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<document id="CFC36CD25C567E0AD816F9AD33F32313" ID="10.11646/zootaxa.4178.1.5" ID-DOI="10.11646/zootaxa.4178.1.5" ID-GBIF-Dataset="568501aa-621e-4bce-b7d3-35e88ccb7fe6" ID-ISSN="1175-5326" ID-Zenodo-Dep="162371" ID-ZooBank="10DD4A7F-D0F3-43C6-AF50-3F06AFA830D0" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1477035799611" checkinUser="plazi" docAuthor="Paresque, Karla, Martín, Guillermo San, Álvarez-Campos, Patricia, Nogueira, João Miguel De Matos &amp; Fukuda, Marcelo Veronesi" docDate="2016" docId="71685F69FFEAFFA573B65FBAFCF6942C" docLanguage="en" docName="zootaxa.4178.1.5.pdf" docOrigin="Zootaxa 4178 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Paraopisthosyllis correiae Paresque, Martín, Álvarez-Campos, Nogueira &amp; Fukuda, 2016, sp. nov." docType="treatment" docVersion="9" lastPageNumber="128" masterDocId="8D512711FFE2FFA973215C68FFA99611" masterDocTitle="Two new species and new records of the genus Paraopisthosyllis Hartmann-Schröder, 1991 (Annelida: Syllidae) from northeastern Brazil and Philippine Islands" masterLastPageNumber="130" masterPageNumber="116" pageNumber="124" updateTime="1698390349566" updateUser="plazi">
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<mods:title id="7F820A553D61BDD8B85FC20C471BF90C">Two new species and new records of the genus Paraopisthosyllis Hartmann-Schröder, 1991 (Annelida: Syllidae) from northeastern Brazil and Philippine Islands</mods:title>
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<mods:namePart id="C4350BCCD030986018ACB2DA0F1C8207">Paresque, Karla</mods:namePart>
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<mods:namePart id="CA6D18AD5EA3FBA964C469F96FF8690A">Martín, Guillermo San</mods:namePart>
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<mods:namePart id="68F915ED9AB6EC3DCD35AC90D62834E0">Álvarez-Campos, Patricia</mods:namePart>
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<mods:namePart id="44C541537A856F2042CE903C8E66934C">Nogueira, João Miguel De Matos</mods:namePart>
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<mods:namePart id="171A34234A1898CBA678B6E3EA1E162B">Fukuda, Marcelo Veronesi</mods:namePart>
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<mods:title id="98D226D76A2D4534EE10DB87E0D22996">Zootaxa</mods:title>
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<mods:date id="9905983662580430EECC8A23998BC1F4">2016</mods:date>
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<treatment id="71685F69FFEAFFA573B65FBAFCF6942C" ID-DOI="http://doi.org/10.5281/zenodo.5668673" ID-GBIF-Taxon="124557294" ID-Zenodo-Dep="5668673" LSID="urn:lsid:plazi:treatment:71685F69FFEAFFA573B65FBAFCF6942C" httpUri="http://treatment.plazi.org/id/71685F69FFEAFFA573B65FBAFCF6942C" lastPageId="12" lastPageNumber="128" pageId="8" pageNumber="124">
<subSubSection id="B1DBBDF4FFEAFFA173B65FBAFED4921F" pageId="8" pageNumber="124" type="nomenclature">
<paragraph id="F97EEE7FFFEAFFA173B65FBAFD9C95FD" blockId="8.[151,565,978,1038]" box="[151,565,978,1004]" pageId="8" pageNumber="124">
<heading id="A2365913FFEAFFA173B65FBAFD9C95FD" bold="true" box="[151,565,978,1004]" fontSize="11" level="1" pageId="8" pageNumber="124" reason="1">
<emphasis id="CBB5326DFFEAFFA173B65FBAFD9C95FD" bold="true" box="[151,565,978,1004]" pageId="8" pageNumber="124">
<taxonomicName id="3EC195FCFFEAFFA173B65FBAFE7995FD" ID-CoL="4D6ZT" box="[151,464,978,1004]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="8" pageNumber="124" phylum="Annelida" rank="species" species="correiae" status="sp. nov.">
<emphasis id="CBB5326DFFEAFFA173B65FBAFE7995FD" bold="true" box="[151,464,978,1004]" italics="true" pageId="8" pageNumber="124">Paraopisthosyllis correiae</emphasis>
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<taxonomicNameLabel id="D0868F16FFEAFFA172F65FBAFD9C95FD" box="[471,565,978,1004]" pageId="8" pageNumber="124" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
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<paragraph id="F97EEE7FFFEAFFA173B65F9DFED4921F" blockId="8.[151,565,978,1038]" box="[151,381,1013,1038]" pageId="8" pageNumber="124">
<figureCitation id="61FAF2FAFFEAFFA173B65F9DFEB6921F" box="[151,287,1013,1038]" captionStart-0="FIGURE 4" captionStart-1="FIGURE 5" captionStart-2="FIGURE 6" captionStartId-0="9.[151,250,1895,1917]" captionStartId-1="10.[151,250,1944,1966]" captionStartId-2="11.[151,250,1212,1234]" captionTargetBox-0="[180,1436,589,1874]" captionTargetBox-1="[158,1412,202,1914]" captionTargetBox-2="[151,1420,194,1185]" captionTargetId-0="figure@9.[151,1436,589,1874]" captionTargetId-1="figure@10.[158,1423,193,1926]" captionTargetId-2="figure@11.[151,1436,193,1190]" captionTargetPageId-0="9" captionTargetPageId-1="10" captionTargetPageId-2="11" captionText-0="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." captionText-1="FIGURE 5. Paraopisthosyllis correiae sp. nov. (A) anterior end, dorsal view; (B D) aciculae, anterior, midbody and posterior parapodia, respectively; (E) dorsal simple chaeta, with detail of tip; (F) ventral simple chaeta. Scale bars: A = 0.1 mm; B F = 10 µm." captionText-2="FIGURE 6. Paraopisthosyllis correiae sp. nov. (A C) falcigers, anterior, midbody and posterior parapodia, respectively. Scale bar: A C = 15 µm." httpUri-0="https://zenodo.org/record/258594/files/figure.png" httpUri-1="https://zenodo.org/record/162376/files/figure.png" httpUri-2="https://zenodo.org/record/162377/files/figure.png" pageId="8" pageNumber="124">Figures 46</figureCitation>
;
<tableCitation id="B443DBC4FFEAFFA1720A5F9DFED4921F" box="[299,381,1013,1038]" captionStart="TABLE 1" captionStartId="6.[125,204,580,601]" captionTargetBox="[125,1729,634,835]" captionTargetPageId="6" captionText="TABLE 1. Morphological comparison between the known species of Paraopisthosyllis." httpUri="http://table.plazi.org/id/ADBEBEF7FFE4FFAF735C5E2CFC109449" pageId="8" pageNumber="124" tableUuid="ADBEBEF7FFE4FFAF735C5E2CFC109449">Table 1</tableCitation>
</paragraph>
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<subSubSection id="B1DBBDF4FFEAFFA173B65855FE86928F" pageId="8" pageNumber="124" type="materials_examined">
<paragraph id="F97EEE7FFFEAFFA173B65855FE86928F" blockId="8.[151,1437,1085,2010]" pageId="8" pageNumber="124">
<materialsCitation id="49A9E422FFEAFFA173B65855FE86928F" ID-GBIF-Occurrence="1323916039" collectingDate="2013-06-25" collectionCode="MZUSP" collectorName="Sao Jose da Coroa Grande &amp; Recifes Sao Jose da Coroa Grande" country="Brazil" latitude="-8.896389" location="Pernambuco" longLatPrecision="21" longitude="-35.137222" pageId="8" pageNumber="124" specimenCode="MZUSP 2962" specimenCount="2" stateProvince="Pernambuco" typeStatus="holotype">
<emphasis id="CBB5326DFFEAFFA173B65855FE2C9247" bold="true" box="[151,389,1085,1110]" pageId="8" pageNumber="124">Material examined.</emphasis>
<collectingCountry id="81D6AEEFFFEAFFA172B05856FE539247" box="[401,506,1086,1110]" name="Brazil" pageId="8" pageNumber="124">BRAZIL</collectingCountry>
: State of
<collectingRegion id="3B05209DFFEAFFA171505855FCAB9247" box="[625,770,1085,1110]" country="Brazil" name="Pernambuco" pageId="8" pageNumber="124">Pernambuco</collectingRegion>
:
<collectorName id="54348BA9FFEAFFA170315856FBE69247" box="[784,1103,1085,1110]" pageId="8" pageNumber="124">São José da Coroa Grande</collectorName>
,
<collectorName id="54348BA9FFEAFFA1777E5855FF43926B" pageId="8" pageNumber="124">Recifes São José da Coroa Grande</collectorName>
(
<geoCoordinate id="9CF588B8FFEAFFA173DD5809FEC4926B" box="[252,365,1121,1146]" direction="south" orientation="latitude" pageId="8" pageNumber="124" precision="15" value="-8.896389">8°53'47''S</geoCoordinate>
<geoCoordinate id="9CF588B8FFEAFFA172565809FE5C926B" box="[375,501,1121,1146]" direction="west" orientation="longitude" pageId="8" pageNumber="124" precision="15" value="-35.137222">35°8'14''W</geoCoordinate>
), intertidal, coll.
<date id="8D7FC8BFFFEAFFA1719F5809FCF4926B" box="[702,861,1121,1146]" pageId="8" pageNumber="124" value="2013-06-25">
<collectingDate id="9D3B3157FFEAFFA1719F5809FCF4926B" box="[702,861,1121,1146]" pageId="8" pageNumber="124" value="2013-06-25">25 June 2013</collectingDate>
</date>
,
<typeStatus id="267A50DDFFEAFFA1704D5809FC7D926B" box="[876,980,1121,1146]" pageId="8" pageNumber="124" type="holotype">Holotype</typeStatus>
and
<typeStatus id="267A50DDFFEAFFA17730580AFBDA926B" box="[1041,1139,1122,1146]" pageId="8" pageNumber="124" type="paratype">Paratype</typeStatus>
(
<specimenCode id="A9674604FFEAFFA177A4580AFA8E926B" box="[1157,1319,1121,1146]" collectionCode="MZUSP" country="Brazil" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="8" pageNumber="124">
<collectionCode id="9FD076BAFFEAFFA177A4580AFB4D926B" box="[1157,1252,1122,1146]" country="Brazil" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="8" pageNumber="124">MZUSP</collectionCode>
<date id="8D7FC8BFFFEAFFA177CE5809FA8E926B" box="[1263,1319,1121,1146]" pageId="8" pageNumber="124" value="2962" valueMax="2963">2962</date>
</specimenCode>
and 2963 respectively).
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="B1DBBDF4FFEAFFA273E658C1FC6C934B" lastPageId="11" lastPageNumber="127" pageId="8" pageNumber="124" type="description">
<paragraph id="F97EEE7FFFEAFFA073E658C1FE749406" blockId="8.[151,1437,1085,2010]" lastBlockId="9.[151,1437,151,536]" lastPageId="9" lastPageNumber="125" pageId="8" pageNumber="124">
<emphasis id="CBB5326DFFEAFFA173E658C1FEF092D3" bold="true" box="[199,345,1193,1218]" pageId="8" pageNumber="124">Description.</emphasis>
Medium-sized body, largest specimen analyzed (
<typeStatus id="267A50DDFFEAFFA170B358C1FC5E92D3" box="[914,1015,1193,1218]" pageId="8" pageNumber="124" type="holotype">holotype</typeStatus>
)
<quantity id="3E39439AFFEAFFA1772858C1FBE492D0" box="[1033,1101,1193,1218]" metricMagnitude="-3" metricUnit="m" metricValue="6.0" pageId="8" pageNumber="124" unit="mm" value="6.0">6 mm</quantity>
long,
<quantity id="3E39439AFFEAFFA177BB58C2FB5A92D0" box="[1178,1267,1194,1218]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="8" pageNumber="124" unit="mm" value="0.7">0.7 mm</quantity>
wide, with 43 segments. Conspicuous pigmentation on living animals, one large transverse red stripe per chaetiger, across dorsum, between dorsal cirri, thinner posteriorly (
<figureCitation id="61FAF2FAFFEAFFA171F15899FCB1931B" box="[720,792,1265,1290]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Figs 4</figureCitation>
AC, 5A); some anterior chaetigers additionally with an inverted V anteriorly and a V posteriorly (
<figureCitation id="61FAF2FAFFEAFFA1715B597DFD6A933F" box="[634,707,1301,1326]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Figs 4</figureCitation>
A; 5A). Dorsal and ventral surfaces and dorsal appendages with papillae, more numerous on anterior dorsal cirri (
<figureCitation id="61FAF2FAFFEAFFA1719C5951FCAC9343" box="[701,773,1337,1362]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Figs 4</figureCitation>
C, E; 5A), absent on palps and prostomium. Segments with inconspicuous secondary annulation (
<figureCitation id="61FAF2FAFFEAFFA171725935FD349367" box="[595,669,1373,1398]" captionStart="FIGURE 5" captionStartId="10.[151,250,1944,1966]" captionTargetBox="[158,1412,202,1914]" captionTargetId="figure@10.[158,1423,193,1926]" captionTargetPageId="10" captionText="FIGURE 5. Paraopisthosyllis correiae sp. nov. (A) anterior end, dorsal view; (B D) aciculae, anterior, midbody and posterior parapodia, respectively; (E) dorsal simple chaeta, with detail of tip; (F) ventral simple chaeta. Scale bars: A = 0.1 mm; B F = 10 µm." httpUri="https://zenodo.org/record/162376/files/figure.png" pageId="8" pageNumber="124">Fig. 5</figureCitation>
A). Palps rectangular, basally fused, ventrally bent in
<typeStatus id="267A50DDFFEAFFA176145936FA309367" box="[1333,1433,1374,1398]" pageId="8" pageNumber="124" type="paratype">paratype</typeStatus>
. Prostomium sub-quadrangular to ovate, with red, curved line posterior to each of posterior eye (
<figureCitation id="61FAF2FAFFEAFFA177E959E9FAA5938B" box="[1224,1292,1409,1434]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Fig. 4</figureCitation>
C); two pairs of eyes in rectangular to trapezoidal arrangement, anterior eyespots absent (
<figureCitation id="61FAF2FAFFEAFFA1772E59CDFBFC93AF" box="[1039,1109,1445,1470]" captionStart="FIGURE 5" captionStartId="10.[151,250,1944,1966]" captionTargetBox="[158,1412,202,1914]" captionTargetId="figure@10.[158,1423,193,1926]" captionTargetPageId="10" captionText="FIGURE 5. Paraopisthosyllis correiae sp. nov. (A) anterior end, dorsal view; (B D) aciculae, anterior, midbody and posterior parapodia, respectively; (E) dorsal simple chaeta, with detail of tip; (F) ventral simple chaeta. Scale bars: A = 0.1 mm; B F = 10 µm." httpUri="https://zenodo.org/record/162376/files/figure.png" pageId="8" pageNumber="124">Fig. 5</figureCitation>
A); antennae reddish in live specimens (
<figureCitation id="61FAF2FAFFEAFFA1723F59A1FECC93F3" box="[286,357,1481,1506]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Fig. 4</figureCitation>
A), brownish in preserved material (
<figureCitation id="61FAF2FAFFEAFFA1702C59A1FCFC93F3" box="[781,853,1481,1506]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Fig. 4</figureCitation>
C); lateral antennae inserted on anterior margin of prostomium, reaching tip of palps; median antenna thicker, inserted slightly posteriorly, almost transversely aligned with anterior eyes, slightly longer than lateral antennae (
<figureCitation id="61FAF2FAFFEAFFA1700A5A79FCDF903B" box="[811,886,1553,1578]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Figs 4</figureCitation>
C; 5A); nuchal organs not visible. Peristomium dorsally short, with a transverse brown stripe (
<figureCitation id="61FAF2FAFFEAFFA171E15A5DFCA1905F" box="[704,776,1589,1614]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Fig. 4</figureCitation>
BC); dorsal peristomial cirri brown, as long as median antenna, ventral peristomial cirri similar to dorsal ones, but slightly shorter and thinner (
<figureCitation id="61FAF2FAFFEAFFA177A65A31FB669063" box="[1159,1231,1625,1650]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Figs 4</figureCitation>
AC; 5A). Brown dorsal cirri throughout, those of chaetigers 1 and 4 thick, club-shaped, longer than antennae and than body width at chaetiger 1 (
<figureCitation id="61FAF2FAFFEAFFA172005AC9FECE90AB" box="[289,359,1697,1722]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Figs 4</figureCitation>
AC; 5A); dorsal cirri of chaetigers 2 and 5 short, digitiform, as long as ventral peristomial cirri, ca. 1/3 of body width; dorsal cirri of chaetigers 3 and 6 slightly club-shaped, slender, longer than body width; midbody dorsal cirri alternating elongated and thick cirri, club-shaped, slightly longer than body width, and short and thin cirri, about 2/3 of body width (
<figureCitation id="61FAF2FAFFEAFFA1717F5B65FD0E9137" box="[606,679,1805,1830]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Figs 4</figureCitation>
AB; 5A); posterior dorsal cirri digitiform to club-shaped, slightly longer than body width (
<figureCitation id="61FAF2FAFFEAFFA172925B59FE51915B" box="[435,504,1841,1866]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="8" pageNumber="124">Fig. 4</figureCitation>
A). Antennae, peristomial and dorsal cirri throughout with short cirrophores (
<figureCitation id="61FAF2FAFFEAFFA1764E5B59FF0C917F" captionStart="FIGURE 5" captionStartId="10.[151,250,1944,1966]" captionTargetBox="[158,1412,202,1914]" captionTargetId="figure@10.[158,1423,193,1926]" captionTargetPageId="10" captionText="FIGURE 5. Paraopisthosyllis correiae sp. nov. (A) anterior end, dorsal view; (B D) aciculae, anterior, midbody and posterior parapodia, respectively; (E) dorsal simple chaeta, with detail of tip; (F) ventral simple chaeta. Scale bars: A = 0.1 mm; B F = 10 µm." httpUri="https://zenodo.org/record/162376/files/figure.png" pageId="8" pageNumber="124">Fig. 5</figureCitation>
A). Ventral cirri ovate, slightly shorter than parapodial lobes. Parapodial lobes distally bilobed. Anterior parapodia with 1524 falcigers each, midbody with 1419, posterior parapodia with 212 falcigers each; shafts of falcigers subdistally spinulated, with straight tips (
<figureCitation id="61FAF2FAFFEAFFA171C05BF5FC8F91A7" box="[737,806,1949,1974]" captionStart="FIGURE 6" captionStartId="11.[151,250,1212,1234]" captionTargetBox="[151,1420,194,1185]" captionTargetId="figure@11.[151,1436,193,1190]" captionTargetPageId="11" captionText="FIGURE 6. Paraopisthosyllis correiae sp. nov. (A C) falcigers, anterior, midbody and posterior parapodia, respectively. Scale bar: A C = 15 µm." httpUri="https://zenodo.org/record/162377/files/figure.png" pageId="8" pageNumber="124">Fig. 6</figureCitation>
AC); blades of falcigers faintly spinulated, bidentate, teeth about same size, directed forwards (
<figureCitation id="61FAF2FAFFEAFFA1715B5BA9FD1691CB" box="[634,703,1985,2010]" captionStart="FIGURE 6" captionStartId="11.[151,250,1212,1234]" captionTargetBox="[151,1420,194,1185]" captionTargetId="figure@11.[151,1436,193,1190]" captionTargetPageId="11" captionText="FIGURE 6. Paraopisthosyllis correiae sp. nov. (A C) falcigers, anterior, midbody and posterior parapodia, respectively. Scale bar: A C = 15 µm." httpUri="https://zenodo.org/record/162377/files/figure.png" pageId="8" pageNumber="124">Fig. 6</figureCitation>
AC); blades with dorso-ventral gradation in length, 3015 µm long on anterior chaetigers, 2811 µm long on midbody, 1510 µm long on posterior chaetigers. Dorsal simple chaetae from chaetigers 2040, thin, about half width of falciger shafts, slightly sigmoid, with button-shaped tip (
<figureCitation id="61FAF2FAFFEBFFA073BE5CB7FF4B96E9" box="[159,226,223,248]" captionStart="FIGURE 5" captionStartId="10.[151,250,1944,1966]" captionTargetBox="[158,1412,202,1914]" captionTargetId="figure@10.[158,1423,193,1926]" captionTargetPageId="10" captionText="FIGURE 5. Paraopisthosyllis correiae sp. nov. (A) anterior end, dorsal view; (B D) aciculae, anterior, midbody and posterior parapodia, respectively; (E) dorsal simple chaeta, with detail of tip; (F) ventral simple chaeta. Scale bars: A = 0.1 mm; B F = 10 µm." httpUri="https://zenodo.org/record/162376/files/figure.png" pageId="9" pageNumber="125">Fig. 5</figureCitation>
E); ventral simple chaetae present only on last chaetigers, slightly thinner than shafts of falcigers, sigmoid, bidentate, teeth similar in length, subdistal tooth triangular, with inconspicuous subdistal spinulation (
<figureCitation id="61FAF2FAFFEBFFA076275D6CFAE4970D" box="[1286,1357,260,285]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="9" pageNumber="125">Figs 4</figureCitation>
H, 5F). Anterior parapodia with 34 aciculae each, midbody with 23, posterior parapodia with single acicula each; anterior parapodia with 12 aciculae straight, thick, subdistally inflated, distally acuminate, and another 12 aciculae distally bent, with acute tips (
<figureCitation id="61FAF2FAFFEBFFA0716A5D07FD269799" box="[587,655,367,392]" captionStart="FIGURE 5" captionStartId="10.[151,250,1944,1966]" captionTargetBox="[158,1412,202,1914]" captionTargetId="figure@10.[158,1423,193,1926]" captionTargetPageId="10" captionText="FIGURE 5. Paraopisthosyllis correiae sp. nov. (A) anterior end, dorsal view; (B D) aciculae, anterior, midbody and posterior parapodia, respectively; (E) dorsal simple chaeta, with detail of tip; (F) ventral simple chaeta. Scale bars: A = 0.1 mm; B F = 10 µm." httpUri="https://zenodo.org/record/162376/files/figure.png" pageId="9" pageNumber="125">Fig. 5</figureCitation>
B); midbody parapodia with one acicula subdistally bent at 90°, with acute tip, and another straight, subdistally inflated (
<figureCitation id="61FAF2FAFFEBFFA071FB5DFCFCB497BC" box="[730,797,404,429]" captionStart="FIGURE 5" captionStartId="10.[151,250,1944,1966]" captionTargetBox="[158,1412,202,1914]" captionTargetId="figure@10.[158,1423,193,1926]" captionTargetPageId="10" captionText="FIGURE 5. Paraopisthosyllis correiae sp. nov. (A) anterior end, dorsal view; (B D) aciculae, anterior, midbody and posterior parapodia, respectively; (E) dorsal simple chaeta, with detail of tip; (F) ventral simple chaeta. Scale bars: A = 0.1 mm; B F = 10 µm." httpUri="https://zenodo.org/record/162376/files/figure.png" pageId="9" pageNumber="125">Fig. 5</figureCitation>
C); posterior parapodia with only one acicula subdistally bent at 90°, with acute tip (
<figureCitation id="61FAF2FAFFEBFFA072F25DDFFDBE97C1" box="[467,535,439,464]" captionStart="FIGURE 5" captionStartId="10.[151,250,1944,1966]" captionTargetBox="[158,1412,202,1914]" captionTargetId="figure@10.[158,1423,193,1926]" captionTargetPageId="10" captionText="FIGURE 5. Paraopisthosyllis correiae sp. nov. (A) anterior end, dorsal view; (B D) aciculae, anterior, midbody and posterior parapodia, respectively; (E) dorsal simple chaeta, with detail of tip; (F) ventral simple chaeta. Scale bars: A = 0.1 mm; B F = 10 µm." httpUri="https://zenodo.org/record/162376/files/figure.png" pageId="9" pageNumber="125">Fig. 5</figureCitation>
D). Pygidium squared, anal cirri ovate (
<figureCitation id="61FAF2FAFFEBFFA070C15DDFFB8C97C1" box="[992,1061,439,464]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="9" pageNumber="125">Fig. 4</figureCitation>
F); dorsal anus. Pharynx through three segments, with tooth slightly away from anterior border (
<figureCitation id="61FAF2FAFFEBFFA070455DB4FC0197E5" box="[868,936,476,501]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="9" pageNumber="125">Fig. 4</figureCitation>
CD); proventricle through 22.5 segments, with ca. 18 muscle cell rows.
</paragraph>
<caption id="ADBEBEF7FFEBFFA073B65B0FFD2591CB" httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="9" pageNumber="125" targetBox="[180,1436,589,1874]" targetPageId="9">
<paragraph id="F97EEE7FFFEBFFA073B65B0FFD2591CB" blockId="9.[151,1436,1895,2010]" pageId="9" pageNumber="125">
<emphasis id="CBB5326DFFEBFFA073B65B0FFEBA916D" bold="true" box="[151,275,1895,1917]" pageId="9" pageNumber="125">FIGURE 4.</emphasis>
<taxonomicName id="3EC195FCFFEBFFA072385B0FFD8C916F" box="[281,549,1895,1918]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="9" pageNumber="125" phylum="Annelida" rank="species" species="correiae" status="sp. nov.">
<emphasis id="CBB5326DFFEBFFA072385B0FFD8C916F" box="[281,549,1895,1918]" italics="true" pageId="9" pageNumber="125">Paraopisthosyllis correiae</emphasis>
</taxonomicName>
<emphasis id="CBB5326DFFEBFFA0710D5B00FDD4916C" bold="true" box="[556,637,1896,1917]" pageId="9" pageNumber="125">
<taxonomicNameLabel id="D0868F16FFEBFFA0710D5B00FDD4916C" box="[556,637,1896,1917]" pageId="9" pageNumber="125" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 3244; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm.
</paragraph>
</caption>
<caption id="ADBEBEF7FFE8FFA373B65BF0FF7691FA" httpUri="https://zenodo.org/record/162376/files/figure.png" pageId="10" pageNumber="126" targetBox="[158,1412,202,1914]" targetPageId="10">
<paragraph id="F97EEE7FFFE8FFA373B65BF0FF7691FA" blockId="10.[151,1436,1944,2027]" pageId="10" pageNumber="126">
<emphasis id="CBB5326DFFE8FFA373B65BF0FEBB91BF" bold="true" box="[151,274,1944,1966]" pageId="10" pageNumber="126">FIGURE 5.</emphasis>
<taxonomicName id="3EC195FCFFE8FFA372385BF0FD8C91BF" box="[281,549,1944,1966]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="10" pageNumber="126" phylum="Annelida" rank="species" species="correiae" status="sp. nov.">
<emphasis id="CBB5326DFFE8FFA372385BF0FD8C91BF" box="[281,549,1944,1966]" italics="true" pageId="10" pageNumber="126">Paraopisthosyllis correiae</emphasis>
</taxonomicName>
<emphasis id="CBB5326DFFE8FFA3710D5BF1FDD591BF" bold="true" box="[556,636,1945,1966]" pageId="10" pageNumber="126">
<taxonomicNameLabel id="D0868F16FFE8FFA3710D5BF1FDD591BF" box="[556,636,1945,1966]" pageId="10" pageNumber="126" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(A) anterior end, dorsal view; (BD) aciculae, anterior, midbody and posterior parapodia, respectively; (E) dorsal simple chaeta, with detail of tip; (F) ventral simple chaeta. Scale bars: A = 0.1 mm; BF = 10 µm.
</paragraph>
</caption>
<caption id="ADBEBEF7FFE9FFA273B658D4FEFE92E0" httpUri="https://zenodo.org/record/162377/files/figure.png" pageId="11" pageNumber="127" targetBox="[151,1420,194,1185]" targetPageId="11">
<paragraph id="F97EEE7FFFE9FFA273B658D4FEFE92E0" blockId="11.[151,1436,1212,1265]" pageId="11" pageNumber="127">
<emphasis id="CBB5326DFFE9FFA273B658D4FEBB92C0" bold="true" box="[151,274,1212,1234]" pageId="11" pageNumber="127">FIGURE 6.</emphasis>
<taxonomicName id="3EC195FCFFE9FFA2723958D4FD8D92C3" box="[280,548,1212,1234]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="species" species="correiae" status="sp. nov.">
<emphasis id="CBB5326DFFE9FFA2723958D4FD8D92C3" box="[280,548,1212,1234]" italics="true" pageId="11" pageNumber="127">Paraopisthosyllis correiae</emphasis>
</taxonomicName>
<emphasis id="CBB5326DFFE9FFA2710B58D4FDD392C0" bold="true" box="[554,634,1212,1233]" pageId="11" pageNumber="127">
<taxonomicNameLabel id="D0868F16FFE9FFA2710B58D4FDD392C0" box="[554,634,1212,1233]" pageId="11" pageNumber="127" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(AC) falcigers, anterior, midbody and posterior parapodia, respectively. Scale bar: AC = 15 µm.
</paragraph>
</caption>
<paragraph id="F97EEE7FFFE9FFA273E65975FC6C934B" blockId="11.[151,1437,1309,2018]" pageId="11" pageNumber="127">
<emphasis id="CBB5326DFFE9FFA273E65975FEC29327" bold="true" box="[199,363,1309,1334]" pageId="11" pageNumber="127">Reproduction</emphasis>
. Schizogamy by scissiparity.
<typeStatus id="267A50DDFFE9FFA271995975FC899327" box="[696,800,1309,1334]" pageId="11" pageNumber="127" type="holotype">Holotype</typeStatus>
(31 chaetigers) developing a posterior stolon with a pair of red eyes and 12 chaetigers; antennae not observed in stolon (
<figureCitation id="61FAF2FAFFE9FFA2707C5929FC08934B" box="[861,929,1345,1370]" captionStart="FIGURE 4" captionStartId="9.[151,250,1895,1917]" captionTargetBox="[180,1436,589,1874]" captionTargetId="figure@9.[151,1436,589,1874]" captionTargetPageId="9" captionText="FIGURE 4. Paraopisthosyllis correiae sp. nov. (A) (B) holotype and paratype, respectively, entire worms alive; (C) holotype, anterior end, dorsal view; (D) pharynx, dorsal view; (E) detail of dorsal cirri 3 and 4; (F) posterior end, dorsal view; (G) detail of the stolon head in formation, between chaetigers 32 44; (H) ventral simple chaeta. Scale bars: A, C = 2 mm; B = 1 mm; D = 0.1 mm; E = 0.5 mm; F, G = 0.3 mm; H = 10 µm." httpUri="https://zenodo.org/record/258594/files/figure.png" pageId="11" pageNumber="127">Fig. 4</figureCitation>
G).
</paragraph>
</subSubSection>
<subSubSection id="B1DBBDF4FFE9FFA573E6590DFBA79799" lastPageId="12" lastPageNumber="128" pageId="11" pageNumber="127" type="discussion">
<paragraph id="F97EEE7FFFE9FFA273E6590DFDAC901F" blockId="11.[151,1437,1309,2018]" pageId="11" pageNumber="127">
<emphasis id="CBB5326DFFE9FFA273E6590DFE92936F" bold="true" box="[199,315,1381,1406]" pageId="11" pageNumber="127">Remarks.</emphasis>
<taxonomicName id="3EC195FCFFE9FFA27260590DFDC3936C" box="[321,618,1381,1405]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="species" species="correiae" status="sp. nov.">
<emphasis id="CBB5326DFFE9FFA27260590DFDC3936C" box="[321,618,1381,1405]" italics="true" pageId="11" pageNumber="127">Paraopisthosyllis correiae</emphasis>
</taxonomicName>
<emphasis id="CBB5326DFFE9FFA27151590DFD60936F" bold="true" box="[624,713,1381,1406]" pageId="11" pageNumber="127">
<taxonomicNameLabel id="D0868F16FFE9FFA27151590DFD60936F" box="[624,713,1381,1406]" pageId="11" pageNumber="127" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
is the tenth known species of the genus and the first occurring in the southern Atlantic. It is characterized by its unique color pattern and by having poorly marked secondary annulation in segments, small papillae on body, large, distinct papillae on dorsal cirri, compound chaetae with elongated, bidentate blades, shafts with moderate subdistal serration on margin, and pharyngeal tooth located on the anterior third of the pharynx.
</paragraph>
<paragraph id="F97EEE7FFFE9FFA273E65A71FE7C911B" blockId="11.[151,1437,1309,2018]" pageId="11" pageNumber="127">
The new species most closely resembles the recently described
<taxonomicName id="3EC195FCFFE9FFA270A85A72FC589020" box="[905,1009,1561,1585]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="species" species="pardus">
<emphasis id="CBB5326DFFE9FFA270A85A72FC589020" box="[905,1009,1561,1585]" italics="true" pageId="11" pageNumber="127">P. pardus</emphasis>
</taxonomicName>
, from
<collectingRegion id="3B05209DFFE9FFA2771A5A71FB6B9023" box="[1083,1218,1561,1586]" country="Australia" name="Queensland" pageId="11" pageNumber="127">Queensland</collectingRegion>
,
<collectingCountry id="81D6AEEFFFE9FFA277EC5A71FA9D9023" box="[1229,1332,1561,1586]" name="Australia" pageId="11" pageNumber="127">Australia</collectingCountry>
(Aguado &amp; Glasby 2015). The specimen of
<taxonomicName id="3EC195FCFFE9FFA271005A56FD239044" box="[545,650,1597,1621]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="species" species="pardus">
<emphasis id="CBB5326DFFE9FFA271005A56FD239044" box="[545,650,1597,1621]" italics="true" pageId="11" pageNumber="127">P. pardus</emphasis>
</taxonomicName>
from the
<collectingCountry id="81D6AEEFFFE9FFA271DB5A55FCD19047" box="[762,888,1597,1622]" name="Philippines" pageId="11" pageNumber="127">Philippines</collectingCountry>
is
<quantity id="3E39439AFFE9FFA270BA5A56FC5B9044" box="[923,1010,1598,1622]" metricMagnitude="-3" metricUnit="m" metricValue="3.3" pageId="11" pageNumber="127" unit="mm" value="3.3">3.3 mm</quantity>
long, incomplete, with 16 chaetigers, and it agrees perfectly with the original description, including the characteristic color pattern. Both species have secondarily annulated segments, although not very distinct, papillated, club-shaped dorsal cirri, and similar aciculae and falcigers, although those of
<emphasis id="CBB5326DFFE9FFA2717F5AC2FD7D90D0" box="[606,724,1706,1729]" italics="true" pageId="11" pageNumber="127">
<taxonomicName id="3EC195FCFFE9FFA2717F5AC2FD1390D0" box="[606,698,1706,1729]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="species" species="correi">P. correi</taxonomicName>
ae
</emphasis>
<emphasis id="CBB5326DFFE9FFA271FF5AC1FC9E90D3" bold="true" box="[734,823,1705,1730]" pageId="11" pageNumber="127">sp. nov.</emphasis>
have shafts subdistally serrated. They differ especially in the color pattern, very characteristic in both species, and in the size of the papillae on dorsal cirri, distinctly larger in
<taxonomicName id="3EC195FCFFE9FFA273DA5A9AFEDC9118" box="[251,373,1778,1801]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="species" species="correiae" status="sp. nov.">
<emphasis id="CBB5326DFFE9FFA273DA5A9AFEDC9118" box="[251,373,1778,1801]" italics="true" pageId="11" pageNumber="127">P. correiae</emphasis>
</taxonomicName>
<emphasis id="CBB5326DFFE9FFA2725D5A99FE7C911B" bold="true" box="[380,469,1777,1802]" pageId="11" pageNumber="127">
<taxonomicNameLabel id="D0868F16FFE9FFA2725D5A99FE7C911B" box="[380,469,1777,1802]" pageId="11" pageNumber="127" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</paragraph>
<paragraph id="F97EEE7FFFE9FFA273E65B7DFEFD9167" blockId="11.[151,1437,1309,2018]" pageId="11" pageNumber="127">
Besides
<taxonomicName id="3EC195FCFFE9FFA272055B7EFE25913C" box="[292,396,1813,1837]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="species" species="pardus">
<emphasis id="CBB5326DFFE9FFA272055B7EFE25913C" box="[292,396,1813,1837]" italics="true" pageId="11" pageNumber="127">P. pardus</emphasis>
</taxonomicName>
and
<emphasis id="CBB5326DFFE9FFA272E35B7EFD9E913C" box="[450,567,1814,1837]" italics="true" pageId="11" pageNumber="127">P. c o r rei ae</emphasis>
<emphasis id="CBB5326DFFE9FFA271605B7DFD33913F" bold="true" box="[577,666,1813,1838]" pageId="11" pageNumber="127">sp. nov.</emphasis>
, the only species with papillated dorsal cirri is
<taxonomicName id="3EC195FCFFE9FFA277875B7EFAE3913C" box="[1190,1354,1813,1837]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="species" species="alternocirra">
<emphasis id="CBB5326DFFE9FFA277875B7EFAE3913C" box="[1190,1354,1813,1837]" italics="true" pageId="11" pageNumber="127">P. alternocirra</emphasis>
</taxonomicName>
, which differs by having dorsal cirri with dark spots, short falciger blades, ventral simple chaetae unidentate and aciculae distally rounded.
</paragraph>
<paragraph id="F97EEE7FFFE9FFA573E65BE9FBA79799" blockId="11.[151,1437,1309,2018]" lastBlockId="12.[151,1436,151,573]" lastPageId="12" lastPageNumber="128" pageId="11" pageNumber="127">
Molecular analyses revealed
<taxonomicName id="3EC195FCFFE9FFA271335BE9FD7F9188" box="[530,726,1921,1945]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="genus">
<emphasis id="CBB5326DFFE9FFA271335BE9FD7F9188" box="[530,726,1921,1945]" italics="true" pageId="11" pageNumber="127">Paraopisthosyllis</emphasis>
</taxonomicName>
as closely related to
<taxonomicName id="3EC195FCFFE9FFA270EA5BE9FBED9188" box="[971,1092,1921,1945]" class="Polychaeta" family="Syllidae" genus="Megasyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="genus">
<emphasis id="CBB5326DFFE9FFA270EA5BE9FBED9188" box="[971,1092,1921,1945]" italics="true" pageId="11" pageNumber="127">Megasyllis</emphasis>
</taxonomicName>
and
<taxonomicName id="3EC195FCFFE9FFA2775E5BE9FABD9188" box="[1151,1300,1921,1945]" class="Polychaeta" family="Syllidae" genus="Alcyonosyllis" kingdom="Animalia" order="Phyllodocida" pageId="11" pageNumber="127" phylum="Annelida" rank="genus">
<emphasis id="CBB5326DFFE9FFA2775E5BE9FABD9188" box="[1151,1300,1921,1945]" italics="true" pageId="11" pageNumber="127">Alcyonosyllis</emphasis>
</taxonomicName>
(Aguado
<emphasis id="CBB5326DFFE9FFA276A95BEAFF0491AC" italics="true" pageId="11" pageNumber="127">et al</emphasis>
. 2012, 2014, 2015; Aguado &amp; Glasby 2015), which also share some morphological characters such as the almost identical compound chaetae in some species of each of these genera (Aguado &amp; Glasby 2015) and the geographic distributions, which are restricted to shallow tropical waters. All known species of
<taxonomicName id="3EC195FCFFEEFFA577195CF0FB6496A1" box="[1080,1229,152,176]" class="Polychaeta" family="Syllidae" genus="Alcyonosyllis" kingdom="Animalia" order="Phyllodocida" pageId="12" pageNumber="128" phylum="Annelida" rank="genus">
<emphasis id="CBB5326DFFEEFFA577195CF0FB6496A1" box="[1080,1229,152,176]" italics="true" pageId="12" pageNumber="128">Alcyonosyllis</emphasis>
</taxonomicName>
occur in the Indo- Pacific Ocean, while those of
<taxonomicName id="3EC195FCFFEEFFA571205CD4FDD396C5" box="[513,634,188,212]" class="Polychaeta" family="Syllidae" genus="Megasyllis" kingdom="Animalia" order="Phyllodocida" pageId="12" pageNumber="128" phylum="Annelida" rank="genus">
<emphasis id="CBB5326DFFEEFFA571205CD4FDD396C5" box="[513,634,188,212]" italics="true" pageId="12" pageNumber="128">Megasyllis</emphasis>
</taxonomicName>
and
<taxonomicName id="3EC195FCFFEEFFA5719A5CD4FCD696C5" box="[699,895,188,212]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="12" pageNumber="128" phylum="Annelida" rank="genus">
<emphasis id="CBB5326DFFEEFFA5719A5CD4FCD696C5" box="[699,895,188,212]" italics="true" pageId="12" pageNumber="128">Paraopisthosyllis</emphasis>
</taxonomicName>
mostly occur in the Pacific Ocean. They are especially present in
<collectingCountry id="81D6AEEFFFEEFFA572A75CB7FE5996E9" box="[390,496,223,248]" name="Australia" pageId="12" pageNumber="128">Australia</collectingCountry>
, but are also found in the
<collectingRegion id="3B05209DFFEEFFA570385C88FCDD96E6" box="[793,884,224,247]" country="Sri Lanka" name="Western" pageId="12" pageNumber="128">Western</collectingRegion>
tropical and subtropical Atlantic (one species of
<taxonomicName id="3EC195FCFFEEFFA573B65D6CFEB9970D" box="[151,272,260,284]" class="Polychaeta" family="Syllidae" genus="Megasyllis" kingdom="Animalia" order="Phyllodocida" pageId="12" pageNumber="128" phylum="Annelida" rank="genus">
<emphasis id="CBB5326DFFEEFFA573B65D6CFEB9970D" box="[151,272,260,284]" italics="true" pageId="12" pageNumber="128">Megasyllis</emphasis>
</taxonomicName>
and two species of
<taxonomicName id="3EC195FCFFEEFFA5712B5D6CFD67970D" box="[522,718,260,284]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="12" pageNumber="128" phylum="Annelida" rank="genus">
<emphasis id="CBB5326DFFEEFFA5712B5D6CFD67970D" box="[522,718,260,284]" italics="true" pageId="12" pageNumber="128">Paraopisthosyllis</emphasis>
</taxonomicName>
). The closure of the
<collectingCountry id="81D6AEEFFFEEFFA570F55D6CFB84970D" box="[980,1069,260,284]" name="Panama" pageId="12" pageNumber="128">
<collectingRegion id="3B05209DFFEEFFA570F55D6CFB84970D" box="[980,1069,260,284]" country="Panama" name="Panama" pageId="12" pageNumber="128">Panamá</collectingRegion>
</collectingCountry>
Isthmus is relatively recent in geological terms (3.23.5 millions of years), so it has been suggested that the spreading out of species of
<taxonomicName id="3EC195FCFFEEFFA573B65D24FEB99775" box="[151,272,332,356]" class="Polychaeta" family="Syllidae" genus="Megasyllis" kingdom="Animalia" order="Phyllodocida" pageId="12" pageNumber="128" phylum="Annelida" rank="genus">
<emphasis id="CBB5326DFFEEFFA573B65D24FEB99775" box="[151,272,332,356]" italics="true" pageId="12" pageNumber="128">Megasyllis</emphasis>
</taxonomicName>
and
<taxonomicName id="3EC195FCFFEEFFA572665D24FDA29775" box="[327,523,332,356]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="12" pageNumber="128" phylum="Annelida" rank="genus">
<emphasis id="CBB5326DFFEEFFA572665D24FDA29775" box="[327,523,332,356]" italics="true" pageId="12" pageNumber="128">Paraopisthosyllis</emphasis>
</taxonomicName>
into the tropical Atlantic Ocean would have been possible through this way (San Martín
<emphasis id="CBB5326DFFEEFFA573CB5D19FEB29799" box="[234,283,368,392]" italics="true" pageId="12" pageNumber="128">et al</emphasis>
. 2014). Further studies can provide more data on these two genera.
</paragraph>
</subSubSection>
<subSubSection id="B1DBBDF4FFEEFFA573E65DFCFF4A97C1" pageId="12" pageNumber="128" type="distribution">
<paragraph id="F97EEE7FFFEEFFA573E65DFCFF4A97C1" blockId="12.[151,1436,151,573]" pageId="12" pageNumber="128">
<emphasis id="CBB5326DFFEEFFA573E65DFCFEC997BC" bold="true" box="[199,352,404,429]" pageId="12" pageNumber="128">Distribution.</emphasis>
Atlantic Ocean: only know from off the southern coast of the state of
<collectingRegion id="3B05209DFFEEFFA577565DFCFAAF97BC" box="[1143,1286,404,429]" country="Brazil" name="Pernambuco" pageId="12" pageNumber="128">Pernambuco</collectingRegion>
, northeastern
<collectingCountry id="81D6AEEFFFEEFFA573B65DDFFF7697C1" box="[151,223,439,464]" name="Brazil" pageId="12" pageNumber="128">Brazil</collectingCountry>
.
</paragraph>
</subSubSection>
<subSubSection id="B1DBBDF4FFEEFFA573E65DB4FCF6942C" pageId="12" pageNumber="128" type="etymology">
<paragraph id="F97EEE7FFFEEFFA573E65DB4FCF6942C" blockId="12.[151,1436,151,573]" pageId="12" pageNumber="128">
<emphasis id="CBB5326DFFEEFFA573E65DB4FEE797E4" bold="true" box="[199,334,476,501]" pageId="12" pageNumber="128">Etymology.</emphasis>
The epithet
<taxonomicName id="3EC195FCFFEEFFA572D75DB5FDFD97E5" box="[502,596,477,500]" class="Polychaeta" family="Syllidae" genus="Paraopisthosyllis" kingdom="Animalia" order="Phyllodocida" pageId="12" pageNumber="128" phylum="Annelida" rank="species" species="correiae">
<emphasis id="CBB5326DFFEEFFA572D75DB5FDFD97E5" box="[502,596,477,500]" italics="true" pageId="12" pageNumber="128">correiae</emphasis>
</taxonomicName>
is attributed to this species in honour of Dr Mônica Dorigo Correia (Universidade Federal de
<collectingRegion id="3B05209DFFEEFFA572985D97FDB19409" box="[441,536,511,536]" country="Brazil" name="Alagoas" pageId="12" pageNumber="128">Alagoas</collectingRegion>
,
<collectingCountry id="81D6AEEFFFEEFFA571035D97FDC29409" box="[546,619,511,536]" name="Brazil" pageId="12" pageNumber="128">Brazil</collectingCountry>
), who passed away recently, a devoted researcher who has contributed to great advances in the conservation of Brazilian marine habitats.
</paragraph>
</subSubSection>
</treatment>
</document>