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<document id="F6A2070781BD8BF5E8477BD29821BC3C" ID-DOI="10.5281/zenodo.281003" ID-GBIF-Dataset="af5621a6-c0b5-4ea2-8863-e4052d21ad6a" ID-ISSN="1175-5326" ID-Zenodo-Dep="281003" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460480650436" checkinUser="plazi" docAuthor="D’Acoz, Cedric D’Udekem &amp; Havermans, Charlotte" docDate="2012" docId="03E687B2FFCEFFF6FF56FC1DDDB8FD10" docLanguage="en" docName="zt03310p050.pdf" docOrigin="Zootaxa 3310" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Pseudorchomene plebs Hurley 1965" docType="treatment" docVersion="7" lastPageNumber="40" masterDocId="FFDFFFCAFFEDFFD1FFC1FFEFDF77FFB7" masterDocTitle="Two new Pseudorchomene species from the Southern Ocean, with phylogenetic remarks on the genus and related species (Crustacea: Amphipoda: Lysianassoidea: Lysianassidae: Tryphosinae)" masterLastPageNumber="50" masterPageNumber="1" pageNumber="36" updateTime="1698307640287" updateUser="plazi">
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<mods:title id="23FBA8D0E7B799402C113D8EEF6BDB99">Two new Pseudorchomene species from the Southern Ocean, with phylogenetic remarks on the genus and related species (Crustacea: Amphipoda: Lysianassoidea: Lysianassidae: Tryphosinae)</mods:title>
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<mods:namePart id="EBFAF33BC81C9FA4E70AFDF40DB0DD71">D’Acoz, Cedric D’Udekem</mods:namePart>
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<mods:namePart id="D52AD5ED55CAF6B6DD6BD5942F1F80FF">Havermans, Charlotte</mods:namePart>
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<mods:date id="2ED4B8E923905A6E67DAA82B10EDC006">2012</mods:date>
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<treatment id="03E687B2FFCEFFF6FF56FC1DDDB8FD10" ID-DOI="http://doi.org/10.5281/zenodo.6176552" ID-GBIF-Taxon="119517115" ID-Zenodo-Dep="6176552" LSID="urn:lsid:plazi:treatment:03E687B2FFCEFFF6FF56FC1DDDB8FD10" httpUri="http://treatment.plazi.org/id/03E687B2FFCEFFF6FF56FC1DDDB8FD10" lastPageId="39" lastPageNumber="40" pageId="35" pageNumber="36">
<subSubSection id="C355652FFFCEFFF2FF56FC1DDE59FB9A" pageId="35" pageNumber="36" type="nomenclature">
<paragraph id="8BF036A4FFCEFFF2FF56FC1DDD11FBBB" blockId="35.[151,614,1010,1069]" box="[151,614,1010,1036]" pageId="35" pageNumber="36">
<heading id="D0B881C8FFCEFFF2FF56FC1DDD11FBBB" bold="true" box="[151,614,1010,1036]" fontSize="11" level="1" pageId="35" pageNumber="36" reason="1">
<taxonomicName id="4C4F4D27FFCEFFF2FF56FC1DDD11FBBB" authority="Hurley, 1965" authorityName="Hurley" authorityYear="1965" box="[151,614,1010,1036]" class="Malacostraca" family="Lysianassidae" genus="Pseudorchomene" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="35" pageNumber="36" phylum="Arthropoda" rank="species" species="plebs">
<emphasis id="B93BEAB6FFCEFFF2FF56FC1DDD11FBBB" bold="true" box="[151,614,1010,1036]" pageId="35" pageNumber="36">
<emphasis id="B93BEAB6FFCEFFF2FF56FC1DDEDBFBBB" bold="true" box="[151,428,1010,1036]" italics="true" pageId="35" pageNumber="36">Pseudorchomene plebs</emphasis>
(Hurley, 1965)
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8BF036A4FFCEFFF2FF56FBFADE59FB9A" blockId="35.[151,614,1010,1069]" box="[151,302,1045,1069]" pageId="35" pageNumber="36">
(
<figureCitation id="13742A21FFCEFFF2FF5EFBFADE51FB9A" box="[159,294,1045,1069]" captionStart-0="FIGURE 23" captionStart-1="FIGURE 24" captionStart-2="FIGURE 25" captionStart-3="FIGURE 26" captionStartId-0="35.[151,250,1971,1994]" captionStartId-1="36.[151,250,1984,2007]" captionStartId-2="37.[151,250,1621,1644]" captionStartId-3="38.[151,250,1934,1957]" captionTargetBox-0="[210,1376,1262,1965]" captionTargetBox-1="[172,1410,193,1950]" captionTargetBox-2="[151,1436,193,1599]" captionTargetBox-3="[151,1436,949,1912]" captionTargetId-0="figure@35.[210,1376,1236,1968]" captionTargetId-1="figure@36.[172,1411,193,1963]" captionTargetId-2="figure@37.[151,1436,193,1600]" captionTargetId-3="figure@38.[151,1436,949,1913]" captionTargetPageId-0="35" captionTargetPageId-1="36" captionTargetPageId-2="37" captionTargetPageId-3="38" captionText-0="FIGURE 23. Pseudorchomene plebs (Hurley, 1965), female, habitus, size unrecorded. ANT – XXIII / 8 sta. 625 – 1 / 625 – 2, Elephant, 60 ° 59 ' S 055 ° 57 ' W, 280 – 322 m, 23 – 25. xii. 2006, (specimen not preserved). Note the reddish / brownish colour of the eye." captionText-1="FIGURE 24. Pseudorchomene plebs (Hurley, 1965), female. 24 mm, ANT – XXIII / 8 sta. 713 – 1, Larsen B. A, left Md; B, tip of lacinia mobilis; C, left Gn 1; D, left coxa 4; E, right P 5; F, left Ep 1; G, left Ep 2; H, left Ep 3; I, left U 3." captionText-2="FIGURE 25. Pseudorchomene plebs (Hurley, 1965), female. 24 mm, ANT – XXIII / 8 sta. 713 – 1, Larsen B. A, propodus and dactylus of left P 3; B, distal spines of propodus of right P 3; C, distal half of right P 5; D, merus and carpus of right P 6; E, merus and carpus of right P 7." captionText-3="FIGURE 26. Swarms of Pseudorchomene plebs (Hurley, 1965) and one Natatolana sp., scavenging on dead fish in baited trap, ANT – XXIII / 8 sta. 625 – 1 / 625 – 2, Elephant Island, trap deployed on 23. xii. 2006 and hauled up on 25. xii. 2006." httpUri-0="https://zenodo.org/record/281025/files/figure.png" httpUri-1="https://zenodo.org/record/281026/files/figure.png" httpUri-2="https://zenodo.org/record/281027/files/figure.png" httpUri-3="https://zenodo.org/record/281028/files/figure.png" pageId="35" pageNumber="36">Figs. 23–26</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C355652FFFCEFFF2FF56FBB7DE2CFB7D" pageId="35" pageNumber="36" type="reference_group">
<paragraph id="8BF036A4FFCEFFF2FF56FBB7DDE0FBDA" blockId="35.[151,1437,1112,1226]" box="[151,663,1112,1134]" pageId="35" pageNumber="36">
<treatmentCitationGroup id="AB5F118AFFCEFFF2FF56FBB7DDE0FBDA" box="[151,663,1112,1134]" pageId="35" pageNumber="36">
<taxonomicName id="4C4F4D27FFCEFFF2FF56FBB7DD5AFBDA" authority="Hurley, 1965a: 109" authorityName="Hurley" authorityPageNumber="109" authorityYear="1965" box="[151,557,1112,1134]" class="Malacostraca" family="Lysianassidae" genus="Orchomenella" kingdom="Animalia" order="Amphipoda" pageId="35" pageNumber="36" phylum="Arthropoda" rank="species" species="plebs">
<emphasis id="B93BEAB6FFCEFFF2FF56FBB7DE15FBD9" box="[151,354,1112,1134]" italics="true" pageId="35" pageNumber="36">Orchomenella plebs</emphasis>
<treatmentCitation id="0AEE10B5FFCEFFF2FEA9FBB7DD5AFBDA" author="Hurley" box="[360,557,1112,1134]" page="109" pageId="35" pageNumber="36" year="1965">
<bibRefCitation id="EFDE4B55FFCEFFF2FEA9FBB7DE8CFBD9" author="Hurley" box="[360,507,1112,1134]" pageId="35" pageNumber="36" refString="Hurley, D. E. (1965 a) A common but hitherto undescribed species of Orchomenella (Crustacea: Amphipoda: Family Lysianassidae) from the Ross Sea. Transactions of the Royal Society of New Zealand, 6 (11), 107 - 113." type="journal article" year="1965" yearSuffix="a">Hurley, 1965a</bibRefCitation>
: 109
</treatmentCitation>
</taxonomicName>
, figs. 1–2.
</treatmentCitationGroup>
</paragraph>
<paragraph id="8BF036A4FFCEFFF2FF56FB98DE2CFB7D" blockId="35.[151,1437,1112,1226]" pageId="35" pageNumber="36">
<treatmentCitationGroup id="AB5F118AFFCEFFF2FF56FB98DE2CFB7D" pageId="35" pageNumber="36">
<taxonomicName id="4C4F4D27FFCEFFF2FF56FB98DE30FB3A" box="[151,327,1143,1165]" class="Malacostraca" family="Lysianassidae" genus="Orchomene" kingdom="Animalia" order="Amphipoda" pageId="35" pageNumber="36" phylum="Arthropoda" rank="species" species="plebs">
<emphasis id="B93BEAB6FFCEFFF2FF56FB98DE30FB3A" box="[151,327,1143,1165]" italics="true" pageId="35" pageNumber="36">Orchomene plebs</emphasis>
</taxonomicName>
. —
<treatmentCitation id="0AEE10B5FFCEFFF2FEB5FB99DD32FB3B" author="Thurston" box="[372,581,1142,1164]" page="59" pageId="35" pageNumber="36" year="1974">
<bibRefCitation id="EFDE4B55FFCEFFF2FEB5FB99DD68FB3B" author="Thurston" box="[372,543,1142,1164]" pageId="35" pageNumber="36" refString="Thurston, M. H. (1974 b) Crustacea Amphipoda from Graham Land and the Scotia Arc, collected by operation Tabarin and Falkland Islands dependencies survey, 1944 - 59. British Antarctic Survey Scientific Reports, 85, 1 - 89." type="journal article" year="1974" yearSuffix="b">Thurston, 1974b</bibRefCitation>
: 59
</treatmentCitation>
. —
<treatmentCitation id="0AEE10B5FFCEFFF2FDAFFB99DC57FB3B" author="Andres" box="[622,800,1142,1164]" page="96" pageId="35" pageNumber="36" year="1979">
<bibRefCitation id="EFDE4B55FFCEFFF2FDAFFB99DD8DFB3B" author="Andres" box="[622,762,1142,1164]" pageId="35" pageNumber="36" refString="Andres, H. G. (1979) Gammaridea (Amphipoda, Crustacea) der Antarktis-Expedition 1975 / 76. Auswertung der Dauerstation sudlich von Elephant Island. Meeresforschung, 27, 88 - 102." type="journal article" year="1979">Andres, 1979</bibRefCitation>
: 96
</treatmentCitation>
. —
<treatmentCitation id="0AEE10B5FFCEFFF2FC8BFB99DB70FB3B" author="Andres" box="[842,1031,1142,1164]" page="203" pageId="35" pageNumber="36" year="1983">
<bibRefCitation id="EFDE4B55FFCEFFF2FC8BFB99DCA2FB3B" author="Andres" box="[842,981,1142,1164]" pageId="35" pageNumber="36" refString="Andres, H. G. (1983) Die Gammaridea (Crustacea: Amphipoda) der Deutschen Antarktis-Expeditionen 1975 / 76 und 1977 / 78. 3. Lysianassidae. Mitteilungen aus dem Hamburgischen Zoologischen Museum und Institut, 80, 183 - 220." type="journal article" year="1983">Andres, 1983</bibRefCitation>
: 203
</treatmentCitation>
-204.
<taxonomicName id="4C4F4D27FFCEFFF2FF56FB7ADE0AFB1C" box="[151,381,1173,1195]" class="Malacostraca" family="Uristidae" genus="Abyssorchomene" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="35" pageNumber="36" phylum="Arthropoda" rank="species" species="plebs">
<emphasis id="B93BEAB6FFCEFFF2FF56FB7ADE0AFB1C" box="[151,381,1173,1195]" italics="true" pageId="35" pageNumber="36">Abyssorchomene plebs</emphasis>
</taxonomicName>
. —
<treatmentCitation id="0AEE10B5FFCEFFF2FE6BFB79DDF0FB1C" author="De" box="[426,647,1173,1195]" page="146" pageId="35" pageNumber="36" year="1983">
<bibRefCitation id="EFDE4B55FFCEFFF2FE6BFB79DD21FB1C" author="De" box="[426,598,1174,1195]" pageId="35" pageNumber="36" refString="De Broyer, C. (1983) Recherches sur la systematique et l'evolution des crustaces amphipodes gammarides antarctiques et subantarctiques. These de Doctorat en Sciences, Universite Catholique de Louvain, 468 pp, 123 pls." type="book" year="1983">
<collectingCountry id="F3587634FFCEFFF2FE6BFB79DEB0FB1C" box="[426,455,1174,1195]" name="South Georgia and the South Sandwich Islands" pageId="35" pageNumber="36">De</collectingCountry>
Broyer, 1983
</bibRefCitation>
: 146
</treatmentCitation>
–149, fig. 12a. —
<treatmentCitation id="0AEE10B5FFCEFFF2FC81FB7ADC89FB1C" author="Andres" box="[832,1022,1173,1195]" page="135" pageId="35" pageNumber="36" year="1990">
<bibRefCitation id="EFDE4B55FFCEFFF2FC81FB7ADCBBFB1C" author="Andres" box="[832,972,1173,1195]" pageId="35" pageNumber="36" refString="Andres, P. A. (1990) Amphipoda (Flohkrebse), pp. 133 - 142. In: Sieg, G. &amp; Wagele, J. W. (Eds.) Fauna der Antarktis. Verlag Paul Parey, Berlin und Hamburg, 197 pp., 16 pls." type="book chapter" year="1990">Andres, 1990</bibRefCitation>
: 135
</treatmentCitation>
, 137, fig. 267 —
<treatmentCitation id="0AEE10B5FFCEFFF2FB70FB79DF9AFB7E" author="De" page="161" pageId="35" pageNumber="36" year="2007">
<bibRefCitation id="EFDE4B55FFCEFFF2FB70FB79DAEEFB1C" author="De" box="[1201,1433,1173,1195]" pageId="35" pageNumber="36" refString="De Broyer, C., Lowry, J. K., JaZdZewski, K. &amp; Robert, H. (2007) Catalogue of the Gammaridean and Corophiidean Amphipoda (Crustacea) of the Southern Ocean with distribution and ecological data. In: De Broyer, C. (Ed), Census of Antarctic Marine Life: Synopsis of the Amphipoda of the Southern Ocean. Bulletin de l'Institut Royal des Sciences Naturelles de Belgique / Bulletin van het Koninklijk Belgisch Instituut voor Natuurwetenschappen, Biologie, 77, supplement 1, 1 - 325." type="journal article" year="2007">
<collectingCountry id="F3587634FFCEFFF2FB70FB79DBB9FB1C" box="[1201,1230,1174,1195]" name="South Georgia and the South Sandwich Islands" pageId="35" pageNumber="36">De</collectingCountry>
Broyer
<emphasis id="B93BEAB6FFCEFFF2FAE2FB79DA21FB1C" box="[1315,1366,1173,1195]" italics="true" pageId="35" pageNumber="36">et al.</emphasis>
, 2007
</bibRefCitation>
: 161
</treatmentCitation>
(ubi syn.).
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<caption id="DF30662CFFCEFFF2FF56F85CDAEFF85F" httpUri="https://zenodo.org/record/281025/files/figure.png" pageId="35" pageNumber="36" targetBox="[210,1376,1262,1965]" targetPageId="35">
<paragraph id="8BF036A4FFCEFFF2FF56F85CDAEFF85F" blockId="35.[151,1436,1971,2024]" pageId="35" pageNumber="36">
<emphasis id="B93BEAB6FFCEFFF2FF56F85CDE56F87F" bold="true" box="[151,289,1971,1994]" pageId="35" pageNumber="36">FIGURE 23.</emphasis>
<taxonomicName id="4C4F4D27FFCEFFF2FEE8F85CDDC3F87E" authority="Hurley, 1965" authorityName="Hurley" authorityYear="1965" box="[297,692,1971,1993]" class="Malacostraca" family="Lysianassidae" genus="Pseudorchomene" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="35" pageNumber="36" phylum="Arthropoda" rank="species" species="plebs">
<emphasis id="B93BEAB6FFCEFFF2FEE8F85CDD63F87E" box="[297,532,1971,1993]" italics="true" pageId="35" pageNumber="36">Pseudorchomene plebs</emphasis>
(Hurley, 1965)
</taxonomicName>
, female, habitus, size unrecorded. ANT–XXIII/8 sta. 625–1/625–2, Elephant, 60°59'S 055°57'W, 280–322 m, 23–25.xii.2006, (specimen not preserved). Note the reddish/brownish colour of the eye.
</paragraph>
</caption>
<caption id="DF30662CFFC9FFF5FF56F82FDBEBF842" httpUri="https://zenodo.org/record/281026/files/figure.png" pageId="36" pageNumber="37" targetBox="[172,1410,193,1950]" targetPageId="36">
<paragraph id="8BF036A4FFC9FFF5FF56F82FDBEBF842" blockId="36.[151,1436,1984,2037]" pageId="36" pageNumber="37">
<emphasis id="B93BEAB6FFC9FFF5FF56F82FDE57F861" bold="true" box="[151,288,1984,2007]" pageId="36" pageNumber="37">FIGURE 24.</emphasis>
<taxonomicName id="4C4F4D27FFC9FFF5FEE4F82FDDDAF861" authority="Hurley, 1965" authorityName="Hurley" authorityYear="1965" box="[293,685,1984,2006]" class="Malacostraca" family="Lysianassidae" genus="Pseudorchomene" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="36" pageNumber="37" phylum="Arthropoda" rank="species" species="plebs">
<emphasis id="B93BEAB6FFC9FFF5FEE4F82FDD78F861" box="[293,527,1984,2006]" italics="true" pageId="36" pageNumber="37">Pseudorchomene plebs</emphasis>
(Hurley, 1965)
</taxonomicName>
, female. 24 mm, ANT–XXIII/8 sta. 713–1, Larsen B. A, left Md; B, tip of lacinia mobilis; C, left Gn1; D, left coxa 4; E, right P5; F, left Ep1; G, left Ep2; H, left Ep3; I, left U3.
</paragraph>
</caption>
<caption id="DF30662CFFC8FFF4FF56F9BADE0AF91F" httpUri="https://zenodo.org/record/281027/files/figure.png" pageId="37" pageNumber="38" targetBox="[151,1436,193,1599]" targetPageId="37">
<paragraph id="8BF036A4FFC8FFF4FF56F9BADE0AF91F" blockId="37.[151,1436,1621,1704]" pageId="37" pageNumber="38">
<emphasis id="B93BEAB6FFC8FFF4FF56F9BADE56F9DD" bold="true" box="[151,289,1621,1644]" pageId="37" pageNumber="38">FIGURE 25.</emphasis>
<taxonomicName id="4C4F4D27FFC8FFF4FEEBF9BADDC0F9DC" authority="Hurley, 1965" authorityName="Hurley" authorityYear="1965" box="[298,695,1621,1643]" class="Malacostraca" family="Lysianassidae" genus="Pseudorchomene" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="plebs">
<emphasis id="B93BEAB6FFC8FFF4FEEBF9BADD63F9DC" box="[298,532,1621,1643]" italics="true" pageId="37" pageNumber="38">Pseudorchomene plebs</emphasis>
(Hurley, 1965)
</taxonomicName>
, female. 24 mm, ANT–XXIII/8 sta. 713–1, Larsen B. A, propodus and dactylus of left P3; B, distal spines of propodus of right P3; C, distal half of right P5; D, merus and carpus of right P6; E, merus and carpus of right P7.
</paragraph>
</caption>
<subSubSection id="C355652FFFC8FFF7FF56F93FDD5FFE78" lastPageId="38" lastPageNumber="39" pageId="37" pageNumber="38" type="materials_examined">
<paragraph id="8BF036A4FFC8FFF4FF56F93FDAE4F887" blockId="37.[151,1437,1743,2020]" pageId="37" pageNumber="38">
<emphasis id="B93BEAB6FFC8FFF4FF56F93FDE31F95F" bold="true" box="[151,326,1743,1768]" pageId="37" pageNumber="38">
<typeStatus id="54F48806FFC8FFF4FF56F93FDFA5F95F" box="[151,210,1744,1768]" pageId="37" pageNumber="38">Type</typeStatus>
material.
</emphasis>
Not seen. &quot;
<typeStatus id="54F48806FFC8FFF4FE09F93FDD28F95F" box="[456,607,1744,1768]" pageId="37" pageNumber="38" type="holotype">HOLOTYPE</typeStatus>
No.
<date id="FFF11064FFC8FFF4FD58F93FDD9BF95F" box="[665,748,1744,1768]" pageId="37" pageNumber="38" value="16-11-24">112416</date>
deposited in the
<collectingCountry id="F3587634FFC8FFF4FC6FF93FDC97F95F" box="[942,992,1744,1768]" name="United States of America" pageId="37" pageNumber="38">U.S.</collectingCountry>
National Museum, length
<quantity id="4CB79B41FFC8FFF4FACEF93FDA15F95F" box="[1295,1378,1744,1768]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="37" pageNumber="38" unit="mm" value="20.0">20 mm</quantity>
; also
<typeStatus id="54F48806FFC8FFF4FF56F91BDE42F8BB" box="[151,309,1780,1804]" pageId="37" pageNumber="38" type="paratype">PARATYPES</typeStatus>
.
<typeStatus id="54F48806FFC8FFF4FE84F91BDEA8F8BB" box="[325,479,1780,1804]" pageId="37" pageNumber="38" type="paratype">PARATYPES</typeStatus>
also deposited in N.Z. Oceanographic Institute, Dominion Museum, and British Museum (Nat. Hist.). The material described is from Station A.32, &quot;White
<collectingCountry id="F3587634FFC8FFF4FC1CF8F7DB53F887" box="[989,1060,1816,1840]" name="Iceland" pageId="37" pageNumber="38">Island</collectingCountry>
,
<date id="FFF11064FFC8FFF4FBEEF8F7DBBBF887" box="[1071,1228,1816,1840]" pageId="37" pageNumber="38" value="1961-11-15">15 Nov. 1961</date>
.&quot; (
<bibRefCitation id="EFDE4B55FFC8FFF4FB29F8F7DAF0F887" author="Hurley" box="[1256,1415,1816,1840]" pageId="37" pageNumber="38" refString="Hurley, D. E. (1965 a) A common but hitherto undescribed species of Orchomenella (Crustacea: Amphipoda: Family Lysianassidae) from the Ross Sea. Transactions of the Royal Society of New Zealand, 6 (11), 107 - 113." type="journal article" year="1965" yearSuffix="a">Hurley 1965a</bibRefCitation>
).
</paragraph>
<paragraph id="8BF036A4FFC8FFF7FF08F8D4DD5FFE78" blockId="37.[151,1437,1743,2020]" lastBlockId="38.[151,1437,151,896]" lastPageId="38" lastPageNumber="39" pageId="37" pageNumber="38">
<emphasis id="B93BEAB6FFC8FFF4FF08F8D4DEC3F8E3" bold="true" box="[201,436,1851,1876]" pageId="37" pageNumber="38">Material examined.</emphasis>
Expedition
<collectionCode id="ED5EAE61FFC8FFF4FD80F8D3DD0AF8E3" box="[577,637,1852,1876]" httpUri="http://grbio.org/cool/r82x-h8re" name="Atlantic Reference Centre" pageId="37" pageNumber="38">ARC</collectionCode>
94, sta. NA62, King George
<collectingCountry id="F3587634FFC8FFF4FC06F8D3DB79F8E3" box="[967,1038,1852,1876]" name="Iceland" pageId="37" pageNumber="38">Island</collectingCountry>
, Admiralty Bay,
<geoCoordinate id="EE7B5063FFC8FFF4FB15F8D3DA5BF8E3" box="[1236,1324,1852,1876]" direction="south" orientation="latitude" pageId="37" pageNumber="38" precision="925" value="-62.133335">62°08'S</geoCoordinate>
<geoCoordinate id="EE7B5063FFC8FFF4FAF4F8D3DAE0F8E3" box="[1333,1431,1852,1876]" direction="west" orientation="longitude" pageId="37" pageNumber="38" precision="925" value="-58.45">58°27'W</geoCoordinate>
,
<quantity id="4CB79B41FFC8FFF4FF56F88FDF94F8CF" box="[151,227,1888,1912]" metricMagnitude="2" metricUnit="m" metricValue="4.7" pageId="37" pageNumber="38" unit="m" value="470.0">470 m</quantity>
,
<date id="FFF11064FFC8FFF4FF32F88FDE03F8CF" box="[243,372,1888,1912]" pageId="37" pageNumber="38" value="1963-12-29">29.xii.1963</date>
–
<date id="FFF11064FFC8FFF4FE45F88FDE9AF8CF" box="[388,493,1888,1912]" pageId="37" pageNumber="38" value="1964-01-02">02.i.1964</date>
: about
<specimenCount id="9D49FD2DFFC8FFF4FD84F88FDD94F8CF" box="[581,739,1888,1912]" pageId="37" pageNumber="38" type="generic">35 specimens</specimenCount>
,
<collectionCode id="ED5EAE61FFC8FFF4FD33F88FDC30F8CF" LSID="urn:lsid:biocol.org:col:35271" box="[754,839,1888,1912]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:35271" name="Royal Belgian Institute of Natural Sciences" pageId="37" pageNumber="38">RBINS</collectionCode>
,
<collectionCode id="ED5EAE61FFC8FFF4FC94F88EDCF0F8CF" box="[853,903,1889,1912]" pageId="37" pageNumber="38">INV</collectionCode>
.
<date id="FFF11064FFC8FFF4FC54F88FDC9EF8CF" box="[917,1001,1888,1912]" pageId="37" pageNumber="38" value="80-10-09">100980</date>
(2 tubes) — R/V “Polarstern” cruise ANT–XV/3 (
<collectionCode id="ED5EAE61FFC8FFF4FEEDF86BDE0AF82B" box="[300,381,1924,1948]" pageId="37" pageNumber="38">EASIZ</collectionCode>
II), Atka Bay, sta. 280/284, Trap 13,
<geoCoordinate id="EE7B5063FFC8FFF4FCE4F86BDCE5F82B" box="[805,914,1924,1948]" direction="south" orientation="latitude" pageId="37" pageNumber="38" precision="92" value="-70.456665">70°27.4'S</geoCoordinate>
<geoCoordinate id="EE7B5063FFC8FFF4FC58F86BDB65F82B" box="[921,1042,1924,1948]" direction="west" orientation="longitude" pageId="37" pageNumber="38" precision="92" value="-7.931667">07°55.9'W</geoCoordinate>
,
<quantity id="4CB79B41FFC8FFF4FBDCF86BDB11F82B" box="[1053,1126,1924,1948]" metricMagnitude="2" metricUnit="m" metricValue="5.5" pageId="37" pageNumber="38" unit="m" value="550.0">550 m</quantity>
, baited trap,
<date id="FFF11064FFC8FFF4FB38F86BDAEEF82B" box="[1273,1433,1924,1948]" pageId="37" pageNumber="38" value="1998-02-28" valueMax="1998-02-29" valueMin="1998-02-28">28–29.ii.1998</date>
:
<specimenCount id="9D49FD2DFFC8FFF4FF56F847DE52F877" box="[151,293,1960,1984]" pageId="37" pageNumber="38" type="generic">5 specimens</specimenCount>
, Specimen Id with corresponding GenBank accession number: AP–31100710 (
<accessionNumber id="941CAB47FFC8FFF4FB69F847DA59F877" box="[1192,1326,1960,1984]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/HM054000" pageId="37" pageNumber="38">HM054000</accessionNumber>
),
<collectionCode id="ED5EAE61FFC8FFF4FA82F847DAEFF877" LSID="urn:lsid:biocol.org:col:35271" box="[1347,1432,1960,1984]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:35271" name="Royal Belgian Institute of Natural Sciences" pageId="37" pageNumber="38">RBINS</collectionCode>
,
<collectionCode id="ED5EAE61FFC8FFF4FF56F822DFBEF853" box="[151,201,1997,2020]" pageId="37" pageNumber="38">INV</collectionCode>
.
<date id="FFF11064FFC8FFF4FF12F823DE5DF853" box="[211,298,1996,2020]" pageId="37" pageNumber="38" value="56-10-09">100956</date>
. — R/V “Polarstern” cruise ANT–XIX–5 (LAMPOS), sta. 191–1, Saunders
<collectingCountry id="F3587634FFC8FFF4FB41F823DBB0F853" box="[1152,1223,1996,2020]" name="Iceland" pageId="37" pageNumber="38">Island</collectingCountry>
,
<geoCoordinate id="EE7B5063FFC8FFF4FB13F823DA5DF853" box="[1234,1322,1996,2020]" direction="south" orientation="latitude" pageId="37" pageNumber="38" precision="925" value="-57.683334">57°41'S</geoCoordinate>
<geoCoordinate id="EE7B5063FFC8FFF4FAF0F823DAEFF853" box="[1329,1432,1996,2020]" direction="west" orientation="longitude" pageId="37" pageNumber="38" precision="925" value="-26.4">26°24’W</geoCoordinate>
,
<quantity id="4CB79B41FFCBFFF7FF56FF78DF97FF18" box="[151,224,151,175]" metricMagnitude="2" metricUnit="m" metricValue="2.7" pageId="38" pageNumber="39" unit="m" value="270.0">270 m</quantity>
, baited trap,
<date id="FFF11064FFCBFFF7FEB1FF78DE9DFF18" box="[368,490,151,175]" pageId="38" pageNumber="39" value="2002-04-15">15.iv.2002</date>
:
<specimenCount id="9D49FD2DFFCBFFF7FE35FF78DDF9FF18" box="[500,654,151,175]" pageId="38" pageNumber="39" type="generic">29 specimens</specimenCount>
, Specimen Ids with corresponding GenBank accession numbers: AP– SS270 (
<accessionNumber id="941CAB47FFCBFFF7FF3BFF53DE0BFF63" box="[250,380,188,212]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/GU109258" pageId="38" pageNumber="39">GU109258</accessionNumber>
), AP–08100719 (
<accessionNumber id="941CAB47FFCBFFF7FD97FF53DDAAFF63" box="[598,733,188,212]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/HM053987" pageId="38" pageNumber="39">HM053987</accessionNumber>
), AP–08100722 (
<accessionNumber id="941CAB47FFCBFFF7FC77FF53DB4AFF63" box="[950,1085,188,212]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/HM053988" pageId="38" pageNumber="39">HM053988</accessionNumber>
), AP–0506081 (
<accessionNumber id="941CAB47FFCBFFF7FAC8FF53DAE7FF63" box="[1289,1424,188,212]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/HM053989" pageId="38" pageNumber="39">HM053989</accessionNumber>
),
<collectionCode id="ED5EAE61FFCBFFF7FF56FF30DF9BFF40" LSID="urn:lsid:biocol.org:col:35271" box="[151,236,223,247]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:35271" name="Royal Belgian Institute of Natural Sciences" pageId="38" pageNumber="39">RBINS</collectionCode>
,
<collectionCode id="ED5EAE61FFCBFFF7FF3BFF0FDE5BFF40" box="[250,300,224,247]" pageId="38" pageNumber="39">INV</collectionCode>
.
<date id="FFF11064FFCBFFF7FEF8FF30DEFAFF40" box="[313,397,223,247]" pageId="38" pageNumber="39" value="58-10-09">100958</date>
(5 tubes). —R/V “Ivan Papanin” cruise BELARE, Crown Bay, 70°S 23°E,
<quantity id="4CB79B41FFCBFFF7FB3CFF30DA3EFF40" box="[1277,1353,223,247]" metricMagnitude="2" metricUnit="m" metricValue="2.3" pageId="38" pageNumber="39" unit="m" value="230.0">230 m</quantity>
, baited trap,
<date id="FFF11064FFCBFFF7FF10FEEBDED8FEAB" box="[209,431,260,284]" pageId="38" pageNumber="39" value="2008-12-10">
December 2008,
<specimenCount id="9D49FD2DFFCBFFF7FE52FEEBDED8FEAB" box="[403,431,260,284]" pageId="38" pageNumber="39" type="generic">10</specimenCount>
</date>
specimens, Specimen Id with corresponding GenBank accession number: AP–23110992 (
<accessionNumber id="941CAB47FFCBFFF7FF5FFEC8DE60FE88" box="[158,279,295,319]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/JQ423245" pageId="38" pageNumber="39">JQ423245</accessionNumber>
),
<collectionCode id="ED5EAE61FFCBFFF7FEEEFEC8DEF3FE88" LSID="urn:lsid:biocol.org:col:35271" box="[303,388,295,319]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:35271" name="Royal Belgian Institute of Natural Sciences" pageId="38" pageNumber="39">RBINS</collectionCode>
,
<collectionCode id="ED5EAE61FFCBFFF7FE54FEC7DEB0FE88" box="[405,455,296,319]" pageId="38" pageNumber="39">INV</collectionCode>
.
<date id="FFF11064FFCBFFF7FE17FEC8DD5AFE88" box="[470,557,295,319]" pageId="38" pageNumber="39" value="60-10-09">100960</date>
. — R/V “Polarstern” cruise ANT–XXIII/8, Larsen B, sta. 698–1,
<geoCoordinate id="EE7B5063FFCBFFF7FA81FEC8DAECFE88" box="[1344,1435,295,319]" direction="south" orientation="latitude" pageId="38" pageNumber="39" precision="925" value="-65.98333">65°59’S</geoCoordinate>
<geoCoordinate id="EE7B5063FFCBFFF7FF56FEA3DF89FED3" box="[151,254,332,356]" direction="west" orientation="longitude" pageId="38" pageNumber="39" precision="925" value="-60.4">60°24’W</geoCoordinate>
,
<quantity id="4CB79B41FFCBFFF7FEC8FEA3DE25FED3" box="[265,338,332,356]" metricMagnitude="2" metricUnit="m" metricValue="3.8299999999999996" pageId="38" pageNumber="39" unit="m" value="383.0">383 m</quantity>
, Amphipod Trap,
<date id="FFF11064FFCBFFF7FDDEFEA3DDC2FED3" box="[543,693,332,356]" pageId="38" pageNumber="39" value="2007-01-11" valueMax="2007-01-12" valueMin="2007-01-11">11–12.i.2007</date>
:
<specimenCount id="9D49FD2DFFCBFFF7FD01FEA3DC35FED3" box="[704,834,332,356]" pageId="38" pageNumber="39" type="generic">1 specimen</specimenCount>
, Specimen Id with corresponding GenBank accession number: AP–LB383 (
<accessionNumber id="941CAB47FFCBFFF7FE48FE80DD7CFE30" box="[393,523,367,391]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/GU109233" pageId="38" pageNumber="39">GU109233</accessionNumber>
),
<collectionCode id="ED5EAE61FFCBFFF7FDDFFE80DD04FE30" LSID="urn:lsid:biocol.org:col:35271" box="[542,627,367,391]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:35271" name="Royal Belgian Institute of Natural Sciences" pageId="38" pageNumber="39">RBINS</collectionCode>
,
<collectionCode id="ED5EAE61FFCBFFF7FDBEFE9FDDC6FE30" box="[639,689,368,391]" pageId="38" pageNumber="39">INV</collectionCode>
.
<date id="FFF11064FFCBFFF7FD7DFE80DC64FE30" box="[700,787,367,391]" pageId="38" pageNumber="39" value="59-10-09">100959</date>
. — R/V “Polarstern” cruise ANT–XXIII/8, Larsen B, sta. 713–1,
<geoCoordinate id="EE7B5063FFCBFFF7FF2CFE7BDE32FE1B" box="[237,325,404,428]" direction="south" orientation="latitude" pageId="38" pageNumber="39" precision="925" value="-65.1">65°06'S</geoCoordinate>
<geoCoordinate id="EE7B5063FFCBFFF7FE8FFE7BDEC5FE1B" box="[334,434,404,428]" direction="west" orientation="longitude" pageId="38" pageNumber="39" precision="925" value="-60.766666">60°46'W</geoCoordinate>
,
<quantity id="4CB79B41FFCBFFF7FE7EFE7BDD7DFE1B" box="[447,522,404,428]" metricMagnitude="2" metricUnit="m" metricValue="2.9899999999999998" pageId="38" pageNumber="39" unit="m" value="299.0">299 m</quantity>
, amphipod trap,
<date id="FFF11064FFCBFFF7FD0CFE7BDC12FE1B" box="[717,869,404,428]" pageId="38" pageNumber="39" value="2007-01-18" valueMax="2007-01-19" valueMin="2007-01-18">18–19.i.2007</date>
.
<specimenCount id="9D49FD2DFFCBFFF7FCB0FE7BDCAFFE1B" box="[881,984,404,428]" pageId="38" pageNumber="39" type="female">1 female</specimenCount>
, dissected and mounted on 12 slides in Euparal,
<collectionCode id="ED5EAE61FFCBFFF7FF3DFE58DE26FE78" LSID="urn:lsid:biocol.org:col:35271" box="[252,337,439,463]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:35271" name="Royal Belgian Institute of Natural Sciences" pageId="38" pageNumber="39">RBINS</collectionCode>
,
<collectionCode id="ED5EAE61FFCBFFF7FE9DFE58DEE5FE78" box="[348,402,439,463]" pageId="38" pageNumber="39">INV</collectionCode>
.
<date id="FFF11064FFCBFFF7FE57FE58DE98FE78" box="[406,495,439,463]" pageId="38" pageNumber="39" value="89-10-09">100989</date>
/1-12.
</paragraph>
</subSubSection>
<subSubSection id="C355652FFFCBFFF6FF08FE34DC65FF18" lastPageId="39" lastPageNumber="40" pageId="38" pageNumber="39" type="diagnosis">
<paragraph id="8BF036A4FFCBFFF7FF08FE34DE35FC37" blockId="38.[151,1437,151,896]" pageId="38" pageNumber="39">
<emphasis id="B93BEAB6FFCBFFF7FF08FE34DE34FE43" bold="true" box="[201,323,475,500]" pageId="38" pageNumber="39">Diagnosis.</emphasis>
<emphasis id="B93BEAB6FFCBFFF7FE8AFE32DE02FE43" box="[331,373,477,500]" italics="true" pageId="38" pageNumber="39">Eye</emphasis>
dark brownish/reddish when alive.
<emphasis id="B93BEAB6FFCBFFF7FCCAFE32DC15FE43" box="[779,866,477,500]" italics="true" pageId="38" pageNumber="39">Somites</emphasis>
of pereon and pleosome without posterior humps.
<emphasis id="B93BEAB6FFCBFFF7FF56FDEFDE21FDAF" box="[151,342,512,536]" italics="true" pageId="38" pageNumber="39">Mandibular palp</emphasis>
inserted just proximal to molar process.
<emphasis id="B93BEAB6FFCBFFF7FCDFFDEFDCB7FDAF" box="[798,960,512,536]" italics="true" pageId="38" pageNumber="39">Molar process</emphasis>
narrow.
<emphasis id="B93BEAB6FFCBFFF7FBE3FDEFDBC2FDAF" box="[1058,1205,512,536]" italics="true" pageId="38" pageNumber="39">Gnathopod 1</emphasis>
: basis, anterior margin straight, palm transverse, with basis 2.2 x, ischium 1.9 x, merus 1.5 x, carpus 0.8 x, propodus 1.8 x as long as wide.
<emphasis id="B93BEAB6FFCBFFF7FF1CFDA7DE05FDD7" box="[221,370,584,608]" italics="true" pageId="38" pageNumber="39">Gnathopod 2</emphasis>
: carpus 2.6 x as long as wide.
<emphasis id="B93BEAB6FFCBFFF7FD1AFDA7DC2AFDD7" box="[731,861,584,608]" italics="true" pageId="38" pageNumber="39">Pereopod 3</emphasis>
: propodus with about 14 spines or pairs of spines (which are small).
<emphasis id="B93BEAB6FFCBFFF7FEB1FD83DD67FD33" box="[368,528,620,644]" italics="true" pageId="38" pageNumber="39">Pereopod 3–7</emphasis>
: on propodus, broadest spine of each pair or triplet with tip acute to subacute.
<emphasis id="B93BEAB6FFCBFFF7FF56FD7FDF9EFD1F" box="[151,233,656,680]" italics="true" pageId="38" pageNumber="39">Coxa 4</emphasis>
angular posteroventrally.
<emphasis id="B93BEAB6FFCBFFF7FDD3FD7FDDE2FD10" box="[530,661,656,680]" italics="true" pageId="38" pageNumber="39">Pereopod 5</emphasis>
: coxa as long as broad; posterior half of basis extremely expanded; merus with setae posteriorly and a few posterodistal fairly slender spines. Ratio length/width of merus of
<emphasis id="B93BEAB6FFCBFFF7FA95FD5ADF8AFD58" italics="true" pageId="38" pageNumber="39">pereopods 5–7</emphasis>
: 1.4; 1.7; 1.8. Ratio length/width of carpus of
<emphasis id="B93BEAB6FFCBFFF7FCCDFD37DCC6FD58" box="[780,945,728,752]" italics="true" pageId="38" pageNumber="39">pereopods 5–7</emphasis>
: 1.8; 2.3; 2.1. Posterodistal angle of carpus of
<emphasis id="B93BEAB6FFCBFFF7FF75FD13DE2FFCA3" box="[180,344,764,788]" italics="true" pageId="38" pageNumber="39">pereopods 5–7</emphasis>
with spines of normal length and stoutness.
<emphasis id="B93BEAB6FFCBFFF7FC84FD13DCB2FCA3" box="[837,965,764,788]" italics="true" pageId="38" pageNumber="39">Pereopod 7</emphasis>
: carpus anterior margin normally spinose, posterior border of carpus and propodus with posterodistal spines only.
<emphasis id="B93BEAB6FFCBFFF7FC1FFCCEDB13FC8F" box="[990,1124,800,824]" italics="true" pageId="38" pageNumber="39">Epimeron 3</emphasis>
posterior margin regularly rounded.
<emphasis id="B93BEAB6FFCBFFF7FEC1FCABDE1CFCEB" box="[256,363,836,860]" italics="true" pageId="38" pageNumber="39">Uropod 3</emphasis>
with medial margin of both rami with many long setae, inner ramus not reaching tip of article 1 of outer ramus.
</paragraph>
<caption id="DF30662CFFCBFFF7FF56F861DB9AF874" httpUri="https://zenodo.org/record/281028/files/figure.png" pageId="38" pageNumber="39" targetBox="[151,1436,949,1912]" targetPageId="38">
<paragraph id="8BF036A4FFCBFFF7FF56F861DB9AF874" blockId="38.[151,1436,1934,1987]" pageId="38" pageNumber="39">
<emphasis id="B93BEAB6FFCBFFF7FF56F861DE68F814" bold="true" box="[151,287,1934,1957]" pageId="38" pageNumber="39">FIGURE 26.</emphasis>
Swarms of
<taxonomicName id="4C4F4D27FFCBFFF7FE59F861DC6CF813" authority="Hurley, 1965" authorityName="Hurley" authorityYear="1965" box="[408,795,1934,1956]" class="Malacostraca" family="Lysianassidae" genus="Pseudorchomene" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="38" pageNumber="39" phylum="Arthropoda" rank="species" species="plebs">
<emphasis id="B93BEAB6FFCBFFF7FE59F861DDF7F813" box="[408,640,1934,1956]" italics="true" pageId="38" pageNumber="39">Pseudorchomene plebs</emphasis>
(Hurley, 1965)
</taxonomicName>
and one
<taxonomicName id="4C4F4D27FFCBFFF7FCB7F861DC9FF813" box="[886,1000,1934,1956]" class="Malacostraca" family="Cirolanidae" genus="Natatolana" kingdom="Animalia" order="Isopoda" pageId="38" pageNumber="39" phylum="Arthropoda" rank="genus">
<emphasis id="B93BEAB6FFCBFFF7FCB7F861DC9FF813" box="[886,1000,1934,1956]" italics="true" pageId="38" pageNumber="39">Natatolana</emphasis>
</taxonomicName>
sp., scavenging on dead fish in baited trap, ANT–XXIII/8 sta. 625–1/625–2, Elephant Island, trap deployed on 23.xii.2006 and hauled up on 25.xii.2006.
</paragraph>
</caption>
<paragraph id="8BF036A4FFCAFFF6FF08FF78DC65FF18" blockId="39.[151,1436,151,679]" box="[201,786,151,176]" pageId="39" pageNumber="40">
<emphasis id="B93BEAB6FFCAFFF6FF08FF78DEFAFF07" bold="true" box="[201,397,151,176]" pageId="39" pageNumber="40">Maximal length.</emphasis>
Up to
<quantity id="4CB79B41FFCAFFF6FE1BFF78DD5EFF18" box="[474,553,151,175]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" pageId="39" pageNumber="40" unit="mm" value="25.0">25 mm</quantity>
(
<bibRefCitation id="EFDE4B55FFCAFFF6FDF6FF78DC72FF18" author="Dauby" box="[567,773,151,176]" pageId="39" pageNumber="40" refString="Dauby, P., Scailteur, Y., De Broyer, C. (2001) Trophic diversity within the eastern Weddell Sea amphipod community. Hydrobiologia, 443, 69 - 81." type="journal article" year="2001">
Dauby
<emphasis id="B93BEAB6FFCAFFF6FD4BFF76DDB4FF07" box="[650,707,152,176]" italics="true" pageId="39" pageNumber="40">et al.</emphasis>
2001
</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C355652FFFCAFFF6FF08FF54DB4BFF40" pageId="39" pageNumber="40" type="distribution">
<paragraph id="8BF036A4FFCAFFF6FF08FF54DB4BFF40" blockId="39.[151,1436,151,679]" pageId="39" pageNumber="40">
<emphasis id="B93BEAB6FFCAFFF6FF08FF54DE15FF63" bold="true" box="[201,354,187,212]" pageId="39" pageNumber="40">Distribution.</emphasis>
Circum-Antarctic, as far north as South Orkneys and
<collectingCountry id="F3587634FFCAFFF6FC12FF53DB39FF63" box="[979,1102,188,212]" name="Australia" pageId="39" pageNumber="40">Macquarie</collectingCountry>
,
<quantity id="4CB79B41FFCAFFF6FB9AFF53DBB9FF63" box="[1115,1230,188,212]" metricMagnitude="3" metricUnit="m" metricValue="1.4445" metricValueMax="2.889" metricValueMin="0.0" pageId="39" pageNumber="40" unit="m" value="1444.5" valueMax="2889.0" valueMin="0.0">0–2889 m</quantity>
(
<bibRefCitation id="EFDE4B55FFCAFFF6FB1EFF53DFA4FF40" author="De" pageId="39" pageNumber="40" refString="De Broyer, C., Lowry, J. K., JaZdZewski, K. &amp; Robert, H. (2007) Catalogue of the Gammaridean and Corophiidean Amphipoda (Crustacea) of the Southern Ocean with distribution and ecological data. In: De Broyer, C. (Ed), Census of Antarctic Marine Life: Synopsis of the Amphipoda of the Southern Ocean. Bulletin de l'Institut Royal des Sciences Naturelles de Belgique / Bulletin van het Koninklijk Belgisch Instituut voor Natuurwetenschappen, Biologie, 77, supplement 1, 1 - 325." type="journal article" year="2007">
<collectingCountry id="F3587634FFCAFFF6FB1EFF53DA76FF63" box="[1247,1281,188,212]" name="South Georgia and the South Sandwich Islands" pageId="39" pageNumber="40">De</collectingCountry>
Broyer
<emphasis id="B93BEAB6FFCAFFF6FAA3FF52DAEBFF63" box="[1378,1436,188,212]" italics="true" pageId="39" pageNumber="40">et al.</emphasis>
2007
</bibRefCitation>
; Havermans
<emphasis id="B93BEAB6FFCAFFF6FEA5FF0EDEEBFF4F" box="[356,412,224,248]" italics="true" pageId="39" pageNumber="40">et al.</emphasis>
2011), mostly between
<quantity id="4CB79B41FFCAFFF6FD68FF30DC50FF40" box="[681,807,223,247]" metricMagnitude="2" metricUnit="m" metricValue="6.0" metricValueMax="8.0" metricValueMin="4.0" pageId="39" pageNumber="40" unit="m" value="600.0" valueMax="800.0" valueMin="400.0">400–800 m</quantity>
(
<bibRefCitation id="EFDE4B55FFCAFFF6FCF7FF30DB47FF40" author="De" box="[822,1072,223,248]" pageId="39" pageNumber="40" refString="De Broyer, C., Nyssen, F. &amp; Dauby, P. (2004) The crustacean scavenger guild in Antarctic shelf bathyal and abyssal communities. Deep - Sea Research II, 51, 1733 - 1752." type="journal article" year="2004">
<collectingCountry id="F3587634FFCAFFF6FCF7FF30DC2FFF40" box="[822,856,223,247]" name="South Georgia and the South Sandwich Islands" pageId="39" pageNumber="40">De</collectingCountry>
Broyer
<emphasis id="B93BEAB6FFCAFFF6FC75FF0EDC9AFF4F" box="[948,1005,224,248]" italics="true" pageId="39" pageNumber="40">et al.</emphasis>
2004
</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C355652FFFCAFFF6FF08FEECDD02FD8B" pageId="39" pageNumber="40" type="biology_ecology">
<paragraph id="8BF036A4FFCAFFF6FF08FEECDD02FD8B" blockId="39.[151,1436,151,679]" pageId="39" pageNumber="40">
<emphasis id="B93BEAB6FFCAFFF6FF08FEECDE5EFEAB" bold="true" box="[201,297,259,284]" pageId="39" pageNumber="40">Biology.</emphasis>
&quot;... collected by midwater trawls, indicating a bentho-pelagic way of life. Stomach and gut contents varied from one individual to another. Crustacean parts (eyes or ommatidia, appendages and chitinous plates) were frequent. Some individuals contained fragments of carrion (muscles), while others had ingested diatoms. It is worth noting that
<taxonomicName id="4C4F4D27FFCAFFF6FED9FE9FDE04FE3F" box="[280,371,368,392]" class="Malacostraca" family="Lysianassidae" genus="Pseudorchomene" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="39" pageNumber="40" phylum="Arthropoda" rank="species" species="plebs">
<emphasis id="B93BEAB6FFCAFFF6FED9FE9FDE04FE3F" box="[280,371,368,392]" italics="true" pageId="39" pageNumber="40">A. plebs</emphasis>
</taxonomicName>
is more commonly found in baited traps (from 1 to 98% of attracted amphipods) than
<taxonomicName id="4C4F4D27FFCAFFF6FA86FE9FDAEBFE3F" box="[1351,1436,368,392]" class="Malacostraca" family="Lysianassidae" genus="Pseudorchomene" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="39" pageNumber="40" phylum="Arthropoda" rank="species" species="rossi">
<emphasis id="B93BEAB6FFCAFFF6FA86FE9FDAEBFE3F" box="[1351,1436,368,392]" italics="true" pageId="39" pageNumber="40">A. rossi</emphasis>
</taxonomicName>
(only few specimens), which could indicate a preference for scavenging&quot; (
<bibRefCitation id="EFDE4B55FFCAFFF6FC2BFE7BDBC8FE1B" author="Dauby" box="[1002,1215,404,428]" pageId="39" pageNumber="40" refString="Dauby, P., Scailteur, Y., De Broyer, C. (2001) Trophic diversity within the eastern Weddell Sea amphipod community. Hydrobiologia, 443, 69 - 81." type="journal article" year="2001">
Dauby
<emphasis id="B93BEAB6FFCAFFF6FBFEFE7ADB0EFE1B" box="[1087,1145,404,428]" italics="true" pageId="39" pageNumber="40">et al.</emphasis>
2001
</bibRefCitation>
). While it is not an obligatory scavenger,
<emphasis id="B93BEAB6FFCAFFF6FE55FE56DE9EFE67" box="[404,489,440,464]" italics="true" pageId="39" pageNumber="40">P. p l e b s</emphasis>
often enters baited traps in considerable swarms (hence the name of the species) (
<figureCitation id="13742A21FFCAFFF6FF5EFE33DF85FE43" box="[159,242,476,500]" captionStart="FIGURE 26" captionStartId="38.[151,250,1934,1957]" captionTargetBox="[151,1436,949,1912]" captionTargetId="figure@38.[151,1436,949,1913]" captionTargetPageId="38" captionText="FIGURE 26. Swarms of Pseudorchomene plebs (Hurley, 1965) and one Natatolana sp., scavenging on dead fish in baited trap, ANT – XXIII / 8 sta. 625 – 1 / 625 – 2, Elephant Island, trap deployed on 23. xii. 2006 and hauled up on 25. xii. 2006." httpUri="https://zenodo.org/record/281028/files/figure.png" pageId="39" pageNumber="40">Fig. 26</figureCitation>
), sometimes of thousands of specimens (
<bibRefCitation id="EFDE4B55FFCAFFF6FD7AFE33DC9DFE43" author="Rakusa-Suszczewski" box="[699,1002,476,500]" pageId="39" pageNumber="40" refString="Rakusa-Suszczewski, S. (1982) The biology and metabolism of Orchomene plebs (Hurley 1965) (Amphipoda: Gammaridea) from McMurdo Sound, Ross Sea, Antarctic. Polar Biology, 1 (1), 47 - 54." type="journal article" year="1982">Rakusa-Suszczewski 1982</bibRefCitation>
;
<bibRefCitation id="EFDE4B55FFCAFFF6FC37FE32DA69FE43" author="De" box="[1014,1310,476,501]" pageId="39" pageNumber="40" refString="De Broyer, C. &amp; Klages, M. (1990) Studies on amphipod biology. In: Arntz, W., Ernst, W. &amp; Hempel, I. (Eds), The Expedition ANTARKTIS VII / 4 (EPOS Leg 3) and VII / 5 of RV &quot; Polarstern &quot; in 1989. Berichte zur Polarforschung, 68, 113 - 115." type="journal article" year="1990">
<collectingCountry id="F3587634FFCAFFF6FC37FE32DB60FE43" box="[1014,1047,477,500]" name="South Georgia and the South Sandwich Islands" pageId="39" pageNumber="40">De</collectingCountry>
Broyer &amp; Klages 1990
</bibRefCitation>
; d'Udekem d'Acoz &amp; Robert 2008, Havermans &amp; Robert
<emphasis id="B93BEAB6FFCAFFF6FD55FDEEDD9DFDAF" box="[660,746,513,536]" italics="true" pageId="39" pageNumber="40">in press</emphasis>
). Such swarms are able to devour fish carcasses in three days, leaving perfectly clean skeletons (
<figureCitation id="13742A21FFCAFFF6FDD5FDCBDD1EFD8B" box="[532,617,548,572]" captionStart="FIGURE 27" captionStartId="39.[151,250,1315,1338]" captionTargetBox="[151,1436,733,1294]" captionTargetId="figure@39.[151,1436,733,1294]" captionTargetPageId="39" captionText="FIGURE 27. Fish skeleton from a baited trap, cleaned up by swarms of Pseudorchomene plebs (Hurley, 1965) (and by a few Natatolana spp.); ANT – XXIII / 8 sta. 625 – 1 / 625 – 2, Elephant Island, trap deployed on 23. xii. 2006 and hauled up on 25. xii. 2006." httpUri="https://zenodo.org/record/281029/files/figure.png" pageId="39" pageNumber="40">Fig. 27</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C355652FFFCAFFF6FF08FDA7DDB8FD10" pageId="39" pageNumber="40" type="discussion">
<paragraph id="8BF036A4FFCAFFF6FF08FDA7DDB8FD10" blockId="39.[151,1436,151,679]" pageId="39" pageNumber="40">
<emphasis id="B93BEAB6FFCAFFF6FF08FDA7DE4AFDD7" bold="true" box="[201,317,584,608]" pageId="39" pageNumber="40">Remarks.</emphasis>
In
<figureCitation id="13742A21FFCAFFF6FEA0FDA8DEC9FDE8" box="[353,446,583,607]" captionStart="FIGURE 2" captionStartId="8.[151,250,1297,1320]" captionTargetBox="[163,1432,185,1286]" captionTargetId="figure@8.[163,1432,185,1286]" captionTargetPageId="8" captionText="FIGURE 2. Pseudorchomene coatsi (Chilton, 1912), female, 19 mm, habitus, ANT – XIX / 3 – 4 (ANDEEP I &amp; II), sta. 0 83, West of Elephant Island." httpUri="https://zenodo.org/record/281004/files/figure.png" pageId="39" pageNumber="40">Figure 2</figureCitation>
of
<bibRefCitation id="EFDE4B55FFCAFFF6FE23FDA8DDF8FDE8" author="Hurley" box="[482,655,583,607]" pageId="39" pageNumber="40" refString="Hurley, D. E. (1965 a) A common but hitherto undescribed species of Orchomenella (Crustacea: Amphipoda: Family Lysianassidae) from the Ross Sea. Transactions of the Royal Society of New Zealand, 6 (11), 107 - 113." type="journal article" year="1965" yearSuffix="a">Hurley (1965a)</bibRefCitation>
, the illustration labelled ‘epimeron 3’ is actually (left) epimeron 2 and that labelled ‘epimera 1–2’ shows (left) epimera 1 and 3. Coxa 4 of the same Hurley’s illustration does not look as angular posteriorly as in specimens studied herein.
</paragraph>
</subSubSection>
</treatment>
</document>
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