329 lines
36 KiB
XML
329 lines
36 KiB
XML
<document id="AB66CEDA539D5352DB3877ACB850FD81" ID-DOI="10.5281/zenodo.174462" ID-GBIF-Dataset="124a381a-bbc6-4015-a46d-f686eefbb75d" ID-ISSN="1175-5326" ID-Zenodo-Dep="174462" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459782718962" checkinUser="plazi" docAuthor="Peart, Rachael A." docDate="2006" docId="7F1C87DC290BFFC4701906DFFC13FACC" docLanguage="en" docName="zt01344p022.pdf" docOrigin="Zootaxa 1344" docStyle="DocumentStyle:FA7E419B012A62B0FC3AC15A186C3DAF.3:Zootaxa.2001-2006.journal_article" docStyleId="FA7E419B012A62B0FC3AC15A186C3DAF" docStyleName="Zootaxa.2001-2006.journal_article" docStyleVersion="3" docTitle="Pseudopleonexes nexis Peart, 2006, sp. nov." docType="treatment" docVersion="10" lastPageNumber="20" masterDocId="8325FFA42904FFD771110059FFDDFFB6" masterDocTitle="A revision of Pseudopleonexes Conlan, 1982 (Crustacea: Amphipoda: Ampithoidae) with description of three new species from Australia" masterLastPageNumber="22" masterPageNumber="1" pageNumber="16" updateTime="1698217991910" updateUser="plazi">
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<mods:mods id="35D3325CCB739351A6477B2CE7166656" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="BD63EBA4CC331BAB46B808917483ECAD">
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<mods:title id="E9BCD540DA7DC92F2438CC4D063708A0">A revision of Pseudopleonexes Conlan, 1982 (Crustacea: Amphipoda: Ampithoidae) with description of three new species from Australia</mods:title>
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</mods:titleInfo>
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<mods:name id="A091DCDF45385CF44841642191306DBA" type="personal">
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<mods:role id="B2EFAE44CA015D2341FDFC83F9205ACA">
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<mods:roleTerm id="783B06CF7ADBD298E3545C57BC831F8F">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="4138561687EF7CEACD2CB65D550729F7">Peart, Rachael A.</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="BEAAC80243A7E8BDC60D54159B03A2F0">text</mods:typeOfResource>
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<mods:titleInfo id="336B7F81FADF022764E5F189BC2FBDC3">
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<mods:title id="6CBE2D9DB61DA5F0D7B918C08F852720">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="2466B73A73C74606CA8575153353207D">
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<mods:date id="57950BB9FFA43B3616F19985465FBFE8">2006</mods:date>
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<mods:detail id="6ECF0BB99AE9B6A748B3DDBE498A9EB6" type="volume">
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<mods:number id="CBCF1B1CA5E56201005BF783680AA0AC">1344</mods:number>
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</mods:detail>
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<mods:extent id="D4E1AA222A4B9200774E441DFDFDEBD6" unit="page">
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<mods:start id="1C85347DF180437497771BB695796936">1</mods:start>
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<mods:end id="85787D6715953D302E5F14D6494E2CF3">22</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:classification id="6C7BE00966D8DB7840AEF2815C12B2A4">journal article</mods:classification>
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<mods:identifier id="F27763CE932F3BD46842138F593BF0CD" type="DOI">10.5281/zenodo.174462</mods:identifier>
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<mods:identifier id="7AD0E46CB78DBA6A74689E4A454EE4D7" type="GBIF-Dataset">124a381a-bbc6-4015-a46d-f686eefbb75d</mods:identifier>
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<mods:identifier id="530605B6E755F44638DD4F6F39755EE9" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="4202DB934064CC2895A8C81646048387" type="Zenodo-Dep">174462</mods:identifier>
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</mods:mods>
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<treatment id="7F1C87DC290BFFC4701906DFFC13FACC" ID-DOI="http://doi.org/10.5281/zenodo.5239965" ID-GBIF-Taxon="119348409" ID-Zenodo-Dep="5239965" LSID="urn:lsid:plazi:treatment:7F1C87DC290BFFC4701906DFFC13FACC" httpUri="http://treatment.plazi.org/id/7F1C87DC290BFFC4701906DFFC13FACC" lastPageId="19" lastPageNumber="20" pageId="15" pageNumber="16">
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<subSubSection id="BFAF6541290BFFD8701906DFFE7BF975" pageId="15" pageNumber="16" type="nomenclature">
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||
<paragraph id="F70A36CA290BFFD8701906DFFD5FF916" blockId="15.[264,642,1670,1731]" box="[264,642,1670,1696]" pageId="15" pageNumber="16">
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<heading id="AC4281A6290BFFD8701906DFFD5FF916" bold="true" box="[264,642,1670,1696]" fontSize="11" level="1" pageId="15" pageNumber="16" reason="1">
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||
<emphasis id="C5C1EAD8290BFFD8701906DFFD5FF916" bold="true" box="[264,642,1670,1696]" pageId="15" pageNumber="16">
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<taxonomicName id="30B54D49290BFFD8701906DFFDC3F916" ID-CoL="4P877" box="[264,542,1670,1696]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="16" phylum="Arthropoda" rank="species" species="nexis" status="sp. nov.">
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<emphasis id="C5C1EAD8290BFFD8701906DFFDC3F916" bold="true" box="[264,542,1670,1696]" italics="true" pageId="15" pageNumber="16">Pseudopleonexes nexis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="DEF257A3290BFFD8733406DFFD5FF916" box="[549,642,1670,1696]" pageId="15" pageNumber="16" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="F70A36CA290BFFD8701906F0FE7BF975" blockId="15.[264,642,1670,1731]" box="[264,422,1705,1731]" pageId="15" pageNumber="16">
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(
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<figureCitation id="6F8E2A4F290BFFD8700006F0FE40F975" box="[273,413,1705,1731]" captionStart-0="FIGURE 10" captionStart-1="FIGURE 11" captionStart-2="FIGURE 12" captionStartId-0="17.[264,367,1447,1471]" captionStartId-1="18.[264,367,1846,1870]" captionStartId-2="19.[264,367,712,736]" captionTargetBox-0="[305,1260,324,1403]" captionTargetBox-1="[314,1287,682,1815]" captionTargetBox-2="[336,1265,317,700]" captionTargetId-0="figure@17.[268,1318,306,1430]" captionTargetId-1="figure@18.[289,1297,678,1840]" captionTargetId-2="figure@19.[268,1318,308,705]" captionTargetPageId-0="17" captionTargetPageId-1="18" captionTargetPageId-2="19" captionText-0="FIGURE 10. Pseudopleonexes nexis sp. nov., holotype, female, AM P 51281, 8.0 mm. Paratype, male, AM P 51279, 7.0 mm. Cape Banks, New South Wales, Australia." captionText-1="FIGURE 11. Pseudopleonexes nexis sp. nov., holotype, female, AM P 51281, 8.0 mm. Paratype, male, AM P 51279, 7.0 mm. Cape Banks, New South Wales, Australia. Scales represent 0.2 mm." captionText-2="FIGURE 12. Pseudopleonexes nexis sp. nov. holotype, female, AM P 51281, 8.0 mm. Paratype, male, AM P 51279, 7.0 mm. Cape Banks, New South Wales, Australia. Scales represent 0.5 mm." httpUri-0="https://zenodo.org/record/174472/files/figure.png" httpUri-1="https://zenodo.org/record/174473/files/figure.png" httpUri-2="https://zenodo.org/record/174474/files/figure.png" pageId="15" pageNumber="16">Figs. 10–12</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="BFAF6541290BFFC7701906A1FBDFFE60" lastPageId="16" lastPageNumber="17" pageId="15" pageNumber="16" type="materials_examined">
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<paragraph id="F70A36CA290BFFC7701906A1FBDFFE60" blockId="15.[264,1322,1784,1891]" lastBlockId="16.[264,1323,284,1870]" lastPageId="16" lastPageNumber="17" pageId="15" pageNumber="16">
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<emphasis id="C5C1EAD8290BFFD8701906A1FE1DF8A4" bold="true" box="[264,448,1784,1810]" pageId="15" pageNumber="16">
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<typeStatus id="280E8868290BFFD8701906A1FE9EF8A4" box="[264,323,1784,1810]" pageId="15" pageNumber="16">Type</typeStatus>
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material.
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</emphasis>
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<typeStatus id="280E8868290BFFD870DE06A0FD9CF8A5" box="[463,577,1785,1811]" pageId="15" pageNumber="16" type="holotype">Holotype</typeStatus>
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: ovigerous female, 8.0 mm, AM P51281, Cape Banks, New South
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<collectingCountry id="8FA2765A290BFFD870440778FE42F88D" box="[341,415,1825,1851]" name="United Kingdom" pageId="15" pageNumber="16">Wales</collectingCountry>
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,
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<collectingCountry id="8FA2765A290BFFD870BD0778FDC6F88D" box="[428,539,1825,1851]" name="Australia" pageId="15" pageNumber="16">Australia</collectingCountry>
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,
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<geoCoordinate id="9281500D290BFFD873390778FD55F88D" box="[552,648,1825,1851]" direction="south" orientation="latitude" pageId="15" pageNumber="16" precision="925" value="-34.0">34°00’S</geoCoordinate>
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<geoCoordinate id="9281500D290BFFD873800778FCD9F88D" box="[657,772,1825,1851]" direction="east" orientation="longitude" pageId="15" pageNumber="16" precision="925" value="151.23334">151°14’E</geoCoordinate>
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,
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<date id="830B100A290BFFD872030778FC2AF88D" box="[786,1015,1825,1851]" pageId="15" pageNumber="16" value="1993-12-21">21 December 1993</date>
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, 5 m, in
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<taxonomicName id="30B54D49290BFFD875720778FAF7F88C" box="[1123,1322,1825,1850]" class="Phaeophyceae" family="Lessoniaceae" genus="Ecklonia" higherTaxonomySource="GBIF" kingdom="Chromista" order="Laminariales" pageId="15" pageNumber="16" phylum="Ochrophyta" rank="species" species="radiata">
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<emphasis id="C5C1EAD8290BFFD875720778FAF7F88C" box="[1123,1322,1825,1850]" italics="true" pageId="15" pageNumber="16">Ecklonia radiata</emphasis>
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</taxonomicName>
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canopies, N. Gallahar.
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<typeStatus id="280E8868290BFFD8730C0710FD4EF8D5" box="[541,659,1865,1891]" pageId="15" pageNumber="16" type="paratype">Paratypes</typeStatus>
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: male, 7.0 mm, AM P51279, Cape Banks, New South
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<collectingCountry id="8FA2765A2914FFC770190145FE8FFE80" box="[264,338,284,310]" name="United Kingdom" pageId="16" pageNumber="17">Wales</collectingCountry>
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,
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<collectingCountry id="8FA2765A2914FFC7704F0145FE11FE80" box="[350,460,284,310]" name="Australia" pageId="16" pageNumber="17">Australia</collectingCountry>
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,
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<geoCoordinate id="9281500D2914FFC770C80145FDE4FE80" box="[473,569,284,310]" direction="south" orientation="latitude" pageId="16" pageNumber="17" precision="925" value="-34.0">34°00’S</geoCoordinate>
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<geoCoordinate id="9281500D2914FFC773500145FD69FE80" box="[577,692,284,310]" direction="east" orientation="longitude" pageId="16" pageNumber="17" precision="925" value="151.23334">151°14’E</geoCoordinate>
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,
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<date id="830B100A2914FFC773D00145FC5BFE80" box="[705,902,284,310]" pageId="16" pageNumber="17" value="1996-01-20">20 January 1996</date>
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, 5 m, in
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<taxonomicName id="30B54D492914FFC772FF0145FB69FE83" box="[1006,1204,284,309]" class="Phaeophyceae" family="Lessoniaceae" genus="Ecklonia" higherTaxonomySource="GBIF" kingdom="Chromista" order="Laminariales" pageId="16" pageNumber="17" phylum="Ochrophyta" rank="species" species="radiata">
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<emphasis id="C5C1EAD82914FFC772FF0145FB69FE83" box="[1006,1204,284,309]" italics="true" pageId="16" pageNumber="17">Ecklonia radiata</emphasis>
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</taxonomicName>
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canopies, N. Gallahar; male, 7.0 mm, AM P51280, Cape Banks, New South
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<collectingCountry id="8FA2765A2914FFC7754D011DFB7BFEE8" box="[1116,1190,324,350]" name="United Kingdom" pageId="16" pageNumber="17">Wales</collectingCountry>
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,
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<collectingCountry id="8FA2765A2914FFC775A9011DFAFBFEE8" box="[1208,1318,324,350]" name="Australia" pageId="16" pageNumber="17">Australia</collectingCountry>
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,
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<geoCoordinate id="9281500D2914FFC770190135FEB4FE30" box="[264,361,364,390]" direction="south" orientation="latitude" pageId="16" pageNumber="17" precision="925" value="-34.0">34°00’S</geoCoordinate>
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<geoCoordinate id="9281500D2914FFC770640135FE3AFE30" box="[373,487,364,390]" direction="east" orientation="longitude" pageId="16" pageNumber="17" precision="925" value="151.23334">151°14’E</geoCoordinate>
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,
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<date id="830B100A2914FFC770E80135FD15FE30" box="[505,712,364,390]" pageId="16" pageNumber="17" value="1996-01-20">20 January 1996</date>
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, 5 m, in
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<taxonomicName id="30B54D492914FFC772520135FBD0FE33" box="[835,1037,364,389]" class="Phaeophyceae" family="Lessoniaceae" genus="Ecklonia" higherTaxonomySource="GBIF" kingdom="Chromista" order="Laminariales" pageId="16" pageNumber="17" phylum="Ochrophyta" rank="species" species="radiata">
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<emphasis id="C5C1EAD82914FFC772520135FBD0FE33" box="[835,1037,364,389]" italics="true" pageId="16" pageNumber="17">Ecklonia radiata</emphasis>
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</taxonomicName>
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canopies, N. Gallahar; numerous males and females,
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<quantity id="304D9B2F2914FFC7736F01CDFD35FE18" box="[638,744,404,430]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" metricValueMax="8.0" metricValueMin="6.0" pageId="16" pageNumber="17" unit="mm" value="7.0" valueMax="8.0" valueMin="6.0">6–8 mm</quantity>
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, AM P45462, Cape Banks, New South
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<collectingCountry id="8FA2765A2914FFC775CD01CDFAFBFE18" box="[1244,1318,404,430]" name="United Kingdom" pageId="16" pageNumber="17">Wales</collectingCountry>
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,
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<collectingCountry id="8FA2765A2914FFC7701901E5FEABFE60" box="[264,374,444,470]" name="Australia" pageId="16" pageNumber="17">Australia</collectingCountry>
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,
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<geoCoordinate id="9281500D2914FFC7709301E5FE3FFE60" box="[386,482,444,470]" direction="south" orientation="latitude" pageId="16" pageNumber="17" precision="925" value="-34.0">34°00’S</geoCoordinate>
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<geoCoordinate id="9281500D2914FFC770F801E5FD81FE60" box="[489,604,444,470]" direction="east" orientation="longitude" pageId="16" pageNumber="17" precision="925" value="151.23334">151°14’E</geoCoordinate>
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,
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<date id="830B100A2914FFC7737801E5FCF6FE60" box="[617,811,444,470]" pageId="16" pageNumber="17" value="1994-01-11">11 January 1994</date>
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, 6 m, N. Gallahar.
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</paragraph>
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</subSubSection>
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<subSubSection id="BFAF65412914FFC7702901BAFB99FCD0" pageId="16" pageNumber="17" type="diagnosis">
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<paragraph id="F70A36CA2914FFC7702901BAFB99FCD0" blockId="16.[264,1323,284,1870]" pageId="16" pageNumber="17">
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<emphasis id="C5C1EAD82914FFC7702901BAFE6AFE4B" bold="true" box="[312,439,483,509]" pageId="16" pageNumber="17">Diagnosis.</emphasis>
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Antenna 1 longer than antenna
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<quantity id="304D9B2F2914FFC7725301BDFCAEFE48" box="[834,883,484,510]" metricMagnitude="-2" metricUnit="m" metricValue="5.08" pageId="16" pageNumber="17" unit="in" value="2.0">2 in</quantity>
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males. Antenna 2 slender, peduncle similar to antenna 1, not densely setose on ventral margin. Maxilla 1 palp with 2 articles. Gnathopod 1 carpus subequal in length to the propodus, carpal lobe rounded, propodus narrow, palm transverse, entire, without midmedial tooth, without posterodistal tooth defining palm; dactylus overreaching palm. Gnathopod 2 with long dense, plumose setae on margins; carpus longer than merus, shorter than propodus; propodus broad, ovoid, not produced into an anterodistally setose lobe; palm acute, entire, without midmedial tooth, with small subacute posterodistal tooth defining palm; dactylus subequal in length to palm. Pereopod 5 merus ovoid, distal articles broad. Pereopod 6 distal articles slender. Pereopod 7 distal articles slender. Uropod 3 peduncle without distal robust setae.
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</paragraph>
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</subSubSection>
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<subSubSection id="BFAF65412914FFC57029032DFCBEFDC0" lastPageId="18" lastPageNumber="19" pageId="16" pageNumber="17" type="description">
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<paragraph id="F70A36CA2914FFC77029032DFC95FAF0" blockId="16.[264,1323,284,1870]" pageId="16" pageNumber="17">
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<emphasis id="C5C1EAD82914FFC77029032DFE0DFC38" bold="true" box="[312,464,884,910]" pageId="16" pageNumber="17">Description.</emphasis>
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Based on
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<typeStatus id="280E88682914FFC77342032DFD67FC38" box="[595,698,884,910]" pageId="16" pageNumber="17" type="holotype">holotype</typeStatus>
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female, 8.0 mm, AM P51281.
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<emphasis id="C5C1EAD82914FFC77527032DFBABFC3B" box="[1078,1142,884,909]" italics="true" pageId="16" pageNumber="17">Head</emphasis>
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.
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<emphasis id="C5C1EAD82914FFC77596032DFEA9FC03" italics="true" pageId="16" pageNumber="17">Epistome and upper lip</emphasis>
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directed posteriorly at more than 45 degrees.
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<emphasis id="C5C1EAD82914FFC7728803C5FBCFFC03" box="[921,1042,924,949]" italics="true" pageId="16" pageNumber="17">Antenna 1</emphasis>
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shorter than antenna 2; peduncular article 1 longer than article 2 (1.4 x), article 2 longer than article 3 (2.6 x), article 3 shorter than article 1 (0.3 x); accessory flagellum absent.
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<emphasis id="C5C1EAD82914FFC7755603B5FB19FBB3" box="[1095,1220,1004,1029]" italics="true" pageId="16" pageNumber="17">Antenna 2</emphasis>
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slender, similar to antenna 1; not densely setose on ventral margin; peduncular article 4 subequal in length to article 5; flagellum with 14 articles.
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<emphasis id="C5C1EAD82914FFC772370465FC4AFBE3" box="[806,919,1084,1109]" italics="true" pageId="16" pageNumber="17">Mandible</emphasis>
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molar well developed, triturating; palp with three articles, slender, long, apically setose; article 1 shorter than article 2 (0.8 x), article 2 longer than article 3 (1.2 x), article 3 subequal in length to article 1 (
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<date id="830B100A2914FFC775E204D5FAC1FB10" box="[1267,1308,1164,1190]" pageId="16" pageNumber="17">1 x</date>
|
||
).
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<emphasis id="C5C1EAD82914FFC7701904EDFEA0FB7B" box="[264,381,1204,1229]" italics="true" pageId="16" pageNumber="17">Upper lip</emphasis>
|
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distally setose, lateral margins each with a midlateral notch.
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<emphasis id="C5C1EAD82914FFC7757F04EDFB3EFB7B" box="[1134,1251,1204,1229]" italics="true" pageId="16" pageNumber="17">Lower lip</emphasis>
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outer plate notched, with medial and lateral lobes equal in size; mandibular lobe with curved margins, subacute apically.
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<emphasis id="C5C1EAD82914FFC77371055DFD04FAAB" box="[608,729,1284,1309]" italics="true" pageId="16" pageNumber="17">Maxilla 1</emphasis>
|
||
palp with 2 articles, with apical slender setae.
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<emphasis id="C5C1EAD82914FFC770190575FEA4FAF3" box="[264,377,1324,1349]" italics="true" pageId="16" pageNumber="17">Maxilla 2</emphasis>
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inner plate narrow, outer plate broader.
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</paragraph>
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<paragraph id="F70A36CA2914FFC77029050DFD11F8F8" blockId="16.[264,1323,284,1870]" pageId="16" pageNumber="17">
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<emphasis id="C5C1EAD82914FFC77029050DFE53FAD8" bold="true" box="[312,398,1364,1390]" italics="true" pageId="16" pageNumber="17">Pereon</emphasis>
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.
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<emphasis id="C5C1EAD82914FFC7708D050DFDEAFADB" box="[412,567,1364,1389]" italics="true" pageId="16" pageNumber="17">Gnathopod 1</emphasis>
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smaller than gnathopod 2, without densely setose margins; coxa smaller than gnathopod 2 coxa; coxa without setal fringe, not produced anteroventrally; carpus posterior margin not lobate, rounded, shorter than propodus (0.9 x); propodus narrow (length 2.1 x width); palm transverse, entire, without midmedial tooth, without posterodistal tooth defining palm; dactylus overreaching palm.
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<emphasis id="C5C1EAD82914FFC7753005ADFB1EF9BB" box="[1057,1219,1524,1549]" italics="true" pageId="16" pageNumber="17">Gnathopod 2</emphasis>
|
||
without densely setose margins; coxa without setal fringe; carpus shorter than propodus (0.7 x); propodus broad (length 1.2 x width), not produced into an anterodistally setose lobe; palm acute, entire, without midmedial tooth, with small subacute posterodistal tooth defining palm; dactylus overreaching palm.
|
||
<emphasis id="C5C1EAD82914FFC773C806CDFCB0F91B" box="[729,877,1684,1709]" italics="true" pageId="16" pageNumber="17">Pereopod 3</emphasis>
|
||
basis expanded; merus anteriorly expanded.
|
||
<emphasis id="C5C1EAD82914FFC7709A06E5FDCBF963" box="[395,534,1724,1749]" italics="true" pageId="16" pageNumber="17">Pereopod 4</emphasis>
|
||
basis and merus similar in shape to pereopod 3.
|
||
<emphasis id="C5C1EAD82914FFC7756606E5FAF7F963" box="[1143,1322,1724,1749]" italics="true" pageId="16" pageNumber="17">Pereopods 5–7</emphasis>
|
||
strongly prehensile.
|
||
<emphasis id="C5C1EAD82914FFC770EA06BDFD58F94B" box="[507,645,1764,1789]" italics="true" pageId="16" pageNumber="17">Pereopod 5</emphasis>
|
||
broad, propodus strongly expanded distally.
|
||
<emphasis id="C5C1EAD82914FFC775B006BDFAF6F94B" box="[1185,1323,1764,1789]" italics="true" pageId="16" pageNumber="17">Pereopod 6</emphasis>
|
||
slender; basis posterior margin rounded proximally, straight distally; propodus strongly expanded distally.
|
||
<emphasis id="C5C1EAD82914FFC770F2076DFDB7F8FB" box="[483,618,1844,1869]" italics="true" pageId="16" pageNumber="17">Pereopod 7</emphasis>
|
||
slender.
|
||
</paragraph>
|
||
<caption id="A3CA66422915FFC6701905FEFC26FA57" httpUri="https://zenodo.org/record/174472/files/figure.png" pageId="17" pageNumber="18" targetBox="[305,1260,324,1403]" targetPageId="17">
|
||
<paragraph id="F70A36CA2915FFC6701905FEFC26FA57" blockId="17.[264,1323,1447,1505]" pageId="17" pageNumber="18">
|
||
<emphasis id="C5C1EAD82915FFC6701905FEFE44FA09" bold="true" box="[264,409,1447,1471]" pageId="17" pageNumber="18">FIGURE 10.</emphasis>
|
||
<taxonomicName id="30B54D492915FFC670B205FEFD47FA08" box="[419,666,1447,1470]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="17" pageNumber="18" phylum="Arthropoda" rank="species" species="nexis" status="sp. nov.">
|
||
<emphasis id="C5C1EAD82915FFC670B205FEFD47FA08" box="[419,666,1447,1470]" italics="true" pageId="17" pageNumber="18">Pseudopleonexes nexis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="C5C1EAD82915FFC673B205FEFD27FA09" bold="true" box="[675,762,1447,1471]" pageId="17" pageNumber="18">
|
||
<taxonomicNameLabel id="DEF257A32915FFC673B205FEFD27FA09" box="[675,762,1447,1471]" pageId="17" pageNumber="18" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, holotype, female, AM P51281, 8.0 mm. Paratype, male, AM P51279, 7.0 mm. Cape Banks, New South Wales, Australia.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="F70A36CA2915FFC67029064DFB08F940" blockId="17.[264,1323,1556,1902]" pageId="17" pageNumber="18">
|
||
<emphasis id="C5C1EAD82915FFC67029064DFEA3F998" bold="true" box="[312,382,1556,1582]" italics="true" pageId="17" pageNumber="18">Pleon</emphasis>
|
||
.
|
||
<emphasis id="C5C1EAD82915FFC67087064CFDF7F998" box="[406,554,1557,1582]" italics="true" pageId="17" pageNumber="18">Epimeron 3</emphasis>
|
||
posteroventral corner broadly rounded.
|
||
<emphasis id="C5C1EAD82915FFC67524064CFB72F998" box="[1077,1199,1557,1582]" italics="true" pageId="17" pageNumber="18">Uropod 1</emphasis>
|
||
peduncle reaching to the middle of the peduncle of uropod 2 (
|
||
<emphasis id="C5C1EAD82915FFC672890664FC39F9E0" box="[920,996,1597,1622]" italics="true" pageId="17" pageNumber="18">in situ</emphasis>
|
||
); rami subequal in length.
|
||
<emphasis id="C5C1EAD82915FFC67019063CFEA6F9C8" box="[264,379,1637,1662]" italics="true" pageId="17" pageNumber="18">Uropod 2</emphasis>
|
||
peduncle with broad, rounded laterodistal projection; rami subequal in length.
|
||
<emphasis id="C5C1EAD82915FFC6701906D4FEA5F910" box="[264,376,1677,1702]" italics="true" pageId="17" pageNumber="18">Uropod 3</emphasis>
|
||
peduncle longer than broad (1.5 x), peduncle long (
|
||
<date id="830B100A2915FFC672C406D5FC24F910" box="[981,1017,1676,1702]" pageId="17" pageNumber="18">4 x</date>
|
||
rami length); outer ramus subequal in length to inner ramus, with two large recurved robust setae, with a lateral patch of denticles.
|
||
<emphasis id="C5C1EAD82915FFC670F40684FDECF940" box="[485,561,1757,1782]" italics="true" pageId="17" pageNumber="18">Telson</emphasis>
|
||
distally truncate; apical cusps expanded into large hooks.
|
||
</paragraph>
|
||
<paragraph id="F70A36CA2915FFC57029075DFCBEFDC0" blockId="17.[264,1323,1556,1902]" lastBlockId="18.[264,1323,284,630]" lastPageId="18" lastPageNumber="19" pageId="17" pageNumber="18">
|
||
<emphasis id="C5C1EAD82915FFC67029075DFEAAF8A8" bold="true" box="[312,375,1796,1822]" pageId="17" pageNumber="18">Male</emphasis>
|
||
(sexually dimorphic characters). Based on
|
||
<typeStatus id="280E88682915FFC67264075DFC07F8A8" box="[885,986,1796,1822]" pageId="17" pageNumber="18" type="paratype">paratype</typeStatus>
|
||
male, 7.0 mm, AM P51279.
|
||
<emphasis id="C5C1EAD82915FFC670190774FEA2F8F0" box="[264,383,1837,1862]" italics="true" pageId="17" pageNumber="18">Antenna 1</emphasis>
|
||
longer than antenna 2; peduncular article 1 longer than article 2 (1.3 x), article 2 longer than article 3 (2.4 x), article 3 shorter than article 1 (0.3 x).
|
||
<emphasis id="C5C1EAD82915FFC67536070CFB7DF8D8" box="[1063,1184,1877,1902]" italics="true" pageId="17" pageNumber="18">Antenna 2</emphasis>
|
||
peduncular article 4 shorter than article 5; flagellum with 14 articles.
|
||
<emphasis id="C5C1EAD82916FFC572F60145FB5AFE83" box="[999,1159,284,309]" italics="true" pageId="18" pageNumber="19">Gnathopod 1</emphasis>
|
||
smaller than gnathopod 2, without densely setose margins; coxa smaller than gnathopod 2 coxa, without setal fringe, not produced anterodistally; carpus posterior margin not lobate, rounded, subequal in length to propodus (
|
||
<date id="830B100A2916FFC573ED01CDFCFEFE18" box="[764,803,404,430]" pageId="18" pageNumber="19">1 x</date>
|
||
); propodus narrow; palm transverse, entire, without midmedial tooth, without defining posterodistal tooth; dactylus overreaching palm.
|
||
<emphasis id="C5C1EAD82916FFC5704201BDFE33FE4B" box="[339,494,484,509]" italics="true" pageId="18" pageNumber="19">Gnathopod 2</emphasis>
|
||
with long dense plumose setae on margins; coxa without setal fringe; carpus shorter than propodus (0.7 x); propodus broad, not produced to form an anterodistal lobe; palm acute, entire, without midmedial tooth, with small subacute posterodistal tooth defining palm; dactylus subequal in length to palm.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="A3CA66422916FFC57019076FFAD1F8C6" httpUri="https://zenodo.org/record/174473/files/figure.png" pageId="18" pageNumber="19" targetBox="[314,1287,682,1815]" targetPageId="18">
|
||
<paragraph id="F70A36CA2916FFC57019076FFAD1F8C6" blockId="18.[264,1323,1846,1904]" pageId="18" pageNumber="19">
|
||
<emphasis id="C5C1EAD82916FFC57019076FFE45F8F8" bold="true" box="[264,408,1846,1870]" pageId="18" pageNumber="19">FIGURE 11.</emphasis>
|
||
<taxonomicName id="30B54D492916FFC570B3076EFD44F8F8" box="[418,665,1847,1870]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="18" pageNumber="19" phylum="Arthropoda" rank="species" species="nexis" status="sp. nov.">
|
||
<emphasis id="C5C1EAD82916FFC570B3076EFD44F8F8" box="[418,665,1847,1870]" italics="true" pageId="18" pageNumber="19">Pseudopleonexes nexis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="DEF257A32916FFC573B3076FFD27F8F8" box="[674,762,1846,1870]" pageId="18" pageNumber="19" rank="species">
|
||
<emphasis id="C5C1EAD82916FFC573B3076FFD27F8F8" bold="true" box="[674,762,1846,1870]" pageId="18" pageNumber="19">sp. nov.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, holotype, female, AM P51281, 8.0 mm. Paratype, male, AM P51279, 7.0 mm. Cape Banks, New South Wales, Australia. Scales represent 0.2 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="A3CA66422917FFC470190291FAD1FCB4" httpUri="https://zenodo.org/record/174474/files/figure.png" pageId="19" pageNumber="20" targetBox="[336,1265,317,700]" targetPageId="19">
|
||
<paragraph id="F70A36CA2917FFC470190291FAD1FCB4" blockId="19.[264,1323,712,770]" pageId="19" pageNumber="20">
|
||
<emphasis id="C5C1EAD82917FFC470190291FE47FD56" bold="true" box="[264,410,712,736]" pageId="19" pageNumber="20">FIGURE 12.</emphasis>
|
||
<taxonomicName id="30B54D492917FFC470B50291FD41FD69" box="[420,668,712,735]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="nexis" status="sp. nov.">
|
||
<emphasis id="C5C1EAD82917FFC470B50291FD41FD69" box="[420,668,712,735]" italics="true" pageId="19" pageNumber="20">Pseudopleonexes nexis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="C5C1EAD82917FFC473B40291FD20FD56" bold="true" box="[677,765,712,736]" pageId="19" pageNumber="20">
|
||
<taxonomicNameLabel id="DEF257A32917FFC473B40291FD20FD56" box="[677,765,712,736]" pageId="19" pageNumber="20" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
holotype, female, AM P51281, 8.0 mm. Paratype, male, AM P51279, 7.0 mm. Cape Banks, New South Wales, Australia. Scales represent 0.5 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="BFAF65412917FFC470290369FC1CFCFC" box="[312,961,816,842]" pageId="19" pageNumber="20" type="etymology">
|
||
<paragraph id="F70A36CA2917FFC470290369FC1CFCFC" blockId="19.[264,1323,816,1402]" box="[312,961,816,842]" pageId="19" pageNumber="20">
|
||
<emphasis id="C5C1EAD82917FFC470290369FE19FCFC" bold="true" box="[312,452,816,842]" pageId="19" pageNumber="20">Etymology.</emphasis>
|
||
Derived from the Greek,
|
||
<taxonomicName id="30B54D492917FFC473E20369FCF2FCFF" box="[755,815,816,841]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="nexis">
|
||
<emphasis id="C5C1EAD82917FFC473E20369FCF2FCFF" box="[755,815,816,841]" italics="true" pageId="19" pageNumber="20">nexis</emphasis>
|
||
</taxonomicName>
|
||
, swimming.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="BFAF65412917FFC470290301FB37FAE4" pageId="19" pageNumber="20" type="discussion">
|
||
<paragraph id="F70A36CA2917FFC470290301FEA5FA9C" blockId="19.[264,1323,816,1402]" pageId="19" pageNumber="20">
|
||
<emphasis id="C5C1EAD82917FFC470290301FE6CFCC4" bold="true" box="[312,433,856,882]" pageId="19" pageNumber="20">Remarks.</emphasis>
|
||
<taxonomicName id="30B54D492917FFC470AD0301FD10FCC7" box="[444,717,856,881]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="nexis" status="sp. nov.">
|
||
<emphasis id="C5C1EAD82917FFC470AD0301FD10FCC7" box="[444,717,856,881]" italics="true" pageId="19" pageNumber="20">Pseudopleonexes nexis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="C5C1EAD82917FFC473C80301FCE7FCC4" bold="true" box="[729,826,856,882]" pageId="19" pageNumber="20">
|
||
<taxonomicNameLabel id="DEF257A32917FFC473C80301FCE7FCC4" box="[729,826,856,882]" pageId="19" pageNumber="20" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
is similar to
|
||
<taxonomicName id="30B54D492917FFC472F50301FBEAFCC7" box="[996,1079,856,881]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="justi">
|
||
<emphasis id="C5C1EAD82917FFC472F50301FBEAFCC7" box="[996,1079,856,881]" italics="true" pageId="19" pageNumber="20">P. justi</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="30B54D492917FFC475690301FADBFCC7" box="[1144,1286,856,881]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="lessoniae">
|
||
<emphasis id="C5C1EAD82917FFC475690301FADBFCC7" box="[1144,1286,856,881]" italics="true" pageId="19" pageNumber="20">P. lessoniae</emphasis>
|
||
</taxonomicName>
|
||
. It differs from
|
||
<taxonomicName id="30B54D492917FFC470B003D9FDF3FC2F" box="[417,558,896,921]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="lessoniae">
|
||
<emphasis id="C5C1EAD82917FFC470B003D9FDF3FC2F" box="[417,558,896,921]" italics="true" pageId="19" pageNumber="20">P. lessoniae</emphasis>
|
||
</taxonomicName>
|
||
in the structure of antenna 2 (
|
||
<taxonomicName id="30B54D492917FFC472B303D9FC23FC2F" box="[930,1022,896,921]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="nexis">
|
||
<emphasis id="C5C1EAD82917FFC472B303D9FC23FC2F" box="[930,1022,896,921]" italics="true" pageId="19" pageNumber="20">P. nexis</emphasis>
|
||
</taxonomicName>
|
||
has a slender antenna 2, whereas
|
||
<taxonomicName id="30B54D492917FFC4706603F1FDD5FC77" box="[375,520,936,961]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="lessoniae">
|
||
<emphasis id="C5C1EAD82917FFC4706603F1FDD5FC77" box="[375,520,936,961]" italics="true" pageId="19" pageNumber="20">P. lessoniae</emphasis>
|
||
</taxonomicName>
|
||
has a robust, expanded antenna 2) and in the structure of the gnathopods. In
|
||
<emphasis id="C5C1EAD82917FFC470D00389FDC5FC5F" box="[449,536,976,1001]" italics="true" pageId="19" pageNumber="20">P. n e x i s</emphasis>
|
||
, gnathopod 1 is sexually dimorphic and the carpus has a rounded posterodistal lobe. In
|
||
<taxonomicName id="30B54D492917FFC4731403A1FD52FBA7" box="[517,655,1016,1041]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="lessoniae">
|
||
<emphasis id="C5C1EAD82917FFC4731403A1FD52FBA7" box="[517,655,1016,1041]" italics="true" pageId="19" pageNumber="20">P. lessoniae</emphasis>
|
||
</taxonomicName>
|
||
, gnathopod 1 is not sexually dimorphic, the carpus is not lobate and the posterodistal margin is straight. Pereopods 5–7 also increase in length in
|
||
<taxonomicName id="30B54D492917FFC474040479FE99FBD7" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="nexis">
|
||
<emphasis id="C5C1EAD82917FFC474040479FE99FBD7" italics="true" pageId="19" pageNumber="20">P. nexis</emphasis>
|
||
</taxonomicName>
|
||
with pereopod 7 the longest.
|
||
<taxonomicName id="30B54D492917FFC4738C0411FC77FBD7" box="[669,938,1096,1121]" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="nexis">
|
||
<emphasis id="C5C1EAD82917FFC4738C0411FC77FBD7" box="[669,938,1096,1121]" italics="true" pageId="19" pageNumber="20">Pseudopleonexes nexis</emphasis>
|
||
</taxonomicName>
|
||
differs from
|
||
<emphasis id="C5C1EAD82917FFC475550411FB53FBD7" box="[1092,1166,1096,1121]" italics="true" pageId="19" pageNumber="20">P. j u s t i</emphasis>
|
||
primarily by the presence of an anterodistally produced setose lobe on the gnathopod 2 propodus on
|
||
<taxonomicName id="30B54D492917FFC474040429FEE7FB07" class="Malacostraca" family="Ampithoidae" genus="Pseudopleonexes" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="20" phylum="Arthropoda" rank="species" species="justi">
|
||
<emphasis id="C5C1EAD82917FFC474040429FEE7FB07" italics="true" pageId="19" pageNumber="20">P. justi</emphasis>
|
||
</taxonomicName>
|
||
which is absent on
|
||
<emphasis id="C5C1EAD82917FFC4733F04C1FD5BFB07" box="[558,646,1176,1201]" italics="true" pageId="19" pageNumber="20">P. n e x i s</emphasis>
|
||
. Other characters distinguishing the two species are the relative lengths of antenna 1 and antenna 2 (antenna 1 longer than antenna
|
||
<quantity id="304D9B2F2917FFC4757F0499FB47FB6C" box="[1134,1178,1216,1242]" metricMagnitude="-2" metricUnit="m" metricValue="5.08" pageId="19" pageNumber="20" unit="in" value="2.0">2 in</quantity>
|
||
<emphasis id="C5C1EAD82917FFC475B00499FB2BFB6F" box="[1185,1270,1216,1241]" italics="true" pageId="19" pageNumber="20">P. n e x i s</emphasis>
|
||
and shorter than antenna
|
||
<quantity id="304D9B2F2917FFC470ED04B1FDF4FAB4" box="[508,553,1256,1282]" metricMagnitude="-2" metricUnit="m" metricValue="5.08" pageId="19" pageNumber="20" unit="in" value="2.0">2 in</quantity>
|
||
<emphasis id="C5C1EAD82917FFC4732004B1FDA0FAB7" box="[561,637,1256,1281]" italics="true" pageId="19" pageNumber="20">P. j u s t i</emphasis>
|
||
) and the absence of a distal robust seta on the peduncle of uropod 3.
|
||
</paragraph>
|
||
<paragraph id="F70A36CA2917FFC470290561FB37FAE4" blockId="19.[264,1323,816,1402]" box="[312,1258,1336,1362]" pageId="19" pageNumber="20">
|
||
<emphasis id="C5C1EAD82917FFC470290561FE42FAE4" bold="true" box="[312,415,1336,1362]" pageId="19" pageNumber="20">Habitat.</emphasis>
|
||
The canopy of the brown macroalga
|
||
<taxonomicName id="30B54D492917FFC472440561FBC6FAE7" box="[853,1051,1336,1361]" class="Phaeophyceae" family="Lessoniaceae" genus="Ecklonia" higherTaxonomySource="GBIF" kingdom="Chromista" order="Laminariales" pageId="19" pageNumber="20" phylum="Ochrophyta" rank="species" species="radiata">
|
||
<emphasis id="C5C1EAD82917FFC472440561FBC6FAE7" box="[853,1051,1336,1361]" italics="true" pageId="19" pageNumber="20">Ecklonia radiata</emphasis>
|
||
</taxonomicName>
|
||
in shallow water.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="BFAF65412917FFC470290539FC13FACC" box="[312,974,1376,1402]" pageId="19" pageNumber="20" type="distribution">
|
||
<paragraph id="F70A36CA2917FFC470290539FC13FACC" blockId="19.[264,1323,816,1402]" box="[312,974,1376,1402]" pageId="19" pageNumber="20">
|
||
<emphasis id="C5C1EAD82917FFC470290539FE05FACC" bold="true" box="[312,472,1376,1402]" pageId="19" pageNumber="20">Distribution.</emphasis>
|
||
Cape Banks, New South
|
||
<collectingCountry id="8FA2765A2917FFC472140539FC92FACC" box="[773,847,1376,1402]" name="United Kingdom" pageId="19" pageNumber="20">Wales</collectingCountry>
|
||
,
|
||
<collectingCountry id="8FA2765A2917FFC4724A0539FC17FACC" box="[859,970,1376,1402]" name="Australia" pageId="19" pageNumber="20">Australia</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |