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<document id="8624B43CD9D5A42F3EE5D91C1E949706" ID-DOI="10.5281/zenodo.5458372" ID-ISSN="2345-7600" ID-Zenodo-Dep="5458372" ID-ZooBank="08BE1873-6F6F-4255-9520-9A89F48E4F16" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1630211029465" checkinUser="tatiana" docAuthor="Lemaitre, Rafael" docDate="2014" docId="8C6A8943FFEE786CFC25F884FE49FDA6" docLanguage="en" docName="62rbz210-301.pdf" docOrigin="Raffles Bulletin of Zoology 62" docStyle="DocumentStyle:F2D34FF25DBF9998BB8DF6F24A5B097A.5:RafflesBZool.2014-2018.journal_article" docStyleId="F2D34FF25DBF9998BB8DF6F24A5B097A" docStyleName="RafflesBZool.2014-2018.journal_article" docStyleVersion="5" docTitle="Oncopagurus crusoei Lemaitre 2014, new species" docType="treatment" docVersion="3" lastPageNumber="237" masterDocId="7053F13BFFFB7877FFE4FFD9FFDDFFB3" masterDocTitle="A worldwide taxonomic and distributional synthesis of the genus Oncopagurus Lemaitre, 1996 (Crustacea: Decapoda: Anomura: Parapaguridae), with descriptions of nine new species" masterLastPageNumber="301" masterPageNumber="210" pageNumber="231" updateTime="1699187482961" updateUser="plazi" zenodo-license-document="CC-BY-4.0">
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<mods:title id="2426FE7B6E24EC305C7D12EFCFACB6E2">A worldwide taxonomic and distributional synthesis of the genus Oncopagurus Lemaitre, 1996 (Crustacea: Decapoda: Anomura: Parapaguridae), with descriptions of nine new species</mods:title>
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<mods:namePart id="958307DD25B57938226A92DC05134FB7">Lemaitre, Rafael</mods:namePart>
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<mods:date id="5447931FAB01CDBAD70F938F3EBBCEFD">2014</mods:date>
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<subSubSection id="4CD96BDEFFEE7862FC25F884FA99F8C6" box="[961,1348,1885,1910]" pageId="21" pageNumber="231" type="nomenclature">
<paragraph id="047C3855FFEE7862FC25F884FA99F8C6" blockId="21.[961,1348,1885,1942]" box="[961,1348,1885,1910]" pageId="21" pageNumber="231">
<heading id="5F348F39FFEE7862FC25F884FA99F8C6" bold="true" box="[961,1348,1885,1910]" centered="true" fontSize="10" level="2" pageId="21" pageNumber="231" reason="2">
<emphasis id="36B7E447FFEE7862FC25F884FA99F8C6" bold="true" box="[961,1348,1885,1910]" pageId="21" pageNumber="231">
<taxonomicName id="C3C343D6FFEE7862FC25F884FB6DF8C6" authority="Lemaitre, 2014" authorityName="Lemaitre" authorityYear="2014" box="[961,1200,1885,1909]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="21" pageNumber="231" phylum="Arthropoda" rank="species" species="crusoei" status="sp. nov.">
<emphasis id="36B7E447FFEE7862FC25F884FB6DF8C6" bold="true" box="[961,1200,1885,1909]" italics="true" pageId="21" pageNumber="231">Oncopagurus crusoei</emphasis>
</taxonomicName>
,
<taxonomicNameLabel id="2D84593CFFEE7862FB5BF887FA99F8C6" box="[1215,1348,1885,1910]" pageId="21" pageNumber="231" rank="species">new species</taxonomicNameLabel>
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<subSubSection id="4CD96BDEFFEE7862FBD5F8A4FB09F826" box="[1073,1236,1917,1942]" pageId="21" pageNumber="231" type="description">
<paragraph id="047C3855FFEE7862FBD5F8A4FB09F826" blockId="21.[961,1348,1885,1942]" box="[1073,1236,1917,1942]" pageId="21" pageNumber="231">
<figureCitation id="9CF824D0FFEE7862FBD5F8A4FB71F825" box="[1073,1196,1917,1942]" captionStart-0="Fig" captionStart-1="Fig" captionStart-2="Fig" captionStart-3="Fig" captionStartId-0="23.[136,171,2004,2026]" captionStartId-1="24.[113,148,2062,2084]" captionStartId-2="25.[136,171,2033,2055]" captionStartId-3="26.[113,148,2035,2057]" captionTargetBox-0="[139,1474,247,1961]" captionTargetBox-1="[119,1454,984,2024]" captionTargetBox-2="[141,1465,250,1912]" captionTargetBox-3="[114,1445,624,2001]" captionTargetId-0="figure-7@23.[134,1500,228,1983]" captionTargetId-1="figure-9@24.[107,1469,970,2036]" captionTargetId-2="figure-7@25.[118,1487,235,1923]" captionTargetId-3="figure-9@26.[104,1458,614,2016]" captionTargetPageId-0="23" captionTargetPageId-1="24" captionTargetPageId-2="25" captionTargetPageId-3="26" captionText-0="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." captionText-1="Fig. 12. Oncopagurus crusoei, new species, paratype, ov female 1.8 mm, Juan Fernández Islands (USNM 1207982). Left mouthparts, internal: A, distal half of mandible; B, maxillule; C, maxilla; D, first maxilliped; E, second maxilliped; F, third maxilliped. Scale bar = 0.25 mm." captionText-2="Fig. 13. Oncopagurus crusoei, new species, Juan Fernández Islands:AD, F, G, holotype, male 1.9 mm (USNM 1207981); E, paratype, ov female 1.5 mm (USNM 1207982). A, E, right cheliped, dorsal; BD, chela of same, lateral (B), mesial (C), ventral (D); F, left cheliped, dorsal; G, carpus of same, dorsolateral. Scale bars = 1 mm (AD), 0.5 mm (EG)." captionText-3="Fig. 14. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, right first ambulatory leg, lateral; B, dactyl of same, mesial; C, right second ambulatory leg, lateral (distal portion of dactyl missing); D, propodus and dactyl of left fourth pereopod, lateral; E, propodus and dactyl of left fifth pereopod, lateral. Scale bars = 0.5 mm (AC), 1 mm (D, E)." figureDoi-0="http://doi.org/10.5281/zenodo.5458394" figureDoi-1="http://doi.org/10.5281/zenodo.5458396" figureDoi-2="http://doi.org/10.5281/zenodo.5458398" figureDoi-3="http://doi.org/10.5281/zenodo.5458400" httpUri-0="https://zenodo.org/record/5458394/files/figure.png" httpUri-1="https://zenodo.org/record/5458396/files/figure.png" httpUri-2="https://zenodo.org/record/5458398/files/figure.png" httpUri-3="https://zenodo.org/record/5458400/files/figure.png" pageId="21" pageNumber="231">Figs 1114</figureCitation>
,
<figureCitation id="9CF824D0FFEE7862FB5DF8A4FB09F826" box="[1209,1236,1917,1941]" captionStart="Fig" captionStartId="85.[136,171,2092,2114]" captionTargetBox="[139,1474,1084,2054]" captionTargetId="figure-224@85.[139,1476,1083,2054]" captionTargetPageId="85" captionText="Fig. 51. Bathymetric distribution of Oncopagurus species from the world, with maximum and minimum depths (meters) indicated for each." figureDoi="http://doi.org/10.5281/zenodo.5458478" httpUri="https://zenodo.org/record/5458478/files/figure.png" pageId="21" pageNumber="231">51</figureCitation>
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<subSubSection id="4CD96BDEFFEE7861FCA7F865FD2CFF45" lastPageId="22" lastPageNumber="232" pageId="21" pageNumber="231" type="materials_examined">
<paragraph id="047C3855FFEE7862FCA7F865FA6DF79A" blockId="21.[835,1474,1980,2089]" pageId="21" pageNumber="231">
<emphasis id="36B7E447FFEE7862FCA7F865FC00F861" bold="true" box="[835,989,1980,2002]" pageId="21" pageNumber="231">Type material.</emphasis>
<materialsCitation id="B4AB3208FFEE7862FC02F865FA6DF79A" collectingDate="1965-12-12" collectionCode="USNM" collectorName="V Anton Bruun" county="Juan Fernandez Islands" elevation="145" latitude="-33.64139" location="eastern Pacific" longLatPrecision="19" longitude="-78.84111" municipality="Tierra Island" pageId="21" pageNumber="231" specimenCode="USNM 1207981" specimenCount="1" typeStatus="holotype">
<typeStatus id="DB7886F7FFEE7862FC02F865FB9EF861" box="[998,1091,1980,2002]" pageId="21" pageNumber="231" type="holotype">Holotype</typeStatus>
,
<location id="011C6E8EFFEE7862FBB4F864FB3FF861" LSID="urn:lsid:plazi:treatment:8C6A8943FFEE786CFC25F884FE49FDA6:011C6E8EFFEE7862FBB4F864FB3FF861" box="[1104,1250,1980,2002]" county="Juan Fernandez Islands" latitude="-33.64139" longLatPrecision="19" longitude="-78.84111" municipality="Tierra Island" name="eastern Pacific" pageId="21" pageNumber="231">eastern Pacific</location>
, SEPBOP, R/
<collectorName id="A9365D83FFEE7862FA89F865FC5CF85D" pageId="21" pageNumber="231">V Anton Bruun</collectorName>
, cruise 12: sta 65MVIV47, off
<location id="011C6E8EFFEE7862FB33F800FAA1F85D" LSID="urn:lsid:plazi:treatment:8C6A8943FFEE786CFC25F884FE49FDA6:011C6E8EFFEE7862FB33F800FAA1F85D" box="[1239,1404,2009,2031]" county="Juan Fernandez Islands" latitude="-33.64139" longLatPrecision="19" longitude="-78.84111" municipality="Tierra Island" name="Cumberland Bay" pageId="21" pageNumber="231">Cumberland Bay</location>
, Más a
<collectingMunicipality id="E418A22FFFEE7862FCA7F82FFC1FF7BF" box="[835,962,2038,2060]" pageId="21" pageNumber="231">Tierra Island</collectingMunicipality>
,
<collectingCounty id="ED1D40D9FFEE7862FC2AF82FFB69F7BF" box="[974,1204,2038,2060]" pageId="21" pageNumber="231">Juan Fernández Islands</collectingCounty>
, [
<geoCoordinate id="61F75E92FFEE7862FB23F82FFAEBF7B8" box="[1223,1334,2038,2059]" degrees="33" direction="south" minutes="38" orientation="latitude" pageId="21" pageNumber="231" precision="15" seconds="29" value="-33.64139">33°38'29&quot;S</geoCoordinate>
<geoCoordinate id="61F75E92FFEE7862FADAF82CFA65F7B8" box="[1342,1464,2037,2059]" degrees="78" direction="west" minutes="50" orientation="longitude" pageId="21" pageNumber="231" precision="15" seconds="28" value="-78.84111">78°50'28&quot;W</geoCoordinate>
],
<quantity id="C33B95B0FFEE7862FCA7F7CBFC69F79B" box="[835,948,2066,2088]" metricMagnitude="2" metricUnit="m" metricValue="1.45" metricValueMax="1.6" metricValueMin="1.3" pageId="21" pageNumber="231" unit="m" value="145.0" valueMax="160.0" valueMin="130.0">
<elevation id="8FEEDF66FFEE7862FCA7F7CBFC69F79B" box="[835,948,2066,2088]" metricMagnitude="2" metricUnit="m" metricValue="1.45" metricValueMax="1.6" metricValueMin="1.3" pageId="21" pageNumber="231" unit="m" value="145.0" valueMax="160.0" valueMin="130.0">130160 m</elevation>
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,
<date id="707D1E95FFEE7862FC5BF7CAFBA3F79B" box="[959,1150,2066,2088]" pageId="21" pageNumber="231" value="1965-12-12">
<collectingDate id="6039E77DFFEE7862FC5BF7CAFBA3F79B" box="[959,1150,2066,2088]" pageId="21" pageNumber="231" value="1965-12-12">12 December 1965</collectingDate>
</date>
: M
<quantity id="C33B95B0FFEE7862FB41F7CAFB2DF79B" box="[1189,1264,2067,2088]" metricMagnitude="-3" metricUnit="m" metricValue="1.9" pageId="21" pageNumber="231" unit="mm" value="1.9">1.9 mm</quantity>
(
<specimenCode id="5465902EFFEE7862FB1BF7CAFA78F79A" box="[1279,1445,2067,2089]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="21" pageNumber="231" type="Museum">USNM 1207981</specimenCode>
).
</materialsCitation>
</paragraph>
<paragraph id="047C3855FFED7861FF95FF67FD2CFF45" blockId="22.[113,753,189,246]" pageId="22" pageNumber="232">
<materialsCitation id="B4AB3208FFED7861FF95FF67FD31FF45" collectionCode="USNM" location="eastern Pacific" pageId="22" pageNumber="232" specimenCode="USNM 1207982" specimenCount="2" typeStatus="paratype">
<typeStatus id="DB7886F7FFED7861FF95FF67FF03FF65" box="[113,222,190,214]" pageId="22" pageNumber="232" type="paratype">Paratypes</typeStatus>
:
<location id="011C6E8EFFED7861FF0FFF67FE51FF66" LSID="urn:lsid:plazi:treatment:8C6A8943FFEE786CFC25F884FE49FDA6:011C6E8EFFED7861FF0FFF67FE51FF66" box="[235,396,189,213]" name="eastern Pacific" pageId="22" pageNumber="232">eastern Pacific</location>
, same stn as
<typeStatus id="DB7886F7FFED7861FDC2FF64FD55FF66" box="[550,648,189,213]" pageId="22" pageNumber="232" type="holotype">holotype</typeStatus>
: 1 M
<quantity id="C33B95B0FFED7861FD2BFF64FF40FF46" metricMagnitude="-3" metricUnit="m" metricValue="1.6" pageId="22" pageNumber="232" unit="mm" value="1.6">1.6 mm</quantity>
, 2 F 1.3,
<quantity id="C33B95B0FFED7861FF19FF07FE8DFF46" box="[253,336,222,246]" metricMagnitude="-3" metricUnit="m" metricValue="1.8" pageId="22" pageNumber="232" unit="mm" value="1.8">1.8 mm</quantity>
, 2 ov F 1.5,
<quantity id="C33B95B0FFED7861FE35FF07FDFCFF46" box="[465,545,222,246]" metricMagnitude="-3" metricUnit="m" metricValue="1.8" pageId="22" pageNumber="232" unit="mm" value="1.8">1.8 mm</quantity>
(
<specimenCode id="5465902EFFED7861FDCAFF07FD38FF45" box="[558,741,222,246]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="22" pageNumber="232" type="Museum">USNM 1207982</specimenCode>
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.
</paragraph>
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<subSubSection id="4CD96BDEFFED786FFF95FEC4FB93FC86" lastPageId="24" lastPageNumber="234" pageId="22" pageNumber="232" type="description">
<paragraph id="047C3855FFED7861FF95FEC4FDE4FDC6" blockId="22.[113,753,285,629]" pageId="22" pageNumber="232">
<emphasis id="36B7E447FFED7861FF95FEC4FED9FE86" bold="true" box="[113,260,285,309]" pageId="22" pageNumber="232">Description.</emphasis>
Gills biserial. Shield (
<figureCitation id="9CF824D0FFED7861FDF7FEC4FDA1FE85" box="[531,636,285,310]" captionStart="Fig" captionStartId="23.[136,171,2004,2026]" captionTargetBox="[139,1474,247,1961]" captionTargetId="figure-7@23.[134,1500,228,1983]" captionTargetPageId="23" captionText="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="22" pageNumber="232">Fig. 11A</figureCitation>
) about as long as broad or slightly longer than broad; dorsal surface weakly calcified medially (weak calcification often reaching to anterior margin), with scattered short setae; rostrum broadly rounded, weakly produced, with short mid-dorsal ridge; anterior margins weakly concave; lateral projections subtriangular, terminating in small blunt or sharp spine; anterolateral margins sloping; posterior margin broadly rounded; ventrolateral margins of shield usually with slender spine on one or both sides. Anterodistal margin of branchiostegite rounded, unarmed, setose.
</paragraph>
<paragraph id="047C3855FFED7861FF95FD44FF10FCE6" blockId="22.[113,752,669,854]" pageId="22" pageNumber="232">
Ocular peduncles (
<figureCitation id="9CF824D0FFED7861FEA7FD44FE7AFD05" box="[323,423,669,694]" captionStart="Fig" captionStartId="23.[136,171,2004,2026]" captionTargetBox="[139,1474,247,1961]" captionTargetId="figure-7@23.[134,1500,228,1983]" captionTargetPageId="23" captionText="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="22" pageNumber="232">Fig. 11A</figureCitation>
) stout, more than half length of shield, with longitudinal row of few short setae dorsally; lateral and ventral faces usually weakly calcified. Cornea weakly dilated. Ocular acicles subtriangular, each terminating in strong spine; separated basally by about basal width of 1 acicle.
</paragraph>
<paragraph id="047C3855FFED7861FF95FCA4FF01FBE6" blockId="22.[113,752,893,1109]" pageId="22" pageNumber="232">
Antennular peduncle (
<figureCitation id="9CF824D0FFED7861FE85FCA4FE1CFC25" box="[353,449,893,918]" captionStart="Fig" captionStartId="23.[136,171,2004,2026]" captionTargetBox="[139,1474,247,1961]" captionTargetId="figure-7@23.[134,1500,228,1983]" captionTargetPageId="23" captionText="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="22" pageNumber="232">Fig. 11A</figureCitation>
) exceeding distal margin of cornea by about 0.75 length or ultimate segment. Ultimate segment about twice as long as penultimate segment, naked or with scattered setae dorsally. Basal segment with strong ventromesial spine; lateral face with distal subrectangular lobe, and strong spine proximally. Ventral flagellum with 5 articles.
</paragraph>
<paragraph id="047C3855FFED7861FF95FBA4FE2BF9E6" blockId="22.[113,753,1149,1622]" pageId="22" pageNumber="232">
Antennal peduncle (
<figureCitation id="9CF824D0FFED7861FEA1FBA4FE1DFB25" box="[325,448,1149,1174]" captionStart="Fig" captionStartId="23.[136,171,2004,2026]" captionTargetBox="[139,1474,247,1961]" captionTargetId="figure-7@23.[134,1500,228,1983]" captionTargetPageId="23" captionText="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="22" pageNumber="232">Fig. 11A, B</figureCitation>
) not exceeding distal margin of cornea, reaching to about distal 0.7 of cornea. Fifth segment unarmed except for scattered setae and laterodistal tuft of setae. Fourth segment armed with strong dorsodistal spine. Third segment with strong ventromesial distal spine. Second segment with dorsolateral distal angle produced, terminating in strong simple spine; mesial margin with spine on dorsodistal angle. First segment with lateral face unarmed or with small blunt spine; ventromesial angle produced, with 2 or 3 small spines laterally. Acicle relatively short, reaching to about proximal margin of cornea, nearly straight (in dorsal view), terminating in strong spine; mesial margin armed with 68 spines, sparsely setose. Flagellum slightly exceeding extended right cheliped, articles with setae less than 12 flagellar articles in length.
</paragraph>
<paragraph id="047C3855FFED7861FF95F9A4FD51F946" blockId="22.[113,752,1661,1782]" pageId="22" pageNumber="232">Maxillule with external lobe of endopod slender, moderately developed, not recurved, internal lobe with long, terminal seta. Third maxilliped crista dentata with about 10 teeth, proximal 2 or 3 teeth distinctly larger than distal.</paragraph>
<paragraph id="047C3855FFED7861FF95F8C4FBA1FB86" blockId="22.[113,753,1821,2101]" lastBlockId="22.[813,1452,189,1077]" pageId="22" pageNumber="232">
Chelipeds markedly dissimilar. Right cheliped (
<figureCitation id="9CF824D0FFED7861FD8FF8C4FD35F885" box="[619,744,1821,1846]" captionStart="Fig" captionStartId="25.[136,171,2033,2055]" captionTargetBox="[141,1465,250,1912]" captionTargetId="figure-7@25.[118,1487,235,1923]" captionTargetPageId="25" captionText="Fig. 13. Oncopagurus crusoei, new species, Juan Fernández Islands:AD, F, G, holotype, male 1.9 mm (USNM 1207981); E, paratype, ov female 1.5 mm (USNM 1207982). A, E, right cheliped, dorsal; BD, chela of same, lateral (B), mesial (C), ventral (D); F, left cheliped, dorsal; G, carpus of same, dorsolateral. Scale bars = 1 mm (AD), 0.5 mm (EG)." figureDoi="http://doi.org/10.5281/zenodo.5458398" httpUri="https://zenodo.org/record/5458398/files/figure.png" pageId="22" pageNumber="232">Fig. 13AE</figureCitation>
) massive, chela operculate, usually more elongate in males than in females; carpus and chela with sparse to moderately dense setae on dorsal surfaces, setae more dense on dorsal surfaces of fingers and mesial face of carpus. Fingers curved ventromesially, each terminating in small, usually blunt corneous claw; cutting edges with 2 or 3 large calcareous teeth and several irregularly sized smaller calcareous teeth, with short row of closely set minute corneous teeth distally on dactyl. Dactyl varying 1.01.3 times as long as mesial margin of palm, set at moderately (in large males ~ sl
<quantity id="C33B95B0FFED7861FA6EFF07FC85FEA5" metricMagnitude="-3" metricUnit="m" metricValue="1.9" pageId="22" pageNumber="232" unit="mm" value="1.9">1.9 mm</quantity>
) to strongly oblique angle to longitudinal axis of palm; mesial margin broadly curved, delimited by row of spines diminishing in size distally; dorsal face with moderately dense small spines or tubercles decreasing in density mesially and distally; ventromesial face concave and elevated longitudinally on midline. Fixed finger broad at base, dorsal face covered with moderately dense small spines or tubercles, lateral margin delimited by row of spines; ventrolateral face concave and elevated longitudinally on midline. Palm ranging from slightly broader than long to 1.3 times as long as broad; dorsal surface covered with moderately dense small spines or tubercles; dorsolateral margin nearly straight, delimited by irregular row of small blunt or sharp spines; mesial margin rounded, with well-spaced spines or tubercles; ventral surface covered with wellspaced small spines or tubercles, at most with scattered short setae. Carpus longer than broad, dorsal surface and sometimes also ventral surface, covered with moderately dense small spines or tubercles; dorsolateral face rounded; dorsodistal margin with row of small spines; ventral face nearly flat. Merus with scattered setae dorsally, and moderately dense setae ventrodistally; with scattered small tubercles on dorsal surface; ventromesial margin with row of blunt to sharp spines; ventrolateral margin with row of small tubercles. Ischium with ventromesial row of small, blunt spines. Coxa row of small spines on ventrodistal margin, and ventromesial row of setae.
</paragraph>
<paragraph id="047C3855FFED7861FCC9FB84FB90F926" blockId="22.[813,1452,1117,1685]" pageId="22" pageNumber="232">
Left cheliped (
<figureCitation id="9CF824D0FFED7861FC20FB84FBE6FBC5" box="[964,1083,1117,1142]" captionStart="Fig" captionStartId="25.[136,171,2033,2055]" captionTargetBox="[141,1465,250,1912]" captionTargetId="figure-7@25.[118,1487,235,1923]" captionTargetPageId="25" captionText="Fig. 13. Oncopagurus crusoei, new species, Juan Fernández Islands:AD, F, G, holotype, male 1.9 mm (USNM 1207981); E, paratype, ov female 1.5 mm (USNM 1207982). A, E, right cheliped, dorsal; BD, chela of same, lateral (B), mesial (C), ventral (D); F, left cheliped, dorsal; G, carpus of same, dorsolateral. Scale bars = 1 mm (AD), 0.5 mm (EG)." figureDoi="http://doi.org/10.5281/zenodo.5458398" httpUri="https://zenodo.org/record/5458398/files/figure.png" pageId="22" pageNumber="232">Fig. 13F, G</figureCitation>
) usually weakly calcified on nearly entire dorsolateral face of carpus. Fingers each terminating in small corneous claw; dorsal and ventral surfaces unarmed except for scattered tufts of setae; cutting edge of dactyl with row of minute, fused corneous teeth; cutting edge of fixed finger with row of well-spaced small calcareous teeth. Dactyl about as long as length of mesial margin of palm, with scattered tufts of setae; with 1 or 2 small proximal spines or tubercles on dorsal face. Fixed finger with scattered tufts of setae. Palm with dorsomesial row of small spines or tubercles, and scattered setae; ventral face smooth except for scattered setae. Carpus with dorsal irregular row of small spines in addition to dorsodistal and dorsolateral spine on distal margin; dorsal surface with long setae; ventral face smooth except for scattered setae. Merus with long setae on dorsal margin; with ventrolateral row of small spines; ventral face smooth. Ischium and coxa unarmed, but with ventromesial row of setae.
</paragraph>
<paragraph id="047C3855FFED786FFCC9F964FEC5FF45" blockId="22.[813,1452,1725,2101]" lastBlockId="24.[113,752,190,246]" lastPageId="24" lastPageNumber="234" pageId="22" pageNumber="232">
Ambulatory legs (
<figureCitation id="9CF824D0FFED7861FC08F964FBB1F965" box="[1004,1132,1725,1750]" captionStart="Fig" captionStartId="26.[113,148,2035,2057]" captionTargetBox="[114,1445,624,2001]" captionTargetId="figure-9@26.[104,1458,614,2016]" captionTargetPageId="26" captionText="Fig. 14. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, right first ambulatory leg, lateral; B, dactyl of same, mesial; C, right second ambulatory leg, lateral (distal portion of dactyl missing); D, propodus and dactyl of left fourth pereopod, lateral; E, propodus and dactyl of left fifth pereopod, lateral. Scale bars = 0.5 mm (AC), 1 mm (D, E)." figureDoi="http://doi.org/10.5281/zenodo.5458400" httpUri="https://zenodo.org/record/5458400/files/figure.png" pageId="22" pageNumber="232">Fig. 14AC</figureCitation>
) similar right from left except for longer segments and stronger spination on right, extending to about tip of dactyls of right cheliped or slightly exceeding them. Dactyls broadly curved, about 1.5 times as long as propodi, and terminating in sharp corneous claws; each with dorsal and dorsomesial distal rows of long setae, and 49 small spinules on ventromesial margin. Propodi with setae on dorsal margin; ventral margin with few setae. Carpi each with setae on dorsal margin, and small dorsodistal spine. Meri each with setae on dorsal margin, otherwise unarmed. Ischia with setae on dorsal and ventroproximal margin. Coxae with ventromesial row of setae. Anterior lobe of sternite XII (between second ambulatory legs,
<figureCitation id="9CF824D0FFE3786FFE17FF67FD8BFF65" box="[499,598,190,214]" captionStart="Fig" captionStartId="23.[136,171,2004,2026]" captionTargetBox="[139,1474,247,1961]" captionTargetId="figure-7@23.[134,1500,228,1983]" captionTargetPageId="23" captionText="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="24" pageNumber="234">Fig. 11C</figureCitation>
), setose, with subdistal spine.
</paragraph>
<caption id="50BC68DDFFEC7860FF6CF80DFEC2F78C" ID-DOI="http://doi.org/10.5281/zenodo.5458394" ID-Zenodo-Dep="5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="23" pageNumber="233" startId="23.[136,171,2004,2026]" targetBox="[139,1474,247,1961]" targetPageId="23">
<paragraph id="047C3855FFEC7860FF6CF80DFEC2F78C" blockId="23.[136,1474,2004,2112]" pageId="23" pageNumber="233">
Fig. 11.
<emphasis id="36B7E447FFEC7860FF39F80FFE68F859" box="[221,437,2006,2026]" italics="true" pageId="23" pageNumber="233">
<taxonomicName id="C3C343D6FFEC7860FF39F80FFE6CF859" authority="Lemaitre, 2014" authorityName="Lemaitre" authorityYear="2014" box="[221,433,2006,2026]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="23" pageNumber="233" phylum="Arthropoda" rank="species" species="crusoei" status="sp. nov.">Oncopagurus crusoei</taxonomicName>
,
</emphasis>
<taxonomicNameLabel id="2D84593CFFEC7860FE59F80DFDEBF859" box="[445,566,2004,2026]" pageId="23" pageNumber="233" rank="species">new species</taxonomicNameLabel>
, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm.
</paragraph>
</caption>
<paragraph id="047C3855FFE3786FFF95FEC7FEEAFDA5" blockId="24.[113,752,286,534]" pageId="24" pageNumber="234">
Fourth pereopod (
<figureCitation id="9CF824D0FFE3786FFECBFEC7FE4DFE85" box="[303,400,286,310]" captionStart="Fig" captionStartId="26.[113,148,2035,2057]" captionTargetBox="[114,1445,624,2001]" captionTargetId="figure-9@26.[104,1458,614,2016]" captionTargetPageId="26" captionText="Fig. 14. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, right first ambulatory leg, lateral; B, dactyl of same, mesial; C, right second ambulatory leg, lateral (distal portion of dactyl missing); D, propodus and dactyl of left fourth pereopod, lateral; E, propodus and dactyl of left fifth pereopod, lateral. Scale bars = 0.5 mm (AC), 1 mm (D, E)." figureDoi="http://doi.org/10.5281/zenodo.5458400" httpUri="https://zenodo.org/record/5458400/files/figure.png" pageId="24" pageNumber="234">Fig. 14D</figureCitation>
) semichelate. Dactyl terminating in sharp corneous claw; with ventrolateral row of small corneous spinules. Propodus longer than broad, rasp with 1 row of rounded scales at least distally. Carpus with long setae on dorsal margin. Merus with rows of long setae on dorsal and ventral margins. Coxa with anteroventral row of setae. Anterior lobe of sternite XIII (between fourth pereopods) with row of setae.
</paragraph>
<paragraph id="047C3855FFE3786FFF95FDE7FD2DFD05" blockId="24.[113,752,574,694]" pageId="24" pageNumber="234">
Fifth pereopod (
<figureCitation id="9CF824D0FFE3786FFEF2FDE7FEADFDE5" box="[278,368,574,598]" captionStart="Fig" captionStartId="26.[113,148,2035,2057]" captionTargetBox="[114,1445,624,2001]" captionTargetId="figure-9@26.[104,1458,614,2016]" captionTargetPageId="26" captionText="Fig. 14. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, right first ambulatory leg, lateral; B, dactyl of same, mesial; C, right second ambulatory leg, lateral (distal portion of dactyl missing); D, propodus and dactyl of left fourth pereopod, lateral; E, propodus and dactyl of left fifth pereopod, lateral. Scale bars = 0.5 mm (AC), 1 mm (D, E)." figureDoi="http://doi.org/10.5281/zenodo.5458400" httpUri="https://zenodo.org/record/5458400/files/figure.png" pageId="24" pageNumber="234">Fig. 14E</figureCitation>
) semichelate. Propodal rasp reaching or exceeding mid-length of segment. Coxa with row of long setae on anteroventral and ventrodistal margins. Anterior lobe of sternite XIV (between fifth pereopods) with row of setae.
</paragraph>
<paragraph id="047C3855FFE3786FFF95FD07FBE6FEA6" blockId="24.[113,752,734,918]" lastBlockId="24.[812,1452,189,278]" pageId="24" pageNumber="234">
Uropods markedly asymmetrical; left exopod (
<figureCitation id="9CF824D0FFE3786FFD66FD07FD3AFD45" box="[642,743,734,758]" captionStart="Fig" captionStartId="23.[136,171,2004,2026]" captionTargetBox="[139,1474,247,1961]" captionTargetId="figure-7@23.[134,1500,228,1983]" captionTargetPageId="23" captionText="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="24" pageNumber="234">Fig. 11D</figureCitation>
) about 2.3 times as long as broad, rasp consisting of 24 rows of small scales. Telson (
<figureCitation id="9CF824D0FFE3786FFE94FCC7FE11FC85" box="[368,460,798,822]" captionStart="Fig" captionStartId="23.[136,171,2004,2026]" captionTargetBox="[139,1474,247,1961]" captionTargetId="figure-7@23.[134,1500,228,1983]" captionTargetPageId="23" captionText="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="24" pageNumber="234">Fig. 11E</figureCitation>
) moderately asymmetrical, lacking transverse suture; dorsal surface with scattered setae; lateral margins with few setae medially; posterior lobes separated by shallow unarmed, U-shaped cleft; terminal margin of left lobe armed with about 68, often weakly curved corneous spines, terminal margin of right lobe armed with 4 or 5 small spines.
</paragraph>
<paragraph id="047C3855FFE3786FFCC8FEE4FAC9FE66" blockId="24.[812,1452,317,469]" pageId="24" pageNumber="234">
<collectingRegion id="C607F6B7FFE3786FFCC8FEE4FCBEFEE6" box="[812,867,317,341]" country="Maldives" name="Maale" pageId="24" pageNumber="234">Male</collectingRegion>
with paired first and second gonopods (
<figureCitation id="9CF824D0FFE3786FFAF9FEE4FA43FEE5" box="[1309,1438,317,342]" captionStart="Fig" captionStartId="23.[136,171,2004,2026]" captionTargetBox="[139,1474,247,1961]" captionTargetId="figure-7@23.[134,1500,228,1983]" captionTargetPageId="23" captionText="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="24" pageNumber="234">Fig. 11F, G</figureCitation>
); first gonopod with distal portion subovate, with setae distally; second gonopod with distal segment flat and with long setae distally, proximal segment with long setae distomesially. Females with vestigial second right pleopod.
</paragraph>
<paragraph id="047C3855FFE3786FFCC8FE24FC7FFD05" blockId="24.[812,1452,509,694]" pageId="24" pageNumber="234">
<emphasis id="36B7E447FFE3786FFCC8FE24FC75FDA6" bold="true" box="[812,936,509,533]" pageId="24" pageNumber="234">Variations.</emphasis>
Even in the few known specimens of this new species, variations of the right cheliped due to sex and size are noticeable. As is typical in most congeners and many other parapagurids, the right cheliped is long and slender in large males (
<figureCitation id="9CF824D0FFE3786FFC3CFDA4FBE3FD25" box="[984,1086,637,662]" captionStart="Fig" captionStartId="25.[136,171,2033,2055]" captionTargetBox="[141,1465,250,1912]" captionTargetId="figure-7@25.[118,1487,235,1923]" captionTargetPageId="25" captionText="Fig. 13. Oncopagurus crusoei, new species, Juan Fernández Islands:AD, F, G, holotype, male 1.9 mm (USNM 1207981); E, paratype, ov female 1.5 mm (USNM 1207982). A, E, right cheliped, dorsal; BD, chela of same, lateral (B), mesial (C), ventral (D); F, left cheliped, dorsal; G, carpus of same, dorsolateral. Scale bars = 1 mm (AD), 0.5 mm (EG)." figureDoi="http://doi.org/10.5281/zenodo.5458398" httpUri="https://zenodo.org/record/5458398/files/figure.png" pageId="24" pageNumber="234">Fig. 13A</figureCitation>
), and broad and short in females (
<figureCitation id="9CF824D0FFE3786FFCD0FD44FC4BFD05" box="[820,918,669,694]" captionStart="Fig" captionStartId="25.[136,171,2033,2055]" captionTargetBox="[141,1465,250,1912]" captionTargetId="figure-7@25.[118,1487,235,1923]" captionTargetPageId="25" captionText="Fig. 13. Oncopagurus crusoei, new species, Juan Fernández Islands:AD, F, G, holotype, male 1.9 mm (USNM 1207981); E, paratype, ov female 1.5 mm (USNM 1207982). A, E, right cheliped, dorsal; BD, chela of same, lateral (B), mesial (C), ventral (D); F, left cheliped, dorsal; G, carpus of same, dorsolateral. Scale bars = 1 mm (AD), 0.5 mm (EG)." figureDoi="http://doi.org/10.5281/zenodo.5458398" httpUri="https://zenodo.org/record/5458398/files/figure.png" pageId="24" pageNumber="234">Fig. 13E</figureCitation>
).
</paragraph>
<paragraph id="047C3855FFE3786FFCC8FD04FBEBFD46" blockId="24.[812,1078,733,757]" box="[812,1078,733,757]" pageId="24" pageNumber="234">
<emphasis id="36B7E447FFE3786FFCC8FD04FC60FD46" bold="true" box="[812,957,733,757]" pageId="24" pageNumber="234">Colouration.</emphasis>
Unknown.
</paragraph>
<paragraph id="047C3855FFE3786FFCC8FCC4FB93FC86" blockId="24.[812,1102,797,821]" box="[812,1102,797,821]" pageId="24" pageNumber="234">
<emphasis id="36B7E447FFE3786FFCC8FCC4FC57FC86" bold="true" box="[812,906,797,821]" pageId="24" pageNumber="234">Habitat.</emphasis>
Gastropod shells.
</paragraph>
</subSubSection>
<subSubSection id="4CD96BDEFFE3786FFCC8FC84FA46FC26" pageId="24" pageNumber="234" type="distribution">
<paragraph id="047C3855FFE3786FFCC8FC84FA46FC26" blockId="24.[812,1451,861,917]" pageId="24" pageNumber="234">
<emphasis id="36B7E447FFE3786FFCC8FC84FC63FCC6" bold="true" box="[812,958,861,885]" pageId="24" pageNumber="234">Distribution.</emphasis>
So far known only from the eastern Pacific, in the Juan Fernández Islands,
<collectingCountry id="7CD478C5FFE3786FFB9BFCA4FB61FC26" box="[1151,1212,893,917]" name="Chile" pageId="24" pageNumber="234">Chile</collectingCountry>
. Depth:
<quantity id="C33B95B0FFE3786FFAFDFCA4FA4AFC26" box="[1305,1431,893,917]" metricMagnitude="2" metricUnit="m" metricValue="1.45" metricValueMax="1.6" metricValueMin="1.3" pageId="24" pageNumber="234" unit="m" value="145.0" valueMax="160.0" valueMin="130.0">
130
<specimenCount id="12C5F3DCFFE3786FFAABFCA4FA4AFC26" box="[1359,1431,893,917]" pageId="24" pageNumber="234" type="generic">160 m</specimenCount>
</quantity>
.
</paragraph>
</subSubSection>
<caption id="50BC68DDFFE3786FFF95F7D7FA71F7F3" ID-DOI="http://doi.org/10.5281/zenodo.5458396" ID-Zenodo-Dep="5458396" httpUri="https://zenodo.org/record/5458396/files/figure.png" pageId="24" pageNumber="234" startId="24.[113,148,2062,2084]" targetBox="[119,1454,984,2024]" targetPageId="24">
<paragraph id="047C3855FFE3786FFF95F7D7FA71F7F3" blockId="24.[113,1452,2062,2113]" pageId="24" pageNumber="234">
Fig. 12.
<taxonomicName id="C3C343D6FFE3786FFF5AF7C9FE56F797" authority="Lemaitre, 2014" authorityName="Lemaitre" authorityYear="2014" box="[190,395,2064,2084]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="24" pageNumber="234" phylum="Arthropoda" rank="species" species="crusoei" status="sp. nov.">
<emphasis id="36B7E447FFE3786FFF5AF7C9FE56F797" box="[190,395,2064,2084]" italics="true" pageId="24" pageNumber="234">Oncopagurus crusoei</emphasis>
</taxonomicName>
,
<taxonomicNameLabel id="2D84593CFFE3786FFE71F7D7FDD4F797" box="[405,521,2062,2084]" pageId="24" pageNumber="234" rank="species">new species</taxonomicNameLabel>
, paratype, ov female 1.8 mm, Juan Fernández Islands (USNM 1207982). Left mouthparts, internal: A, distal half of mandible; B, maxillule; C, maxilla; D, first maxilliped; E, second maxilliped; F, third maxilliped. Scale bar = 0.25 mm.
</paragraph>
</caption>
<caption id="50BC68DDFFE2786EFF6CF828FC68F7F2" ID-DOI="http://doi.org/10.5281/zenodo.5458398" ID-Zenodo-Dep="5458398" httpUri="https://zenodo.org/record/5458398/files/figure.png" pageId="25" pageNumber="235" startId="25.[136,171,2033,2055]" targetBox="[141,1465,250,1912]" targetPageId="25">
<paragraph id="047C3855FFE2786EFF6CF828FC68F7F2" blockId="25.[136,1474,2033,2113]" pageId="25" pageNumber="235">
Fig. 13.
<taxonomicName id="C3C343D6FFE2786EFF3CF82AFE75F7B4" authority="Lemaitre, 2014" authorityName="Lemaitre" authorityYear="2014" box="[216,424,2035,2055]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="25" pageNumber="235" phylum="Arthropoda" rank="species" species="crusoei" status="sp. nov.">
<emphasis id="36B7E447FFE2786EFF3CF82AFE75F7B4" box="[216,424,2035,2055]" italics="true" pageId="25" pageNumber="235">Oncopagurus crusoei</emphasis>
</taxonomicName>
,
<taxonomicNameLabel id="2D84593CFFE2786EFE50F82BFDF7F7B4" box="[436,554,2033,2055]" pageId="25" pageNumber="235" rank="species">new species</taxonomicNameLabel>
, Juan Fernández Islands: AD, F, G, holotype, male 1.9 mm (USNM 1207981); E, paratype, ov female 1.5 mm (USNM 1207982). A, E, right cheliped, dorsal; BD, chela of same, lateral (B), mesial (C), ventral (D); F, left cheliped, dorsal; G, carpus of same, dorsolateral. Scale bars = 1 mm (AD), 0.5 mm (EG).
</paragraph>
</caption>
<subSubSection id="4CD96BDEFFE1786CFF95FF67FDD6FEA6" lastPageId="27" lastPageNumber="237" pageId="26" pageNumber="236" type="discussion">
<paragraph id="047C3855FFE1786CFF95FF67FDD6FEA6" blockId="26.[113,752,189,566]" lastBlockId="27.[136,775,189,277]" lastPageId="27" lastPageNumber="237" pageId="26" pageNumber="236">
<emphasis id="36B7E447FFE1786DFF95FF67FF3DFF65" bold="true" box="[113,224,190,214]" pageId="26" pageNumber="236">Remarks.</emphasis>
<taxonomicName id="C3C343D6FFE1786DFF0EFF19FE09FF65" authority="Lemaitre, 2014" authorityName="Lemaitre" authorityYear="2014" box="[234,468,192,214]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="species" species="crusoei" status="sp. nov.">
<emphasis id="36B7E447FFE1786DFF0EFF19FE09FF65" box="[234,468,192,214]" italics="true" pageId="26" pageNumber="236">Oncopagurus crusoei</emphasis>
</taxonomicName>
,
<taxonomicNameLabel id="2D84593CFFE1786DFE01FF67FDB6FF66" box="[485,619,189,213]" pageId="26" pageNumber="236" rank="species">new species</taxonomicNameLabel>
, is only the second species of
<taxonomicName id="C3C343D6FFE1786DFED5FF39FE1FFF45" authorityName="Lemaitre" authorityYear="2014" box="[305,450,224,246]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="genus">
<emphasis id="36B7E447FFE1786DFED5FF39FE1FFF45" box="[305,450,224,246]" italics="true" pageId="26" pageNumber="236">Oncopagurus</emphasis>
</taxonomicName>
documented from the entire eastern Pacific, the other being
<taxonomicName id="C3C343D6FFE1786DFE26FED9FDF1FEA5" baseAuthorityName="de Saint Laurent" baseAuthorityYear="1972" box="[450,556,256,278]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="species" species="haigae">
<emphasis id="36B7E447FFE1786DFE26FED9FDF1FEA5" box="[450,556,256,278]" italics="true" pageId="26" pageNumber="236">O. haigae</emphasis>
</taxonomicName>
. This new species distinctly differs from
<taxonomicName id="C3C343D6FFE1786DFE89FEF9FE07FE85" baseAuthorityName="de Saint Laurent" baseAuthorityYear="1972" box="[365,474,288,310]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="species" species="haigae">
<emphasis id="36B7E447FFE1786DFE89FEF9FE07FE85" box="[365,474,288,310]" italics="true" pageId="26" pageNumber="236">O. haigae</emphasis>
</taxonomicName>
in various characters. In this new species, the ocular peduncles are stouter than in
<taxonomicName id="C3C343D6FFE1786DFF95FEB9FF01FEC5" baseAuthorityName="de Saint Laurent" baseAuthorityYear="1972" box="[113,220,352,374]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="species" species="haigae">
<emphasis id="36B7E447FFE1786DFF95FEB9FF01FEC5" box="[113,220,352,374]" italics="true" pageId="26" pageNumber="236">O. haigae</emphasis>
</taxonomicName>
; the antennal acicles reach to about the proximal margin of the corneas, whereas in
<taxonomicName id="C3C343D6FFE1786DFE29FE59FDEFFE25" baseAuthorityName="de Saint Laurent" baseAuthorityYear="1972" box="[461,562,384,406]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="species" species="haigae">
<emphasis id="36B7E447FFE1786DFE29FE59FDEFFE25" box="[461,562,384,406]" italics="true" pageId="26" pageNumber="236">O. haigae</emphasis>
</taxonomicName>
the acicles exceed the cornea by 0.30.5 the length of the acicle. In this new species, the armature of the dorsal and ventral surfaces of the carpus and chela of the right cheliped is generally stronger and with more numerous spines or tubercles, whereas in
<taxonomicName id="C3C343D6FFE1786DFD31FDD9FF65FD85" baseAuthorityName="de Saint Laurent" baseAuthorityYear="1972" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="species" species="haigae">
<emphasis id="36B7E447FFE1786DFD31FDD9FF65FD85" italics="true" pageId="26" pageNumber="236">O. haigae</emphasis>
</taxonomicName>
the dorsal surface armature is mostly of scattered small spines (sometimes arranged medially in irregular rows), and the ventral surfaces are unarmed or at most with occasional small tubercles. In this new species, the dorsal margin of the carpus of the left cheliped is armed with an irregular row of mostly sharp spines, whereas in
<taxonomicName id="C3C343D6FFE1786DFB4AFE99FAC7FEE5" baseAuthorityName="de Saint Laurent" baseAuthorityYear="1972" box="[1198,1306,320,342]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="species" species="haigae">
<emphasis id="36B7E447FFE1786DFB4AFE99FAC7FEE5" box="[1198,1306,320,342]" italics="true" pageId="26" pageNumber="236">O. haigae</emphasis>
</taxonomicName>
the carpus is unarmed dorsally except for a dorsodistal spine. The telson (
<figureCitation id="9CF824D0FFE1786DFCD0FEA4FC4EFE25" box="[820,915,381,406]" captionStart="Fig" captionStartId="23.[136,171,2004,2026]" captionTargetBox="[139,1474,247,1961]" captionTargetId="figure-7@23.[134,1500,228,1983]" captionTargetPageId="23" captionText="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="26" pageNumber="236">Fig. 11E</figureCitation>
) in this new species is moderately asymmetrical in both sexes, and at least based on the available material, there is no strong dimorphism in telson shape and armature. In contrast, the telson in females of
<taxonomicName id="C3C343D6FFE1786DFB4FFE39FAC9FE45" baseAuthorityName="de Saint Laurent" baseAuthorityYear="1972" box="[1195,1300,480,502]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="species" species="haigae">
<emphasis id="36B7E447FFE1786DFB4FFE39FAC9FE45" box="[1195,1300,480,502]" italics="true" pageId="26" pageNumber="236">O. haigae</emphasis>
</taxonomicName>
have strongly asymmetrical terminal lobes armed with more spines and rows than in males (
<figureCitation id="9CF824D0FFE1786DFBF6FDC4FBA5FD86" box="[1042,1144,541,565]" captionStart="Fig" captionStartId="44.[113,148,1803,1825]" captionTargetBox="[172,1395,201,1765]" captionTargetId="figure-9@44.[145,1427,197,1779]" captionTargetPageId="44" captionText="Fig. 25. AJ, Oncopagurus gracilis (Henderson, 1888): A, male 5.5 mm, Straits of Florida, Bellows sta 78-8 (USNM 1100625); B, female 2.7 mm Caribbean Sea, Pillsbury, sta 610 (UMML 32: 4600); C, male 2.2 mm, SW Atlantic, Oregon sta 4226 (UMML 32: 4538); GH, male 4.6 mm, Caribbean Sea, Oregon sta 4423 (UMML 32:4591); I, J, male 5.5 mm, SW Atlantic, Oregon sta 4226 (UMML 32: 4538): A, shield and cephalic appendages, dorsal; B-D, carpus and chela of right cheliped; E, right chela, lateral; F, dactyl of left first ambulatory leg, mesial; G, propodus and dactyl of left fourth pereopod, lateral; H, telson, dorsal; I, left first gonopod, mesial; J, left second gonopod, anterior. KR, Oncopagurus haigae (de Saint Laurent, 1972): KM, OQ, male 4.2 mm, off Chile, USNS Eltanin, sta 71 (USNM 216289); N, male 3.9 mm, R, female 3.0 mm, off southern California, Albatross, sta 2935 (USNM 216289): K, shield and cephalic appendages, dorsal; L, N, carpus and chela of right cheliped, dorsal; M, chela, mesial; O, dactyl of right first ambulatory leg, lateral; P, propodus and dactyl of left fourth pereopod, lateral; Q, R, telson, dorsal; S, second pair of gonopods, lateral (right on right, left on left). Scale bars = 3 mm (A, F, K); 2 mm (B, C); 4 mm (D, E); 1 mm (H, G, PR); 0.5 mm (I, J); 5 mm (L, N, O); 1 mm (S). [Adapted from Lemaitre (1989), and Lemaitre &amp; McLaughlin (1992)]." figureDoi="http://doi.org/10.5281/zenodo.5458422" httpUri="https://zenodo.org/record/5458422/files/figure.png" pageId="26" pageNumber="236">Fig. 25R</figureCitation>
). Males of
<taxonomicName id="C3C343D6FFE1786DFB1FFDF9FAB3FD85" authority="Lemaitre, 2014" authorityName="Lemaitre" authorityYear="2014" box="[1275,1390,544,566]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="species" species="crusoei" status="sp. nov.">
<emphasis id="36B7E447FFE1786DFB1FFDF9FAB3FD85" box="[1275,1390,544,566]" italics="true" pageId="26" pageNumber="236">O. crusoei</emphasis>
</taxonomicName>
,
<taxonomicNameLabel id="2D84593CFFE1786CFA9BFDC7FF05FF66" lastPageId="27" lastPageNumber="237" pageId="26" pageNumber="236" rank="species">new species</taxonomicNameLabel>
, have paired first and second gonopods (
<figureCitation id="9CF824D0FFE0786CFD40FF64FF43FF45" captionStart="Fig" captionStartId="23.[136,171,2004,2026]" captionTargetBox="[139,1474,247,1961]" captionTargetId="figure-7@23.[134,1500,228,1983]" captionTargetPageId="23" captionText="Fig. 11. Oncopagurus crusoei, new species, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, shield and cephalic appendages, dorsal; B, right ocular peduncle, lateral; C, anterior and posterior lobes of thoracic sternite XII (between second ambulatory legs), ventral; D, exopod of left uropod, dorsal; E, telson, dorsal; F, left first gonopod, mesial; G, left second gonopod, anterior. Scale bars = 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.5458394" httpUri="https://zenodo.org/record/5458394/files/figure.png" pageId="27" pageNumber="237">Fig. 11F, G</figureCitation>
), whereas males of
<taxonomicName id="C3C343D6FFE0786CFE90FF39FE03FF45" baseAuthorityName="de Saint Laurent" baseAuthorityYear="1972" box="[372,478,224,246]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="27" pageNumber="237" phylum="Arthropoda" rank="species" species="haigae">
<emphasis id="36B7E447FFE0786CFE90FF39FE03FF45" box="[372,478,224,246]" italics="true" pageId="27" pageNumber="237">O. haigae</emphasis>
</taxonomicName>
lack first gonopods and the second gonopods are asymmetrical.
</paragraph>
</subSubSection>
<caption id="50BC68DDFFE1786DFF95F82AFA81F7F1" ID-DOI="http://doi.org/10.5281/zenodo.5458400" ID-Zenodo-Dep="5458400" httpUri="https://zenodo.org/record/5458400/files/figure.png" pageId="26" pageNumber="236" startId="26.[113,148,2035,2057]" targetBox="[114,1445,624,2001]" targetPageId="26">
<paragraph id="047C3855FFE1786DFF95F82AFA81F7F1" blockId="26.[113,1452,2035,2115]" pageId="26" pageNumber="236">
Fig. 14.
<taxonomicName id="C3C343D6FFE1786DFF20F82CFE4BF7BA" authority="Lemaitre, 2014" authorityName="Lemaitre" authorityYear="2014" box="[196,406,2037,2057]" class="Malacostraca" family="Parapaguridae" genus="Oncopagurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Decapoda" pageId="26" pageNumber="236" phylum="Arthropoda" rank="species" species="crusoei" status="sp. nov.">
<emphasis id="36B7E447FFE1786DFF20F82CFE4BF7BA" box="[196,406,2037,2057]" italics="true" pageId="26" pageNumber="236">Oncopagurus crusoei</emphasis>
</taxonomicName>
,
<taxonomicNameLabel id="2D84593CFFE1786DFE47F82DFDC7F7BA" box="[419,538,2035,2057]" pageId="26" pageNumber="236" rank="species">new species</taxonomicNameLabel>
, holotype, male 1.9 mm, Juan Fernández Islands (USNM 1207981). A, right first ambulatory leg, lateral; B, dactyl of same, mesial; C, right second ambulatory leg, lateral (distal portion of dactyl missing); D, propodus and dactyl of left fourth pereopod, lateral; E, propodus and dactyl of left fifth pereopod, lateral. Scale bars = 0.5 mm (AC), 1 mm (D, E).
</paragraph>
</caption>
<subSubSection id="4CD96BDEFFE0786CFF6CFEE7FE49FDA6" pageId="27" pageNumber="237" type="etymology">
<paragraph id="047C3855FFE0786CFF6CFEE7FE49FDA6" blockId="27.[136,775,317,534]" pageId="27" pageNumber="237">
<emphasis id="36B7E447FFE0786CFF6CFEE7FED6FEE5" bold="true" box="[136,267,318,342]" pageId="27" pageNumber="237">Etymology.</emphasis>
The species is named in honor of Robinson Crusoe, the fictional castaway character in the famous novel by Daniel Defoe. The novelist was most likely inspired by the experience of Alexander Selkirk, a Scottish sailor who was marooned in the early 18
<superScript id="F3B6951DFFE0786CFE22FE65FE0FFE78" attach="left" box="[454,466,444,459]" fontSize="6" pageId="27" pageNumber="237">th</superScript>
century in the island of Más a Tierra, one of the Juan Fernández Islands later renamed Robinson Crusoe Island.
</paragraph>
</subSubSection>
</treatment>
</document>