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139 lines
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.707.13042" ID-GBIF-Dataset="77aa16c7-25ee-4130-a594-57ed6e914df1" ID-PMC="PMC5674146" ID-Pensoft-Pub="1313-2970-707-1" ID-PubMed="29118626" ID-ZBK="6A0BCD992749450C874B440D0C0A232C" ModsDocAuthor="" ModsDocDate="2017" ModsDocID="1313-2970-707-1" ModsDocOrigin="ZooKeys 707" ModsDocTitle="Abyssal fauna of the UK-1 polymetallic nodule exploration area, Clarion-Clipperton Zone, central Pacific Ocean: Mollusca" checkinTime="1507668034441" checkinUser="pensoft" docAuthor="Wiklund, Helena, Taylor, John D., Dahlgren, Thomas G., Todt, Christiane, Ikebe, Chiho, Rabone, Muriel & Glover, Adrian G." docDate="2017" docId="12D3DC37B39B5D35CC81BC44CBD55D57" docLanguage="en" docName="ZooKeys 707: 1-46" docOrigin="ZooKeys 707" docSource="http://dx.doi.org/10.3897/zookeys.707.13042" docTitle="Bathyspinula calcar Dall 1908" docType="treatment" docVersion="5" lastPageNumber="8" masterDocId="FFC7FFE8482EB03042654660FFF4EB7D" masterDocTitle="Abyssal fauna of the UK- 1 polymetallic nodule exploration area, Clarion-Clipperton Zone, central Pacific Ocean: Mollusca" masterLastPageNumber="46" masterPageNumber="1" pageNumber="7" updateTime="1668164910568" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Abyssal fauna of the UK- 1 polymetallic nodule exploration area, Clarion-Clipperton Zone, central Pacific Ocean: Mollusca</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Wiklund, Helena</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Taylor, John D.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Dahlgren, Thomas G.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Todt, Christiane</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Ikebe, Chiho</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Rabone, Muriel</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Glover, Adrian G.</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2017</mods:date>
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<mods:detail type="volume">
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<mods:number>707</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>46</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.707.13042</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.707.13042</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-707-1</mods:identifier>
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<mods:identifier type="ZBK">6A0BCD992749450C874B440D0C0A232C</mods:identifier>
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<mods:identifier type="ZooBank">6A0BCD992749450C874B440D0C0A232C</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="135490002" LSID="urn:lsid:plazi:treatment:12D3DC37B39B5D35CC81BC44CBD55D57" httpUri="http://treatment.plazi.org/id/12D3DC37B39B5D35CC81BC44CBD55D57" lastPageId="7" lastPageNumber="8" pageId="6" pageNumber="7">
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<subSubSection pageId="6" pageNumber="7" type="nomenclature">
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<paragraph pageId="6" pageNumber="7">
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<taxonomicName authority="Dall, 1908" authorityName="Dall" authorityYear="1908" class="Bivalvia" family="Bathyspinulidae" genus="Bathyspinula" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Bathyspinula calcar" order="Pholadomyoida" pageId="6" pageNumber="7" phylum="Mollusca" rank="species" species="calcar">Bathyspinula calcar (Dall, 1908)</taxonomicName>
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="7" lastPageNumber="8" pageId="6" pageNumber="7" type="materials_examined">
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<paragraph pageId="6" pageNumber="7">Material examined.</paragraph>
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<paragraph pageId="6" pageNumber="7">NHM_146 NHMUK 20170044, collected 2013-10-11, 13.75833 -116.69852, 4080 m. http://data.nhm.ac.uk/object/61f15e3c-f070-48a1-b484-780b37f7feb6</paragraph>
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<paragraph pageId="7" pageNumber="8">
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<pageBreakToken pageId="7" pageNumber="8" start="start">NHM</pageBreakToken>
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_149A NHMUK 20170045, collected 2013-10-11, 13.75833 -116.69852, 4080 m. http://data.nhm.ac.uk/object/c44da298-9b61-4d6d-a1cd-2d6c3bd70859
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</paragraph>
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<paragraph pageId="7" pageNumber="8">NHM_181 NHMUK 20170043, collected 2013-10-13, 13.93482 -116.55018, 4082 m. http://data.nhm.ac.uk/object/3ab74908-1a5d-465f-890c-49373a44906c</paragraph>
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<paragraph pageId="7" pageNumber="8">NHM_284 NHMUK 20170046, collected 2013-10-17, 13.75583 -116.48667, 4076 m. http://data.nhm.ac.uk/object/ad2cb87b-1fce-415d-ab45-1619bbc4352b</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="8" type="description">
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<paragraph pageId="7" pageNumber="8">Description.</paragraph>
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<paragraph pageId="7" pageNumber="8">Shell sub-ovate, laterally compressed, with long, sharply pointed posterior rostrum. Periostracum shiny, medium brown. Posterior rostrum shorter, less defined in juveniles. Voucher specimen NHM_181 shell length 13.5 mm, width 7.6 mm (Fig. 6A).</paragraph>
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<caption pageId="7" pageNumber="8">
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<paragraph pageId="7" pageNumber="8">
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Figure 6.
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<taxonomicName class="Bivalvia" family="Bathyspinulidae" genus="Bathyspinula" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Bathyspinula calcar" order="Nuculanida" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="calcar">Bathyspinula calcar</taxonomicName>
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(Dall, 1908) A Specimen NHM_181, Image of live specimen after recovery, length 13.5 mm
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<normalizedToken originalValue="B–D">B-D</normalizedToken>
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Specimen NHM_149A confirmed juvenile
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<taxonomicName lsidName="B. calcar" pageId="7" pageNumber="8" rank="species" species="calcar">B. calcar</taxonomicName>
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using DNA evidence, total length of animal ~2mm. Scale bars: 5 mm (A); 1 mm (
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<normalizedToken originalValue="B–D">B-D</normalizedToken>
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). Image attribution Glover, Taylor, Dahlgren & Wiklund, 2017.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="8" type="genetic data">
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<paragraph pageId="7" pageNumber="8">Genetic data.</paragraph>
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<paragraph pageId="7" pageNumber="8">GenBank NHM_146 18S-157475, COI-MF157505; NHM_149A COI-MF157506; NHM_181 18S-MF157479, COI-MF157507; NHM_284 COI-MF157514.</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="8" type="remarks">
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<paragraph pageId="7" pageNumber="8">Remarks.</paragraph>
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<paragraph pageId="7" pageNumber="8">
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Widely distributed in the eastern Pacific at depths of 400-5000 m (see
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<bibRefCitation author="Coan, EV" journalOrPublisher="Santa Barbara Museum of Natural History Monographs" pageId="29" pageNumber="30" pagination="1 - 1258" title="Bivalve seashells of tropical west America: Marine bivalves from Baja California to northern Peru." volume="6" year="2012">Coan and Valentich-Scott 2012</bibRefCitation>
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). The holotype (USNM 110573) was collected 725 km west of Trujillo, Peru at 2370 fathoms (4334 m). Forms a unique monophyletic clade distinct from all other AB01 specimens. Genetic match in 18S to
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<taxonomicName class="Bivalvia" family="Bathyspinulidae" genus="Bathyspinula" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Bathyspinula calcar" order="Nuculanida" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="calcar">Bathyspinula calcar</taxonomicName>
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(GenBank KC993875) from the north eastern Pacific (
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<bibRefCitation author="Sharma, PP" journalOrPublisher="Molecular Phylogenetics and Evolution" pageId="31" pageNumber="32" pagination="188 - 204" title="Into the deep: A phylogenetic approach to the bivalve subclass Protobranchia." url="https://doi.org/10.1016/j.ympev.2013.05.018" volume="69" year="2013">Sharma et al. 2013</bibRefCitation>
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), but as the GenBank 18S sequence from
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<taxonomicName lsidName="B. calcar" pageId="7" pageNumber="8" rank="species" species="calcar">B. calcar</taxonomicName>
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was only 289 bp long and as that specimen lacked COI, it was not included in the analyses. Some very small juvenile specimens (Fig. 6
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<normalizedToken originalValue="B–D">B-D</normalizedToken>
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) were recovered that superficially resemble
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<taxonomicName class="Bivalvia" family="Nuculanidae" genus="Ledella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ledella knudseni" order="Nuculanida" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="knudseni">Ledella knudseni</taxonomicName>
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sp. n. (Fig. 7) and may be easily confused. Genetic data confirmed these to be
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<taxonomicName class="Bivalvia" family="Bathyspinulidae" genus="Bathyspinula" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Bathyspinula calcar" order="Nuculanida" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="calcar">Bathyspinula calcar</taxonomicName>
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(Fig. 12). These may be distinguised from
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<taxonomicName class="Bivalvia" family="Nuculanidae" genus="Ledella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ledella" order="Nuculanida" pageId="7" pageNumber="8" phylum="Mollusca" rank="genus">Ledella</taxonomicName>
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by the shiny and iridescent nature of the shell surface of
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<taxonomicName lsidName="B. calcar" pageId="7" pageNumber="8" rank="species" species="calcar">B. calcar</taxonomicName>
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, which is preserved in the juveniles.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="8" type="ecology">
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<paragraph pageId="7" pageNumber="8">Ecology.</paragraph>
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<paragraph pageId="7" pageNumber="8">Relatively large bivalve recovered from epibenthic sledge tow in polymetallic nodule province.</paragraph>
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</subSubSection>
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</treatment>
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</document>
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