treatments-xml/data/15/4B/87/154B87F3194DFFD0FF29FBDEFE2707F3.xml
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<document id="70BFA4DB53BDC32AD7BB3789C98A44E4" ID-CLB-Dataset="45944" ID-DOI="10.11646/zootaxa.3790.4.1" ID-GBIF-Dataset="f548f3a9-b0d6-456f-8ddc-b52fb0b489fb" ID-ISSN="1175-5326" ID-Zenodo-Dep="251482" ID-ZooBank="B7904CA0-5A01-43FF-BBA6-6B9F15B3FEAD" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460412050245" checkinUser="plazi" docAuthor="Paresque, Karla, Fukuda, Marcelo Veronesi &amp; Nogueira, João Miguel De Matos" docDate="2014" docId="154B87F3194DFFD0FF29FBDEFE2707F3" docLanguage="en" docName="zt03790p533.pdf" docOrigin="Zootaxa 3790 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Exogone rolani" docType="treatment" docVersion="9" lastPageNumber="517" masterDocId="E972FF8B1940FFC0FFBEFFB2FFB40503" masterDocTitle="The genus Exogone (Polychaeta: Syllidae) from the Brazilian coast, with the description of a new species" masterLastPageNumber="533" masterPageNumber="501" pageNumber="514" updateTime="1698300778922" updateUser="ExternalLinkService">
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<mods:title id="446D46B0D63AF0DEF27039F5BD1DB4A0">The genus Exogone (Polychaeta: Syllidae) from the Brazilian coast, with the description of a new species</mods:title>
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<mods:namePart id="638DAF7E5B7F103FAA91F2F5E82794EF">Paresque, Karla</mods:namePart>
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<mods:namePart id="13AC651213CCE253D5D5C198EC3B1BAE">Fukuda, Marcelo Veronesi</mods:namePart>
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<mods:namePart id="476BACEBD0F6A341547C0460D257A07B">Nogueira, João Miguel De Matos</mods:namePart>
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<mods:title id="B1E2DE7A9BAEE4CE8C4FF9E73142C7F4">Zootaxa</mods:title>
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<mods:date id="3CE90434FD8CBCA5001C9C68821A51D5">2014</mods:date>
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<mods:number id="113E82B450AA353F82D6078E335976B4">3790</mods:number>
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<mods:identifier id="715DD3024A5042C6814BB1DF0A0F0D90" type="DOI">10.11646/zootaxa.3790.4.1</mods:identifier>
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<treatment id="154B87F3194DFFD0FF29FBDEFE2707F3" ID-DOI="http://doi.org/10.5281/zenodo.6140211" ID-GBIF-Taxon="119423735" ID-Zenodo-Dep="6140211" LSID="urn:lsid:plazi:treatment:154B87F3194DFFD0FF29FBDEFE2707F3" httpUri="http://treatment.plazi.org/id/154B87F3194DFFD0FF29FBDEFE2707F3" lastPageId="16" lastPageNumber="517" pageId="13" pageNumber="514">
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<paragraph id="9D5D36E5194DFFCDFF29FBDEFD800185" blockId="13.[151,564,1132,1192]" box="[151,564,1132,1158]" pageId="13" pageNumber="514">
<heading id="C6158189194DFFCDFF29FBDEFD800185" bold="true" box="[151,564,1132,1158]" fontSize="11" level="1" pageId="13" pageNumber="514" reason="1">
<emphasis id="AF96EAF7194DFFCDFF29FBDEFD800185" bold="true" box="[151,564,1132,1158]" pageId="13" pageNumber="514">
<taxonomicName id="5AE24D66194DFFCDFF29FBDEFEE70185" ID-CoL="3DNFZ" box="[151,339,1132,1158]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="13" pageNumber="514" phylum="Annelida" rank="species" species="rolani">
<emphasis id="AF96EAF7194DFFCDFF29FBDEFEE70185" bold="true" box="[151,339,1132,1158]" italics="true" pageId="13" pageNumber="514">Exogone rolani</emphasis>
</taxonomicName>
<bibRefCitation id="F9734B14194DFFCDFEE4FBDEFD800185" author="San" box="[346,564,1132,1158]" pageId="13" pageNumber="514" refString="San Martin, G. (1991) Grubeosyllis and Exogone (Exogoninae, Syllidae, Polychaeta) from Cuba, the Gulf of Mexico, Florida and Puerto Rico, with a revision of Exogone. Bulletin of Marine Science, 49, 715 - 740." type="journal article" year="1991">San Martín, 1991</bibRefCitation>
</emphasis>
</heading>
</paragraph>
<paragraph id="9D5D36E5194DFFCDFF29FB3DFE9A01AB" blockId="13.[151,564,1132,1192]" box="[151,302,1167,1192]" pageId="13" pageNumber="514">
(
<figureCitation id="05D92A60194DFFCDFF20FB3DFE9201AB" box="[158,294,1167,1192]" captionStart-0="FIGURE 7" captionStart-1="FIGURE 8" captionStartId-0="14.[151,250,1882,1904]" captionStartId-1="15.[151,250,1833,1855]" captionTargetBox-0="[210,1374,825,1876]" captionTargetBox-1="[157,1427,199,1803]" captionTargetId-0="figure@14.[201,1387,814,1880]" captionTargetId-1="figure@15.[151,1436,193,1812]" captionTargetPageId-0="14" captionTargetPageId-1="15" captionText-0="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." captionText-1="FIGURE 8. Exogone rolani, SEM. (A) (B) Anterior end, dorsal view; (C) detail of nuchal organ; (D) spiniger-like chaeta, chaetiger 2; (E) pharynx opening, frontal view; (F) chaetae, chaetiger 2; (G) falciger, chaetiger 3; (H) falcigers, chaetiger 3; (I) chaetae, chaetiger 6; (J) ventral-most falciger, midbody; (K) chaetae, midbody; (L) chaetae, posterior body parapodium; (M) posterior end, frontal view. Arrows point to nuchal organ. Scale bars: A B, 50 Μm; C, E F, I, L, 10 Μm; D, J, 5 Μm; G H, 2 Μm; K, M, 20 Μm." httpUri-0="https://zenodo.org/record/251488/files/figure.png" httpUri-1="https://zenodo.org/record/251489/files/figure.png" pageId="13" pageNumber="514">Figures 78</figureCitation>
)
</paragraph>
<paragraph id="9D5D36E5194DFFCDFF29FB60FD2C01E5" blockId="13.[151,664,1232,1255]" box="[151,664,1232,1255]" pageId="13" pageNumber="514">
<treatmentCitationGroup id="BDF211CB194DFFCDFF29FB60FD2C01E5" box="[151,664,1232,1255]" pageId="13" pageNumber="514">
<taxonomicName id="5AE24D66194DFFCDFF29FB60FE8701E5" ID-CoL="3DNFZ" box="[151,307,1232,1255]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="13" pageNumber="514" phylum="Annelida" rank="species" species="rolani">
<emphasis id="AF96EAF7194DFFCDFF29FB60FE8701E5" box="[151,307,1232,1255]" italics="true" pageId="13" pageNumber="514">Exogone rolani</emphasis>
</taxonomicName>
<treatmentCitation id="1C4310F4194DFFCDFE87FB62FDA901E5" author="San" box="[313,541,1232,1254]" page="731" pageId="13" pageNumber="514" year="1991">
<bibRefCitation id="F9734B14194DFFCDFE87FB62FE5901E5" author="San" box="[313,493,1232,1254]" pageId="13" pageNumber="514" refString="San Martin, G. (1991) Grubeosyllis and Exogone (Exogoninae, Syllidae, Polychaeta) from Cuba, the Gulf of Mexico, Florida and Puerto Rico, with a revision of Exogone. Bulletin of Marine Science, 49, 715 - 740." type="journal article" year="1991">San Martín, 1991</bibRefCitation>
: 731
</treatmentCitation>
733, fig. 9.
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</paragraph>
</subSubSection>
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<emphasis id="AF96EAF7194DFFCDFF29FABEFE340026" bold="true" box="[151,384,1292,1317]" pageId="13" pageNumber="514">Material examined.</emphasis>
Project
<emphasis id="AF96EAF7194DFFCDFE5BFABFFDDD0027" box="[485,617,1293,1316]" italics="true" pageId="13" pageNumber="514">HABITATS</emphasis>
: All collections off the state of Rio de Janeiro (Campos Basin), Van Veen grab;
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,
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:
<specimenCount id="8BE4FD6C194DFFCDFD91FA82FD06004A" box="[559,690,1328,1353]" pageId="13" pageNumber="514" type="generic">1 specimen</specimenCount>
, coll.
<date id="E95C1025194DFFCDFD48FA82FC38004B" box="[758,908,1328,1353]" pageId="13" pageNumber="514" value="2009-07-23">23 July 2009</date>
;
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,
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:
<specimenCount id="8BE4FD6C194DFFCDFB43FA82FA2C004A" box="[1277,1432,1328,1353]" pageId="13" pageNumber="514" type="generic">18 specimens</specimenCount>
, coll. 0
<date id="E95C1025194DFFCDFF5EFAE1FE31006F" box="[224,389,1363,1388]" pageId="13" pageNumber="514" value="2009-03-05">5 March 2009</date>
;
<specimenCount id="8BE4FD6C194DFFCDFE2DFAE6FD96006F" box="[403,546,1363,1388]" pageId="13" pageNumber="514" type="generic">9 specimens</specimenCount>
, coll.
<date id="E95C1025194DFFCDFDD4FAE6FCB7006F" box="[618,771,1363,1388]" pageId="13" pageNumber="514" value="2009-07-21">21 July 2009</date>
;
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,
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:
<specimenCount id="8BE4FD6C194DFFCDFBCFFAE6FB4B006F" box="[1137,1279,1363,1388]" pageId="13" pageNumber="514" type="generic">3 specimens</specimenCount>
, coll.
<date id="E95C1025194DFFCDFAF6FAE6FF67008C" pageId="13" pageNumber="514" value="2009-07-20">20 July 2009</date>
;
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,
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:
<specimenCount id="8BE4FD6C194DFFCDFD98FAC5FD070093" box="[550,691,1399,1424]" pageId="13" pageNumber="514" type="generic">2 specimens</specimenCount>
, coll.
<date id="E95C1025194DFFCDFD49FAC5FC76008C" box="[759,962,1399,1424]" pageId="13" pageNumber="514" value="2009-02-25">25 February 2009</date>
;
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,
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:
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, coll.
<date id="E95C1025194DFFCDFF6EFA28FE2800B0" box="[208,412,1434,1459]" pageId="13" pageNumber="514" value="2009-02-25">25 February 2009</date>
. Project
<emphasis id="AF96EAF7194DFFCDFDB9FA28FD3600B0" box="[519,642,1434,1459]" italics="true" pageId="13" pageNumber="514">BioPol-NE</emphasis>
: State of Paraíba: Baía da Traição, Praia do Farol (
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), intertidal:
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, coll. 0
<date id="E95C1025194DFFCDFE4CFA0DFD2B00D4" box="[498,671,1471,1495]" pageId="13" pageNumber="514" value="2010-08-09">9 August 2010</date>
. Rio Tinto, Barra de Mamanguape (
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), intertidal:
<specimenCount id="8BE4FD6C194DFFCDFA30FA0DFEBB00FE" pageId="13" pageNumber="514" type="generic">2 specimens</specimenCount>
, coll. 0
<date id="E95C1025194DFFCDFEDFFA57FD9400FE" box="[353,544,1508,1533]" pageId="13" pageNumber="514" value="2010-02-02">2 February 2010</date>
. João Pessoa, Cabo Branco (
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), intertidal:
<specimenCount id="8BE4FD6C194DFFCDFB10FA57FA9A00FE" box="[1198,1326,1508,1533]" pageId="13" pageNumber="514" type="generic">1 specimen</specimenCount>
(
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2078), coll. 0
<date id="E95C1025194DFFCDFE87F9BAFDB50323" box="[313,513,1543,1568]" pageId="13" pageNumber="514" value="2010-02-02">2 February 2010</date>
. State of Pernambuco, Ilha de Itamaracá, Recifes de Itamaracá, (
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),
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:
<specimenCount id="8BE4FD6C194DFFCDFEC5F999FDA70347" box="[379,531,1579,1604]" pageId="13" pageNumber="514" type="generic">25 specimens</specimenCount>
(
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2080), coll.
<date id="E95C1025194DFFCDFCB1F999FC5C0347" box="[783,1000,1579,1604]" pageId="13" pageNumber="514" value="2012-12-15">15 December 2012</date>
.
</paragraph>
</subSubSection>
<subSubSection id="D5F8656E194DFFCEFF79F9FCFD3C060F" lastPageId="14" lastPageNumber="515" pageId="13" pageNumber="514" type="description">
<paragraph id="9D5D36E5194DFFCEFF79F9FCFD3C060F" blockId="13.[151,1437,1292,2030]" lastBlockId="14.[151,1437,151,780]" lastPageId="14" lastPageNumber="515" pageId="13" pageNumber="514">
<emphasis id="AF96EAF7194DFFCDFF79F9FCFEED0364" bold="true" box="[199,345,1614,1639]" pageId="13" pageNumber="514">Description.</emphasis>
Body thin, elongated, longest specimens ca.
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long and
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wide, with up to 32 chaetigers. Palps triangular, distally rounded, almost totally fused, with conspicuous line of fusion and distal notch (
<figureCitation id="05D92A60194DFFCDFF21F927FF5703AD" box="[159,227,1685,1710]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="13" pageNumber="514">Fig. 7</figureCitation>
A). Prostomium pentagonal, slightly shorter than palps (
<figureCitation id="05D92A60194DFFCDFCE2F927FC1003AD" box="[860,932,1685,1710]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="13" pageNumber="514">Figs 7</figureCitation>
A, 8A), with two pairs of eyes in trapezoidal arrangement, eyespots absent; antennae in transverse row, inserted close to each other; median antenna inserted between anterior pair of eyes, elongated, reaching beyond tip of palps, abruptly tapering distally (
<figureCitation id="05D92A60194DFFCDFB58F96EFA9D03F6" box="[1254,1321,1756,1781]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="13" pageNumber="514">Fig. 7</figureCitation>
A); lateral antennae ovate (
<figureCitation id="05D92A60194DFFCDFEEEF8B2FE2C021A" box="[336,408,1792,1817]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="13" pageNumber="514">Figs 7</figureCitation>
A, 8A). Ciliated nuchal organs dorsolaterally between prostomium and peristomium, close to peristomial cirri, visible only under SEM (
<figureCitation id="05D92A60194DFFCDFD72F891FCA1023F" box="[716,789,1827,1852]" captionStart="FIGURE 8" captionStartId="15.[151,250,1833,1855]" captionTargetBox="[157,1427,199,1803]" captionTargetId="figure@15.[151,1436,193,1812]" captionTargetPageId="15" captionText="FIGURE 8. Exogone rolani, SEM. (A) (B) Anterior end, dorsal view; (C) detail of nuchal organ; (D) spiniger-like chaeta, chaetiger 2; (E) pharynx opening, frontal view; (F) chaetae, chaetiger 2; (G) falciger, chaetiger 3; (H) falcigers, chaetiger 3; (I) chaetae, chaetiger 6; (J) ventral-most falciger, midbody; (K) chaetae, midbody; (L) chaetae, posterior body parapodium; (M) posterior end, frontal view. Arrows point to nuchal organ. Scale bars: A B, 50 Μm; C, E F, I, L, 10 Μm; D, J, 5 Μm; G H, 2 Μm; K, M, 20 Μm." httpUri="https://zenodo.org/record/251489/files/figure.png" pageId="13" pageNumber="514">Fig. 8</figureCitation>
AC). Peristomium shorter than following chaetigers, sometimes covering posterior part of prostomium, including posterior pair of eyes; peristomial cirri similar to lateral antennae but smaller (
<figureCitation id="05D92A60194DFFCDFE51F8D8FD830280" box="[495,567,1898,1923]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="13" pageNumber="514">Fig. 7</figureCitation>
A). Dorsal cirri ovate, slightly larger than peristomial cirri, present on all chaetigers (
<figureCitation id="05D92A60194DFFCDFEA6F83FFEEF02A5" box="[280,347,1933,1958]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="13" pageNumber="514">Fig. 7</figureCitation>
A, 8B).Ventral cirri similar to dorsal cirri but smaller, about 2/3 as long as parapodial lobes (
<figureCitation id="05D92A60194DFFCDFAD1F83FFF1102C9" captionStart="FIGURE 8" captionStartId="15.[151,250,1833,1855]" captionTargetBox="[157,1427,199,1803]" captionTargetId="figure@15.[151,1436,193,1812]" captionTargetPageId="15" captionText="FIGURE 8. Exogone rolani, SEM. (A) (B) Anterior end, dorsal view; (C) detail of nuchal organ; (D) spiniger-like chaeta, chaetiger 2; (E) pharynx opening, frontal view; (F) chaetae, chaetiger 2; (G) falciger, chaetiger 3; (H) falcigers, chaetiger 3; (I) chaetae, chaetiger 6; (J) ventral-most falciger, midbody; (K) chaetae, midbody; (L) chaetae, posterior body parapodium; (M) posterior end, frontal view. Arrows point to nuchal organ. Scale bars: A B, 50 Μm; C, E F, I, L, 10 Μm; D, J, 5 Μm; G H, 2 Μm; K, M, 20 Μm." httpUri="https://zenodo.org/record/251489/files/figure.png" pageId="13" pageNumber="514">Fig. 8</figureCitation>
K). Parapodial lobes conical; anterior parapodia with 12 spiniger-like chaetae and 810 falcigers each (
<figureCitation id="05D92A60194DFFCDFA84F803FAC802C9" box="[1338,1404,1969,1994]" captionStart="FIGURE 8" captionStartId="15.[151,250,1833,1855]" captionTargetBox="[157,1427,199,1803]" captionTargetId="figure@15.[151,1436,193,1812]" captionTargetPageId="15" captionText="FIGURE 8. Exogone rolani, SEM. (A) (B) Anterior end, dorsal view; (C) detail of nuchal organ; (D) spiniger-like chaeta, chaetiger 2; (E) pharynx opening, frontal view; (F) chaetae, chaetiger 2; (G) falciger, chaetiger 3; (H) falcigers, chaetiger 3; (I) chaetae, chaetiger 6; (J) ventral-most falciger, midbody; (K) chaetae, midbody; (L) chaetae, posterior body parapodium; (M) posterior end, frontal view. Arrows point to nuchal organ. Scale bars: A B, 50 Μm; C, E F, I, L, 10 Μm; D, J, 5 Μm; G H, 2 Μm; K, M, 20 Μm." httpUri="https://zenodo.org/record/251489/files/figure.png" pageId="13" pageNumber="514">Fig. 8</figureCitation>
F), midbody parapodia with single spiniger-like chaeta and three falcigers each (
<figureCitation id="05D92A60194DFFCDFBAFF867FBE102EE" box="[1041,1109,2005,2030]" captionStart="FIGURE 8" captionStartId="15.[151,250,1833,1855]" captionTargetBox="[157,1427,199,1803]" captionTargetId="figure@15.[151,1436,193,1812]" captionTargetPageId="15" captionText="FIGURE 8. Exogone rolani, SEM. (A) (B) Anterior end, dorsal view; (C) detail of nuchal organ; (D) spiniger-like chaeta, chaetiger 2; (E) pharynx opening, frontal view; (F) chaetae, chaetiger 2; (G) falciger, chaetiger 3; (H) falcigers, chaetiger 3; (I) chaetae, chaetiger 6; (J) ventral-most falciger, midbody; (K) chaetae, midbody; (L) chaetae, posterior body parapodium; (M) posterior end, frontal view. Arrows point to nuchal organ. Scale bars: A B, 50 Μm; C, E F, I, L, 10 Μm; D, J, 5 Μm; G H, 2 Μm; K, M, 20 Μm." httpUri="https://zenodo.org/record/251489/files/figure.png" pageId="13" pageNumber="514">Fig. 8</figureCitation>
K), posterior parapodia with single spiniger-like chaeta and two falcigers each; shafts of spiniger-like chaetae subdistally spinulated; blades of spiniger-like chaetae unidentate, with fine marginal spines, spines close to base of blade longer, diminishing in length towards tip; blades 2512 µm long on anterior body, 2515 µm on midbody, and 128 µm on posterior body (
<figureCitation id="05D92A60194EFFCEFF21FEB0FF520419" box="[159,230,258,283]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">Figs 7</figureCitation>
D, H, M, 8D); shafts of falcigers on chaetigers 15 modified, with large, pointed, oblique tip, reaching half length of blades (
<figureCitation id="05D92A60194EFFCEFEE3FE97FE12043D" box="[349,422,293,318]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">Figs 7</figureCitation>
E, 8FH); from chaetiger 6 onwards shafts subdistally inflated, spinulated, with acute tip (
<figureCitation id="05D92A60194EFFCEFF21FEFBFF530462" box="[159,231,329,354]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">
Figs
<date id="E95C1025194EFFCEFF66FEF8FF530462" box="[216,231,330,353]" pageId="14" pageNumber="515">7</date>
</figureCitation>
I, N,
<date id="E95C1025194EFFCEFE9EFEFBFE830462" box="[288,311,329,353]" pageId="14" pageNumber="515">8I</date>
L); blades of falcigers on chaetigers 15 bidentate, subdistal tooth long, pronounced, about as long as blade, distal tooth thin, shorter, spinulation on cutting edge inconspicuous (
<figureCitation id="05D92A60194EFFCEFBA7FEDEFBD60487" box="[1049,1122,364,389]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">Figs 7</figureCitation>
E, 8FH); from chaetiger 6 onwards blades spinulated, subdistal tooth distinctly shorter than on anteriormost chaetigers, but longer than distal tooth (
<figureCitation id="05D92A60194EFFCEFF5FFE01FE9804C8" box="[225,300,435,460]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">
Figs
<date id="E95C1025194EFFCEFEA3FE06FE9804C8" box="[285,300,436,459]" pageId="14" pageNumber="515">7</date>
</figureCitation>
I, N,
<date id="E95C1025194EFFCEFED7FE06FECB04CF" box="[361,383,436,460]" pageId="14" pageNumber="515">8I</date>
K); blades 109 µm long on anterior body, ca.
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long on midbody and
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long on posterior body. Dorsal simple chaetae present on all chaetigers, subdistally spinulated, with rounded tip on anterior body (
<figureCitation id="05D92A60194EFFCEFF61FE48FE930710" box="[223,295,506,531]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">Figs 7</figureCitation>
C,
<date id="E95C1025194EFFCEFEF7FE49FED70710" box="[329,355,507,531]" pageId="14" pageNumber="515">8I</date>
), progressively thicker, more conspicuously sigmoid and with acute tip towards posterior body (
<figureCitation id="05D92A60194EFFCEFF21FDAFFF530735" box="[159,231,541,566]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">Figs 7</figureCitation>
G, K, 8L); ventral simple chaetae present only on posterior chaetigers, sigmoid, bidentate, with subdistal tooth larger than distal tooth (
<figureCitation id="05D92A60194EFFCEFE5EFDF3FD970759" box="[480,547,577,602]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">Fig. 7</figureCitation>
L). Anterior parapodia with up to two aciculae each, one straight, with acute tip, another slightly bent subdistally, with inflated, rounded tip (
<figureCitation id="05D92A60194EFFCEFC88FDD7FCCD077E" box="[822,889,613,638]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">Fig. 7</figureCitation>
B); midbody and posterior chaetigers with single acicula each, of the second
<typeStatus id="42598847194EFFCEFE73FD3BFDB407A2" box="[461,512,649,673]" pageId="14" pageNumber="515">type</typeStatus>
, stouter posteriorwards (
<figureCitation id="05D92A60194EFFCEFCA8FD3AFCEC07A3" box="[790,856,648,673]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">Fig. 7</figureCitation>
F, J). Pygidium with thin, elongate pair of anal cirri (
<figureCitation id="05D92A60194EFFCEFF21FD1EFF5407C7" box="[159,224,684,709]" captionStart="FIGURE 8" captionStartId="15.[151,250,1833,1855]" captionTargetBox="[157,1427,199,1803]" captionTargetId="figure@15.[151,1436,193,1812]" captionTargetPageId="15" captionText="FIGURE 8. Exogone rolani, SEM. (A) (B) Anterior end, dorsal view; (C) detail of nuchal organ; (D) spiniger-like chaeta, chaetiger 2; (E) pharynx opening, frontal view; (F) chaetae, chaetiger 2; (G) falciger, chaetiger 3; (H) falcigers, chaetiger 3; (I) chaetae, chaetiger 6; (J) ventral-most falciger, midbody; (K) chaetae, midbody; (L) chaetae, posterior body parapodium; (M) posterior end, frontal view. Arrows point to nuchal organ. Scale bars: A B, 50 Μm; C, E F, I, L, 10 Μm; D, J, 5 Μm; G H, 2 Μm; K, M, 20 Μm." httpUri="https://zenodo.org/record/251489/files/figure.png" pageId="14" pageNumber="515">Fig. 8</figureCitation>
M). Pharynx through 3.55 segments; tooth set slightly back from anterior border (
<figureCitation id="05D92A60194EFFCEFB3FFD1EFB7007C7" box="[1153,1220,684,709]" captionStart="FIGURE 7" captionStartId="14.[151,250,1882,1904]" captionTargetBox="[210,1374,825,1876]" captionTargetId="figure@14.[201,1387,814,1880]" captionTargetPageId="14" captionText="FIGURE 7. Exogone rolani. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 1 5; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; B N, 10 Μm." httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515">Fig. 7</figureCitation>
A); anterior margin of pharynx smooth, without papillae, surrounded by fringe of cilia (
<figureCitation id="05D92A60194EFFCEFC7FFD7DFBBC07EB" box="[961,1032,719,744]" captionStart="FIGURE 8" captionStartId="15.[151,250,1833,1855]" captionTargetBox="[157,1427,199,1803]" captionTargetId="figure@15.[151,1436,193,1812]" captionTargetPageId="15" captionText="FIGURE 8. Exogone rolani, SEM. (A) (B) Anterior end, dorsal view; (C) detail of nuchal organ; (D) spiniger-like chaeta, chaetiger 2; (E) pharynx opening, frontal view; (F) chaetae, chaetiger 2; (G) falciger, chaetiger 3; (H) falcigers, chaetiger 3; (I) chaetae, chaetiger 6; (J) ventral-most falciger, midbody; (K) chaetae, midbody; (L) chaetae, posterior body parapodium; (M) posterior end, frontal view. Arrows point to nuchal organ. Scale bars: A B, 50 Μm; C, E F, I, L, 10 Μm; D, J, 5 Μm; G H, 2 Μm; K, M, 20 Μm." httpUri="https://zenodo.org/record/251489/files/figure.png" pageId="14" pageNumber="515">Fig. 8</figureCitation>
E); proventricle extending for 57 chaetigers, with ca. 29 rows of muscle-cells.
</paragraph>
</subSubSection>
<caption id="C99D666D194EFFCEFF29F8E8FDFD02E9" httpUri="https://zenodo.org/record/251488/files/figure.png" pageId="14" pageNumber="515" targetBox="[210,1374,825,1876]" targetPageId="14">
<paragraph id="9D5D36E5194EFFCEFF29F8E8FDFD02E9" blockId="14.[151,1436,1882,2026]" pageId="14" pageNumber="515">
<emphasis id="AF96EAF7194EFFCEFF29F8E8FEA10273" bold="true" box="[151,277,1882,1904]" pageId="14" pageNumber="515">FIGURE 7.</emphasis>
<taxonomicName id="5AE24D66194EFFCEFEA1F8E9FE090273" box="[287,445,1882,1904]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="14" pageNumber="515" phylum="Annelida" rank="species" species="rolani">
<emphasis id="AF96EAF7194EFFCEFEA1F8E9FE090273" box="[287,445,1882,1904]" italics="true" pageId="14" pageNumber="515">Exogone rolani</emphasis>
</taxonomicName>
. (A) Anterior body, dorsal view; (B) acicula, anterior body; (C) dorsal simple chaeta, anterior body; (D) spiniger-like chaetae, anterior body; (E) falcigers, chaetigers 15; (F) acicula, midbody; (G) dorsal simple chaeta, midbody; (H) spiniger-like chaeta, midbody; (I) falcigers, midbody; (J) acicula, posterior body; (K) dorsal simple chaeta, posterior body; (L) ventral simple chaeta, posterior body; (M) spiniger-like chaeta, posterior body; (N) falcigers, posterior body. Scale bars: A, 200 µm; BN, 10 Μm.
</paragraph>
</caption>
<caption id="C99D666D194FFFCFFF29F89BFE9602B9" httpUri="https://zenodo.org/record/251489/files/figure.png" pageId="15" pageNumber="516" targetBox="[157,1427,199,1803]" targetPageId="15">
<paragraph id="9D5D36E5194FFFCFFF29F89BFE9602B9" blockId="15.[151,1436,1833,1978]" pageId="15" pageNumber="516">
<emphasis id="AF96EAF7194FFFCFFF29F89BFEA1023C" bold="true" box="[151,277,1833,1855]" pageId="15" pageNumber="516">FIGURE 8.</emphasis>
<taxonomicName id="5AE24D66194FFFCFFEA0F898FE09023C" box="[286,445,1833,1855]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="15" pageNumber="516" phylum="Annelida" rank="species" species="rolani">
<emphasis id="AF96EAF7194FFFCFFEA0F898FE09023C" box="[286,445,1833,1855]" italics="true" pageId="15" pageNumber="516">Exogone rolani</emphasis>
</taxonomicName>
, SEM. (A) (B) Anterior end, dorsal view; (C) detail of nuchal organ; (D) spiniger-like chaeta, chaetiger 2; (E) pharynx opening, frontal view; (F) chaetae, chaetiger 2; (G) falciger, chaetiger 3; (H) falcigers, chaetiger 3; (I) chaetae, chaetiger 6; (J) ventral-most falciger, midbody; (K) chaetae, midbody; (L) chaetae, posterior body parapodium; (M) posterior end, frontal view. Arrows point to nuchal organ. Scale bars: AB, 50 Μm; C, EF, I, L, 10 Μm; D, J, 5 Μm; GH, 2 Μm; K, M, 20 Μm.
</paragraph>
</caption>
<subSubSection id="D5F8656E1950FFD0FF79FF25FAD90787" pageId="16" pageNumber="517" type="discussion">
<paragraph id="9D5D36E51950FFD0FF79FF25FDD70466" blockId="16.[151,1436,151,752]" pageId="16" pageNumber="517">
<emphasis id="AF96EAF71950FFD0FF79FF25FE8F05B3" bold="true" box="[199,315,151,176]" pageId="16" pageNumber="517">Remarks.</emphasis>
<taxonomicName id="5AE24D661950FFD0FEFAFF2BFE4505B3" box="[324,497,151,176]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="rolani">
<emphasis id="AF96EAF71950FFD0FEFAFF2BFE4505B3" box="[324,497,151,176]" italics="true" pageId="16" pageNumber="517">Exogone rolani</emphasis>
</taxonomicName>
was described based on specimens from
<collectingCountry id="E5F576751950FFD0FC70FF25FBBD05B3" box="[974,1033,151,176]" name="Cuba" pageId="16" pageNumber="517">Cuba</collectingCountry>
and it is characterized by having a median antenna longer than the lateral ones and longer than the prostomium and peristomium together, dorsal cirri present on all chaetigers, shafts of spiniger-like chaetae of chaetigers 1 and 2 without a triangular process, and falcigers of anteriormost chaetigers with a subdistal tooth distinctly longer than in the remaining species of this genus. This latter character is found only in
<taxonomicName id="5AE24D661950FFD0FD3CFE9BFD500443" box="[642,740,295,320]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="rolani">
<emphasis id="AF96EAF71950FFD0FD3CFE9BFD500443" box="[642,740,295,320]" italics="true" pageId="16" pageNumber="517">E. rolani</emphasis>
</taxonomicName>
and it is the most diagnostic feature to distinguish this species from the remaining species in this genus.
</paragraph>
<paragraph id="9D5D36E51950FFD0FF79FEC3FC1C0714" blockId="16.[151,1436,151,752]" pageId="16" pageNumber="517">
<emphasis id="AF96EAF71950FFD0FF79FEC3FDC2048B" box="[199,630,367,392]" italics="true" pageId="16" pageNumber="517">
<taxonomicName id="5AE24D661950FFD0FF79FEC3FE3B048B" box="[199,399,369,392]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="arenosa">Exogone arenosa</taxonomicName>
,
<taxonomicName id="5AE24D661950FFD0FE20FEC3FDBC048B" box="[414,520,367,392]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="dispar">E. dispar</taxonomicName>
,
<taxonomicName id="5AE24D661950FFD0FDA8FEC3FDC2048B" box="[534,630,369,392]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="gigas" status="sp. nov.">E. gigas</taxonomicName>
</emphasis>
<taxonomicNameLabel id="B4A5578C1950FFD0FD3EFEDDFD77048B" box="[640,707,367,392]" pageId="16" pageNumber="517" rank="species">
<emphasis id="AF96EAF71950FFD0FD3EFEDDFD77048B" bold="true" box="[640,707,367,392]" pageId="16" pageNumber="517">sp. n.</emphasis>
</taxonomicNameLabel>
and
<taxonomicName id="5AE24D661950FFD0FCBEFEC3FCD1048B" box="[768,869,367,392]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="lourei">
<emphasis id="AF96EAF71950FFD0FCBEFEC3FCD1048B" box="[768,869,367,392]" italics="true" pageId="16" pageNumber="517">E. lourei</emphasis>
</taxonomicName>
are the other species of
<taxonomicName id="5AE24D661950FFD0FB34FEC3FB58048B" box="[1162,1260,369,392]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="genus">
<emphasis id="AF96EAF71950FFD0FB34FEC3FB58048B" box="[1162,1260,369,392]" italics="true" pageId="16" pageNumber="517">Exogone</emphasis>
</taxonomicName>
with a median antenna longer than the lateral ones that occur off the Brazilian coast. All these species differ from
<taxonomicName id="5AE24D661950FFD0FAACFE27FAC304AE" box="[1298,1399,404,429]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="rolani">
<emphasis id="AF96EAF71950FFD0FAACFE27FAC304AE" box="[1298,1399,404,429]" italics="true" pageId="16" pageNumber="517">E. rolani</emphasis>
</taxonomicName>
by having bidentate blades of falcigers with a subdistal tooth that is not remarkably longer than the distal one, even on anteriormost chaetigers. Moreover,
<taxonomicName id="5AE24D661950FFD0FD9BFE6FFD2904F7" box="[549,669,477,500]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="arenosa">
<emphasis id="AF96EAF71950FFD0FD9BFE6FFD2904F7" box="[549,669,477,500]" italics="true" pageId="16" pageNumber="517">E. arenosa</emphasis>
</taxonomicName>
,
<taxonomicName id="5AE24D661950FFD0FD12FE6FFCB304F7" box="[684,775,477,500]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="gigas" status="sp. nov.">
<emphasis id="AF96EAF71950FFD0FD12FE6FFCB304F7" box="[684,775,477,500]" italics="true" pageId="16" pageNumber="517">E. gigas</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B4A5578C1950FFD0FCB0FE6EFCF904F6" box="[782,845,476,501]" pageId="16" pageNumber="517" rank="species">
<emphasis id="AF96EAF71950FFD0FCB0FE6EFCF904F6" bold="true" box="[782,845,476,501]" pageId="16" pageNumber="517">sp. n.</emphasis>
</taxonomicNameLabel>
, and
<taxonomicName id="5AE24D661950FFD0FC34FE6FFC5F04F6" box="[906,1003,476,501]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="lourei">
<emphasis id="AF96EAF71950FFD0FC34FE6FFC5F04F6" box="[906,1003,476,501]" italics="true" pageId="16" pageNumber="517">E. lourei</emphasis>
</taxonomicName>
have a triangular process on the shafts of the spiniger-like chaetae of chaetiger 2 which is absent in
<taxonomicName id="5AE24D661950FFD0FC80FDB3FC15071B" box="[830,929,511,536]" class="Polychaeta" family="Syllidae" genus="Exogone" kingdom="Animalia" order="Phyllodocida" pageId="16" pageNumber="517" phylum="Annelida" rank="species" species="rolani">
<emphasis id="AF96EAF71950FFD0FC80FDB3FC15071B" box="[830,929,511,536]" italics="true" pageId="16" pageNumber="517">E. rolani</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="9D5D36E51950FFD0FF79FD96FAD90787" blockId="16.[151,1436,151,752]" pageId="16" pageNumber="517">
Brazilian specimens match the description based on Cuban material (
<bibRefCitation id="F9734B141950FFD0FC4EFD96FB0C073F" author="San" box="[1008,1208,548,572]" pageId="16" pageNumber="517" refString="San Martin, G. (1991) Grubeosyllis and Exogone (Exogoninae, Syllidae, Polychaeta) from Cuba, the Gulf of Mexico, Florida and Puerto Rico, with a revision of Exogone. Bulletin of Marine Science, 49, 715 - 740." type="journal article" year="1991">San Martín 1991</bibRefCitation>
), except for having longer palps and a longer proventricle, the latter extending through 57 chaetigers, with 2729 rows of muscle cells, while Cuban specimens have a proventricle extending for 35 segments, with up to 25 muscle-cell rows.
</paragraph>
</subSubSection>
<subSubSection id="D5F8656E1950FFD0FF79FD3DFC7F07AB" box="[199,971,655,680]" pageId="16" pageNumber="517" type="materials_examined">
<paragraph id="9D5D36E51950FFD0FF79FD3DFC7F07AB" blockId="16.[151,1436,151,752]" box="[199,971,655,680]" pageId="16" pageNumber="517">
<emphasis id="AF96EAF71950FFD0FF79FD3DFED107AB" bold="true" box="[199,357,655,680]" pageId="16" pageNumber="517">
<typeStatus id="425988471950FFD0FF79FD3DFEB607AB" box="[199,258,655,680]" pageId="16" pageNumber="517">Type</typeStatus>
locality.
</emphasis>
<collectingCountry id="E5F576751950FFD0FED2FD3DFE1E07AB" box="[364,426,655,680]" name="Cuba" pageId="16" pageNumber="517">Cuba</collectingCountry>
, Archipelago de los Canarreos (Atlantic Ocean).
</paragraph>
</subSubSection>
<subSubSection id="D5F8656E1950FFD0FF79FD06FE2707F3" pageId="16" pageNumber="517" type="distribution">
<paragraph id="9D5D36E51950FFD0FF79FD06FE2707F3" blockId="16.[151,1436,151,752]" pageId="16" pageNumber="517">
<emphasis id="AF96EAF71950FFD0FF79FD06FED407CE" bold="true" box="[199,352,692,717]" pageId="16" pageNumber="517">Distribution.</emphasis>
Atlantic Ocean:
<collectingCountry id="E5F576751950FFD0FD98FD06FDEA07CF" box="[550,606,692,716]" name="United States of America" pageId="16" pageNumber="517">USA</collectingCountry>
(East coast),
<collectingCountry id="E5F576751950FFD0FD43FD06FC8F07CE" box="[765,827,692,717]" name="Cuba" pageId="16" pageNumber="517">Cuba</collectingCountry>
,
<collectingCountry id="E5F576751950FFD0FCF7FD06FC3907CE" box="[841,909,692,717]" name="Brazil" pageId="16" pageNumber="517">Brazil</collectingCountry>
(Paraíba, Rio de Janeiro). From the intertidal zone to ca.
<quantity id="5A1A9B001950FFD0FEA8FD6AFEFB07EC" box="[278,335,728,752]" metricMagnitude="1" metricUnit="m" metricValue="9.1" pageId="16" pageNumber="517" unit="m" value="91.0">91 m</quantity>
deep.
</paragraph>
</subSubSection>
</treatment>
</document>