treatments-xml/data/03/CD/87/03CD87BF1234976DB1BFFC6DFBB277BF.xml

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<document id="F30B0073C67039791911183EE84A2965" ID-CLB-Dataset="8207" ID-DOI="10.11646/zootaxa.4861.1.7" ID-GBIF-Dataset="f1a528c7-0efd-48d5-abde-15199aa465ec" ID-ISSN="1175-5326" ID-Zenodo-Dep="4414642" ID-ZooBank="A0058F35-7C13-424D-8737-6E83FAF527CE" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1609708743656" checkinUser="plazi" docAuthor="Pérez-Schultheiss, Jorge &amp; Pardo, Luis Miguel" docDate="2020" docId="03CD87BF1234976DB1BFFC6DFBB277BF" docLanguage="en" docName="zootaxa.4861.1.7.pdf" docOrigin="Zootaxa 4861 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Isaeopsis chiloensis Pérez-Schultheiss &amp; Pardo 2020, n. sp." docType="treatment" docVersion="8" lastPageNumber="116" masterDocId="FFF4FFC712369764B128FFBEFFA97113" masterDocTitle="A new crab-associated amphipod of the genus Isaeopsis Barnard, 1916 (Amphipoda Senticaudata: Ischyroceridae) from southern Chile" masterLastPageNumber="119" masterPageNumber="107" pageNumber="109" updateTime="1698852115829" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="A71C3560FBA4874741896549749CD5F1">A new crab-associated amphipod of the genus Isaeopsis Barnard, 1916 (Amphipoda Senticaudata: Ischyroceridae) from southern Chile</mods:title>
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<mods:namePart id="E715A9336B7B79750663B47463B42C7E">Pérez-Schultheiss, Jorge</mods:namePart>
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<mods:affiliation id="B59D82F0FD8A025D88D6EDBDC77A31DE">Área de Zoología de Invertebrados, Museo Nacional de Historia Natural de Chile, Casilla 787, Correo Central, Santiago, Chile. jorge. perez @ mnhn. gob. cl; https: // orcid. org / 0000 - 0003 - 4537 - 5677</mods:affiliation>
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<mods:namePart id="787CF27BE08ACFED1C39283FBF1092D6">Pardo, Luis Miguel</mods:namePart>
<mods:nameIdentifier id="84025E55B904FB8D808EACD6E5B047F5" type="ORCID">0000-0002-8179-5057</mods:nameIdentifier>
<mods:affiliation id="E931D194925BFFB373EF3B505ACF6DC8">Facultad de Ciencias, Instituto de Ciencias Marinas y Limnológicas, Laboratorio Costero de Calfuco, Universidad Austral de Chile, Valdivia 5090000, Chile. &amp; Centro de Investigación de Dinámica de Ecosistemas Marinos de Altas Latitudes (IDEAL), Valdivia 5090000, Chile. luispardo @ uach. cl; https: // orcid. org / 0000 - 0002 - 8179 - 5057</mods:affiliation>
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<treatment id="03CD87BF1234976DB1BFFC6DFBB277BF" ID-DOI="http://doi.org/10.5281/zenodo.4539090" ID-GBIF-Taxon="177326500" ID-Zenodo-Dep="4539090" LSID="urn:lsid:plazi:treatment:03CD87BF1234976DB1BFFC6DFBB277BF" httpUri="http://treatment.plazi.org/id/03CD87BF1234976DB1BFFC6DFBB277BF" lastPageId="9" lastPageNumber="116" pageId="2" pageNumber="109">
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<emphasis id="B910EABB12349766B1BFFC6DFE7972FE" bold="true" box="[151,464,978,1005]" pageId="2" pageNumber="109">
<taxonomicName id="4C644D2A12349766B1BFFC6DFE2F72FE" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[151,390,978,1005]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="2" pageNumber="109" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB12349766B1BFFC6DFE2F72FE" bold="true" box="[151,390,978,1005]" italics="true" pageId="2" pageNumber="109">Isaeopsis chiloensis</emphasis>
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<taxonomicNameLabel id="A22357C012349766B0A5FC6DFE7972FE" box="[397,464,979,1005]" pageId="2" pageNumber="109" rank="species">n. sp.</taxonomicNameLabel>
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<paragraph id="8BDB36A912349766B1BFFC49FEA27502" blockId="2.[151,464,978,1041]" box="[151,267,1015,1041]" pageId="2" pageNumber="109">
(
<figureCitation id="135F2A2C12349766B1B7FC49FEAB7502" box="[159,258,1015,1041]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStart-3="FIGURE 4" captionStart-4="FIGURE 5" captionStart-5="FIGURE 6" captionStart-6="FIGURE 7" captionStart-7="FIGURE 8" captionStartId-0="3.[151,250,1619,1643]" captionStartId-1="4.[151,250,1966,1990]" captionStartId-2="5.[151,250,877,901]" captionStartId-3="6.[151,250,1367,1391]" captionStartId-4="7.[151,250,1364,1388]" captionStartId-5="8.[151,250,1426,1450]" captionStartId-6="9.[151,250,1395,1419]" captionStartId-7="10.[151,250,1435,1459]" captionTargetBox-0="[151,1436,237,1595]" captionTargetBox-1="[157,1430,489,1942]" captionTargetBox-2="[151,1436,181,852]" captionTargetBox-3="[151,1436,181,1343]" captionTargetBox-4="[151,1436,181,1340]" captionTargetBox-5="[151,1437,181,1402]" captionTargetBox-6="[151,1436,345,1372]" captionTargetBox-7="[151,1436,181,1411]" captionTargetId-0="figure-42@3.[151,1436,237,1595]" captionTargetId-1="figure-198@4.[157,1430,489,1942]" captionTargetId-2="figure-17@5.[151,1436,181,853]" captionTargetId-3="figure-30@6.[151,1436,181,1343]" captionTargetId-4="figure-17@7.[151,1436,181,1340]" captionTargetId-5="figure-30@8.[151,1437,181,1402]" captionTargetId-6="figure-107@9.[151,1436,345,1372]" captionTargetId-7="figure-30@10.[151,1436,181,1411]" captionTargetPageId-0="3" captionTargetPageId-1="4" captionTargetPageId-2="5" captionTargetPageId-3="6" captionTargetPageId-4="7" captionTargetPageId-5="8" captionTargetPageId-6="9" captionTargetPageId-7="10" captionText-0="FIGURE 1. Isaeopsis chiloensis n. sp. habitus.A: male; B: female." captionText-1="FIGURE 2. Isaeopsis chiloensis n. sp., male. C: head; A1: antenna 1; A2: antenna 2. Md: left mandible dorsal, with details of mandibular body and molar; Mv: left mandible ventral, with detail of second article of mandibular palp." captionText-2="FIGURE 3. Isaeopsis chiloensis n. sp., male. MXP: inner plate of maxilliped with medial marginal row of plumose setae omitted; MX1: maxilla 1; MX2: maxilla 2; Ll: right lobes of lower lip." captionText-3="FIGURE 4. Isaeopsis chiloensis n. sp., male.A2l: antenna 2, lateral view; A2m: antenna 2, medial view. Mx: maxilliped, dorsal (anterior) view. Bottom details: FAf: female accessory flagellum; FAm: male accessory flagellum." captionText-4="FIGURE 5. Isaeopsis chiloensis n. sp., male. G1: gnathopod 1; G2m: gnathopod 2, medial view, with detail of palmar thumb; G2l: gnathopod 2, lateral view." captionText-5="FIGURE 6. Isaeopsis chiloensis n. sp., male. P3: pereopod 3, with detail of prehensile palm (bottom); P4: pereopod 4, with detail of prehensile palm (bottom); P5: pereopod 5, with detail of palm setation (upper) and dactyl (bottom)." captionText-6="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." captionText-7="FIGURE 8. Isaeopsis chiloensis n. sp., male. T: telson, dorsal view; U1: uropod 1, lateral view; U2: uropod 2, lateral view; U3: uropod 3, dorsal view with detail of apex of outer ramus and lateral view. Ep3: epimeron 3. P7: pereopod 7, with detail of prehensile palm." figureDoi-0="http://doi.org/10.5281/zenodo.4414646" figureDoi-1="http://doi.org/10.5281/zenodo.4414648" figureDoi-2="http://doi.org/10.5281/zenodo.4414650" figureDoi-3="http://doi.org/10.5281/zenodo.4414652" figureDoi-4="http://doi.org/10.5281/zenodo.4414654" figureDoi-5="http://doi.org/10.5281/zenodo.4414656" figureDoi-6="http://doi.org/10.5281/zenodo.4414658" figureDoi-7="http://doi.org/10.5281/zenodo.4414660" httpUri-0="https://zenodo.org/record/4414646/files/figure.png" httpUri-1="https://zenodo.org/record/4414648/files/figure.png" httpUri-2="https://zenodo.org/record/4414650/files/figure.png" httpUri-3="https://zenodo.org/record/4414652/files/figure.png" httpUri-4="https://zenodo.org/record/4414654/files/figure.png" httpUri-5="https://zenodo.org/record/4414656/files/figure.png" httpUri-6="https://zenodo.org/record/4414658/files/
)
</paragraph>
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<emphasis id="B910EABB12349766B1BFFB81FEE1754B" bold="true" box="[151,328,1086,1113]" pageId="2" pageNumber="109">Type material:</emphasis>
<materialsCitation id="3B0C3CF412349766B078FB80FCC8756E" ID-GBIF-Occurrence="3034666301" collectingDate="2018-03" collectionCode="MNHNCL" collectorName="Leg. L. M. Pardo" location="Chiloe" municipality="Quellon" pageId="2" pageNumber="109" specimenCode="AMP-15807" specimenCount="2" specimenCount-male="1" stateProvince="Los Lagos" typeStatus="holotype">
<emphasis id="B910EABB12349766B078FB80FC04754B" bold="true" box="[336,941,1086,1113]" pageId="2" pageNumber="109">
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<typeStatus id="54DF880B12349766B08FFB81FDA6754A" box="[423,527,1087,1113]" pageId="2" pageNumber="109" type="holotype">holotype</typeStatus>
,
<quantity id="4C9C9B4C12349766B334FB80FDDF754A" box="[540,630,1086,1113]" metricMagnitude="-3" metricUnit="m" metricValue="5.2" pageId="2" pageNumber="109" unit="mm" value="5.2">5.2 mm</quantity>
(
<collectionCode id="ED75AE6C12349766B3ADFB80FCAC754B" box="[645,773,1086,1112]" pageId="2" pageNumber="109">MNHNCL</collectionCode>
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):
</emphasis>
<collectingMunicipality id="6BBFACD312349766B29DFB81FBBB754A" box="[949,1042,1087,1113]" pageId="2" pageNumber="109">Quellón</collectingMunicipality>
,
<location id="8EBB607212349766B536FB81FBC2754A" LSID="urn:lsid:plazi:treatment:03CD87BF1234976DB1BFFC6DFBB277BF:8EBB607212349766B536FB81FBC2754A" box="[1054,1131,1087,1113]" municipality="Quellon" name="Chiloe" pageId="2" pageNumber="109" stateProvince="Los Lagos">Chiloé</location>
,
<collectingRegion id="49A0F84B12349766B55FFB81FAC2754A" box="[1143,1387,1087,1113]" country="Chile" name="Los Lagos" pageId="2" pageNumber="109">Región de Los Lagos</collectingRegion>
,
<date id="FFDA106912349766B45FFB81FF7B756E" pageId="2" pageNumber="109" value="2018-03">
<collectingDate id="EF9EE98112349766B45FFB81FF7B756E" pageId="2" pageNumber="109" value="2018-03">III- 2018</collectingDate>
</date>
,
<collectorName id="2691537F12349766B1F7FBDDFE36756E" box="[223,415,1123,1149]" pageId="2" pageNumber="109">Leg. L.M. Pardo</collectorName>
,
<collectedFrom id="3878755412349766B084FBDDFD49756E" box="[428,736,1123,1149]" pageId="2" pageNumber="109">
on
<taxonomicName id="4C644D2A12349766B0F9FBDDFD49756E" baseAuthorityName="Bell" baseAuthorityYear="1835" box="[465,736,1123,1149]" class="Malacostraca" family="Cancridae" genus="Metacarcinus" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="109" phylum="Arthropoda" rank="species" species="edwardsii">
<emphasis id="B910EABB12349766B0F9FBDDFD49756E" box="[465,736,1123,1149]" italics="true" pageId="2" pageNumber="109">Metacarcinus edwardsii</emphasis>
</taxonomicName>
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.
<typeStatus id="54DF880B12349766B3D8FBDDFCC8756E" box="[752,865,1123,1149]" pageId="2" pageNumber="109" type="paratype">Paratypes</typeStatus>
</materialsCitation>
:
<materialsCitation id="3B0C3CF412349766B246FBDCFF5475B2" ID-GBIF-Occurrence="3034666302" collectingDate="2018-03" collectionCode="MNHNCL" collectorName="Leg. L. M. Pardo" location="Chiloe" municipality="Quellon" pageId="2" pageNumber="109" specimenCode="AMP-15808" specimenCount="8" specimenCount-male="8" stateProvince="Los Lagos" typeStatus="holotype">
<emphasis id="B910EABB12349766B246FBDCFAAB756F" bold="true" box="[878,1282,1122,1149]" pageId="2" pageNumber="109">
<specimenCount id="9D62FD2012349766B246FBDCFC60756E" box="[878,969,1122,1149]" pageId="2" pageNumber="109" type="male">8 males</specimenCount>
(
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<specimenCode id="DBC29ED212349766B549FBDCFB5C756F" box="[1121,1269,1122,1148]" collectionCode="AMP-" pageId="2" pageNumber="109">AMP-15808</specimenCode>
):
</emphasis>
same data as holotype
</materialsCitation>
.
<materialsCitation id="3B0C3CF412349766B02FFB38FC0475B2" ID-GBIF-Occurrence="3034666306" box="[263,941,1158,1185]" collectingDate="2018-03" collectionCode="MNHNCL" collectorName="Leg. L. M. Pardo" location="Chiloe" municipality="Quellon" pageId="2" pageNumber="109" specimenCode="AMP-15809" specimenCount="2" specimenCount-female="2" stateProvince="Los Lagos" typeStatus="holotype">
<emphasis id="B910EABB12349766B02FFB38FD0575B3" bold="true" box="[263,684,1158,1184]" pageId="2" pageNumber="109">
<specimenCount id="9D62FD2012349766B02FFB38FEDF75B3" box="[263,374,1158,1184]" pageId="2" pageNumber="109" type="female">2 females</specimenCount>
(
<collectionCode id="ED75AE6C12349766B0ADFB38FDAC75B3" box="[389,517,1158,1184]" pageId="2" pageNumber="109">MNHNCL</collectionCode>
<specimenCode id="DBC29ED212349766B322FB38FD3675B3" box="[522,671,1158,1184]" collectionCode="AMP-" pageId="2" pageNumber="109">AMP-15809</specimenCode>
):
</emphasis>
same data as holotype
</materialsCitation>
.
</paragraph>
<paragraph id="8BDB36A912349766B1EFFB14FBFE746A" blockId="2.[151,1437,1086,2013]" pageId="2" pageNumber="109">
<emphasis id="B910EABB12349766B1EFFB14FE7E75D7" bold="true" box="[199,471,1194,1220]" pageId="2" pageNumber="109">Additional specimens:</emphasis>
<materialsCitation id="3B0C3CF412349766B0CDFB14FAA875FB" ID-GBIF-Occurrence="3034666303" collectingDate="2004-12-19" collectionCode="MNHNCL" collectorName="Col. J. Perez-Schultheiss" latitude="-41.747643" location="Muelle Carelmapu" longLatPrecision="1" longitude="-73.70508" pageId="2" pageNumber="109" specimenCode="AMP-15810" specimenCount="20" specimenCount-male="20" stateProvince="Los Lagos">
<emphasis id="B910EABB12349766B0CDFB14FC3E75D7" bold="true" box="[485,919,1194,1221]" pageId="2" pageNumber="109">
<specimenCount id="9D62FD2012349766B0CDFB14FDFA75D6" box="[485,595,1194,1221]" pageId="2" pageNumber="109" type="male">20 males</specimenCount>
(
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<specimenCode id="DBC29ED212349766B3DDFB14FC2375D7" box="[757,906,1194,1220]" collectionCode="AMP-" pageId="2" pageNumber="109">AMP-15810</specimenCode>
):
</emphasis>
<location id="8EBB607212349766B28DFB15FB2975D6" LSID="urn:lsid:plazi:treatment:03CD87BF1234976DB1BFFC6DFBB277BF:8EBB607212349766B28DFB15FB2975D6" box="[933,1152,1195,1221]" latitude="-41.747643" longLatPrecision="1" longitude="-73.70508" name="Muelle Carelmapu" pageId="2" pageNumber="109" stateProvince="Los Lagos">Muelle Carelmapu</location>
,
<collectingRegion id="49A0F84B12349766B5BAFB15FA3175D6" box="[1170,1432,1195,1221]" country="Chile" name="Los Lagos" pageId="2" pageNumber="109">Región de Los Lagos</collectingRegion>
,
<geoCoordinate id="EE50506E12349766B1BFFB70FEEA75FA" box="[151,323,1230,1257]" degrees="41" direction="south" minutes="44" orientation="latitude" pageId="2" pageNumber="109" precision="1" seconds="51.51" value="-41.747643">41°4451.51S</geoCoordinate>
<geoCoordinate id="EE50506E12349766B07AFB71FDAF75FA" box="[338,518,1231,1257]" degrees="73" direction="west" minutes="42" orientation="longitude" pageId="2" pageNumber="109" precision="1" seconds="18.28" value="-73.70508">73°4218.28W</geoCoordinate>
,
<date id="FFDA106912349766B334FB71FD0575FA" box="[540,684,1231,1257]" pageId="2" pageNumber="109" value="2004-12-19">
<collectingDate id="EF9EE98112349766B334FB71FD0575FA" box="[540,684,1231,1257]" pageId="2" pageNumber="109" value="2004-12-19">19-XII-2004</collectingDate>
</date>
,
<collectorName id="2691537F12349766B397FB71FC4175FA" box="[703,1000,1231,1257]" pageId="2" pageNumber="109">Col. J. Pérez-Schultheiss</collectorName>
,
<collectedFrom id="3878755412349766B2D3FB71FAA875FB" box="[1019,1281,1231,1257]" pageId="2" pageNumber="109">
on
<taxonomicName id="4C644D2A12349766B50EFB71FAA875FB" baseAuthorityName="Molina" baseAuthorityYear="1782" box="[1062,1281,1231,1257]" class="Malacostraca" family="Cancridae" genus="Romaleon" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="109" phylum="Arthropoda" rank="species" species="setosum">
<emphasis id="B910EABB12349766B50EFB71FAA875FB" box="[1062,1281,1231,1257]" italics="true" pageId="2" pageNumber="109">Romaleon setosum</emphasis>
</taxonomicName>
</collectedFrom>
</materialsCitation>
.
<materialsCitation id="3B0C3CF412349766B43FFB70FEC57422" ID-GBIF-Occurrence="3034666307" collectingDate="2004-12-19" collectionCode="MNHNCL" collectorName="Col. J. Perez-Schultheiss" latitude="-41.747643" location="Muelle Carelmapu" longLatPrecision="1" longitude="-73.70508" pageId="2" pageNumber="109" specimenCode="AMP-15811, AMP-15812, AMP- 15813" specimenCount="38" specimenCount-female="38" stateProvince="Los Lagos">
<emphasis id="B910EABB12349766B43FFB70FF597423" bold="true" pageId="2" pageNumber="109">
<specimenCount id="9D62FD2012349766B43FFB70FA3575FB" box="[1303,1436,1230,1256]" pageId="2" pageNumber="109" type="female">38 females</specimenCount>
(
<collectionCode id="ED75AE6C12349766B1B7FB4CFEB6741F" box="[159,287,1266,1292]" pageId="2" pageNumber="109">MNHNCL</collectionCode>
<specimenCode id="DBC29ED212349766B00FFB4CFE10741F" box="[295,441,1266,1292]" collectionCode="AMP-" pageId="2" pageNumber="109">AMP-15811</specimenCode>
), 1 dissected male (
<collectionCode id="ED75AE6C12349766B381FB4CFC80741F" box="[681,809,1266,1292]" pageId="2" pageNumber="109">MNHNCL</collectionCode>
<specimenCode id="DBC29ED212349766B21AFB4CFC6D741F" box="[818,964,1266,1292]" collectionCode="AMP-" pageId="2" pageNumber="109">AMP-15812</specimenCode>
), 1 dissected female (
<collectionCode id="ED75AE6C12349766B5E2FB4CFAE3741F" box="[1226,1354,1266,1292]" pageId="2" pageNumber="109">MNHNCL</collectionCode>
<specimenCode id="DBC29ED212349766B47BFB4CFF4B7423" collectionCode="AMP-" pageId="2" pageNumber="109">AMP- 15813</specimenCode>
):
</emphasis>
same data
</materialsCitation>
.
<materialsCitation id="3B0C3CF412349766B050FAA8FCDE7446" ID-GBIF-Occurrence="3034666308" collectingDate="2004-10-18" collectionCode="MNHNCL" collectorName="de Carelmapu &amp; Col. J. Perez-Schultheiss" location="Canal de Chacao" pageId="2" pageNumber="109" specimenCode="AMP-15814" specimenCount="3" specimenCount-female="3" stateProvince="Los Lagos">
<emphasis id="B910EABB12349766B050FAA8FC897423" bold="true" box="[376,800,1302,1328]" pageId="2" pageNumber="109">
<specimenCount id="9D62FD2012349766B050FAA8FE417423" box="[376,488,1302,1328]" pageId="2" pageNumber="109" type="female">3 females</specimenCount>
(
<collectionCode id="ED75AE6C12349766B0D0FAA8FDD17423" box="[504,632,1302,1328]" pageId="2" pageNumber="109">MNHNCL</collectionCode>
<specimenCode id="DBC29ED212349766B356FAA8FCBA7423" box="[638,787,1302,1328]" collectionCode="AMP-" pageId="2" pageNumber="109">AMP-15814</specimenCode>
):
</emphasis>
<location id="8EBB607212349766B200FAA9FC457422" LSID="urn:lsid:plazi:treatment:03CD87BF1234976DB1BFFC6DFBB277BF:8EBB607212349766B200FAA9FC457422" box="[808,1004,1303,1329]" name="Canal de Chacao" pageId="2" pageNumber="109" stateProvince="Los Lagos">Canal de Chacao</location>
, a la cuadra
<collectorName id="2691537F12349766B554FAA9FAB47422" box="[1148,1309,1303,1329]" pageId="2" pageNumber="109">de Carelmapu</collectorName>
,
<collectingRegion id="49A0F84B12349766B401FAA9FEBA7446" country="Chile" name="Los Lagos" pageId="2" pageNumber="109">Región de Los Lagos</collectingRegion>
,
<date id="FFDA106912349766B00AFA85FE097446" box="[290,416,1339,1365]" pageId="2" pageNumber="109" value="2004-10-18">
<collectingDate id="EF9EE98112349766B00AFA85FE097446" box="[290,416,1339,1365]" pageId="2" pageNumber="109" value="2004-10-18">18-X-2004</collectingDate>
</date>
,
<collectorName id="2691537F12349766B086FA85FD667446" box="[430,719,1339,1365]" pageId="2" pageNumber="109">Col. J. Pérez-Schultheiss</collectorName>
,
<collectedFrom id="3878755412349766B3F6FA85FCDE7446" box="[734,887,1339,1365]" pageId="2" pageNumber="109">
on
<taxonomicName id="4C644D2A12349766B22DFA85FCDE7446" box="[773,887,1339,1365]" class="Malacostraca" family="Cancridae" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="109" phylum="Arthropoda" rank="family">Cancridae</taxonomicName>
</collectedFrom>
</materialsCitation>
<materialsCitation id="3B0C3CF412349766B2A9FA84FBF9746A" ID-GBIF-Occurrence="3034666304" collectingDate="2018-03" collectionCode="MNHNCL" collectorName="Leg. L. M. Pardo" location="Chiloe" municipality="Quellon" pageId="2" pageNumber="109" specimenCode="AMP-15815" specimenCount="9" specimenCount-female="9" stateProvince="Los Lagos">
<emphasis id="B910EABB12349766B2A9FA84FA997447" bold="true" box="[897,1328,1338,1364]" pageId="2" pageNumber="109">
<specimenCount id="9D62FD2012349766B2A9FA84FC5A7447" box="[897,1011,1338,1364]" pageId="2" pageNumber="109" type="female">9 females</specimenCount>
(
<collectionCode id="ED75AE6C12349766B52EFA84FB2F7447" box="[1030,1158,1338,1364]" pageId="2" pageNumber="109">MNHNCL</collectionCode>
<specimenCode id="DBC29ED212349766B5A7FA84FA8D7447" box="[1167,1316,1338,1364]" collectionCode="AMP-" pageId="2" pageNumber="109">AMP-15815</specimenCode>
):
</emphasis>
<collectingMunicipality id="6BBFACD312349766B413FA85FA317446" box="[1339,1432,1339,1365]" pageId="2" pageNumber="109">Quellón</collectingMunicipality>
,
<location id="8EBB607212349766B1BFFAE1FF4D746A" LSID="urn:lsid:plazi:treatment:03CD87BF1234976DB1BFFC6DFBB277BF:8EBB607212349766B1BFFAE1FF4D746A" box="[151,228,1375,1401]" municipality="Quellon" name="Chiloe" pageId="2" pageNumber="109" stateProvince="Los Lagos">Chiloé</location>
,
<collectingRegion id="49A0F84B12349766B1D8FAE1FE48746A" box="[240,481,1375,1401]" country="Chile" name="Los Lagos" pageId="2" pageNumber="109">Región de Los Lagos</collectingRegion>
,
<date id="FFDA106912349766B0C5FAE1FDE4746A" box="[493,589,1375,1401]" pageId="2" pageNumber="109" value="2018-03">
<collectingDate id="EF9EE98112349766B0C5FAE1FDE4746A" box="[493,589,1375,1401]" pageId="2" pageNumber="109" value="2018-03">III-2018</collectingDate>
</date>
,
<collectorName id="2691537F12349766B370FAE1FCBD746A" box="[600,788,1375,1401]" pageId="2" pageNumber="109">Leg. L.M. Pardo</collectorName>
,
<collectedFrom id="3878755412349766B208FAE1FBF9746A" box="[800,1104,1375,1401]" pageId="2" pageNumber="109">
on
<taxonomicName id="4C644D2A12349766B26BFAE1FBF9746A" baseAuthorityName="Bell" baseAuthorityYear="1835" box="[835,1104,1375,1401]" class="Malacostraca" family="Cancridae" genus="Metacarcinus" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="109" phylum="Arthropoda" rank="species" species="edwardsii">
<emphasis id="B910EABB12349766B26BFAE1FBF9746A" box="[835,1104,1375,1401]" italics="true" pageId="2" pageNumber="109">Metacarcinus edwardsii</emphasis>
</taxonomicName>
</collectedFrom>
</materialsCitation>
.
</paragraph>
<paragraph id="8BDB36A912349766B1EFFA3DFC1D748E" blockId="2.[151,1437,1086,2013]" box="[199,948,1410,1437]" pageId="2" pageNumber="109">
<materialsCitation id="3B0C3CF412349766B1EFFA3DFC19748E" ID-GBIF-Occurrence="3034666305" box="[199,944,1410,1437]" country="Chile" location="Quellon" municipality="Chiloe" pageId="2" pageNumber="109" specimenCount="1" stateProvince="Los Lagos" typeStatus="holotype">
<emphasis id="B910EABB12349766B1EFFA3DFECF748F" bold="true" box="[199,358,1410,1437]" pageId="2" pageNumber="109">
<typeStatus id="54DF880B12349766B1EFFA3DFEAB748E" box="[199,258,1411,1437]" pageId="2" pageNumber="109">Type</typeStatus>
locality.
</emphasis>
<location id="8EBB607212349766B044FA3DFE60748E" LSID="urn:lsid:plazi:treatment:03CD87BF1234976DB1BFFC6DFBB277BF:8EBB607212349766B044FA3DFE60748E" box="[364,457,1411,1437]" country="Chile" municipality="Chiloe" name="Quellon" pageId="2" pageNumber="109" stateProvince="Los Lagos">Quellón</location>
,
<collectingMunicipality id="6BBFACD312349766B0FDFA3DFD8B748E" box="[469,546,1411,1437]" pageId="2" pageNumber="109">Chiloé</collectingMunicipality>
,
<collectingRegion id="49A0F84B12349766B305FA3DFD57748E" box="[557,766,1411,1437]" country="Chile" name="Los Lagos" pageId="2" pageNumber="109">Los Lagos Region</collectingRegion>
, southern
<collectingCountry id="F373763912349766B258FA3DFC19748E" box="[880,944,1411,1437]" name="Chile" pageId="2" pageNumber="109">Chile</collectingCountry>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C37E652212349766B1EFFA18FF43771A" pageId="2" pageNumber="109" type="distribution">
<paragraph id="8BDB36A912349766B1EFFA18FF43771A" blockId="2.[151,1437,1086,2013]" pageId="2" pageNumber="109">
<emphasis id="B910EABB12349766B1EFFA18FEC874D3" bold="true" box="[199,353,1446,1472]" pageId="2" pageNumber="109">Distribution.</emphasis>
The species is known only from Carelmapu and Quellón, in
<collectingRegion id="49A0F84B12349766B535FA19FB5B74D2" box="[1053,1266,1447,1473]" country="Chile" name="Los Lagos" pageId="2" pageNumber="109">Los Lagos Region</collectingRegion>
. One record of immature specimens (not conserved) in Puerto Cisnes Bay,
<collectingRegion id="49A0F84B12349766B210FA75FCD474F6" box="[824,893,1483,1509]" country="Chile" name="Aysen" pageId="2" pageNumber="109">Aysén</collectingRegion>
(
<bibRefCitation id="EFF54B5812349766B2A4FA75FB6674F6" author="Figueroa-Munoz, G. &amp; Retamal, M. &amp; De Los Rios, P. &amp; Esse, C. &amp; Perez-Schultheiss, J. &amp; Vega-Aguayo, R. &amp; Boyero, L. &amp; Araneda, F." box="[908,1231,1483,1509]" pageId="2" pageNumber="109" pagination="5940" refId="ref5418" refString="Figueroa-Munoz, G., Retamal, M., De Los Rios, P., Esse, C., Perez-Schultheiss, J., Vega-Aguayo, R., Boyero, L. &amp; Correa- Araneda, F. (2020) Scavenging crustacean fauna in the Chilean Patagonian sea. Scientific Reports, 10, 5940. https: // doi. org / 10.1038 / s 41598 - 020 - 62570 - 2" type="journal article" year="2020">
Figueroa-Muñoz
<emphasis id="B910EABB12349766B57AFA75FB2274F6" box="[1106,1163,1483,1509]" italics="true" pageId="2" pageNumber="109">et al.</emphasis>
2020
</bibRefCitation>
), needs to be confirmed.
</paragraph>
</subSubSection>
<subSubSection id="C37E652212349766B1EFF9ADFD0A7742" pageId="2" pageNumber="109" type="etymology">
<paragraph id="8BDB36A912349766B1EFF9ADFD0A7742" blockId="2.[151,1437,1086,2013]" pageId="2" pageNumber="109">
<emphasis id="B910EABB12349766B1EFF9ADFEE7773E" bold="true" box="[199,334,1555,1581]" pageId="2" pageNumber="109">Etymology.</emphasis>
The specific epithet alludes to the distribution of the new species, until now restricted to the inner sea around Chiloé Island, in
<collectingRegion id="49A0F84B12349766B0F0F989FD367742" box="[472,671,1591,1617]" country="Chile" name="Los Lagos" pageId="2" pageNumber="109">Los Lagos region</collectingRegion>
.
</paragraph>
</subSubSection>
<subSubSection id="C37E652212349766B1EFF9E4FBE677F2" pageId="2" pageNumber="109" type="diagnosis">
<paragraph id="8BDB36A912349766B1EFF9E4FBE677F2" blockId="2.[151,1437,1086,2013]" pageId="2" pageNumber="109">
<emphasis id="B910EABB12349766B1EFF9E4FEEB7767" bold="true" box="[199,322,1626,1652]" pageId="2" pageNumber="109">Diagnosis.</emphasis>
Male gnathopod 2 basis not elongate, with anterior margin smooth; propodus posterior margin short, forming a distally truncated and granulated thumb; dactylus with posterior margin evenly concave. Pereopods 37 prehensile, with palm of propodus longer than posterior margin, lined with at least 5 strong setae, and dactyl not surpassing the palm. Uropod 3 outer ramus with a distal comb of fine and tight teeth.
</paragraph>
</subSubSection>
<subSubSection id="C37E652212349763B1EFF954FCA576E6" lastPageId="7" lastPageNumber="114" pageId="2" pageNumber="109" type="description">
<paragraph id="8BDB36A912349766B1EFF954FA3576CE" blockId="2.[151,1437,1086,2013]" pageId="2" pageNumber="109">
<emphasis id="B910EABB12349766B1EFF954FEF07617" bold="true" box="[199,345,1770,1796]" pageId="2" pageNumber="109">Description.</emphasis>
Male, body about
<quantity id="4C9C9B4C12349766B30EF954FDD27616" box="[550,635,1770,1797]" metricMagnitude="-3" metricUnit="m" metricValue="5.2" pageId="2" pageNumber="109" unit="mm" value="5.2">5.2 mm</quantity>
long (
<figureCitation id="135F2A2C12349766B3E8F955FCB17616" box="[704,792,1771,1797]" captionStart="FIGURE 1" captionStartId="3.[151,250,1619,1643]" captionTargetBox="[151,1436,237,1595]" captionTargetId="figure-42@3.[151,1436,237,1595]" captionTargetPageId="3" captionText="FIGURE 1. Isaeopsis chiloensis n. sp. habitus.A: male; B: female." figureDoi="http://doi.org/10.5281/zenodo.4414646" httpUri="https://zenodo.org/record/4414646/files/figure.png" pageId="2" pageNumber="109">Fig. 1A</figureCitation>
). Head 0.89 × length of pereonites 12 combined; rostrum small; anterior cephalic lobe small, with a well-defined distal obtuse tooth; eyes circular, moderate; inferior antennal sinus concave (
<figureCitation id="135F2A2C12349766B06BF88DFE35765E" box="[323,412,1843,1869]" captionStart="FIGURE 2" captionStartId="4.[151,250,1966,1990]" captionTargetBox="[157,1430,489,1942]" captionTargetId="figure-198@4.[157,1430,489,1942]" captionTargetPageId="4" captionText="FIGURE 2. Isaeopsis chiloensis n. sp., male. C: head; A1: antenna 1; A2: antenna 2. Md: left mandible dorsal, with details of mandibular body and molar; Mv: left mandible ventral, with detail of second article of mandibular palp." figureDoi="http://doi.org/10.5281/zenodo.4414648" httpUri="https://zenodo.org/record/4414648/files/figure.png" pageId="2" pageNumber="109">Fig. 2C</figureCitation>
). Antenna 1 setose on posteromedial margin; with peduncular articles
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length ratio of 1:1.5:1.3; peduncular article 1 stout, wider but shorter than articles 23; peduncular articles 23 similar in length, 3× longer than wide; accessory flagellum 2-articulate, second article minute, article 2 5x length of article 1, both 0.6 × length of peduncular article 1 (
<figureCitation id="135F2A2C12349766B36AF821FD2E76AA" box="[578,647,1951,1977]" captionStart="FIGURE 4" captionStartId="6.[151,250,1367,1391]" captionTargetBox="[151,1436,181,1343]" captionTargetId="figure-30@6.[151,1436,181,1343]" captionTargetPageId="6" captionText="FIGURE 4. Isaeopsis chiloensis n. sp., male.A2l: antenna 2, lateral view; A2m: antenna 2, medial view. Mx: maxilliped, dorsal (anterior) view. Bottom details: FAf: female accessory flagellum; FAm: male accessory flagellum." figureDoi="http://doi.org/10.5281/zenodo.4414652" httpUri="https://zenodo.org/record/4414652/files/figure.png" pageId="2" pageNumber="109">Fig. 4</figureCitation>
FAm); flagellum 5-articulate, slightly longer than peduncular articles 23 combined, each article with setae posterodistally (
<figureCitation id="135F2A2C12349766B228F87DFCF676CE" box="[768,863,1987,2013]" captionStart="FIGURE 2" captionStartId="4.[151,250,1966,1990]" captionTargetBox="[157,1430,489,1942]" captionTargetId="figure-198@4.[157,1430,489,1942]" captionTargetPageId="4" captionText="FIGURE 2. Isaeopsis chiloensis n. sp., male. C: head; A1: antenna 1; A2: antenna 2. Md: left mandible dorsal, with details of mandibular body and molar; Mv: left mandible ventral, with detail of second article of mandibular palp." figureDoi="http://doi.org/10.5281/zenodo.4414648" httpUri="https://zenodo.org/record/4414648/files/figure.png" pageId="2" pageNumber="109">Fig. 2A</figureCitation>
<figureCitation id="135F2A2C12349766B277F87DFCC076CE" box="[863,873,1987,2013]" captionStart="FIGURE 1" captionStartId="3.[151,250,1619,1643]" captionTargetBox="[151,1436,237,1595]" captionTargetId="figure-42@3.[151,1436,237,1595]" captionTargetPageId="3" captionText="FIGURE 1. Isaeopsis chiloensis n. sp. habitus.A: male; B: female." figureDoi="http://doi.org/10.5281/zenodo.4414646" httpUri="https://zenodo.org/record/4414646/files/figure.png" pageId="2" pageNumber="109">1</figureCitation>
). Antenna 2 longer than antenna 1, also setose on
</paragraph>
<paragraph id="8BDB36A912359767B1BFFF29FCF071C6" blockId="3.[151,1436,150,213]" pageId="3" pageNumber="110">
posteromedial margin; gland cone developed; with peduncular articles
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length ratio of 1:2:2.4; flagellum 6- articulate, articles with setae distally (
<figureCitation id="135F2A2C12359767B317FF05FD1971C6" box="[575,688,187,213]" captionStart="FIGURE 2" captionStartId="4.[151,250,1966,1990]" captionTargetBox="[157,1430,489,1942]" captionTargetId="figure-198@4.[157,1430,489,1942]" captionTargetPageId="4" captionText="FIGURE 2. Isaeopsis chiloensis n. sp., male. C: head; A1: antenna 1; A2: antenna 2. Md: left mandible dorsal, with details of mandibular body and molar; Mv: left mandible ventral, with detail of second article of mandibular palp." figureDoi="http://doi.org/10.5281/zenodo.4414648" httpUri="https://zenodo.org/record/4414648/files/figure.png" pageId="3" pageNumber="110">Figs. 2A2</figureCitation>
,
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,
<figureCitation id="135F2A2C12359767B22AFF05FC8E71C6" box="[770,807,187,213]" captionStart="FIGURE 4" captionStartId="6.[151,250,1367,1391]" captionTargetBox="[151,1436,181,1343]" captionTargetId="figure-30@6.[151,1436,181,1343]" captionTargetPageId="6" captionText="FIGURE 4. Isaeopsis chiloensis n. sp., male.A2l: antenna 2, lateral view; A2m: antenna 2, medial view. Mx: maxilliped, dorsal (anterior) view. Bottom details: FAf: female accessory flagellum; FAm: male accessory flagellum." figureDoi="http://doi.org/10.5281/zenodo.4414652" httpUri="https://zenodo.org/record/4414652/files/figure.png" pageId="3" pageNumber="110">4A</figureCitation>
<figureCitation id="135F2A2C12359767B20FFF05FCE471C6" box="[807,845,187,213]" captionStart="FIGURE 2" captionStartId="4.[151,250,1966,1990]" captionTargetBox="[157,1430,489,1942]" captionTargetId="figure-198@4.[157,1430,489,1942]" captionTargetPageId="4" captionText="FIGURE 2. Isaeopsis chiloensis n. sp., male. C: head; A1: antenna 1; A2: antenna 2. Md: left mandible dorsal, with details of mandibular body and molar; Mv: left mandible ventral, with detail of second article of mandibular palp." figureDoi="http://doi.org/10.5281/zenodo.4414648" httpUri="https://zenodo.org/record/4414648/files/figure.png" pageId="3" pageNumber="110">
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</figureCitation>
).
</paragraph>
<caption id="DF1B662112359767B1BFF9EDFCEF7778" ID-DOI="http://doi.org/10.5281/zenodo.4414646" ID-Zenodo-Dep="4414646" box="[151,838,1619,1643]" httpUri="https://zenodo.org/record/4414646/files/figure.png" pageId="3" pageNumber="110" startId="3.[151,250,1619,1643]" targetBox="[151,1436,237,1595]" targetPageId="3">
<paragraph id="8BDB36A912359767B1BFF9EDFCEF7778" blockId="3.[151,838,1619,1643]" box="[151,838,1619,1643]" pageId="3" pageNumber="110">
<emphasis id="B910EABB12359767B1BFF9EDFEBA7778" bold="true" box="[151,275,1619,1643]" pageId="3" pageNumber="110">FIGURE 1.</emphasis>
<taxonomicName id="4C644D2A12359767B031F9EAFE4A7778" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[281,483,1619,1643]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="110" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB12359767B031F9EAFE4A7778" box="[281,483,1619,1643]" italics="true" pageId="3" pageNumber="110">Isaeopsis chiloensis</emphasis>
</taxonomicName>
<emphasis id="B910EABB12359767B0C2F9EDFD8A7778" bold="true" box="[490,547,1619,1643]" pageId="3" pageNumber="110">
<taxonomicNameLabel id="A22357C012359767B0C2F9EDFD8A7778" box="[490,547,1619,1643]" pageId="3" pageNumber="110" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
habitus. A: male; B: female.
</paragraph>
</caption>
<paragraph id="8BDB36A912359760B1EFF924FB2270C2" blockId="3.[151,1437,1689,2040]" lastBlockId="4.[151,1436,151,465]" lastPageId="4" lastPageNumber="111" pageId="3" pageNumber="110">
Lower lip inner and outer lobes distinct, apical margin with a patch of dense pubescence distally, mandibular process well developed (
<figureCitation id="135F2A2C12359767B09AF903FE5F77CB" box="[434,502,1725,1752]" captionStart="FIGURE 3" captionStartId="5.[151,250,877,901]" captionTargetBox="[151,1436,181,852]" captionTargetId="figure-17@5.[151,1436,181,853]" captionTargetPageId="5" captionText="FIGURE 3. Isaeopsis chiloensis n. sp., male. MXP: inner plate of maxilliped with medial marginal row of plumose setae omitted; MX1: maxilla 1; MX2: maxilla 2; Ll: right lobes of lower lip." figureDoi="http://doi.org/10.5281/zenodo.4414650" httpUri="https://zenodo.org/record/4414650/files/figure.png" pageId="3" pageNumber="110">Fig. 3</figureCitation>
Ll). Left mandible with 4-dentate incisor and 4-dentate lacinia mobilis; accessory setal row with three broadened dentate setae; molar triturative with a long plumose seta; palp 3-articulate; article 2 somewhat expanded medially, distal margin oblique and medially with plumose setae; article 3 as long as article 2, clavate, apex blunt with numerous long setae (
<figureCitation id="135F2A2C12359767B38BF897FD587650" box="[675,753,1833,1859]" captionStart="FIGURE 2" captionStartId="4.[151,250,1966,1990]" captionTargetBox="[157,1430,489,1942]" captionTargetId="figure-198@4.[157,1430,489,1942]" captionTargetPageId="4" captionText="FIGURE 2. Isaeopsis chiloensis n. sp., male. C: head; A1: antenna 1; A2: antenna 2. Md: left mandible dorsal, with details of mandibular body and molar; Mv: left mandible ventral, with detail of second article of mandibular palp." figureDoi="http://doi.org/10.5281/zenodo.4414648" httpUri="https://zenodo.org/record/4414648/files/figure.png" pageId="3" pageNumber="110">Figs. 2</figureCitation>
Mv, 2Md). Right mandible with 6-dentate incisor and 5-dentate lacinia mobilis. Maxilla 1 inner plate triangular with narrow distal half and completely naked, without setae; outer plate subrectangular, apex lined with eight robust setae, some bifid; palp bi-articulate, slightly curved, apex of article 2 blunt with six stout setae distally and four simple setae subdistally (
<figureCitation id="135F2A2C12359767B531F82BFBF276BC" box="[1049,1115,1941,1967]" captionStart="FIGURE 3" captionStartId="5.[151,250,877,901]" captionTargetBox="[151,1436,181,852]" captionTargetId="figure-17@5.[151,1436,181,853]" captionTargetPageId="5" captionText="FIGURE 3. Isaeopsis chiloensis n. sp., male. MXP: inner plate of maxilliped with medial marginal row of plumose setae omitted; MX1: maxilla 1; MX2: maxilla 2; Ll: right lobes of lower lip." figureDoi="http://doi.org/10.5281/zenodo.4414650" httpUri="https://zenodo.org/record/4414650/files/figure.png" pageId="3" pageNumber="110">Fig. 3</figureCitation>
<collectingCountry id="F373763912359767B573F82BFB3876BC" box="[1115,1169,1941,1967]" name="Mexico" pageId="3" pageNumber="110">MX</collectingCountry>
1). Maxilla 2 inner plate subrectangular, with several distal setae and on medial margin; outer plate slightly more slender than inner plate and distally slightly widened, apex lined with several distal and subdistal setae (
<figureCitation id="135F2A2C12359767B539F863FBF876E4" box="[1041,1105,2013,2039]" captionStart="FIGURE 3" captionStartId="5.[151,250,877,901]" captionTargetBox="[151,1436,181,852]" captionTargetId="figure-17@5.[151,1436,181,853]" captionTargetPageId="5" captionText="FIGURE 3. Isaeopsis chiloensis n. sp., male. MXP: inner plate of maxilliped with medial marginal row of plumose setae omitted; MX1: maxilla 1; MX2: maxilla 2; Ll: right lobes of lower lip." figureDoi="http://doi.org/10.5281/zenodo.4414650" httpUri="https://zenodo.org/record/4414650/files/figure.png" pageId="3" pageNumber="110">Fig. 3</figureCitation>
<collectingCountry id="F373763912359767B579F863FB2D76E4" box="[1105,1156,2013,2039]" name="Mexico" pageId="3" pageNumber="110">MX</collectingCountry>
2). Maxilliped inner plate subrectangular, slightly widened distally and lined by a row of five distal slender setae, that continue in a row of at least ten plumose setae that cover most of the medial margin; distal margin forming a diffuse subquadrate plate in the distomedial half, carrying two short strong setae and a long and curve strong seta on distomedial angle; medial margin with a blunt and slender subdistal projection (
<figureCitation id="135F2A2C12329760B3D2FEBDFC95700E" box="[762,828,259,285]" captionStart="FIGURE 3" captionStartId="5.[151,250,877,901]" captionTargetBox="[151,1436,181,852]" captionTargetId="figure-17@5.[151,1436,181,853]" captionTargetPageId="5" captionText="FIGURE 3. Isaeopsis chiloensis n. sp., male. MXP: inner plate of maxilliped with medial marginal row of plumose setae omitted; MX1: maxilla 1; MX2: maxilla 2; Ll: right lobes of lower lip." figureDoi="http://doi.org/10.5281/zenodo.4414650" httpUri="https://zenodo.org/record/4414650/files/figure.png" pageId="4" pageNumber="111">Fig. 3</figureCitation>
MXP); outer plate elongate semiovoid, with a row of 4 long slender setae on apical margin, several slender setae, submarginal and marginal, along the medial margin and seven strong spaced setae along the medial margin, bigger toward the distomedial angle; palp slender, 4-articulate; article 1 oblique in distal margin; article 2 longest, lined with several slender setae on medial margin; article 3 slightly broadened in half, with a mediodistal row of at least 10 slender setae and 3 setae at laterodistal corner; article 4 short, oblong, with a distal-distomedial row of at least 7 slender setae (
<figureCitation id="135F2A2C12329760B539FE09FBFC70C2" box="[1041,1109,439,465]" captionStart="FIGURE 4" captionStartId="6.[151,250,1367,1391]" captionTargetBox="[151,1436,181,1343]" captionTargetId="figure-30@6.[151,1436,181,1343]" captionTargetPageId="6" captionText="FIGURE 4. Isaeopsis chiloensis n. sp., male.A2l: antenna 2, lateral view; A2m: antenna 2, medial view. Mx: maxilliped, dorsal (anterior) view. Bottom details: FAf: female accessory flagellum; FAm: male accessory flagellum." figureDoi="http://doi.org/10.5281/zenodo.4414652" httpUri="https://zenodo.org/record/4414652/files/figure.png" pageId="4" pageNumber="111">Fig. 4</figureCitation>
Mx).
</paragraph>
<caption id="DF1B662112329760B1BFF810FB1C76F9" ID-DOI="http://doi.org/10.5281/zenodo.4414648" ID-Zenodo-Dep="4414648" httpUri="https://zenodo.org/record/4414648/files/figure.png" pageId="4" pageNumber="111" startId="4.[151,250,1966,1990]" targetBox="[157,1430,489,1942]" targetPageId="4">
<paragraph id="8BDB36A912329760B1BFF810FB1C76F9" blockId="4.[151,1436,1966,2026]" pageId="4" pageNumber="111">
<emphasis id="B910EABB12329760B1BFF810FEBA76D5" bold="true" box="[151,275,1966,1990]" pageId="4" pageNumber="111">FIGURE 2.</emphasis>
<taxonomicName id="4C644D2A12329760B032F810FE4D76D5" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[282,484,1966,1990]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="111" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB12329760B032F810FE4D76D5" box="[282,484,1966,1990]" italics="true" pageId="4" pageNumber="111">Isaeopsis chiloensis</emphasis>
</taxonomicName>
<emphasis id="B910EABB12329760B0C3F810FD8C76D5" bold="true" box="[491,549,1966,1990]" pageId="4" pageNumber="111">
<taxonomicNameLabel id="A22357C012329760B0C3F810FD8C76D5" box="[491,549,1966,1990]" pageId="4" pageNumber="111" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, male. C: head; A1: antenna 1; A2: antenna 2. Md: left mandible dorsal, with details of mandibular body and molar; Mv: left mandible ventral, with detail of second article of mandibular palp.
</paragraph>
</caption>
<caption id="DF1B662112339761B1BFFCD3FC9C72BA" ID-DOI="http://doi.org/10.5281/zenodo.4414650" ID-Zenodo-Dep="4414650" httpUri="https://zenodo.org/record/4414650/files/figure.png" pageId="5" pageNumber="112" startId="5.[151,250,877,901]" targetBox="[151,1436,181,852]" targetPageId="5">
<paragraph id="8BDB36A912339761B1BFFCD3FC9C72BA" blockId="5.[151,1436,877,937]" pageId="5" pageNumber="112">
<emphasis id="B910EABB12339761B1BFFCD3FEBB7296" bold="true" box="[151,274,877,901]" pageId="5" pageNumber="112">FIGURE 3.</emphasis>
<taxonomicName id="4C644D2A12339761B030FCD3FE4B7296" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[280,482,877,901]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="112" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB12339761B030FCD3FE4B7296" box="[280,482,877,901]" italics="true" pageId="5" pageNumber="112">Isaeopsis chiloensis</emphasis>
</taxonomicName>
<emphasis id="B910EABB12339761B0C0FCD3FD897296" bold="true" box="[488,544,877,901]" pageId="5" pageNumber="112">
<taxonomicNameLabel id="A22357C012339761B0C0FCD3FD897296" box="[488,544,877,901]" pageId="5" pageNumber="112" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, male. MXP: inner plate of maxilliped with medial marginal row of plumose setae omitted; MX1: maxilla 1; MX2: maxilla 2; Ll: right lobes of lower lip.
</paragraph>
</caption>
<paragraph id="8BDB36A912339761B1EFFC45FDF97746" blockId="5.[151,1437,1019,2018]" pageId="5" pageNumber="112">
Gnathopod 1 coxa subrectangular, with rounded angles (
<figureCitation id="135F2A2C12339761B26EFC45FC237506" box="[838,906,1019,1045]" captionStart="FIGURE 7" captionStartId="9.[151,250,1395,1419]" captionTargetBox="[151,1436,345,1372]" captionTargetId="figure-107@9.[151,1436,345,1372]" captionTargetPageId="9" captionText="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." figureDoi="http://doi.org/10.5281/zenodo.4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="5" pageNumber="112">Fig. 7</figureCitation>
Cx1); basis with anterior margin expanded and straight, with some long setae and with anterodistal margin rounded; ischium short, with small anterior lobe; merus longer than ischium, with short anterior margin and a long posterior margin forming a distal rounded lobe with a group of apical setae; carpus trapezoidal, with the distal third of posterior margin convex and covered with setae; propodus longer than carpus, oval, with anterior margin slightly convex, posterior margin slightly shorter than half of anterior margin and shorter than palm, palm slightly convex, with several setae, defined by a stout seta, palmar angle not well defined, slightly convex; dactylus falcate, apex reaching the palmar angle, lined with small teeth on inner margin (
<figureCitation id="135F2A2C12339761B074FB49FE137401" box="[348,442,1271,1298]" captionStart="FIGURE 5" captionStartId="7.[151,250,1364,1388]" captionTargetBox="[151,1436,181,1340]" captionTargetId="figure-17@7.[151,1436,181,1340]" captionTargetPageId="7" captionText="FIGURE 5. Isaeopsis chiloensis n. sp., male. G1: gnathopod 1; G2m: gnathopod 2, medial view, with detail of palmar thumb; G2l: gnathopod 2, lateral view." figureDoi="http://doi.org/10.5281/zenodo.4414654" httpUri="https://zenodo.org/record/4414654/files/figure.png" pageId="5" pageNumber="112">Fig. 5G</figureCitation>
<figureCitation id="135F2A2C12339761B092FB49FE6C7401" box="[442,453,1271,1298]" captionStart="FIGURE 1" captionStartId="3.[151,250,1619,1643]" captionTargetBox="[151,1436,237,1595]" captionTargetId="figure-42@3.[151,1436,237,1595]" captionTargetPageId="3" captionText="FIGURE 1. Isaeopsis chiloensis n. sp. habitus.A: male; B: female." figureDoi="http://doi.org/10.5281/zenodo.4414646" httpUri="https://zenodo.org/record/4414646/files/figure.png" pageId="5" pageNumber="112">1</figureCitation>
). Gnathopod 2 enlarged (
<figureCitation id="135F2A2C12339761B3CDFB49FC977401" box="[741,830,1271,1298]" captionStart="FIGURE 5" captionStartId="7.[151,250,1364,1388]" captionTargetBox="[151,1436,181,1340]" captionTargetId="figure-17@7.[151,1436,181,1340]" captionTargetPageId="7" captionText="FIGURE 5. Isaeopsis chiloensis n. sp., male. G1: gnathopod 1; G2m: gnathopod 2, medial view, with detail of palmar thumb; G2l: gnathopod 2, lateral view." figureDoi="http://doi.org/10.5281/zenodo.4414654" httpUri="https://zenodo.org/record/4414654/files/figure.png" pageId="5" pageNumber="112">Fig. 5G</figureCitation>
<figureCitation id="135F2A2C12339761B217FB49FCFC7401" box="[831,853,1271,1298]" captionStart="FIGURE 2" captionStartId="4.[151,250,1966,1990]" captionTargetBox="[157,1430,489,1942]" captionTargetId="figure-198@4.[157,1430,489,1942]" captionTargetPageId="4" captionText="FIGURE 2. Isaeopsis chiloensis n. sp., male. C: head; A1: antenna 1; A2: antenna 2. Md: left mandible dorsal, with details of mandibular body and molar; Mv: left mandible ventral, with detail of second article of mandibular palp." figureDoi="http://doi.org/10.5281/zenodo.4414648" httpUri="https://zenodo.org/record/4414648/files/figure.png" pageId="5" pageNumber="112">2l</figureCitation>
,
<figureCitation id="135F2A2C12339761B24AFB49FC2C7401" box="[866,901,1271,1298]" captionStart="FIGURE 5" captionStartId="7.[151,250,1364,1388]" captionTargetBox="[151,1436,181,1340]" captionTargetId="figure-17@7.[151,1436,181,1340]" captionTargetPageId="7" captionText="FIGURE 5. Isaeopsis chiloensis n. sp., male. G1: gnathopod 1; G2m: gnathopod 2, medial view, with detail of palmar thumb; G2l: gnathopod 2, lateral view." figureDoi="http://doi.org/10.5281/zenodo.4414654" httpUri="https://zenodo.org/record/4414654/files/figure.png" pageId="5" pageNumber="112">5G</figureCitation>
<figureCitation id="135F2A2C12339761B2ADFB49FC047401" box="[901,941,1271,1298]" captionStart="FIGURE 2" captionStartId="4.[151,250,1966,1990]" captionTargetBox="[157,1430,489,1942]" captionTargetId="figure-198@4.[157,1430,489,1942]" captionTargetPageId="4" captionText="FIGURE 2. Isaeopsis chiloensis n. sp., male. C: head; A1: antenna 1; A2: antenna 2. Md: left mandible dorsal, with details of mandibular body and molar; Mv: left mandible ventral, with detail of second article of mandibular palp." figureDoi="http://doi.org/10.5281/zenodo.4414648" httpUri="https://zenodo.org/record/4414648/files/figure.png" pageId="5" pageNumber="112">
<quantity id="4C9C9B4C12339761B2ADFB49FC047401" box="[901,941,1271,1298]" metricMagnitude="0" metricUnit="m" metricValue="2.0" pageId="5" pageNumber="112" unit="m" value="2.0">2m</quantity>
</figureCitation>
); coxa subquadrate, ventral margin straight, anterodistal angle and anterior margin convex (
<figureCitation id="135F2A2C12339761B383FAA5FD477426" box="[683,750,1307,1333]" captionStart="FIGURE 7" captionStartId="9.[151,250,1395,1419]" captionTargetBox="[151,1436,345,1372]" captionTargetId="figure-107@9.[151,1436,345,1372]" captionTargetPageId="9" captionText="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." figureDoi="http://doi.org/10.5281/zenodo.4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="5" pageNumber="112">Fig. 7</figureCitation>
Cx2); basis slightly curved, gradually broadened to the apex, with slender setae in distal half of anterior margin, anterodistal angle produced laterally as a rounded lobe; ischium small, without setae; merus slightly longer than ischium, produced in a small rounded posterodistal lobe, anterior margin very small, hidden by carpus; carpus subtriangular, shorter than merus; propodus longer than distance from propodus to merus, subrectangular, anterior margin convex, with some sparse short setae along the distal half, posterior margin short, most of his length produced as a thumb with rugose apex; palm subparallel to anterior margin, almost three × the length of posterior margin, concave, covered with slender long dispersed setae in medial surface and with a distal obtuse tooth near the articulation with dactylus; dactylus falcate, not fitting palm, without small spines or minute setae on inner margin.
</paragraph>
<paragraph id="8BDB36A912339762B1EFF9E1FD26767B" blockId="5.[151,1437,1019,2018]" lastBlockId="6.[151,1437,1509,1896]" lastPageId="6" lastPageNumber="113" pageId="5" pageNumber="112">
Pereopod 3 (
<figureCitation id="135F2A2C12339761B07FF9E1FE057769" box="[343,428,1631,1658]" captionStart="FIGURE 6" captionStartId="8.[151,250,1426,1450]" captionTargetBox="[151,1437,181,1402]" captionTargetId="figure-30@8.[151,1437,181,1402]" captionTargetPageId="8" captionText="FIGURE 6. Isaeopsis chiloensis n. sp., male. P3: pereopod 3, with detail of prehensile palm (bottom); P4: pereopod 4, with detail of prehensile palm (bottom); P5: pereopod 5, with detail of palm setation (upper) and dactyl (bottom)." figureDoi="http://doi.org/10.5281/zenodo.4414656" httpUri="https://zenodo.org/record/4414656/files/figure.png" pageId="5" pageNumber="112">Fig. 6P</figureCitation>
<figureCitation id="135F2A2C12339761B084F9E1FE107769" box="[428,441,1631,1658]" captionStart="FIGURE 3" captionStartId="5.[151,250,877,901]" captionTargetBox="[151,1436,181,852]" captionTargetId="figure-17@5.[151,1436,181,853]" captionTargetPageId="5" captionText="FIGURE 3. Isaeopsis chiloensis n. sp., male. MXP: inner plate of maxilliped with medial marginal row of plumose setae omitted; MX1: maxilla 1; MX2: maxilla 2; Ll: right lobes of lower lip." figureDoi="http://doi.org/10.5281/zenodo.4414650" httpUri="https://zenodo.org/record/4414650/files/figure.png" pageId="5" pageNumber="112">3</figureCitation>
) coxa subquadrate, with anterior and posterior margins subparallel, straight or posterior slightly concave, ventral margin convex (
<figureCitation id="135F2A2C12339761B342F93DFD04778E" box="[618,685,1667,1693]" captionStart="FIGURE 7" captionStartId="9.[151,250,1395,1419]" captionTargetBox="[151,1436,345,1372]" captionTargetId="figure-107@9.[151,1436,345,1372]" captionTargetPageId="9" captionText="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." figureDoi="http://doi.org/10.5281/zenodo.4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="5" pageNumber="112">Fig. 7</figureCitation>
Cx3); basis anterior margin slightly concave, with a small rounded distal lobe provided with a slender seta, posterior margin convex, covered with several dispersed slender setae over its entire length and with a distal group of setae; ischium with setal group posterodistally; merus gradually expanded anterodistally with anterodistal corner produced with a distal group of slender setae, posterior margin with three or four groups of setae; carpus subrectangular, but slender proximally, slightly longer than half of merus, with a pair of setae at slightly produced anterodistal corner, and three or four group of setae on posterior margin; propodus longer than merus, narrow-ovoid, subchelate, anterior margin convex, with a long setae at anterodistal corner, posterior margin with a palm defined with a line of six strong setae; dactylus falcate, slightly shorter than the palm of propodus. Pereopod 4 (
<figureCitation id="135F2A2C12339761B07FF81DFE0076AD" box="[343,425,1955,1982]" captionStart="FIGURE 6" captionStartId="8.[151,250,1426,1450]" captionTargetBox="[151,1437,181,1402]" captionTargetId="figure-30@8.[151,1437,181,1402]" captionTargetPageId="8" captionText="FIGURE 6. Isaeopsis chiloensis n. sp., male. P3: pereopod 3, with detail of prehensile palm (bottom); P4: pereopod 4, with detail of prehensile palm (bottom); P5: pereopod 5, with detail of palm setation (upper) and dactyl (bottom)." figureDoi="http://doi.org/10.5281/zenodo.4414656" httpUri="https://zenodo.org/record/4414656/files/figure.png" pageId="5" pageNumber="112">Fig. 6P</figureCitation>
<figureCitation id="135F2A2C12339761B081F81DFE1176AD" box="[425,440,1955,1982]" captionStart="FIGURE 4" captionStartId="6.[151,250,1367,1391]" captionTargetBox="[151,1436,181,1343]" captionTargetId="figure-30@6.[151,1436,181,1343]" captionTargetPageId="6" captionText="FIGURE 4. Isaeopsis chiloensis n. sp., male.A2l: antenna 2, lateral view; A2m: antenna 2, medial view. Mx: maxilliped, dorsal (anterior) view. Bottom details: FAf: female accessory flagellum; FAm: male accessory flagellum." figureDoi="http://doi.org/10.5281/zenodo.4414652" httpUri="https://zenodo.org/record/4414652/files/figure.png" pageId="5" pageNumber="112">4</figureCitation>
) similar to pereopod
<quantity id="4C9C9B4C12339761B38BF81DFD6476AE" box="[675,717,1955,1981]" metricMagnitude="-2" metricUnit="m" metricValue="7.62" pageId="5" pageNumber="112" unit="in" value="3.0">3 in</quantity>
shape, coxa subquadrate, larger than coxa 3 (
<figureCitation id="135F2A2C12339761B5E0F81DFAA276AE" box="[1224,1291,1955,1981]" captionStart="FIGURE 7" captionStartId="9.[151,250,1395,1419]" captionTargetBox="[151,1436,345,1372]" captionTargetId="figure-107@9.[151,1436,345,1372]" captionTargetPageId="9" captionText="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." figureDoi="http://doi.org/10.5281/zenodo.4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="5" pageNumber="112">Fig. 7</figureCitation>
Cx4). Pereopod 5 (
<figureCitation id="135F2A2C12339761B1CFF879FE9776F1" box="[231,318,1991,2018]" captionStart="FIGURE 6" captionStartId="8.[151,250,1426,1450]" captionTargetBox="[151,1437,181,1402]" captionTargetId="figure-30@8.[151,1437,181,1402]" captionTargetPageId="8" captionText="FIGURE 6. Isaeopsis chiloensis n. sp., male. P3: pereopod 3, with detail of prehensile palm (bottom); P4: pereopod 4, with detail of prehensile palm (bottom); P5: pereopod 5, with detail of palm setation (upper) and dactyl (bottom)." figureDoi="http://doi.org/10.5281/zenodo.4414656" httpUri="https://zenodo.org/record/4414656/files/figure.png" pageId="5" pageNumber="112">Fig. 6P</figureCitation>
<figureCitation id="135F2A2C12339761B015F879FEE276F1" box="[317,331,1991,2018]" captionStart="FIGURE 5" captionStartId="7.[151,250,1364,1388]" captionTargetBox="[151,1436,181,1340]" captionTargetId="figure-17@7.[151,1436,181,1340]" captionTargetPageId="7" captionText="FIGURE 5. Isaeopsis chiloensis n. sp., male. G1: gnathopod 1; G2m: gnathopod 2, medial view, with detail of palmar thumb; G2l: gnathopod 2, lateral view." figureDoi="http://doi.org/10.5281/zenodo.4414654" httpUri="https://zenodo.org/record/4414654/files/figure.png" pageId="5" pageNumber="112">5</figureCitation>
) coxa bilobate, anterior lobe subrectangular, much bigger than posterior lobe, expanded distally (
<figureCitation id="135F2A2C12309762B188FA58FF4B7713" box="[160,226,1509,1536]" captionStart="FIGURE 7" captionStartId="9.[151,250,1395,1419]" captionTargetBox="[151,1436,345,1372]" captionTargetId="figure-107@9.[151,1436,345,1372]" captionTargetPageId="9" captionText="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." figureDoi="http://doi.org/10.5281/zenodo.4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="6" pageNumber="113">Fig. 7</figureCitation>
Cx5); basis posterior margin expanded in a lobe, anterior margin straight with isolated marginal setae and a group of setae in anterodistal corner; ischium with a group of setae anterodistally; merus, anterior margin straight with two to four groups of setae, and a group of setae at anterodistal corner, posterior margin gradually expanded distally with four groups of setae, posterodistal corner slightly produced with a group of stout and simple setae; carpus subrectangular, smaller than merus, proximally narrow and widened gradually to distal end, posterodistal and anterodistal corners with a group of long setae; propodus oblong, subchelate, as long as merus, with two groups of paired setae on posterior margin and a group of setae on posterodistal corner, posterior margin with a palm defined with a line of six or seven strong setae; dactylus falcate, as long as 1/2 of palm, with a longitudinal pectinate row of sharp teeth at side. Pereopod 6 (
<figureCitation id="135F2A2C12309762B337F8B8FDDA7633" box="[543,627,1797,1824]" captionStart="FIGURE 7" captionStartId="9.[151,250,1395,1419]" captionTargetBox="[151,1436,345,1372]" captionTargetId="figure-107@9.[151,1436,345,1372]" captionTargetPageId="9" captionText="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." figureDoi="http://doi.org/10.5281/zenodo.4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="6" pageNumber="113">Fig. 7P</figureCitation>
<figureCitation id="135F2A2C12309762B35BF8BBFD287633" box="[627,641,1797,1824]" captionStart="FIGURE 6" captionStartId="8.[151,250,1426,1450]" captionTargetBox="[151,1437,181,1402]" captionTargetId="figure-30@8.[151,1437,181,1402]" captionTargetPageId="8" captionText="FIGURE 6. Isaeopsis chiloensis n. sp., male. P3: pereopod 3, with detail of prehensile palm (bottom); P4: pereopod 4, with detail of prehensile palm (bottom); P5: pereopod 5, with detail of palm setation (upper) and dactyl (bottom)." figureDoi="http://doi.org/10.5281/zenodo.4414656" httpUri="https://zenodo.org/record/4414656/files/figure.png" pageId="6" pageNumber="113">6</figureCitation>
) slightly longer than pereopod 5, coxa bilobate, both lobes subsimilar, anterior rounded, posterior with anteroventral margin nearly straight (
<figureCitation id="135F2A2C12309762B28AF894FC4D7657" box="[930,996,1833,1860]" captionStart="FIGURE 7" captionStartId="9.[151,250,1395,1419]" captionTargetBox="[151,1436,345,1372]" captionTargetId="figure-107@9.[151,1436,345,1372]" captionTargetPageId="9" captionText="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." figureDoi="http://doi.org/10.5281/zenodo.4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="6" pageNumber="113">Fig. 7</figureCitation>
Cx6). Pereopod 7 (
<figureCitation id="135F2A2C12309762B590F894FAA37657" box="[1208,1290,1834,1860]" captionStart="FIGURE 8" captionStartId="10.[151,250,1435,1459]" captionTargetBox="[151,1436,181,1411]" captionTargetId="figure-30@10.[151,1436,181,1411]" captionTargetPageId="10" captionText="FIGURE 8. Isaeopsis chiloensis n. sp., male. T: telson, dorsal view; U1: uropod 1, lateral view; U2: uropod 2, lateral view; U3: uropod 3, dorsal view with detail of apex of outer ramus and lateral view. Ep3: epimeron 3. P7: pereopod 7, with detail of prehensile palm." figureDoi="http://doi.org/10.5281/zenodo.4414660" httpUri="https://zenodo.org/record/4414660/files/figure.png" pageId="6" pageNumber="113">Fig. 8P</figureCitation>
<figureCitation id="135F2A2C12309762B422F894FAB17657" box="[1290,1304,1834,1860]" captionStart="FIGURE 7" captionStartId="9.[151,250,1395,1419]" captionTargetBox="[151,1436,345,1372]" captionTargetId="figure-107@9.[151,1436,345,1372]" captionTargetPageId="9" captionText="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." figureDoi="http://doi.org/10.5281/zenodo.4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="6" pageNumber="113">7</figureCitation>
) subsimilar to pereopod 6, coxa subrounded (
<figureCitation id="135F2A2C12309762B325F8F0FDE6767B" box="[525,591,1870,1896]" captionStart="FIGURE 7" captionStartId="9.[151,250,1395,1419]" captionTargetBox="[151,1436,345,1372]" captionTargetId="figure-107@9.[151,1436,345,1372]" captionTargetPageId="9" captionText="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." figureDoi="http://doi.org/10.5281/zenodo.4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="6" pageNumber="113">Fig. 7</figureCitation>
Cx7).
</paragraph>
<caption id="DF1B662112309762B1BFFAE9FBD27480" ID-DOI="http://doi.org/10.5281/zenodo.4414652" ID-Zenodo-Dep="4414652" httpUri="https://zenodo.org/record/4414652/files/figure.png" pageId="6" pageNumber="113" startId="6.[151,250,1367,1391]" targetBox="[151,1436,181,1343]" targetPageId="6">
<paragraph id="8BDB36A912309762B1BFFAE9FBD27480" blockId="6.[151,1436,1367,1428]" pageId="6" pageNumber="113">
<emphasis id="B910EABB12309762B1BFFAE9FEBB747C" bold="true" box="[151,274,1367,1391]" pageId="6" pageNumber="113">FIGURE 4.</emphasis>
<taxonomicName id="4C644D2A12309762B030FAE6FE49747C" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[280,480,1367,1391]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="113" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB12309762B030FAE6FE49747C" box="[280,480,1367,1391]" italics="true" pageId="6" pageNumber="113">Isaeopsis chiloensis</emphasis>
</taxonomicName>
<emphasis id="B910EABB12309762B0CEFAE6FDB77463" bold="true" box="[486,542,1368,1392]" pageId="6" pageNumber="113">
<taxonomicNameLabel id="A22357C012309762B0CEFAE6FDB77463" box="[486,542,1368,1392]" pageId="6" pageNumber="113" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, male. A2l: antenna 2, lateral view; A2m: antenna 2, medial view. Mx: maxilliped, dorsal (anterior) view. Bottom details: FAf: female accessory flagellum; FAm: male accessory flagellum.
</paragraph>
</caption>
<caption id="DF1B662112319763B1BFFAEAFE7B7483" ID-DOI="http://doi.org/10.5281/zenodo.4414654" ID-Zenodo-Dep="4414654" httpUri="https://zenodo.org/record/4414654/files/figure.png" pageId="7" pageNumber="114" startId="7.[151,250,1364,1388]" targetBox="[151,1436,181,1340]" targetPageId="7">
<paragraph id="8BDB36A912319763B1BFFAEAFE7B7483" blockId="7.[151,1436,1364,1425]" pageId="7" pageNumber="114">
<emphasis id="B910EABB12319763B1BFFAEAFEBA747E" bold="true" box="[151,275,1364,1389]" pageId="7" pageNumber="114">FIGURE 5.</emphasis>
<taxonomicName id="4C644D2A12319763B032FAEBFE4D747F" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[282,484,1364,1388]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="114" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB12319763B032FAEBFE4D747F" box="[282,484,1364,1388]" italics="true" pageId="7" pageNumber="114">Isaeopsis chiloensis</emphasis>
</taxonomicName>
<emphasis id="B910EABB12319763B0C2FAEBFD8D747E" bold="true" box="[490,548,1365,1389]" pageId="7" pageNumber="114">
<taxonomicNameLabel id="A22357C012319763B0C2FAEBFD8D747E" box="[490,548,1365,1389]" pageId="7" pageNumber="114" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, male. G1: gnathopod 1; G2m: gnathopod 2, medial view, with detail of palmar thumb; G2l: gnathopod 2, lateral view.
</paragraph>
</caption>
<paragraph id="8BDB36A912319763B1EFFA5DFA837676" blockId="7.[151,1437,1507,2037]" pageId="7" pageNumber="114">
Pleonal epimera posterior margin of each epimeron somewhat roundish expanded backward (
<figureCitation id="135F2A2C12319763B5F8FA5DFAB874EE" box="[1232,1297,1507,1533]" captionStart="FIGURE 7" captionStartId="9.[151,250,1395,1419]" captionTargetBox="[151,1436,345,1372]" captionTargetId="figure-107@9.[151,1436,345,1372]" captionTargetPageId="9" captionText="FIGURE 7. Isaeopsis chiloensis n. sp., male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3." figureDoi="http://doi.org/10.5281/zenodo.4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="7" pageNumber="114">Fig. 7</figureCitation>
Ep). Uropod 1 (
<figureCitation id="135F2A2C12319763B19EF9B9FEBA7732" box="[182,275,1543,1569]" captionStart="FIGURE 8" captionStartId="10.[151,250,1435,1459]" captionTargetBox="[151,1436,181,1411]" captionTargetId="figure-30@10.[151,1436,181,1411]" captionTargetPageId="10" captionText="FIGURE 8. Isaeopsis chiloensis n. sp., male. T: telson, dorsal view; U1: uropod 1, lateral view; U2: uropod 2, lateral view; U3: uropod 3, dorsal view with detail of apex of outer ramus and lateral view. Ep3: epimeron 3. P7: pereopod 7, with detail of prehensile palm." figureDoi="http://doi.org/10.5281/zenodo.4414660" httpUri="https://zenodo.org/record/4414660/files/figure.png" pageId="7" pageNumber="114">Fig. 8U</figureCitation>
<figureCitation id="135F2A2C12319763B03AF9B9FEB57732" box="[274,284,1543,1569]" captionStart="FIGURE 1" captionStartId="3.[151,250,1619,1643]" captionTargetBox="[151,1436,237,1595]" captionTargetId="figure-42@3.[151,1436,237,1595]" captionTargetPageId="3" captionText="FIGURE 1. Isaeopsis chiloensis n. sp. habitus.A: male; B: female." figureDoi="http://doi.org/10.5281/zenodo.4414646" httpUri="https://zenodo.org/record/4414646/files/figure.png" pageId="7" pageNumber="114">1</figureCitation>
) peduncle rectangular, longer than rami, with four lateral and three medial setae dorsally, inter-ramal process small, near 1/5 of the length of inner ramus; both rami linear and slender; outer ramus shorter than inner ramus with three dorsolateral and two dorsomedial setae, with a group of setae on apex; inner ramus with two medial setae, with a group of setae on apex. Uropod 2 (
<figureCitation id="135F2A2C12319763B23FF9CDFCD9779E" box="[791,880,1651,1677]" captionStart="FIGURE 8" captionStartId="10.[151,250,1435,1459]" captionTargetBox="[151,1436,181,1411]" captionTargetId="figure-30@10.[151,1436,181,1411]" captionTargetPageId="10" captionText="FIGURE 8. Isaeopsis chiloensis n. sp., male. T: telson, dorsal view; U1: uropod 1, lateral view; U2: uropod 2, lateral view; U3: uropod 3, dorsal view with detail of apex of outer ramus and lateral view. Ep3: epimeron 3. P7: pereopod 7, with detail of prehensile palm." figureDoi="http://doi.org/10.5281/zenodo.4414660" httpUri="https://zenodo.org/record/4414660/files/figure.png" pageId="7" pageNumber="114">Fig. 8U</figureCitation>
<figureCitation id="135F2A2C12319763B258F9CDFCD7779E" box="[880,894,1651,1677]" captionStart="FIGURE 2" captionStartId="4.[151,250,1966,1990]" captionTargetBox="[157,1430,489,1942]" captionTargetId="figure-198@4.[157,1430,489,1942]" captionTargetPageId="4" captionText="FIGURE 2. Isaeopsis chiloensis n. sp., male. C: head; A1: antenna 1; A2: antenna 2. Md: left mandible dorsal, with details of mandibular body and molar; Mv: left mandible ventral, with detail of second article of mandibular palp." figureDoi="http://doi.org/10.5281/zenodo.4414648" httpUri="https://zenodo.org/record/4414648/files/figure.png" pageId="7" pageNumber="114">2</figureCitation>
) peduncle rectangular, slightly longer than half peduncle of uropod 1, nearly as long as rami, with one seta dorsolaterally and one laterodistal seta; both rami linear and slender; outer ramus shorter than inner ramus with dorsolateral and dorsomedial setae, and a group of setae on apex; inner ramus with one or two medial setae and a group of setae on apex. Uropod 3 (
<figureCitation id="135F2A2C12319763B54EF961FB1777EA" box="[1126,1214,1759,1785]" captionStart="FIGURE 8" captionStartId="10.[151,250,1435,1459]" captionTargetBox="[151,1436,181,1411]" captionTargetId="figure-30@10.[151,1436,181,1411]" captionTargetPageId="10" captionText="FIGURE 8. Isaeopsis chiloensis n. sp., male. T: telson, dorsal view; U1: uropod 1, lateral view; U2: uropod 2, lateral view; U3: uropod 3, dorsal view with detail of apex of outer ramus and lateral view. Ep3: epimeron 3. P7: pereopod 7, with detail of prehensile palm." figureDoi="http://doi.org/10.5281/zenodo.4414660" httpUri="https://zenodo.org/record/4414660/files/figure.png" pageId="7" pageNumber="114">Fig. 8U</figureCitation>
<figureCitation id="135F2A2C12319763B596F961FB6277EA" box="[1214,1227,1759,1785]" captionStart="FIGURE 3" captionStartId="5.[151,250,877,901]" captionTargetBox="[151,1436,181,852]" captionTargetId="figure-17@5.[151,1436,181,853]" captionTargetPageId="5" captionText="FIGURE 3. Isaeopsis chiloensis n. sp., male. MXP: inner plate of maxilliped with medial marginal row of plumose setae omitted; MX1: maxilla 1; MX2: maxilla 2; Ll: right lobes of lower lip." figureDoi="http://doi.org/10.5281/zenodo.4414650" httpUri="https://zenodo.org/record/4414650/files/figure.png" pageId="7" pageNumber="114">3</figureCitation>
) biramous, shorter than peduncle of uropod 1; peduncle rectangular with lateral and medial setae dorsolaterally and dorsodistally; rami styliform, outer ramus slightly longer than inner ramus, naked, apex slender and ctenate; inner ramus naked, apex without setae. Telson (
<figureCitation id="135F2A2C12319763B0BBF8F5FE4E7676" box="[403,487,1867,1893]" captionStart="FIGURE 8" captionStartId="10.[151,250,1435,1459]" captionTargetBox="[151,1436,181,1411]" captionTargetId="figure-30@10.[151,1436,181,1411]" captionTargetPageId="10" captionText="FIGURE 8. Isaeopsis chiloensis n. sp., male. T: telson, dorsal view; U1: uropod 1, lateral view; U2: uropod 2, lateral view; U3: uropod 3, dorsal view with detail of apex of outer ramus and lateral view. Ep3: epimeron 3. P7: pereopod 7, with detail of prehensile palm." figureDoi="http://doi.org/10.5281/zenodo.4414660" httpUri="https://zenodo.org/record/4414660/files/figure.png" pageId="7" pageNumber="114">Fig. 8T</figureCitation>
) subquadrate, distally rounded, with a strong laterodistal seta in each side.
</paragraph>
<paragraph id="8BDB36A912319763B1EFF8D1FCA576E6" blockId="7.[151,1437,1507,2037]" pageId="7" pageNumber="114">
Female, body about
<quantity id="4C9C9B4C12319763B087F8D0FDAF769A" box="[431,518,1902,1929]" metricMagnitude="-3" metricUnit="m" metricValue="5.2" pageId="7" pageNumber="114" unit="mm" value="5.2">5.2 mm</quantity>
long (
<figureCitation id="135F2A2C12319763B378F8D1FD01769A" box="[592,680,1903,1929]" captionStart="FIGURE 1" captionStartId="3.[151,250,1619,1643]" captionTargetBox="[151,1436,237,1595]" captionTargetId="figure-42@3.[151,1436,237,1595]" captionTargetPageId="3" captionText="FIGURE 1. Isaeopsis chiloensis n. sp. habitus.A: male; B: female." figureDoi="http://doi.org/10.5281/zenodo.4414646" httpUri="https://zenodo.org/record/4414646/files/figure.png" pageId="7" pageNumber="114">Fig. 1B</figureCitation>
). Gnathopod 1 similar to those of male, dactylus with longitudinal lateral comb and a row of marginal spines in posterior margin; Gnathopod 2 not enlarged, similar to gnathopod 1, propodus with palm straight, as long as posterior margin, defined by a pair of strong setae, dactyl longer than palm; oostegites well developed, margin lined with long setae.
</paragraph>
</subSubSection>
<caption id="DF1B6621123E976CB1BFFA2CFB4974DD" ID-DOI="http://doi.org/10.5281/zenodo.4414656" ID-Zenodo-Dep="4414656" httpUri="https://zenodo.org/record/4414656/files/figure.png" pageId="8" pageNumber="115" startId="8.[151,250,1426,1450]" targetBox="[151,1437,181,1402]" targetPageId="8">
<paragraph id="8BDB36A9123E976CB1BFFA2CFB4974DD" blockId="8.[151,1436,1426,1486]" pageId="8" pageNumber="115">
<emphasis id="B910EABB123E976CB1BFFA2CFEBD74B9" bold="true" box="[151,276,1426,1450]" pageId="8" pageNumber="115">FIGURE 6.</emphasis>
<taxonomicName id="4C644D2A123E976CB034FA2DFE4E74B9" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[284,487,1426,1450]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB123E976CB034FA2DFE4E74B9" box="[284,487,1426,1450]" italics="true" pageId="8" pageNumber="115">Isaeopsis chiloensis</emphasis>
</taxonomicName>
<emphasis id="B910EABB123E976CB0C7FA2CFD8374B9" bold="true" box="[495,554,1426,1450]" pageId="8" pageNumber="115">
<taxonomicNameLabel id="A22357C0123E976CB0C7FA2CFD8374B9" box="[495,554,1426,1450]" pageId="8" pageNumber="115" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, male. P3: pereopod 3, with detail of prehensile palm (bottom); P4: pereopod 4, with detail of prehensile palm (bottom); P5: pereopod 5, with detail of palm setation (upper) and dactyl (bottom).
</paragraph>
</caption>
<subSubSection id="C37E6522123E976CB1EFF99EFEB277B5" pageId="8" pageNumber="115" type="biology_ecology">
<paragraph id="8BDB36A9123E976CB1EFF99EFEB277B5" blockId="8.[151,1437,1568,2027]" pageId="8" pageNumber="115">
<emphasis id="B910EABB123E976CB1EFF99EFE857729" bold="true" box="[199,300,1568,1594]" pageId="8" pageNumber="115">Ecology.</emphasis>
The specimens were collected on the body surface and gills of the cancrid crabs
<taxonomicName id="4C644D2A123E976CB589F99FFEED774C" authority="(Bell, 1835)" baseAuthorityName="Bell" baseAuthorityYear="1835" class="Malacostraca" family="Cancridae" genus="Metacarcinus" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="edwardsii">
<emphasis id="B910EABB123E976CB589F99FFF18774D" italics="true" pageId="8" pageNumber="115">Metacarcinus edwardsii</emphasis>
(
<bibRefCitation id="EFF54B58123E976CB1EBF9FAFE95774C" author="Bell, T." box="[195,316,1604,1631]" pageId="8" pageNumber="115" pagination="86 - 88" refId="ref5113" refString="Bell, T. (1835) Observations on the genus Cancer of Dr. Leach (Platycarcinos Latr.), with descriptions of three new species. Proceedings of the Zoological Society of London, 1835 (30), 86 - 88." type="journal article" year="1835">Bell, 1835</bibRefCitation>
)
</taxonomicName>
and
<taxonomicName id="4C644D2A123E976CB056F9FAFCA2774D" authority="(Molina, 1782)" baseAuthorityName="Molina" baseAuthorityYear="1782" box="[382,779,1604,1630]" class="Malacostraca" family="Cancridae" genus="Romaleon" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="setosum">
<emphasis id="B910EABB123E976CB056F9FAFDFA774D" box="[382,595,1604,1630]" italics="true" pageId="8" pageNumber="115">Romaleon setosum</emphasis>
(
<bibRefCitation id="EFF54B58123E976CB34CF9FAFCAB774D" author="Molina, J. I." box="[612,770,1604,1630]" pageId="8" pageNumber="115" refId="ref5767" refString="Molina, J. I. (1782) Saggio sulla storia naturale del Chili. S. Tommaso d'Aquino, Bologna, 367 pp. https: // doi. org / 10.5962 / bhl. title. 62689" type="book" year="1782">Molina, 1782</bibRefCitation>
)
</taxonomicName>
. Immature specimens from Puerto Cisnes Bay (Figueroa- Muñoz
<emphasis id="B910EABB123E976CB1C7F9D7FE807791" box="[239,297,1640,1666]" italics="true" pageId="8" pageNumber="115">et al.</emphasis>
2020) were collected in samples containing
<taxonomicName id="4C644D2A123E976CB200F9D7FB9F7791" baseAuthorityName="Bell" baseAuthorityYear="1835" box="[808,1078,1640,1666]" class="Malacostraca" family="Cancridae" genus="Metacarcinus" kingdom="Animalia" order="Decapoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="edwardsii">
<emphasis id="B910EABB123E976CB200F9D7FB9F7791" box="[808,1078,1640,1666]" italics="true" pageId="8" pageNumber="115">Metacarcinus edwardsii</emphasis>
</taxonomicName>
, but without evidence of direct association.
</paragraph>
</subSubSection>
<subSubSection id="C37E6522123E976DB1EFF90EFBB277BF" lastPageId="9" lastPageNumber="116" pageId="8" pageNumber="115" type="discussion">
<paragraph id="8BDB36A9123E976CB1EFF90EFD2A7648" blockId="8.[151,1437,1568,2027]" pageId="8" pageNumber="115">
<emphasis id="B910EABB123E976CB1EFF90EFE9277D9" bold="true" box="[199,315,1712,1738]" pageId="8" pageNumber="115">Remarks.</emphasis>
A detailed comparison between both species of
<taxonomicName id="4C644D2A123E976CB27BF90FFC1277D9" authorityName="K. H. Barnard" authorityYear="1916" box="[851,955,1713,1738]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="genus">
<emphasis id="B910EABB123E976CB27BF90FFC1277D9" box="[851,955,1713,1738]" italics="true" pageId="8" pageNumber="115">Isaeopsis</emphasis>
</taxonomicName>
is difficult because the original description and illustrations of
<taxonomicName id="4C644D2A123E976CB047F96BFE6B77FD" authorityName="K. H. Barnard" authorityYear="1916" box="[367,450,1749,1774]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="tenax">
<emphasis id="B910EABB123E976CB047F96BFE6B77FD" box="[367,450,1749,1774]" italics="true" pageId="8" pageNumber="115">I. tenax</emphasis>
</taxonomicName>
do not include details of several important characters. For example, it would be interesting to know the structure of the inner plate of maxilliped in this species, which in
<taxonomicName id="4C644D2A123E976CB50DF947FB057601" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[1061,1196,1784,1810]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB123E976CB50DF947FB057601" box="[1061,1196,1784,1810]" italics="true" pageId="8" pageNumber="115">I. chiloensis</emphasis>
</taxonomicName>
<emphasis id="B910EABB123E976CB59BF946FB587601" bold="true" box="[1203,1265,1784,1810]" pageId="8" pageNumber="115">
<taxonomicNameLabel id="A22357C0123E976CB59BF946FB587601" box="[1203,1265,1784,1810]" pageId="8" pageNumber="115" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
has an unusual mediodistal large strong and curved seta. These observations would improve the generic diagnosis, but require the examination of the
<typeStatus id="54DF880B123E976CB058F8FFFE097648" box="[368,416,1857,1883]" pageId="8" pageNumber="115">type</typeStatus>
material of
<taxonomicName id="4C644D2A123E976CB300F8FFFDD47649" authorityName="K. H. Barnard" authorityYear="1916" box="[552,637,1857,1882]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="tenax">
<emphasis id="B910EABB123E976CB300F8FFFDD47649" box="[552,637,1857,1882]" italics="true" pageId="8" pageNumber="115">I. tenax</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="8BDB36A9123E976DB1EFF8DBFD247052" blockId="8.[151,1437,1568,2027]" lastBlockId="9.[151,1437,151,321]" lastPageId="9" lastPageNumber="116" pageId="8" pageNumber="115">
However, the main characters of the genus are shared in both species and several differences could be identified.
<taxonomicName id="4C644D2A123E976CB1BFF837FEDF76B1" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[151,374,1928,1954]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB123E976CB1BFF837FEDF76B1" box="[151,374,1928,1954]" italics="true" pageId="8" pageNumber="115">Isaeopsis chiloensis</emphasis>
</taxonomicName>
<emphasis id="B910EABB123E976CB055F836FE1576B1" bold="true" box="[381,444,1928,1954]" pageId="8" pageNumber="115">
<taxonomicNameLabel id="A22357C0123E976CB055F836FE1576B1" box="[381,444,1928,1954]" pageId="8" pageNumber="115" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
differs from
<taxonomicName id="4C644D2A123E976CB378F837FD0D76B1" authorityName="K. H. Barnard" authorityYear="1916" box="[592,676,1929,1954]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="tenax">
<emphasis id="B910EABB123E976CB378F837FD0D76B1" box="[592,676,1929,1954]" italics="true" pageId="8" pageNumber="115">I. tenax</emphasis>
</taxonomicName>
principally in the structure of male gnathopod 2, the palm of pereopod 37 and outer ramus of uropod 3. In
<taxonomicName id="4C644D2A123E976CB377F813FD1A76D5" authorityName="K. H. Barnard" authorityYear="1916" box="[607,691,1965,1990]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="tenax">
<emphasis id="B910EABB123E976CB377F813FD1A76D5" box="[607,691,1965,1990]" italics="true" pageId="8" pageNumber="115">I. tenax</emphasis>
</taxonomicName>
coxa 1 apparently is smaller than the following coxae, while in the new species, it is smaller, but follows the line of the coxae 24. The basis of gnathopod 2 of
<taxonomicName id="4C644D2A123E976CB599F86FFAAE76F9" authorityName="K. H. Barnard" authorityYear="1916" box="[1201,1287,2001,2026]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="115" phylum="Arthropoda" rank="species" species="tenax">
<emphasis id="B910EABB123E976CB599F86FFAAE76F9" box="[1201,1287,2001,2026]" italics="true" pageId="8" pageNumber="115">I. tenax</emphasis>
</taxonomicName>
is elongated, with the anterior margin serrulate (
<bibRefCitation id="EFF54B58123F976DB332FF29FD5B71A1" author="Barnard, K. H." box="[538,754,151,178]" pageId="9" pageNumber="116" pagination="105 - 302" refId="ref4918" refString="Barnard, K. H. (1916) Contributions to the crustacean fauna of South Africa. 5. The Amphipoda. Annals of the South African Museum, 15, 105 - 302. https: // doi. org / 10.5962 / bhl. part. 22196" type="journal article" year="1916">Barnard 1916: 268</bibRefCitation>
), instead in the new species it is not especially elongate, with the anterior margin smooth. In the new species, the posterior margin in the propodus of male gnathopod 2 is almost undeveloped, forming part of the thumb that define the palm, while in
<taxonomicName id="4C644D2A123F976DB283FF61FC5671EB" authorityName="K. H. Barnard" authorityYear="1916" box="[939,1023,223,248]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="116" phylum="Arthropoda" rank="species" species="tenax">
<emphasis id="B910EABB123F976DB283FF61FC5671EB" box="[939,1023,223,248]" italics="true" pageId="9" pageNumber="116">I. tenax</emphasis>
</taxonomicName>
it is developed and slightly concave. Additionally, the dactyl of male gnathopod 2 is evenly concave in the posterior margin of
<taxonomicName id="4C644D2A123F976DB5B0FEBDFA88700E" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[1176,1313,259,285]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="116" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB123F976DB5B0FEBDFA88700E" box="[1176,1313,259,285]" italics="true" pageId="9" pageNumber="116">I. chiloensis</emphasis>
</taxonomicName>
<emphasis id="B910EABB123F976DB401FEBDFAC0700E" bold="true" box="[1321,1385,259,285]" pageId="9" pageNumber="116">
<taxonomicNameLabel id="A22357C0123F976DB401FEBDFAC0700E" box="[1321,1385,259,285]" pageId="9" pageNumber="116" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, but bearing a convexity in the middle in
<taxonomicName id="4C644D2A123F976DB31BFE99FD2E7053" authorityName="K. H. Barnard" authorityYear="1916" box="[563,647,295,320]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="116" phylum="Arthropoda" rank="species" species="tenax">
<emphasis id="B910EABB123F976DB31BFE99FD2E7053" box="[563,647,295,320]" italics="true" pageId="9" pageNumber="116">I. tenax</emphasis>
</taxonomicName>
.
</paragraph>
<caption id="DF1B6621123F976DB1BFFACDFCBD74A3" ID-DOI="http://doi.org/10.5281/zenodo.4414658" ID-Zenodo-Dep="4414658" httpUri="https://zenodo.org/record/4414658/files/figure.png" pageId="9" pageNumber="116" startId="9.[151,250,1395,1419]" targetBox="[151,1436,345,1372]" targetPageId="9">
<paragraph id="8BDB36A9123F976DB1BFFACDFCBD74A3" blockId="9.[151,1437,1395,1456]" pageId="9" pageNumber="116">
<emphasis id="B910EABB123F976DB1BFFACDFEBA749F" bold="true" box="[151,275,1395,1420]" pageId="9" pageNumber="116">FIGURE 7.</emphasis>
<taxonomicName id="4C644D2A123F976DB031FACAFE4A749F" authority="Pérez-Schultheiss &amp; Pardo, 2020" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[281,483,1396,1420]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="116" phylum="Arthropoda" rank="species" species="chiloensis" status="sp. nov.">
<emphasis id="B910EABB123F976DB031FACAFE4A749F" box="[281,483,1396,1420]" italics="true" pageId="9" pageNumber="116">Isaeopsis chiloensis</emphasis>
</taxonomicName>
<emphasis id="B910EABB123F976DB0C2FACAFD8A749F" bold="true" box="[490,547,1396,1420]" pageId="9" pageNumber="116">
<taxonomicNameLabel id="A22357C0123F976DB0C2FACAFD8A749F" box="[490,547,1396,1420]" pageId="9" pageNumber="116" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, male. Cx: pereón showing the shape of coxae 1-7; P6: pereópodo 6, with detail of dactylus (upper left); Ep: pleon showing the shape of epimera 1-3.
</paragraph>
</caption>
<paragraph id="8BDB36A9123F976DB1EFF9BCFC067777" blockId="9.[151,1437,1538,1708]" pageId="9" pageNumber="116">
The prehensile structure of pereopod 37 is more developed in
<taxonomicName id="4C644D2A123F976DB2AAF9BDFBA0770F" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[898,1033,1538,1564]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="116" phylum="Arthropoda" rank="species" species="chiloensis">
<emphasis id="B910EABB123F976DB2AAF9BDFBA0770F" box="[898,1033,1538,1564]" italics="true" pageId="9" pageNumber="116">I. chiloensis</emphasis>
</taxonomicName>
, with the palm lined by five or more strong setae. In
<taxonomicName id="4C644D2A123F976DB060F999FE357753" authorityName="K. H. Barnard" authorityYear="1916" box="[328,412,1575,1600]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="116" phylum="Arthropoda" rank="species" species="tenax">
<emphasis id="B910EABB123F976DB060F999FE357753" box="[328,412,1575,1600]" italics="true" pageId="9" pageNumber="116">I. tenax</emphasis>
</taxonomicName>
, at least in pereopod 3, there are only three strong setae in the palm (described and depicted as teeth by
<bibRefCitation id="EFF54B58123F976DB03EF9F4FE1A7776" author="Barnard, K. H." box="[278,435,1610,1637]" pageId="9" pageNumber="116" pagination="105 - 302" refId="ref4918" refString="Barnard, K. H. (1916) Contributions to the crustacean fauna of South Africa. 5. The Amphipoda. Annals of the South African Museum, 15, 105 - 302. https: // doi. org / 10.5962 / bhl. part. 22196" type="journal article" year="1916">Barnard 1916</bibRefCitation>
), and in the pereopod 7, only one strong seta.
</paragraph>
<paragraph id="8BDB36A9123F976DB1EFF9D0FBB277BF" blockId="9.[151,1437,1538,1708]" pageId="9" pageNumber="116">
Other differences are in the outer ramus of uropod 3. In
<taxonomicName id="4C644D2A123F976DB26AF9D1FC63779B" authorityName="Pérez-Schultheiss &amp; Pardo" authorityYear="2020" box="[834,970,1646,1672]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="116" phylum="Arthropoda" rank="species" species="chiloensis">
<emphasis id="B910EABB123F976DB26AF9D1FC63779B" box="[834,970,1646,1672]" italics="true" pageId="9" pageNumber="116">I. chiloensis</emphasis>
</taxonomicName>
there is a comb of numerous slender and tight denticles, instead in
<taxonomicName id="4C644D2A123F976DB09EF92DFDA377BF" authorityName="K. H. Barnard" authorityYear="1916" box="[438,522,1683,1708]" class="Malacostraca" family="Ischyroceridae" genus="Isaeopsis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="116" phylum="Arthropoda" rank="species" species="tenax">
<emphasis id="B910EABB123F976DB09EF92DFDA377BF" box="[438,522,1683,1708]" italics="true" pageId="9" pageNumber="116">I. tenax</emphasis>
</taxonomicName>
, there are only two denticles and a distal hook.
</paragraph>
</subSubSection>
</treatment>
</document>