142 lines
17 KiB
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142 lines
17 KiB
XML
<document id="DF40A0C095BB0DFCDFBFEDC745D11221" ID-DOI="10.35885/ruthenica.2024.34(2).3" ID-ISSN="2307-7336" ID-Zenodo-Dep="11042878" ID-ZooBank="F76E03BA-643F-417A-8FE8-65702E5861A7" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="julia" IM.materialsCitations_approvedBy="julia" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="julia" IM.taxonomicNames_approvedBy="julia" IM.treatments_approvedBy="julia" checkinTime="1713813818868" checkinUser="felipe" docAuthor="Ekimova, Irina A., Grishina, Darya Yu. & Nikitenko, Ekaterina D." docDate="2024" docId="038587BFA617DD30A879FC1AEA508B72" docLanguage="en" docName="Ruthenica.34.2.69-91.pdf" docOrigin="Ruthenica, Russian Malacological Journal 34 (2)" docSource="http://dx.doi.org/10.35885/ruthenica.2024.34(2).3" docStyle="DocumentStyle:3A4A24405A53639AD762166AE048D148.1:Ruthenica.2022-.journal_article.english.index" docStyleId="3A4A24405A53639AD762166AE048D148" docStyleName="Ruthenica.2022-.journal_article.english.index" docStyleVersion="1" docTitle="Eubranchus alexeii" docType="treatment" docVersion="3" lastPageNumber="82" masterDocId="FFBCFFC7A61ADD3EAB29FFA0EB328C30" masterDocTitle="Nudibranch molluscs of Sakhalin Island, Northwestern Pacific: new records and descriptions of two new species" masterLastPageNumber="91" masterPageNumber="69" pageNumber="82" updateTime="1714483903474" updateUser="julia" zenodo-license-document="CC-BY-4.0">
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<mods:title id="47B0EAFC994633664978624E2F96F61B">Nudibranch molluscs of Sakhalin Island, Northwestern Pacific: new records and descriptions of two new species</mods:title>
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<mods:namePart id="54D9503F2550026A508D0A4CEF18C3D7">Ekimova, Irina A.</mods:namePart>
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<mods:affiliation id="4176AE9BC58DFBDA41E6E6071A6B5BD1">Corresponding author, e-mail: irenekimova @ gmail. com</mods:affiliation>
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<mods:namePart id="371CE31874C3634E3D253AFF940DA974">Grishina, Darya Yu.</mods:namePart>
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<mods:namePart id="06DC05E833555521A126250AB0111F63">Nikitenko, Ekaterina D.</mods:namePart>
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<mods:title id="8A18892D38C93841919653AE7DFEE003">Ruthenica, Russian Malacological Journal</mods:title>
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<mods:date id="B2F9B4529A6EC087FB53E11F8C720F48">2024</mods:date>
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<treatment id="038587BFA617DD30A879FC1AEA508B72" LSID="urn:lsid:plazi:treatment:038587BFA617DD30A879FC1AEA508B72" httpUri="http://treatment.plazi.org/id/038587BFA617DD30A879FC1AEA508B72" lastPageId="14" lastPageNumber="82" pageId="13" pageNumber="82">
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<subSubSection id="C3366522A617DD33A879FC1AEE038FE8" box="[848,1329,954,984]" pageId="13" pageNumber="82" type="nomenclature">
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<paragraph id="8B9336A9A617DD33A879FC1AEE038FE8" blockId="13.[848,1329,954,1015]" box="[848,1329,954,984]" pageId="13" pageNumber="82">
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<heading id="D0DB81C5A617DD33A879FC1AEE038FE8" box="[848,1329,954,984]" centered="true" fontSize="12" level="2" pageId="13" pageNumber="82" reason="4">
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<taxonomicName id="4C2C4D2AA617DD33A879FC1AEE038FE8" authority="(Martynov, 1998)" baseAuthorityName="Martynov" baseAuthorityYear="1998" box="[848,1329,954,984]" class="Gastropoda" family="Eubranchidae" genus="Eubranchus" kingdom="Animalia" order="Nudibranchia" pageId="13" pageNumber="82" phylum="Mollusca" rank="species" species="alexeii">
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<emphasis id="B958EABBA617DD33A879FC1AEF758FE7" box="[848,1095,954,983]" italics="true" pageId="13" pageNumber="82">Eubranchus alexeii</emphasis>
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(
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<bibRefCitation id="EFBD4B58A617DD33AF71FC1BEE1B8FE8" author="Martynov A. V." box="[1112,1321,955,984]" pageId="13" pageNumber="82" pagination="763 - 777" refId="ref16973" refString="Martynov A. V. 1998. Opisthobranch molluscs (Gas- tropoda, Opisthobranchia) of the family Eubran- chidae: the taxonomic composition and two new species from the Sea of Japan. Zoologicheskyi Zhurnal, 77 (7): 763 - 777 [In Russian, with English summary]." type="journal article" year="1998">Martynov, 1998</bibRefCitation>
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)
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</taxonomicName>
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</heading>
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</paragraph>
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||
</subSubSection>
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<subSubSection id="C3366522A617DD30A8D1FC7CEA508B72" lastPageId="14" lastPageNumber="83" pageId="13" pageNumber="82" type="description">
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<paragraph id="8B9336A9A617DD33A8D1FC7CEFBB8FC7" blockId="13.[848,1329,954,1015]" box="[1016,1161,988,1015]" pageId="13" pageNumber="82">
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(
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<figureCitation id="13172A2CA617DD33AF28FC7CEFB38FC7" box="[1025,1153,988,1015]" captionStart="FIG" captionStartId="14.[174,216,1387,1408]" captionTargetBox="[174,1382,189,1342]" captionTargetId="figure-105@14.[174,1384,189,1342]" captionTargetPageId="14" captionText="FIG. 8. External and internal morphology of studied representatives of the family Fionidae.A. Eubranchus alexeii, MIMB48067, living specimen. B. Eubranchus rupium, MIMB48068, living specimen. C. Eubranchus rupium, egg masses on Obelia longissima colonies.D. Cuthonella soboli, MIMB48071, living specimen.E. Cuthonella soboli, MIMB48073,living specimen. F, G. living specimen of Cuthonella soboli MIMB48071 (F) and its egg-mass (G) on Sertularia sp. colony. H. Eubranchus alexeii, MIMB48067, middle radular portion, SEM. I. Eubranchus rupium, MIMB48070, posterior radular portion, SEM. K. Cuthonella soboli, MIMB48073, anterior radular portion, SEM. Scale bars: H, K = 20 µm; I = 10 µm. Photo credits: A–C, E. Darya Grishina; D, F, G. Irina Ekimova. РИС. 8. ВнешнЯЯ и внутреннЯЯ морфологиЯ иЗученных представителей семейства Fionidae. A. Eubranchus alexeii, MIMB48067. B. Eubranchus rupium, MIMB48068. C. Eubranchus rupium, кладка на колонии Obelia longissima. D. Cuthonella soboli, MIMB48071. E. Cuthonella soboli, MIMB48073. F, G. Cuthonella soboli MIMB48071 (F) и ее кладка (G) на колонии Sertularia sp. H. Eubranchus alexeii, MIMB48067, среднЯЯ часть радулы, СЭМ. I. Eubranchus rupium, MIMB48070,ЗаднЯЯ часть радулы, СЭМ.K.Cuthonella soboli, MIMB48073, переднЯЯчасть радулы, СЭМ.Масштабные линейки: H, K = 20 µm; I = 10 µm. Авторство фотографий: A–C, E. ДарьЯ Гришина; D, F, G. Ирина Екимова." figureDoi="http://doi.org/10.5281/zenodo.11042894" httpUri="https://zenodo.org/record/11042894/files/figure.png" pageId="13" pageNumber="82">Fig. 8A, H</figureCitation>
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)
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</paragraph>
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<paragraph id="8B9336A9A617DD33A86EFBABE8C988A1" blockId="13.[801,1376,1035,1169]" pageId="13" pageNumber="82">
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<emphasis id="B958EABBA617DD33A86EFBABE8C28810" box="[839,1008,1035,1056]" italics="true" pageId="13" pageNumber="82">Material studied:</emphasis>
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<materialsCitation id="3B443CF4A617DD33A8D1FBABE8C988A1" latitude="46.085136" longitude="142.21094" pageId="13" pageNumber="82">
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<collectionCode id="ED3DAE6CA617DD33A8D1FBABEF098811" box="[1016,1083,1035,1057]" country="Russia" httpUri="http://grbio.org/cool/063z-3mpp" name="Museum of the Institute of Marine Biology" pageId="13" pageNumber="82">MIMB</collectionCode>
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48067,
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<specimenCount id="9D2AFD20A617DD33AFACFBABEFC48811" box="[1157,1270,1035,1057]" count="1" pageId="13" pageNumber="82" type="generic">1 specimen</specimenCount>
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, dissected, Sea of Okhotsk, Aniva Bay, Moguchi River, Hirano ridge,
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<geoCoordinate id="EE18506EA617DD33A808FBE3E8998869" box="[801,939,1091,1113]" degrees="46" direction="north" minutes="05" orientation="latitude" pageId="13" pageNumber="82" precision="1" seconds="06.5" value="46.085136">46°05’06.5”N</geoCoordinate>
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,
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<geoCoordinate id="EE18506EA617DD33A89DFBE3EF748868" box="[948,1094,1091,1112]" degrees="142" direction="east" minutes="12" orientation="longitude" pageId="13" pageNumber="82" precision="1" seconds="39.4" value="142.21094">142°12’39.4”E</geoCoordinate>
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,
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<quantity id="4CD49B4CA617DD33AF66FBE3EFAF8869" box="[1103,1181,1091,1113]" metricMagnitude="-1" metricUnit="m" metricValue="5.5" metricValueMax="10.0" metricValueMin="1.0" pageId="13" pageNumber="82" unit="m" value="0.55" valueMax="1.0" valueMin="0.1">0.1–1 m</quantity>
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in depth, on
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<taxonomicName id="4C2C4D2AA617DD33AE3FFBE4E80F8845" class="Liliopsida" family="Zosteraceae" genus="Zostera" kingdom="Plantae" order="Alismatales" pageId="13" pageNumber="82" phylum="Tracheophyta" rank="species" species="undetermined">
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<emphasis id="B958EABBA617DD33AE3FFBE4EE6D8869" box="[1302,1375,1092,1113]" italics="true" pageId="13" pageNumber="82">Zostera</emphasis>
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sp.
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</taxonomicName>
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with
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<taxonomicName id="4C2C4D2AA617DD33A85DFBFFEF168844" baseAuthorityName="Pallas" baseAuthorityYear="1766" box="[884,1060,1119,1140]" class="Hydrozoa" family="Campanulariidae" genus="Obelia" kingdom="Animalia" order="Leptothecata" pageId="13" pageNumber="82" phylum="Cnidaria" rank="species" species="longissima">
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<emphasis id="B958EABBA617DD33A85DFBFFEF168844" box="[884,1060,1119,1140]" italics="true" pageId="13" pageNumber="82">Obelia longissima</emphasis>
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</taxonomicName>
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colonies,
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<date id="FF921069A617DD33AFAEFBC0EE258844" box="[1159,1303,1119,1141]" pageId="13" pageNumber="82" value="2023-08-07">7 August 2023</date>
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, coll. I. Ekimova, D. Grishina.
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</materialsCitation>
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</paragraph>
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<paragraph id="8B9336A9A617DD33A86EFB06E8888A4F" blockId="13.[801,1376,1189,2047]" pageId="13" pageNumber="82">
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<emphasis id="B958EABBA617DD33A86EFB06E8F0888F" box="[839,962,1190,1215]" italics="true" pageId="13" pageNumber="82">Diagnosis:</emphasis>
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Body elongate, up to
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<quantity id="4CD49B4CA617DD33AF9BFB05EFC0888F" box="[1202,1266,1189,1215]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="13" pageNumber="82" unit="mm" value="4.0">4 mm</quantity>
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in length, yellowish semitransparent with reddish-brown round spots. Rhinophores and oral tentacles elongated, smooth. Cerata finger-shaped, bearing thickening in middle part with digestive gland bulging, arranged in 5 rows with 2–3 cerata per row. Jaws rectangular, with masticatory border bearing one row of small conical denticles. Radular formula 29 × 1.1.1. Triangular rachidian tooth, central cusp cylindrical, with pointed tip, 4–6 lateral denticles on each side of cusp, innermost denticles smallest. Lateral teeth two times wider than rachidian teeth, with rectangular base, triangular cusp. Penis absent, copulative apparatus formed by everting atrium with complex stylet system.
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</paragraph>
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<paragraph id="8B9336A9A617DD33A86EF925EFFF8ACF" blockId="13.[801,1376,1189,2047]" pageId="13" pageNumber="82">
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<emphasis id="B958EABBA617DD33A86EF925E8C48AAF" box="[839,1014,1669,1695]" italics="true" pageId="13" pageNumber="82">Molecular data</emphasis>
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: A BLAST-n search of COI sequences resulted in 99.17% identity to sequences of
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<taxonomicName id="4C2C4D2AA617DD33A808F965E8C98AEF" baseAuthorityName="Martynov" baseAuthorityYear="1998" box="[801,1019,1733,1759]" class="Gastropoda" family="Eubranchidae" genus="Eubranchus" kingdom="Animalia" order="Nudibranchia" pageId="13" pageNumber="82" phylum="Mollusca" rank="species" species="alexeii">
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<emphasis id="B958EABBA617DD33A808F965E8C98AEF" box="[801,1019,1733,1759]" italics="true" pageId="13" pageNumber="82">Eubranchus alexeii</emphasis>
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</taxonomicName>
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from GenBank thus confirming identification of the studied specimen.
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</paragraph>
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<paragraph id="8B9336A9A617DD30A86EF8A5EA508B72" blockId="13.[801,1376,1189,2047]" lastBlockId="14.[174,748,1798,1858]" lastPageId="14" lastPageNumber="83" pageId="13" pageNumber="82">
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<emphasis id="B958EABBA617DD33A86EF8A5E8E28B2F" box="[839,976,1797,1823]" italics="true" pageId="13" pageNumber="82">Distribution</emphasis>
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:
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<taxonomicName id="4C2C4D2AA617DD33A8C9F8A5EF888B2F" baseAuthorityName="Martynov" baseAuthorityYear="1998" box="[992,1210,1797,1823]" class="Gastropoda" family="Eubranchidae" genus="Eubranchus" kingdom="Animalia" order="Nudibranchia" pageId="13" pageNumber="82" phylum="Mollusca" rank="species" species="alexeii">
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<emphasis id="B958EABBA617DD33A8C9F8A5EF888B2F" box="[992,1210,1797,1823]" italics="true" pageId="13" pageNumber="82">Eubranchus alexeii</emphasis>
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</taxonomicName>
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was described and further mentioned as an endemic species of the Peter the Great Bay, northern Sea of
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<collectingCountry id="F33B7639A617DD33AFFCF8E5EE278B6F" box="[1237,1301,1861,1887]" name="Japan" pageId="13" pageNumber="82">Japan</collectingCountry>
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[Martynov, 1998;
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<bibRefCitation id="EFBD4B58A617DD33A893F8C5EFF88B4F" author="Martynov A. V. & Sanamyan N. P. & Korshunova T. A." box="[954,1226,1892,1919]" pageId="13" pageNumber="82" pagination="62 - 87" refId="ref17581" refString="Martynov A. V., Sanamyan N. P., Korshunova T. A. 2015 b. Review of the opisthobranch mollusc fauna of Russian Far Eastern seas: Pleurobranchomorpha, Doridida and Nudibranchia. Bulletin of Kamchatka State Technical University, 34: 62 - 87." type="journal article" year="2015">
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Martynov
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<emphasis id="B958EABBA617DD33AF1BF8C6EF5C8B4F" box="[1074,1134,1893,1919]" italics="true" pageId="13" pageNumber="82">et al.</emphasis>
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, 2015b
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</bibRefCitation>
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]. Subsequent works suggested it has wider geographic range at least in the Sea of
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<collectingCountry id="F33B7639A617DD33AF28F805EF738B8F" box="[1025,1089,1957,1983]" name="Japan" pageId="13" pageNumber="82">Japan</collectingCountry>
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[
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<bibRefCitation id="EFBD4B58A617DD33AF7BF805EE088B8F" author="Chichvarkhin A." box="[1106,1338,1957,1983]" pageId="13" pageNumber="82" pagination="2774" refId="ref15314" refString="Chichvarkhin A. 2016. Shallow water sea slugs (Gas- tropoda: Heterobranchia) from the northwestern coast of the Sea of Japan, north of Peter the Great Bay, Russia. PeerJ, 4: e 2774." type="journal article" year="2016">Chichvarkhin, 2016</bibRefCitation>
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, as
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<taxonomicName id="4C2C4D2AA617DD33A808F865EF8C8BEF" authority="Baba, 1960" authorityName="Baba" authorityYear="1960" box="[801,1214,1988,2015]" class="Gastropoda" family="Eubranchidae" genus="Eubranchus" kingdom="Animalia" order="Nudibranchia" pageId="13" pageNumber="82" phylum="Mollusca" rank="species" species="misakiensis">
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<emphasis id="B958EABBA617DD33A808F865EF038BEF" box="[801,1073,1989,2015]" italics="true" pageId="13" pageNumber="82">Eubranchus misakiensis</emphasis>
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<bibRefCitation id="EFBD4B58A617DD33AF11F865EF8C8BEF" author="Baba K." box="[1080,1214,1988,2015]" pageId="13" pageNumber="82" pagination="79 - 83" refId="ref15190" refString="Baba K. 1960. The genera Okenia, Goniodoridella and Goniodoris from Japan (Nudibranchia-Goniodori- didae). Publications of the Seto Marine Biological Laboratory, 8 (1): 79 - 83." type="journal article" year="1960">Baba, 1960</bibRefCitation>
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</taxonomicName>
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]. Its discovery in Aniva Bay support this view and extends the known range of this species to southern parts of the Sea of Okhotsk.
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</paragraph>
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</subSubSection>
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</treatment>
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||
</document> |