165 lines
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165 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.348.5449" ID-GBIF-Dataset="f537b1e0-b388-4d33-8889-8234d90fd652" ID-PMC="PMC3837408" ID-Pensoft-Pub="1313-2970-348-1" ID-PubMed="24294071" ID-ZBK="11308C785C334B20B1C62BC4EDC52893" ModsDocAuthor="" ModsDocDate="2013" ModsDocID="1313-2970-348-1" ModsDocOrigin="ZooKeys 348" ModsDocTitle="Six new deep-water sternaspid species (Annelida, Sternaspidae) from the Pacific Ocean" checkinTime="1451246706903" checkinUser="pensoft" docAuthor="Salazar-Vallejo, Sergio I. & Buzhinskaja, Galina" docDate="2013" docId="485DDAFC5B76D92373EC1C491419C728" docLanguage="en" docName="ZooKeys 348: 1-27" docOrigin="ZooKeys 348" docSource="http://dx.doi.org/10.3897/zookeys.348.5449" docTitle="Caulleryaspis fauchaldi Salazar-Vallejo & Buzhinskaja, 2013, sp. n." docType="treatment" docUuid="C35D7377-3C94-49A6-B124-98873D0BB7A5" docUuidSource="ZooBank" docVersion="4" lastPageNumber="5" masterDocId="FFA0137DF108FF839924FF97FFE6FFDF" masterDocTitle="Six new deep-water sternaspid species (Annelida, Sternaspidae) from the Pacific Ocean" masterLastPageNumber="27" masterPageNumber="1" pageNumber="2" updateTime="1668156802118" 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>Six new deep-water sternaspid species (Annelida, Sternaspidae) from the Pacific Ocean</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>Salazar-Vallejo, Sergio I.</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>Buzhinskaja, Galina</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>348</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>27</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.348.5449</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.348.5449</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-348-1</mods:identifier>
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<mods:identifier type="ZBK">11308C785C334B20B1C62BC4EDC52893</mods:identifier>
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<mods:identifier type="ZooBank">11308C785C334B20B1C62BC4EDC52893</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152049401" LSID="urn:lsid:zoobank.org:act:C35D7377-3C94-49A6-B124-98873D0BB7A5" httpUri="http://treatment.plazi.org/id/485DDAFC5B76D92373EC1C491419C728" lastPageId="4" lastPageNumber="5" pageId="1" pageNumber="2">
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<subSubSection pageId="1" pageNumber="2" type="nomenclature">
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<paragraph pageId="1" pageNumber="2">
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<taxonomicName LSID="http://zoobank.org/C35D7377-3C94-49A6-B124-98873D0BB7A5" class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caulleryaspis fauchaldi" order="Terebellida" pageId="1" pageNumber="2" phylum="Annelida" rank="species" species="fauchaldi">Caulleryaspis fauchaldi</taxonomicName>
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<taxonomicNameLabel pageId="1" pageNumber="2">sp. n.</taxonomicNameLabel>
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Figures 1, 2
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</paragraph>
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</subSubSection>
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<subSubSection pageId="1" pageNumber="2" type="reference_group">
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<paragraph pageId="1" pageNumber="2">
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<taxonomicName class="Polychaeta" family="Sternaspidae" genus="Sternaspis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sternaspis fossor" order="Terebellida" pageId="1" pageNumber="2" phylum="Annelida" rank="species" species="fossor">Sternaspis fossor</taxonomicName>
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:
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<bibRefCitation author="Hartman, O" journalOrPublisher="Allan Hancock Pacific Expeditions" pageId="25" pageNumber="26" pagination="1 - 93" title="Submarine Canyons of Southern California, 3. Systematics: Polychaetes." volume="27" year="1963">Hartman 1963</bibRefCitation>
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: 59;
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<bibRefCitation author="Fauchald, K" journalOrPublisher="Allan Hancock Foundation Monographs" pageId="25" pageNumber="26" pagination="1 - 73" title="Deep-water polychaetes from a transect off central Oregon." volume="11" year="1981">Fauchald and Hancock 1981</bibRefCitation>
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: 35 (partim, non
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<bibRefCitation author="Stimpson, W" journalOrPublisher="Smithsonian Contributions to Knowledge" pageId="25" pageNumber="26" pagination="5 - 67" title="Synopsis of the marine Invertebrata of Grand Manan: or the region about the mouth of the Bay of Fundy." volume="6" year="1853">Stimpson 1853</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="1" pageNumber="2" type="type material">
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<paragraph pageId="1" pageNumber="2">Type material.</paragraph>
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<paragraph pageId="1" pageNumber="2">
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Northeastern Pacific, Oregon. Holotype (LACM 5360), and paratype (LACM 5361), Cascadia Abyssal Plain, west of Yaquina Bay, R.V. Acona, Sta. AD 33, NAD 21 (
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<geoCoordinate direction="north" orientation="latitude" precision="92" value="44.5">44°30.0'N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="92" value="-125.566666">125°34.0'W</geoCoordinate>
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-
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<geoCoordinate direction="north" orientation="latitude" precision="92" value="44.65">44°39.0'N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="92" value="-125.55334">125°33.2'W</geoCoordinate>
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), 2800 m, clayey silt, 25 Jan. 1963 (paratype breaking into two parts, 8.5 mm long, 4 mm wide, introvert not exposed; left shield plate 2.3 mm long, 1.5 mm wide).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="3" type="additional material">
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<paragraph pageId="2" pageNumber="3">
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<pageBreakToken pageId="2" pageNumber="3" start="start">Additional</pageBreakToken>
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material.
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</paragraph>
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<paragraph pageId="2" pageNumber="3">
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Northeastern Pacific. Oregon. Four specimens (CAS 128953f), variably damaged, Sta. BMT 556 (
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<geoCoordinate direction="north" orientation="latitude" precision="92" value="48.128334">48°7.7'N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="92" value="-127.08">127°4.8'W</geoCoordinate>
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), 2519 m, 10 Sep. 1971, A. Carey, coll. (9-10 mm long, 4.0-4.5 mm wide; left shield plate 2.2-2.3 mm long, 2.4-2.5 mm wide). One specimen (CAS 129027f), Sta. BMT 557 (
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<geoCoordinate direction="north" orientation="latitude" precision="92" value="48.15">48°9.0'N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="92" value="-127.07">127°4.2'W</geoCoordinate>
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), 2519 m, 10 Sep. 1971, A. Carey, coll. (9.5 mm long, 4 mm wide; left shield plate 2.5 mm long, 2.9 mm wide). Southern California canyons. One specimen (LACM 5362), 8.1 km off Pyramid Head, Lighthouse, San Clemente Island, R.V. Velero IV, Sta. 6839 (
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="32.775">32°46'30"N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="15" value="-118.26195">118°15'43"W</geoCoordinate>
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), 1387 m, coarse sand, 30 Jun. 1960 (3.2 mm long, 1.8 mm wide, abdomen 2.5 mm long; left shield plate 0.8 mm long, 0.8 mm wide). BLM (Bureau of Land Management), Baseline Study, Southern California Bight. One specimen (LACM 5333), dried-out, BLM 81304, R.V. Thomas G. Thompson, Sta. 813 (
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="33.01505">33°0.903'N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="1" value="-119.03647">119°2.188'W</geoCoordinate>
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), 1753 m, olive brown silt, biological box core, rep. 04 BFI/ B4-1, 23 Aug. 1977, K. Fauchald, G. Jones, coll. One specimen (LACM 5335), dried-out, BLM 81308, R.V. Thomas G. Thompson, Sta. 813 (
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="33.01555">33°0.933'N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="1" value="-119.03198">119°1.919'W</geoCoordinate>
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), 1753 m, olive brown silty mud, biological box core, rep. 08 BFI/ B4-1, 23 Aug. 1977, K. Fauchald, G. Jones, coll. One specimen (LACM 5337), dried-out, BLM 81352,, R.V. Thomas G. Thompson, Sta. 813 (
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<geoCoordinate direction="north" orientation="latitude" precision="9" value="33.0175">33°1.05'N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="9" value="-119.03267">119°1.96'W</geoCoordinate>
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), 1723 m, olive brown mud, biological box core, rep. 52 BFI/ B4-1, 31 Aug. 1977, K. Fauchald, G. Jones, coll.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="4" lastPageNumber="5" pageId="2" pageNumber="3" type="description">
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<paragraph pageId="2" pageNumber="3">Description.</paragraph>
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<paragraph pageId="2" pageNumber="3">Holotype (LACM 5360) and paratype breaking into two pieces (Fig. 1A, D). Body grayish, with introvert exposed, slightly darker, broken dorsally; abdomen breaking ventrally, ventro-caudal shield grayish. Integument papillae abundant, shorter on introvert, larger on abdomen, incorporating sediment particles forming a thick coat over most of body (including introvert in paratype), arranged in single transverse series in posterior chaetigers. Body 9 mm long, 3 mm wide, about 28 segments.</paragraph>
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<caption pageId="2" pageNumber="3">
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<paragraph pageId="2" pageNumber="3">
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Figure 1.
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<taxonomicName class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caulleryaspis fauchaldi" order="Terebellida" pageId="2" pageNumber="3" phylum="Annelida" rank="species" species="fauchaldi">Caulleryaspis fauchaldi</taxonomicName>
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sp. n. A Holotype (LACM 5360), ventral view B Anterior end, frontal view C Ventro-caudal shield, frontal view D Paratype (LACM 5361), ventral view E Ventro-caudal shield, frontal view F Posterior end, dorsal view. Bars: A 1.8 mm B, C, E, F 0.6 mm D 2 mm.
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</paragraph>
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</caption>
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<paragraph pageId="2" pageNumber="3">Prostomium minute globose, ovoid, brownish (Fig. 1B). Peristomium small, oval, bearing abundant papillae resembling those present over introvert, extended as a wide band over prostomium. Mouth oval, small, slightly projected, covered by papillae.</paragraph>
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<paragraph pageId="2" pageNumber="3">First three chaetigers with about 16 falcate, tapered introvert hooks per bundle, each with subdistal dark areas (tips broken, darker areas look distal; subdistal in complete hooks). Genital papillae not seen (paratype with ventrolateral pores between segments 7 and 8). Pre-shield region with 7 segments (difficult to count because of specimens fragility); capillary chaetae along first pre-shield segment (paratype with capillaries in two segments).</paragraph>
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<paragraph pageId="2" pageNumber="3">Ventro-caudal shield completely covered by a thick coating of adhered particles (Fig. 1C), perforated, better preserved in paratype (Fig. 1E); suture not visible. Anterior margins clearly rounded; anterior depression deep; anterior keels not exposed. Ribs or concentric lines not visible. Lateral margins rounded, expanded medially, reduced posteriorly. Fan truncate, barely reaching posterior corners. Other features not visible.</paragraph>
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<paragraph pageId="2" pageNumber="3">Marginal chaetal fascicles include 9 lateral and only 4-5 short, small posterior ones (others probably broken), each with 3-4 chaetae per bundle. Peg chaetae robust, forming thin, short spines, close to posterior margins. Additional chaetal fascicles not visible.</paragraph>
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<paragraph pageId="2" pageNumber="3">Branchiae lost. Interbranchial filaments lost. Branchial plates slightly divergent, anteriorly expanded, rounded (Fig. 1F).</paragraph>
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<paragraph lastPageId="4" lastPageNumber="5" pageId="3" pageNumber="4">
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<pageBreakToken pageId="3" pageNumber="4" start="start">Juveniles</pageBreakToken>
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. Juvenile (Fig. 2A) with papillae less abundant and larger than those present in type specimens, homogeneously distributed throughout integument, eroded in introvert and arranged in transverse series as remains of erosion along dorsal surface
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<pageBreakToken pageId="4" pageNumber="5" start="start">(</pageBreakToken>
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Fig. 2D). Body about one-third as large as type specimens, with introvert damaged by compression (Fig. 2B). Ventro-caudal shield with sediment particles and abundant papillae (Fig. 2C); anterior margins poorly defined, lateral margins rounded, medially expanded. About 9 lateral chaetal bundles and 5-6 posterior ones with longer, thinner and fewer chaetae than in larger specimens. Peg chaetae not visible.
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</paragraph>
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<caption pageId="4" pageNumber="5">
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<paragraph pageId="4" pageNumber="5">
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Figure 2.
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<taxonomicName class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caulleryaspis fauchaldi" order="Terebellida" pageId="4" pageNumber="5" phylum="Annelida" rank="species" species="fauchaldi">Caulleryaspis fauchaldi</taxonomicName>
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sp. n., juvenile specimen (LACM 5362) A Ventral view B Anterior end, ventral view C Ventro-caudal shield, frontal view D Dorsal view. Bars: A, C, D 0.38 mm B 0.26 mm.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="etymology">
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<paragraph pageId="4" pageNumber="5">Etymology.</paragraph>
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<paragraph pageId="4" pageNumber="5">This species is named after Dr. Kristian Fauchald, long-time teacher and friend, in recognition of his many contributions to polychaete systematics and especially because of his contribution to the study of deep-sea fauna including the off Oregon species. The epithet is a noun in the genitive case.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="type locality">
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<paragraph pageId="4" pageNumber="5">Type locality.</paragraph>
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<paragraph pageId="4" pageNumber="5">W off Yaquina Bay, 2800 m depth.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="remarks">
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<paragraph pageId="4" pageNumber="5">Remarks.</paragraph>
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<paragraph pageId="4" pageNumber="5">
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<taxonomicName class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caulleryaspis fauchaldi" order="Terebellida" pageId="4" pageNumber="5" phylum="Annelida" rank="species" species="fauchaldi">Caulleryaspis fauchaldi</taxonomicName>
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sp. n. is very similar to
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<taxonomicName class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caulleryaspis gudmundssoni" order="Terebellida" pageId="4" pageNumber="5" phylum="Annelida" rank="species" species="gudmundssoni">Caulleryaspis gudmundssoni</taxonomicName>
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Sendall & Salazar-Vallejo, 2013 because both have shields with a deep anterior depression and robust peg chaetae. These two species differ, however, in two main features. In
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<taxonomicName class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caulleryaspis fauchaldi" order="Terebellida" pageId="4" pageNumber="5" phylum="Annelida" rank="species" species="fauchaldi">Caulleryaspis fauchaldi</taxonomicName>
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the anterior shield margins are rounded, the introvert has longer papillae, and the peg chaetae form thin short spines, whereas in
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<taxonomicName class="Polychaeta" family="Sternaspidae" genus="Caulleryaspis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caulleryaspis gudmundssoni" order="Terebellida" pageId="4" pageNumber="5" phylum="Annelida" rank="species" species="gudmundssoni">Caulleryaspis gudmundssoni</taxonomicName>
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the anterior shield margins are more angular, the introvert has shorter papillae, and the peg chaetae form thick, long spines.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="distribution">
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<paragraph pageId="4" pageNumber="5">Distribution.</paragraph>
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<paragraph pageId="4" pageNumber="5">From Oregon to Southern California, in 1387-2800 m depth.</paragraph>
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</subSubSection>
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</treatment>
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</document> |