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<document id="4E7413C548927B6D83B08BE798DAED00" ID-DOI="10.1111/zoj.12099" ID-ISSN="0024-4082" ID-Zenodo-Dep="5301847" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1630101687848" checkinUser="marcus" docAuthor="Souza-Filho, Jesser F. &amp; Serejo, Cristiana S." docDate="2014" docId="F84F76509A25B12BFCF6FA0E6195F8F5" docLanguage="en" docName="zoj12099.pdf" docOrigin="Zoological Journal of the Linnean Society 170 (1)" docSource="http://dx.doi.org/10.1111/zoj.12099" docStyle="DocumentStyle:FBF0BF18BB2B256F1F8008F27D80BF37.3:ZoolJLinnSoc.2010-2016.journal_article" docStyleId="FBF0BF18BB2B256F1F8008F27D80BF37" docStyleName="ZoolJLinnSoc.2010-2016.journal_article" docStyleVersion="3" docTitle="Myersius denticaudatus Souza-Filho &amp; Serejo 2014, SP. NOV." docType="treatment" docVersion="4" lastPageNumber="63" masterDocId="04760E289A3FB136FFBAFFB4624FFF9B" masterDocTitle="On the phylogeny of Ischyroceridae (Amphipoda, Senticaudata, Corophiida), with the description of a new genus and eight new species from deep-sea Brazilian waters" masterLastPageNumber="85" masterPageNumber="34" pageNumber="60" updateTime="1699152821866" updateUser="plazi">
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<mods:title id="C6DB81014677FBE960563E7D6D898107">On the phylogeny of Ischyroceridae (Amphipoda, Senticaudata, Corophiida), with the description of a new genus and eight new species from deep-sea Brazilian waters</mods:title>
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<mods:namePart id="A47F2D0C67F56A82919DE26FE253F332">Souza-Filho, Jesser F.</mods:namePart>
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<mods:namePart id="6469A292791372279CCC262084870D2E">Serejo, Cristiana S.</mods:namePart>
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<mods:title id="24DAC42FA6954D9E47A4C1110FB288BF">Zoological Journal of the Linnean Society</mods:title>
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<mods:date id="45293CBEE860119F09F68109B7F81684">2014</mods:date>
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<mods:number id="2B82D10AF0731EBF67037A231B97957D">2014-01-14</mods:number>
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<mods:classification id="EAAE200290130C22931F30154DDDAC6E">journal article</mods:classification>
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<mods:identifier id="9FDBC96EFE1C948345FC309C03068B3B" type="ISSN">0024-4082</mods:identifier>
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<treatment id="F84F76509A25B12BFCF6FA0E6195F8F5" LSID="urn:lsid:plazi:treatment:F84F76509A25B12BFCF6FA0E6195F8F5" httpUri="http://treatment.plazi.org/id/F84F76509A25B12BFCF6FA0E6195F8F5" lastPageId="29" lastPageNumber="63" pageId="26" pageNumber="60">
<subSubSection id="38FC94CD9A25B12CFCF6FA0E67C0FA4B" box="[844,1423,1466,1488]" pageId="26" pageNumber="60" type="nomenclature">
<paragraph id="7059C7469A25B12CFCF6FA0E67C0FA4B" blockId="26.[844,1423,1466,1488]" box="[844,1423,1466,1488]" pageId="26" pageNumber="60">
<heading id="2B11702A9A25B12CFCF6FA0E67C0FA4B" box="[844,1423,1466,1488]" centered="true" fontSize="9" level="2" pageId="26" pageNumber="60" reason="4">
<taxonomicName id="B7E6BCC59A25B12CFCF6FA0E66C0FA55" ID-CoL="452FD" authority="Souza-Filho &amp; Serejo, 2014" authorityName="Souza-Filho &amp; Serejo" authorityYear="2014" box="[844,1167,1466,1487]" class="Malacostraca" family="Ischyroceridae" genus="Myersius" kingdom="Animalia" order="Amphipoda" pageId="26" pageNumber="63" phylum="Arthropoda" rank="species" species="denticaudatus" status="sp. nov.">MYERSIUS DENTICAUDATUS</taxonomicName>
<emphasis id="42921B549A25B12CFB2DFA0966BDFA54" bold="true" box="[1175,1266,1466,1487]" pageId="26" pageNumber="60">
<taxonomicNameLabel id="59A1A62F9A25B12CFB2DFA0966BDFA54" box="[1175,1266,1466,1487]" pageId="26" pageNumber="60" rank="species">SP. NOV.</taxonomicNameLabel>
</emphasis>
(
<figureCitation id="E8DDDBC39A25B12CFABEFA0E67C8FA4B" box="[1284,1415,1466,1488]" captionStart-0="Figure 16" captionStart-1="Figure 17" captionStart-2="Figure 18" captionStartId-0="27.[144,223,1286,1305]" captionStartId-1="28.[164,243,1342,1361]" captionStartId-2="29.[144,223,1034,1053]" captionTargetBox-0="[362,1199,198,1257]" captionTargetBox-1="[385,1219,196,1313]" captionTargetBox-2="[366,1199,198,1004]" captionTargetId-0="graphics-209@27.[367,1199,199,1257]" captionTargetId-1="graphics-231@28.[386,1219,197,1312]" captionTargetId-2="graphics-312@29.[366,1198,198,1003]" captionTargetPageId-0="27" captionTargetPageId-1="28" captionTargetPageId-2="29" captionText-0="Figure 16. Myersius denticaudatus sp. nov. Holotype: male (2.5 mm), OCEANPROF II, BC-SUL, #59, 29 June 2003, 750 m, MNRJ 21424." captionText-1="Figure 17. Myersius denticaudatus sp. nov. Holotype: male (2.5 mm), OCEANPROF II, BC-SUL, #59, 29 June 2003, 750 m, MNRJ 21424." captionText-2="Figure 18. Myersius denticaudatus sp. nov. Paratype: female (3.2 mm), OCEANPROF I, BC-NORTE, #59, 12 December 2002, 750 m, MNRJ 21227." figureDoi-0="http://doi.org/10.5281/zenodo.5301875" figureDoi-1="http://doi.org/10.5281/zenodo.5324376" figureDoi-2="http://doi.org/10.5281/zenodo.5301879" httpUri-0="https://zenodo.org/record/5301875/files/figure.png" httpUri-1="https://zenodo.org/record/5324376/files/figure.png" httpUri-2="https://zenodo.org/record/5301879/files/figure.png" pageId="26" pageNumber="60">FIGS 1618</figureCitation>
)
</heading>
</paragraph>
</subSubSection>
<subSubSection id="38FC94CD9A25B12BFC80FA546195F8F5" lastPageId="29" lastPageNumber="63" pageId="26" pageNumber="60" type="etymology">
<paragraph id="7059C7469A25B12CFC80FA5461FEFA6E" blockId="26.[826,1441,1504,1618]" box="[826,945,1504,1525]" pageId="26" pageNumber="60">
<emphasis id="42921B549A25B12CFC80FA5461FEFA6E" box="[826,945,1504,1525]" italics="true" pageId="26" pageNumber="60">Etymology</emphasis>
</paragraph>
<paragraph id="7059C7469A25B12CFC80FA4B6777F9C9" blockId="26.[826,1441,1504,1618]" pageId="26" pageNumber="60">
The specific name
<taxonomicName id="B7E6BCC59A25B12CFBAFFA4B66F8F98F" authorityName="Souza-Filho &amp; Serejo" authorityYear="2014" box="[1045,1207,1535,1556]" class="Malacostraca" family="Ischyroceridae" genus="Myersius" kingdom="Animalia" order="Amphipoda" pageId="26" pageNumber="60" phylum="Arthropoda" rank="species" species="denticaudatus">
<emphasis id="42921B549A25B12CFBAFFA4B66F8F98F" box="[1045,1207,1535,1556]" italics="true" pageId="26" pageNumber="60">denticaudatus</emphasis>
</taxonomicName>
is derived from the Latin denti (= teeth) and cauda (= tail, telson), and refers to the subdistal spines on the telson.
</paragraph>
<paragraph id="7059C7469A25B12CFC80F9CA665DF908" blockId="26.[826,1441,1662,1806]" box="[826,1042,1662,1683]" pageId="26" pageNumber="60">
<emphasis id="42921B549A25B12CFC80F9CA665DF908" box="[826,1042,1662,1683]" italics="true" pageId="26" pageNumber="60">Material examined</emphasis>
</paragraph>
<paragraph id="7059C7469A25B12CFC80F9296197F896" blockId="26.[826,1441,1662,1806]" pageId="26" pageNumber="60">
<materialsCitation id="C08ECD1B9A25B12CFC80F9296197F896" collectingDate="2003-06-29" collectionCode="OCEANPROF, II, BC-SUL" country="Brazil" latitude="-21.89955" location="Male" longLatPrecision="1" longitude="-39.925617" municipality="Campos Basin" pageId="26" pageNumber="60" specimenCode="MNRJ 21424" specimenCount="1" stateProvince="Rio de Janeiro" typeStatus="holotype">
<emphasis id="42921B549A25B12CFC80F92961EBF929" box="[826,932,1693,1714]" italics="true" pageId="26" pageNumber="60">
<typeStatus id="AF5D79E49A25B12CFC80F92961D1F929" box="[826,926,1693,1714]" pageId="26" pageNumber="60" type="holotype">Holotype</typeStatus>
:
</emphasis>
<location id="7539919D9A25B12CFC0BF92961A5F928" LSID="urn:lsid:plazi:treatment:F84F76509A25B12BFCF6FA0E6195F8F5:7539919D9A25B12CFC0BF92961A5F928" box="[945,1002,1693,1715]" country="Brazil" latitude="-21.89955" longLatPrecision="1" longitude="-39.925617" municipality="Campos Basin" name="Male" pageId="26" pageNumber="60" stateProvince="Rio de Janeiro">Male</location>
(
<quantity id="B71E6AA39A25B12CFC46F928661AF929" box="[1020,1109,1692,1714]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="26" pageNumber="60" unit="mm" value="2.5">2.5 mm</quantity>
),
<collectionCode id="16F75F839A25B12CFBD6F9296764F929" box="[1132,1323,1693,1714]" pageId="26" pageNumber="60">OCEANPROF II</collectionCode>
,
<collectionCode id="16F75F839A25B12CFA80F92967D2F929" box="[1338,1437,1693,1714]" pageId="26" pageNumber="60">BC-SUL</collectionCode>
, #59,
<collectingMunicipality id="903D5D3C9A25B12CFC3CF90F660DF94A" box="[902,1090,1723,1745]" pageId="26" pageNumber="60">Campos Basin</collectingMunicipality>
,
<collectingRegion id="B22209A49A25B12CFBD9F90F677BF94A" box="[1123,1332,1723,1745]" country="Brazil" name="Rio de Janeiro" pageId="26" pageNumber="60">Rio de Janeiro</collectingRegion>
,
<collectingCountry id="08F187D69A25B12CFAEEF90F67D3F94A" box="[1364,1436,1723,1745]" name="Brazil" pageId="26" pageNumber="60">Brazil</collectingCountry>
,
<geoCoordinate id="15D2A1819A25B12CFC80F96E6195F974" box="[826,986,1753,1776]" degrees="21" direction="south" minutes="53" orientation="latitude" pageId="26" pageNumber="60" precision="1" seconds="58.38" value="-21.89955">21°5358.38″S</geoCoordinate>
,
<geoCoordinate id="15D2A1819A25B12CFC54F96E66DAF974" box="[1006,1173,1753,1776]" degrees="39" direction="west" minutes="55" orientation="longitude" pageId="26" pageNumber="60" precision="1" seconds="32.22" value="-39.925617">39°5532.22″W</geoCoordinate>
,
<date id="0458E1869A25B12CFB1DF96E670EF974" box="[1191,1345,1754,1775]" pageId="26" pageNumber="60" value="2003-06-29">
<collectingDate id="141C186E9A25B12CFB1DF96E670EF974" box="[1191,1345,1754,1775]" pageId="26" pageNumber="60" value="2003-06-29">
29 June
<quantity id="B71E6AA39A25B12CFAB2F96E670EF974" box="[1288,1345,1754,1775]" metricMagnitude="6" metricUnit="m" metricValue="2.00375" pageId="26" pageNumber="60" unit="m" value="2003750.0">2003</quantity>
</collectingDate>
</date>
, 750 m,
<specimenCode id="20406F3D9A25B12CFC80F94D619BF896" box="[826,980,1784,1806]" collectionCode="MNRJ" country="Brazil" httpUri="http://grbio.org/cool/zi1i-a0b5" name="Museu Nacional/Universidade Federal de Rio de Janeiro" pageId="26" pageNumber="60">MNRJ 21424</specimenCode>
.
</materialsCitation>
</paragraph>
<paragraph id="7059C7469A25B12CFC80F88F67EEF8F4" blockId="26.[826,1441,1850,1903]" pageId="26" pageNumber="60">
<materialsCitation id="C08ECD1B9A25B12CFC80F88F66C9F8F5" collectionCode="OCEANPROF" pageId="26" pageNumber="60" specimenCount="1" typeStatus="paratype">
<emphasis id="42921B549A25B12CFC80F88F61E8F8CB" box="[826,935,1851,1872]" italics="true" pageId="26" pageNumber="60">
<typeStatus id="AF5D79E49A25B12CFC80F88F61EFF8CB" box="[826,928,1851,1872]" pageId="26" pageNumber="60" type="paratype">Paratype</typeStatus>
:
</emphasis>
One female (
<quantity id="B71E6AA39A25B12CFBD5F88E668AF8CB" box="[1135,1221,1850,1872]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" pageId="26" pageNumber="60" unit="mm" value="3.2">3.2 mm</quantity>
) (dissected and illustrated),
<collectionCode id="16F75F839A25B12CFC5EF8ED66C9F8F5" box="[996,1158,1881,1902]" pageId="26" pageNumber="60">OCEANPROF</collectionCode>
</materialsCitation>
I, BC-NORTE, #59,
</paragraph>
<caption id="249997CE9A24B12DFF2AFAB2633FFAAC" ID-DOI="http://doi.org/10.5281/zenodo.5301875" ID-Zenodo-Dep="5301875" httpUri="https://zenodo.org/record/5301875/files/figure.png" pageId="27" pageNumber="61" startId="27.[144,223,1286,1305]" targetBox="[362,1199,198,1257]" targetPageId="27">
<paragraph id="7059C7469A24B12DFF2AFAB2633FFAAC" blockId="27.[144,1421,1286,1335]" pageId="27" pageNumber="61">
<emphasis id="42921B549A24B12DFF2AFAB260CAFA81" bold="true" box="[144,645,1286,1306]" pageId="27" pageNumber="61">
Figure 16.
<taxonomicName id="B7E6BCC59A24B12DFEAAFAB26066FA82" authority="Souza-Filho &amp; Serejo, 2014" authorityName="Souza-Filho &amp; Serejo" authorityYear="2014" box="[272,553,1286,1305]" class="Malacostraca" family="Ischyroceridae" genus="Myersius" kingdom="Animalia" order="Amphipoda" pageId="27" pageNumber="61" phylum="Arthropoda" rank="species" species="denticaudatus" status="sp. nov.">
<emphasis id="42921B549A24B12DFEAAFAB26066FA82" bold="true" box="[272,553,1286,1305]" italics="true" pageId="27" pageNumber="61">Myersius denticaudatus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="59A1A62F9A24B12DFD95FAB360CAFA81" box="[559,645,1287,1306]" pageId="27" pageNumber="61" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
Holotype: male (2.5 mm), OCEANPROF II, BC-SUL, #59, 29 June 2003, 750 m, MNRJ 21424.
</paragraph>
</caption>
<paragraph id="7059C7469A24B12DFF2AFADE6293FA26" blockId="27.[144,759,1386,1469]" pageId="27" pageNumber="61">
<materialsCitation id="C08ECD1B9A24B12DFF2AFADE6297FA26" collectingDate="2002-12-12" collectionCode="MNRJ" country="Brazil" latitude="-21.899784" location="Campos Basin" longLatPrecision="1" longitude="-39.925102" pageId="27" pageNumber="61" specimenCode="MNRJ 21227" specimenCount="1" stateProvince="Rio de Janeiro">
<location id="7539919D9A24B12DFF2AFADE6377FA1B" LSID="urn:lsid:plazi:treatment:F84F76509A25B12BFCF6FA0E6195F8F5:7539919D9A24B12DFF2AFADE6377FA1B" box="[144,312,1386,1408]" country="Brazil" latitude="-21.899784" longLatPrecision="1" longitude="-39.925102" name="Campos Basin" pageId="27" pageNumber="61" stateProvince="Rio de Janeiro">Campos Basin</location>
,
<collectingRegion id="B22209A49A24B12DFEFFFADE63A0FA1B" box="[325,495,1386,1408]" country="Brazil" name="Rio de Janeiro" pageId="27" pageNumber="61">Rio de Janeiro</collectingRegion>
,
<collectingCountry id="08F187D69A24B12DFE46FADE600BFA1B" box="[508,580,1386,1408]" name="Brazil" pageId="27" pageNumber="61">Brazil</collectingCountry>
,
<geoCoordinate id="15D2A1819A24B12DFDE8FADE60BEFAE4" box="[594,753,1386,1408]" degrees="21" direction="south" minutes="53" orientation="latitude" pageId="27" pageNumber="61" precision="1" seconds="59.22" value="-21.899784">21°5359.22″S</geoCoordinate>
,
<geoCoordinate id="15D2A1819A24B12DFF2AFA3D6378FA05" box="[144,311,1416,1439]" degrees="39" direction="west" minutes="55" orientation="longitude" pageId="27" pageNumber="61" precision="1" seconds="30.36" value="-39.925102">39°5530.36″W</geoCoordinate>
,
<date id="0458E1869A24B12DFEEEFA3D6068FA05" box="[340,551,1417,1439]" pageId="27" pageNumber="61" value="2002-12-12">
<collectingDate id="141C186E9A24B12DFEEEFA3D6068FA05" box="[340,551,1417,1439]" pageId="27" pageNumber="61" value="2002-12-12">
12 December
<quantity id="B71E6AA39A24B12DFE54FA3D6068FA05" box="[494,551,1417,1438]" metricMagnitude="6" metricUnit="m" metricValue="2.00275" pageId="27" pageNumber="61" unit="m" value="2002750.0">2002</quantity>
</collectingDate>
</date>
, 750 m,
<specimenCode id="20406F3D9A24B12DFD16FA3D6297FA26" collectionCode="MNRJ" country="Brazil" httpUri="http://grbio.org/cool/zi1i-a0b5" name="Museu Nacional/Universidade Federal de Rio de Janeiro" pageId="27" pageNumber="61">MNRJ 21227</specimenCode>
</materialsCitation>
.
</paragraph>
<paragraph id="7059C7469A24B12DFF2AFA5C636FFA67" blockId="27.[144,590,1511,1564]" box="[144,288,1511,1533]" pageId="27" pageNumber="61">
<emphasis id="42921B549A24B12DFF2AFA5C636FFA67" box="[144,288,1511,1533]" italics="true" pageId="27" pageNumber="61">Type locality</emphasis>
</paragraph>
<paragraph id="7059C7469A24B12DFF2AF9B26001F987" blockId="27.[144,590,1511,1564]" box="[144,590,1542,1564]" pageId="27" pageNumber="61">
Campos Basin,
<collectingRegion id="B22209A49A24B12DFEFDF9B263BCF987" box="[327,499,1542,1564]" country="Brazil" name="Rio de Janeiro" pageId="27" pageNumber="61">Rio de Janeiro</collectingRegion>
,
<collectingCountry id="08F187D69A24B12DFDBBF9B26005F987" box="[513,586,1542,1564]" name="Brazil" pageId="27" pageNumber="61">Brazil</collectingCountry>
.
</paragraph>
<paragraph id="7059C7469A24B12DFF2AF9F2634FF9C0" blockId="27.[144,759,1606,1903]" box="[144,256,1606,1627]" pageId="27" pageNumber="61">
<emphasis id="42921B549A24B12DFF2AF9F2634FF9C0" box="[144,256,1606,1627]" italics="true" pageId="27" pageNumber="61">Diagnosis</emphasis>
</paragraph>
<paragraph id="7059C7469A24B12DFF2AF9D061A2F9EE" blockId="27.[144,759,1606,1903]" lastBlockId="27.[806,1421,1386,1653]" pageId="27" pageNumber="61">Gnathopod 1 basis moderately stout, posterior margin convex, smooth; propodus palm acute, with two portions serrate, separated by a shallow dentate excavation, without palmar corner. Gnathopod 2 propodus ovate, massive; palm shorter than posterior margin, with one proximal triangular process followed by a large blunt process, palm corner defined by a short spine with three robust setae; dactylus slender, inner margin with three spines. Epimeron 3 rectangular. Uropod 1 peduncle interamal process 0.3 × peduncle length; outer margin with three marginal robust setae and one distal robust seta. Uropod 2 peduncle interamal process 0.16 × peduncle length. Uropod 3 outer ramus robust and shorter than inner ramus, with a subapical row of spines. Telson with three pairs of dorsomarginal pappose setae, one pair of dorsal slender setae, and two subapical spines.</paragraph>
<paragraph id="7059C7469A24B12DFC9CF91661E8F92C" blockId="27.[806,1422,1698,1903]" box="[806,935,1698,1719]" pageId="27" pageNumber="61">
<emphasis id="42921B549A24B12DFC9CF91661E8F92C" box="[806,935,1698,1719]" italics="true" pageId="27" pageNumber="61">Description</emphasis>
</paragraph>
<paragraph id="7059C7469A24B12AFC9CF9746041F8F5" blockId="27.[806,1422,1698,1903]" lastBlockId="28.[164,779,1452,1903]" lastPageId="28" lastPageNumber="62" pageId="27" pageNumber="61">
Based on
<typeStatus id="AF5D79E49A24B12DFC15F974665FF94D" box="[943,1040,1728,1750]" pageId="27" pageNumber="61" type="holotype">holotype</typeStatus>
male (
<quantity id="B71E6AA39A24B12DFBCDF90B669FF94E" box="[1143,1232,1727,1749]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="27" pageNumber="61" unit="mm" value="2.5">2.5 mm</quantity>
), MNRJ 21424. Head longer than pereonites 1 and 2 together; anteroventral margin strongly recessed; lateral cephalic lobe acute; eyes absent. Antennae missing. Epistome acute and turned upwards. Mandible, palp article 3 spatulate, shorter than article 2, both with long pappose setae. Maxilla 1, inner plate with a single setae; outer plate with four bifid robust setae and six simple robust setae; palp 2-articulate and extended beyond outer plate, apex with four robust setae, and three slender facial setae. Maxilla 2 outer plate longer and wider than inner plate; both plates with marginal and submarginal pappose setae. Lower lip inner lobes well developed; mandibular process acute. Maxilliped, inner plate rectangular, with four distal robust setae and one subdistal seta; outer plate ovate, reaching about two-thirds the length of palp article 2, with three subdistal to distal robust setae, one slender seta, and one pappose robust seta; palp slender, 5-articulate; article 3 wider distally; articles 4 and 5 with a distal seta.
</paragraph>
<caption id="249997CE9A23B12AFF1EFA8A63CBFAF4" ID-DOI="http://doi.org/10.5281/zenodo.5324376" ID-Zenodo-Dep="5324376" httpUri="https://zenodo.org/record/5324376/files/figure.png" pageId="28" pageNumber="62" startId="28.[164,243,1342,1361]" targetBox="[385,1219,196,1313]" targetPageId="28">
<paragraph id="7059C7469A23B12AFF1EFA8A63CBFAF4" blockId="28.[164,1441,1342,1391]" pageId="28" pageNumber="62">
<emphasis id="42921B549A23B12AFF1EFA8A60D6FAC9" bold="true" box="[164,665,1342,1362]" pageId="28" pageNumber="62">
Figure 17.
<taxonomicName id="B7E6BCC59A23B12AFE9EFA8A6072FACA" authority="Souza-Filho &amp; Serejo, 2014" authorityName="Souza-Filho &amp; Serejo" authorityYear="2014" box="[292,573,1342,1361]" class="Malacostraca" family="Ischyroceridae" genus="Myersius" kingdom="Animalia" order="Amphipoda" pageId="28" pageNumber="62" phylum="Arthropoda" rank="species" species="denticaudatus" status="sp. nov.">
<emphasis id="42921B549A23B12AFE9EFA8A6072FACA" bold="true" box="[292,573,1342,1361]" italics="true" pageId="28" pageNumber="62">Myersius denticaudatus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="59A1A62F9A23B12AFDF9FA8B60D6FAC9" box="[579,665,1343,1362]" pageId="28" pageNumber="62" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
Holotype: male (2.5 mm), OCEANPROF II, BC-SUL, #59, 29 June 2003, 750 m, MNRJ 21424.
</paragraph>
</caption>
<paragraph id="7059C7469A23B12BFCE9FA186062FAFC" blockId="28.[826,1441,1452,1903]" lastBlockId="29.[144,759,1177,1903]" lastPageId="29" lastPageNumber="63" pageId="28" pageNumber="62">Coxae 14 rectangular, slightly wider distally. Coxa 4 excavated posteriorly. Coxae 57 wider than long. Coxae 6 and 7 almost the same size, and shorter than coxa 5. Gnathopod 1 basis moderately stout, posterior margin convex, smooth; merus excavate; carpus slightly shorter than propodus, weakly lobate, posterior margin with many pappose setae; propodus palm acute, with two portions serrate separated by a shallow dentate excavation, without palmar corner; dactylus slender and long with medial serration. Gnathopod 2 basis moderately stout, posterior margin smooth, convex, inner margin slightly concave; merus longer than ischium; carpus triangulate, 0.54 × propodus length; propodus ovate, massive; palm shorter than posterior margin, with one proximal triangular process follow by a large blunt process, palm corner defined by a short spine with three robust setae; dactylus slender, inner margin with three spines. Pereopods 3 and 4 similar, basis moderately inflated; merus anterior margin expanded; propodus longer than carpus; dactylus slender and shorter than propodus.</paragraph>
<caption id="249997CE9A22B12BFF2AFBBE6395FBA1" ID-DOI="http://doi.org/10.5281/zenodo.5301879" ID-Zenodo-Dep="5301879" httpUri="https://zenodo.org/record/5301879/files/figure.png" pageId="29" pageNumber="63" startId="29.[144,223,1034,1053]" targetBox="[366,1199,198,1004]" targetPageId="29">
<paragraph id="7059C7469A22B12BFF2AFBBE6395FBA1" blockId="29.[144,1421,1033,1082]" pageId="29" pageNumber="63">
<emphasis id="42921B549A22B12BFF2AFBBE60CBFB86" bold="true" box="[144,644,1033,1053]" pageId="29" pageNumber="63">
Figure 18.
<taxonomicName id="B7E6BCC59A22B12BFEAAFBBE6068FB87" authority="Souza-Filho &amp; Serejo, 2014" authorityName="Souza-Filho &amp; Serejo" authorityYear="2014" box="[272,551,1033,1053]" class="Malacostraca" family="Ischyroceridae" genus="Myersius" kingdom="Animalia" order="Amphipoda" pageId="29" pageNumber="63" phylum="Arthropoda" rank="species" species="denticaudatus" status="sp. nov.">
<emphasis id="42921B549A22B12BFEAAFBBE6068FB87" bold="true" box="[272,551,1033,1053]" italics="true" pageId="29" pageNumber="63">Myersius denticaudatus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="59A1A62F9A22B12BFD97FBBE60CBFB86" box="[557,644,1034,1053]" pageId="29" pageNumber="63" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
Paratype: female (3.2 mm), OCEANPROF I, BC-NORTE, #59, 12 December 2002, 750 m, MNRJ 21227.
</paragraph>
</caption>
<paragraph id="7059C7469A22B12BFF12FADB6319F8F4" blockId="29.[144,759,1177,1903]" pageId="29" pageNumber="63">Epimeron 3 rectangular. Uropod 1 peduncle inner margin with two marginal robust setae and one distal robust seta; interamal process 0.3 × peduncle length; outer margin with three marginal robust setae and one distal robust seta. Uropod 2 peduncle shorter than inner ramus, with three marginal to apicolateral robust setae; interamal process 0.16 × peduncle length; inner ramus longer than outer ramus, with three marginal robust setae; outer ramus bearing two marginal robust setae. Uropod 3 peduncle with two marginal robust setae and two apical robust setae; outer ramus robust and shorter than inner ramus, with a subapical row of spines; inner ramus naked, with only one apical setule. Telson with three pairs of dorsomarginal pappose setae, one pair of dorsal slender setae, and two subapical spines.</paragraph>
<paragraph id="7059C7469A22B12BFC9CFB2D61D4FB35" blockId="29.[806,1421,1177,1321]" box="[806,923,1177,1198]" pageId="29" pageNumber="63">
<emphasis id="42921B549A22B12BFC9CFB2D61D4FB35" box="[806,923,1177,1198]" italics="true" pageId="29" pageNumber="63">Variations</emphasis>
</paragraph>
<paragraph id="7059C7469A22B12BFC9CFB0C66CDFAB3" blockId="29.[806,1421,1177,1321]" pageId="29" pageNumber="63">
<typeStatus id="AF5D79E49A22B12BFC9CFB0C61C1FB56" box="[806,910,1208,1229]" pageId="29" pageNumber="63" type="paratype">Paratype</typeStatus>
female (
<quantity id="B71E6AA39A22B12BFC46FB0C661AFB56" box="[1020,1109,1208,1229]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" pageId="29" pageNumber="63" unit="mm" value="3.2">3.2 mm</quantity>
), MNRJ 21227. Antenna 1 setose, article 1 shorter than article 3; article 2 longer than article 3; accessory flagellum 2-articulate, article 1 longer than article 2.
</paragraph>
<paragraph id="7059C7469A22B12BFC9CFAE466C9FAFE" blockId="29.[806,1422,1360,1780]" box="[806,1158,1360,1381]" pageId="29" pageNumber="63">
<emphasis id="42921B549A22B12BFC9CFAE466C9FAFE" box="[806,1158,1360,1381]" italics="true" pageId="29" pageNumber="63">Sexually dimorphic characters</emphasis>
</paragraph>
<paragraph id="7059C7469A22B12BFC9CFADB6126F96F" blockId="29.[806,1422,1360,1780]" pageId="29" pageNumber="63">
Overall, the females of
<taxonomicName id="B7E6BCC59A22B12BFBD6FAC4677CFA1F" authority="Souza-Filho &amp; Serejo, 2014" authorityName="Souza-Filho &amp; Serejo" authorityYear="2014" box="[1132,1331,1391,1413]" class="Malacostraca" family="Ischyroceridae" genus="Myersius" kingdom="Animalia" order="Amphipoda" pageId="29" pageNumber="63" phylum="Arthropoda" rank="species" species="denticaudatus" status="sp. nov.">
<emphasis id="42921B549A22B12BFBD6FAC4677CFA1F" box="[1132,1331,1391,1413]" italics="true" pageId="29" pageNumber="63">M. denticaudatus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="59A1A62F9A22B12BFA83FADB67C1FA1F" box="[1337,1422,1391,1412]" pageId="29" pageNumber="63" rank="species">sp. nov.</taxonomicNameLabel>
differ from males by: gnathopod 1 basis slender, posterior margin straight with two long setae; merus moderately excavate; carpus as long as propodus, posterior margin densely setose; propodus setose, palm serrate and acute, with one robust seta defining palmar corner; dactylus long, slender, inner margin serrate. Gnathopod 2 basis slender; carpus triangular and shorter than propodus, palm acute with one dentate triangular process near insertion of dactylus, followed by a large U-shaped excavation; palmar corner acute, with two pairs of facial robust setae.
</paragraph>
<paragraph id="7059C7469A22B12BFC9CF8AF6677F8AB" blockId="29.[806,1421,1819,1902]" box="[806,1080,1819,1840]" pageId="29" pageNumber="63">
<emphasis id="42921B549A22B12BFC9CF8AF6677F8AB" box="[806,1080,1819,1840]" italics="true" pageId="29" pageNumber="63">Geographic distribution</emphasis>
</paragraph>
<paragraph id="7059C7469A22B12BFC9CF88E6195F8F5" blockId="29.[806,1421,1819,1902]" pageId="29" pageNumber="63">
South-western Atlantic: Campos Basin,
<collectingRegion id="B22209A49A22B12BFA8EF88E6131F8F5" country="Brazil" name="Rio de Janeiro" pageId="29" pageNumber="63">Rio de Janeiro</collectingRegion>
,
<collectingCountry id="08F187D69A22B12BFC37F8EC6199F8F5" box="[909,982,1880,1902]" name="Brazil" pageId="29" pageNumber="63">Brazil</collectingCountry>
.
</paragraph>
</subSubSection>
</treatment>
</document>