treatments-xml/data/43/1C/87/431C87DBFF997B41FF4768FC14035F90.xml
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<document id="B60D9706455CC2CB2669D90F5D0C2CCC" ID-CLB-Dataset="8835" ID-DOI="10.11646/zootaxa.4908.2.1" ID-GBIF-Dataset="65541536-7dc5-42cd-bc83-e41093d93ce0" ID-ISSN="1175-5326" ID-Zenodo-Dep="4438141" ID-ZooBank="940983E2-6C68-4CE5-8023-8B7C981D12BC" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1610613547109" checkinUser="plazi" docAuthor="Erdoğan-Dereli, Deniz &amp; Çinar, Melih Ertan" docDate="2021" docId="431C87DBFF997B41FF4768FC14035F90" docLanguage="en" docName="zootaxa.4908.2.1.pdf" docOrigin="Zootaxa 4908 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Levinsenia longobranchiata Erdoğan-Dereli &amp; Çinar 2021, n. sp." docType="treatment" docVersion="10" lastPageNumber="173" masterDocId="BF25FFA3FF8B7B57FFD06C7B1505585A" masterDocTitle="Levinsenia species (Annelida: Polychaeta: Paraonidae) from the Sea of Marmara with descriptions of two new species" masterLastPageNumber="180" masterPageNumber="151" pageNumber="169" updateTime="1701996755497" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:title id="CE069F376B5CFF8225729D3F2C7E1FEA">Levinsenia species (Annelida: Polychaeta: Paraonidae) from the Sea of Marmara with descriptions of two new species</mods:title>
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<mods:namePart id="4D3C091746D99DA4325BE0CEC6AE46A8">Erdoğan-Dereli, Deniz</mods:namePart>
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<mods:affiliation id="CCDB36C3ED2FC3D403CEB8F35DD763A8">Department of Hydrobiology, Faculty of Fisheries, Ege University, 35100 Bornova, Izmir, Turkey &amp; dnzer 09 @ gmail. com; https: // orcid. org / 0000 - 0003 - 2754 - 8378</mods:affiliation>
<mods:nameIdentifier id="22A6B83A674733E3BD295879758D69C7" type="email">dnzer09@gmail.com</mods:nameIdentifier>
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<mods:namePart id="80461A86C237C6716D811D5E94C701F0">Çinar, Melih Ertan</mods:namePart>
<mods:affiliation id="0141D614E49676714EA21857CC3C6098">Department of Hydrobiology, Faculty of Fisheries, Ege University, 35100 Bornova, Izmir, Turkey</mods:affiliation>
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<taxonomicName id="0CB54D4EFF997B45FF4768FC14EE5CFB" ID-CoL="85RJW" authority="Erdoğan-Dereli &amp; Çinar, 2021" authorityName="Erdoğan-Dereli &amp; Çinar" authorityYear="2021" box="[151,491,1158,1185]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="18" pageNumber="169" phylum="Annelida" rank="species" species="longobranchiata" status="sp. nov.">
<emphasis id="F9C1EADFFF997B45FF4768FC14EE5CFB" bold="true" box="[151,491,1158,1185]" italics="true" pageId="18" pageNumber="169">Levinsenia longobranchiata</emphasis>
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(
<figureCitation id="538E2A48FF997B45FF4F68D014475C9F" box="[159,322,1194,1221]" captionStart-0="FIGURE 15" captionStart-1="FIGURE 16" captionStart-2="FIGURE 17" captionStart-3="FIGURE 18" captionStartId-0="19.[151,250,1943,1967]" captionStartId-1="20.[151,250,1172,1196]" captionStartId-2="21.[151,250,1839,1863]" captionStartId-3="22.[151,250,1069,1093]" captionTargetBox-0="[182,1408,194,1912]" captionTargetBox-1="[189,1398,181,1148]" captionTargetBox-2="[189,1398,849,1816]" captionTargetBox-3="[189,1398,181,1045]" captionTargetId-0="figure-21@19.[179,1408,181,1920]" captionTargetId-1="figure-29@20.[189,1398,181,1148]" captionTargetId-2="figure-296@21.[189,1398,849,1816]" captionTargetId-3="figure-29@22.[189,1398,181,1045]" captionTargetPageId-0="19" captionTargetPageId-1="20" captionTargetPageId-2="21" captionTargetPageId-3="22" captionText-0="FIGURE 15. Levinsenia longobranchiata n. sp. A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm." captionText-1="FIGURE 16. Levinsenia longobranchiata n. sp. A, General view of body, holotype (ESFM-POL/2013-1030); B, Dorsal view of anterior part of body, with retractile cheek organ and palpode, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); C, Notopodial postchaetal lobe from chaetiger 8, paratype (ESFM-POL/2013-1043); D, Branchiae from middle part of branchial region, arrow pointing to unidentified parasites, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); E, Parapodium from a posterior chaetiger with notopodial postchaetal lobe and modified neurochaetae, paratype, (ESFM-POL/2013-1043); F, Modified neurochaeta from chaetiger 52, paratype (ESFM-POL/2013-1043); G, Modified neurochaetae from chaetiger 61, paratype (ESFM-POL/2013-1043). Scale bar: A, 500 µm; B, 90 µm; C, 25 µm; D, 60 µm; E, 30 µm; F, 12 µm; G, 18 µm. Ab- breviations: cho, cheek organ; ep, eversible palpode; ntpcl, notopodial postchaetal lobe." captionText-2="FIGURE 17. Levinsenia longobranchiata n. sp. (paratype, ESFM-POL/2013-1043). A, Lateral view of prostomium and first chaetigers; B, First three chaetigers without notopodial postchaetal lobes; C, Middle branchial chaetiger, with notopodial post- chaetal lobe emerging on branchia; D, Branchia from middle branchial region, with notopodial postchaetal lobe. Scale bar: A, 42 µm; B, 80 µm; C, 38 µm; D, 35 µm. Abbreviations: bran, branchiae; cho, cheek organ; lso, lateral sense organ; no, nuchal organ; ntpcl, notopodial postchaetal lobe; sdcb, short dorsal ciliary band." captionText-3="FIGURE 18. Levinsenia longobranchiata n. sp. (paratype, ESFM-POL/2013-1043). A, General view of body; B, Parapodium from posterior region with lateral sense organ, notopodial postchaetal lobe and modified neurochaeta; C, D, E, Modified neu- rochaetae from posterior chaetigers. Scale bar: A, 170 µm; B, 13 µm; C, 12 µm; D, 3 µm; E, 4 µm. Abbreviations: lso, lateral sense organ; ntpcl, notopodial postchaetal lobe." figureDoi-0="http://doi.org/10.5281/zenodo.4438169" figureDoi-1="http://doi.org/10.5281/zenodo.4438171" figureDoi-2="http://doi.org/10.5281/zenodo.4438175" figureDoi-3="http://doi.org/10.5281/zenodo.4438177" httpUri-0="https://zenodo.org/record/4438169/files/figure.png" httpUri-1="https://zenodo.org/record/4438171/files/figure.png" httpUri-2="https://zenodo.org/record/4438175/files/figure.png" httpUri-3="https://zenodo.org/record/4438177/files/figure.png" pageId="18" pageNumber="169">Figures 1518</figureCitation>
)
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<taxonomicName id="0CB54D4EFF997B45FF47689114B15D58" authority="Erdoğan-Dereli &amp; Çinar, 2021" authorityName="Erdoğan-Dereli &amp; Çinar" authorityYear="2021" box="[151,436,1258,1282]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="18" pageNumber="169" phylum="Annelida" rank="species" species="longobranchiata" status="sp. nov.">
<emphasis id="F9C1EADFFF997B45FF47689114B15D58" box="[151,436,1258,1282]" italics="true" pageId="18" pageNumber="169">Levinsenia longobranchiata</emphasis>
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<taxonomicNameLabel id="E2F257A4FF997B45FE6A689114F15D58" box="[442,500,1258,1282]" pageId="18" pageNumber="169" rank="species">n. sp.</taxonomicNameLabel>
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:
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urn:lsid:zoobank.org:act:
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, Y27,
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, black mud,
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, mud,
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;
<materialsCitation id="7BDD3C90FF997B45FEBE69BB14785DA4" ID-GBIF-Occurrence="3019427368" collectingDate="2013-06-20" collectionCode="ESFM-POL" elevation="50" latitude="40.761944" longLatPrecision="19" longitude="29.494167" pageId="18" pageNumber="169" specimenCode="ESFM-POL/2013-1054" specimenCount="1" typeStatus="paratype">
<specimenCode id="9B139EB6FF997B45FEBE69BB177F5D81" box="[366,634,1472,1499]" collectionCode="ESFM-POL" pageId="18" pageNumber="169">ESFM-POL/2013-1054</specimenCode>
,
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<collectingDate id="AF4FE9E5FF997B45FD5469BB16195D80" box="[644,796,1472,1499]" pageId="18" pageNumber="169" value="2013-06-20">20 June 2013</collectingDate>
</date>
, Y42,
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,
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, muddy sand with pebbles,
<specimenCount id="DDB3FD44FF997B45FF2B699F14785DA4" box="[251,381,1508,1534]" pageId="18" pageNumber="169" type="generic">1 specimen</specimenCount>
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.
</paragraph>
</subSubSection>
<subSubSection id="83AF6546FF997B42FF176A73176C5B63" lastPageId="21" lastPageNumber="172" pageId="18" pageNumber="169" type="description">
<paragraph id="CB0A36CDFF997B45FF176A7314125EE8" blockId="18.[151,1437,1328,2003]" pageId="18" pageNumber="169">
<emphasis id="F9C1EADFFF997B45FF176A7314545E78" bold="true" box="[199,337,1544,1570]" pageId="18" pageNumber="169">Description</emphasis>
.
<typeStatus id="140E886FFF997B45FEB26A7314CF5E78" box="[354,458,1544,1570]" pageId="18" pageNumber="169" type="holotype">Holotype</typeStatus>
incomplete, 5.5 mm long, 0.21 mm wide for 50 chaetigers; all
<typeStatus id="140E886FFF997B45FB756A7210155E79" box="[1189,1296,1545,1571]" pageId="18" pageNumber="169" type="paratype">paratypes</typeStatus>
incomplete, 3.3412.15 mm long, 0.100.21 mm wide for 2583 chaetigers. Color in alcohol dull white (
<figureCitation id="538E2A48FF997B45FB766A57100A5E1D" box="[1190,1295,1580,1607]" captionStart="FIGURE 16" captionStartId="20.[151,250,1172,1196]" captionTargetBox="[189,1398,181,1148]" captionTargetId="figure-29@20.[189,1398,181,1148]" captionTargetPageId="20" captionText="FIGURE 16. Levinsenia longobranchiata n. sp. A, General view of body, holotype (ESFM-POL/2013-1030); B, Dorsal view of anterior part of body, with retractile cheek organ and palpode, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); C, Notopodial postchaetal lobe from chaetiger 8, paratype (ESFM-POL/2013-1043); D, Branchiae from middle part of branchial region, arrow pointing to unidentified parasites, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); E, Parapodium from a posterior chaetiger with notopodial postchaetal lobe and modified neurochaetae, paratype, (ESFM-POL/2013-1043); F, Modified neurochaeta from chaetiger 52, paratype (ESFM-POL/2013-1043); G, Modified neurochaetae from chaetiger 61, paratype (ESFM-POL/2013-1043). Scale bar: A, 500 µm; B, 90 µm; C, 25 µm; D, 60 µm; E, 30 µm; F, 12 µm; G, 18 µm. Ab- breviations: cho, cheek organ; ep, eversible palpode; ntpcl, notopodial postchaetal lobe." figureDoi="http://doi.org/10.5281/zenodo.4438171" httpUri="https://zenodo.org/record/4438171/files/figure.png" pageId="18" pageNumber="169">Fig. 16A</figureCitation>
). Body slender, fragile; anterior part of body slightly wider and anterio-dorsal side slightly swollen in prebranchial chaetigers; prebranchial and branchial chaetigers nearly of same width; posterior part of body filiform and spiral (
<figureCitation id="538E2A48FF997B45FAFA6A0F10925ED5" box="[1322,1431,1652,1679]" captionStart="FIGURE 15" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[182,1408,194,1912]" captionTargetId="figure-21@19.[179,1408,181,1920]" captionTargetPageId="19" captionText="FIGURE 15. Levinsenia longobranchiata n. sp. A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm." figureDoi="http://doi.org/10.5281/zenodo.4438169" httpUri="https://zenodo.org/record/4438169/files/figure.png" pageId="18" pageNumber="169">Figs 15A</figureCitation>
;
<figureCitation id="538E2A48FF997B45FF476AE315CE5EE8" box="[151,203,1688,1714]" captionStart="FIGURE 16" captionStartId="20.[151,250,1172,1196]" captionTargetBox="[189,1398,181,1148]" captionTargetId="figure-29@20.[189,1398,181,1148]" captionTargetPageId="20" captionText="FIGURE 16. Levinsenia longobranchiata n. sp. A, General view of body, holotype (ESFM-POL/2013-1030); B, Dorsal view of anterior part of body, with retractile cheek organ and palpode, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); C, Notopodial postchaetal lobe from chaetiger 8, paratype (ESFM-POL/2013-1043); D, Branchiae from middle part of branchial region, arrow pointing to unidentified parasites, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); E, Parapodium from a posterior chaetiger with notopodial postchaetal lobe and modified neurochaetae, paratype, (ESFM-POL/2013-1043); F, Modified neurochaeta from chaetiger 52, paratype (ESFM-POL/2013-1043); G, Modified neurochaetae from chaetiger 61, paratype (ESFM-POL/2013-1043). Scale bar: A, 500 µm; B, 90 µm; C, 25 µm; D, 60 µm; E, 30 µm; F, 12 µm; G, 18 µm. Ab- breviations: cho, cheek organ; ep, eversible palpode; ntpcl, notopodial postchaetal lobe." figureDoi="http://doi.org/10.5281/zenodo.4438171" httpUri="https://zenodo.org/record/4438171/files/figure.png" pageId="18" pageNumber="169">16A</figureCitation>
;
<figureCitation id="538E2A48FF997B45FF066AE3140E5EE8" box="[214,267,1688,1714]" captionStart="FIGURE 18" captionStartId="22.[151,250,1069,1093]" captionTargetBox="[189,1398,181,1045]" captionTargetId="figure-29@22.[189,1398,181,1045]" captionTargetPageId="22" captionText="FIGURE 18. Levinsenia longobranchiata n. sp. (paratype, ESFM-POL/2013-1043). A, General view of body; B, Parapodium from posterior region with lateral sense organ, notopodial postchaetal lobe and modified neurochaeta; C, D, E, Modified neu- rochaetae from posterior chaetigers. Scale bar: A, 170 µm; B, 13 µm; C, 12 µm; D, 3 µm; E, 4 µm. Abbreviations: lso, lateral sense organ; ntpcl, notopodial postchaetal lobe." figureDoi="http://doi.org/10.5281/zenodo.4438177" httpUri="https://zenodo.org/record/4438177/files/figure.png" pageId="18" pageNumber="169">18A</figureCitation>
).
</paragraph>
<paragraph id="CB0A36CDFF997B45FF176AC710485F3C" blockId="18.[151,1437,1328,2003]" pageId="18" pageNumber="169">
Prostomium conical, longer than wide (ratio length / width: 1.27); anterior part of prostomium somewhat truncated, with an eversible palpode, without eyes (
<figureCitation id="538E2A48FF997B45FD796A9B16165EA1" box="[681,787,1760,1787]" captionStart="FIGURE 15" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[182,1408,194,1912]" captionTargetId="figure-21@19.[179,1408,181,1920]" captionTargetPageId="19" captionText="FIGURE 15. Levinsenia longobranchiata n. sp. A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm." figureDoi="http://doi.org/10.5281/zenodo.4438169" httpUri="https://zenodo.org/record/4438169/files/figure.png" pageId="18" pageNumber="169">Figs 15B</figureCitation>
;
<figureCitation id="538E2A48FF997B45FCCF6A9B16545EA0" box="[799,849,1760,1786]" captionStart="FIGURE 16" captionStartId="20.[151,250,1172,1196]" captionTargetBox="[189,1398,181,1148]" captionTargetId="figure-29@20.[189,1398,181,1148]" captionTargetPageId="20" captionText="FIGURE 16. Levinsenia longobranchiata n. sp. A, General view of body, holotype (ESFM-POL/2013-1030); B, Dorsal view of anterior part of body, with retractile cheek organ and palpode, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); C, Notopodial postchaetal lobe from chaetiger 8, paratype (ESFM-POL/2013-1043); D, Branchiae from middle part of branchial region, arrow pointing to unidentified parasites, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); E, Parapodium from a posterior chaetiger with notopodial postchaetal lobe and modified neurochaetae, paratype, (ESFM-POL/2013-1043); F, Modified neurochaeta from chaetiger 52, paratype (ESFM-POL/2013-1043); G, Modified neurochaetae from chaetiger 61, paratype (ESFM-POL/2013-1043). Scale bar: A, 500 µm; B, 90 µm; C, 25 µm; D, 60 µm; E, 30 µm; F, 12 µm; G, 18 µm. Ab- breviations: cho, cheek organ; ep, eversible palpode; ntpcl, notopodial postchaetal lobe." figureDoi="http://doi.org/10.5281/zenodo.4438171" httpUri="https://zenodo.org/record/4438171/files/figure.png" pageId="18" pageNumber="169">16B</figureCitation>
;
<figureCitation id="538E2A48FF997B45FC8D6A9B16945EA0" box="[861,913,1760,1786]" captionStart="FIGURE 17" captionStartId="21.[151,250,1839,1863]" captionTargetBox="[189,1398,849,1816]" captionTargetId="figure-296@21.[189,1398,849,1816]" captionTargetPageId="21" captionText="FIGURE 17. Levinsenia longobranchiata n. sp. (paratype, ESFM-POL/2013-1043). A, Lateral view of prostomium and first chaetigers; B, First three chaetigers without notopodial postchaetal lobes; C, Middle branchial chaetiger, with notopodial post- chaetal lobe emerging on branchia; D, Branchia from middle branchial region, with notopodial postchaetal lobe. Scale bar: A, 42 µm; B, 80 µm; C, 38 µm; D, 35 µm. Abbreviations: bran, branchiae; cho, cheek organ; lso, lateral sense organ; no, nuchal organ; ntpcl, notopodial postchaetal lobe; sdcb, short dorsal ciliary band." figureDoi="http://doi.org/10.5281/zenodo.4438175" httpUri="https://zenodo.org/record/4438175/files/figure.png" pageId="18" pageNumber="169">17A</figureCitation>
). A pair of nuchal organs as narrow, deep short slits, vertically placed on dorso-lateral sides of posterior part of prostomium; with scarce internal cilia; without pigmentation. (
<figureCitation id="538E2A48FF997B45FECC6B53146B5F19" box="[284,366,1832,1859]" captionStart="FIGURE 15" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[182,1408,194,1912]" captionTargetId="figure-21@19.[179,1408,181,1920]" captionTargetPageId="19" captionText="FIGURE 15. Levinsenia longobranchiata n. sp. A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm." figureDoi="http://doi.org/10.5281/zenodo.4438169" httpUri="https://zenodo.org/record/4438169/files/figure.png" pageId="18" pageNumber="169">Figs 15</figureCitation>
AB; 16AB; 17A). Cilia patches and lateral organ absent on lateral sides of prostomium. Cheek organ present, located on lateral sides of prostomium, retractile, rounded in shape (
<figureCitation id="538E2A48FF997B45FBE66B37118C5F3D" box="[1078,1161,1868,1895]" captionStart="FIGURE 15" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[182,1408,194,1912]" captionTargetId="figure-21@19.[179,1408,181,1920]" captionTargetPageId="19" captionText="FIGURE 15. Levinsenia longobranchiata n. sp. A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm." figureDoi="http://doi.org/10.5281/zenodo.4438169" httpUri="https://zenodo.org/record/4438169/files/figure.png" pageId="18" pageNumber="169">Figs 15</figureCitation>
AC; 16B; 17A).
</paragraph>
<paragraph id="CB0A36CDFF997B45FF176B0B17FF5F89" blockId="18.[151,1437,1328,2003]" pageId="18" pageNumber="169">
Peristomium indistinct on dorsal and lateral sides, only discernable under SEM, partly fused with anterior margin of chaetiger 1 on dorsal side. Mouth with two buccal lips; one placed anteriorly and one placed posteriorly, extending to anterior margin of chaetiger 1 (
<figureCitation id="538E2A48FF997B45FD576BC317E85F89" box="[647,749,1976,2003]" captionStart="FIGURE 15" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[182,1408,194,1912]" captionTargetId="figure-21@19.[179,1408,181,1920]" captionTargetPageId="19" captionText="FIGURE 15. Levinsenia longobranchiata n. sp. A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm." figureDoi="http://doi.org/10.5281/zenodo.4438169" httpUri="https://zenodo.org/record/4438169/files/figure.png" pageId="18" pageNumber="169">Fig. 15C</figureCitation>
).
</paragraph>
<caption id="9FCA6645FF987B44FF476BEC11F25FA2" ID-DOI="http://doi.org/10.5281/zenodo.4438169" ID-Zenodo-Dep="4438169" httpUri="https://zenodo.org/record/4438169/files/figure.png" pageId="19" pageNumber="170" startId="19.[151,250,1943,1967]" targetBox="[182,1408,194,1912]" targetPageId="19">
<paragraph id="CB0A36CDFF987B44FF476BEC11F25FA2" blockId="19.[151,1436,1943,2040]" pageId="19" pageNumber="170">
<emphasis id="F9C1EADFFF987B44FF476BEC141C5FF5" bold="true" box="[151,281,1943,1967]" pageId="19" pageNumber="170">FIGURE 15</emphasis>
.
<taxonomicName id="0CB54D4EFF987B44FEF66BE317415FEA" authority="Erdoğan-Dereli &amp; Çinar, 2021" authorityName="Erdoğan-Dereli &amp; Çinar" authorityYear="2021" box="[294,580,1944,1968]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="19" pageNumber="170" phylum="Annelida" rank="species" species="longobranchiata" status="sp. nov.">
<emphasis id="F9C1EADFFF987B44FEF66BE317415FEA" box="[294,580,1944,1968]" italics="true" pageId="19" pageNumber="170">Levinsenia longobranchiata</emphasis>
</taxonomicName>
<emphasis id="F9C1EADFFF987B44FD9A6BE317865FF5" bold="true" box="[586,643,1944,1968]" pageId="19" pageNumber="170">
<taxonomicNameLabel id="E2F257A4FF987B44FD9A6BE317865FF5" box="[586,643,1944,1968]" pageId="19" pageNumber="170" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm.
</paragraph>
</caption>
<caption id="9FCA6645FF9F7B43FF4768EF110A5DF2" ID-DOI="http://doi.org/10.5281/zenodo.4438171" ID-Zenodo-Dep="4438171" httpUri="https://zenodo.org/record/4438171/files/figure.png" pageId="20" pageNumber="171" startId="20.[151,250,1172,1196]" targetBox="[189,1398,181,1148]" targetPageId="20">
<paragraph id="CB0A36CDFF9F7B43FF4768EF110A5DF2" blockId="20.[151,1436,1172,1449]" pageId="20" pageNumber="171">
<emphasis id="F9C1EADFFF9F7B43FF4768EF141F5CF6" bold="true" box="[151,282,1172,1196]" pageId="20" pageNumber="171">FIGURE 16</emphasis>
.
<taxonomicName id="0CB54D4EFF9F7B43FEF768EE17405CF6" authority="Erdoğan-Dereli &amp; Çinar, 2021" authorityName="Erdoğan-Dereli &amp; Çinar" authorityYear="2021" box="[295,581,1172,1196]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="20" pageNumber="171" phylum="Annelida" rank="species" species="longobranchiata" status="sp. nov.">
<emphasis id="F9C1EADFFF9F7B43FEF768EE17405CF6" box="[295,581,1172,1196]" italics="true" pageId="20" pageNumber="171">Levinsenia longobranchiata</emphasis>
</taxonomicName>
<emphasis id="F9C1EADFFF9F7B43FD9C68EF17835CF6" bold="true" box="[588,646,1172,1196]" pageId="20" pageNumber="171">
<taxonomicNameLabel id="E2F257A4FF9F7B43FD9C68EF17835CF6" box="[588,646,1172,1196]" pageId="20" pageNumber="171" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
A, General view of body, holotype (ESFM-POL/2013-1030); B, Dorsal view of anterior part of body, with retractile cheek organ and palpode, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); C, Notopodial postchaetal lobe from chaetiger 8, paratype (ESFM-POL/2013-1043); D, Branchiae from middle part of branchial region, arrow pointing to unidentified parasites, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); E, Parapodium from a posterior chaetiger with notopodial postchaetal lobe and modified neurochaetae, paratype, (ESFM-POL/2013-1043); F, Modified neurochaeta from chaetiger 52, paratype (ESFM-POL/2013-1043); G, Modified neurochaetae from chaetiger 61, paratype (ESFM-POL/2013-1043). Scale bar: A, 500 µm; B, 90 µm; C, 25 µm; D, 60 µm; E, 30 µm; F, 12 µm; G, 18 µm. Abbreviations: cho, cheek organ; ep, eversible palpode; ntpcl, notopodial postchaetal lobe.
</paragraph>
</caption>
<paragraph id="CB0A36CDFF9F7B43FF176981163C5E62" blockId="20.[151,1437,1530,2025]" pageId="20" pageNumber="171">
Short dorsal ciliary bands (sdcb) present, located just ventral to each branchial base, arranged as a transversal line (
<figureCitation id="538E2A48FF9F7B43FF016A6514325E62" box="[209,311,1566,1592]" captionStart="FIGURE 17" captionStartId="21.[151,250,1839,1863]" captionTargetBox="[189,1398,849,1816]" captionTargetId="figure-296@21.[189,1398,849,1816]" captionTargetPageId="21" captionText="FIGURE 17. Levinsenia longobranchiata n. sp. (paratype, ESFM-POL/2013-1043). A, Lateral view of prostomium and first chaetigers; B, First three chaetigers without notopodial postchaetal lobes; C, Middle branchial chaetiger, with notopodial post- chaetal lobe emerging on branchia; D, Branchia from middle branchial region, with notopodial postchaetal lobe. Scale bar: A, 42 µm; B, 80 µm; C, 38 µm; D, 35 µm. Abbreviations: bran, branchiae; cho, cheek organ; lso, lateral sense organ; no, nuchal organ; ntpcl, notopodial postchaetal lobe; sdcb, short dorsal ciliary band." figureDoi="http://doi.org/10.5281/zenodo.4438175" httpUri="https://zenodo.org/record/4438175/files/figure.png" pageId="20" pageNumber="171">Fig. 17C</figureCitation>
); ciliary bands absent on ventral side of body.
</paragraph>
<paragraph id="CB0A36CDFF9F7B43FF176A3911EA5F4A" blockId="20.[151,1437,1530,2025]" pageId="20" pageNumber="171">
Branchiae 12 pairs in
<typeStatus id="140E886FFF9F7B43FE126A3917225E06" box="[450,551,1602,1628]" pageId="20" pageNumber="171" type="holotype">holotype</typeStatus>
, 1013 pairs in
<typeStatus id="140E886FFF9F7B43FD0E6A3816495E07" box="[734,844,1603,1629]" pageId="20" pageNumber="171" type="paratype">paratypes</typeStatus>
, starting on chaetiger 6 (in
<typeStatus id="140E886FFF9F7B43FB556A3911E25E06" box="[1157,1255,1602,1628]" pageId="20" pageNumber="171" type="holotype">holotype</typeStatus>
and
<typeStatus id="140E886FFF9F7B43FAF06A3810955E07" box="[1312,1424,1603,1629]" pageId="20" pageNumber="171" type="paratype">paratypes</typeStatus>
); very long (two and a half times the segment width), flattened dorso-ventrally, with a rounded tip; relatively short on chaetigers 67, getting longer to middle and posterior parts of branchial region, shortest on last branchiferous chaetiger; dense ciliary bands present on both sides of outer margin of branchiae to pre-tip region (
<figureCitation id="538E2A48FF9F7B43FB3D6AD5105C5E93" box="[1261,1369,1710,1737]" captionStart="FIGURE 15" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[182,1408,194,1912]" captionTargetId="figure-21@19.[179,1408,181,1920]" captionTargetPageId="19" captionText="FIGURE 15. Levinsenia longobranchiata n. sp. A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm." figureDoi="http://doi.org/10.5281/zenodo.4438169" httpUri="https://zenodo.org/record/4438169/files/figure.png" pageId="20" pageNumber="171">Figs 15A</figureCitation>
;
<figureCitation id="538E2A48FF9F7B43FAB56AD5109D5E92" box="[1381,1432,1710,1736]" captionStart="FIGURE 16" captionStartId="20.[151,250,1172,1196]" captionTargetBox="[189,1398,181,1148]" captionTargetId="figure-29@20.[189,1398,181,1148]" captionTargetPageId="20" captionText="FIGURE 16. Levinsenia longobranchiata n. sp. A, General view of body, holotype (ESFM-POL/2013-1030); B, Dorsal view of anterior part of body, with retractile cheek organ and palpode, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); C, Notopodial postchaetal lobe from chaetiger 8, paratype (ESFM-POL/2013-1043); D, Branchiae from middle part of branchial region, arrow pointing to unidentified parasites, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); E, Parapodium from a posterior chaetiger with notopodial postchaetal lobe and modified neurochaetae, paratype, (ESFM-POL/2013-1043); F, Modified neurochaeta from chaetiger 52, paratype (ESFM-POL/2013-1043); G, Modified neurochaetae from chaetiger 61, paratype (ESFM-POL/2013-1043). Scale bar: A, 500 µm; B, 90 µm; C, 25 µm; D, 60 µm; E, 30 µm; F, 12 µm; G, 18 µm. Ab- breviations: cho, cheek organ; ep, eversible palpode; ntpcl, notopodial postchaetal lobe." figureDoi="http://doi.org/10.5281/zenodo.4438171" httpUri="https://zenodo.org/record/4438171/files/figure.png" pageId="20" pageNumber="171">16A</figureCitation>
, CD; 17CD);
<quantity id="0C4D9B28FF9F7B43FE966AA9149B5EB7" box="[326,414,1746,1773]" metricMagnitude="-1" metricUnit="m" metricValue="2.85" pageId="20" pageNumber="171" unit="mm" value="285.0">285 µm</quantity>
long in anterior part, ca.
<quantity id="0C4D9B28FF9F7B43FD6F6AA916125EB7" box="[703,791,1746,1773]" metricMagnitude="-1" metricUnit="m" metricValue="3.85" pageId="20" pageNumber="171" unit="mm" value="385.0">385 µm</quantity>
long in middle part, ca.
<quantity id="0C4D9B28FF9F7B43FBFE6AA911835EB7" box="[1070,1158,1746,1773]" metricMagnitude="-1" metricUnit="m" metricValue="2.92" pageId="20" pageNumber="171" unit="mm" value="292.0">292 µm</quantity>
long in posterior part of branchial region; varying between 258441 μm long in
<typeStatus id="140E886FFF9F7B43FCD86A8C16725F4B" box="[776,887,1783,1809]" pageId="20" pageNumber="171" type="paratype">paratypes</typeStatus>
. Notopodia fused with branchiae.
</paragraph>
<paragraph id="CB0A36CDFF9F7B43FF176B6110925F26" blockId="20.[151,1437,1530,2025]" pageId="20" pageNumber="171">
Interramal lobes and notopodial papilla absent. Notopodial postchaetal lobes absent on prebranchial chaetigers (
<figureCitation id="538E2A48FF9F7B43FF4F6B45140C5F03" box="[159,265,1854,1881]" captionStart="FIGURE 15" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[182,1408,194,1912]" captionTargetId="figure-21@19.[179,1408,181,1920]" captionTargetPageId="19" captionText="FIGURE 15. Levinsenia longobranchiata n. sp. A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm." figureDoi="http://doi.org/10.5281/zenodo.4438169" httpUri="https://zenodo.org/record/4438169/files/figure.png" pageId="20" pageNumber="171">Figs 15B</figureCitation>
;
<figureCitation id="538E2A48FF9F7B43FEC56B45146D5F03" box="[277,360,1854,1881]" captionStart="FIGURE 17" captionStartId="21.[151,250,1839,1863]" captionTargetBox="[189,1398,849,1816]" captionTargetId="figure-296@21.[189,1398,849,1816]" captionTargetPageId="21" captionText="FIGURE 17. Levinsenia longobranchiata n. sp. (paratype, ESFM-POL/2013-1043). A, Lateral view of prostomium and first chaetigers; B, First three chaetigers without notopodial postchaetal lobes; C, Middle branchial chaetiger, with notopodial post- chaetal lobe emerging on branchia; D, Branchia from middle branchial region, with notopodial postchaetal lobe. Scale bar: A, 42 µm; B, 80 µm; C, 38 µm; D, 35 µm. Abbreviations: bran, branchiae; cho, cheek organ; lso, lateral sense organ; no, nuchal organ; ntpcl, notopodial postchaetal lobe; sdcb, short dorsal ciliary band." figureDoi="http://doi.org/10.5281/zenodo.4438175" httpUri="https://zenodo.org/record/4438175/files/figure.png" pageId="20" pageNumber="171">17A, B</figureCitation>
); starting on chaetiger 6 (branchial region), emerging on branchiae, very short, bottle shaped; in postbranchial region similarly shaped, (
<figureCitation id="538E2A48FF9F7B43FD826B1917A05F27" box="[594,677,1890,1917]" captionStart="FIGURE 15" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[182,1408,194,1912]" captionTargetId="figure-21@19.[179,1408,181,1920]" captionTargetPageId="19" captionText="FIGURE 15. Levinsenia longobranchiata n. sp. A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm." figureDoi="http://doi.org/10.5281/zenodo.4438169" httpUri="https://zenodo.org/record/4438169/files/figure.png" pageId="20" pageNumber="171">Figs 15</figureCitation>
AB; 16C, E; 17AD; 18B). Neuropodial postchaetal lobes absent.
</paragraph>
<paragraph id="CB0A36CDFF9F7B42FF176BFD165B588F" blockId="20.[151,1437,1530,2025]" lastBlockId="21.[151,1437,150,825]" lastPageId="21" lastPageNumber="172" pageId="20" pageNumber="171">
Lateral sense organs present on all chaetigers, located between notopodia and neuropodia, just posterior to notopodial postchaetal lobes; more or less elliptical with irregular clustered pores from prebranchial region to end of body (
<figureCitation id="538E2A48FF9F7B43FF0D6BB5142A5FB2" box="[221,303,1998,2024]" captionStart="FIGURE 17" captionStartId="21.[151,250,1839,1863]" captionTargetBox="[189,1398,849,1816]" captionTargetId="figure-296@21.[189,1398,849,1816]" captionTargetPageId="21" captionText="FIGURE 17. Levinsenia longobranchiata n. sp. (paratype, ESFM-POL/2013-1043). A, Lateral view of prostomium and first chaetigers; B, First three chaetigers without notopodial postchaetal lobes; C, Middle branchial chaetiger, with notopodial post- chaetal lobe emerging on branchia; D, Branchia from middle branchial region, with notopodial postchaetal lobe. Scale bar: A, 42 µm; B, 80 µm; C, 38 µm; D, 35 µm. Abbreviations: bran, branchiae; cho, cheek organ; lso, lateral sense organ; no, nuchal organ; ntpcl, notopodial postchaetal lobe; sdcb, short dorsal ciliary band." figureDoi="http://doi.org/10.5281/zenodo.4438175" httpUri="https://zenodo.org/record/4438175/files/figure.png" pageId="20" pageNumber="171">Figs 17</figureCitation>
BC; 18B); with 45 pores in prebranchial region (long axis of organ: 2.53 μm), with 56 pores (long axis: 23.5 μm) in branchial region, with 1112 pores (long axis: 55.5 μm) in postbranchial region; with flexible cilia distinctly protruding from opening or embedded into pore.
</paragraph>
<paragraph id="CB0A36CDFF9E7B42FF176CA4109958A3" blockId="21.[151,1437,150,825]" box="[199,1436,223,249]" pageId="21" pageNumber="172">
Three
<typeStatus id="140E886FFF9E7B42FEDE6CA4144D58A3" box="[270,328,223,249]" pageId="21" pageNumber="172">types</typeStatus>
of chaetae present on chaetigers: limbate, capillary and modified neurochaeta (
<figureCitation id="538E2A48FF9E7B42FB786CA411FC58A3" box="[1192,1273,223,249]" captionStart="FIGURE 17" captionStartId="21.[151,250,1839,1863]" captionTargetBox="[189,1398,849,1816]" captionTargetId="figure-296@21.[189,1398,849,1816]" captionTargetPageId="21" captionText="FIGURE 17. Levinsenia longobranchiata n. sp. (paratype, ESFM-POL/2013-1043). A, Lateral view of prostomium and first chaetigers; B, First three chaetigers without notopodial postchaetal lobes; C, Middle branchial chaetiger, with notopodial post- chaetal lobe emerging on branchia; D, Branchia from middle branchial region, with notopodial postchaetal lobe. Scale bar: A, 42 µm; B, 80 µm; C, 38 µm; D, 35 µm. Abbreviations: bran, branchiae; cho, cheek organ; lso, lateral sense organ; no, nuchal organ; ntpcl, notopodial postchaetal lobe; sdcb, short dorsal ciliary band." figureDoi="http://doi.org/10.5281/zenodo.4438175" httpUri="https://zenodo.org/record/4438175/files/figure.png" pageId="21" pageNumber="172">Figs 17</figureCitation>
AB, D; 18B).
</paragraph>
<paragraph id="CB0A36CDFF9E7B42FF176D7811DB593F" blockId="21.[151,1437,150,825]" pageId="21" pageNumber="172">
Limbate chaetae of one
<typeStatus id="140E886FFF9E7B42FE346D78171D5947" box="[484,536,259,285]" pageId="21" pageNumber="172">type</typeStatus>
; present on both notopodia and neuropodia of chaetigers 15, long, thin and straight with fibrils along edge (hirsute), positioning straight, colorless; in notopodia, numbering 38, arranged in two rows, ca.
<quantity id="0C4D9B28FF9E7B42FEE36D301479593F" box="[307,380,331,357]" metricMagnitude="-2" metricUnit="m" metricValue="8.6" pageId="21" pageNumber="172" unit="mm" value="86.0">86 µm</quantity>
long; in neuropodia, numbering 310, arranged in two rows, ca.
<quantity id="0C4D9B28FF9E7B42FB856D30119B593F" box="[1109,1182,331,357]" metricMagnitude="-2" metricUnit="m" metricValue="8.3" pageId="21" pageNumber="172" unit="mm" value="83.0">83 µm</quantity>
long.
</paragraph>
<paragraph id="CB0A36CDFF9E7B42FF176D1415F95A43" blockId="21.[151,1437,150,825]" pageId="21" pageNumber="172">
Capillary chaetae starting from noto- and neuropodia of chaetiger 6 to posterior-most chaetiger; in middle notopodia, numbering
<quantity id="0C4D9B28FF9E7B42FEB46DE814A959F7" box="[356,428,403,429]" metricMagnitude="-1" metricUnit="m" metricValue="1.143" metricValueMax="1.524" metricValueMin="0.762" pageId="21" pageNumber="172" unit="in" value="4.5" valueMax="6.0" valueMin="3.0">36 in</quantity>
each ramus, arranged in two rows and ca. 90 μm long; in posterior notopodia, numbering
<quantity id="0C4D9B28FF9E7B42FF476DCC15DA598B" box="[151,223,439,465]" metricMagnitude="-2" metricUnit="m" metricValue="6.35" metricValueMax="7.62" metricValueMin="5.08" pageId="21" pageNumber="172" unit="in" value="2.5" valueMax="3.0" valueMin="2.0">23 in</quantity>
each ramus, arranged in one row and ca. 30 μm long; in middle neuropodia, numbering
<quantity id="0C4D9B28FF9E7B42FB176DCD100B598B" box="[1223,1294,438,465]" metricMagnitude="-1" metricUnit="m" metricValue="1.778" metricValueMax="2.286" metricValueMin="1.27" pageId="21" pageNumber="172" unit="in" value="7.0" valueMax="9.0" valueMin="5.0">59 in</quantity>
each ramus, arranged in two rows and ca. 160 μm long; in posterior neuropodia, numbering 35, arranged in one row and ca. 44 μm long.
</paragraph>
<paragraph id="CB0A36CDFF9E7B42FF176E58162D5AF3" blockId="21.[151,1437,150,825]" pageId="21" pageNumber="172">
Modified neuropodial chaetae present from chaetiger 23 to end of body (from
<quantity id="0C4D9B28FF9E7B42FBE66E59119C5A67" box="[1078,1177,546,573]" metricMagnitude="-1" metricUnit="m" metricValue="5.715" metricValueMax="6.35" metricValueMin="5.08" pageId="21" pageNumber="172" unit="in" value="22.5" valueMax="25.0" valueMin="20.0">2025 in</quantity>
<typeStatus id="140E886FFF9E7B42FB706E5810155A67" box="[1184,1296,547,573]" pageId="21" pageNumber="172" type="paratype">paratypes</typeStatus>
), numbering 48 per fascicle, arranged in one row, superior chaetae much longer (about
<quantity id="0C4D9B28FF9E7B42FC3E6E3D113E5A3B" box="[1006,1083,582,609]" metricMagnitude="-2" metricUnit="m" metricValue="4.5" pageId="21" pageNumber="172" unit="mm" value="45.0">45 µm</quantity>
), inferior chaetae much shorter and curved; hook- shaped with longitudinal stripes, slightly curved, with distinct, fibrillary hood on concave side, tip naked and abruptly tapered (
<figureCitation id="538E2A48FF9E7B42FE2B6EF417625AF3" box="[507,615,654,681]" captionStart="FIGURE 15" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[182,1408,194,1912]" captionTargetId="figure-21@19.[179,1408,181,1920]" captionTargetPageId="19" captionText="FIGURE 15. Levinsenia longobranchiata n. sp. A, Anterio-lateral view, holotype (ESFM-POL/2013-1030); B, Anterio-dorsal view, paratype (ESFM-POL/2013-1043); C, Anterio-ventral view, paratype (ESFM-POL/2013-1043); D, Modified neurochaeta from chaetiger 42, holotype (ESFM-POL/2013-1030). Scale bar: A, 294 µm; B, 178 µm; C, 26 µm; D, 28 µm." figureDoi="http://doi.org/10.5281/zenodo.4438169" httpUri="https://zenodo.org/record/4438169/files/figure.png" pageId="21" pageNumber="172">Figs 15D</figureCitation>
;
<figureCitation id="538E2A48FF9E7B42FDA26EF417885AF3" box="[626,653,655,681]" captionStart="FIGURE 16" captionStartId="20.[151,250,1172,1196]" captionTargetBox="[189,1398,181,1148]" captionTargetId="figure-29@20.[189,1398,181,1148]" captionTargetPageId="20" captionText="FIGURE 16. Levinsenia longobranchiata n. sp. A, General view of body, holotype (ESFM-POL/2013-1030); B, Dorsal view of anterior part of body, with retractile cheek organ and palpode, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); C, Notopodial postchaetal lobe from chaetiger 8, paratype (ESFM-POL/2013-1043); D, Branchiae from middle part of branchial region, arrow pointing to unidentified parasites, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); E, Parapodium from a posterior chaetiger with notopodial postchaetal lobe and modified neurochaetae, paratype, (ESFM-POL/2013-1043); F, Modified neurochaeta from chaetiger 52, paratype (ESFM-POL/2013-1043); G, Modified neurochaetae from chaetiger 61, paratype (ESFM-POL/2013-1043). Scale bar: A, 500 µm; B, 90 µm; C, 25 µm; D, 60 µm; E, 30 µm; F, 12 µm; G, 18 µm. Ab- breviations: cho, cheek organ; ep, eversible palpode; ntpcl, notopodial postchaetal lobe." figureDoi="http://doi.org/10.5281/zenodo.4438171" httpUri="https://zenodo.org/record/4438171/files/figure.png" pageId="21" pageNumber="172">16</figureCitation>
EG; 18BE)
</paragraph>
<paragraph id="CB0A36CDFF9E7B42FF176EC8160C5A97" blockId="21.[151,1437,150,825]" box="[199,777,691,717]" pageId="21" pageNumber="172">
Pygidium absent in
<typeStatus id="140E886FFF9E7B42FE766EC8170D5A97" box="[422,520,691,717]" pageId="21" pageNumber="172" type="holotype">holotype</typeStatus>
(also in all
<typeStatus id="140E886FFF9E7B42FD5D6EC817FB5A97" box="[653,766,691,717]" pageId="21" pageNumber="172" type="paratype">paratypes</typeStatus>
).
</paragraph>
<paragraph id="CB0A36CDFF9E7B42FF176EAD11E75AA8" blockId="21.[151,1437,150,825]" box="[199,1250,726,754]" pageId="21" pageNumber="172">
<emphasis id="F9C1EADFFF9E7B42FF176EAD14355AAA" bold="true" box="[199,304,726,752]" pageId="21" pageNumber="172">Parasite.</emphasis>
Unidentified parasites were observed on the branchiae and body surface (
<figureCitation id="538E2A48FF9E7B42FBBD6EAC11D05AA8" box="[1133,1237,727,754]" captionStart="FIGURE 16" captionStartId="20.[151,250,1172,1196]" captionTargetBox="[189,1398,181,1148]" captionTargetId="figure-29@20.[189,1398,181,1148]" captionTargetPageId="20" captionText="FIGURE 16. Levinsenia longobranchiata n. sp. A, General view of body, holotype (ESFM-POL/2013-1030); B, Dorsal view of anterior part of body, with retractile cheek organ and palpode, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); C, Notopodial postchaetal lobe from chaetiger 8, paratype (ESFM-POL/2013-1043); D, Branchiae from middle part of branchial region, arrow pointing to unidentified parasites, stained with Shirlastain-A, paratype (ESFM-POL/2013-1043); E, Parapodium from a posterior chaetiger with notopodial postchaetal lobe and modified neurochaetae, paratype, (ESFM-POL/2013-1043); F, Modified neurochaeta from chaetiger 52, paratype (ESFM-POL/2013-1043); G, Modified neurochaetae from chaetiger 61, paratype (ESFM-POL/2013-1043). Scale bar: A, 500 µm; B, 90 µm; C, 25 µm; D, 60 µm; E, 30 µm; F, 12 µm; G, 18 µm. Ab- breviations: cho, cheek organ; ep, eversible palpode; ntpcl, notopodial postchaetal lobe." figureDoi="http://doi.org/10.5281/zenodo.4438171" httpUri="https://zenodo.org/record/4438171/files/figure.png" pageId="21" pageNumber="172">Fig. 16D</figureCitation>
).
</paragraph>
<paragraph id="CB0A36CDFF9E7B42FF176E81176C5B63" blockId="21.[151,1437,150,825]" pageId="21" pageNumber="172">
<emphasis id="F9C1EADFFF9E7B42FF176E8114765B4E" bold="true" box="[199,371,762,788]" pageId="21" pageNumber="172">Reproduction.</emphasis>
<typeStatus id="140E886FFF9E7B42FEAA6E8014E75B4F" box="[378,482,763,789]" pageId="21" pageNumber="172" type="holotype">Holotype</typeStatus>
had sperm packages in its coelomic cavity, which first appeared on chaetiger 31 and were present in all subsequent chaetigers.
</paragraph>
</subSubSection>
<caption id="9FCA6645FF9E7B42FF476B54167C5F8D" ID-DOI="http://doi.org/10.5281/zenodo.4438175" ID-Zenodo-Dep="4438175" httpUri="https://zenodo.org/record/4438175/files/figure.png" pageId="21" pageNumber="172" startId="21.[151,250,1839,1863]" targetBox="[189,1398,849,1816]" targetPageId="21">
<paragraph id="CB0A36CDFF9E7B42FF476B54167C5F8D" blockId="21.[151,1437,1839,2008]" pageId="21" pageNumber="172">
<emphasis id="F9C1EADFFF9E7B42FF476B54141F5F1D" bold="true" box="[151,282,1839,1863]" pageId="21" pageNumber="172">FIGURE 17</emphasis>
.
<taxonomicName id="0CB54D4EFF9E7B42FEF86B4B17435F1D" authority="Erdoğan-Dereli &amp; Çinar, 2021" authorityName="Erdoğan-Dereli &amp; Çinar" authorityYear="2021" box="[296,582,1839,1863]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="21" pageNumber="172" phylum="Annelida" rank="species" species="longobranchiata" status="sp. nov.">
<emphasis id="F9C1EADFFF9E7B42FEF86B4B17435F1D" box="[296,582,1839,1863]" italics="true" pageId="21" pageNumber="172">Levinsenia longobranchiata</emphasis>
</taxonomicName>
<emphasis id="F9C1EADFFF9E7B42FD9E6B4B178D5F12" bold="true" box="[590,648,1840,1864]" pageId="21" pageNumber="172">
<taxonomicNameLabel id="E2F257A4FF9E7B42FD9E6B4B178D5F12" box="[590,648,1840,1864]" pageId="21" pageNumber="172" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
(paratype, ESFM-POL/2013-1043). A, Lateral view of prostomium and first chaetigers; B, First three chaetigers without notopodial postchaetal lobes; C, Middle branchial chaetiger, with notopodial postchaetal lobe emerging on branchia; D, Branchia from middle branchial region, with notopodial postchaetal lobe. Scale bar: A, 42 µm; B, 80 µm; C, 38 µm; D, 35 µm. Abbreviations: bran, branchiae; cho, cheek organ; lso, lateral sense organ; no, nuchal organ; ntpcl, notopodial postchaetal lobe; sdcb, short dorsal ciliary band.
</paragraph>
</caption>
<caption id="9FCA6645FF9D7B41FF476856177D5CEB" ID-DOI="http://doi.org/10.5281/zenodo.4438177" ID-Zenodo-Dep="4438177" httpUri="https://zenodo.org/record/4438177/files/figure.png" pageId="22" pageNumber="173" startId="22.[151,250,1069,1093]" targetBox="[189,1398,181,1045]" targetPageId="22">
<paragraph id="CB0A36CDFF9D7B41FF476856177D5CEB" blockId="22.[151,1436,1069,1202]" pageId="22" pageNumber="173">
<emphasis id="F9C1EADFFF9D7B41FF476856141C5C1F" bold="true" box="[151,281,1069,1093]" pageId="22" pageNumber="173">FIGURE 18</emphasis>
.
<taxonomicName id="0CB54D4EFF9D7B41FEF7685517415C1F" authority="Erdoğan-Dereli &amp; Çinar, 2021" authorityName="Erdoğan-Dereli &amp; Çinar" authorityYear="2021" box="[295,580,1069,1093]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="longobranchiata" status="sp. nov.">
<emphasis id="F9C1EADFFF9D7B41FEF7685517415C1F" box="[295,580,1069,1093]" italics="true" pageId="22" pageNumber="173">Levinsenia longobranchiata</emphasis>
</taxonomicName>
<emphasis id="F9C1EADFFF9D7B41FD9A685617815C1F" bold="true" box="[586,644,1069,1093]" pageId="22" pageNumber="173">
<taxonomicNameLabel id="E2F257A4FF9D7B41FD9A685617815C1F" box="[586,644,1069,1093]" pageId="22" pageNumber="173" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
(paratype, ESFM-POL/2013-1043). A, General view of body; B, Parapodium from posterior region with lateral sense organ, notopodial postchaetal lobe and modified neurochaeta; C, D, E, Modified neurochaetae from posterior chaetigers. Scale bar: A, 170 µm; B, 13 µm; C, 12 µm; D, 3 µm; E, 4 µm. Abbreviations: lso, lateral sense organ; ntpcl, notopodial postchaetal lobe.
</paragraph>
</caption>
<subSubSection id="83AF6546FF9D7B41FF1768A411D65F04" pageId="22" pageNumber="173" type="discussion">
<paragraph id="CB0A36CDFF9D7B41FF1768A416E95D1B" blockId="22.[151,1437,1247,1994]" pageId="22" pageNumber="173">
<emphasis id="F9C1EADFFF9D7B41FF1768A4143E5CA3" bold="true" box="[199,315,1247,1273]" pageId="22" pageNumber="173">Remarks.</emphasis>
<taxonomicName id="0CB54D4EFF9D7B41FE93689B177A5CA3" authority="Erdoğan-Dereli &amp; Çinar, 2021" authorityName="Erdoğan-Dereli &amp; Çinar" authorityYear="2021" box="[323,639,1247,1273]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="longobranchiata" status="sp. nov.">
<emphasis id="F9C1EADFFF9D7B41FE93689B177A5CA3" box="[323,639,1247,1273]" italics="true" pageId="22" pageNumber="173">Levinsenia longobranchiata</emphasis>
</taxonomicName>
<taxonomicNameLabel id="E2F257A4FF9D7B41FD5668A417C35CA0" box="[646,710,1247,1274]" pageId="22" pageNumber="173" rank="species">
<emphasis id="F9C1EADFFF9D7B41FD5668A417BB5CA3" bold="true" box="[646,702,1247,1273]" pageId="22" pageNumber="173">n. sp</emphasis>
.
</taxonomicNameLabel>
is mainly characterized by having very long branchiae (two and a half times longer than the segment width), by the absence of notopodial postchaetal lobes on the prebranchial chaetigers, and by the notopodia being completely fused with the branchiae.
</paragraph>
<paragraph id="CB0A36CDFF9D7B41FF17693011D65F04" blockId="22.[151,1437,1247,1994]" pageId="22" pageNumber="173">
Within the genus
<taxonomicName id="0CB54D4EFF9D7B41FE5E693717025D3F" authorityName="Mesnil" authorityYear="1897" box="[398,519,1356,1381]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="genus">
<emphasis id="F9C1EADFFF9D7B41FE5E693717025D3F" box="[398,519,1356,1381]" italics="true" pageId="22" pageNumber="173">Levinsenia</emphasis>
</taxonomicName>
, only
<taxonomicName id="0CB54D4EFF9D7B41FD9F693716245D3F" baseAuthorityName="Hartman" baseAuthorityYear="1957" box="[591,801,1355,1381]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="multibranchiata">
<emphasis id="F9C1EADFFF9D7B41FD9F693716245D3F" box="[591,801,1355,1381]" italics="true" pageId="22" pageNumber="173">L. multibranchiata</emphasis>
</taxonomicName>
, which was originally described from the Santa Barbara Channel Basin (California, Pacific Ocean) at
<quantity id="0C4D9B28FF9D7B41FD4C691416185DD0" box="[668,797,1391,1418]" metricMagnitude="2" metricUnit="m" metricValue="5.16" metricValueMax="5.57" metricValueMin="4.75" pageId="22" pageNumber="173" unit="m" value="516.0" valueMax="557.0" valueMin="475.0">475557 m</quantity>
depth by
<bibRefCitation id="AF244B3CFF9D7B41FC41690B11435DD0" author="Hartman, O." box="[913,1094,1391,1418]" pageId="22" pageNumber="173" pagination="211 - 393" refId="ref16407" refString="Hartman, O. (1957) Orbiniidae, Apistobranchidae, Paraonidae and Longosomidae. Allan Hancock Pacific Expeditions, 15, 211 - 393." type="journal article" year="1957">Hartman (1957)</bibRefCitation>
and subsequently reported by
<bibRefCitation id="AF244B3CFF9D7B41FF4769E8144D5DF7" author="Strelzov, V. E." box="[151,328,1427,1453]" pageId="22" pageNumber="173" refId="ref16727" refString="Strelzov, V. E. (1979) Polychaete Worms of the Family Paraonidae Cerruti, 1909 (Polychaeta, Sedentaria). Amerind Publishing Co., for The Smithsonian Institution &amp; The National Science Foundation, New Delhi, 212 pp. [English translation from Russian]" type="book" year="1979">Strelzov (1979)</bibRefCitation>
,
<bibRefCitation id="AF244B3CFF9D7B41FE8469E814E35DF4" author="Blake, J. A." box="[340,486,1427,1454]" pageId="22" pageNumber="173" pagination="27 - 70" refId="ref15785" refString="Blake, J. A. (1996) Family Paraonidae Cerruti, 1909, In: Blake, J. A., Hilbig, B. &amp; Scott, P. H. (Eds.), Taxonomic Atlas of the Benthic Fauna of the Santa Maria Basin and Western Santa Barbara Channel. 6. The Annelida Part 3. Polychaeta: Orbiniidae to Cossuridae. Santa Barbara Museum of Natural History, Santa Barbara, California, pp. 27 - 70." type="book chapter" year="1996">Blake (1996)</bibRefCitation>
and
<bibRefCitation id="AF244B3CFF9D7B41FDCD69E816445DF7" author="Lovell, L. L. &amp; Fitzhugh, K." box="[541,833,1427,1453]" pageId="22" pageNumber="173" pagination="257 - 275" refId="ref16600" refString="Lovell, L. L. &amp; Fitzhugh, K. (2020) Taking a closer look: an SEM review of Levinsenia species (Polychaeta: Paraonidae) reported from California. Zootaxa, 4751 (2), 257 - 275. https: // doi. org / 10.11646 / zootaxa. 4751.2.3" type="journal article" year="2020">Lovell &amp; Fitzhugh (2020)</bibRefCitation>
, shares the presence of branchiae at least twice longer than the body width.
<taxonomicName id="0CB54D4EFF9D7B41FE5669C317C75D8B" authority="Erdoğan-Dereli &amp; Çinar, 2021" authorityName="Erdoğan-Dereli &amp; Çinar" authorityYear="2021" box="[390,706,1463,1489]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="longobranchiata" status="sp. nov.">
<emphasis id="F9C1EADFFF9D7B41FE5669C317C75D8B" box="[390,706,1463,1489]" italics="true" pageId="22" pageNumber="173">Levinsenia longobranchiata</emphasis>
</taxonomicName>
<emphasis id="F9C1EADFFF9D7B41FD1969CC160D5D8B" bold="true" box="[713,776,1463,1489]" pageId="22" pageNumber="173">
<taxonomicNameLabel id="E2F257A4FF9D7B41FD1969CC160D5D8B" box="[713,776,1463,1489]" pageId="22" pageNumber="173" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
is also similar to
<taxonomicName id="0CB54D4EFF9D7B41FC0169C310695D8B" authority="(Imajima, 1973)" baseAuthorityName="Imajima" baseAuthorityYear="1973" box="[977,1388,1463,1490]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="subSpecies" species="gracilis" subSpecies="japonica">
<emphasis id="F9C1EADFFF9D7B41FC0169C311BA5D88" box="[977,1215,1463,1490]" italics="true" pageId="22" pageNumber="173">L. gracilis japonica (</emphasis>
<bibRefCitation id="AF244B3CFF9D7B41FB6F69CC10615D8B" author="Imajima, M." box="[1215,1380,1463,1489]" pageId="22" pageNumber="173" pagination="253 - 292" refId="ref16433" refString="Imajima, M. (1973) Paraonidae (Polychaeta) from Japan. Bulletin of the National Science Museum, 16, 253 - 292." type="journal article" year="1973">Imajima, 1973</bibRefCitation>
)
</taxonomicName>
and
<taxonomicName id="0CB54D4EFF9D7B41FF4769A717405DAF" authority="Cinar, Dagli &amp; Acik, 2011" authorityName="Cinar, Dagli &amp; Acik" authorityYear="2011" box="[151,581,1499,1525]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="kosswigi">
<emphasis id="F9C1EADFFF9D7B41FF4769A714105DAF" box="[151,277,1499,1525]" italics="true" pageId="22" pageNumber="173">L. kosswigi</emphasis>
<bibRefCitation id="AF244B3CFF9D7B41FECC69A017405DAF" author="Cinar, M. E. &amp; Dagli, E. &amp; Acik, S." box="[284,581,1499,1525]" pageId="22" pageNumber="173" pagination="2105 - 2143" refId="ref15980" refString="Cinar, M. E., Dagli, E. &amp; Acik, S. (2011) Annelids (Polychaeta and Oligochaeta) from the Sea of Marmara, with descriptions of five new species. Journal of Natural History, 45, 2105 - 2143. https: // doi. org / 10.1080 / 00222933.2011.582966" type="journal article" year="2011">Çinar, Dağlı &amp; Açik, 2011</bibRefCitation>
</taxonomicName>
, but these species differ from each other in the following characters; (1) Notopodial postchaetal lobes: absent in the prebranchial region, and short, bottle-shaped in the branchial and posterior regions in
<taxonomicName id="0CB54D4EFF9D7B41FEDE6A5F14E25E67" authority="Erdoğan-Dereli &amp; Çinar, 2021" authorityName="Erdoğan-Dereli &amp; Çinar" authorityYear="2021" box="[270,487,1571,1597]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="longobranchiata" status="sp. nov.">
<emphasis id="F9C1EADFFF9D7B41FEDE6A5F14E25E67" box="[270,487,1571,1597]" italics="true" pageId="22" pageNumber="173">L. longobranchiata</emphasis>
</taxonomicName>
<emphasis id="F9C1EADFFF9D7B41FE3E6A5817285E67" bold="true" box="[494,557,1571,1597]" pageId="22" pageNumber="173">
<taxonomicNameLabel id="E2F257A4FF9D7B41FE3E6A5817285E67" box="[494,557,1571,1597]" pageId="22" pageNumber="173" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
; short, digitiform in the branchial region in
<taxonomicName id="0CB54D4EFF9D7B41FBCF6A5F11F95E67" baseAuthorityName="Imajima" baseAuthorityYear="1973" box="[1055,1276,1571,1597]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="subSpecies" species="gracilis" subSpecies="japonica">
<emphasis id="F9C1EADFFF9D7B41FBCF6A5F11F95E67" box="[1055,1276,1571,1597]" italics="true" pageId="22" pageNumber="173">L. gracilis japonica</emphasis>
</taxonomicName>
; present in all body regions, short and rounded in the prebranchial region, long and digitiform with a rounded joint on tip in the branchial region, short, conical in the posterior region and filiform in the preanal region in
<taxonomicName id="0CB54D4EFF9D7B41FB536A1711FA5EDF" authorityName="Cinar, Dagli &amp; Acik" authorityYear="2011" box="[1155,1279,1643,1669]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="kosswigi">
<emphasis id="F9C1EADFFF9D7B41FB536A1711FA5EDF" box="[1155,1279,1643,1669]" italics="true" pageId="22" pageNumber="173">L. kosswigi</emphasis>
</taxonomicName>
; present in all body regions, short and conical in the prebranchial region, digitiform in the branchial region in
<taxonomicName id="0CB54D4EFF9D7B41FB1A6AEB10995EF3" baseAuthorityName="Hartman" baseAuthorityYear="1957" box="[1226,1436,1679,1705]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="multibranchiata">
<emphasis id="F9C1EADFFF9D7B41FB1A6AEB10995EF3" box="[1226,1436,1679,1705]" italics="true" pageId="22" pageNumber="173">L. multibranchiata</emphasis>
</taxonomicName>
(2) Branchiae: elongate, two and a half times longer than the segment width, 1012 pairs and the last pair always shorter than the others in
<taxonomicName id="0CB54D4EFF9D7B41FE606AA3178D5EAB" authority="Erdoğan-Dereli &amp; Çinar, 2021" authorityName="Erdoğan-Dereli &amp; Çinar" authorityYear="2021" box="[432,648,1751,1777]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="longobranchiata" status="sp. nov.">
<emphasis id="F9C1EADFFF9D7B41FE606AA3178D5EAB" box="[432,648,1751,1777]" italics="true" pageId="22" pageNumber="173">L. longobranchiata</emphasis>
</taxonomicName>
<emphasis id="F9C1EADFFF9D7B41FD5E6AAC17CE5EAB" bold="true" box="[654,715,1751,1777]" pageId="22" pageNumber="173">
<taxonomicNameLabel id="E2F257A4FF9D7B41FD5E6AAC17CE5EAB" box="[654,715,1751,1777]" pageId="22" pageNumber="173" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
; elongate, lanceolate, as long as the segment width with an acute tip, 22 pairs and the last pairs always shorter than the others in
<taxonomicName id="0CB54D4EFF9D7B41FC8D6A87113C5F4F" baseAuthorityName="Imajima" baseAuthorityYear="1973" box="[861,1081,1787,1813]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="subSpecies" species="gracilis" subSpecies="japonica">
<emphasis id="F9C1EADFFF9D7B41FC8D6A87113C5F4F" box="[861,1081,1787,1813]" italics="true" pageId="22" pageNumber="173">L. gracilis japonica</emphasis>
</taxonomicName>
; conical, distinctly shorter than the segment width, 1721 pairs, the last pairs shorter than the others in
<taxonomicName id="0CB54D4EFF9D7B41FC106B5B113A5F63" authorityName="Cinar, Dagli &amp; Acik" authorityYear="2011" box="[960,1087,1823,1849]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="kosswigi">
<emphasis id="F9C1EADFFF9D7B41FC106B5B113A5F63" box="[960,1087,1823,1849]" italics="true" pageId="22" pageNumber="173">L. kosswigi</emphasis>
</taxonomicName>
; filiform, almost twice as long as segment width, 2038 pairs, and the last pair not shorter than the others in
<taxonomicName id="0CB54D4EFF9D7B41FC2A6B3F11C95F07" baseAuthorityName="Hartman" baseAuthorityYear="1957" box="[1018,1228,1859,1885]" class="Polychaeta" family="Paraonidae" genus="Levinsenia" kingdom="Animalia" pageId="22" pageNumber="173" phylum="Annelida" rank="species" species="multibranchiata">
<emphasis id="F9C1EADFFF9D7B41FC2A6B3F11C95F07" box="[1018,1228,1859,1885]" italics="true" pageId="22" pageNumber="173">L. multibranchiata</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="83AF6546FF9D7B41FF176B1C14035F90" pageId="22" pageNumber="173" type="etymology">
<paragraph id="CB0A36CDFF9D7B41FF176B1C16505FDB" blockId="22.[151,1437,1247,1994]" box="[199,853,1895,1922]" pageId="22" pageNumber="173">
<emphasis id="F9C1EADFFF9D7B41FF176B1C144B5FDB" bold="true" box="[199,334,1895,1921]" pageId="22" pageNumber="173">Etymology.</emphasis>
The species name refers to its long branchiae.
</paragraph>
<paragraph id="CB0A36CDFF9D7B41FF176BF014035F90" blockId="22.[151,1437,1247,1994]" pageId="22" pageNumber="173">
<emphasis id="F9C1EADFFF9D7B41FF176BF014F95FFF" bold="true" box="[199,508,1931,1957]" pageId="22" pageNumber="173">Habitat and Distribution.</emphasis>
This species was found in soft substrata between 50 and
<quantity id="0C4D9B28FF9D7B41FB466BF011DA5FFC" box="[1174,1247,1931,1958]" metricMagnitude="2" metricUnit="m" metricValue="1.0" pageId="22" pageNumber="173" unit="m" value="100.0">100 m</quantity>
from the Sea of Marmara.
</paragraph>
</subSubSection>
</treatment>
</document>