212 lines
29 KiB
XML
212 lines
29 KiB
XML
<document id="9219A015881BF8977CD81AA00AC6F965" ID-DOI="10.1080/00222933.2017.1395919" ID-ISSN="1464-5262" ID-Zenodo-Dep="5184119" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1628735592360" checkinUser="felipe" docAuthor="Watson, Charlotte & Faulwetter, Sarah" docDate="2017" docId="03E91002871E1372FE34FC51FE3FFD7D" docLanguage="en" docName="JNatHist.51.47-48.2863-2924.pdf" docOrigin="Journal of Natural History 51 (47 - 48)" docSource="http://dx.doi.org/10.1080/00222933.2017.1395919" docStyle="DocumentStyle:485A7191CD41D6261F41521A3380DC73.9:JNatHist.2017-.journal_article.1cover" docStyleId="485A7191CD41D6261F41521A3380DC73" docStyleName="JNatHist.2017-.journal_article.1cover" docStyleVersion="9" docTitle="Strepternos Watson Russell 1991" docType="treatment" docVersion="3" lastPageNumber="2890" masterDocId="FFD0687A8704136EFFABFFCFFFFBFFD3" masterDocTitle="Stylet jaws of Chrysopetalidae (Annelida)" masterLastPageNumber="2924" masterPageNumber="2863" pageNumber="2888" updateTime="1699050914801" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:title id="DDE8DBBF3C1C1FB7B474574B5211DFAD">Stylet jaws of Chrysopetalidae (Annelida)</mods:title>
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<mods:namePart id="D50F02096CE9B27E85D678BF19114A96">Watson, Charlotte</mods:namePart>
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<mods:namePart id="747B0D0A6CD03CEEECA1EA4C99A5E769">Faulwetter, Sarah</mods:namePart>
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<mods:title id="04D972472AD3A1FAFB88570CBFA884F4">Journal of Natural History</mods:title>
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<mods:part id="CB65B4489500985B0902863915E9E42E">
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<mods:date id="20138778FFC97A12F164CF50265D5790">2017</mods:date>
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<mods:number id="9B00C325717D62B2A608FAF929F3A493">2017-11-24</mods:number>
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<mods:number id="0A155AB5D7B0352B768386172836F31D">51</mods:number>
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<mods:number id="CDB88FE95ABBCE16C8D7740FC1D9951E">47 - 48</mods:number>
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<mods:url id="67F0601625C42701A9BD64F6E3E03BE8">http://dx.doi.org/10.1080/00222933.2017.1395919</mods:url>
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<mods:identifier id="C9518FE55B6448B6CBDBB69C33EA65E3" type="DOI">10.1080/00222933.2017.1395919</mods:identifier>
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<subSubSection id="C35AF29F871E1374FE34FC51FC78FC64" box="[415,899,926,951]" pageId="26" pageNumber="2888" type="nomenclature">
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<paragraph id="8BFFA114871E1374FE34FC51FC78FC64" blockId="26.[415,899,926,985]" box="[415,899,926,951]" pageId="26" pageNumber="2888">
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<heading id="D0B71678871E1374FE34FC51FC78FC64" box="[415,899,926,951]" centered="true" fontSize="11" level="2" pageId="26" pageNumber="2888" reason="5">
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Genus
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<taxonomicName id="4C40DA97871E1374FE58FC51FC78FC64" ID-CoL="84TWR" authority="Watson Russell, 1991" authorityName="Watson Russell" authorityYear="1991" box="[499,899,926,951]" class="Polychaeta" family="Chrysopetalidae" genus="Strepternos" kingdom="Animalia" order="Phyllodocida" pageId="26" pageNumber="2888" phylum="Annelida" rank="genus">
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||
<emphasis id="B9347D06871E1374FE58FC51FD7BFC64" bold="true" box="[499,640,926,951]" italics="true" pageId="26" pageNumber="2888">Strepternos</emphasis>
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<bibRefCitation id="EFD1DCE5871E1374FD22FC51FC78FC64" author="Watson Russell C" box="[649,899,926,951]" pageId="26" pageNumber="2888" pagination="283 - 294" refId="ref27718" refString="Watson Russell C. 1991. Strepternos didymopyton Watson Russell in Bhaud and Cazaux, 1987 (Polychaeta: Chrysopetalidae) from experimental wooden panels in deep waters of the western North Atlantic. Ophelia Suppl. 5: 283 - 294." type="journal article" year="1991">Watson Russell, 1991</bibRefCitation>
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</taxonomicName>
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||
</heading>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C35AF29F871E1374FE53FC0FFCB2FBDE" pageId="26" pageNumber="2888" type="description">
|
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<paragraph id="8BFFA114871E1374FE53FC0FFCD0FC0A" blockId="26.[415,899,926,985]" box="[504,811,960,985]" pageId="26" pageNumber="2888">
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(
|
||
<figureCitation id="137BBD91871E1374FDABFC0FFD6FFC0A" box="[512,660,960,985]" captionStart="Figure 15" captionStartId="27.[160,225,1446,1469]" captionTargetBox="[163,1153,142,1415]" captionTargetId="figure-42@27.[163,1153,142,1415]" captionTargetPageId="27" captionText="Figure 15. Anterior end of Strepternos didimopyton (mCT-00101), imaged through micro-CT and rendered in 3D. (a) dorsal view; (b) dorsal view with lowered opacity to show position of jaws; (c) dorsal view, virtually dissected to expose pharyngeal structures; (d) lateral view, virtually dissected to expose pharyngeal structures; (e and f) jaws of Strepternos didimopyton (mCT-00023), (e) anterior view; (f) dorsal view and cross sections through the jaw along its length." figureDoi="http://doi.org/10.5281/zenodo.5184149" httpUri="https://zenodo.org/record/5184149/files/figure.png" pageId="26" pageNumber="2888">Figure 15a–f</figureCitation>
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||
;
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||
<tableCitation id="C6C294AF871E1374FD08FC0FFCFEFC0A" box="[675,773,960,985]" captionStart="Table 1" captionStartId="9.[133,189,703,726]" captionText="Table 1. Comparison of pharyngeal and jaw characters." pageId="26" pageNumber="2888">Tables 1</tableCitation>
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||
,
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||
<tableCitation id="C6C294AF871E1374FCBEFC0FFCD8FC0A" box="[789,803,960,985]" captionStart="Table 2" captionStartId="10.[133,189,583,606]" captionText="Table 2. Comparison of morphological characters." pageId="26" pageNumber="2888">2</tableCitation>
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||
)
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||
</paragraph>
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||
<paragraph id="8BFFA114871E1374FF0BFC3AFCB2FBDE" blockId="26.[160,841,1013,1037]" box="[160,841,1013,1037]" pageId="26" pageNumber="2888">
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||
<typeStatus id="54FB1FB6871E1374FF0BFC3AFF2DFBDE" box="[160,214,1013,1037]" pageId="26" pageNumber="2888">Type</typeStatus>
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species:
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<taxonomicName id="4C40DA97871E1374FE94FC3AFCB2FBDE" authority="Watson Russell, 1991" authorityName="Watson Russell" authorityYear="1991" box="[319,841,1013,1037]" class="Polychaeta" family="Chrysopetalidae" genus="Strepternos" kingdom="Animalia" order="Phyllodocida" pageId="26" pageNumber="2888" phylum="Annelida" rank="species" species="didymopyton">
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<emphasis id="B9347D06871E1374FE94FC3AFDA9FBDE" box="[319,594,1013,1037]" italics="true" pageId="26" pageNumber="2888">Strepternos didymopyton</emphasis>
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||
<bibRefCitation id="EFD1DCE5871E1374FDF1FC3AFCB2FBDE" author="Watson Russell C" box="[602,841,1013,1037]" pageId="26" pageNumber="2888" pagination="283 - 294" refId="ref27718" refString="Watson Russell C. 1991. Strepternos didymopyton Watson Russell in Bhaud and Cazaux, 1987 (Polychaeta: Chrysopetalidae) from experimental wooden panels in deep waters of the western North Atlantic. Ophelia Suppl. 5: 283 - 294." type="journal article" year="1991">Watson Russell, 1991</bibRefCitation>
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||
</taxonomicName>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C35AF29F871E1374FF0BFB8EFD57FB73" pageId="26" pageNumber="2888" type="materials_examined">
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||
<paragraph id="8BFFA114871E1374FF0BFB8EFE7BFB88" blockId="26.[160,1156,1089,1184]" box="[160,384,1089,1115]" pageId="26" pageNumber="2888">
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||
<emphasis id="B9347D06871E1374FF0BFB8EFE7BFB88" bold="true" box="[160,384,1089,1115]" italics="true" pageId="26" pageNumber="2888">Material examined</emphasis>
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||
</paragraph>
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||
<paragraph id="8BFFA114871E1374FF0BFBAAFD57FB73" blockId="26.[160,1156,1089,1184]" pageId="26" pageNumber="2888">
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Two specimens
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<taxonomicName id="4C40DA97871E1374FEFFFBAAFD32FBAE" authority=", NTM W." authorityName="NTM W." box="[340,713,1125,1149]" class="Polychaeta" family="Chrysopetalidae" genus="Strepternos" kingdom="Animalia" order="Phyllodocida" pageId="26" pageNumber="2888" phylum="Annelida" rank="species" species="didymopyton">
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||
<emphasis id="B9347D06871E1374FEFFFBAAFD9EFBAE" box="[340,613,1125,1149]" italics="true" pageId="26" pageNumber="2888">Strepternos didymopyton</emphasis>
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, NTM W.
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</taxonomicName>
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26327,
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<collectingCountry id="F357E184871E1374FCB1FBAAFC7AFBAE" box="[794,897,1125,1149]" name="Bahamas" pageId="26" pageNumber="2888">Bahamas</collectingCountry>
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, Tongue of The Ocean, West Atlantic Ocean (mCT-00023; mCT-00101)
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C35AF29F871E1372FF0BFB1CFE3FFD7D" lastPageId="28" lastPageNumber="2890" pageId="26" pageNumber="2888" type="distribution">
|
||
<paragraph id="8BFFA114871E1374FF0BFB1CFED7FB3E" blockId="26.[160,1156,1235,1400]" box="[160,300,1235,1261]" pageId="26" pageNumber="2888">
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||
<emphasis id="B9347D06871E1374FF0BFB1CFED7FB3E" bold="true" box="[160,300,1235,1261]" italics="true" pageId="26" pageNumber="2888">Distribution</emphasis>
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</paragraph>
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||
<paragraph id="8BFFA114871E1374FF0BFB37FC60FAAB" blockId="26.[160,1156,1235,1400]" pageId="26" pageNumber="2888">
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||
<taxonomicName id="4C40DA97871E1374FF0BFB37FEE1FAC3" authorityName="Watson Russell" authorityYear="1991" box="[160,282,1272,1296]" class="Polychaeta" family="Chrysopetalidae" genus="Strepternos" kingdom="Animalia" order="Phyllodocida" pageId="26" pageNumber="2888" phylum="Annelida" rank="genus">
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||
<emphasis id="B9347D06871E1374FF0BFB37FEE1FAC3" box="[160,282,1272,1296]" italics="true" pageId="26" pageNumber="2888">Strepternos</emphasis>
|
||
</taxonomicName>
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||
<materialsCitation id="3B28AB49871E1374FE89FB37FCB2FAC3" box="[290,841,1272,1296]" location="West Atlantic" pageId="26" pageNumber="2888" specimenCount="1">
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||
is a deep-water taxon found in the
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<location id="8E9FF7CF871E1374FD1AFB37FCB2FAC3" LSID="urn:lsid:plazi:treatment:03E91002871E1372FE34FC51FE3FFD7D:8E9FF7CF871E1374FD1AFB37FCB2FAC3" box="[689,841,1272,1296]" name="West Atlantic" pageId="26" pageNumber="2888">West Atlantic</location>
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||
</materialsCitation>
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||
.
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||
<materialsCitation id="3B28AB49871E1374FCF8FB37FC63FAAB" country="Virgin Islands" county="Shimabukuro" latitude="-25.0" location="Massachusetts" municipality="St. Croix" pageId="26" pageNumber="2888" specimenCount="1">
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||
It has been examined from sites along the eastern seaboard of the Americas, ~
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||
<geoCoordinate id="EE74C7D3871E1374FC8EFAD5FCA5FAE1" box="[805,862,1306,1330]" degrees="40" direction="north" orientation="latitude" pageId="26" pageNumber="2888" precision="55555" value="40.0">40°N</geoCoordinate>
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||
to ~
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<geoCoordinate id="EE74C7D3871E1374FC09FAD5FC23FAE1" box="[930,984,1306,1330]" degrees="25" direction="south" orientation="latitude" pageId="26" pageNumber="2888" precision="55555" value="-25.0">25°S</geoCoordinate>
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, including off
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||
<location id="8E9FF7CF871E1374FF0BFAF2FEBEFA86" LSID="urn:lsid:plazi:treatment:03E91002871E1372FE34FC51FE3FFD7D:8E9FF7CF871E1374FF0BFAF2FEBEFA86" box="[160,325,1341,1365]" country="Virgin Islands" county="Shimabukuro" latitude="-25.0" municipality="St. Croix" name="Massachusetts" pageId="26" pageNumber="2888">Massachusetts</location>
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||
, two sites in the
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<location id="8E9FF7CF871E1374FDB6FAF2FD38FA86" LSID="urn:lsid:plazi:treatment:03E91002871E1372FE34FC51FE3FFD7D:8E9FF7CF871E1374FDB6FAF2FD38FA86" box="[541,707,1341,1365]" country="Virgin Islands" county="Shimabukuro" latitude="-25.0" municipality="St. Croix" name="Caribbean Sea" pageId="26" pageNumber="2888">Caribbean Sea</location>
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||
(
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||
<location id="8E9FF7CF871E1374FD7EFAF2FC71FA86" LSID="urn:lsid:plazi:treatment:03E91002871E1372FE34FC51FE3FFD7D:8E9FF7CF871E1374FD7EFAF2FC71FA86" box="[725,906,1341,1365]" country="Virgin Islands" county="Shimabukuro" latitude="-25.0" municipality="St. Croix" name="Bahama Islands" pageId="26" pageNumber="2888">Bahama Islands</location>
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and
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||
<collectingMunicipality id="6B9B3B6E871E1374FC65FAF2FBC9FA86" box="[974,1074,1341,1365]" pageId="26" pageNumber="2888">St. Croix</collectingMunicipality>
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||
,
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||
<collectingCountry id="F357E184871E1374FBEAFAF2FF15FAAB" name="Virgin Islands" pageId="26" pageNumber="2888">Virgin Islands</collectingCountry>
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||
) and most recently from
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||
<collectingCountry id="F357E184871E1374FDB9FAAFFDB5FAAB" box="[530,590,1376,1400]" name="Brazil" pageId="26" pageNumber="2888">Brazil</collectingCountry>
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||
(
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<collectingCounty id="629ED998871E1374FDF6FAAFFD0CFAAB" box="[605,759,1376,1400]" pageId="26" pageNumber="2888">Shimabukuro</collectingCounty>
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||
, pers. comm.)
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||
</materialsCitation>
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||
.
|
||
</paragraph>
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||
<paragraph id="8BFFA114871E1374FF0BFA64FF02FA16" blockId="26.[160,1155,1451,1581]" box="[160,249,1451,1477]" pageId="26" pageNumber="2888">
|
||
<emphasis id="B9347D06871E1374FF0BFA64FF02FA16" bold="true" box="[160,249,1451,1477]" italics="true" pageId="26" pageNumber="2888">Habitat</emphasis>
|
||
</paragraph>
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||
<paragraph id="8BFFA114871E1374FF0BFA00FBC9F9FE" blockId="26.[160,1155,1451,1581]" pageId="26" pageNumber="2888">
|
||
<taxonomicName id="4C40DA97871E1374FF0BFA00FEE3FA34" authorityName="Watson Russell" authorityYear="1991" box="[160,280,1487,1511]" class="Polychaeta" family="Chrysopetalidae" genus="Strepternos" kingdom="Animalia" order="Phyllodocida" pageId="26" pageNumber="2888" phylum="Annelida" rank="genus">
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||
<emphasis id="B9347D06871E1374FF0BFA00FEE3FA34" box="[160,280,1487,1511]" italics="true" pageId="26" pageNumber="2888">Strepternos</emphasis>
|
||
</taxonomicName>
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||
has been collected solely from ‘wild’ and experimental wood habitats, ~
|
||
<quantity id="4CB80CF1871E1374FB97FA00FF0CF9D9" metricMagnitude="3" metricUnit="m" metricValue="2.9" metricValueMax="4.0" metricValueMin="1.8" pageId="26" pageNumber="2888" unit="m" value="2900.0" valueMax="4000.0" valueMin="1800.0">1800– 4000 m</quantity>
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||
depth, which are colonized primarily by the wood-boring molluscs
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||
<taxonomicName id="4C40DA97871E1374FBBAFA3DFED6F9FE" authority="Turton, 1822" authorityName="Turton" authorityYear="1822" class="Bivalvia" family="Xylophagaidae" genus="Xylophaga" kingdom="Animalia" order="Myida" pageId="26" pageNumber="2888" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B9347D06871E1374FBBAFA3DFB78F9D9" box="[1041,1155,1522,1546]" italics="true" pageId="26" pageNumber="2888">Xylophaga</emphasis>
|
||
<bibRefCitation id="EFD1DCE5871E1374FF0BF9DAFED6F9FE" author="Turton W" box="[160,301,1557,1581]" pageId="26" pageNumber="2888" refId="ref27140" refString="Turton W. 1822. Conchylia dithyra Insularum britannicarum. The bivalve shells of the British Islands. London: Theodor Fischer." type="book" year="1822">Turton, 1822</bibRefCitation>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C40DA97871E1374FEC2F9DAFDA2F9FE" authority="Turner, 1972" authorityName="Turner" authorityYear="1972" box="[361,601,1557,1581]" class="Bivalvia" family="Xylophagaidae" genus="Xyloredo" kingdom="Animalia" order="Myida" pageId="26" pageNumber="2888" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B9347D06871E1374FEC2F9DAFE3EF9FE" box="[361,453,1557,1581]" italics="true" pageId="26" pageNumber="2888">Xyloredo</emphasis>
|
||
<bibRefCitation id="EFD1DCE5871E1374FE66F9DAFDA2F9FE" author="Turner RD" box="[461,601,1557,1581]" pageId="26" pageNumber="2888" pagination="1 - 19" refId="ref27088" refString="Turner RD. 1972. Xyloredo, a new teredinid-like abyssal wood-borer (Mollusca, Pholadidae, Xylophagainae). Breviora. 397: 1 - 19." type="journal article" year="1972">Turner, 1972</bibRefCitation>
|
||
</taxonomicName>
|
||
(
|
||
<bibRefCitation id="EFD1DCE5871E1374FDCCF9DAFD0BF9FE" author="Turner RD" box="[615,752,1557,1581]" pageId="26" pageNumber="2888" pagination="13 - 19" refId="ref27116" refString="Turner RD. 1978. Wood, mollusks and deep-sea food chains. Bull Am Malacol Union. 1977: 13 - 19." type="journal article" year="1978">Turner 1978</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="EFD1DCE5871E1374FD55F9DAFC19F9FE" author="Watson Russell C" box="[766,994,1557,1581]" pageId="26" pageNumber="2888" pagination="283 - 294" refId="ref27718" refString="Watson Russell C. 1991. Strepternos didymopyton Watson Russell in Bhaud and Cazaux, 1987 (Polychaeta: Chrysopetalidae) from experimental wooden panels in deep waters of the western North Atlantic. Ophelia Suppl. 5: 283 - 294." type="journal article" year="1991">Watson Russell 1991</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="EFD1DCE5871E1374FC5BF9DAFBDDF9FE" author="Watson Russell C" box="[1008,1062,1557,1581]" pageId="26" pageNumber="2888" pagination="405 - 426" refId="ref27761" refString="Watson Russell C. 1997. Patterns of growth and setal development in the deep-sea worm, Strepternos didymopyton (Polychaeta: Chrysopetalidae). Bull Mar Sci. 60: 405 - 426." type="journal article" year="1997">1997</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8BFFA114871E1374FF0BF9AFFE6DF9A9" blockId="26.[160,1155,1632,1727]" box="[160,406,1632,1658]" pageId="26" pageNumber="2888">
|
||
<emphasis id="B9347D06871E1374FF0BF9AFFE6DF9A9" bold="true" box="[160,406,1632,1658]" italics="true" pageId="26" pageNumber="2888">General morphology</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8BFFA114871E1374FF0BF94AFB78F96C" blockId="26.[160,1155,1632,1727]" pageId="26" pageNumber="2888">
|
||
<taxonomicName id="4C40DA97871E1374FF0BF94AFE49F94E" box="[160,434,1669,1693]" class="Polychaeta" family="Chrysopetalidae" genus="Strepternos" kingdom="Animalia" order="Phyllodocida" pageId="26" pageNumber="2888" phylum="Annelida" rank="species" species="didymopyton">
|
||
<emphasis id="B9347D06871E1374FF0BF94AFE49F94E" box="[160,434,1669,1693]" italics="true" pageId="26" pageNumber="2888">Strepternos didymopyton</emphasis>
|
||
</taxonomicName>
|
||
is a large polychaete with a distinctive broadened anterior end and a pair of pale golden-coloured notochaetal paleal fans that cover most of the
|
||
</paragraph>
|
||
<caption id="DF3FF19C871F1375FF0BFA69FC7AF9E1" ID-DOI="http://doi.org/10.5281/zenodo.5184149" ID-Zenodo-Dep="5184149" httpUri="https://zenodo.org/record/5184149/files/figure.png" pageId="27" pageNumber="2889" startId="27.[160,225,1446,1469]" targetBox="[163,1153,142,1415]" targetPageId="27">
|
||
<paragraph id="8BFFA114871F1375FF0BFA69FC7AF9E1" blockId="27.[160,1155,1446,1586]" pageId="27" pageNumber="2889">
|
||
<emphasis id="B9347D06871F1375FF0BFA69FEF7FA6E" bold="true" box="[160,268,1446,1469]" pageId="27" pageNumber="2889">Figure 15.</emphasis>
|
||
Anterior end of
|
||
<taxonomicName id="4C40DA97871F1375FE6BFA69FD4BFA6E" box="[448,688,1446,1469]" class="Polychaeta" family="Chrysopetalidae" genus="Strepternos" kingdom="Animalia" order="Phyllodocida" pageId="27" pageNumber="2889" phylum="Annelida" rank="species" species="didimopyton">
|
||
<emphasis id="B9347D06871F1375FE6BFA69FD4BFA6E" box="[448,688,1446,1469]" italics="true" pageId="27" pageNumber="2889">Strepternos didimopyton</emphasis>
|
||
</taxonomicName>
|
||
(mCT-00101), imaged through micro-CT and rendered in 3D. (a) dorsal view; (b) dorsal view with lowered opacity to show position of jaws; (c) dorsal view, virtually dissected to expose pharyngeal structures; (d) lateral view, virtually dissected to expose pharyngeal structures; (e and f) jaws of
|
||
<taxonomicName id="4C40DA97871F1375FD25FA31FC87F9C6" box="[654,892,1534,1557]" class="Polychaeta" family="Chrysopetalidae" genus="Strepternos" kingdom="Animalia" order="Phyllodocida" pageId="27" pageNumber="2889" phylum="Annelida" rank="species" species="didimopyton">
|
||
<emphasis id="B9347D06871F1375FD25FA31FC87F9C6" box="[654,892,1534,1557]" italics="true" pageId="27" pageNumber="2889">Strepternos didimopyton</emphasis>
|
||
</taxonomicName>
|
||
(mCT-00023), (e) anterior view; (f) dorsal view and cross sections through the jaw along its length.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BFFA114871F1372FF0BF991FD36FEE2" blockId="27.[160,1155,1630,1723]" lastBlockId="28.[160,1155,142,305]" lastPageId="28" lastPageNumber="2890" pageId="27" pageNumber="2889">
|
||
dorsum. Main paleae are symmetrical with slightly raised ribs; the median fascicle is lacking, leaving a mid-dorsal bare section on the anterior body (
|
||
<figureCitation id="137BBD91871F1375FC32F94EFBE8F94A" box="[921,1043,1665,1689]" captionStart="Figure 15" captionStartId="27.[160,225,1446,1469]" captionTargetBox="[163,1153,142,1415]" captionTargetId="figure-42@27.[163,1153,142,1415]" captionTargetPageId="27" captionText="Figure 15. Anterior end of Strepternos didimopyton (mCT-00101), imaged through micro-CT and rendered in 3D. (a) dorsal view; (b) dorsal view with lowered opacity to show position of jaws; (c) dorsal view, virtually dissected to expose pharyngeal structures; (d) lateral view, virtually dissected to expose pharyngeal structures; (e and f) jaws of Strepternos didimopyton (mCT-00023), (e) anterior view; (f) dorsal view and cross sections through the jaw along its length." figureDoi="http://doi.org/10.5281/zenodo.5184149" httpUri="https://zenodo.org/record/5184149/files/figure.png" pageId="27" pageNumber="2889">Figure 15a</figureCitation>
|
||
). Sensory structures include a very small prostomium fused with anterior segments and capable of being completely retracted (
|
||
<bibRefCitation id="EFD1DCE587181372FE45FF41FD1BFF75" author="Watson Russell C" box="[494,736,142,166]" pageId="28" pageNumber="2890" pagination="405 - 426" refId="ref27761" refString="Watson Russell C. 1997. Patterns of growth and setal development in the deep-sea worm, Strepternos didymopyton (Polychaeta: Chrysopetalidae). Bull Mar Sci. 60: 405 - 426." type="journal article" year="1997">Watson Russell 1997</bibRefCitation>
|
||
, figure 7A); simple eyes present in larvae and juveniles (absent in adults), broad, elongate-ovate palps and a relatively small nuchal fold. Dorsal styles appear partly retractile within the large cirrophores (
|
||
<bibRefCitation id="EFD1DCE587181372FB86FF1BFED0FEDD" author="Watson Russell C" pageId="28" pageNumber="2890" pagination="283 - 294" refId="ref27718" refString="Watson Russell C. 1991. Strepternos didymopyton Watson Russell in Bhaud and Cazaux, 1987 (Polychaeta: Chrysopetalidae) from experimental wooden panels in deep waters of the western North Atlantic. Ophelia Suppl. 5: 283 - 294." type="journal article" year="1991">Watson Russell 1991</bibRefCitation>
|
||
). Larval and juvenile morphology has been documented during settlement and metamorphosis (
|
||
<bibRefCitation id="EFD1DCE587181372FE3AFED6FD87FEE2" author="Watson Russell C" box="[401,636,281,305]" pageId="28" pageNumber="2890" pagination="283 - 294" refId="ref27718" refString="Watson Russell C. 1991. Strepternos didymopyton Watson Russell in Bhaud and Cazaux, 1987 (Polychaeta: Chrysopetalidae) from experimental wooden panels in deep waters of the western North Atlantic. Ophelia Suppl. 5: 283 - 294." type="journal article" year="1991">Watson Russell 1991</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="EFD1DCE587181372FD21FED6FD3AFEE2" author="Watson Russell C" box="[650,705,281,305]" pageId="28" pageNumber="2890" pagination="405 - 426" refId="ref27761" refString="Watson Russell C. 1997. Patterns of growth and setal development in the deep-sea worm, Strepternos didymopyton (Polychaeta: Chrysopetalidae). Bull Mar Sci. 60: 405 - 426." type="journal article" year="1997">1997</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8BFFA11487181372FF0BFE93FE8CFEA5" blockId="28.[160,1155,348,686]" box="[160,375,348,374]" pageId="28" pageNumber="2890">
|
||
<emphasis id="B9347D0687181372FF0BFE93FE8CFEA5" bold="true" box="[160,375,348,374]" italics="true" pageId="28" pageNumber="2890">Pharynx and jaws</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8BFFA11487181372FF0BFE4EFE3FFD7D" blockId="28.[160,1155,348,686]" pageId="28" pageNumber="2890">
|
||
<taxonomicName id="4C40DA9787181372FF0BFE4EFEE1FE4A" authorityName="Watson Russell" authorityYear="1991" box="[160,282,385,409]" class="Polychaeta" family="Chrysopetalidae" genus="Strepternos" kingdom="Animalia" order="Phyllodocida" pageId="28" pageNumber="2890" phylum="Annelida" rank="genus">
|
||
<emphasis id="B9347D0687181372FF0BFE4EFEE1FE4A" box="[160,282,385,409]" italics="true" pageId="28" pageNumber="2890">Strepternos</emphasis>
|
||
</taxonomicName>
|
||
possesses a relatively short, broad proboscis and an undifferentiated, broad pharynx with posterior large caeca (
|
||
<figureCitation id="137BBD9187181372FD99FE6BFD3DFE6F" box="[562,710,419,444]" captionStart="Figure 15" captionStartId="27.[160,225,1446,1469]" captionTargetBox="[163,1153,142,1415]" captionTargetId="figure-42@27.[163,1153,142,1415]" captionTargetPageId="27" captionText="Figure 15. Anterior end of Strepternos didimopyton (mCT-00101), imaged through micro-CT and rendered in 3D. (a) dorsal view; (b) dorsal view with lowered opacity to show position of jaws; (c) dorsal view, virtually dissected to expose pharyngeal structures; (d) lateral view, virtually dissected to expose pharyngeal structures; (e and f) jaws of Strepternos didimopyton (mCT-00023), (e) anterior view; (f) dorsal view and cross sections through the jaw along its length." figureDoi="http://doi.org/10.5281/zenodo.5184149" httpUri="https://zenodo.org/record/5184149/files/figure.png" pageId="28" pageNumber="2890">Figure 15b–d</figureCitation>
|
||
). The pair of jaws are broad, robust and heavily calcified. The anterior halves diverge, turning outwards, the posterior halves of each jaw are set close together with the basal-most cross sections indicating interlinking of jaws (
|
||
<figureCitation id="137BBD9187181372FEAFFDC3FE83FDF7" box="[260,376,524,548]" captionStart="Figure 15" captionStartId="27.[160,225,1446,1469]" captionTargetBox="[163,1153,142,1415]" captionTargetId="figure-42@27.[163,1153,142,1415]" captionTargetPageId="27" captionText="Figure 15. Anterior end of Strepternos didimopyton (mCT-00101), imaged through micro-CT and rendered in 3D. (a) dorsal view; (b) dorsal view with lowered opacity to show position of jaws; (c) dorsal view, virtually dissected to expose pharyngeal structures; (d) lateral view, virtually dissected to expose pharyngeal structures; (e and f) jaws of Strepternos didimopyton (mCT-00023), (e) anterior view; (f) dorsal view and cross sections through the jaw along its length." figureDoi="http://doi.org/10.5281/zenodo.5184149" httpUri="https://zenodo.org/record/5184149/files/figure.png" pageId="28" pageNumber="2890">Figure 15f</figureCitation>
|
||
). The jaws possess a pronounced mid-way projection on the outer jaw margin that flares out in the form of a ‘shelf’, marked by a distinct raised, horizontal ridge; the interior groove is very wide (
|
||
<figureCitation id="137BBD9187181372FDF8FD9EFD26FDBA" box="[595,733,593,617]" captionStart="Figure 15" captionStartId="27.[160,225,1446,1469]" captionTargetBox="[163,1153,142,1415]" captionTargetId="figure-42@27.[163,1153,142,1415]" captionTargetPageId="27" captionText="Figure 15. Anterior end of Strepternos didimopyton (mCT-00101), imaged through micro-CT and rendered in 3D. (a) dorsal view; (b) dorsal view with lowered opacity to show position of jaws; (c) dorsal view, virtually dissected to expose pharyngeal structures; (d) lateral view, virtually dissected to expose pharyngeal structures; (e and f) jaws of Strepternos didimopyton (mCT-00023), (e) anterior view; (f) dorsal view and cross sections through the jaw along its length." figureDoi="http://doi.org/10.5281/zenodo.5184149" httpUri="https://zenodo.org/record/5184149/files/figure.png" pageId="28" pageNumber="2890">Figure 15e, f</figureCitation>
|
||
). The thick distal jaw tips are serrated on the convex margin when viewed under a compound microscope (
|
||
<bibRefCitation id="EFD1DCE587181372FC7DFDBBFF2CFD7D" author="Watson Russell C" pageId="28" pageNumber="2890" pagination="283 - 294" refId="ref27718" refString="Watson Russell C. 1991. Strepternos didymopyton Watson Russell in Bhaud and Cazaux, 1987 (Polychaeta: Chrysopetalidae) from experimental wooden panels in deep waters of the western North Atlantic. Ophelia Suppl. 5: 283 - 294." type="journal article" year="1991">Watson Russell 1991</bibRefCitation>
|
||
, p. 291, figure 4 Y2).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |