224 lines
32 KiB
XML
224 lines
32 KiB
XML
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<mods:title id="63961182D951E9FCE7B0DD562D47FAA2">Untold diversity: the astonishing species richness of the Notodelphyidae (Copepoda: Cyclopoida), a family of symbiotic copepods associated with ascidians (Tunicata)</mods:title>
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<mods:namePart id="F6070C68F5D182F16BE989C3663FB978">Kim, Il-Hoi</mods:namePart>
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<mods:affiliation id="B012724F2E6E0C8B19222F059BBA6AA2">Korea Institute of Coastal Ecology, Inc., 802 - ho, 302 - dong, 397 Seokcheon-ro, Ojeong-gu, Bucheon, Gyeonggi-do 14449, Republic of Korea ® ihkim @ gwnu. ac. kr; https: // orcid. org / 0000 - 0002 - 7332 - 0043</mods:affiliation>
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<mods:namePart id="4261770D8AD8DC0C9EB27EE7F98D3AF7">Boxshall, Geoff A.</mods:namePart>
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<mods:affiliation id="91EAF8CBF186E8A9EC6E6B8F3F725F33">Korea Institute of Coastal Ecology, Inc., 802 - ho, 302 - dong, 397 Seokcheon-ro, Ojeong-gu, Bucheon, Gyeonggi-do 14449, Republic of Korea ® ihkim @ gwnu. ac. kr; https: // orcid. org / 0000 - 0002 - 7332 - 0043</mods:affiliation>
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<mods:title id="44B45EE8988CD0C4C3EE91695B7C732A">Megataxa</mods:title>
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<mods:date id="D0C47803BC5B60AA5C08D3B19E1A0218">2020</mods:date>
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<treatment id="03C487CBEEA03BC4FF4DFE54FB83FB02" ID-DOI="http://doi.org/10.5281/zenodo.5699909" ID-GBIF-Taxon="194475051" ID-Zenodo-Dep="5699909" LSID="urn:lsid:plazi:treatment:03C487CBEEA03BC4FF4DFE54FB83FB02" httpUri="http://treatment.plazi.org/id/03C487CBEEA03BC4FF4DFE54FB83FB02" lastPageNumber="498" pageId="497" pageNumber="498">
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<subSubSection id="C3776556EEA03BC4FF4DFE54FDB4FE74" box="[136,625,410,437]" pageId="497" pageNumber="498" type="nomenclature">
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<heading id="D09A81B1EEA03BC4FF4DFE54FDB4FE74" box="[136,625,410,437]" fontSize="11" level="2" pageId="497" pageNumber="498" reason="2">
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<emphasis id="B919EACFEEA03BC4FF4DFE54FDB4FE74" bold="true" box="[136,625,410,437]" pageId="497" pageNumber="498">
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<taxonomicName id="4C6D4D5EEEA03BC4FF4DFE54FE76FE74" authority="Kim & Boxshall, 2020" authorityName="Kim & Boxshall" authorityYear="2020" box="[136,435,410,437]" class="Maxillopoda" family="Notodelphyidae" genus="Pentachaetus" kingdom="Animalia" order="Cyclopoida" pageId="497" pageNumber="498" phylum="Arthropoda" rank="species" species="palauensis" status="gen. et sp. nov.">
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<emphasis id="B919EACFEEA03BC4FF4DFE54FE76FE74" bold="true" box="[136,435,410,437]" italics="true" pageId="497" pageNumber="498">Pentachaetus palauensis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A22A57B4EEA03BC4FE7FFE55FDB4FE74" box="[442,625,411,437]" pageId="497" pageNumber="498" rank="species">gen. et sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<subSubSection id="C3776556EEA03BC4FF4DFE73FEFEFE16" box="[136,315,445,471]" pageId="497" pageNumber="498" type="description">
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<paragraph id="8BD236DDEEA03BC4FF4DFE73FEFEFE16" blockId="497.[136,625,410,471]" box="[136,315,445,471]" pageId="497" pageNumber="498">
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(
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<figureCitation id="13562A58EEA03BC4FF55FE73FF38FE16" box="[144,253,445,471]" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Figs. 330</figureCitation>
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,
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<figureCitation id="13562A58EEA03BC4FECDFE73FEF6FE16" box="[264,307,445,471]" captionStart="FIGURE 331" captionStartId="499.[136,245,1907,1933]" captionTargetBox="[262,1350,202,1851]" captionTargetId="figure-18@499.[209,1378,185,1870]" captionTargetPageId="499" captionText="FIGURE 331. Pentachaetus palauensis gen. et sp. nov., female. A, maxilliped; B, leg 1; C, leg 2; D, leg 3; E, leg 4; F, leg 5. Scale bars: A, 0.1 mm; B–F, 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.4591967" httpUri="https://zenodo.org/record/4591967/files/figure.png" pageId="497" pageNumber="498">331</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C3776556EEA03BC4FF4DFDCFFD47FD43" pageId="497" pageNumber="498" type="materials_examined">
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<paragraph id="8BD236DDEEA03BC4FF4DFDCFFD47FD43" blockId="497.[136,779,513,2070]" pageId="497" pageNumber="498">
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<emphasis id="B919EACFEEA03BC4FF4DFDCFFEF3FDDA" bold="true" box="[136,310,513,539]" pageId="497" pageNumber="498">Typematerial</emphasis>
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.
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<materialsCitation id="3B053C80EEA03BC4FE89FDCFFF1DFDFC" ID-GBIF-Occurrence="3748446424" pageId="497" pageNumber="498" specimenCode="MNHN-IU-2014- 21380" specimenCount="1" specimenCount-female="1" typeStatus="holotype">
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<typeStatus id="54D6887FEEA03BC4FE89FDCFFE71FDDA" box="[332,436,513,539]" pageId="497" pageNumber="498" type="holotype">Holotype</typeStatus>
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(intact
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<specimenCount id="9D6BFD54EEA03BC4FDDDFDCFFDE8FDDA" box="[536,557,513,539]" pageId="497" pageNumber="498" type="female">♀</specimenCount>
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,
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<specimenCode id="DBCB9EA6EEA03BC4FD86FDCFFF15FDFC" pageId="497" pageNumber="498">MNHN-IU-2014- 21380</specimenCode>
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)
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</materialsCitation>
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<typeStatus id="54D6887FEEA03BC4FF2AFDEDFDC8FDFC" box="[239,525,547,573]" pageId="497" pageNumber="498">anddissectedparatype</typeStatus>
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(
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<specimenCount id="9D6BFD54EEA03BC4FDF5FDEDFD86FDFC" box="[560,579,547,573]" pageId="497" pageNumber="498">♀</specimenCount>
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, figured) from
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<taxonomicName id="4C6D4D5EEEA03BC4FF4DFD8BFECAFD9E" box="[136,271,581,607]" class="Ascidiacea" family="Didemnidae" genus="Lissoclinum" kingdom="Animalia" order="Enterogona" pageId="497" pageNumber="498" phylum="Chordata" rank="genus">
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||
<emphasis id="B919EACFEEA03BC4FF4DFD8BFECAFD9E" box="[136,271,581,607]" italics="true" pageId="497" pageNumber="498">Lissoclinum</emphasis>
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</taxonomicName>
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sp., marine lake, Ngeruktabel I.,
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<collectingCountry id="F37A764DEEA03BC4FD0EFD8BFCCCFD9E" box="[715,777,581,607]" name="Palau" pageId="497" pageNumber="498">Palau</collectingCountry>
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(
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<geoCoordinate id="EE59501AEEA03BC4FF55FDA9FED2FD40" box="[144,279,615,641]" degrees="07" direction="north" minutes="17.87" orientation="latitude" pageId="497" pageNumber="498" precision="9" value="7.2978334">07°17.87 Ń</geoCoordinate>
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,
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<geoCoordinate id="EE59501AEEA03BC4FEE6FDA9FE70FD43" box="[291,437,615,642]" degrees="134" direction="east" minutes="26.82" orientation="longitude" pageId="497" pageNumber="498" precision="9" value="134.447">134°26.82 É</geoCoordinate>
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),
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<date id="FFD3101DEEA03BC4FE0CFDA9FDBBFD43" box="[457,638,615,642]" pageId="497" pageNumber="498" value="2005-08-09">09 August 2005</date>
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.
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</paragraph>
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</subSubSection>
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<paragraph id="8BD236DDEEA03BC4FC4FFD8BFAA8FD26" pageId="497" pageNumber="498">
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<table id="F96DC47DEEA0C5CAFCEFFD8BFA60FD29" box="[810,1445,581,744]" gridcols="5" gridrows="5" inLine="true" pageId="497" pageNumber="498">
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<tr id="355D349FEEA0C5CAFCEFFD8BFA60FD9E" box="[810,1445,581,607]" gridrow="0" pageId="497" pageNumber="498" rowspan-0="1">
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<th id="768C5DE3EEA0C5CAFC4FFD8BFC00FD9E" box="[906,965,581,607]" gridcol="1" gridrow="0" pageId="497" pageNumber="498">Coxa</th>
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<th id="768C5DE3EEA0C5CAFC1CFD8BFBD2FD9E" box="[985,1047,581,607]" gridcol="2" gridrow="0" pageId="497" pageNumber="498">Basis</th>
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<th id="768C5DE3EEA0C5CAFBEDFD8BFB12FD9E" box="[1064,1239,581,607]" gridcol="3" gridrow="0" pageId="497" pageNumber="498">Exopod</th>
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<th id="768C5DE3EEA0C5CAFB36FD8BFA60FD9E" box="[1267,1445,581,607]" gridcol="4" gridrow="0" pageId="497" pageNumber="498">Endopod</th>
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</tr>
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<tr id="355D349FEEA0C5CAFCEFFDA9FA60FD43" box="[810,1445,615,642]" gridrow="1" pageId="497" pageNumber="498">
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<th id="768C5DE3EEA0C5CAFCEFFDA9FCAFFD43" box="[810,874,615,642]" gridcol="0" gridrow="1" pageId="497" pageNumber="498">Leg 1</th>
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<td id="768C5DE3EEA0C5CAFC4FFDA9FC00FD43" box="[906,965,615,642]" gridcol="1" gridrow="1" pageId="497" pageNumber="498">0-0</td>
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<td id="768C5DE3EEA0C5CAFC1CFDA9FBD2FD43" box="[985,1047,615,642]" gridcol="2" gridrow="1" pageId="497" pageNumber="498">1-I</td>
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<td id="768C5DE3EEA0C5CAFBEDFDA9FB12FD43" box="[1064,1239,615,642]" gridcol="3" gridrow="1" pageId="497" pageNumber="498">I-1; 0-1; 1, 1, 4</td>
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<td id="768C5DE3EEA0C5CAFB36FDA9FA60FD43" box="[1267,1445,615,642]" gridcol="4" gridrow="1" pageId="497" pageNumber="498">0-1; 0-1; 1, 2, 3</td>
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||
</tr>
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<tr id="355D349FEEA0C5CAFCEFFD47FA60FD65" box="[810,1445,649,676]" gridrow="2" pageId="497" pageNumber="498">
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||
<th id="768C5DE3EEA0C5CAFCEFFD47FCAFFD65" box="[810,874,649,676]" gridcol="0" gridrow="2" pageId="497" pageNumber="498">Leg 2</th>
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<td id="768C5DE3EEA0C5CAFC4FFD47FC00FD65" box="[906,965,649,676]" gridcol="1" gridrow="2" pageId="497" pageNumber="498">0-0</td>
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||
<td id="768C5DE3EEA0C5CAFC1CFD47FBD2FD65" box="[985,1047,649,676]" gridcol="2" gridrow="2" pageId="497" pageNumber="498">1-0</td>
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||
<td id="768C5DE3EEA0C5CAFBEDFD47FB12FD65" box="[1064,1239,649,676]" gridcol="3" gridrow="2" pageId="497" pageNumber="498">1-0; 1-0; 3, 1, 5</td>
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||
<td id="768C5DE3EEA0C5CAFB36FD47FA60FD65" box="[1267,1445,649,676]" gridcol="4" gridrow="2" pageId="497" pageNumber="498">0-0; 0-0; 0, 3, 2</td>
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||
</tr>
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||
<tr id="355D349FEEA0C5CAFCEFFD65FA60FD07" box="[810,1445,683,710]" gridrow="3" pageId="497" pageNumber="498">
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||
<th id="768C5DE3EEA0C5CAFCEFFD65FCAFFD07" box="[810,874,683,710]" gridcol="0" gridrow="3" pageId="497" pageNumber="498">Leg 3</th>
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||
<td id="768C5DE3EEA0C5CAFC4FFD65FC00FD07" box="[906,965,683,710]" gridcol="1" gridrow="3" pageId="497" pageNumber="498">0-0</td>
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||
<td id="768C5DE3EEA0C5CAFC1CFD65FBD2FD07" box="[985,1047,683,710]" gridcol="2" gridrow="3" pageId="497" pageNumber="498">1-0</td>
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||
<td id="768C5DE3EEA0C5CAFBEDFD65FB12FD07" box="[1064,1239,683,710]" gridcol="3" gridrow="3" pageId="497" pageNumber="498">1-0; 1-0; 3, 1, 5</td>
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||
<td id="768C5DE3EEA0C5CAFB36FD65FA60FD07" box="[1267,1445,683,710]" gridcol="4" gridrow="3" pageId="497" pageNumber="498">0-0; 0, 3, 2</td>
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||
</tr>
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||
<tr id="355D349FEEA0C5CAFCEFFD03FA60FD29" box="[810,1445,717,744]" gridrow="4" pageId="497" pageNumber="498">
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<th id="768C5DE3EEA0C5CAFCEFFD03FCAFFD29" box="[810,874,717,744]" gridcol="0" gridrow="4" pageId="497" pageNumber="498">Leg 4</th>
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<td id="768C5DE3EEA0C5CAFC4FFD03FC00FD29" box="[906,965,717,744]" gridcol="1" gridrow="4" pageId="497" pageNumber="498">0-0</td>
|
||
<td id="768C5DE3EEA0C5CAFC1CFD03FBD2FD29" box="[985,1047,717,744]" gridcol="2" gridrow="4" pageId="497" pageNumber="498">1-0</td>
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||
<td id="768C5DE3EEA0C5CAFBEDFD03FB12FD29" box="[1064,1239,717,744]" gridcol="3" gridrow="4" pageId="497" pageNumber="498">1-0; 1-0; 3, 1, 4</td>
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||
<td id="768C5DE3EEA0C5CAFB36FD03FA60FD29" box="[1267,1445,717,744]" gridcol="4" gridrow="4" pageId="497" pageNumber="498">0-0; 1, 2, 1</td>
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||
</tr>
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||
</table>
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||
</paragraph>
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||
<subSubSection id="C3776556EEA03BC4FF78FD47FD29FD04" pageId="497" pageNumber="498" type="etymology">
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<paragraph id="8BD236DDEEA03BC4FF78FD47FD29FD04" blockId="497.[136,779,513,2070]" pageId="497" pageNumber="498">
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<emphasis id="B919EACFEEA03BC4FF78FD47FEFBFD62" bold="true" box="[189,318,649,675]" pageId="497" pageNumber="498">Etymology</emphasis>
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. The name of the
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<typeStatus id="54D6887FEEA03BC4FDEDFD44FD9DFD65" box="[552,600,650,676]" pageId="497" pageNumber="498">type</typeStatus>
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locality,
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<collectingCountry id="F37A764DEEA03BC4FD0EFD47FF0AFD04" name="Palau Island" pageId="497" pageNumber="498">Palau Island</collectingCountry>
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, provides the specific name for the new species.
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</paragraph>
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</subSubSection>
|
||
<subSubSection id="C3776556EEA03BC4FF78FD03FBE5FC72" pageId="497" pageNumber="498" type="description">
|
||
<paragraph id="8BD236DDEEA03BC4FF78FD03FE6CFB24" blockId="497.[136,779,513,2070]" pageId="497" pageNumber="498">
|
||
<emphasis id="B919EACFEEA03BC4FF78FD03FE08FD26" bold="true" box="[189,461,717,743]" pageId="497" pageNumber="498">Descriptionoffemale</emphasis>
|
||
. Body (
|
||
<figureCitation id="13562A58EEA03BC4FDFCFD03FD73FD26" box="[569,694,717,743]" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Fig. 330A</figureCitation>
|
||
) small and stout; bodylength 745 μm. Prosome 600 μmlong, expanding gradually posteriorly; dorsal cephalic shield bearing paired pointed horn-like process (
|
||
<figureCitation id="13562A58EEA03BC4FD42FCFDFCC4FC8C" box="[647,769,819,845]" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Fig. 330C</figureCitation>
|
||
) posterolaterally. Metasome bearing 3 faint dorsal constrictions; fourth pedigerous somite expanded, longer than anterior part of prosome. Fifth pedigerous somite not discernible, fused with fourth. Free urosome (
|
||
<figureCitation id="13562A58EEA03BC4FD4BFC75FCC7FC14" box="[654,770,955,981]" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Fig. 330B</figureCitation>
|
||
) 5-segmented: genital and four abdominal somites 45×90, 34×79, 38×63, 28×55, and 34×51 μm, respectively. Caudal rami widely separated at base; each ramus (
|
||
<figureCitation id="13562A58EEA03BC4FD19FBEFFF0DFB9C" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Fig. 330D</figureCitation>
|
||
) about 3.1 times longerthan wide (46×15 μm) and about 1.4 times longer than anal somite, narrowing distally: armed with 5 setae; largest seta 78 μm long, 1.7 times longer than ramus; 2 proximal setae located at 33 and 50% of ramus length.
|
||
</paragraph>
|
||
<paragraph id="8BD236DDEEA03BC4FF78FB20FE82FA34" blockId="497.[136,779,513,2070]" pageId="497" pageNumber="498">
|
||
Rostrum (
|
||
<figureCitation id="13562A58EEA03BC4FEF5FB23FE61FAC6" box="[304,420,1261,1287]" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Fig. 330E</figureCitation>
|
||
) semicircular, widerthan long. Antennule(
|
||
<figureCitation id="13562A58EEA03BC4FECDFAC1FEB6FAE8" box="[264,371,1295,1321]" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Fig.330F</figureCitation>
|
||
)tapering,110μmlong,6-segmented; armatureformula 2, 8, 2, 2, 3, and 8+aesthetasc; all setae naked. Antenna (
|
||
<figureCitation id="13562A58EEA03BC4FE8EFA9DFE07FAAC" box="[331,450,1363,1389]" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Fig. 330G</figureCitation>
|
||
) slender, 3-segmented; coxa and basis unarmed; endopod (third segment) 4.9 times longerthanwide (49×10 μm) and aslongas basis; armed with 4 setae plus small terminal claw, about 0.3 times as long as endopod.
|
||
</paragraph>
|
||
<paragraph id="8BD236DDEEA03BC4FF78FA33FE1BF835" blockId="497.[136,779,513,2070]" pageId="497" pageNumber="498">
|
||
Labrum weak, flexible. Mandible (
|
||
<figureCitation id="13562A58EEA03BC4FD87FA33FD73F9D9" box="[578,694,1533,1560]" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Fig. 330H</figureCitation>
|
||
) with 5 teeth and 2 small setae on coxal gnathobase: basis with 1 seta on medial margin: exopod with 5 large setae of equal length; endopod 2-segmented; first segment bearing digitiform process medially tipped with 1 seta; second segment with 4 setae (distal 2 equal in length, both longer than 2 onmedial margin). Maxillule (
|
||
<figureCitation id="13562A58EEA03BC4FD96F907FD06F925" box="[595,707,1737,1764]" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Fig. 330I</figureCitation>
|
||
) with 9 setae on arthrite, 1 on each epipodite and basis, 4 on exopod, and 3 on endopod; coxal endite absent. Maxilla (
|
||
<figureCitation id="13562A58EEA03BC4FF55F8E1FF39F88B" box="[144,252,1839,1866]" captionStart="FIGURE 330" captionStartId="498.[136,245,1907,1933]" captionTargetBox="[204,1341,228,1861]" captionTargetId="figure-20@498.[204,1383,186,1871]" captionTargetPageId="498" captionText="FIGURE 330. Pentachaetus palauensis gen. et sp. nov., female. A, habitus, right; B, leg 5 and urosome, ventral; C, cephalic horn; D, left caudal ramus, dorsal; E, rostrum; F, antennule; G, antenna; H, mandible; I, maxillule; J, maxilla. Scale bars: A, 0.1 mm; B, 0.05 mm; C–H, J, 0.02 mm; I, 0.01 mm." figureDoi="http://doi.org/10.5281/zenodo.4591965" httpUri="https://zenodo.org/record/4591965/files/figure.png" pageId="497" pageNumber="498">Fig. 330J</figureCitation>
|
||
) 4-segmented, armedwith 4, 2, and 2 setaeon first to third endites of syncoxa, respectively, smooth claw plus 2 unequal setae on basis, and 1 and 3 setae on first and secondendopodal segments, respectively. Maxilliped (
|
||
<figureCitation id="13562A58EEA03BC4FF55F876FECDF813" box="[144,264,1976,2002]" captionStart="FIGURE 331" captionStartId="499.[136,245,1907,1933]" captionTargetBox="[262,1350,202,1851]" captionTargetId="figure-18@499.[209,1378,185,1870]" captionTargetPageId="499" captionText="FIGURE 331. Pentachaetus palauensis gen. et sp. nov., female. A, maxilliped; B, leg 1; C, leg 2; D, leg 3; E, leg 4; F, leg 5. Scale bars: A, 0.1 mm; B–F, 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.4591967" httpUri="https://zenodo.org/record/4591967/files/figure.png" pageId="497" pageNumber="498">Fig. 331A</figureCitation>
|
||
) lobate, armed with 6 setae and ornamented with spinules on outer margin.
|
||
</paragraph>
|
||
<paragraph id="8BD236DDEEA03BC4FF78F832FAC6FDDA" blockId="497.[136,779,513,2070]" lastBlockId="497.[810,1452,173,539]" pageId="497" pageNumber="498">
|
||
Legs 1 and 2 (
|
||
<figureCitation id="13562A58EEA03BC4FE98F832FE34F7D7" box="[349,497,2044,2070]" captionStart="FIGURE 331" captionStartId="499.[136,245,1907,1933]" captionTargetBox="[262,1350,202,1851]" captionTargetId="figure-18@499.[209,1378,185,1870]" captionTargetPageId="499" captionText="FIGURE 331. Pentachaetus palauensis gen. et sp. nov., female. A, maxilliped; B, leg 1; C, leg 2; D, leg 3; E, leg 4; F, leg 5. Scale bars: A, 0.1 mm; B–F, 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.4591967" httpUri="https://zenodo.org/record/4591967/files/figure.png" pageId="497" pageNumber="498">Fig. 331B, C</figureCitation>
|
||
) with 3-segmented rami. Legs 3 and 4 (
|
||
<figureCitation id="13562A58EEA03BC4FC17FF63FBACFF06" box="[978,1129,173,199]" captionStart="FIGURE 331" captionStartId="499.[136,245,1907,1933]" captionTargetBox="[262,1350,202,1851]" captionTargetId="figure-18@499.[209,1378,185,1870]" captionTargetPageId="499" captionText="FIGURE 331. Pentachaetus palauensis gen. et sp. nov., female. A, maxilliped; B, leg 1; C, leg 2; D, leg 3; E, leg 4; F, leg 5. Scale bars: A, 0.1 mm; B–F, 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.4591967" httpUri="https://zenodo.org/record/4591967/files/figure.png" pageId="497" pageNumber="498">Fig. 331D, E</figureCitation>
|
||
) with 3-segmented exopods and 2-segmented endopods; secondendopodal segment of legs 3 and 4 elongate, more than 4 times longer than wide. Inner coxal seta absent in legs 1–4. Outer seta on basis moderately large and pinnate in leg 1, but small and naked in legs 2–4. Inner distal spine on basis of leg 1 small, 8 μm long. Outer spine on first exopodal segment of leg 1 smooth, elongate, 23 μm long, extending beyond base of first outer element of third exopodal segment. Second exopodal segment of leg 1 lacking outer element. Armature formula for legs 1–4 as follows:
|
||
</paragraph>
|
||
<paragraph id="8BD236DDEEA03BC4FC9AFCDCFAE8FC53" blockId="497.[810,1452,785,1220]" pageId="497" pageNumber="498">
|
||
Leg 5 (
|
||
<figureCitation id="13562A58EEA03BC4FC7BFCDFFBF0FCEA" box="[958,1077,785,811]" captionStart="FIGURE 331" captionStartId="499.[136,245,1907,1933]" captionTargetBox="[262,1350,202,1851]" captionTargetId="figure-18@499.[209,1378,185,1870]" captionTargetPageId="499" captionText="FIGURE 331. Pentachaetus palauensis gen. et sp. nov., female. A, maxilliped; B, leg 1; C, leg 2; D, leg 3; E, leg 4; F, leg 5. Scale bars: A, 0.1 mm; B–F, 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.4591967" httpUri="https://zenodo.org/record/4591967/files/figure.png" pageId="497" pageNumber="498">Fig. 331F</figureCitation>
|
||
) represented by elongate outer protopodal process tipped with seta, and inner, claw-like smaller process (representing exopod); exopodal seta positioned between outer and inner processes.
|
||
</paragraph>
|
||
<paragraph id="8BD236DDEEA03BC4FC9AFC57FBE5FC72" blockId="497.[810,1452,785,1220]" box="[863,1056,921,948]" pageId="497" pageNumber="498">
|
||
<emphasis id="B919EACFEEA03BC4FC9AFC57FC59FC72" bold="true" box="[863,924,921,947]" pageId="497" pageNumber="498">Male</emphasis>
|
||
. Unknown.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3776556EEA03BC4FC9AFC75FB83FB02" pageId="497" pageNumber="498" type="discussion">
|
||
<paragraph id="8BD236DDEEA03BC4FC9AFC75FB83FB02" blockId="497.[810,1452,785,1220]" pageId="497" pageNumber="498">
|
||
<emphasis id="B919EACFEEA03BC4FC9AFC75FC09FC14" bold="true" box="[863,972,955,981]" pageId="497" pageNumber="498">Remarks</emphasis>
|
||
. The combination of a semicircular rostrum (which is wider than long), the relatively long outer seta on the mandibular exopod (which is almost as long as the other 4 exopodal setae), the completely 3- segmented exopod of leg 1, and the large, unornamented outer spine on the first exopodal segment of leg 1 serves to differentiate
|
||
<taxonomicName id="4C6D4D5EEEA03BC4FC1AFB46FBBEFB60" authority="Kim & Boxshall, 2020" authorityName="Kim & Boxshall" authorityYear="2020" box="[991,1147,1159,1186]" class="Maxillopoda" family="Notodelphyidae" genus="Pentachaetus" kingdom="Animalia" order="Cyclopoida" pageId="497" pageNumber="498" phylum="Arthropoda" rank="species" species="palauensis" status="gen. et sp. nov.">
|
||
<emphasis id="B919EACFEEA03BC4FC1AFB46FC35FB60" box="[991,1008,1160,1185]" italics="true" pageId="497" pageNumber="498">P</emphasis>
|
||
.
|
||
<emphasis id="B919EACFEEA03BC4FBC6FB49FBBEFB60" box="[1027,1147,1159,1185]" italics="true" pageId="497" pageNumber="498">palauensis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B919EACFEEA03BC4FB42FB49FA86FB60" bold="true" box="[1159,1347,1159,1185]" pageId="497" pageNumber="498">
|
||
<taxonomicNameLabel id="A22A57B4EEA03BC4FB42FB49FA86FB60" box="[1159,1347,1159,1185]" pageId="497" pageNumber="498" rank="species">gen. et sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
from its congeners (see
|
||
<tableCitation id="C6EF0366EEA03BC4FC13FB67FBFDFB02" box="[982,1080,1193,1219]" captionStart="TABLE 11" captionStartId="496.[137,229,1667,1691]" captionTargetPageId="496" captionText="TABLE 11. Differences between the new species of Pentatachaetus gen. nov." httpUri="http://table.plazi.org/id/DF126655EEA13BC5FF4CF94DFC12F95A" pageId="497" pageNumber="498" tableUuid="DF126655EEA13BC5FF4CF94DFC12F95A">Table 11</tableCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |