205 lines
16 KiB
XML
205 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1143.84427" ID-Pensoft-Pub="1313-2970-1143-51" ID-Pensoft-UUID="A64DE90CD4495F72837F67059A1AC528" ID-ZooBank="A98491CAFA8F45E1BBD433C6628693A8" ModsDocID="1313-2970-1143-51" checkinTime="1674741938281" checkinUser="pensoft" docAuthor="Barord, Gregory J., Combosch, David J., Giribet, Gonzalo, Landman, Neil, Lemer, Sarah, Veloso, Job & Ward, Peter D." docDate="2023" docId="EF157B270FC9590EA5068C5D9BDFE0B6" docLanguage="en" docName="ZooKeys 1143: 51-69" docOrigin="ZooKeys 1143" docPubDate="2023-01-25" docSource="http://dx.doi.org/10.3897/zookeys.1143.84427" docTitle="Nautilus samoaensis Barord & Combosch & Giribet & Landman & Lemer & Veloso & Ward 2023, sp. nov." docType="treatment" docUuid="3919775B-5DB9-410C-9871-BE5118D91784" docUuidSource="ZooBank" docVersion="2" id="A64DE90CD4495F72837F67059A1AC528" lastPageNumber="51" masterDocId="A64DE90CD4495F72837F67059A1AC528" masterDocTitle="Three new species of Nautilus Linnaeus, 1758 (Mollusca, Cephalopoda) from the Coral Sea and South Pacific" masterLastPageNumber="69" masterPageNumber="51" pageNumber="51" updateTime="1674742239168" 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>Three new species of Nautilus Linnaeus, 1758 (Mollusca, Cephalopoda) from the Coral Sea and South Pacific</mods:title>
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</mods:titleInfo>
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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>Barord, Gregory J.</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-4482-8016</mods:nameIdentifier>
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<mods:affiliation>Department of Marine Science, Central Campus, Des Moines, Iowa, USA</mods:affiliation>
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<mods:nameIdentifier type="email">gjbarord@gmail.com</mods:nameIdentifier>
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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>Combosch, David J.</mods:namePart>
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<mods:affiliation>Marine Laboratory, University of Guam, Mangilao, Guam, USA & Museum of Comparative Zoology & Department of Organismic and Evolutionary Biology, Harvard University, Cambridge, MA, USA</mods:affiliation>
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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>Giribet, Gonzalo</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-5467-8429</mods:nameIdentifier>
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<mods:affiliation>Museum of Comparative Zoology & Department of Organismic and Evolutionary Biology, Harvard University, Cambridge, MA, USA</mods:affiliation>
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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>Landman, Neil</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-0038-8079</mods:nameIdentifier>
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<mods:affiliation>Division of Paleontology, American Museum of Natural History, New York, NY, USA</mods:affiliation>
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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>Lemer, Sarah</mods:namePart>
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<mods:affiliation>Marine Laboratory, University of Guam, Mangilao, Guam, USA & Museum of Comparative Zoology & Department of Organismic and Evolutionary Biology, Harvard University, Cambridge, MA, USA</mods:affiliation>
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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>Veloso, Job</mods:namePart>
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<mods:affiliation>Biology Department, University of Washington, Seattle, WA, USA</mods:affiliation>
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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>Ward, Peter D.</mods:namePart>
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<mods:affiliation>Biology Department, University of Washington, Seattle, WA, USA</mods:affiliation>
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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>2023</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2023-01-25</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>1143</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>51</mods:start>
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<mods:end>69</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.1143.84427</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.1143.84427</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-1143-51</mods:identifier>
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<mods:identifier type="ZooBank">A98491CAFA8F45E1BBD433C6628693A8</mods:identifier>
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<mods:identifier type="Pensoft-UUID">A64DE90CD4495F72837F67059A1AC528</mods:identifier>
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</mods:mods>
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<treatment LSID="urn:lsid:zoobank.org:act:3919775B-5DB9-410C-9871-BE5118D91784" httpUri="http://treatment.plazi.org/id/EF157B270FC9590EA5068C5D9BDFE0B6" lastPageNumber="51" pageId="0" pageNumber="51">
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<subSubSection pageId="0" pageNumber="51" type="nomenclature">
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<paragraph pageId="0" pageNumber="51">
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<taxonomicName LSID="https://zoobank.org/3919775B-5DB9-410C-9871-BE5118D91784" authority="Barord & Combosch & Giribet & Landman & Lemer & Veloso & Ward, 2023" authorityName="Barord & Combosch & Giribet & Landman & Lemer & Veloso & Ward" authorityYear="2023" class="Cephalopoda" family="Nautilidae" genus="Nautilus" higherTaxonomySource="treatment-meta" kingdom="Animalia" lsidName="Nautilus samoaensis" order="Ectocochliata" pageId="0" pageNumber="51" phylum="Mollusca" rank="species" species="samoaensis" status="sp. nov.">Nautilus samoaensis</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="51">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="51" type="description">
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<paragraph pageId="0" pageNumber="51">
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<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Lateral view of N. samoaensis sp. nov. A holotype USNM 816658 B paratype USNM 816708." figureDoi="10.3897/zookeys.1143.84427.figure5" httpUri="https://binary.pensoft.net/fig/800682" pageId="0" pageNumber="51">Fig. 5</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="51" type="type material">
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<paragraph pageId="0" pageNumber="51">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="51">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="51">Holotype</emphasis>
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: accessioned at the Natural History Museum, Smithsonian Institution, USNM 816658 (Fig.
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<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Lateral view of N. samoaensis sp. nov. A holotype USNM 816658 B paratype USNM 816708." figureDoi="10.3897/zookeys.1143.84427.figure5" httpUri="https://binary.pensoft.net/fig/800682" pageId="0" pageNumber="51">5a</figureCitation>
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). Collected in Taema Bank, American Samoa,
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<geoCoordinate degrees="14" direction="south" minutes="16" orientation="latitude" precision="1" seconds="32.27" value="-14.27563">14°16'32.27"S</geoCoordinate>
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,
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<geoCoordinate degrees="170" direction="west" minutes="41" orientation="longitude" precision="1" seconds="12.58" value="-170.68683">170°41'12.58"W</geoCoordinate>
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, between depths of 280 and 310 m on 22 July 1986.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="51">Paratypes</emphasis>
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: accessioned at Natural History Museum, Smithsonian Institution, USNM 816708 (Fig.
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<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Lateral view of N. samoaensis sp. nov. A holotype USNM 816658 B paratype USNM 816708." figureDoi="10.3897/zookeys.1143.84427.figure5" httpUri="https://binary.pensoft.net/fig/800682" pageId="0" pageNumber="51">5b</figureCitation>
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), same collecting data as holotype. Accessioned at American Museum of Natural History, AMNH 81945, same collecting data as holotype.
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</paragraph>
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<caption doi="10.3897/zookeys.1143.84427.figure5" httpUri="https://binary.pensoft.net/fig/800682" pageId="0" pageNumber="51" start="Figure 5" startId="F5">
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<paragraph pageId="0" pageNumber="51">
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<emphasis bold="true" pageId="0" pageNumber="51">Figure 5.</emphasis>
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Lateral view of
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<taxonomicName lsidName="N. samoaensis" pageId="0" pageNumber="51" rank="species" species="samoaensis">
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<emphasis italics="true" pageId="0" pageNumber="51">N. samoaensis</emphasis>
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</taxonomicName>
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sp. nov.
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<emphasis bold="true" pageId="0" pageNumber="51">A</emphasis>
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holotype USNM 816658
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<emphasis bold="true" pageId="0" pageNumber="51">B</emphasis>
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paratype USNM 816708.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="51" type="diagnosis">
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<paragraph pageId="0" pageNumber="51">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="51">
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The following characteristics distinguish
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<taxonomicName authorityName="Barord & Combosch & Giribet & Landman & Lemer & Veloso & Ward" authorityYear="2023" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" lsidName="Nautilus samoaensis" order="Nautilida" pageId="0" pageNumber="51" phylum="Mollusca" rank="species" species="samoaensis">
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<emphasis italics="true" pageId="0" pageNumber="51">Nautilus samoaensis</emphasis>
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</taxonomicName>
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sp. nov. from other species within the genus
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<taxonomicName authorityName="Linnaeus" authorityYear="1758" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" lsidName="Nautilus" order="Nautilida" pageId="0" pageNumber="51" phylum="Mollusca" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="51">Nautilus</emphasis>
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</taxonomicName>
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: 32-36% pigment coloration, more than
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<taxonomicName authorityName="Barord & Combosch & Giribet & Landman & Lemer & Veloso & Ward" authorityYear="2023" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" lsidName="Nautilus vitiensis" order="Nautilida" pageId="0" pageNumber="51" phylum="Mollusca" rank="species" species="vitiensis">
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<emphasis italics="true" pageId="0" pageNumber="51">Nautilus vitiensis</emphasis>
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</taxonomicName>
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sp. nov. and less than
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<taxonomicName authorityName="Barord & Combosch & Giribet & Landman & Lemer & Veloso & Ward" authorityYear="2023" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" lsidName="Nautilus vanuatuensis" order="Nautilida" pageId="0" pageNumber="51" phylum="Mollusca" rank="species" species="vanuatuensis">
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<emphasis italics="true" pageId="0" pageNumber="51">Nautilus vanuatuensis</emphasis>
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</taxonomicName>
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sp. nov.; composed of stripes beginning at venter and then curving around in an arc pointing toward aperture as they finally intersect with umbilical region. As noted by Saunders et al. (1989), there is a faint, growth-line sized pattern of annual rings similar in scale and morphology to that found in
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<taxonomicName authorityName="Saunders" authorityYear="1981" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" lsidName="Nautilus belauensis" order="Nautilida" pageId="0" pageNumber="51" phylum="Mollusca" rank="species" species="belauensis">
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<emphasis italics="true" pageId="0" pageNumber="51">Nautilus belauensis</emphasis>
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</taxonomicName>
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, but far less marked. Shell color pattern most unique of all
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<taxonomicName authorityName="Linnaeus" authorityYear="1758" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" lsidName="Nautilus" order="Nautilida" pageId="0" pageNumber="51" phylum="Mollusca" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="51">Nautilus</emphasis>
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</taxonomicName>
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species composed of multiple, branching stripes that have a rearward projection after descending from venter. No other known
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<taxonomicName authorityName="Linnaeus" authorityYear="1758" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" lsidName="Nautilus" order="Nautilida" pageId="0" pageNumber="51" phylum="Mollusca" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="51">Nautilus</emphasis>
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</taxonomicName>
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species shows this color pattern, and shells are recognized because of this unique coloration pattern, coloration percentage, and shell shape like
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<taxonomicName lsidName="N. pompilius" pageId="0" pageNumber="51" rank="species" species="pompilius">
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<emphasis italics="true" pageId="0" pageNumber="51">N. pompilius</emphasis>
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</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="51" type="description">
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<paragraph pageId="0" pageNumber="51">Description.</paragraph>
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<paragraph pageId="0" pageNumber="51">
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Nautiliconic, shell with umbilical plug, whorl higher than broad at maturity. Periostracum entirely absent in mature and near-mature specimens. Shell striping with a series of concentric circles that overlap in a way unique to this species, with a single exception, although this has been referred to as a
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<normalizedToken originalValue="“zigzag”">"zigzag"</normalizedToken>
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pattern elsewhere. White protuberances found between stripes and outside of stripes on the entire central section (see hood details in Suppl. material 2: video 2; Fig.
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<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Underwater photos of living Nautilus A, B N. samoaensis sp. nov. C N. vanuatuensis sp. nov. D N. vitiensis sp. nov." figureDoi="10.3897/zookeys.1143.84427.figure7" httpUri="https://binary.pensoft.net/fig/800684" pageId="0" pageNumber="51">7</figureCitation>
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). Average shell diameter 171.3, s.d. 5.029 (see range of measured specimens in Table
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<tableCitation captionStart="Table 1" captionStartId="T1" captionText="Table 1. Descriptive statistics of mature shell diameters measured of each of the three new species described as well as N. pompilius from the type locality at Ambon, Indonesia." httpUri="http://table.plazi.org/id/4ADD34EA852F246726F392E69F0F0F86" pageId="0" pageNumber="51" tableUuid="4ADD34EA852F246726F392E69F0F0F86">1</tableCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="51" type="remarks">
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<paragraph pageId="0" pageNumber="51">Remarks.</paragraph>
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<paragraph pageId="0" pageNumber="51">
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A single shell described and illustrated by Saunders et al. (1989) shows an identical pattern to that seen on every observed specimen of
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<taxonomicName authorityName="Barord & Combosch & Giribet & Landman & Lemer & Veloso & Ward" authorityYear="2023" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" lsidName="Nautilus samoaensis" order="Nautilida" pageId="0" pageNumber="51" phylum="Mollusca" rank="species" species="samoaensis">
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<emphasis italics="true" pageId="0" pageNumber="51">Nautilus samoaensis</emphasis>
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</taxonomicName>
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sp. nov., but that specimen (USNM 816705) is said to have come from Fiji. However, in the many Fijian nautilus shells with published figures, or examined by us, there has never been another with this pattern, nor has there ever been a shell of this size found in Fiji, so this specimen may have been mislabeled.
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</paragraph>
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<paragraph pageId="0" pageNumber="51">The color in freshly caught animals and as viewed underwater has a more magenta hue than is seen in dried shells from this locality. This has not been quantified, however, and as in all other known species, the color changes after the shell dries, red hues are lost, and the shell acquires a uniform brown color.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="51" type="etymology">
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<paragraph pageId="0" pageNumber="51">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="51">The specific epithet, an adjective, refers to the type locality, American Samoa.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="51" type="habitat">
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<paragraph pageId="0" pageNumber="51">Habitat and distribution.</paragraph>
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<paragraph pageId="0" pageNumber="51">
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<taxonomicName authorityName="Barord & Combosch & Giribet & Landman & Lemer & Veloso & Ward" authorityYear="2023" class="Cephalopoda" family="Nautilidae" genus="Nautilus" kingdom="Animalia" lsidName="Nautilus samoaensis" order="Nautilida" pageId="0" pageNumber="51" phylum="Mollusca" rank="species" species="samoaensis">
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<emphasis italics="true" pageId="0" pageNumber="51">Nautilus samoaensis</emphasis>
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</taxonomicName>
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sp. nov. inhabits areas near Pago Pago, American Samoa. Specimens were collected and filmed (Suppl. material 2: video 2) at depths between 200 and 400 m.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |