emphasis>
|
||
<taxonomicName id="4C4EE4F2E10FFF8CFE67B510FD654A72" authority="Perkins, 2008" authorityName="Perkins" authorityYear="2008" box="[411,701,1052,1077]" class="Insecta" family="Hydraenidae" genus="Mesoceration" kingdom="Animalia" order="Coleoptera" pageId="11" pageNumber="202" phylum="Arthropoda" rank="species" species="umbrosum">
|
||
<emphasis id="B93A4363E10FFF8CFE67B510FDC84A72" box="[411,528,1052,1076]" italics="true" pageId="11" pageNumber="202">umbrosum</emphasis>
|
||
<bibRefCitation id="EFDFE280E10FFF8CFDE0B510FD654A72" author="Perkins" box="[540,701,1052,1077]" pageId="11" pageNumber="202" refString="Perkins, P. D. (2008) New species and new collection records of Prosthetopine water beetles from southern Africa (Coleoptera: Hydraenidae). Zootaxa, 1864, 1 - 124." type="journal article" year="2008">Perkins, 2008</bibRefCitation>
|
||
</taxonomicName>
|
||
.
|
||
<emphasis id="B93A4363E10FFF8CFD30B511FCB64A72" box="[716,878,1053,1076]" italics="true" pageId="11" pageNumber="202">
|
||
M.
|
||
<taxonomicName id="4C4EE4F2E10FFF8CFD0AB511FCB64A72" box="[758,878,1053,1076]" class="Insecta" family="Hydraenidae" genus="Mesoceration" kingdom="Animalia" order="Coleoptera" pageId="11" pageNumber="202" phylum="Arthropoda" rank="species" species="castaneum" status="sp. nov.">castaneum</taxonomicName>
|
||
</emphasis>
|
||
<emphasis id="B93A4363E10FFF8CFC85B510FC0F4A73" bold="true" box="[889,983,1052,1077]" pageId="11" pageNumber="202">
|
||
<taxonomicNameLabel id="A209FE18E10FFF8CFC85B510FC0F4A73" box="[889,983,1052,1077]" pageId="11" pageNumber="202" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
most closely resembles
|
||
<emphasis id="B93A4363E10FFF8CFB06B511FA444A72" box="[1274,1436,1052,1076]" italics="true" pageId="11" pageNumber="202">M. rugulosum</emphasis>
|
||
Bilton,
|
||
<quantity id="4CB63294E10FFF8CFF11B533FE9D4A1E" box="[237,325,1087,1112]" metricMagnitude="1" metricUnit="m" metricValue="5.1181" pageId="11" pageNumber="202" unit="in" value="2015.0">2015 in</quantity>
|
||
general appearance, but differs from this species in having a much broader habitus, and a more strongly shining upper surface, as well as in the very different aedeagus.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C354CCFAE10FFF8CFF3BB58BFD504B4A" pageId="11" pageNumber="202" type="distribution">
|
||
<paragraph id="8BF19F71E10FFF8CFF3BB58BFD504B4A" blockId="11.[151,1437,151,1328]" pageId="11" pageNumber="202">
|
||
<emphasis id="B93A4363E10FFF8CFF3BB58BFE814AE6" bold="true" box="[199,345,1159,1184]" pageId="11" pageNumber="202">Distribution</emphasis>
|
||
. To date known only from the
|
||
<typeStatus id="54F521D3E10FFF8CFD3DB585FD294AE7" box="[705,753,1161,1185]" pageId="11" pageNumber="202">type</typeStatus>
|
||
locality (Site 13), a pool in a drying stream over sandstone rock close to the Groot Tuin entrance of Oorlogskloof Reserve. Here it occurred with
|
||
<taxonomicName id="4C4EE4F2E10FFF8CFB88B5A0FEF04AAE" authority="Bilton, 2013" authorityName="Bilton" authorityYear="2013" class="Insecta" family="Hydraenidae" genus="Prosthetops" kingdom="Animalia" order="Coleoptera" pageId="11" pageNumber="202" phylum="Arthropoda" rank="species" species="wolfbergensis">
|
||
<emphasis id="B93A4363E10FFF8CFB88B5A0FA444A82" box="[1140,1436,1196,1220]" italics="true" pageId="11" pageNumber="202">Prosthetops wolfbergensis</emphasis>
|
||
<bibRefCitation id="EFDFE280E10FFF8CFF6BB5C3FEF04AAE" author="Bilton" box="[151,296,1231,1256]" pageId="11" pageNumber="202" refString="Bilton, D. T. (2013) Crenitis bicolor sp. n. from the Kamiesberg of South Africa (Coleoptera: Hydrophilidae). Zootaxa, 3626 (4), 589 - 592." type="journal article" year="2013">Bilton, 2013</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C4EE4F2E10FFF8CFEC9B5DCFD284AAE" authority="Perkins, 2008" authorityName="Perkins" authorityYear="2008" box="[309,752,1231,1256]" class="Insecta" family="Hydraenidae" genus="Pterosthetops" kingdom="Animalia" order="Coleoptera" pageId="11" pageNumber="202" phylum="Arthropoda" rank="species" species="hawequas">
|
||
<emphasis id="B93A4363E10FFF8CFEC9B5DCFD904AAE" box="[309,584,1232,1256]" italics="true" pageId="11" pageNumber="202">Pterosthetops hawequas</emphasis>
|
||
<bibRefCitation id="EFDFE280E10FFF8CFDADB5C3FD284AAE" author="Perkins" box="[593,752,1231,1256]" pageId="11" pageNumber="202" refString="Perkins, P. D. (2008) New species and new collection records of Prosthetopine water beetles from southern Africa (Coleoptera: Hydraenidae). Zootaxa, 1864, 1 - 124." type="journal article" year="2008">Perkins, 2008</bibRefCitation>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C4EE4F2E10FFF8CFD01B5DCFB574AAE" authority="Bilton, 2014" authorityName="Bilton" authorityYear="2014" box="[765,1167,1231,1256]" class="Insecta" family="Hydraenidae" genus="Mesoceration" kingdom="Animalia" order="Coleoptera" pageId="11" pageNumber="202" phylum="Arthropoda" rank="species" species="hantam">
|
||
<emphasis id="B93A4363E10FFF8CFD01B5DCFC2D4AAE" box="[765,1013,1232,1256]" italics="true" pageId="11" pageNumber="202">Mesoceration hantam</emphasis>
|
||
Bilton, 2014
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C4EE4F2E10FFF8CFB60B5DCFEE94B4A" authority="Perkins, 2004" authorityName="Perkins" authorityYear="2004" class="Insecta" family="Hydraenidae" genus="Pneuminion" kingdom="Animalia" order="Coleoptera" pageId="11" pageNumber="202" phylum="Arthropoda" rank="species" species="endroedyi">
|
||
<emphasis id="B93A4363E10FFF8CFB60B5DCFA444AAE" box="[1180,1436,1232,1256]" italics="true" pageId="11" pageNumber="202">Pneuminion endroedyi</emphasis>
|
||
Perkins, 2004
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C4EE4F2E10FFF8CFE9BB5F9FD5C4B4A" authority="Perkins, 1997" authorityName="Perkins" authorityYear="1997" box="[359,644,1268,1293]" class="Insecta" family="Hydraenidae" genus="Pneuminion" kingdom="Animalia" order="Coleoptera" pageId="11" pageNumber="202" phylum="Arthropoda" rank="species" species="velamen">
|
||
<emphasis id="B93A4363E10FFF8CFE9BB5F9FE384B4A" box="[359,480,1268,1292]" italics="true" pageId="11" pageNumber="202">P. velamen</emphasis>
|
||
Perkins, 1997
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C354CCFAE10FFF8CFF3BB41BFBA94B76" box="[199,1137,1303,1328]" pageId="11" pageNumber="202" type="etymology">
|
||
<paragraph id="8BF19F71E10FFF8CFF3BB41BFBA94B76" blockId="11.[151,1437,151,1328]" box="[199,1137,1303,1328]" pageId="11" pageNumber="202">
|
||
<emphasis id="B93A4363E10FFF8CFF3BB41BFE9E4B76" bold="true" box="[199,326,1303,1328]" pageId="11" pageNumber="202">Etymology</emphasis>
|
||
. Named in reference to the glossy chestnut brown colour of the dorsum.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |