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<document id="DA508AA1FFE55DC4457FFC71749B15C9" ID="10.11646/zootaxa.4158.4.4" ID-DOI="10.11646/zootaxa.4158.4.4" ID-GBIF-Dataset="25c2b34e-2c27-4612-9592-7e5af1d220ee" ID-ISSN="1175-5326" ID-Zenodo-Dep="259832" ID-ZooBank="062B4342-4748-4D87-A015-E8288E309CB6" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1472624755571" checkinUser="plazi" docAuthor="Salcedo, Diana L., Martín, Guillermo San &amp; Solís-Weiss, Vivianne" docDate="2016" docId="334387C86E0D7A37FF7DFF5CFB36F853" docLanguage="en" docName="zootaxa.4158.4.4.pdf" docOrigin="Zootaxa 4158 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Sphaerosyllis tetralobata Salcedo, Martín &amp; Solís-Weiss, 2016, n.sp." docType="treatment" docVersion="7" lastPageNumber="516" masterDocId="CF7AFFB06E0A7A3EFFEAFFCBFFD1FFDC" masterDocTitle="Eusyllinae, Exogoninae and Autolytinae (Syllidae: Polychaeta) from the Southern Mexican Pacific, with the description of three new species" masterLastPageNumber="522" masterPageNumber="507" pageNumber="514" updateTime="1698383515897" updateUser="plazi">
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<mods:title id="797DF8AF9317D1FED3A23F9DD6F55D37">Eusyllinae, Exogoninae and Autolytinae (Syllidae: Polychaeta) from the Southern Mexican Pacific, with the description of three new species</mods:title>
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<mods:name id="5A711E60DD0AAF8AABADEE939A35FD73" type="personal">
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<mods:namePart id="FB2E0E7A4ED7950C52AD7B956E2AFBDF">Salcedo, Diana L.</mods:namePart>
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<mods:namePart id="B9F4A9B4402494E27D3FBEC723D99DD6">Martín, Guillermo San</mods:namePart>
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<mods:namePart id="0BB385D74165423B935F5AA3AC9C8435">Solís-Weiss, Vivianne</mods:namePart>
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<mods:title id="F6D3A70A5364FD1FD729239D0481400F">Zootaxa</mods:title>
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<mods:date id="7914B33EDB30A0A9A27254ABC61174A2">2016</mods:date>
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<treatment id="334387C86E0D7A37FF7DFF5CFB36F853" ID-DOI="http://doi.org/10.5281/zenodo.6062704" ID-GBIF-Taxon="124408331" ID-Zenodo-Dep="6062704" LSID="urn:lsid:plazi:treatment:334387C86E0D7A37FF7DFF5CFB36F853" httpUri="http://treatment.plazi.org/id/334387C86E0D7A37FF7DFF5CFB36F853" lastPageId="9" lastPageNumber="516" pageId="7" pageNumber="514">
<subSubSection id="F3F065556E0D7A39FF7DFF5CFEDBFF0F" pageId="7" pageNumber="514" type="nomenclature">
<paragraph id="BB5536DE6E0D7A39FF7DFF5CFDD5FF6E" blockId="7.[151,516,151,211]" box="[151,516,151,178]" pageId="7" pageNumber="514">
<heading id="E01D81B26E0D7A39FF7DFF5CFDD5FF6E" bold="true" box="[151,516,151,178]" fontSize="11" level="1" pageId="7" pageNumber="514" reason="1">
<emphasis id="899EEACC6E0D7A39FF7DFF5CFDD5FF6E" bold="true" box="[151,516,151,178]" pageId="7" pageNumber="514">
<taxonomicName id="7CEA4D5D6E0D7A39FF7DFF5CFE10FF6D" ID-CoL="4YSJR" box="[151,449,151,177]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="7" pageNumber="514" phylum="Annelida" rank="species" species="tetralobata" status="sp. nov.">
<emphasis id="899EEACC6E0D7A39FF7DFF5CFE10FF6D" bold="true" box="[151,449,151,177]" italics="true" pageId="7" pageNumber="514">Sphaerosyllis tetralobata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="92AD57B76E0D7A39FE22FF53FDD5FF6E" box="[456,516,152,178]" pageId="7" pageNumber="514" rank="species">n.sp.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="BB5536DE6E0D7A39FF7DFF71FEDBFF0F" blockId="7.[151,516,151,211]" box="[151,266,186,211]" pageId="7" pageNumber="514">
(
<figureCitation id="23D12A5B6E0D7A39FF75FF71FED2FF0F" box="[159,259,186,211]" captionStart-0="FIGURE 4" captionStart-1="FIGURE 5" captionStartId-0="8.[151,250,1928,1950]" captionStartId-1="9.[151,250,1674,1696]" captionTargetBox-0="[197,1390,490,1893]" captionTargetBox-1="[160,1429,199,1642]" captionTargetId-0="figure@8.[178,1402,476,1902]" captionTargetId-1="figure@9.[150,1436,193,1653]" captionTargetPageId-0="8" captionTargetPageId-1="9" captionText-0="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." captionText-1="FIGURE 5. SEM micrographs of Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view. (B) Detail of the dorsum (Roman numerals indicate the annuli of chaetigers). (C) Anterior chaetae. (D) Posterior chaetae. (E) Dorsal simple chaeta. (F) Dorsal simple chaeta. Scale: A, B = 20 µm; C, D, F = 5 µm; E = 2 µm." httpUri-0="https://zenodo.org/record/259836/files/figure.png" httpUri-1="https://zenodo.org/record/259837/files/figure.png" pageId="7" pageNumber="514">Figs 45</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="F3F065556E0D7A39FF7DFF36FB09FDEA" pageId="7" pageNumber="514" type="materials_examined">
<paragraph id="BB5536DE6E0D7A39FF7DFF36FB09FDEA" blockId="7.[151,1437,253,2021]" pageId="7" pageNumber="514">
<emphasis id="899EEACC6E0D7A39FF7DFF36FE50FECA" bold="true" box="[151,385,253,278]" pageId="7" pageNumber="514">Material examined.</emphasis>
16 specimens:
<emphasis id="899EEACC6E0D7A39FDDCFF36FD7DFECA" bold="true" box="[566,684,253,278]" pageId="7" pageNumber="514">Holotype:</emphasis>
complete specimen (CNAPICML POH37007), Palmitas E2B2 16°42.420N, 99°54.733W,
<date id="CF54101E6E0D7A39FE30FEEAFDA3FEE6" box="[474,626,289,314]" pageId="7" pageNumber="514" value="2006-05-25">25 May 2006</date>
,
<quantity id="7C129B3B6E0D7A39FD97FEEAFD1CFEE5" box="[637,717,289,314]" metricMagnitude="1" metricUnit="m" metricValue="1.05" pageId="7" pageNumber="514" unit="m" value="10.5">10.5 m</quantity>
, coarse sand.
<emphasis id="899EEACC6E0D7A39FC83FEEAFC3BFEE6" bold="true" box="[873,1002,289,314]" pageId="7" pageNumber="514">Paratypes:</emphasis>
5 specimens (CNAPICML POP37 008), Palmitas E2B2 16°42.420N, 99°54.733W,
<date id="CF54101E6E0D7A39FD26FE8EFCB4FE82" box="[716,869,325,350]" pageId="7" pageNumber="514" value="2006-05-25">25 May 2006</date>
,
<quantity id="7C129B3B6E0D7A39FC9BFE8EFC10FE81" box="[881,961,325,350]" metricMagnitude="1" metricUnit="m" metricValue="1.05" pageId="7" pageNumber="514" unit="m" value="10.5">10.5 m</quantity>
, coarse sand. 5 specimens (MNCN 16.01/ 16908), Palmitas E2B2 16°42.420N, 99°54.733W,
<date id="CF54101E6E0D7A39FD19FEA2FC40FE5E" box="[755,913,361,386]" pageId="7" pageNumber="514" value="2006-05-25">25 May 2006</date>
,
<quantity id="7C129B3B6E0D7A39FC75FEA2FC23FE5D" box="[927,1010,361,386]" metricMagnitude="1" metricUnit="m" metricValue="1.05" pageId="7" pageNumber="514" unit="m" value="10.5">10.5 m</quantity>
, coarse sand. 5 specimens (NHMLA LACM-AHF Poly 7586), Palmitas E2B2 16°42.420N, 99°54.733W,
<date id="CF54101E6E0D7A39FC0EFE46FB5DFE7A" box="[996,1164,397,422]" pageId="7" pageNumber="514" value="2006-05-25">25 May 2006</date>
,
<quantity id="7C129B3B6E0D7A39FB75FE46FB26FE79" box="[1183,1271,397,422]" metricMagnitude="1" metricUnit="m" metricValue="1.05" pageId="7" pageNumber="514" unit="m" value="10.5">10.5 m</quantity>
, coarse sand.
<emphasis id="899EEACC6E0D7A39FF7DFE7AFE45FE16" bold="true" box="[151,404,433,458]" pageId="7" pageNumber="514">Additional material:</emphasis>
64 specimens (CNAPICML PO37099): 3 specimens, Caleta E1B2 16°49.797N, 99°54.062W,
<date id="CF54101E6E0D7A39FED0FE1EFE00FE32" box="[314,465,469,494]" pageId="7" pageNumber="514" value="2006-05-25">25 May 2006</date>
, 12 m, coarse sand. 34 specimens, Palmitas E2B1 16°42.420N, 99°54.733W,
<date id="CF54101E6E0D7A39FAACFE1EFF03FDCE" pageId="7" pageNumber="514" value="2006-05-25">25 May 2006</date>
,
<quantity id="7C129B3B6E0D7A39FF36FE32FEFDFDCD" box="[220,300,505,530]" metricMagnitude="1" metricUnit="m" metricValue="1.05" pageId="7" pageNumber="514" unit="m" value="10.5">10.5 m</quantity>
, coarse sand. 25 specimens, Palmitas E2B2 16°42.420N, 99°54.733W,
<date id="CF54101E6E0D7A39FBB3FE32FB21FDCE" box="[1113,1264,505,530]" pageId="7" pageNumber="514" value="2006-05-25">25 May 2006</date>
,
<quantity id="7C129B3B6E0D7A39FB10FE32FA9BFDCD" box="[1274,1354,505,530]" metricMagnitude="1" metricUnit="m" metricValue="1.05" pageId="7" pageNumber="514" unit="m" value="10.5">10.5 m</quantity>
, coarse sand. 2 specimens, El Jardín E3B2 16°49.436N, 99°54.981W,
<date id="CF54101E6E0D7A39FC8FFDD6FC2CFDEA" box="[869,1021,541,566]" pageId="7" pageNumber="514" value="2006-05-26">26 May 2006</date>
, 12 m, coarse sand.
</paragraph>
</subSubSection>
<subSubSection id="F3F065556E0D7A39FF2DFD8AFE71F95E" pageId="7" pageNumber="514" type="description">
<paragraph id="BB5536DE6E0D7A39FF2DFD8AFE71F95E" blockId="7.[151,1437,253,2021]" pageId="7" pageNumber="514">
<emphasis id="899EEACC6E0D7A39FF2DFD8AFE88FD86" bold="true" box="[199,345,577,602]" pageId="7" pageNumber="514">Description.</emphasis>
<typeStatus id="6451887C6E0D7A39FE88FD8AFE1BFD86" box="[354,458,577,602]" pageId="7" pageNumber="514" type="holotype">Holotype</typeStatus>
complete,
<quantity id="7C129B3B6E0D7A39FDA6FD8AFD75FD85" box="[588,676,577,601]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" pageId="7" pageNumber="514" unit="mm" value="3.2">3.2 mm</quantity>
long,
<quantity id="7C129B3B6E0D7A39FD1BFD8AFC9BFD85" box="[753,842,577,601]" metricMagnitude="-4" metricUnit="m" metricValue="2.0" pageId="7" pageNumber="514" unit="mm" value="0.2">0.2 mm</quantity>
wide, 34 chaetigers. Body small, long and slender, preserved specimens without a distinctive color pattern (
<figureCitation id="23D12A5B6E0D7A39FCCEFDAFFCBBFDA1" box="[804,874,612,637]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Fig. 4</figureCitation>
A). Dorsum and parapodia with a few, short and digitiform papillae, more abundant on the sides of the segments (
<figureCitation id="23D12A5B6E0D7A39FC98FD43FC67FD7C" box="[882,950,648,673]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Fig. 4</figureCitation>
A). Prostomium ovate to trapezoidal, wider than long, with two pairs of large eyes in trapezoidal arrangement; very close to each other; posterior pair partially covered by the peristomium, eyespots absent (
<figureCitation id="23D12A5B6E0D7A39FD29FD04FCDDFD3B" box="[707,780,719,744]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Fig. 4</figureCitation>
A). Antennae short, not exceeding the length of palps, piriform, with bulbous bases and slender tips; median antenna originating posteriorly on prostomium; lateral pair arising on anterior margin of prostomium, between posterior pair of eyes (
<figureCitation id="23D12A5B6E0D7A39FC1FFCDDFB91FCF3" box="[1013,1088,790,815]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Figs 4</figureCitation>
A, 5A). Palps wide, similar in length to prostomium, completely fused, with a well-marked union groove (
<figureCitation id="23D12A5B6E0D7A39FBF4FCF2FBBAFC8E" box="[1054,1131,825,850]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Figs 4</figureCitation>
A, 5A). Peristomium well defined, similar in size to following segments, extending forward to form a cephalic hood which covers the posterior half of the prostomium (
<figureCitation id="23D12A5B6E0D7A39FDF9FC4BFD87FC45" box="[531,598,896,921]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Fig. 4</figureCitation>
A); tentacular cirri similar in form and size to antennae, located laterally at the level of anterior eyes. Antennae, tentacular and dorsal cirri similar in shape, short, with bases distinctly globular to ovate, with slender tips and containing granular material (
<figureCitation id="23D12A5B6E0D7A39FCB2FC0CFC72FC3C" box="[856,931,967,992]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Figs 4</figureCitation>
A, 5A). Each segment with four transversal annuli: first one very narrow compared to the other three, flanking the anterior segment; second, third and fourth similar in size and at least twice as wide as first one. The third carries parapodial lobes (
<figureCitation id="23D12A5B6E0D7A39FB4CFBC5FB3DFBFB" box="[1190,1260,1038,1063]" captionStart="FIGURE 5" captionStartId="9.[151,250,1674,1696]" captionTargetBox="[160,1429,199,1642]" captionTargetId="figure@9.[150,1436,193,1653]" captionTargetPageId="9" captionText="FIGURE 5. SEM micrographs of Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view. (B) Detail of the dorsum (Roman numerals indicate the annuli of chaetigers). (C) Anterior chaetae. (D) Posterior chaetae. (E) Dorsal simple chaeta. (F) Dorsal simple chaeta. Scale: A, B = 20 µm; C, D, F = 5 µm; E = 2 µm." httpUri="https://zenodo.org/record/259837/files/figure.png" pageId="7" pageNumber="514">Fig. 5</figureCitation>
B). Dorsal cirri present in all segments, similar in size and shape to antennae, not extending beyond parapodial lobes (
<figureCitation id="23D12A5B6E0D7A39FADEFBFAFAABFB96" box="[1332,1402,1073,1098]" captionStart="FIGURE 5" captionStartId="9.[151,250,1674,1696]" captionTargetBox="[160,1429,199,1642]" captionTargetId="figure@9.[150,1436,193,1653]" captionTargetPageId="9" captionText="FIGURE 5. SEM micrographs of Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view. (B) Detail of the dorsum (Roman numerals indicate the annuli of chaetigers). (C) Anterior chaetae. (D) Posterior chaetae. (E) Dorsal simple chaeta. (F) Dorsal simple chaeta. Scale: A, B = 20 µm; C, D, F = 5 µm; E = 2 µm." httpUri="https://zenodo.org/record/259837/files/figure.png" pageId="7" pageNumber="514">Fig. 5</figureCitation>
B). Ventral cirri short, digitiform, arising roughly in the middle region of parapodial lobes, not extending beyond their length. Parapodial lobes short, conical, distally rounded, with papillae on lateral margins. Parapodial glands small, rounded, containing granular material, present from chaetigers 5 to 15, more conspicuous on anterior chaetigers (
<figureCitation id="23D12A5B6E0D7A39FF75FB74FF34FB04" box="[159,229,1215,1240]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Fig. 4</figureCitation>
A). Four or five heterogomph compound chaetae per anterior parapodium (
<figureCitation id="23D12A5B6E0D7A39FBA8FB74FB5CFB04" box="[1090,1165,1215,1240]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Figs 4</figureCitation>
B, 5C), three chaetae in middle parapodia and two in posterior ones (sometimes three) (
<figureCitation id="23D12A5B6E0D7A39FC73FB28FC36FB27" box="[921,999,1251,1276]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Figs 4</figureCitation>
C, 5D). Chaetae with short, hooked, unidentate blades (
<figureCitation id="23D12A5B6E0D7A39FE99FACDFE10FAC3" box="[371,449,1286,1311]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Figs 4</figureCitation>
B, C, 5C, D). Well-marked dorso-ventral gradation in blade length; antero-posterior gradation in size barely marked. Superior falcigers of anterior region with 89 coarse and long spines that gradually diminish in length towards the distal end; ventral falcigers smooth or with few spines on basal margin, similar to those present on posterior region (
<figureCitation id="23D12A5B6E0D7A39FDC6FABAFDA5FA55" box="[556,628,1393,1418]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Fig. 4</figureCitation>
B). One dorsal simple chaeta per parapodium from second chaetiger, unidentate, smooth, subdistally curved (
<figureCitation id="23D12A5B6E0D7A39FDB2FA5FFD71FA71" box="[600,672,1428,1453]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Figs 4</figureCitation>
E, 5E). One ventral simple chaeta on posterior chaetigers, similar in shape to dorsal one but thinner (
<figureCitation id="23D12A5B6E0D7A39FDCBFA7CFDBBFA0C" box="[545,618,1463,1488]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Fig. 4</figureCitation>
F). One acicula per parapodium, stout, distally bent at a right angle, subdistally slightly curved, with acuminate tip and oriented upwards (
<figureCitation id="23D12A5B6E0D7A39FC54FA10FBD4FA28" box="[958,1029,1499,1524]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Fig. 4</figureCitation>
D). Pharynx extending through 34 segments, with a small and conical tooth on anterior margin (
<figureCitation id="23D12A5B6E0D7A39FC82FA35FC7EF9CB" box="[872,943,1534,1559]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Fig. 4</figureCitation>
A). Proventricle short and wide, extending through two segments, with about 1213 muscle cell rows (
<figureCitation id="23D12A5B6E0D7A39FCD6F9E9FC50F9E7" box="[828,897,1570,1595]" captionStart="FIGURE 4" captionStartId="8.[151,250,1928,1950]" captionTargetBox="[197,1390,490,1893]" captionTargetId="figure@8.[178,1402,476,1902]" captionTargetPageId="8" captionText="FIGURE 4. Sphaerosyllis tetralobata n. sp. (A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm." httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="7" pageNumber="514">Fig. 4</figureCitation>
A). Pygidium rounded, with numerous papillae, two anal cirri similar to dorsal cirri, but thinner and longer, about twice their length and with a small digitiform appendix in the middle.
</paragraph>
</subSubSection>
<subSubSection id="F3F065556E0D7A36FF2DF947FB6DFE75" lastPageId="8" lastPageNumber="515" pageId="7" pageNumber="514" type="discussion">
<paragraph id="BB5536DE6E0D7A36FF2DF947FB6DFE75" blockId="7.[151,1437,253,2021]" lastBlockId="8.[151,1436,151,425]" lastPageId="8" lastPageNumber="515" pageId="7" pageNumber="514">
<emphasis id="899EEACC6E0D7A39FF2DF947FEEAF979" bold="true" box="[199,315,1676,1701]" pageId="7" pageNumber="514">Remarks.</emphasis>
<taxonomicName id="7CEA4D5D6E0D7A39FEADF946FDB7F979" box="[327,614,1677,1701]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="7" pageNumber="514" phylum="Annelida" rank="species" species="tetralobata" status="sp. nov.">
<emphasis id="899EEACC6E0D7A39FEADF946FDB7F979" box="[327,614,1677,1701]" italics="true" pageId="7" pageNumber="514">Sphaerosyllis tetralobata</emphasis>
</taxonomicName>
<emphasis id="899EEACC6E0D7A39FD9BF947FD64F979" bold="true" box="[625,693,1676,1701]" pageId="7" pageNumber="514">
<taxonomicNameLabel id="92AD57B76E0D7A39FD9BF947FD64F979" box="[625,693,1676,1701]" pageId="7" pageNumber="514" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
is characterized by having segments divided in four annuli of different sizes and hooked unidentate compound chaetae.
<taxonomicName id="7CEA4D5D6E0D7A39FCAAF97BFAB9F915" authority="Hartmann-Schroder 1962" authorityName="Hartmann-Schroder" authorityYear="1962" box="[832,1384,1712,1737]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="7" pageNumber="514" phylum="Annelida" rank="species" species="dubiosa">
<emphasis id="899EEACC6E0D7A39FCAAF97BFBEBF914" box="[832,1082,1712,1736]" italics="true" pageId="7" pageNumber="514">Sphaerosyllis dubiosa</emphasis>
<bibRefCitation id="DF7B4B2F6E0D7A39FBACF97BFAB9F915" author="Hartmann-Schroder" box="[1094,1384,1712,1737]" pageId="7" pageNumber="514" refString="Hartmann-Schroder, G. (1962) Zur Kenntnis des Eulitorals der chilenischen Pazifikkuste und der argenstinischen Kuste Sudpatagoniens unter besonderer Berucksichtigung der Polychaeten und Ostracoden. Die Polychaeten der Eulitorals. Mitteilungen aus dem Hamburgischen Zoologischen Museum und Institut, 60, 57 - 169." type="journal article" year="1962">Hartmann-Schröder 1962</bibRefCitation>
</taxonomicName>
and
<taxonomicName id="7CEA4D5D6E0D7A39FF7DF91FFC56F930" authority="de Matos, San Martin &amp; Veronesi, 2004" authorityName="de Matos, San Martin &amp; Veronesi" authorityYear="2004" box="[151,903,1747,1772]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="7" pageNumber="514" phylum="Annelida" rank="species" species="annulata">
<emphasis id="899EEACC6E0D7A39FF7DF91FFE4CF930" box="[151,413,1748,1772]" italics="true" pageId="7" pageNumber="514">Sphaerosyllis annulata</emphasis>
de
<bibRefCitation id="DF7B4B2F6E0D7A39FE3AF91FFC56F930" author="Matos" box="[464,903,1747,1772]" pageId="7" pageNumber="514" refString="de Matos, J. M., San Martin, G. &amp; Veronesi, M. (2004) On some exogonines (Polychaeta, Syllidae, Exogoninae) from the northern coast of the State of Sao Paulo, southeastern Brazil. Results of BIOTA / FAPESP / Bentos Marinho Project. Meiofauna Marina, 13, 45 - 47." type="journal article" year="2004">Matos, San Martín &amp; Veronesi, 2004</bibRefCitation>
</taxonomicName>
are the two other species of the genus with segments clearly divided in annuli and the latter has the same pattern as
<taxonomicName id="7CEA4D5D6E0D7A39FC28F933FB8AF8D3" box="[962,1115,1783,1807]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="7" pageNumber="514" phylum="Annelida" rank="species" species="tetralobata" status="sp. nov.">
<emphasis id="899EEACC6E0D7A39FC28F933FB8AF8D3" box="[962,1115,1783,1807]" italics="true" pageId="7" pageNumber="514">S. tetralobata</emphasis>
</taxonomicName>
<emphasis id="899EEACC6E0D7A39FB88F93CFB70F8CC" bold="true" box="[1122,1185,1783,1808]" pageId="7" pageNumber="514">
<taxonomicNameLabel id="92AD57B76E0D7A39FB88F93CFB70F8CC" box="[1122,1185,1783,1808]" pageId="7" pageNumber="514" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
However,
<taxonomicName id="7CEA4D5D6E0D7A39FAF6F933FA4DF8D3" box="[1308,1436,1783,1807]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="7" pageNumber="514" phylum="Annelida" rank="species" species="annulata">
<emphasis id="899EEACC6E0D7A39FAF6F933FA4DF8D3" box="[1308,1436,1783,1807]" italics="true" pageId="7" pageNumber="514">S. annulata</emphasis>
</taxonomicName>
lacks smooth falcigers and has no dorso-ventral gradation in blade length. Additionally, in
<taxonomicName id="7CEA4D5D6E0D7A39FB77F8D0FACFF8EF" box="[1181,1310,1819,1843]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="7" pageNumber="514" phylum="Annelida" rank="species" species="annulata">
<emphasis id="899EEACC6E0D7A39FB77F8D0FACFF8EF" box="[1181,1310,1819,1843]" italics="true" pageId="7" pageNumber="514">S. annulata</emphasis>
</taxonomicName>
an oblique acicula protrudes from the parapodial lobes in posterior chaetigers, while
<taxonomicName id="7CEA4D5D6E0D7A39FC11F8F4FB49F88A" box="[1019,1176,1854,1878]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="7" pageNumber="514" phylum="Annelida" rank="species" species="tetralobata" status="sp. nov.">
<emphasis id="899EEACC6E0D7A39FC11F8F4FB49F88A" box="[1019,1176,1854,1878]" italics="true" pageId="7" pageNumber="514">S. tetralobata</emphasis>
</taxonomicName>
<emphasis id="899EEACC6E0D7A39FB49F8F5FB37F88B" bold="true" box="[1187,1254,1854,1879]" pageId="7" pageNumber="514">
<taxonomicNameLabel id="92AD57B76E0D7A39FB49F8F5FB37F88B" box="[1187,1254,1854,1879]" pageId="7" pageNumber="514" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
has the typical aciculae of the genus, distally bent at right angle and completely embedded in the parapodial lobes. In
<taxonomicName id="7CEA4D5D6E0D7A39FAF6F8A9FA4DF8A5" box="[1308,1436,1889,1913]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="7" pageNumber="514" phylum="Annelida" rank="species" species="annulata">
<emphasis id="899EEACC6E0D7A39FAF6F8A9FA4DF8A5" box="[1308,1436,1889,1913]" italics="true" pageId="7" pageNumber="514">S. annulata</emphasis>
</taxonomicName>
parapodial glands are present along the whole body (more evident in the middle region), while in
<taxonomicName id="7CEA4D5D6E0D7A39FB0FF84EFAAFF841" box="[1253,1406,1925,1949]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="7" pageNumber="514" phylum="Annelida" rank="species" species="tetralobata" status="sp. nov.">
<emphasis id="899EEACC6E0D7A39FB0FF84EFAAFF841" box="[1253,1406,1925,1949]" italics="true" pageId="7" pageNumber="514">S. tetralobata</emphasis>
</taxonomicName>
<emphasis id="899EEACC6E0D7A39FA6FF84EFF69F81D" bold="true" pageId="7" pageNumber="514">
<taxonomicNameLabel id="92AD57B76E0D7A39FA6FF84EFF69F81D" pageId="7" pageNumber="514" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
they are present in the anterior half of the body only and are more conspicuous in anterior segments. However, according to de
<bibRefCitation id="DF7B4B2F6E0D7A39FEA6F806FDF6F838" box="[332,551,1996,2020]" pageId="7" pageNumber="514" refString="de Matos, J. M., San Martin, G. &amp; Veronesi, M. (2004) On some exogonines (Polychaeta, Syllidae, Exogoninae) from the northern coast of the State of Sao Paulo, southeastern Brazil. Results of BIOTA / FAPESP / Bentos Marinho Project. Meiofauna Marina, 13, 45 - 47." type="journal article">
Matos
<emphasis id="899EEACC6E0D7A39FE70F806FE1DF838" box="[410,460,1996,2020]" italics="true" pageId="7" pageNumber="514">et al</emphasis>
. (2004)
</bibRefCitation>
, the distribution of the glands can vary with the physiological condition of the specimens, meaning that the glands activity could be affected during sampling and before the fixation of the organisms. On the other hand,
<taxonomicName id="7CEA4D5D6E027A36FE15FF77FDA9FF0F" box="[511,632,187,211]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="8" pageNumber="515" phylum="Annelida" rank="species" species="dubiosa">
<emphasis id="899EEACC6E027A36FE15FF77FDA9FF0F" box="[511,632,187,211]" italics="true" pageId="8" pageNumber="515">S. dubiosa</emphasis>
</taxonomicName>
differs from the new species in having a characteristic color pattern, straight aciculae, palps distally separated and lacking parapodial glands (
<bibRefCitation id="DF7B4B2F6E027A36FC33FF15FB20FF2B" author="Hartman-Schroder" box="[985,1265,222,247]" pageId="8" pageNumber="515" refString="Hartmann-Schroder, G. (1962) Zur Kenntnis des Eulitorals der chilenischen Pazifikkuste und der argenstinischen Kuste Sudpatagoniens unter besonderer Berucksichtigung der Polychaeten und Ostracoden. Die Polychaeten der Eulitorals. Mitteilungen aus dem Hamburgischen Zoologischen Museum und Institut, 60, 57 - 169." type="journal article" year="1962">Hartman-Schröder 1962</bibRefCitation>
).
<taxonomicName id="7CEA4D5D6E027A36FAECFF14FA4DFF2B" box="[1286,1436,223,247]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="8" pageNumber="515" phylum="Annelida" rank="genus">
<emphasis id="899EEACC6E027A36FAECFF14FA4DFF2B" box="[1286,1436,223,247]" italics="true" pageId="8" pageNumber="515">Sphaerosyllis</emphasis>
</taxonomicName>
sp.
<bibRefCitation id="DF7B4B2F6E027A36FF57FEC8FEA8FEC7" author="San" box="[189,377,259,283]" pageId="8" pageNumber="515" refString="San Martin, G. (2003) Annelida Polychaeta II: Syllidae. Museo Nacional de Ciencias Naturales, CSIC, Madrid, 554 pp." type="book" year="2003">San Martín 2003</bibRefCitation>
has a transversal striation in each segment, which constitutes a similar pattern to that observed in
<taxonomicName id="7CEA4D5D6E027A36FF5CFEEDFE65FEE2" box="[182,436,294,318]" class="Polychaeta" family="Syllidae" genus="Odontosyllis" kingdom="Animalia" order="Phyllodocida" pageId="8" pageNumber="515" phylum="Annelida" rank="species" species="alternata" status="sp. nov.">
<emphasis id="899EEACC6E027A36FF5CFEEDFE65FEE2" box="[182,436,294,318]" italics="true" pageId="8" pageNumber="515">Odontosyllis alternata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="92AD57B76E027A36FE56FEEEFE2DFEE2" box="[444,508,293,318]" pageId="8" pageNumber="515" rank="species">
<emphasis id="899EEACC6E027A36FE56FEEEFE27FEE2" bold="true" box="[444,502,293,318]" pageId="8" pageNumber="515">n. sp</emphasis>
.
</taxonomicNameLabel>
, as described. However, this species has a slender and elongate proventricle and little gradation in blade length. Additionally, in some specimens of
<taxonomicName id="7CEA4D5D6E027A36FC73FE82FBE2FEBD" box="[921,1075,329,353]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="8" pageNumber="515" phylum="Annelida" rank="species" species="tetralobata" status="sp. nov.">
<emphasis id="899EEACC6E027A36FC73FE82FBE2FEBD" box="[921,1075,329,353]" italics="true" pageId="8" pageNumber="515">S. tetralobata</emphasis>
</taxonomicName>
<emphasis id="899EEACC6E027A36FBD6FE82FB52FEBE" bold="true" box="[1084,1155,329,354]" pageId="8" pageNumber="515">
<taxonomicNameLabel id="92AD57B76E027A36FBD6FE82FBAFFEBE" box="[1084,1150,329,354]" pageId="8" pageNumber="515" rank="species">n. sp.</taxonomicNameLabel>
,
</emphasis>
there are some irregular pigmented areas extending from the eyes to the anterior margin of the peristomium, apparently due to the rupture of the pigment containers of the eyes and their spreading, a fact not observed in the other species.
</paragraph>
</subSubSection>
<caption id="EF9566566E027A36FF7DF843FA81F860" httpUri="https://zenodo.org/record/259836/files/figure.png" pageId="8" pageNumber="515" targetBox="[197,1390,490,1893]" targetPageId="8">
<paragraph id="BB5536DE6E027A36FF7DF843FA81F860" blockId="8.[151,1436,1928,1980]" pageId="8" pageNumber="515">
<emphasis id="899EEACC6E027A36FF7DF843FEC4F841" bold="true" box="[151,277,1928,1950]" pageId="8" pageNumber="515">FIGURE 4.</emphasis>
<taxonomicName id="7CEA4D5D6E027A36FEF7F843FDCFF842" box="[285,542,1928,1950]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="8" pageNumber="515" phylum="Annelida" rank="species" species="tetralobata" status="sp. nov.">
<emphasis id="899EEACC6E027A36FEF7F843FDCFF842" box="[285,542,1928,1950]" italics="true" pageId="8" pageNumber="515">Sphaerosyllis tetralobata</emphasis>
</taxonomicName>
<emphasis id="899EEACC6E027A36FDCDF843FD8BF841" bold="true" box="[551,602,1928,1949]" pageId="8" pageNumber="515">
<taxonomicNameLabel id="92AD57B76E027A36FDCDF843FD8BF841" box="[551,602,1928,1949]" pageId="8" pageNumber="515" rank="species">n.sp.</taxonomicNameLabel>
</emphasis>
(A) Anterior end, dorsal view (arrows indicate parapodial glands). (B) Anterior chaetae. (C) Posterior chaetae. (D) Posterior acicula. (E) Dorsal simple chaeta. (F) Ventral simple chaeta. Scale: 40 µm.
</paragraph>
</caption>
<caption id="EF9566566E037A37FF7DF941FCB0F901" httpUri="https://zenodo.org/record/259837/files/figure.png" pageId="9" pageNumber="516" targetBox="[160,1429,199,1642]" targetPageId="9">
<paragraph id="BB5536DE6E037A37FF7DF941FCB0F901" blockId="9.[151,1436,1674,1757]" pageId="9" pageNumber="516">
<emphasis id="899EEACC6E037A37FF7DF941FEC7F943" bold="true" box="[151,278,1674,1696]" pageId="9" pageNumber="516">FIGURE 5.</emphasis>
SEM micrographs of
<taxonomicName id="7CEA4D5D6E037A37FDEFF941FCD6F97C" box="[517,775,1674,1696]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="9" pageNumber="516" phylum="Annelida" rank="species" species="tetralobata" status="sp. nov.">
<emphasis id="899EEACC6E037A37FDEFF941FCD6F97C" box="[517,775,1674,1696]" italics="true" pageId="9" pageNumber="516">Sphaerosyllis tetralobata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="92AD57B76E037A37FCFAF941FC92F943" box="[784,835,1674,1695]" pageId="9" pageNumber="516" rank="species">
<emphasis id="899EEACC6E037A37FCFAF941FC92F943" bold="true" box="[784,835,1674,1695]" pageId="9" pageNumber="516">n.sp.</emphasis>
</taxonomicNameLabel>
(A) Anterior end, dorsal view. (B) Detail of the dorsum (Roman numerals indicate the annuli of chaetigers). (C) Anterior chaetae. (D) Posterior chaetae. (E) Dorsal simple chaeta. (F) Dorsal simple chaeta. Scale: A, B = 20 µm; C, D, F = 5 µm; E = 2 µm.
</paragraph>
</caption>
<subSubSection id="F3F065556E037A37FF2DF8C1FD10F89B" pageId="9" pageNumber="516" type="materials_examined">
<paragraph id="BB5536DE6E037A37FF2DF8C1FC93F8FF" blockId="9.[199,1255,1802,1935]" box="[199,834,1802,1827]" pageId="9" pageNumber="516">
<materialsCitation id="0B823C836E037A37FF2DF8C1FC93F8FF" ID-GBIF-Occurrence="1300284220" box="[199,834,1802,1827]" location="Acapulco Bay" pageId="9" pageNumber="516" specimenCount="1" stateProvince="Southern" typeStatus="holotype">
<emphasis id="899EEACC6E037A37FF2DF8C1FEB4F8FF" bold="true" box="[199,357,1802,1827]" pageId="9" pageNumber="516">
<typeStatus id="6451887C6E037A37FF2DF8C1FED3F8FF" box="[199,258,1802,1827]" pageId="9" pageNumber="516">Type</typeStatus>
locality.
</emphasis>
<location id="BE3560056E037A37FE86F8C1FDDDF8FF" LSID="urn:lsid:plazi:treatment:334387C86E0D7A37FF7DFF5CFB36F853:BE3560056E037A37FE86F8C1FDDDF8FF" box="[364,524,1802,1827]" name="Acapulco Bay" pageId="9" pageNumber="516" stateProvince="Southern">Acapulco Bay</location>
,
<collectingRegion id="792EF83C6E037A37FDFDF8C1FDADF8FF" box="[535,636,1802,1827]" country="Israel" name="Southern" pageId="9" pageNumber="516">Southern</collectingRegion>
Mexican Pacific.
</materialsCitation>
</paragraph>
<paragraph id="BB5536DE6E037A37FF2DF8E5FD10F89B" blockId="9.[199,1255,1802,1935]" box="[199,705,1838,1863]" pageId="9" pageNumber="516">
<emphasis id="899EEACC6E037A37FF2DF8E5FEFBF89B" bold="true" box="[199,298,1838,1863]" pageId="9" pageNumber="516">Habitat.</emphasis>
Subtidal on medium to coarse sand.
</paragraph>
</subSubSection>
<subSubSection id="F3F065556E037A37FF2DF899FCECF8B7" box="[199,829,1874,1899]" pageId="9" pageNumber="516" type="distribution">
<paragraph id="BB5536DE6E037A37FF2DF899FCECF8B7" blockId="9.[199,1255,1802,1935]" box="[199,829,1874,1899]" pageId="9" pageNumber="516">
<emphasis id="899EEACC6E037A37FF2DF899FEB1F8B7" bold="true" box="[199,352,1874,1899]" pageId="9" pageNumber="516">Distribution.</emphasis>
Acapulco Bay,
<collectingRegion id="792EF83C6E037A37FDF9F899FDA9F8B7" box="[531,632,1874,1899]" country="Israel" name="Southern" pageId="9" pageNumber="516">Southern</collectingRegion>
Mexican Pacific.
</paragraph>
</subSubSection>
<subSubSection id="F3F065556E037A37FF2DF8BDFB36F853" box="[199,1255,1910,1935]" pageId="9" pageNumber="516" type="etymology">
<paragraph id="BB5536DE6E037A37FF2DF8BDFB36F853" blockId="9.[199,1255,1802,1935]" box="[199,1255,1910,1935]" pageId="9" pageNumber="516">
<emphasis id="899EEACC6E037A37FF2DF8BDFE9FF853" bold="true" box="[199,334,1910,1935]" pageId="9" pageNumber="516">Etymology.</emphasis>
The specific epithet
<taxonomicName id="7CEA4D5D6E037A37FDD2F8BDFD64F852" box="[568,693,1910,1934]" class="Polychaeta" family="Syllidae" genus="Sphaerosyllis" kingdom="Animalia" order="Phyllodocida" pageId="9" pageNumber="516" phylum="Annelida" rank="species" species="tetralobata">
<emphasis id="899EEACC6E037A37FDD2F8BDFD64F852" box="[568,693,1910,1934]" italics="true" pageId="9" pageNumber="516">tetralobata</emphasis>
</taxonomicName>
is based on the nature of the four lobed segments.
</paragraph>
</subSubSection>
</treatment>
</document>