165 lines
14 KiB
XML
165 lines
14 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.326.5786" ID-GBIF-Dataset="4b41a267-57cb-49a3-af04-5f69fd70fcbc" ID-PMC="PMC3764538" ID-Pensoft-Pub="1313-2970-326-69" ID-PubMed="24039537" ModsDocAuthor="" ModsDocDate="2013" ModsDocID="1313-2970-326-69" ModsDocOrigin="ZooKeys 326" ModsDocTitle="New lucinid bivalves from shallow and deeper water of the Indian and West Pacific Oceans (Mollusca, Bivalvia, Lucinidae)" checkinTime="1451247001144" checkinUser="pensoft" docAuthor="Taylor, John D. & Glover, Emily A." docDate="2013" docId="ED9E0EB4C461B4DCC8C3A4B070E883AB" docLanguage="en" docName="ZooKeys 326: 69-90" docOrigin="ZooKeys 326" docSource="http://dx.doi.org/10.3897/zookeys.326.5786" docTitle="Ferrocina brunei Taylor & Glover, 2013, sp. n." docType="treatment" docVersion="4" lastPageNumber="77" masterDocId="FFE64932710BFFCE080DFF86FF94FFBE" masterDocTitle="New lucinid bivalves from shallow and deeper water of the Indian and West Pacific Oceans (Mollusca, Bivalvia, Lucinidae)" masterLastPageNumber="90" masterPageNumber="69" pageNumber="76" updateTime="1668156360851" 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>New lucinid bivalves from shallow and deeper water of the Indian and West Pacific Oceans (Mollusca, Bivalvia, Lucinidae)</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>Taylor, John D.</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, Emily A.</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>2013</mods:date>
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<mods:detail type="volume">
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<mods:number>326</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>69</mods:start>
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<mods:end>90</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.326.5786</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.326.5786</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-326-69</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152047365" LSID="urn:lsid:zoobank.org:act:1954D59B-0F70-481B-9FE9-159FDF23DD24" httpUri="http://treatment.plazi.org/id/ED9E0EB4C461B4DCC8C3A4B070E883AB" lastPageId="9" lastPageNumber="77" pageId="7" pageNumber="76">
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<subSubSection pageId="7" pageNumber="76" type="nomenclature">
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<paragraph pageId="7" pageNumber="76">
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<taxonomicName LSID="http://zoobank.org/1954D59B-0F70-481B-9FE9-159FDF23DD24" class="Bivalvia" family="Lucinidae" genus="Ferrocina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ferrocina brunei" order="Lucinida" pageId="7" pageNumber="76" phylum="Mollusca" rank="species" species="brunei">Ferrocina brunei</taxonomicName>
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<taxonomicNameLabel pageId="7" pageNumber="76">sp. n.</taxonomicNameLabel>
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Figs 7, 8, 9C
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</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="76" type="type material">
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<paragraph pageId="7" pageNumber="76">Type material.</paragraph>
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<paragraph pageId="7" pageNumber="76">Holotype: whole shell NHMUK 20130122 L 8.2 mm, H 6.7 mm, T 1.6 mm; Paratypes: NHMUK 20130123, figured L 8.4 mm, H. 7.3 mm, T 2.1 mm; L 8.9 mm, H 7.8 mm, T 2.1 mm, non figured 19 v.</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="76" type="type locality">
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<paragraph pageId="7" pageNumber="76">Type locality.</paragraph>
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<paragraph pageId="7" pageNumber="76">
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Brunei,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="5.3533335">05°21'12"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="111.43917">111°26'21"E</geoCoordinate>
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, 63 m, muddy sand near oil drilling rig.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="77" type="description">
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<paragraph pageId="8" pageNumber="77">
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<pageBreakToken pageId="8" pageNumber="77" start="start">Description</pageBreakToken>
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.
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</paragraph>
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<paragraph pageId="8" pageNumber="77">
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Shell small, H to 7.8 mm, L to 8.9 mm, T to 2.1 mm, longer than high H/L = 0.89
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<normalizedToken originalValue="±">+/-</normalizedToken>
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0.034 (n=13). Colour grey-white with patches, streaks or stripes of rusty red, more pronounced dorsally, including lunule, occasionally whole shell red-brown; internally red brown particularly at anterior. Sculpture of numerous (ca 40) low, radial ribs that divide and intercalate, crossed by very fine, widely spaced commarginal lamellae. Shallow posterior sulcus and posterior dorsal area with slightly elevated commarginal lamellae, radial ribs absent. Anterior dorsal area also without ribs. Protoconch (Fig. 7K) PI = 82
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, PI+ PII = 159
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, PII with many growth increments. Lunule short lanceolate, slightly impressed, asymmetrical, greater part in right valve, brown coloured. Ligament set in shallow groove. Hinge plate thin (Figs 7L, M), RV with single cardinal tooth and small anterior and posterior lateral teeth; LV with two cardinal teeth, anteriormost is larger and faint sockets for anterior and posterior lateral teeth. Anterior adductor muscle scar broad, short, detached for
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<normalizedToken originalValue="½">1/2</normalizedToken>
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of length at an angle of 25°. Pallial blood vessel trace prominent, terminates ventral to anterior adductor scar. Pallial line entire. Inner shell margin denticulate.
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</paragraph>
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<caption pageId="8" pageNumber="77">
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<paragraph pageId="8" pageNumber="77">
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Figure 7.
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Ferrocina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ferrocina brunei" order="Lucinida" pageId="8" pageNumber="77" phylum="Mollusca" rank="species" species="brunei">Ferrocina brunei</taxonomicName>
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sp. n.
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<normalizedToken originalValue="A–C">A-C</normalizedToken>
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Holotype NHMUK 20130122 Exterior of left valve and interior of right and left valves, L = 8.2 mm
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<normalizedToken originalValue="D–F">D-F</normalizedToken>
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Paratype NHMUK 20130123 exterior of right valve and interior of left and right valves, L = 8.4 mm. pbv trace of pallial blood vessel
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<normalizedToken originalValue="G–H">G-H</normalizedToken>
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Paratype NHMUK 20130123 exterior and interior of left valve, L = 8.9 mm I Exterior of right valve of white form NHMUK 20130123, L = 7.9 mm J SEM of right valve L = 6.0 mm K Protoconch, arrow at PI /PII junction. Scale bar = 50
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<normalizedToken originalValue="µm">µm</normalizedToken>
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<normalizedToken originalValue="L–M">L-M</normalizedToken>
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Interior of right and left valves L = 5.2 mm.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="77" type="anatomy">
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<paragraph pageId="8" pageNumber="77">Anatomy.</paragraph>
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<paragraph pageId="8" pageNumber="77">
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Ctenidia comprising inner demibranchs (Fig. 8A), pink, thick, occupying about
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<normalizedToken originalValue="½">1/2</normalizedToken>
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of mantle cavity. Foot cylindrical with small heel. Labial palps small ridges. Visceral mass anterior to foot laterally extended into pair of ramshorn-like coiled structures (Fig. 8B). Posterior exhalant aperture with inverted tube (Fig. 8C), inhalant aperture with small papillae, short section of fused mantle ventral to aperture. Ctenidial filaments with thick bacteriocyte zone with bacteriocytes packed with short rod-shaped bacteria 2-5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long and 1-2
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide (Figs 8
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<normalizedToken originalValue="D–F">D-F</normalizedToken>
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). Bacteria aligned with long axes normal to apical surfaces of bacteriocytes.
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</paragraph>
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<caption pageId="8" pageNumber="77">
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<paragraph pageId="8" pageNumber="77">
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Figure 8.
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Ferrocina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ferrocina brunei" order="Lucinida" pageId="8" pageNumber="77" phylum="Mollusca" rank="species" species="brunei">Ferrocina brunei</taxonomicName>
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sp. n. A Body from right side. Scale bar = 1 mm B Body from left side, mantle and left demibranch removed showing foot and visceral extension. Scale bar = 1 mm C Body from right side with visceral mass, right demibranch and mantle removed. Scale bar = 1 mm D Section through part of demibranch showing ciliated and bacteriocyte zones. Scale bar = 20
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<normalizedToken originalValue="µm">µm</normalizedToken>
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E Part of ctenidial filament in bacteriocyte zone showing bacteria. Scale bar = 5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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F Detail of bacteriocytes and bacteria aligned normal to the apical cell wall. Scale bar = 2
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<normalizedToken originalValue="µm">µm</normalizedToken>
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. aa, anterior adductor muscle. b, bacteria. bw, bacteriocyte apical wall. bz, bacteriocyte zone. cz, ciliated zone. ex, exhalant aperture. f, foot. fm, fused mantle. ia, inhalant aperture. it, inverted tube of posterior exhalant aperture. ld, left demibranch. lp, labial palps. me, mantle edge. pa, posterior adductor muscle. rd, right demibranch. ve, visceral extension. vm, visceral mass.
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</paragraph>
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</caption>
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<caption pageId="8" pageNumber="77">
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<paragraph pageId="8" pageNumber="77">
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Figure 9. Internal outline drawings of A
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Gonimyrtea" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Gonimyrtea ferruginea" order="Lucinida" pageId="8" pageNumber="77" phylum="Mollusca" rank="species" species="ferruginea">Gonimyrtea ferruginea</taxonomicName>
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B
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Myrtina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Myrtina reflexa" order="Lucinida" pageId="8" pageNumber="77" phylum="Mollusca" rank="species" species="reflexa">Myrtina reflexa</taxonomicName>
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C
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Ferrocina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ferrocina brunei" order="Lucinida" pageId="8" pageNumber="77" phylum="Mollusca" rank="species" species="brunei">Ferrocina brunei</taxonomicName>
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. Not to scale.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="77" type="distribution">
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<paragraph pageId="8" pageNumber="77">Distribution.</paragraph>
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<paragraph pageId="8" pageNumber="77">Known only from type locality (Fig. 4).</paragraph>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="77" type="etymology">
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<paragraph pageId="8" pageNumber="77">Etymology.</paragraph>
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<paragraph pageId="8" pageNumber="77">Named for Sultanate of Brunei. Noun in apposition.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="9" lastPageNumber="78" pageId="8" pageNumber="77" type="remarks">
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<paragraph pageId="8" pageNumber="77">Remarks.</paragraph>
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<paragraph pageId="8" pageNumber="77">
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Ferrocina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ferrocina brunei" order="Lucinida" pageId="8" pageNumber="77" phylum="Mollusca" rank="species" species="brunei">Ferrocina brunei</taxonomicName>
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is similar to the type species
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Ferrocina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ferrocina mutiradiata" order="Lucinida" pageId="8" pageNumber="77" phylum="Mollusca" rank="species" species="mutiradiata">Ferrocina mutiradiata</taxonomicName>
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from Fiji but has much less prominent radial ribs, a less strongly denticulate shell margin and is smaller (shell length to 9 mm compared to 18 mm).
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</paragraph>
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<paragraph lastPageId="9" lastPageNumber="78" pageId="8" pageNumber="77">
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The anatomy is similar to most
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<taxonomicName family="Lucinidae" lsidName="" pageId="8" pageNumber="77" rank="family">Lucinidae</taxonomicName>
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and bacterial symbiosis is confirmed by the presence of abundant bacteria in the ctenidial filaments. A distinctive feature of
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<pageBreakToken pageId="9" pageNumber="78" start="start">the</pageBreakToken>
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anatomy is the bilateral ramshorn-like extension of the visceral mass anterior to the foot. We have observed similar structures only in
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Bathyaustriella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Bathyaustriella thionipta" order="Lucinida" pageId="9" pageNumber="78" phylum="Mollusca" rank="species" species="thionipta">Bathyaustriella thionipta</taxonomicName>
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Glover, Taylor & Rowden, 2004 from a hydrothermal vent on the Kermadec Ridge and in a
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Ferrocina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ferrocina" order="Lucinida" pageId="9" pageNumber="78" phylum="Mollusca" rank="genus">Ferrocina</taxonomicName>
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species recently discovered off the southern USA in the Western Atlantic (unpublished observations). The function of this structure is unknown but thin sections of the structure in
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<taxonomicName class="Bivalvia" family="Lucinidae" genus="Bathyaustriella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Bathyaustriella thionipta" order="Lucinida" pageId="9" pageNumber="78" phylum="Mollusca" rank="species" species="thionipta">Bathyaustriella thionipta</taxonomicName>
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showed that it consisted of diverticula of the digestive gland.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |