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<document id="3EF40C8CDE178B44F902B31DF05C145E" ID-DOI="10.1080/00222930500450879" ID-ISSN="1464-5262" ID-Zenodo-Dep="5221058" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1629368134320" checkinUser="felipe" docAuthor="Błażewicz-Paszkowycz, Magdalena" docDate="2005" docId="03A787E0FF83FF94FE50FEAEFD484715" docLanguage="en" docName="JNatHist.39.45.3847-3901.pdf" docOrigin="Journal of Natural History 39 (45)" docSource="http://dx.doi.org/10.1080/00222930500450879" docStyle="DocumentStyle:5A9EB2ED5589A523F0236C66DE2A6BA8.4:JNatHist.2005-2007.journal_article.1cover" docStyleId="5A9EB2ED5589A523F0236C66DE2A6BA8" docStyleName="JNatHist.2005-2007.journal_article.1cover" docStyleVersion="4" docTitle="Peraeospinosus exiliremis Błażewicz-Paszkowycz 2005, n. sp." docType="treatment" docVersion="3" lastPageNumber="3888" masterDocId="FF9EFF98FFA5FFBEFFF1FFECFFE04354" masterDocTitle="Revision of the genus Peraeospinosus Sieg, 1986 (Crustacea: Peracarida: Tanaidacea)" masterLastPageNumber="3901" masterPageNumber="3847" pageNumber="3884" updateTime="1699069673358" updateUser="plazi" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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<mods:title id="48016D85002545C4B99DDE67112C8D3C">Revision of the genus Peraeospinosus Sieg, 1986 (Crustacea: Peracarida: Tanaidacea)</mods:title>
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<mods:namePart id="B70C7B97A4EF99ACE332B7950D96CB18">Błażewicz-Paszkowycz, Magdalena</mods:namePart>
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<mods:title id="2469EC152347EC8DA1AEB0578C483205">Journal of Natural History</mods:title>
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<mods:date id="346F76F2335106572C134F22DFC132E3">2005</mods:date>
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<mods:number id="4D96C5FA9896552D0C41062F2DD5BB24">2006-01-30</mods:number>
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<mods:number id="51192B332923C70C28B85A9CEA3BF4DC">39</mods:number>
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<mods:number id="FD470C86FA14A319646D0668BE942F49">45</mods:number>
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<mods:identifier id="24ACCD04D1AEF0D8BEC121E2A3C74524" type="ISSN">1464-5262</mods:identifier>
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<subSubSection id="C314657DFF83FF98FE50FEAEFCA0420E" box="[417,832,322,346]" pageId="38" pageNumber="3884" type="nomenclature">
<paragraph id="8BB136F6FF83FF98FE50FEAEFCA0420E" blockId="38.[417,832,322,378]" box="[417,832,322,346]" pageId="38" pageNumber="3884">
<heading id="D0F9819AFF83FF98FE50FEAEFCA0420E" box="[417,832,322,346]" centered="true" fontSize="10" level="2" pageId="38" pageNumber="3884" reason="4">
<taxonomicName id="4C0E4D75FF83FF98FE50FEAEFD16420E" ID-CoL="773MR" authority="Błażewicz-Paszkowycz, 2005" authorityName="Błażewicz-Paszkowycz" authorityYear="2005" box="[417,758,322,346]" class="Malacostraca" family="Typhlotanaidae" genus="Peraeospinosus" kingdom="Animalia" order="Tanaidacea" pageId="38" pageNumber="3884" phylum="Arthropoda" rank="species" species="exiliremis" status="sp. nov.">
<emphasis id="B97AEAE4FF83FF98FE50FEAEFD16420E" bold="true" box="[417,758,322,346]" italics="true" pageId="38" pageNumber="3884">Peraeospinosus exiliremis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A249579FFF83FF98FD0EFEAEFCA0420E" box="[767,832,322,346]" pageId="38" pageNumber="3884" rank="species">n. sp.</taxonomicNameLabel>
</heading>
</paragraph>
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<subSubSection id="C314657DFF83FF94FDE3FE8EFD484715" lastPageId="42" lastPageNumber="3888" pageId="38" pageNumber="3884" type="description">
<paragraph id="8BB136F6FF83FF98FDE3FE8EFD2C422E" blockId="38.[417,832,322,378]" box="[530,716,354,378]" pageId="38" pageNumber="3884">
(
<figureCitation id="13352A73FF83FF98FDEBFE8EFD77422E" box="[538,663,354,378]" captionStart="Figure 17" captionStartId="39.[138,198,1636,1655]" captionTargetBox="[289,1035,172,1592]" captionTargetId="figure-0@39.[283,1040,163,1600]" captionTargetPageId="39" captionText="Figure 17. Peraeospinosus exiliremis n. sp., female. (A) Dorsal view; (B) antennule; (C) antenna; (D) molar of mandible; (E) maxillule; (G) maxilliped; (F) cheliped. Scale bars: 1.0 mm (A); 0.1 mm (BF)." figureDoi="http://doi.org/10.5281/zenodo.5221100" httpUri="https://zenodo.org/record/5221100/files/figure.png" pageId="38" pageNumber="3884">Figures 17</figureCitation>
,
<figureCitation id="13352A73FF83FF98FD54FE8EFD23422E" box="[677,707,354,378]" captionStart="Figure 18" captionStartId="40.[125,185,1637,1656]" captionTargetBox="[165,1136,224,1595]" captionTargetId="figure-1@40.[159,1139,210,1602]" captionTargetPageId="40" captionText="Figure 18. Peraeospinosus exiliremis n. sp., paratype female (USNM 1082153). (AF) Pereopods 16; (G) pleopod; (H) uropod. Scale bars: 0.1 mm." figureDoi="http://doi.org/10.5281/zenodo.5221102" httpUri="https://zenodo.org/record/5221102/files/figure.png" pageId="38" pageNumber="3884">18</figureCitation>
)
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFE5DFB7442AD" blockId="38.[125,332,433,455]" lastBlockId="38.[125,1172,481,601]" pageId="38" pageNumber="3884">
<emphasis id="B97AEAE4FF83FF98FF8CFE5DFEAC429D" box="[125,332,433,457]" italics="true" pageId="38" pageNumber="3884">Material examined</emphasis>
<materialsCitation id="3B663CABFF83FF98FF8CFE0DFB7442AD" accessionNumber="ZMH 40990" box="[125,1172,480,505]" collectionCode="ZMH" latitude="-58.41615" pageId="38" pageNumber="3884" specimenCount="1" specimenCount-female="1" typeStatus="holotype">
<typeStatus id="54B58854FF83FF98FF8CFE0DFF0D42AD" box="[125,237,481,505]" pageId="38" pageNumber="3884" type="holotype">Holotype</typeStatus>
: non-ovigerous
<specimenCount id="9D08FD7FFF83FF98FE32FE0CFE3142AD" box="[451,465,480,505]" pageId="38" pageNumber="3884" type="female"></specimenCount>
(
<collectionCode id="ED1FAE33FF83FF98FE01FE0DFDD642AD" box="[496,566,481,505]" country="Germany" httpUri="http://grbio.org/cool/kdnf-0379" name="Zoologisches Museum Hamburg" pageId="38" pageNumber="3884" type="Museum">ZMH</collectionCode>
40990), ANDEEP PS 61/114-4;
<geoCoordinate id="EE3A5031FF83FF98FBF8FE0DFB6F42AD" box="[1033,1167,481,505]" degrees="58" direction="south" minutes="24.969" orientation="latitude" pageId="38" pageNumber="3884" precision="1" value="-58.41615">
58
<emphasis id="B97AEAE4FF83FF98FBD6FE0DFBD142AD" bold="true" box="[1063,1073,481,505]" italics="true" pageId="38" pageNumber="3884">°</emphasis>
24.969S
</geoCoordinate>
,
</materialsCitation>
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFDEDFE5C410D" blockId="38.[125,1172,481,601]" pageId="38" pageNumber="3884">
<materialsCitation id="3B663CABFF83FF98FF8CFDEDFE58410D" collectingDate="2002-03-22" collectionCode="USNM" elevation="2293" longitude="-25.01415" pageId="38" pageNumber="3884" specimenCode="USNM 1082153" specimenCount="1" specimenCount-female="1" typeStatus="paratype">
<geoCoordinate id="EE3A5031FF83FF98FF8CFDEDFEE0414D" box="[125,256,513,537]" degrees="25" direction="west" minutes="0.849" orientation="longitude" pageId="38" pageNumber="3884" precision="1" value="-25.01415">
25
<emphasis id="B97AEAE4FF83FF98FF6AFDEDFF45414D" bold="true" box="[155,165,513,537]" italics="true" pageId="38" pageNumber="3884">°</emphasis>
0.849W
</geoCoordinate>
;
<date id="FFB01036FF83FF98FEE1FDEDFE30414D" box="[272,464,513,537]" pageId="38" pageNumber="3884" value="2002-03-22">
<collectingDate id="EFF4E9DEFF83FF98FEE1FDEDFE30414D" box="[272,464,513,537]" pageId="38" pageNumber="3884" value="2002-03-22">22 March 2002</collectingDate>
</date>
, multibox corer, depth
<quantity id="4CF69B13FF83FF98FD03FDEDFCAD414D" box="[754,845,513,537]" metricMagnitude="3" metricUnit="m" metricValue="2.293" pageId="38" pageNumber="3884" unit="m" value="2293.0">
<elevation id="0023D1C5FF83FF98FD03FDEDFCAD414D" box="[754,845,513,537]" metricMagnitude="3" metricUnit="m" metricValue="2.293" pageId="38" pageNumber="3884" unit="m" value="2293.0">2293 m</elevation>
</quantity>
.
<typeStatus id="54B58854FF83FF98FCADFDEDFC26414D" box="[860,966,513,537]" pageId="38" pageNumber="3884" type="paratype">Paratype</typeStatus>
: non-ovigerous
<specimenCount id="9D08FD7FFF83FF98FB77FDECFB74414D" box="[1158,1172,512,537]" pageId="38" pageNumber="3884" type="female"></specimenCount>
dissected on the slides (
<specimenCode id="DBA89E8DFF83FF98FE60FDCDFDBF416D" box="[401,607,545,569]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="38" pageNumber="3884" type="Museum">USNM 1082153</specimenCode>
),
<emphasis id="B97AEAE4FF83FF98FD85FDCDFD25416D" box="[628,709,545,569]" italics="true" pageId="38" pageNumber="3884">Eltanin</emphasis>
12, Sta. 991, 60
<emphasis id="B97AEAE4FF83FF98FC7AFDCDFC75416D" bold="true" box="[907,917,545,569]" italics="true" pageId="38" pageNumber="3884">°</emphasis>
579S, 56
<emphasis id="B97AEAE4FF83FF98FC08FDCDFBE3416D" bold="true" box="[1017,1027,545,569]" italics="true" pageId="38" pageNumber="3884">°</emphasis>
529W; Blake trawl, depth 3020 fathoms
</materialsCitation>
.
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFD7DFF0641FD" blockId="38.[125,230,657,681]" box="[125,230,657,681]" pageId="38" pageNumber="3884">
<emphasis id="B97AEAE4FF83FF98FF8CFD7DFF0641FD" box="[125,230,657,681]" italics="true" pageId="38" pageNumber="3884">Diagnosis</emphasis>
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFD2DFBCE408C" blockId="38.[125,1172,705,984]" pageId="38" pageNumber="3884">
<emphasis id="B97AEAE4FF83FF98FF8CFD2DFE75418D" box="[125,405,705,729]" italics="true" pageId="38" pageNumber="3884">Female without oostegites.</emphasis>
Body about 8.5 times as long as wide. Carapace smooth, swollen, as long as wide, truncated anteriorly. Pereonite 1 subequal to carapace length (0.8), rostrum distinctive. Pereonites 15 trapezoidal, longer than wide. Pereonite 6 very short (2.5 times as wide as long). Pleon narrower than pereonites, pleon 0.7 times carapace length, twice as long as pereonite 6. Pleotelson rectangular. Antennule article 3 three times as long as article 2. Propodus of pereopod 2 length: width ratio about 4.5. Pereopods 46 merus and carpus with few strong and rarely distributed spines. One distal seta of pereopod 6 propodus longer than unguis, other two well-calcified. Pleopods with weakly developed setae (most are short and simple). Uropod exopod slightly longer than endopod.
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFBE3FF0E4773" blockId="38.[125,238,1039,1063]" box="[125,238,1039,1063]" pageId="38" pageNumber="3884">
<emphasis id="B97AEAE4FF83FF98FF8CFBE3FF0E4773" box="[125,238,1039,1063]" italics="true" pageId="38" pageNumber="3884">Etymology</emphasis>
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFBD3FC744723" blockId="38.[125,1172,1087,1143]" pageId="38" pageNumber="3884">
The name reflects the weakly developed pleopods that are used by tanaids for swimming or producing water current in tubes (Latin:
<emphasis id="B97AEAE4FF83FF98FD90FBB3FD764723" box="[609,662,1119,1143]" italics="true" pageId="38" pageNumber="3884">exilis</emphasis>
+
<emphasis id="B97AEAE4FF83FF98FD54FB8CFD044723" box="[677,740,1120,1143]" italics="true" pageId="38" pageNumber="3884">remus</emphasis>
5meagre+oar).
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFB43FF154793" blockId="38.[125,245,1199,1223]" box="[125,245,1199,1223]" pageId="38" pageNumber="3884">
<emphasis id="B97AEAE4FF83FF98FF8CFB43FF154793" box="[125,245,1199,1223]" italics="true" pageId="38" pageNumber="3884">Description</emphasis>
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFB33FCB047A3" blockId="38.[125,848,1247,1271]" box="[125,848,1247,1271]" pageId="38" pageNumber="3884">
Female without oostegites, body length
<quantity id="4CF69B13FF83FF98FDA3FB33FD4A47A3" box="[594,682,1247,1271]" metricMagnitude="-3" metricUnit="m" metricValue="6.8" pageId="38" pageNumber="3884" unit="mm" value="6.8">6.8 mm</quantity>
(
<figureCitation id="13352A73FF83FF98FD4AFB33FCA347A3" box="[699,835,1247,1271]" captionStart="Figure 17" captionStartId="39.[138,198,1636,1655]" captionTargetBox="[289,1035,172,1592]" captionTargetId="figure-0@39.[283,1040,163,1600]" captionTargetPageId="39" captionText="Figure 17. Peraeospinosus exiliremis n. sp., female. (A) Dorsal view; (B) antennule; (C) antenna; (D) molar of mandible; (E) maxillule; (G) maxilliped; (F) cheliped. Scale bars: 1.0 mm (A); 0.1 mm (BF)." figureDoi="http://doi.org/10.5281/zenodo.5221100" httpUri="https://zenodo.org/record/5221100/files/figure.png" pageId="38" pageNumber="3884">Figure 17A</figureCitation>
).
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFAF2FD6B4662" blockId="38.[125,651,1310,1334]" box="[125,651,1310,1334]" pageId="38" pageNumber="3884">
<emphasis id="B97AEAE4FF83FF98FF8CFAF2FF5F4662" box="[125,191,1310,1334]" italics="true" pageId="38" pageNumber="3884">Body.</emphasis>
Body about 8.5 times as long as wide.
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFAB2FB754622" blockId="38.[125,1173,1374,1398]" box="[125,1173,1374,1398]" pageId="38" pageNumber="3884">
<emphasis id="B97AEAE4FF83FF98FF8CFAB2FEC44622" box="[125,292,1374,1398]" italics="true" pageId="38" pageNumber="3884">Cephalothorax.</emphasis>
Carapace smooth, as long as wide, swollen posteriorly, truncated anteriorly.
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFA72FBB64682" blockId="38.[125,1172,1438,1494]" pageId="38" pageNumber="3884">
<emphasis id="B97AEAE4FF83FF98FF8CFA72FF1146E2" box="[125,241,1438,1462]" italics="true" pageId="38" pageNumber="3884">Pereonites.</emphasis>
Pereonite 1 trapezoidal, about as long as wide, pereonites 25 narrowed medially, little longer than wide. Pereonite 6 very short (2.5 times wider than long).
</paragraph>
<paragraph id="8BB136F6FF83FF98FF8CFA11FE234561" blockId="38.[125,1172,1533,1589]" pageId="38" pageNumber="3884">
<emphasis id="B97AEAE4FF83FF98FF8CFA11FF214541" box="[125,193,1533,1557]" italics="true" pageId="38" pageNumber="3884">Pleon.</emphasis>
Pleon narrower than pereon; twice as long as pereonite 6. All pleonites similar in size. Pleotelson rectangular.
</paragraph>
<paragraph id="8BB136F6FF83FF97FF8CF9B1FD5D4394" blockId="38.[125,1172,1629,1685]" lastBlockId="41.[138,1184,136,192]" lastPageId="41" lastPageNumber="3887" pageId="38" pageNumber="3884">
<emphasis id="B97AEAE4FF83FF98FF8CF9B1FE6C4521" box="[125,396,1629,1653]" italics="true" pageId="38" pageNumber="3884">
Antennule (
<figureCitation id="13352A73FF83FF98FF0DF9B1FE9F4521" box="[252,383,1629,1653]" captionStart="Figure 17" captionStartId="39.[138,198,1636,1655]" captionTargetBox="[289,1035,172,1592]" captionTargetId="figure-0@39.[283,1040,163,1600]" captionTargetPageId="39" captionText="Figure 17. Peraeospinosus exiliremis n. sp., female. (A) Dorsal view; (B) antennule; (C) antenna; (D) molar of mandible; (E) maxillule; (G) maxilliped; (F) cheliped. Scale bars: 1.0 mm (A); 0.1 mm (BF)." figureDoi="http://doi.org/10.5281/zenodo.5221100" httpUri="https://zenodo.org/record/5221100/files/figure.png" pageId="38" pageNumber="3884">Figure 17B</figureCitation>
).
</emphasis>
Article 1 a little longer than articles 2 and 3 combined, with three groups of simple and pinnate setae on outer margin; inner margin with row of four rod setae. Article 2 one-third length of article 3, with three rod setae distally. Article 3 with seven simple setae and one pinnate apical setae.
</paragraph>
<caption id="DF71667EFF82FF99FF7BF988FC1B45C6" ID-DOI="http://doi.org/10.5281/zenodo.5221100" ID-Zenodo-Dep="5221100" httpUri="https://zenodo.org/record/5221100/files/figure.png" pageId="39" pageNumber="3885" startId="39.[138,198,1636,1655]" targetBox="[289,1035,172,1592]" targetPageId="39">
<paragraph id="8BB136F6FF82FF99FF7BF988FC1B45C6" blockId="39.[138,1185,1636,1682]" pageId="39" pageNumber="3885">
Figure 17.
<taxonomicName id="4C0E4D75FF82FF99FF06F988FE2F4523" authority="Błażewicz-Paszkowycz, 2005" authorityName="Błażewicz-Paszkowycz" authorityYear="2005" box="[247,463,1636,1655]" class="Malacostraca" family="Typhlotanaidae" genus="Peraeospinosus" kingdom="Animalia" order="Tanaidacea" pageId="39" pageNumber="3885" phylum="Arthropoda" rank="species" species="exiliremis" status="sp. nov.">
<emphasis id="B97AEAE4FF82FF99FF06F988FE2F4523" box="[247,463,1636,1655]" italics="true" pageId="39" pageNumber="3885">Peraeospinosus exiliremis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A249579FFF82FF99FE29F988FDF04523" box="[472,528,1636,1655]" pageId="39" pageNumber="3885" rank="species">n. sp.</taxonomicNameLabel>
, female. (A) Dorsal view; (B) antennule; (C) antenna; (D) molar of mandible; (E) maxillule; (G) maxilliped; (F) cheliped. Scale bars: 1.0 mm (A); 0.1 mm (BF).
</paragraph>
</caption>
<caption id="DF71667EFF8DFF96FF8CF989FE4F45C7" ID-DOI="http://doi.org/10.5281/zenodo.5221102" ID-Zenodo-Dep="5221102" httpUri="https://zenodo.org/record/5221102/files/figure.png" pageId="40" pageNumber="3886" startId="40.[125,185,1637,1656]" targetBox="[165,1136,224,1595]" targetPageId="40">
<paragraph id="8BB136F6FF8DFF96FF8CF989FE4F45C7" blockId="40.[125,1173,1637,1683]" pageId="40" pageNumber="3886">
Figure 18.
<taxonomicName id="4C0E4D75FF8DFF96FF16F989FE5B452C" authority="Błażewicz-Paszkowycz, 2005" authorityName="Błażewicz-Paszkowycz" authorityYear="2005" box="[231,443,1637,1656]" class="Malacostraca" family="Typhlotanaidae" genus="Peraeospinosus" kingdom="Animalia" order="Tanaidacea" pageId="40" pageNumber="3886" phylum="Arthropoda" rank="species" species="exiliremis" status="sp. nov.">
<emphasis id="B97AEAE4FF8DFF96FF16F989FE5B452C" box="[231,443,1637,1656]" italics="true" pageId="40" pageNumber="3886">Peraeospinosus exiliremis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A249579FFF8DFF96FE31F989FE14452C" box="[448,500,1637,1656]" pageId="40" pageNumber="3886" rank="species">n. sp.</taxonomicNameLabel>
, paratype female (USNM 1082153). (AF) Pereopods 16; (G) pleopod; (H) uropod. Scale bars: 0.1 mm.
</paragraph>
</caption>
<paragraph id="8BB136F6FF8CFF97FF7BFF04FD744214" blockId="41.[138,1185,232,320]" pageId="41" pageNumber="3887">
<emphasis id="B97AEAE4FF8CFF97FF7BFF04FE674254" box="[138,391,232,256]" italics="true" pageId="41" pageNumber="3887">
Antenna (
<figureCitation id="13352A73FF8CFF97FF07FF04FE9A4254" box="[246,378,232,256]" captionStart="Figure 17" captionStartId="39.[138,198,1636,1655]" captionTargetBox="[289,1035,172,1592]" captionTargetId="figure-0@39.[283,1040,163,1600]" captionTargetPageId="39" captionText="Figure 17. Peraeospinosus exiliremis n. sp., female. (A) Dorsal view; (B) antennule; (C) antenna; (D) molar of mandible; (E) maxillule; (G) maxilliped; (F) cheliped. Scale bars: 1.0 mm (A); 0.1 mm (BF)." figureDoi="http://doi.org/10.5281/zenodo.5221100" httpUri="https://zenodo.org/record/5221100/files/figure.png" pageId="41" pageNumber="3887">Figure 17C</figureCitation>
).
</emphasis>
Article 3 with minute seta. Article 4 almost twice as long as article 5, with three rod setae and three pinnate setae distally. Article 5 with one simple seta distally. Article 6 very short, with five terminal setae.
</paragraph>
<paragraph id="8BB136F6FF8CFF97FF7BFE84FEBA42AB" blockId="41.[138,1185,360,511]" pageId="41" pageNumber="3887">
<emphasis id="B97AEAE4FF8CFF97FF7BFE84FEE942D4" box="[138,265,360,384]" italics="true" pageId="41" pageNumber="3887">Mouthpart.</emphasis>
Labrum not dissected. Mandible typical for genus; molar process (
<figureCitation id="13352A73FF8CFF97FBE1FE84FB7842D4" box="[1040,1176,360,384]" captionStart="Figure 17" captionStartId="39.[138,198,1636,1655]" captionTargetBox="[289,1035,172,1592]" captionTargetId="figure-0@39.[283,1040,163,1600]" captionTargetPageId="39" captionText="Figure 17. Peraeospinosus exiliremis n. sp., female. (A) Dorsal view; (B) antennule; (C) antenna; (D) molar of mandible; (E) maxillule; (G) maxilliped; (F) cheliped. Scale bars: 1.0 mm (A); 0.1 mm (BF)." figureDoi="http://doi.org/10.5281/zenodo.5221100" httpUri="https://zenodo.org/record/5221100/files/figure.png" pageId="41" pageNumber="3887">Figure 17D</figureCitation>
) well-developed, with undulated margins with bunch of well-calcified setae at lower margin. Maxillule (
<figureCitation id="13352A73FF8CFF97FE86FE44FE1A4294" box="[375,506,424,448]" captionStart="Figure 17" captionStartId="39.[138,198,1636,1655]" captionTargetBox="[289,1035,172,1592]" captionTargetId="figure-0@39.[283,1040,163,1600]" captionTargetPageId="39" captionText="Figure 17. Peraeospinosus exiliremis n. sp., female. (A) Dorsal view; (B) antennule; (C) antenna; (D) molar of mandible; (E) maxillule; (G) maxilliped; (F) cheliped. Scale bars: 1.0 mm (A); 0.1 mm (BF)." figureDoi="http://doi.org/10.5281/zenodo.5221100" httpUri="https://zenodo.org/record/5221100/files/figure.png" pageId="41" pageNumber="3887">Figure 17E</figureCitation>
) with nine apical spiniform setae (two of them fused together); three of the setae swollen and well-calcified distally. Maxilla and labium lost during dissection.
</paragraph>
<paragraph id="8BB136F6FF8CFF97FF7BFDC4FEAE41AB" blockId="41.[138,1185,552,767]" pageId="41" pageNumber="3887">
<emphasis id="B97AEAE4FF8CFF97FF7BFDC4FE464114" box="[138,422,552,576]" italics="true" pageId="41" pageNumber="3887">
Maxilliped (
<figureCitation id="13352A73FF8CFF97FEE2FDC4FE784114" box="[275,408,552,576]" captionStart="Figure 17" captionStartId="39.[138,198,1636,1655]" captionTargetBox="[289,1035,172,1592]" captionTargetId="figure-0@39.[283,1040,163,1600]" captionTargetPageId="39" captionText="Figure 17. Peraeospinosus exiliremis n. sp., female. (A) Dorsal view; (B) antennule; (C) antenna; (D) molar of mandible; (E) maxillule; (G) maxilliped; (F) cheliped. Scale bars: 1.0 mm (A); 0.1 mm (BF)." figureDoi="http://doi.org/10.5281/zenodo.5221100" httpUri="https://zenodo.org/record/5221100/files/figure.png" pageId="41" pageNumber="3887">Figure 17G</figureCitation>
).
</emphasis>
Typical for genus. Basis fused in heart-shaped plate with two pinnate setae; endite with two simple setae and two flat setae (tubercles) distally. Palp article 1 naked. Article 2 wedge-shaped, with two weakly serrated setae and one simple seta on inner margin and one minute seta on outer margin. Article 3 trapezoidal, inner margin with one simple, one serrated seta and two weakly serrated setae swollen distally. Article 4 slender, with one simple seta in outer margin and five sparsely serrated distal setae (one seta distally swollen).
</paragraph>
<paragraph id="8BB136F6FF8CFF97FF7BFCC7FDA34756" blockId="41.[138,1185,811,1026]" pageId="41" pageNumber="3887">
<emphasis id="B97AEAE4FF8CFF97FF7BFCC7FE654017" box="[138,389,811,835]" italics="true" pageId="41" pageNumber="3887">
Cheliped (
<figureCitation id="13352A73FF8CFF97FF07FCC7FE984017" box="[246,376,811,835]" captionStart="Figure 17" captionStartId="39.[138,198,1636,1655]" captionTargetBox="[289,1035,172,1592]" captionTargetId="figure-0@39.[283,1040,163,1600]" captionTargetPageId="39" captionText="Figure 17. Peraeospinosus exiliremis n. sp., female. (A) Dorsal view; (B) antennule; (C) antenna; (D) molar of mandible; (E) maxillule; (G) maxilliped; (F) cheliped. Scale bars: 1.0 mm (A); 0.1 mm (BF)." figureDoi="http://doi.org/10.5281/zenodo.5221100" httpUri="https://zenodo.org/record/5221100/files/figure.png" pageId="41" pageNumber="3887">Figure 17F</figureCitation>
).
</emphasis>
Basis robust; merus wedge-shaped with long, well-calcified rod seta; carpus with row of five small rod setae dorsally and two well-calcified rod setae ventrally; propodus 1.3 times as long as carpus, with seta on inner side and short seta distally on dorsal margin; fixed finger (propodus projection) tipped with a strong spine, with two to three teeth, three rod setae dorsally, and two setae ventrally; one setae near insertion of dactylus; dactylus slightly curved, with two strong spiniform setae ventrally and one short rod seta proximally on dorsal margin.
</paragraph>
<paragraph id="8BB136F6FF8CFF97FF7BFBC2FD234792" blockId="41.[138,1185,1070,1222]" pageId="41" pageNumber="3887">
<emphasis id="B97AEAE4FF8CFF97FF7BFBC2FE414712" box="[138,417,1070,1094]" italics="true" pageId="41" pageNumber="3887">
Pereopod 1 (
<figureCitation id="13352A73FF8CFF97FEE1FBC2FE744712" box="[272,404,1070,1094]" captionStart="Figure 18" captionStartId="40.[125,185,1637,1656]" captionTargetBox="[165,1136,224,1595]" captionTargetId="figure-1@40.[159,1139,210,1602]" captionTargetPageId="40" captionText="Figure 18. Peraeospinosus exiliremis n. sp., paratype female (USNM 1082153). (AF) Pereopods 16; (G) pleopod; (H) uropod. Scale bars: 0.1 mm." figureDoi="http://doi.org/10.5281/zenodo.5221102" httpUri="https://zenodo.org/record/5221102/files/figure.png" pageId="41" pageNumber="3887">Figure 18A</figureCitation>
).
</emphasis>
Basis with one pinnate seta in proximal part only and three short rod setae along article; ischium naked; merus subequal to carpus, with three short setae distally; carpus with five simple setae and one rod seta; merus and carpus combined longer than propodus; propodus with one simple and two rod setae distally, propodus length: width ratio 5.75; dactylus half as long as unguis.
</paragraph>
<paragraph id="8BB136F6FF8CFF97FF7BFB1FFD8746DF" blockId="41.[138,1185,1267,1419]" pageId="41" pageNumber="3887">
<emphasis id="B97AEAE4FF8CFF97FF7BFB1FFE43465F" box="[138,419,1267,1291]" italics="true" pageId="41" pageNumber="3887">
Pereopod 2 (
<figureCitation id="13352A73FF8CFF97FEE3FB1FFE76465F" box="[274,406,1267,1291]" captionStart="Figure 18" captionStartId="40.[125,185,1637,1656]" captionTargetBox="[165,1136,224,1595]" captionTargetId="figure-1@40.[159,1139,210,1602]" captionTargetPageId="40" captionText="Figure 18. Peraeospinosus exiliremis n. sp., paratype female (USNM 1082153). (AF) Pereopods 16; (G) pleopod; (H) uropod. Scale bars: 0.1 mm." figureDoi="http://doi.org/10.5281/zenodo.5221102" httpUri="https://zenodo.org/record/5221102/files/figure.png" pageId="41" pageNumber="3887">Figure 18B</figureCitation>
).
</emphasis>
Basis little longer than rest of articles combined, naked; ischium naked; merus and carpus subequal, each with one robust spiniform seta and two setae distally; propodus a little shorter than merus and carpus combined, with minute spine ventrally and two rod setae dorsally; propodus length: width ratio is 4.5; dactylus tipped with slightly longer well-calcified unguis.
</paragraph>
<paragraph id="8BB136F6FF8CFF97FF7BFA54FB414684" blockId="41.[138,1185,1464,1488]" box="[138,1185,1464,1488]" pageId="41" pageNumber="3887">
<emphasis id="B97AEAE4FF8CFF97FF7BFA54FE7D4684" box="[138,413,1464,1488]" italics="true" pageId="41" pageNumber="3887">
Pereopod 3 (
<figureCitation id="13352A73FF8CFF97FEFCFA54FE704684" box="[269,400,1464,1488]" captionStart="Figure 18" captionStartId="40.[125,185,1637,1656]" captionTargetBox="[165,1136,224,1595]" captionTargetId="figure-1@40.[159,1139,210,1602]" captionTargetPageId="40" captionText="Figure 18. Peraeospinosus exiliremis n. sp., paratype female (USNM 1082153). (AF) Pereopods 16; (G) pleopod; (H) uropod. Scale bars: 0.1 mm." figureDoi="http://doi.org/10.5281/zenodo.5221102" httpUri="https://zenodo.org/record/5221102/files/figure.png" pageId="41" pageNumber="3887">Figure 18C</figureCitation>
).
</emphasis>
Similar to pereopod 2 but carpus with two spiniform setae distally.
</paragraph>
<paragraph id="8BB136F6FF8CFF94FF7BFA11FF054395" blockId="41.[138,1185,1533,1685]" lastBlockId="42.[125,1172,137,193]" lastPageId="42" lastPageNumber="3888" pageId="41" pageNumber="3887">
<emphasis id="B97AEAE4FF8CFF97FF7BFA11FE414541" box="[138,417,1533,1557]" italics="true" pageId="41" pageNumber="3887">
Pereopod 4 (
<figureCitation id="13352A73FF8CFF97FEFFFA11FE744541" box="[270,404,1533,1557]" captionStart="Figure 18" captionStartId="40.[125,185,1637,1656]" captionTargetBox="[165,1136,224,1595]" captionTargetId="figure-1@40.[159,1139,210,1602]" captionTargetPageId="40" captionText="Figure 18. Peraeospinosus exiliremis n. sp., paratype female (USNM 1082153). (AF) Pereopods 16; (G) pleopod; (H) uropod. Scale bars: 0.1 mm." figureDoi="http://doi.org/10.5281/zenodo.5221102" httpUri="https://zenodo.org/record/5221102/files/figure.png" pageId="41" pageNumber="3887">Figure 18D</figureCitation>
).
</emphasis>
Basis half as long as wide, with two pinnate setae distally; ischium with two setae; merus a little longer than carpus with two strong spiniform setae on ventral margin and sharp, well-calcified spines; carpus with two distal hooks and one seta dorsally; ventrally, large prickly tubercles surrounded by row of well-calcified and sparsely distributed strong spines; propodus with two spiniform setae ventrally and long distal seta; dactylus tipped with weakly bifurcated unguis; row of teeth on ventral margin of dactylus.
</paragraph>
<paragraph id="8BB136F6FF8FFF94FF8CFF03FED64273" blockId="42.[125,1172,239,295]" pageId="42" pageNumber="3888">
<emphasis id="B97AEAE4FF8FFF94FF8CFF03FE754253" box="[125,405,239,263]" italics="true" pageId="42" pageNumber="3888">
Pereopod 5 (
<figureCitation id="13352A73FF8FFF94FEF7FF03FE684253" box="[262,392,239,263]" captionStart="Figure 18" captionStartId="40.[125,185,1637,1656]" captionTargetBox="[165,1136,224,1595]" captionTargetId="figure-1@40.[159,1139,210,1602]" captionTargetPageId="40" captionText="Figure 18. Peraeospinosus exiliremis n. sp., paratype female (USNM 1082153). (AF) Pereopods 16; (G) pleopod; (H) uropod. Scale bars: 0.1 mm." figureDoi="http://doi.org/10.5281/zenodo.5221102" httpUri="https://zenodo.org/record/5221102/files/figure.png" pageId="42" pageNumber="3888">Figure 18E</figureCitation>
).
</emphasis>
Similar to pereopod 4; but basis with pinnate setae and one rod seta proximally.
</paragraph>
<paragraph id="8BB136F6FF8FFF94FF8CFEBAFE6242FA" blockId="42.[125,1172,342,430]" pageId="42" pageNumber="3888">
<emphasis id="B97AEAE4FF8FFF94FF8CFEBAFE79423A" box="[125,409,342,366]" italics="true" pageId="42" pageNumber="3888">
Pereopod 6 (
<figureCitation id="13352A73FF8FFF94FEFBFEBAFE6C423A" box="[266,396,342,366]" captionStart="Figure 18" captionStartId="40.[125,185,1637,1656]" captionTargetBox="[165,1136,224,1595]" captionTargetId="figure-1@40.[159,1139,210,1602]" captionTargetPageId="40" captionText="Figure 18. Peraeospinosus exiliremis n. sp., paratype female (USNM 1082153). (AF) Pereopods 16; (G) pleopod; (H) uropod. Scale bars: 0.1 mm." figureDoi="http://doi.org/10.5281/zenodo.5221102" httpUri="https://zenodo.org/record/5221102/files/figure.png" pageId="42" pageNumber="3888">Figure 18F</figureCitation>
).
</emphasis>
Similar to pereopod 5; basis with two pinnate setae; propodus tipped with terminal setae (two very short, coarsely serrated and one finely serrated, reaching over unguis).
</paragraph>
<paragraph id="8BB136F6FF8FFF94FF8CFE31FCAC4102" blockId="42.[125,1172,477,598]" pageId="42" pageNumber="3888">
<emphasis id="B97AEAE4FF8FFF94FF8CFE31FE6142A1" box="[125,385,477,501]" italics="true" pageId="42" pageNumber="3888">
Pleopods (
<figureCitation id="13352A73FF8FFF94FF1FFE31FE9342A1" box="[238,371,477,501]" captionStart="Figure 18" captionStartId="40.[125,185,1637,1656]" captionTargetBox="[165,1136,224,1595]" captionTargetId="figure-1@40.[159,1139,210,1602]" captionTargetPageId="40" captionText="Figure 18. Peraeospinosus exiliremis n. sp., paratype female (USNM 1082153). (AF) Pereopods 16; (G) pleopod; (H) uropod. Scale bars: 0.1 mm." figureDoi="http://doi.org/10.5281/zenodo.5221102" httpUri="https://zenodo.org/record/5221102/files/figure.png" pageId="42" pageNumber="3888">Figure 18G</figureCitation>
).
</emphasis>
All pleopods similar in structure; exopod with short and simple setae on distal part; endopod with five setae on lower margin two long, feather and three short, simple setae; one plumose seta on inner margin (length: width ratio of both exopod and endopod 3.0); no proximal setae on exopod or endopod.
</paragraph>
<paragraph id="8BB136F6FF8FFF94FF8CFD93FEAD41AC" blockId="42.[125,1172,639,760]" pageId="42" pageNumber="3888">
<emphasis id="B97AEAE4FF8FFF94FF8CFD93FE9B41C3" box="[125,379,639,663]" italics="true" pageId="42" pageNumber="3888">
Uropod (
<figureCitation id="13352A73FF8FFF94FF16FD93FE8F41C3" box="[231,367,639,663]" captionStart="Figure 18" captionStartId="40.[125,185,1637,1656]" captionTargetBox="[165,1136,224,1595]" captionTargetId="figure-1@40.[159,1139,210,1602]" captionTargetPageId="40" captionText="Figure 18. Peraeospinosus exiliremis n. sp., paratype female (USNM 1082153). (AF) Pereopods 16; (G) pleopod; (H) uropod. Scale bars: 0.1 mm." figureDoi="http://doi.org/10.5281/zenodo.5221102" httpUri="https://zenodo.org/record/5221102/files/figure.png" pageId="42" pageNumber="3888">Figure 18H</figureCitation>
).
</emphasis>
Both rami uni-articled, exopod a little longer than endopod; endopod with three pinnate setae at the middle, tipped with five simple terminal setae (two short); exopod with short simple seta on outer margin, tipped with one strong seta and one minute setae.
</paragraph>
<paragraph id="8BB136F6FF8FFF94FF8CFCDAFF1D401A" blockId="42.[125,253,822,846]" box="[125,253,822,846]" pageId="42" pageNumber="3888">
<emphasis id="B97AEAE4FF8FFF94FF8CFCDAFF1D401A" box="[125,253,822,846]" italics="true" pageId="42" pageNumber="3888">Distribution</emphasis>
</paragraph>
<paragraph id="8BB136F6FF8FFF94FF8CFC8BFC5A402B" blockId="42.[125,954,871,895]" box="[125,954,871,895]" pageId="42" pageNumber="3888">
Species known from Antarctic Peninsula and Weddell Sea (
<figureCitation id="13352A73FF8FFF94FCC9FC8BFC4D402B" box="[824,941,871,895]" captionStart="Figure 25" captionStartId="52.[125,185,926,945]" captionTargetBox="[128,1172,136,890]" captionTargetId="figure-184@52.[125,1173,133,890]" captionTargetPageId="52" captionText="Figure 25. Distribution of genus Peraeospinosus based on Beddard (1886a, 1886b), Kudinova-Pasternak (1966, 1969, 1990), Lang (1968), and Shiino (1978)." figureDoi="http://doi.org/10.5281/zenodo.5221119" httpUri="https://zenodo.org/record/5221119/files/figure.png" pageId="42" pageNumber="3888">Figure 25</figureCitation>
).
</paragraph>
<paragraph id="8BB136F6FF8FFF94FF8CFC54FF3C4084" blockId="42.[125,220,952,976]" box="[125,220,952,976]" pageId="42" pageNumber="3888">
<emphasis id="B97AEAE4FF8FFF94FF8CFC54FF3C4084" box="[125,220,952,976]" italics="true" pageId="42" pageNumber="3888">Remarks</emphasis>
</paragraph>
<paragraph id="8BB136F6FF8FFF94FF8CFC04FD484715" blockId="42.[125,1172,1000,1089]" pageId="42" pageNumber="3888">
<taxonomicName id="4C0E4D75FF8FFF94FF8CFC04FE684754" authorityName="Błażewicz-Paszkowycz" authorityYear="2005" box="[125,392,1000,1024]" class="Malacostraca" family="Typhlotanaidae" genus="Peraeospinosus" kingdom="Animalia" order="Tanaidacea" pageId="42" pageNumber="3888" phylum="Arthropoda" rank="species" species="exiliremis">
<emphasis id="B97AEAE4FF8FFF94FF8CFC04FE684754" box="[125,392,1000,1024]" italics="true" pageId="42" pageNumber="3888">Peraeospinosus exiliremis</emphasis>
</taxonomicName>
can be distinguished from the other species of
<taxonomicName id="4C0E4D75FF8FFF94FC56FC04FBA64754" authorityName="Sieg" authorityYear="1986" box="[935,1094,1000,1024]" class="Malacostraca" family="Typhlotanaidae" genus="Peraeospinosus" kingdom="Animalia" order="Tanaidacea" pageId="42" pageNumber="3888" phylum="Arthropoda" rank="genus">
<emphasis id="B97AEAE4FF8FFF94FC56FC04FBA64754" box="[935,1094,1000,1024]" italics="true" pageId="42" pageNumber="3888">Peraeospinosus</emphasis>
</taxonomicName>
by the pleon, which is narrower than the pereon, the weakly developed pleopods, and the uropod exopod being slightly longer than the endopod.
</paragraph>
</subSubSection>
</treatment>
</document>