524 lines
90 KiB
XML
524 lines
90 KiB
XML
<document id="F8C68F702FE1C9B6F2D388C47B050238" ID-CLB-Dataset="29952" ID-DOI="10.11646/zootaxa.4429.2.6" ID-GBIF-Dataset="e60b6728-1b28-45bb-9bdd-d06476d29a18" ID-ISSN="1175-5326" ID-Zenodo-Dep="1284007" ID-ZooBank="E42066C8-070D-4742-80FE-726B9B92883A" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1528274270345" checkinUser="plazi" docAuthor="Osawa, Masayuki, Naruse, Tohru & Ng, Peter K. L." docDate="2018" docId="B61EB057FFF0FFD4FF06AD06A58EF391" docLanguage="en" docName="zootaxa.4429.2.6.pdf" docOrigin="Zootaxa 4429 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Polyonyx sasekumari Osawa & Naruse & Ng 2018, n. sp." docType="treatment" docVersion="7" lastPageNumber="319" masterDocId="4A27C82FFFF9FFC4FF91A83DA723F264" masterDocTitle="New records of species of the Polyonyx sinensis group (Crustacea: Decapoda: Anomura: Porcellanidae) from Japan, the Philippines, Singapore, and Malaysia, with descriptions of two new species" masterLastPageNumber="323" masterPageNumber="303" pageNumber="312" updateTime="1698547768315" updateUser="ExternalLinkService">
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<mods:title id="5A749D7B4E96114347DC43B1D10E450B">New records of species of the Polyonyx sinensis group (Crustacea: Decapoda: Anomura: Porcellanidae) from Japan, the Philippines, Singapore, and Malaysia, with descriptions of two new species</mods:title>
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<mods:name id="F7953E3D4E60C7DA09998CF9EAA4CDEA" type="personal">
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<mods:roleTerm id="FB15DE6AE23195B33C53118379E8497B">Author</mods:roleTerm>
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<mods:namePart id="49D328684C9EE25E5769D80E44A0482C">Osawa, Masayuki</mods:namePart>
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<mods:namePart id="F3A36F7C8C08368ED6E378C24770F213">Naruse, Tohru</mods:namePart>
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<mods:namePart id="2B85CBAA4EA21C6B2B4B64176F5BE8C4">Ng, Peter K. L.</mods:namePart>
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<mods:title id="8E51CB2105EA32688298C580DFDC2153">Zootaxa</mods:title>
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<mods:part id="5FF4C0EEC2C86F43453F214AD4C07A9D">
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<mods:date id="2FA9A882490A17075D4CD09566D36C32">2018</mods:date>
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<mods:number id="91BE98AA63C1E201F403F1176C685C37">2018-06-06</mods:number>
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<mods:number id="729F729B69CC2DBE54663B7FE1FCEA08">4429</mods:number>
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<mods:identifier id="D94F4422388BBFBCE78300727F74530B" type="DOI">10.11646/zootaxa.4429.2.6</mods:identifier>
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<subSubSection id="76AD52CAFFF0FFCDFF06AD06A679F713" pageId="9" pageNumber="312" type="nomenclature">
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<paragraph id="3E080141FFF0FFCDFF06AD06A6C0F732" blockId="9.[151,483,1339,1399]" box="[151,483,1339,1366]" pageId="9" pageNumber="312">
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<heading id="6540B62DFFF0FFCDFF06AD06A6C0F732" bold="true" box="[151,483,1339,1366]" fontSize="11" level="1" pageId="9" pageNumber="312" reason="1">
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<emphasis id="0CC3DD53FFF0FFCDFF06AD06A6C0F732" bold="true" box="[151,483,1339,1366]" pageId="9" pageNumber="312">
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<taxonomicName id="F9B77AC2FFF0FFCDFF06AD06A6BAF731" ID-CoL="f9dd9713-adec-4b70-b7e1-83b865674be9" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[151,409,1339,1365]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="9" pageNumber="312" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
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<emphasis id="0CC3DD53FFF0FFCDFF06AD06A6BAF731" bold="true" box="[151,409,1339,1365]" italics="true" pageId="9" pageNumber="312">Polyonyx sasekumari</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="17F06028FFF0FFCDFE31AD01A6C0F732" box="[416,483,1340,1366]" pageId="9" pageNumber="312" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="3E080141FFF0FFCDFF06AD63A679F713" blockId="9.[151,483,1339,1399]" box="[151,346,1374,1399]" pageId="9" pageNumber="312">
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(
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<figureCitation id="A68C1DC4FFF0FFCDFF0EAD63A63FF712" box="[159,284,1374,1399]" captionStart="FIGURE 1" captionStartId="2.[151,250,1800,1822]" captionTargetBox="[198,1366,193,1751]" captionTargetId="figure@2.[198,1366,193,1751]" captionTargetPageId="2" captionText="FIGURE 1. Five Polyonyx species. Fresh specimens (A–D, G, H) and preserved specimens (E, F), entire animal, dorsal view. A, Polyonyx boucheti Osawa, 2007, probably female (cl 1.7 mm), Panglao Island, ZRC 2017.204; B, Polyonyx heok, ovigerous female (cl 7.6 mm), Iriomote Island, RUMF-ZC-4736; C, Polyonyx pilosibrachium n. sp., paratype, male (cl 3.1 mm), Iriomote Island, RUMF-ZC-4392; D, Polyonyx pilosibrachium n. sp., paratype, ovigerous female (cl 3.3 mm), Iriomote Island, RUMF- ZC-4389; E, Polyonyx sasekumari n. sp., paratype, male (cl 3.2 mm), Jeram, ZRC 2016.527; F, Polyonyx sasekumari n. sp., paratype, ovigerous female (cl 4.6 mm), Jeram, ZRC 2016.527; G, Polyonyx thai Werding, 2001, male (cl 2.8 mm), Johor Straits, St. DW131, ZRC 2017.202; H, Polyonyx thai Werding, 2001, ovigerous female (cl 3.5 mm), Johor Straits, St. DW131, ZRC 2017.202." httpUri="https://zenodo.org/record/1284009/files/figure.png" pageId="9" pageNumber="312">Figs. 1E, F</figureCitation>
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,
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<figureCitation id="A68C1DC4FFF0FFCDFEB6AD63A671F713" box="[295,338,1374,1399]" captionStart-0="FIGURE 6" captionStart-1="FIGURE 7" captionStart-2="FIGURE 8" captionStartId-0="10.[151,250,1828,1850]" captionStartId-1="11.[151,250,1859,1881]" captionStartId-2="12.[151,250,1684,1706]" captionTargetBox-0="[173,1417,353,1787]" captionTargetBox-1="[199,1370,208,1821]" captionTargetBox-2="[150,1423,207,1624]" captionTargetId-0="figure@10.[150,1436,337,1806]" captionTargetId-1="figure@11.[189,1379,193,1837]" captionTargetId-2="figure@12.[150,1436,193,1662]" captionTargetPageId-0="10" captionTargetPageId-1="11" captionTargetPageId-2="12" captionText-0="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." captionText-1="FIGURE 7. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A–E); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (F–H). Larger chelipeds. A, entire, dorsal view; B, merus and carpus, ventral view (setae not drawn); C, merus and carpus, dorsal perpendicular view (setae and surface structure not drawn); D, chela, dorsal perpendicular view (setae and surface structure not drawn); E, distal parts of fingers, ventral view; F, carpus, dorsal perpendicular view (setae and surface structure not drawn); G, chela, dorsal view (setae and surface structure not drawn); H, chela, dorsal perpendicular view (setae and surface structure not drawn). Scale bars = 1.0 mm." captionText-2="FIGURE 8. Polyonyx sasekumari n. sp., holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200. A, smaller cheliped, dorsal view (setae and surface structure not drawn); B, smaller cheliped, carpus, dorsal perpendicular view (setae and surface structure not drawn); C, smaller cheliped, chela, dorsal perpendicular view (setae and surface structure not drawn); D, left second pereopod, lateral view; E, left second pereopod, ischium and merus, mesial view; F, left second pereopod, propodus and dactylus, lateral view (setae not drawn); G, right third pereopod, lateral view (setae not drawn); H, right third pereopod, dactylus, lateral view (setae not drawn); I, left fourth pereopod, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri-0="https://zenodo.org/record/1284019/files/figure.png" httpUri-1="https://zenodo.org/record/1284021/files/figure.png" httpUri-2="https://zenodo.org/record/1284023/files/figure.png" pageId="9" pageNumber="312">6–8</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="76AD52CAFFF0FFCDFF06AD9BA372F44F" pageId="9" pageNumber="312" type="materials_examined">
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<paragraph id="3E080141FFF0FFCDFF06AD9BA267F786" blockId="9.[151,1437,1446,2011]" pageId="9" pageNumber="312">
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<materialsCitation id="8EDF0B1CFFF0FFCDFF06AD9BA267F786" ID-GBIF-Occurrence="1848505959" collectingDate="2016-07" collectingDateMax="2016-10-31" collectingDateMin="2016-07" collectionCode="ZRC" collectorName="J. J. Eeo." country="Malaysia" latitude="3.2241666" location="Jeram" longLatPrecision="21" longitude="101.30361" municipality="Jeram Polychaete Reef" pageId="9" pageNumber="312" specimenCode="ZRC 2017.200" specimenCount="2" stateProvince="Selangor" typeStatus="holotype">
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<emphasis id="0CC3DD53FFF0FFCDFF06AD9BA664F7DB" bold="true" box="[151,327,1446,1471]" pageId="9" pageNumber="312">
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<typeStatus id="E10CBFE3FFF0FFCDFF06AD9BA7F1F7DB" box="[151,210,1446,1471]" pageId="9" pageNumber="312">Type</typeStatus>
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material.
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</emphasis>
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<typeStatus id="E10CBFE3FFF0FFCDFEC1AD9BA69EF7DB" box="[336,445,1446,1471]" pageId="9" pageNumber="312" type="holotype">Holotype</typeStatus>
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:
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<specimenCode id="6E11A93AFFF0FFCDFE5BAD9AA555F7DB" box="[458,630,1447,1471]" collectionCode="ZRC" country="Singapore" httpUri="http://grbio.org/cool/16z4-1tbx" name="Zoological Reference Collection, National University of Singapore" pageId="9" pageNumber="312">ZRC 2017.200</specimenCode>
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, male (cl
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<quantity id="F94FACA4FFF0FFCDFD7AAD9AA464F7DB" box="[747,839,1447,1471]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" pageId="9" pageNumber="312" unit="mm" value="3.7">3.7 mm</quantity>
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),
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<location id="3B68579AFFF0FFCDFCCDAD9AA481F7DA" LSID="urn:lsid:plazi:treatment:B61EB057FFF0FFD4FF06AD06A58EF391:3B68579AFFF0FFCDFCCDAD9AA481F7DA" box="[860,930,1447,1470]" country="Malaysia" latitude="3.2241666" longLatPrecision="21" longitude="101.30361" municipality="Jeram Polychaete Reef" name="Jeram" pageId="9" pageNumber="312" stateProvince="Selangor">Jeram</location>
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, Kuala
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<collectingRegion id="FC73CFA3FFF0FFCDFC6DAD9BA342F7DB" box="[1020,1121,1446,1471]" country="Malaysia" name="Selangor" pageId="9" pageNumber="312">Selangor</collectingRegion>
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,
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<collectingRegion id="FC73CFA3FFF0FFCDFBFEAD9BA3F7F7DB" box="[1135,1236,1446,1471]" country="Malaysia" name="Selangor" pageId="9" pageNumber="312">Selangor</collectingRegion>
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,
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<collectingCountry id="46A041D1FFF0FFCDFB73AD9BA268F7DB" box="[1250,1355,1446,1471]" name="Malaysia" pageId="9" pageNumber="312">Malaysia</collectingCountry>
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,
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<collectingMunicipality id="DE6C9B3BFFF0FFCDFAC8AD9AA672F787" pageId="9" pageNumber="312">Jeram Polychaete Reef</collectingMunicipality>
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, sta. C,
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,
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, lower intertidal, mud,
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<date id="4A092781FFF0FFCDFC55ADF7A3BEF787" box="[964,1181,1482,1507]" pageId="9" pageNumber="312" value="2016-07" valueMax="2016-10-31" valueMin="2016-07-00">July–October 2016</date>
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</collectingDate>
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, coll.
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<collectorName id="93426497FFF0FFCDFB71ADF6A267F786" box="[1248,1348,1483,1506]" pageId="9" pageNumber="312">J. J. Eeo.</collectorName>
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</paragraph>
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<paragraph id="3E080141FFF0FFCDFF56ADD2A372F44F" blockId="9.[151,1437,1446,2011]" pageId="9" pageNumber="312">
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<materialsCitation id="8EDF0B1CFFF0FFCDFF56ADD2A7DEF44F" ID-GBIF-Occurrence="1848505958" collectingDate="2016-07" collectingDateMax="2016-10-31" collectingDateMin="2016-07" collectionCode="ZRC" collectorName="J. J. Eeo." country="Malaysia" latitude="3.2241666" location="Jeram" longLatPrecision="21" longitude="101.30361" municipality="Jeram Polychaete Reef" pageId="9" pageNumber="312" specimenCode="ZRC 2016.527" specimenCount="4" specimenCount-male="4" stateProvince="Selangor" typeStatus="paratype">
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<typeStatus id="E10CBFE3FFF0FFCDFF56ADD2A61AF463" box="[199,313,1519,1543]" pageId="9" pageNumber="312" type="paratype">Paratypes</typeStatus>
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:
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<specimenCode id="6E11A93AFFF0FFCDFED7ADD2A6D7F463" box="[326,500,1518,1543]" collectionCode="ZRC" country="Singapore" httpUri="http://grbio.org/cool/16z4-1tbx" name="Zoological Reference Collection, National University of Singapore" pageId="9" pageNumber="312">ZRC 2016.527</specimenCode>
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,
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<specimenCount id="28B1CAC8FFF0FFCDFD92ADD2A57EF463" box="[515,605,1518,1543]" pageId="9" pageNumber="312" type="male">4 males</specimenCount>
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(cl
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<quantity id="F94FACA4FFF0FFCDFD00ADD2A403F463" box="[657,800,1519,1543]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" metricValueMax="3.8" metricValueMin="3.2" pageId="9" pageNumber="312" unit="mm" value="3.5" valueMax="3.8" valueMin="3.2">3.2–3.8 mm</quantity>
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), 4 ovigerous females (cl
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<quantity id="F94FACA4FFF0FFCDFBC5ADD2A3C0F463" box="[1108,1251,1519,1543]" metricMagnitude="-3" metricUnit="m" metricValue="4.35" metricValueMax="4.8" metricValueMin="3.9" pageId="9" pageNumber="312" unit="mm" value="4.35" valueMax="4.8" valueMin="3.9">3.9–4.8 mm</quantity>
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), collected with holotype
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||
</materialsCitation>
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;
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<materialsCitation id="8EDF0B1CFFF0FFCDFE99AE2FA36EF44F" ID-GBIF-Occurrence="1848506045" box="[264,1101,1554,1579]" collectingDate="2016-07" collectingDateMax="2016-10-31" collectingDateMin="2016-07" collectionCode="ZRC" collectorName="J. J. Eeo." country="Malaysia" latitude="3.2241666" location="Jeram" longLatPrecision="21" longitude="101.30361" municipality="Jeram Polychaete Reef" pageId="9" pageNumber="312" specimenCount="1" stateProvince="Selangor" typeStatus="paratype">RUMF-ZC-5236, 1 ovigerous female (cl 4.0 mm), collected with holotype</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="76AD52CAFFF0FFCAFF56AE0BA3C8F0E6" lastPageId="14" lastPageNumber="317" pageId="9" pageNumber="312" type="description">
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<paragraph id="3E080141FFF0FFCDFF56AE0BA234F50B" blockId="9.[151,1437,1446,2011]" pageId="9" pageNumber="312">
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<emphasis id="0CC3DD53FFF0FFCDFF56AE0BA67AF42B" bold="true" box="[199,345,1590,1615]" pageId="9" pageNumber="312">Description.</emphasis>
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Carapace (
|
||
<figureCitation id="A68C1DC4FFF0FFCDFE49AE0BA571F42B" box="[472,594,1590,1615]" captionStart="FIGURE 6" captionStartId="10.[151,250,1828,1850]" captionTargetBox="[173,1417,353,1787]" captionTargetId="figure@10.[150,1436,337,1806]" captionTargetPageId="10" captionText="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="9" pageNumber="312">Fig. 6A, B</figureCitation>
|
||
) rectangular in general outline, 1.2–1.3 (male) and 1.3–1.4 (female) times as broad as long, broadest on median branchial margins. Dorsal surface somewhat convex from side to side, entirely covered with delicate, short and somewhat longer, transverse striae. Protogastric ridges weakly demarcated, obtuse. Cervical grooves moderately demarcated. Hepatic margins moderately convex. Branchial margins moderately convex, subparallel on median parts; anterior half margins thin; posterior margins and adjacent regions with long, transverse ridges. Rostrum (
|
||
<figureCitation id="A68C1DC4FFF0FFCDFD34AED7A5D8F567" box="[677,763,1770,1795]" captionStart="FIGURE 6" captionStartId="10.[151,250,1828,1850]" captionTargetBox="[173,1417,353,1787]" captionTargetId="figure@10.[150,1436,337,1806]" captionTargetPageId="10" captionText="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="9" pageNumber="312">Fig. 6C</figureCitation>
|
||
) moderately broad, slightly produced beyond eyes in dorsal view, ventrally bent toward anterior tip; trilobate in frontal view, median lobe bluntly triangular, overreaching rounded lateral lobes, without median longitudinal groove; anterior margin and dorso-anterior median surface with short plumose setae. Orbits shallow; supra-orbital margins nearly straight; lateral orbital angles obtuse.
|
||
</paragraph>
|
||
<paragraph id="3E080141FFF0FFCDFF56AF47A6D9F5D3" blockId="9.[151,1437,1446,2011]" pageId="9" pageNumber="312">
|
||
Pterygostomial flaps entire, with short and long, longitudinal ridges; dorso-anterior margin terminating in narrowly rounded tip (
|
||
<figureCitation id="A68C1DC4FFF0FFCDFE02AFA3A6CEF5D3" box="[403,493,1950,1975]" captionStart="FIGURE 6" captionStartId="10.[151,250,1828,1850]" captionTargetBox="[173,1417,353,1787]" captionTargetId="figure@10.[150,1436,337,1806]" captionTargetPageId="10" captionText="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="9" pageNumber="312">Fig. 6D</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="3E080141FFF0FFCEFF56AFFFA552F379" blockId="9.[151,1437,1446,2011]" lastBlockId="10.[151,1436,151,285]" lastPageId="10" lastPageNumber="313" pageId="9" pageNumber="312">
|
||
Third thoracic sternite (
|
||
<figureCitation id="A68C1DC4FFF0FFCDFE4AAFFFA510F5BF" box="[475,563,1986,2011]" captionStart="FIGURE 6" captionStartId="10.[151,250,1828,1850]" captionTargetBox="[173,1417,353,1787]" captionTargetId="figure@10.[150,1436,337,1806]" captionTargetPageId="10" captionText="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="9" pageNumber="312">Fig. 6E</figureCitation>
|
||
) 3.3–4.0 (male) and 4.3–5.3 (female) times as broad as long measured on midline, with surface depressed medially; anterior margin trilobite, with sparse long setae; median lobe broad, convex on anterior margin; lateral lobes narrow, nearly reaching anterior margin of median lobe, each with rounded apex. Fourth thoracic sternite (
|
||
<figureCitation id="A68C1DC4FFF3FFCEFE7EA8E2A560F29C" box="[495,579,223,248]" captionStart="FIGURE 6" captionStartId="10.[151,250,1828,1850]" captionTargetBox="[173,1417,353,1787]" captionTargetId="figure@10.[150,1436,337,1806]" captionTargetPageId="10" captionText="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="10" pageNumber="313">Fig. 6E</figureCitation>
|
||
) with anterior margin moderately concave; surface depressed medially, with transverse series of short ridges anteriorly.
|
||
</paragraph>
|
||
<caption id="6AC851C9FFF3FFCEFF06AF19A6CBF596" httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="10" pageNumber="313" startId="10.[151,250,1828,1850]" targetBox="[173,1417,353,1787]" targetPageId="10">
|
||
<paragraph id="3E080141FFF3FFCEFF06AF19A6CBF596" blockId="10.[151,1436,1828,2034]" pageId="10" pageNumber="313">
|
||
<emphasis id="0CC3DD53FFF3FFCEFF06AF19A636F55D" bold="true" box="[151,277,1828,1850]" pageId="10" pageNumber="313">FIGURE 6.</emphasis>
|
||
<taxonomicName id="F9B77AC2FFF3FFCEFE8FAF19A6DAF55E" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[286,505,1828,1850]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="10" pageNumber="313" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFF3FFCEFE8FAF19A6DAF55E" box="[286,505,1828,1850]" italics="true" pageId="10" pageNumber="313">Polyonyx sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFF3FFCEFD93AF19A51DF55D" box="[514,574,1828,1849]" pageId="10" pageNumber="313" rank="species">
|
||
<emphasis id="0CC3DD53FFF3FFCEFD93AF19A51DF55D" bold="true" box="[514,574,1828,1849]" pageId="10" pageNumber="313">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="6AC851C9FFF2FFCFFF06AF7EA418F596" httpUri="https://zenodo.org/record/1284021/files/figure.png" pageId="11" pageNumber="314" startId="11.[151,250,1859,1881]" targetBox="[199,1370,208,1821]" targetPageId="11">
|
||
<paragraph id="3E080141FFF2FFCFFF06AF7EA418F596" blockId="11.[151,1436,1859,2034]" pageId="11" pageNumber="314">
|
||
<emphasis id="0CC3DD53FFF2FFCFFF06AF7EA631F53C" bold="true" box="[151,274,1859,1881]" pageId="11" pageNumber="314">FIGURE 7.</emphasis>
|
||
<taxonomicName id="F9B77AC2FFF2FFCFFE89AF7EA6CCF53D" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[280,495,1859,1881]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="11" pageNumber="314" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFF2FFCFFE89AF7EA6CCF53D" box="[280,495,1859,1881]" italics="true" pageId="11" pageNumber="314">Polyonyx sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFF2FFCFFE67AF7EA50CF53C" box="[502,559,1859,1880]" pageId="11" pageNumber="314" rank="species">
|
||
<emphasis id="0CC3DD53FFF2FFCFFE67AF7EA50CF53C" bold="true" box="[502,559,1859,1880]" pageId="11" pageNumber="314">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A–E); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (F–H). Larger chelipeds. A, entire, dorsal view; B, merus and carpus, ventral view (setae not drawn); C, merus and carpus, dorsal perpendicular view (setae and surface structure not drawn); D, chela, dorsal perpendicular view (setae and surface structure not drawn); E, distal parts of fingers, ventral view; F, carpus, dorsal perpendicular view (setae and surface structure not drawn); G, chela, dorsal view (setae and surface structure not drawn); H, chela, dorsal perpendicular view (setae and surface structure not drawn). Scale bars = 1.0 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="6AC851C9FFF5FFC8FF06AEA9A373F527" httpUri="https://zenodo.org/record/1284023/files/figure.png" pageId="12" pageNumber="315" startId="12.[151,250,1684,1706]" targetBox="[150,1423,207,1624]" targetPageId="12">
|
||
<paragraph id="3E080141FFF5FFC8FF06AEA9A373F527" blockId="12.[151,1436,1684,1859]" pageId="12" pageNumber="315">
|
||
<emphasis id="0CC3DD53FFF5FFC8FF06AEA9A630F4CD" bold="true" box="[151,275,1684,1706]" pageId="12" pageNumber="315">FIGURE 8.</emphasis>
|
||
<taxonomicName id="F9B77AC2FFF5FFC8FE8BAEA9A6D1F4CE" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[282,498,1684,1706]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="12" pageNumber="315" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFF5FFC8FE8BAEA9A6D1F4CE" box="[282,498,1684,1706]" italics="true" pageId="12" pageNumber="315">Polyonyx sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFF5FFC8FE68AEA9A510F4CD" box="[505,563,1684,1705]" pageId="12" pageNumber="315" rank="species">
|
||
<emphasis id="0CC3DD53FFF5FFC8FE68AEA9A510F4CD" bold="true" box="[505,563,1684,1705]" pageId="12" pageNumber="315">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200. A, smaller cheliped, dorsal view (setae and surface structure not drawn); B, smaller cheliped, carpus, dorsal perpendicular view (setae and surface structure not drawn); C, smaller cheliped, chela, dorsal perpendicular view (setae and surface structure not drawn); D, left second pereopod, lateral view; E, left second pereopod, ischium and merus, mesial view; F, left second pereopod, propodus and dactylus, lateral view (setae not drawn); G, right third pereopod, lateral view (setae not drawn); H, right third pereopod, dactylus, lateral view (setae not drawn); I, left fourth pereopod, lateral view (setae not drawn). Scale bars = 1.0 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="3E080141FFF5FFC8FF56AF57A395F5AF" blockId="12.[151,1436,1898,1995]" pageId="12" pageNumber="315">
|
||
Telson (
|
||
<figureCitation id="A68C1DC4FFF5FFC8FEB0AF57A657F5E7" box="[289,372,1898,1923]" captionStart="FIGURE 6" captionStartId="10.[151,250,1828,1850]" captionTargetBox="[173,1417,353,1787]" captionTargetId="figure@10.[150,1436,337,1806]" captionTargetPageId="10" captionText="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="12" pageNumber="315">Fig. 6F</figureCitation>
|
||
) composed of 7 plates; proximolateral plates much smaller than others; distal plates as long as or slightly longer than broad. Ocular peduncles (
|
||
<figureCitation id="A68C1DC4FFF5FFC8FE08AF8FA517F5AF" box="[409,564,1970,1995]" captionStart="FIGURE 6" captionStartId="10.[151,250,1828,1850]" captionTargetBox="[173,1417,353,1787]" captionTargetId="figure@10.[150,1436,337,1806]" captionTargetPageId="10" captionText="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="12" pageNumber="315">Fig. 6A, B, H</figureCitation>
|
||
) small, short; dorsal extension onto cornea low, rounded.
|
||
</paragraph>
|
||
<paragraph id="3E080141FFF4FFC9FF56A8AAA2B5F2B7" blockId="13.[151,1437,151,2035]" pageId="13" pageNumber="316">
|
||
Basal article of antennular peduncle (
|
||
<figureCitation id="A68C1DC4FFF4FFC9FDEFA8AAA5F8F2D4" box="[638,731,151,176]" captionStart="FIGURE 6" captionStartId="10.[151,250,1828,1850]" captionTargetBox="[173,1417,353,1787]" captionTargetId="figure@10.[150,1436,337,1806]" captionTargetPageId="10" captionText="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="13" pageNumber="316">Fig. 6G</figureCitation>
|
||
) slightly longer than broad; anterior margin convex; ventral surface with transverse ridge anteriorly and short rows of granules medially; ventro-anterior face slightly concave.
|
||
</paragraph>
|
||
<paragraph id="3E080141FFF4FFC9FF56A8E2A7D9F3E3" blockId="13.[151,1437,151,2035]" pageId="13" pageNumber="316">
|
||
Antennal peduncle (
|
||
<figureCitation id="A68C1DC4FFF4FFC9FE39A8E2A6DCF29C" box="[424,511,223,248]" captionStart="FIGURE 6" captionStartId="10.[151,250,1828,1850]" captionTargetBox="[173,1417,353,1787]" captionTargetId="figure@10.[150,1436,337,1806]" captionTargetPageId="10" captionText="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="13" pageNumber="316">Fig. 6H</figureCitation>
|
||
) slender, with irregular, short striae on surfaces. First article largest, approximately equal in length to combined second to fourth articles, produced forward in lateral view, broadly in contact with lower orbital margin, with blunt ridge each along dorsal and ventral margins; surface shallowly concave; anterior margin narrowly rounded. Second and third articles roundly rectangular, third article elongate. Fourth article short, rounded.
|
||
</paragraph>
|
||
<paragraph id="3E080141FFF4FFC9FF56A9AFA5D7F0AC" blockId="13.[151,1437,151,2035]" pageId="13" pageNumber="316">
|
||
Third maxilliped (
|
||
<figureCitation id="A68C1DC4FFF4FFC9FE06A9AFA6C6F3CF" box="[407,485,402,427]" captionStart="FIGURE 6" captionStartId="10.[151,250,1828,1850]" captionTargetBox="[173,1417,353,1787]" captionTargetId="figure@10.[150,1436,337,1806]" captionTargetPageId="10" captionText="FIGURE 6. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A, C–I); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (B). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (setae and surface structure not drawn); C, rostrum, dorso-anterior view; D, anterior part of left pterygostomial flap, ventrolateral view; E, third and fourth thoracic sternites, ventral view (setae not drawn); F, telson, external view; G, basal article of left antennular peduncle, ventral view (setae not drawn); H, left ocular and antennal peduncles, dorsolateral view (setae not drawn); H, left third maxilliped, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284019/files/figure.png" pageId="13" pageNumber="316">
|
||
Fig.
|
||
<date id="4A092781FFF4FFC9FE5CA9AFA6C6F3CF" box="[461,485,402,427]" pageId="13" pageNumber="316">6I</date>
|
||
</figureCitation>
|
||
) with coxa bearing blunt projection on ventrodistal margin; distomedian projection with blunt transverse ridge, not articulated. Basis articulating with ischium, rounded subtriangular. Ischium broad, ovate; lateral surface with short ridges and longitudinal ridge along dorsal margin; dorsodistal projection blunt. Merus with laminate, rounded lobe on ventrolateral margin; lateral surface with short transverse ridges and short longitudinal ridges along dorsal margin. Carpus with small subtriangular projection on median part of ventral margin and with longitudinal ridge on dorsal surface. Propodus moderately slender, nearly smooth on lateral surace. Dactylus short, subtriangular. Merus to dactylus with long plumose setae on ventral margins. Exopod with proximal article small, rounded; distal article laminate, robust, reaching midlength of merus, with row of transverse ridges dorsally and ventrally; distal flagellum present.
|
||
</paragraph>
|
||
<paragraph id="3E080141FFF4FFC9FF56AAEEA51DF7D2" blockId="13.[151,1437,151,2035]" pageId="13" pageNumber="316">
|
||
Chelipeds (first pereopods,
|
||
<figureCitation id="A68C1DC4FFF4FFC9FE6EAAEEA5A6F088" box="[511,645,723,748]" captionStart="FIGURE 7" captionStartId="11.[151,250,1859,1881]" captionTargetBox="[199,1370,208,1821]" captionTargetId="figure@11.[189,1379,193,1837]" captionTargetPageId="11" captionText="FIGURE 7. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A–E); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (F–H). Larger chelipeds. A, entire, dorsal view; B, merus and carpus, ventral view (setae not drawn); C, merus and carpus, dorsal perpendicular view (setae and surface structure not drawn); D, chela, dorsal perpendicular view (setae and surface structure not drawn); E, distal parts of fingers, ventral view; F, carpus, dorsal perpendicular view (setae and surface structure not drawn); G, chela, dorsal view (setae and surface structure not drawn); H, chela, dorsal perpendicular view (setae and surface structure not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284021/files/figure.png" pageId="13" pageNumber="316">Figs. 7A–H</figureCitation>
|
||
,
|
||
<figureCitation id="A68C1DC4FFF4FFC9FD00AAE9A5F5F088" box="[657,726,724,748]" captionStart="FIGURE 8" captionStartId="12.[151,250,1684,1706]" captionTargetBox="[150,1423,207,1624]" captionTargetId="figure@12.[150,1436,193,1662]" captionTargetPageId="12" captionText="FIGURE 8. Polyonyx sasekumari n. sp., holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200. A, smaller cheliped, dorsal view (setae and surface structure not drawn); B, smaller cheliped, carpus, dorsal perpendicular view (setae and surface structure not drawn); C, smaller cheliped, chela, dorsal perpendicular view (setae and surface structure not drawn); D, left second pereopod, lateral view; E, left second pereopod, ischium and merus, mesial view; F, left second pereopod, propodus and dactylus, lateral view (setae not drawn); G, right third pereopod, lateral view (setae not drawn); H, right third pereopod, dactylus, lateral view (setae not drawn); I, left fourth pereopod, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284023/files/figure.png" pageId="13" pageNumber="316">8A–C</figureCitation>
|
||
) unequal in size; dorsal surfaces with long transverse striae on meri and with numerous, delicate, short and very short striae on carpi and chela (striae on dorsoroximal parts of carpi longer); entire margins of meri and carpi and posterior margins of chelae with sparse, short to moderately long plumose setae; anterior margins of palms with dense, long plumose setae; ventrodistal margins of carpi, ventroposterior parts of palms, and cutting regions of fingers with short to moderately long, plumose setae. Larger cheliped (
|
||
<figureCitation id="A68C1DC4FFF4FFC9FE96ABBBA6A7F1FB" box="[263,388,902,927]" captionStart="FIGURE 7" captionStartId="11.[151,250,1859,1881]" captionTargetBox="[199,1370,208,1821]" captionTargetId="figure@11.[189,1379,193,1837]" captionTargetPageId="11" captionText="FIGURE 7. Polyonyx sasekumari n. sp. Holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200 (A–E); paratype, ovigerous female (cl 4.8 mm), ZRC 2016.527 (F–H). Larger chelipeds. A, entire, dorsal view; B, merus and carpus, ventral view (setae not drawn); C, merus and carpus, dorsal perpendicular view (setae and surface structure not drawn); D, chela, dorsal perpendicular view (setae and surface structure not drawn); E, distal parts of fingers, ventral view; F, carpus, dorsal perpendicular view (setae and surface structure not drawn); G, chela, dorsal view (setae and surface structure not drawn); H, chela, dorsal perpendicular view (setae and surface structure not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284021/files/figure.png" pageId="13" pageNumber="316">Fig. 7A–H</figureCitation>
|
||
) with ischium bearing no spines on ventro-anterior margin. Merus with rounded transverse crest submedially on dorsal surface; dorso-anterior margin with narrow, rounded lobe distally; ventral surface with short transverse striae; ventro-anterior distal corner rounded. Carpus 1.6 times as long as broad, broadest on median part; dorsal surface slightly convex, posterior margin rounded; dorso-anterior margin with elevated lobe, anterior margin of lobe convex; proximal concavity on dorso-anterior margin short; dorsodistal margin with low, rounded lobe on posterior part; ventral surface with short transverse striae; ventro-anterior margin concave on subdistal part. Chela 1.4–1.5 times as long as carpus, elongate ovate in general outline, 2.3–2.5 times as long as broad, lying on anterior side; anterior margin of distal part of palm and fixed finger subacute, with row of small rounded tubercles. Palm somewhat inflated; dorsal surface convex; dorsoposterior margin with longitudinal blunt ridge; ventral surface convex, with short and very short striae anteriorly. Fixed finger with weakly curved distal claw; dorsal surface with scattered, small pits and blunt ridge along distal part of midline; cutting edge with large, subtriangular tooth proximally followed by small rounded teeth decreasing in size distally. Dactylus 0.4 length of chela, opening at oblique angle, anteriorly curved in dorsal view, with curved distal claw; dorsal surface with longitudinal striae posteriorly; posterior margin distally with short row of small tubercles; cutting edge with proximal large, rounded tooth followed by row of small rounded teeth and with 2 larger blunt teeth (proximal tooth low and smaller than distal tooth) ventrally on median part.
|
||
</paragraph>
|
||
<paragraph id="3E080141FFF4FFC9FF56ADFFA48CF4D5" blockId="13.[151,1437,151,2035]" pageId="13" pageNumber="316">
|
||
Smaller cheliped (
|
||
<figureCitation id="A68C1DC4FFF4FFC9FE0BADFFA535F7BE" box="[410,534,1474,1499]" captionStart="FIGURE 8" captionStartId="12.[151,250,1684,1706]" captionTargetBox="[150,1423,207,1624]" captionTargetId="figure@12.[150,1436,193,1662]" captionTargetPageId="12" captionText="FIGURE 8. Polyonyx sasekumari n. sp., holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200. A, smaller cheliped, dorsal view (setae and surface structure not drawn); B, smaller cheliped, carpus, dorsal perpendicular view (setae and surface structure not drawn); C, smaller cheliped, chela, dorsal perpendicular view (setae and surface structure not drawn); D, left second pereopod, lateral view; E, left second pereopod, ischium and merus, mesial view; F, left second pereopod, propodus and dactylus, lateral view (setae not drawn); G, right third pereopod, lateral view (setae not drawn); H, right third pereopod, dactylus, lateral view (setae not drawn); I, left fourth pereopod, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284023/files/figure.png" pageId="13" pageNumber="316">Fig. 8A–C</figureCitation>
|
||
) similar to larger cheliped in general, except for: carpus with nearly straight, ventro-anterior margin; chela proportionally narrower, 2.6–2.9 times as long as broad, less convex on dorsal surface, with row of small rounded tubercles on distal 0.7 of anterior margin; plumose setae on anterior margin of palm extending onto fixed finger and anterodorsal surface of chela; denser plumose setae on ventroposterior part of palm, and cutting regions of fingers; cutting edge of fixed finger slightly convex, with row of small rounded teeth; cutting edge of dactylus straight or slightly concave, with row of small rounded teeth; dactylus proportionally longer, 0.4–0.5 length of chela, with posterior margin bluntly elevated.
|
||
</paragraph>
|
||
<paragraph id="3E080141FFF4FFCAFF56AE81A665F3CF" blockId="13.[151,1437,151,2035]" lastBlockId="14.[151,1437,151,2012]" lastPageId="14" lastPageNumber="317" pageId="13" pageNumber="316">
|
||
Ambulatory legs (second to fourth pereopods,
|
||
<figureCitation id="A68C1DC4FFF4FFC9FD7DAE81A47CF4B1" box="[748,863,1724,1749]" captionStart="FIGURE 8" captionStartId="12.[151,250,1684,1706]" captionTargetBox="[150,1423,207,1624]" captionTargetId="figure@12.[150,1436,193,1662]" captionTargetPageId="12" captionText="FIGURE 8. Polyonyx sasekumari n. sp., holotype, male (cl 3.7 mm), Jeram, ZRC 2017.200. A, smaller cheliped, dorsal view (setae and surface structure not drawn); B, smaller cheliped, carpus, dorsal perpendicular view (setae and surface structure not drawn); C, smaller cheliped, chela, dorsal perpendicular view (setae and surface structure not drawn); D, left second pereopod, lateral view; E, left second pereopod, ischium and merus, mesial view; F, left second pereopod, propodus and dactylus, lateral view (setae not drawn); G, right third pereopod, lateral view (setae not drawn); H, right third pereopod, dactylus, lateral view (setae not drawn); I, left fourth pereopod, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284023/files/figure.png" pageId="13" pageNumber="316">Fig. 8D–I</figureCitation>
|
||
) moderately short, decreasing in size posteriorly (second largest), somewhat compressed laterally, with scattered, short to moderately long plumose setae (lateral setules minute) marginally; lateral surfaces nearly smooth except for short ridges on laterodorsal parts of meri and propodi; mesial surfaces with scattered, short granular ridges on meri, carpi, and propodi, but nearly smooth on dactyli. Ischia each with small, weakly calcified part dorsally along distal margin of mesial surface. Meri 2.2–2.4 (second), 2.0–2.3 (third), and 1.9–2.1 (fourth) times as long as high in lateral view, highest slightly proximal to or just on median part; dorsal margins slightly crenulated (second and third) or smooth (fourth), gently convex; lateral surface of fourth pereopod with scattered, short setae dorsally; mesial surfaces with weakly calcified part proximally, that part broadening dorsally; ventrodistal margins of lateral and mesial surfaces rounded. Carpi moderately slender (second and third) or stout (fourth); dorsodistal and ventrodistal corners rounded. Propodi 2.7– 2.8 (second), 2.6–2.8 (third), and 2.4–2.7 (fourth) times as long as high, highest at base of subproximal ventral corneous spine if present; dorsal margins nearly smooth; ventral margins each with no or 1 corneous spine (usually present; e.g., absent on right third and fourth pereopods of
|
||
<typeStatus id="E10CBFE3FFF7FFCAFCACA93EA482F378" box="[829,929,259,284]" pageId="14" pageNumber="317" type="holotype">holotype</typeStatus>
|
||
) on proximal part and 1 corneous spine and distal part; distoventral margin with 2 corneous spines subequal in size. Dactyli 0.4–0.5 times as long as propodi, each terminating in curved, sharply pointed, bifurcate claws, ventral claw much larger than dorsal claw; ventral margins each with 2 small corneous spines each on slightly or moderately elevated base, distal spine larger than proximal spine.
|
||
</paragraph>
|
||
<paragraph id="3E080141FFF7FFCAFF56A988A247F3AA" blockId="14.[151,1437,151,2012]" box="[199,1380,437,462]" pageId="14" pageNumber="317">Fifth pereopod slender, chelate; propodus with numerous short simple setae and 2 subdistal hooked setae.</paragraph>
|
||
<paragraph id="3E080141FFF7FFCAFF56A9E4A6BCF072" blockId="14.[151,1437,151,2012]" pageId="14" pageNumber="317">Male with pair of gonopods on second abdominal segment; endopod elongate ovate, rounded on distal margin; exopod small, rounded.</paragraph>
|
||
<paragraph id="3E080141FFF7FFCAFF56AA1CA6A7F03B" blockId="14.[151,1437,151,2012]" pageId="14" pageNumber="317">Female with no pleopods on third abdominal segment, but with well developed pleopods on fourth and fifth abdominal segments.</paragraph>
|
||
<paragraph id="3E080141FFF7FFCAFF56AA54A3C8F0E6" blockId="14.[151,1437,151,2012]" box="[199,1259,617,642]" pageId="14" pageNumber="317">
|
||
<emphasis id="0CC3DD53FFF7FFCAFF56AA54A6B9F0E6" bold="true" box="[199,410,617,642]" pageId="14" pageNumber="317">Coloration in life.</emphasis>
|
||
Not known. Preserved specimens entirely white or pale brown (
|
||
<figureCitation id="A68C1DC4FFF7FFCAFBF8AA54A3FDF0E6" box="[1129,1246,617,642]" captionStart="FIGURE 1" captionStartId="2.[151,250,1800,1822]" captionTargetBox="[198,1366,193,1751]" captionTargetId="figure@2.[198,1366,193,1751]" captionTargetPageId="2" captionText="FIGURE 1. Five Polyonyx species. Fresh specimens (A–D, G, H) and preserved specimens (E, F), entire animal, dorsal view. A, Polyonyx boucheti Osawa, 2007, probably female (cl 1.7 mm), Panglao Island, ZRC 2017.204; B, Polyonyx heok, ovigerous female (cl 7.6 mm), Iriomote Island, RUMF-ZC-4736; C, Polyonyx pilosibrachium n. sp., paratype, male (cl 3.1 mm), Iriomote Island, RUMF-ZC-4392; D, Polyonyx pilosibrachium n. sp., paratype, ovigerous female (cl 3.3 mm), Iriomote Island, RUMF- ZC-4389; E, Polyonyx sasekumari n. sp., paratype, male (cl 3.2 mm), Jeram, ZRC 2016.527; F, Polyonyx sasekumari n. sp., paratype, ovigerous female (cl 4.6 mm), Jeram, ZRC 2016.527; G, Polyonyx thai Werding, 2001, male (cl 2.8 mm), Johor Straits, St. DW131, ZRC 2017.202; H, Polyonyx thai Werding, 2001, ovigerous female (cl 3.5 mm), Johor Straits, St. DW131, ZRC 2017.202." httpUri="https://zenodo.org/record/1284009/files/figure.png" pageId="14" pageNumber="317">Fig. 1E, F</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="76AD52CAFFF7FFCAFF56AAB0A46EF66B" pageId="14" pageNumber="317" type="distribution">
|
||
<paragraph id="3E080141FFF7FFCAFF56AAB0A22AF0C2" blockId="14.[151,1437,151,2012]" box="[199,1289,653,678]" pageId="14" pageNumber="317">
|
||
<emphasis id="0CC3DD53FFF7FFCAFF56AAB0A643F0C2" bold="true" box="[199,352,653,678]" pageId="14" pageNumber="317">Distribution.</emphasis>
|
||
Presently known only from Jeram,
|
||
<collectingRegion id="FC73CFA3FFF7FFCAFD61AAB0A476F0C2" box="[752,853,653,678]" country="Malaysia" name="Selangor" pageId="14" pageNumber="317">Selangor</collectingRegion>
|
||
, western coast of Peninsular
|
||
<collectingCountry id="46A041D1FFF7FFCAFB0AAAB0A226F0C2" box="[1179,1285,653,678]" name="Malaysia" pageId="14" pageNumber="317">Malaysia</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="3E080141FFF7FFCAFF56AA8CA46EF66B" blockId="14.[151,1437,151,2012]" pageId="14" pageNumber="317">
|
||
<emphasis id="0CC3DD53FFF7FFCAFF56AA8CA609F0AE" bold="true" box="[199,298,689,714]" pageId="14" pageNumber="317">Habitat.</emphasis>
|
||
The
|
||
<typeStatus id="E10CBFE3FFF7FFCAFEF5AA8FA6B7F0AE" box="[356,404,690,714]" pageId="14" pageNumber="317">type</typeStatus>
|
||
specimens were collected from the lower intertidal region of muddy shore with intermittent reefs of sabellariid polychaetes.
|
||
<bibRefCitation id="5A267CB0FFF7FFCAFD80AAE8A5D4F08A" box="[529,759,725,750]" pageId="14" pageNumber="317" refId="ref13644" refString="Polgar, G., Nishi, E., Idris, I. & Glasby, C. J. (2015) Tropical polychaete community and reef dynamics: insights from a Malayan Sabellaria (Annelida: Sabellariidae) reef. Raffles Bulletin of Zoology, 63, 401 - 417." type="journal article">
|
||
Polgar
|
||
<emphasis id="0CC3DD53FFF7FFCAFDF4AAEAA5B9F08A" box="[613,666,725,750]" italics="true" pageId="14" pageNumber="317">et al</emphasis>
|
||
. (2015)
|
||
</bibRefCitation>
|
||
reported the environment and community composition of polychaetes at the Jeram beach from
|
||
<date id="4A092781FFF7FFCAFDA2AAC4A5C6F176" box="[563,741,761,786]" pageId="14" pageNumber="317" value="2010-12">December 2010</date>
|
||
to
|
||
<date id="4A092781FFF7FFCAFC99AAC4A4A2F176" box="[776,897,761,786]" pageId="14" pageNumber="317" value="2013-04">April 2013</date>
|
||
and the remarkable changes of the beach during the research period. According to the report by
|
||
<bibRefCitation id="5A267CB0FFF7FFCAFD2BAB20A4B7F152" box="[698,916,797,822]" pageId="14" pageNumber="317" refId="ref13644" refString="Polgar, G., Nishi, E., Idris, I. & Glasby, C. J. (2015) Tropical polychaete community and reef dynamics: insights from a Malayan Sabellaria (Annelida: Sabellariidae) reef. Raffles Bulletin of Zoology, 63, 401 - 417." type="journal article">
|
||
Polgar
|
||
<emphasis id="0CC3DD53FFF7FFCAFC9DAB22A41DF152" box="[780,830,797,822]" italics="true" pageId="14" pageNumber="317">et al</emphasis>
|
||
. (2015
|
||
</bibRefCitation>
|
||
: 408), in
|
||
<date id="4A092781FFF7FFCAFB93AB20A3A2F152" box="[1026,1153,797,822]" pageId="14" pageNumber="317" value="2013-04">April 2013</date>
|
||
, the whole tidal flat was covered with a superficial layer of mud and heavily colonized by
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFCEAAB7EA3CCF13E" authority="Caullery, 1944" authorityName="Caullery" authorityYear="1944" box="[891,1263,833,858]" class="Polychaeta" family="Terebellidae" genus="Loimia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="14" pageNumber="317" phylum="Annelida" rank="species" species="verrucosa">
|
||
<emphasis id="0CC3DD53FFF7FFCAFCEAAB7EA361F13E" box="[891,1090,835,858]" italics="true" pageId="14" pageNumber="317">Loimia verrucosa</emphasis>
|
||
<bibRefCitation id="5A267CB0FFF7FFCAFBDBAB7CA3CCF13E" box="[1098,1263,833,858]" pageId="14" pageNumber="317" refId="ref12022" refString="Caullery, M. (1944) Polychetes Sedentaires de l'Expedition du Siboga: Ariciidae, Spionidae, Chaetopteridae, Chlorhaemidae, Opheliidae, Oweniidae, Sabellariidae, Sternaspidae, Amphictenidae, Ampharetidae, Terebellidae. Siboga-Expeditie Uitkomsten op Zoologisch, Bonatisch, Oceanographisch en Geologisch gebied verzameld in Nederlandsch Oost-Indie 1899 - 1900, 24, 2 bis, 1 - 204." type="journal article">Caullery, 1944</bibRefCitation>
|
||
</taxonomicName>
|
||
and there were pairs of openings (spaced at ~
|
||
<quantity id="F94FACA4FFF7FFCAFE73AB58A508F11A" box="[482,555,869,894]" metricMagnitude="-1" metricUnit="m" metricValue="6.0" pageId="14" pageNumber="317" unit="cm" value="60.0">60 cm</quantity>
|
||
), possibly corresponding to large U-shaped burrows dug by polychaete worms. Although there are no definite associated host records for the
|
||
<typeStatus id="E10CBFE3FFF7FFCAFCCBABB7A4A9F1C6" box="[858,906,906,930]" pageId="14" pageNumber="317">type</typeStatus>
|
||
specimens of
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFBA1ABB4A202F1C6" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[1072,1313,905,930]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFF7FFCAFBA1ABB4A202F1C6" box="[1072,1313,905,930]" italics="true" pageId="14" pageNumber="317">Polyonyx sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFF7FFCAFAB8ABB4A24AF1C5" box="[1321,1385,905,930]" pageId="14" pageNumber="317" rank="species">
|
||
<emphasis id="0CC3DD53FFF7FFCAFAB8ABB4A240F1C6" bold="true" box="[1321,1379,905,930]" pageId="14" pageNumber="317">n. sp</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
, the large U-shaped burrows may be referred to dwelling-tubes unique to species of
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFB9DAB90A380F1A2" box="[1036,1187,941,966]" class="Polychaeta" family="Chaetopteridae" genus="Chaetopterus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Spionida" pageId="14" pageNumber="317" phylum="Annelida" rank="genus">
|
||
<emphasis id="0CC3DD53FFF7FFCAFB9DAB90A380F1A2" box="[1036,1187,941,966]" italics="true" pageId="14" pageNumber="317">Chaetopterus</emphasis>
|
||
</taxonomicName>
|
||
(cf.
|
||
<bibRefCitation id="5A267CB0FFF7FFCAFB47AB90A277F1A2" box="[1238,1364,941,966]" pageId="14" pageNumber="317" refId="ref12936" refString="Nishi, E. (2001) Partial revision of Japanese Chaetopterus (Chaetopteridae, Polychaeta), including description of three new species from southern Pacific side of central Japan. Actinia, 14, 1 - 26." type="journal article">Nishi 2001</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="5A267CB0FFF7FFCAFACEAB90A636F18F" pageId="14" pageNumber="317" refId="ref13017" refString="Nishi, E., Hickman Jr., C. P. & Bailey-Brock, J. H. (2009) Chaetopterus and Mesochaetopterus (Polychaeta: Chaetopteridae) from the Galapagos Islands, with descriptions of four new species. Proceedings of the Academy of Sciences of Philadelphia, 158, 239 - 259. https: // doi. org / 10.1635 / 053.158.0113" type="journal article">
|
||
Nishi
|
||
<emphasis id="0CC3DD53FFF7FFCAFF06ABE9A7EAF18F" box="[151,201,978,1003]" italics="true" pageId="14" pageNumber="317">et al</emphasis>
|
||
. 2009
|
||
</bibRefCitation>
|
||
). The candidate for the host of
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFDEAABE9A43FF18F" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[635,796,977,1003]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFF7FFCAFDEAABE9A43FF18F" box="[635,796,977,1003]" italics="true" pageId="14" pageNumber="317">P. sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFF7FFCAFCB7ABEFA445F18F" box="[806,870,978,1003]" pageId="14" pageNumber="317" rank="species">
|
||
<emphasis id="0CC3DD53FFF7FFCAFCB7ABEFA445F18F" bold="true" box="[806,870,978,1003]" pageId="14" pageNumber="317">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
is also supposedly a species of
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFB42ABEFA25EF18F" authorityName="Malmgren" authorityYear="1867" box="[1235,1405,978,1003]" class="Polychaeta" family="Chaetopteridae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Spionida" pageId="14" pageNumber="317" phylum="Annelida" rank="family">Chaetopteridae</taxonomicName>
|
||
as known for its related congeners discussed below in
|
||
<emphasis id="0CC3DD53FFF7FFCAFD48ABCAA465F674" bold="true" box="[729,838,1015,1040]" pageId="14" pageNumber="317">Remarks</emphasis>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="76AD52CAFFF7FFCAFF56AC26A534F63C" pageId="14" pageNumber="317" type="etymology">
|
||
<paragraph id="3E080141FFF7FFCAFF56AC26A534F63C" blockId="14.[151,1437,151,2012]" pageId="14" pageNumber="317">
|
||
<emphasis id="0CC3DD53FFF7FFCAFF56AC26A66DF650" bold="true" box="[199,334,1051,1076]" pageId="14" pageNumber="317">Etymology.</emphasis>
|
||
The new species is named after Dr. A. Sasekumar of the University of Malaya, who so kindly passed us the specimens for study.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="76AD52CAFFF7FFD4FF56AC5EA6F4F379" lastPageId="16" lastPageNumber="319" pageId="14" pageNumber="317" type="discussion">
|
||
<paragraph id="3E080141FFF7FFCAFF56AC5EA22EF5B8" blockId="14.[151,1437,151,2012]" pageId="14" pageNumber="317">
|
||
<emphasis id="0CC3DD53FFF7FFCAFF56AC5EA618F618" bold="true" box="[199,315,1123,1148]" pageId="14" pageNumber="317">Remarks.</emphasis>
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFED2AC5EA517F618" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[323,564,1123,1148]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFF7FFCAFED2AC5EA517F618" box="[323,564,1123,1148]" italics="true" pageId="14" pageNumber="317">Polyonyx sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFF7FFCAFDADAC5EA55FF618" box="[572,636,1123,1148]" pageId="14" pageNumber="317" rank="species">
|
||
<emphasis id="0CC3DD53FFF7FFCAFDADAC5EA55FF618" bold="true" box="[572,636,1123,1148]" pageId="14" pageNumber="317">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
appears closest to
|
||
<emphasis id="0CC3DD53FFF7FFCAFCC7AC59A4BFF618" box="[854,924,1123,1148]" italics="true" pageId="14" pageNumber="317">P. thai</emphasis>
|
||
known from
|
||
<collectingRegion id="FC73CFA3FFF7FFCAFBADAC5EA231F618" box="[1084,1298,1123,1148]" country="Thailand" name="Chon Buri" pageId="14" pageNumber="317">Chonburi Province</collectingRegion>
|
||
in
|
||
<collectingCountry id="46A041D1FFF7FFCAFAA9AC5EA2BFF618" box="[1336,1436,1123,1148]" name="Thailand" pageId="14" pageNumber="317">Thailand</collectingCountry>
|
||
and the
|
||
<collectingRegion id="FC73CFA3FFF7FFCAFF65ACBAA611F6C4" box="[244,306,1159,1184]" country="Malaysia" name="Johor" pageId="14" pageNumber="317">Johor</collectingRegion>
|
||
Straits in
|
||
<collectingCountry id="46A041D1FFF7FFCAFE3AACBAA53EF6C4" box="[427,541,1159,1184]" name="Singapore" pageId="14" pageNumber="317">Singapore</collectingCountry>
|
||
(present study) in having the following characters: the carapace being clearly longer than broad and with only delicate, short transverse striae on the dorso-anterior half and no scattered setae on the entire dorsal surface, the chelipeds without dense coat of setae on the entire dorsal surface, the carpus of each cheliped with a strongly bulging dorso-anterior margin except for a distinct, proximal short concavity, the palm of each cheliped without scattered tubercles on the dorsal surface, and the ambulatory legs without distinct spines on the ventral margin of each merus and usually with at least two spines in addition to a pair of distal spines on the ventral margin of each propodus. However, the new species is distinguished from
|
||
<emphasis id="0CC3DD53FFF7FFCAFBA1AD5DA35BF71C" box="[1072,1144,1375,1400]" italics="true" pageId="14" pageNumber="317">P. thai</emphasis>
|
||
by the morphology of the propodi of the ambulatory legs. The segments of
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFD42ADB9A453F7F8" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[723,880,1411,1436]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFF7FFCAFD42ADB9A453F7F8" box="[723,880,1411,1436]" italics="true" pageId="14" pageNumber="317">P. sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFF7FFCAFCEAADBEA49FF7F8" box="[891,956,1411,1436]" pageId="14" pageNumber="317" rank="species">
|
||
<emphasis id="0CC3DD53FFF7FFCAFCEAADBEA49FF7F8" bold="true" box="[891,956,1411,1436]" pageId="14" pageNumber="317">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
are proportionally more slender: 2.7–2.8, 2.6–2.9, and 2.4–2.7 times as long as high on the respective second to fourth pereopods, instead of 2.2–2.5, 2.5– 2.6, and 2.3 times in
|
||
<emphasis id="0CC3DD53FFF7FFCAFE14ADF1A6EAF780" box="[389,457,1483,1508]" italics="true" pageId="14" pageNumber="317">P. thai</emphasis>
|
||
; and they usually have only one subproximal and one subdistal spines on each ventral margin, in addition to a pair of distoventral spines, instead of four to nine ventral spines in
|
||
<emphasis id="0CC3DD53FFF7FFCAFB14ADCDA3EFF46C" box="[1157,1228,1519,1544]" italics="true" pageId="14" pageNumber="317">P. thai</emphasis>
|
||
(for the characters of
|
||
<emphasis id="0CC3DD53FFF7FFCAFF2AAE29A62BF448" box="[187,264,1555,1580]" italics="true" pageId="14" pageNumber="317">P. thai</emphasis>
|
||
, cf.
|
||
<bibRefCitation id="5A267CB0FFF7FFCAFED4AE2EA6CDF44F" box="[325,494,1555,1580]" pageId="14" pageNumber="317" refId="ref14302" refString="Werding, B. (2001) Description of two new species of Polyonyx Stimpson, 1858 from the Indo-West Pacific, with a key to the species of the Polyonyx sinensis group (Crustacea: Decapoda: Porcellanidae). Proceedings of the Biological Society of Washington, 114, 109 - 119." type="journal article">Werding 2001</bibRefCitation>
|
||
: fig. 4G–K; present study, usually five or six spines in the
|
||
<collectingCountry id="46A041D1FFF7FFCAFB53AE2EA217F448" box="[1218,1332,1555,1580]" name="Singapore" pageId="14" pageNumber="317">Singapore</collectingCountry>
|
||
material examined,
|
||
<figureCitation id="A68C1DC4FFF7FFCAFE82AE0AA6A6F42B" box="[275,389,1591,1616]" captionStart="FIGURE 9" captionStartId="15.[151,250,1786,1808]" captionTargetBox="[211,1372,215,1743]" captionTargetId="figure@15.[198,1388,193,1780]" captionTargetPageId="15" captionText="FIGURE 9. Polyonyx thai Werding, 2001, male (cl 2.8 mm), Johor Straits, sta. DW4, ZRC 2017.201 (A, C–E, G–I); ovigerous female (cl 3.5 mm), Johor Straits, sta. DW131, ZRC 2017.202 (B, F). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (surface structure not drawn, setae drawn only on anterior margin of rostrum); C, larger cheliped, carpus, dorsal perpendicular view (setae not drawn); D, larger cheliped, chela, dorsal view (surface structure partially drawn, setae not drawn); E, F, larger cheliped, chela, dorsal perpendicular view (setae and surface structure not drawn); G, left second pereopod, propodus and dactylus, lateral view (setae not drawn); H, left third pereopod, propodus and dactylus, lateral view (setae not drawn); I, left fourth pereopod, propodus and dactylus, lateral view (setae not drawn). Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/1284025/files/figure.png" pageId="14" pageNumber="317">Fig. 9G–I</figureCitation>
|
||
). Additionally, the eyes are smaller compared with the size of the carapace and the proximal concavity on the dorso-anterior margin of the carpus of each cheliped is narrower in
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFBDAAE61A3C5F410" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[1099,1254,1627,1652]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFF7FFCAFBDAAE61A3C5F410" box="[1099,1254,1627,1652]" italics="true" pageId="14" pageNumber="317">P. sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFF7FFCAFB7CAE66A20FF410" box="[1261,1324,1627,1652]" pageId="14" pageNumber="317" rank="species">
|
||
<emphasis id="0CC3DD53FFF7FFCAFB7CAE66A20FF410" bold="true" box="[1261,1324,1627,1652]" pageId="14" pageNumber="317">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
than in
|
||
<emphasis id="0CC3DD53FFF7FFCAFA16AE61A7E0F4FC" italics="true" pageId="14" pageNumber="317">P. thai</emphasis>
|
||
. For habitats,
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFEFDAEBDA529F4FC" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[364,522,1663,1688]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFF7FFCAFEFDAEBDA529F4FC" box="[364,522,1663,1688]" italics="true" pageId="14" pageNumber="317">P. sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFF7FFCAFD82AE42A576F4FC" box="[531,597,1663,1688]" pageId="14" pageNumber="317" rank="species">
|
||
<emphasis id="0CC3DD53FFF7FFCAFD82AE42A576F4FC" bold="true" box="[531,597,1663,1688]" pageId="14" pageNumber="317">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
was collected from the intertidal muddy shore with intermittent reefs of sabellariid polychaetes and had no definite records of the association host, whereas
|
||
<emphasis id="0CC3DD53FFF7FFCAFBDCAE99A3B5F4D8" box="[1101,1174,1699,1724]" italics="true" pageId="14" pageNumber="317">P. thai</emphasis>
|
||
was noted by
|
||
<bibRefCitation id="5A267CB0FFF7FFCAFAADAE9EA7C2F4BB" pageId="14" pageNumber="317" refId="ref14302" refString="Werding, B. (2001) Description of two new species of Polyonyx Stimpson, 1858 from the Indo-West Pacific, with a key to the species of the Polyonyx sinensis group (Crustacea: Decapoda: Porcellanidae). Proceedings of the Biological Society of Washington, 114, 109 - 119." type="journal article">Werding (2001)</bibRefCitation>
|
||
to be obtained from the exposed sand beach and inside of tubes of chaetopterids together with a series of
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFA16AEF5A7D3F567" authorityName="Stimpson" authorityYear="1858" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sinensis">
|
||
<emphasis id="0CC3DD53FFF7FFCAFA16AEF5A7D3F567" italics="true" pageId="14" pageNumber="317">P. sinensis</emphasis>
|
||
</taxonomicName>
|
||
. As shown below, the specimens examined of
|
||
<emphasis id="0CC3DD53FFF7FFCAFC82AED1A47DF560" box="[787,862,1771,1796]" italics="true" pageId="14" pageNumber="317">P. thai</emphasis>
|
||
from the
|
||
<collectingRegion id="FC73CFA3FFF7FFCAFC45AED6A331F560" box="[980,1042,1771,1796]" country="Malaysia" name="Johor" pageId="14" pageNumber="317">Johor</collectingRegion>
|
||
Straits,
|
||
<collectingCountry id="46A041D1FFF7FFCAFBE5AED6A3CAF560" box="[1140,1257,1771,1796]" name="Singapore" pageId="14" pageNumber="317">Singapore</collectingCountry>
|
||
, were collected from the depths of
|
||
<quantity id="F94FACA4FFF7FFCAFEE5AF32A6D5F543" box="[372,502,1807,1832]" metricMagnitude="1" metricUnit="m" metricValue="1.565" metricValueMax="2.44" metricValueMin="0.69" pageId="14" pageNumber="317" unit="m" value="15.649999999999999" valueMax="24.4" valueMin="6.9">6.9–24.4 m</quantity>
|
||
, but without any host data. In
|
||
<collectingCountry id="46A041D1FFF7FFCAFCC6AF2DA4B9F543" box="[855,922,1808,1831]" name="Japan" pageId="14" pageNumber="317">Japan</collectingCountry>
|
||
,
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFC36AF2DA33AF543" authorityName="Stimpson" authorityYear="1858" box="[935,1049,1808,1831]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sinensis">
|
||
<emphasis id="0CC3DD53FFF7FFCAFC36AF2DA33AF543" box="[935,1049,1808,1831]" italics="true" pageId="14" pageNumber="317">P. sinensis</emphasis>
|
||
</taxonomicName>
|
||
has been known to be associated with
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFF44AF0EA5F5F52F" authority="Fujiwara, 1934" authorityName="Fujiwara" authorityYear="1934" box="[213,726,1843,1868]" class="Polychaeta" family="Chaetopteridae" genus="Mesochaetopterus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Spionida" pageId="14" pageNumber="317" phylum="Annelida" rank="species" species="japonicus">
|
||
<emphasis id="0CC3DD53FFF7FFCAFF44AF0EA538F52F" box="[213,539,1843,1868]" italics="true" pageId="14" pageNumber="317">Mesochaetopterus japonicus</emphasis>
|
||
<bibRefCitation id="5A267CB0FFF7FFCAFDB9AF0EA5F5F52F" box="[552,726,1843,1868]" pageId="14" pageNumber="317" refId="ref12086" refString="Fujiwara, T. (1934) On a new chaeopterid, Mesochaeopterus Japonicus, sp. nov. Journal of Science of the Hiroshima University, Series B, 3, 1 - 14, pls. 1 - 3." type="journal article">Fujiwara, 1934</bibRefCitation>
|
||
</taxonomicName>
|
||
of the
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFCA4AF0EA4FCF528" authorityName="Malmgren" authorityYear="1867" box="[821,991,1843,1868]" class="Polychaeta" family="Chaetopteridae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Spionida" pageId="14" pageNumber="317" phylum="Annelida" rank="family">Chaetopteridae</taxonomicName>
|
||
(
|
||
<bibRefCitation id="5A267CB0FFF7FFCAFC63AF0EA3B2F528" box="[1010,1169,1843,1868]" pageId="14" pageNumber="317" refId="ref12614" refString="Miyake, S. (1965) Crustacea, Anomura. In: Okada, Y. K. & Uchida, T. (Eds.), New illustrated encyclopedia of the fauna of Japan. Vol. 2. Hokuryukan, Tokyo, pp. 630 - 652. [in Japanese]" type="book">Miyake 1965</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="5A267CB0FFF7FFCAFB33AF0EA27AF52F" box="[1186,1369,1843,1868]" pageId="14" pageNumber="317" refId="ref14250" refString="Watanabe, T. (2013) Polyonyx sinensis, P. unitomii. In: Japanese Association of Benthology (Ed.), Threatened animals of Japanese tidal flats: Red data book of seashore benthos. Tokai University Press, Hatano, 188 pp. [in Japanese]" type="book">Watanabe 2013</bibRefCitation>
|
||
). The general shape and ornamentation of the carapace and pereopods also links
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFC76AF65A3A0F514" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[999,1155,1879,1904]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFF7FFCAFC76AF65A3A0F514" box="[999,1155,1879,1904]" italics="true" pageId="14" pageNumber="317">P. sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFF7FFCAFB1DAF6AA3EFF514" box="[1164,1228,1879,1904]" pageId="14" pageNumber="317" rank="species">
|
||
<emphasis id="0CC3DD53FFF7FFCAFB1DAF6AA3EFF514" bold="true" box="[1164,1228,1879,1904]" pageId="14" pageNumber="317">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
to
|
||
<emphasis id="0CC3DD53FFF7FFCAFB63AF65A25BF514" box="[1266,1400,1879,1904]" italics="true" pageId="14" pageNumber="317">P. loimicola</emphasis>
|
||
,
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFA16AF65A7D3F5F7" authorityName="Stimpson" authorityYear="1858" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sinensis">
|
||
<emphasis id="0CC3DD53FFF7FFCAFA16AF65A7D3F5F7" italics="true" pageId="14" pageNumber="317">P. sinensis</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<emphasis id="0CC3DD53FFF7FFCAFF6FAF41A64CF5F0" box="[254,367,1915,1940]" italics="true" pageId="14" pageNumber="317">P. tulearis</emphasis>
|
||
, and
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFE3CAF41A51AF5F0" authorityName="Ng & Sasekumar" authorityYear="1993" box="[429,569,1915,1940]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="vermicola">
|
||
<emphasis id="0CC3DD53FFF7FFCAFE3CAF41A51AF5F0" box="[429,569,1915,1940]" italics="true" pageId="14" pageNumber="317">P. vermicola</emphasis>
|
||
</taxonomicName>
|
||
, but the detailed outline of the carpus of the larger cheliped distinguishes the new species from the other four species. The segment is proportionally shorter in the new species than in
|
||
<emphasis id="0CC3DD53FFF7FFCAFA16AF9DA622F5B8" italics="true" pageId="14" pageNumber="317">P. loimicola</emphasis>
|
||
,
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFE9FAFF9A65CF5BF" authorityName="Stimpson" authorityYear="1858" box="[270,383,1988,2011]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="sinensis">
|
||
<emphasis id="0CC3DD53FFF7FFCAFE9FAFF9A65CF5BF" box="[270,383,1988,2011]" italics="true" pageId="14" pageNumber="317">P. sinensis</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="F9B77AC2FFF7FFCAFE51AFF9A568F5B8" authorityName="Ng & Sasekumar" authorityYear="1993" box="[448,587,1987,2012]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="14" pageNumber="317" phylum="Arthropoda" rank="species" species="vermicola">
|
||
<emphasis id="0CC3DD53FFF7FFCAFE51AFF9A568F5B8" box="[448,587,1987,2012]" italics="true" pageId="14" pageNumber="317">P. vermicola</emphasis>
|
||
</taxonomicName>
|
||
. The dorso-anterior margin of the carpus of the larger cheliped
|
||
</paragraph>
|
||
<caption id="6AC851C9FFF6FFCBFF06AEC7A4B4F583" httpUri="https://zenodo.org/record/1284025/files/figure.png" pageId="15" pageNumber="318" startId="15.[151,250,1786,1808]" targetBox="[211,1372,215,1743]" targetPageId="15">
|
||
<paragraph id="3E080141FFF6FFCBFF06AEC7A4B4F583" blockId="15.[151,1436,1786,2023]" pageId="15" pageNumber="318">
|
||
<emphasis id="0CC3DD53FFF6FFCBFF06AEC7A631F56B" bold="true" box="[151,274,1786,1808]" pageId="15" pageNumber="318">FIGURE 9.</emphasis>
|
||
<emphasis id="0CC3DD53FFF6FFCBFE89AEC7A648F574" box="[280,363,1786,1808]" italics="true" pageId="15" pageNumber="318">Polyony</emphasis>
|
||
x
|
||
<emphasis id="0CC3DD53FFF6FFCBFEEFAEC7A686F574" box="[382,421,1786,1808]" italics="true" pageId="15" pageNumber="318">thai</emphasis>
|
||
Werding, 2001, male (cl 2.8 mm), Johor Straits, sta. DW4, ZRC 2017.201 (A, C–E, G–I); ovigerous female (cl 3.5 mm), Johor Straits, sta. DW131, ZRC 2017.202 (B, F). A, carapace and ocular and antennal peduncles, dorsal view (setae drawn only on anterior margin of rostrum); B, carapace and ocular peduncles, dorsal view (surface structure not drawn, setae drawn only on anterior margin of rostrum); C, larger cheliped, carpus, dorsal perpendicular view (setae not drawn); D, larger cheliped, chela, dorsal view (surface structure partially drawn, setae not drawn); E, F, larger cheliped, chela, dorsal perpendicular view (setae and surface structure not drawn); G, left second pereopod, propodus and dactylus, lateral view (setae not drawn); H, left third pereopod, propodus and dactylus, lateral view (setae not drawn); I, left fourth pereopod, propodus and dactylus, lateral view (setae not drawn). Scale bars = 1.0 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="3E080141FFE9FFD4FF06A8A5A6F4F379" blockId="16.[151,1436,151,501]" pageId="16" pageNumber="319">
|
||
more strongly bulges in
|
||
<taxonomicName id="F9B77AC2FFE9FFD4FE21A8A4A56FF2D4" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[432,588,151,176]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="16" pageNumber="319" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFE9FFD4FE21A8A4A56FF2D4" box="[432,588,151,176]" italics="true" pageId="16" pageNumber="319">P. sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFE9FFD4FDC7A8AAA5BBF2D4" box="[598,664,151,176]" pageId="16" pageNumber="319" rank="species">
|
||
<emphasis id="0CC3DD53FFE9FFD4FDC7A8AAA5BBF2D4" bold="true" box="[598,664,151,176]" pageId="16" pageNumber="319">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
than in
|
||
<emphasis id="0CC3DD53FFE9FFD4FD68A8A4A4A2F2D4" box="[761,897,151,176]" italics="true" pageId="16" pageNumber="319">P. loimicola</emphasis>
|
||
and
|
||
<emphasis id="0CC3DD53FFE9FFD4FC2DA8A4A30CF2D4" box="[956,1071,151,176]" italics="true" pageId="16" pageNumber="319">P. tulearis</emphasis>
|
||
; and it is evenly convex on the almost entire part in the new species instead of strongly convex on the distal half in
|
||
<taxonomicName id="F9B77AC2FFE9FFD4FBAAA880A38CF2B0" authorityName="Stimpson" authorityYear="1858" box="[1083,1199,189,212]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="16" pageNumber="319" phylum="Arthropoda" rank="species" species="sinensis">
|
||
<emphasis id="0CC3DD53FFE9FFD4FBAAA880A38CF2B0" box="[1083,1199,189,212]" italics="true" pageId="16" pageNumber="319">P. sinensis</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="F9B77AC2FFE9FFD4FB75A880A24FF2B1" authorityName="Ng & Sasekumar" authorityYear="1993" box="[1252,1388,188,213]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="16" pageNumber="319" phylum="Arthropoda" rank="species" species="vermicola">
|
||
<emphasis id="0CC3DD53FFE9FFD4FB75A880A24FF2B1" box="[1252,1388,188,213]" italics="true" pageId="16" pageNumber="319">P vermicola</emphasis>
|
||
</taxonomicName>
|
||
(for characters of the four known species, cf.
|
||
<bibRefCitation id="5A267CB0FFE9FFD4FDE2A8E2A437F29C" box="[627,788,223,248]" pageId="16" pageNumber="319" refId="ref13987" refString="Sankolli, K. N. (1965) On a new species of commensal porcellanid crab, Polyonyx loimicola sp. nov., from India (Crustacea, Anomura, Porcellanidae). Journal of the Bombay Natural History Society, 62, 285 - 291." type="journal article">Sankolli 1965</bibRefCitation>
|
||
; Ng &
|
||
<bibRefCitation id="5A267CB0FFE9FFD4FCFCA8E2A30FF29C" box="[877,1068,223,248]" pageId="16" pageNumber="319" refId="ref12841" refString="Ng, P. K. L. & Sasekumar, A. (1993) A new species of Polyonyx Stimpson, 1858, of the P. sinensis group (Crustacea: Anomura: Porcellanidae) commensal with a chaetopterid worm from Peninsular Malaysia. Zoologische Mededelingen, 67, 466 - 472." type="journal article">Sasekumar 1993</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="5A267CB0FFE9FFD4FBABA8E2A3FDF29C" box="[1082,1246,223,248]" pageId="16" pageNumber="319" refId="ref14302" refString="Werding, B. (2001) Description of two new species of Polyonyx Stimpson, 1858 from the Indo-West Pacific, with a key to the species of the Polyonyx sinensis group (Crustacea: Decapoda: Porcellanidae). Proceedings of the Biological Society of Washington, 114, 109 - 119." type="journal article">Werding 2001</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="5A267CB0FFE9FFD4FB7DA8DDA7F0F378" pageId="16" pageNumber="319" refId="ref13362" refString="Osawa, M. & Chan, T. - Y. (2010) Part III. Porcellanidae (Porcelain crabs). In: Chan, T. - Y. (Ed.), Crustacean fauna of Taiwan: Crab-like anomurans (Hippoidea, Lithodoidea and Porcellanidae). National Taiwan Ocean University, Keelung, pp. 67 - 181." type="book chapter">Osawa & Chan 2010</bibRefCitation>
|
||
; personal observation).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="76AD52CAFFE9FFD4FF56A91AA58EF391" pageId="16" pageNumber="319" type="reference_group">
|
||
<paragraph id="3E080141FFE9FFD4FF56A91AA58EF391" blockId="16.[151,1436,151,501]" pageId="16" pageNumber="319">
|
||
<taxonomicName id="F9B77AC2FFE9FFD4FF56A91AA68AF324" ID-CoL="fd0638b8-1bf5-45c7-b5f4-2743ad432140" authorityName="Ng & Sasekumar" authorityYear="1993" box="[199,425,295,320]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="16" pageNumber="319" phylum="Arthropoda" rank="species" species="vermicola">
|
||
<emphasis id="0CC3DD53FFE9FFD4FF56A91AA68AF324" box="[199,425,295,320]" italics="true" pageId="16" pageNumber="319">Polyonyx vermicola</emphasis>
|
||
</taxonomicName>
|
||
was described by Ng &
|
||
<bibRefCitation id="5A267CB0FFE9FFD4FD5FA91AA4BFF324" box="[718,924,295,320]" pageId="16" pageNumber="319" refId="ref12841" refString="Ng, P. K. L. & Sasekumar, A. (1993) A new species of Polyonyx Stimpson, 1858, of the P. sinensis group (Crustacea: Anomura: Porcellanidae) commensal with a chaetopterid worm from Peninsular Malaysia. Zoologische Mededelingen, 67, 466 - 472." type="journal article">Sasekumar (1993)</bibRefCitation>
|
||
on the basis of material from Morib (Kuala Langat,
|
||
<collectingRegion id="FC73CFA3FFE9FFD4FF66A971A67CF301" box="[247,351,332,357]" country="Malaysia" name="Selangor" pageId="16" pageNumber="319">Selangor</collectingRegion>
|
||
), situated south of the
|
||
<typeStatus id="E10CBFE3FFE9FFD4FDE2A970A580F301" box="[627,675,333,357]" pageId="16" pageNumber="319">type</typeStatus>
|
||
locality of the present new species. However, the habitat of the respective
|
||
<typeStatus id="E10CBFE3FFE9FFD4FE9EA94DA61CF3EC" box="[271,319,368,392]" pageId="16" pageNumber="319">type</typeStatus>
|
||
localities of
|
||
<taxonomicName id="F9B77AC2FFE9FFD4FE40A94CA548F3EC" ID-CoL="f9dd9713-adec-4b70-b7e1-83b865674be9" authority="Osawa & Naruse & Ng, 2018" authorityName="Osawa & Naruse & Ng" authorityYear="2018" box="[465,619,367,392]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="16" pageNumber="319" phylum="Arthropoda" rank="species" species="sasekumari" status="sp. nov.">
|
||
<emphasis id="0CC3DD53FFE9FFD4FE40A94CA548F3EC" box="[465,619,367,392]" italics="true" pageId="16" pageNumber="319">P. sasekumari</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="17F06028FFE9FFD4FDE2A952A591F3EC" box="[627,690,367,392]" pageId="16" pageNumber="319" rank="species">
|
||
<emphasis id="0CC3DD53FFE9FFD4FDE2A952A591F3EC" bold="true" box="[627,690,367,392]" pageId="16" pageNumber="319">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
and
|
||
<taxonomicName id="F9B77AC2FFE9FFD4FD79A94CA457F3EC" ID-CoL="fd0638b8-1bf5-45c7-b5f4-2743ad432140" authorityName="Ng & Sasekumar" authorityYear="1993" box="[744,884,367,392]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="16" pageNumber="319" phylum="Arthropoda" rank="species" species="vermicola">
|
||
<emphasis id="0CC3DD53FFE9FFD4FD79A94CA457F3EC" box="[744,884,367,392]" italics="true" pageId="16" pageNumber="319">P. vermicola</emphasis>
|
||
</taxonomicName>
|
||
is different. Unlike mentioned above for the new species, Ng &
|
||
<bibRefCitation id="5A267CB0FFE9FFD4FEAEA9A9A52FF3C8" box="[319,524,404,429]" pageId="16" pageNumber="319" refId="ref12841" refString="Ng, P. K. L. & Sasekumar, A. (1993) A new species of Polyonyx Stimpson, 1858, of the P. sinensis group (Crustacea: Anomura: Porcellanidae) commensal with a chaetopterid worm from Peninsular Malaysia. Zoologische Mededelingen, 67, 466 - 472." type="journal article">Sasekumar (1993)</bibRefCitation>
|
||
noted that
|
||
<taxonomicName id="F9B77AC2FFE9FFD4FD1DA9A8A43AF3C9" ID-CoL="fd0638b8-1bf5-45c7-b5f4-2743ad432140" authorityName="Ng & Sasekumar" authorityYear="1993" box="[652,793,404,429]" class="Malacostraca" family="Porcellanidae" genus="Polyonyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="16" pageNumber="319" phylum="Arthropoda" rank="species" species="vermicola">
|
||
<emphasis id="0CC3DD53FFE9FFD4FD1DA9A8A43AF3C9" box="[652,793,404,429]" italics="true" pageId="16" pageNumber="319">P. vermicola</emphasis>
|
||
</taxonomicName>
|
||
was collected from sheltered sand beaches and inside of tubes of the chaetopterid
|
||
<taxonomicName id="F9B77AC2FFE9FFD4FE40A98AA4FAF3B4" ID-CoL="4224Z" authority="(Rullier, 1976)" authorityName="Rullier" authorityYear="1976" baseAuthorityName="Rullier" baseAuthorityYear="1976" box="[465,985,439,464]" class="Polychaeta" family="Chaetopteridae" genus="Mesochaetopterus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Spionida" pageId="16" pageNumber="319" phylum="Annelida" rank="species" species="selangora">
|
||
<emphasis id="0CC3DD53FFE9FFD4FE40A98AA43EF3B4" box="[465,797,439,464]" italics="true" pageId="16" pageNumber="319">Mesochaetopterus selangora</emphasis>
|
||
(
|
||
<bibRefCitation id="5A267CB0FFE9FFD4FCA5A98AA4F2F3B4" box="[820,977,439,464]" pageId="16" pageNumber="319" refId="ref13947" refString="Rullier, F. (1976) Description d'un nouveau genre et d'une nouvelle espece de Chaetopteridae Sasekumaria selangora (Annelides Polychetes) de Malaisie. Bulletin de la Societe Zoologique de France, 101, 199 - 202." type="journal article">Rullier, 1976</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
(for the taxonomy and name of the polychaete species, cf.
|
||
<bibRefCitation id="5A267CB0FFE9FFD4FE0BA9E1A53AF390" box="[410,537,476,501]" pageId="16" pageNumber="319" refId="ref12897" refString="Nishi, E. (1999) Redescription of Mesochaetopterus selangolus [sic] (Polychaeta: Chaetopteridae), based on type specimens from Morib Beach, Malaysia. Pacific Science, 53, 24 - 36." type="journal article">Nishi 1999</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="5A267CB0FFE9FFD4FDB5A9E1A581F391" box="[548,674,476,501]" pageId="16" pageNumber="319" refId="ref13875" refString="Read, G. (2015) Mesochaetopterus selangolus [auct. lapsus]. In: Read, G. & Fauchald, K. (Eds.), World Polychaeta database. Accessed through World Register of Marine Species. Available from: http: // www. marinespecies. org / aphia. php? p = taxdetails & id = 853054 (accessed 18 July 2017)" type="journal article">Read 2015</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |