221 lines
18 KiB
XML
221 lines
18 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.205.3120" ID-GBIF-Dataset="29593e2d-c0e8-4be1-afcc-13ca842a65d2" ID-PMC="PMC3391728" ID-Pensoft-Pub="1313-2970-205-19" ID-PubMed="22792032" ModsDocAuthor="" ModsDocDate="2012" ModsDocID="1313-2970-205-19" ModsDocOrigin="ZooKeys 205" ModsDocTitle="A review of North American Recent Radiolucina (Bivalvia, Lucinidae) with the description of a new species" checkinTime="1451248920218" checkinUser="pensoft" docAuthor="Garfinkle, Elizabeth A. R." docDate="2012" docId="C3DC09E505CF33B096C13237AA786F1C" docLanguage="en" docName="ZooKeys 205: 19-31" docOrigin="ZooKeys 205" docSource="http://dx.doi.org/10.3897/zookeys.205.3120" docTitle="Radiolucina jessicae Garfinkle, sp. n." docType="treatment" docVersion="4" lastPageNumber="23" masterDocId="3B45FF9FA435FFBEE666FFF0FFEDFFD7" masterDocTitle="A review of North American Recent Radiolucina (Bivalvia, Lucinidae) with the description of a new species" masterLastPageNumber="31" masterPageNumber="19" pageNumber="22" updateTime="1668154051152" 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>A review of North American Recent Radiolucina (Bivalvia, Lucinidae) with the description of a new species</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>Garfinkle, Elizabeth A. R.</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>2012</mods:date>
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<mods:detail type="volume">
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<mods:number>205</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>19</mods:start>
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<mods:end>31</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.205.3120</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.205.3120</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-205-19</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152036216" LSID="urn:lsid:zoobank.org:act:6EA53845-C2D9-4376-B460-7729CDDD3D60" httpUri="http://treatment.plazi.org/id/C3DC09E505CF33B096C13237AA786F1C" lastPageId="4" lastPageNumber="23" pageId="3" pageNumber="22">
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<subSubSection pageId="3" pageNumber="22" type="nomenclature">
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<paragraph pageId="3" pageNumber="22">
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<taxonomicName LSID="urn:lsid:zoobank.org:act:6EA53845-C2D9-4376-B460-7729CDDD3D60" authority="Garfinkle" class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina jessicae" order="Lucinida" pageId="3" pageNumber="22" phylum="Mollusca" rank="species" species="jessicae">Radiolucina jessicae Garfinkle</taxonomicName>
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<taxonomicNameLabel pageId="3" pageNumber="22">sp. n.</taxonomicNameLabel>
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Figure 3, 5c
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="22" type="reference_group">
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<paragraph pageId="3" pageNumber="22">
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina" order="Lucinida" pageId="3" pageNumber="22" phylum="Mollusca" rank="genus">Radiolucina</taxonomicName>
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cf. cancellaris Coan and Valentich-Scott, 2012: 360
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="22" type="diagnosis">
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<paragraph pageId="3" pageNumber="22">Diagnosis.</paragraph>
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<paragraph pageId="3" pageNumber="22">Subovate, extended anteriorly and posteriorly, slightly inflated; with about 11 primary radial ribs, excluding intercalary ribs; commarginal ribs continuing through interspaces creating a rectangular pattern; posterior end with fine commarginal striae and spines of varying heights protruding from shell; pallial line discontinuous, broken into a series of short and long sections with one large segment directed ventrally.</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="22" type="shell shape">
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<paragraph pageId="3" pageNumber="22">Shell shape.</paragraph>
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<paragraph pageId="3" pageNumber="22">Subovate, long, extended anteriorly and posteriorly, length longer than height; slightly inflated; maximum length: 6.0 mm, maximum height: 5.3 mm; beaks pointed, prosogyrate.</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="22" type="sculpture and color">
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<paragraph pageId="3" pageNumber="22">Sculpture and color.</paragraph>
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<paragraph pageId="3" pageNumber="22">Average 13 (9-16 n=20) radial ribs, occasional bifurcate usually on larger specimens; commarginal ribs continuing through interspaces, with 6-10 thick intercalary ribs extending to ventral edge of valve, present in most specimens, more pronounced in larger specimens; interspaces shallow and thin towards beak, progressively widening ventrally; anterior side smooth with fine commarginal striae; posterior side also smooth with fine commarginal striae, with a series of average nine (4-15 n=20) thick spines of varying heights protruding from shell; exterior color tan to white, also with brown along ribs; interior color tan, white to cream, shiny; inner shell margin crenulations thin, closely spaced.</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="22" type="hinge">
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<paragraph pageId="3" pageNumber="22">Hinge.</paragraph>
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<paragraph pageId="3" pageNumber="22">Hinge plate thin, slightly curved on either side of cardinal teeth; right valve posterior and anterior cardinal teeth about equal in size, left valve middle tooth wide; lateral teeth large, posterior vertical and anterior horizontal; ligament long, sunken above cardinal teeth.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="4" lastPageNumber="23" pageId="3" pageNumber="22" type="adductor muscle and pallial scars">
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<paragraph pageId="3" pageNumber="22">Adductor muscle and pallial scars.</paragraph>
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<paragraph lastPageId="4" lastPageNumber="23" pageId="3" pageNumber="22">
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Pallial line discontinuous, broken into series of large, small segments, with one large segment directed ventrally; anterior adductor scar is large, narrow, diverging from pallial line for about half its length; posterior adductor scar small, wide, pallial line joins anteriorly to most ventral point
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<pageBreakToken pageId="4" pageNumber="23" start="start">.</pageBreakToken>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="23" type="anatomy from rehydrated dried specimens">
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<paragraph pageId="4" pageNumber="23">Anatomy from rehydrated dried specimens.</paragraph>
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<paragraph pageId="4" pageNumber="23">Inhalant aperture usually smaller than exhalant, elongate, often narrow; tissue bridge between apertures usually narrow; ventral mantle fusion thin, narrow; mantle fusion variable, usually not fused below anterior adductor muscle; rectum curves dorsally around posterior adductor muscle and ends at exhalant aperture.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="23" type="type locality and type specimens">
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<paragraph pageId="4" pageNumber="23">Type locality and type specimens.</paragraph>
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<paragraph pageId="4" pageNumber="23">
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North America, Mexico, Baja California Sur,
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<normalizedToken originalValue="Bahía">Bahia</normalizedToken>
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<normalizedToken originalValue="Concepción">Concepcion</normalizedToken>
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,
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<normalizedToken originalValue="Bahía">Bahia</normalizedToken>
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Coyote;
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="26.730556">26°43'50"N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="15" value="-111.89166">111°53'30"W</geoCoordinate>
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; 12 m.
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</paragraph>
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<caption pageId="4" pageNumber="23">
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<paragraph pageId="4" pageNumber="23">
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Figure 3.
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<normalizedToken originalValue="A–D">A-D</normalizedToken>
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina jessicae" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="jessicae">Radiolucina jessicae</taxonomicName>
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sp. n., holotype (SBMNH 353469, Mexico, Baja California Sur, Bahia Concepcion) length = 4.5 m A Exterior of right valve B Exterior of left valve C Interior of left valve D Interior of right valve
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<normalizedToken originalValue="E–H">E-H</normalizedToken>
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina jessicae" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="jessicae">Radiolucina jessicae</taxonomicName>
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new species, paratype (SBMNH 149936) E Close up of hinge of left valve F Close up of anterior adductor muscle scar of left valv G Close up of ribs of right valve H Close up of pallial line of left valve.
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<normalizedToken originalValue="E–H">E-H</normalizedToken>
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scale bar = 1 mm.
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</paragraph>
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</caption>
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<caption pageId="4" pageNumber="23">
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<paragraph pageId="4" pageNumber="23">
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Figure 4.
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<normalizedToken originalValue="A–D">A-D</normalizedToken>
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Phacoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Phacoides (Bellucina) amiantus" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="amiantus" subGenus="Bellucina">Phacoides (Bellucina) amiantus</taxonomicName>
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Dall, 1901lectotype herein(USNM 64276, Mexico, Yucatan Strait) length = 6 mm A Exterior of right valve B Interior of right valve C Close up of ribs of right valve D Close up of hinge of right valve.
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</paragraph>
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</caption>
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<caption pageId="4" pageNumber="23">
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<paragraph pageId="4" pageNumber="23">
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Figure 5. Outline drawings of interior of right valves A
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Phacoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Phacoides (Bellucina) amiantus" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="amiantus" subGenus="Bellucina">Phacoides (Bellucina) amiantus</taxonomicName>
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lectotype B
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina cancellaris" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="cancellaris">Radiolucina cancellaris</taxonomicName>
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neotype C
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina jessicae" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="jessicae">Radiolucina jessicae</taxonomicName>
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new species holotype - Not to scale.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="23" type="holotype">
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<paragraph pageId="4" pageNumber="23">Holotype.</paragraph>
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<paragraph pageId="4" pageNumber="23">SBMNH 353469, length: 4.5 mm. Paratypes. SBMNH 149936, 6 unpaired valves; LACM 3231, 4 unpaired valves; NHMUK 20120066, 2 unpaired valves; USNM 1179317, 2 unpaired valves.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="23" type="distribution">
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<paragraph pageId="4" pageNumber="23">Distribution.</paragraph>
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<paragraph pageId="4" pageNumber="23">
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East Pacific, W side of Isla El Muerto, Baja California, Mexico (
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<geoCoordinate direction="north" orientation="latitude" precision="9" value="30.066668">30°4.00'N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="9" value="-114.55">114°33.00'W</geoCoordinate>
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) to
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<normalizedToken originalValue="Bahía">Bahia</normalizedToken>
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<normalizedToken originalValue="Concepción">Concepcion</normalizedToken>
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, Baja California Sur, Mexico (
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<geoCoordinate direction="north" orientation="latitude" precision="9" value="26.65">26°39.00'N</geoCoordinate>
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,
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<geoCoordinate direction="north" orientation="latitude" precision="9" value="111.8">111°48.00'N</geoCoordinate>
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). Also known from Sonora, Guaymas,
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<normalizedToken originalValue="Bahía">Bahia</normalizedToken>
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San Carlos, Sonora, Mexico (27°56.1.00'N,
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<geoCoordinate direction="west" orientation="longitude" precision="9" value="-111.083336">111°5.00'W</geoCoordinate>
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) to San Carlos, Gulf of Panama (
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<geoCoordinate direction="north" orientation="latitude" precision="9" value="8.483334">8°29.00'N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="9" value="-79.933334">79°56.00'W</geoCoordinate>
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). Usually collected among gravel and shells; known from 13-27 m deep.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="23" type="etymology">
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<paragraph pageId="4" pageNumber="23">Etymology.</paragraph>
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<paragraph pageId="4" pageNumber="23">Named in honor of Jessica Sanford from Santa Barbara, California for being an inspiring scientist, meaningful mentor, and wonderful friend.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="23" type="comparisons">
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<paragraph pageId="4" pageNumber="23">Comparisons.</paragraph>
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<paragraph pageId="4" pageNumber="23">
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See comparisons of
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina amianta" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="amianta">Radiolucina amianta</taxonomicName>
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,
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina cancellaris" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="cancellaris">Radiolucina cancellaris</taxonomicName>
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,and
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina jessicae" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="jessicae">Radiolucina jessicae</taxonomicName>
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in Table 1.
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</paragraph>
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<paragraph pageId="4" pageNumber="23">
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina waccamawensis" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="waccamawensis">Radiolucina waccamawensis</taxonomicName>
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(Dall 1903), from the Pliocene of the Waccamaw district, South Carolina, has about 10 strong radial ribs with deep interspaces, compared to
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina jessicae" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="jessicae">Radiolucina jessicae</taxonomicName>
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which has about 13 radial ribs with shallow interspaces, and about eight intercalary ribs. The morphologic characters of
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina waccamawensis" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="waccamawensis">Radiolucina waccamawensis</taxonomicName>
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are closer to
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina cancellaris" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="cancellaris">Radiolucina cancellaris</taxonomicName>
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.
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</paragraph>
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<caption pageId="4" pageNumber="23">
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<paragraph pageId="4" pageNumber="23">
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Table 1. Comparisons of key characteristics of North American
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="genus">Radiolucina</taxonomicName>
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species.
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</paragraph>
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</caption>
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<paragraph pageId="4" pageNumber="23">
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<table pageId="4" pageNumber="23">
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<tr pageId="4" pageNumber="23">
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<th colspan="1" pageId="4" pageNumber="23" rowspan="1">
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="genus">Radiolucina</taxonomicName>
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species
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</th>
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<th colspan="1" pageId="4" pageNumber="23" rowspan="1">Radial ribs/interspaces</th>
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<th colspan="1" pageId="4" pageNumber="23" rowspan="1">Hinge plate</th>
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<th colspan="1" pageId="4" pageNumber="23" rowspan="1">Pallial line</th>
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<th colspan="1" pageId="4" pageNumber="23" rowspan="1">Adductor muscle scars</th>
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</tr>
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<tr pageId="4" pageNumber="23">
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<td colspan="1" pageId="4" pageNumber="23" rowspan="1">amianta</td>
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</tr>
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<tr pageId="4" pageNumber="23">
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<td colspan="1" pageId="4" pageNumber="23" rowspan="1">cancellaris</td>
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</tr>
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<tr pageId="4" pageNumber="23">
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<td colspan="1" pageId="4" pageNumber="23" rowspan="1">jessicae</td>
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</tr>
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</table>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="23" type="discussion">
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<paragraph pageId="4" pageNumber="23">Discussion.</paragraph>
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<paragraph pageId="4" pageNumber="23">
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Different morphologic characters among different ages of
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina cancellaris" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="cancellaris">Radiolucina cancellaris</taxonomicName>
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are common, specifically ontogenetic changes in shape, rib number, and hinge teeth. Further research and use of additional characters, specifically DNA studies, (
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<bibRefCitation author="Taylor, J" journalOrPublisher="Zoological Journal of the Linnean Society" pageId="5" pageNumber="24" pagination="15 - 49" title="Molecular phylogeny and classification of the chemosymbiotic bivalve family Lucinidae (Mollusca: Bivalvia)." volume="163" year="2011">Taylor et al. 2011</bibRefCitation>
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) could present more details and explanation for the variable characters observed, and could possibly reveal more new species within the
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Radiolucina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radiolucina cancellaris" order="Lucinida" pageId="4" pageNumber="23" phylum="Mollusca" rank="species" species="cancellaris">Radiolucina cancellaris</taxonomicName>
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complex.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |