247 lines
28 KiB
XML
247 lines
28 KiB
XML
<document id="66C657EFD9D47E7E44330C233BE7BBB2" ID-CLB-Dataset="42299" ID-DOI="10.5281/zenodo.157809" ID-GBIF-Dataset="43595c87-02cf-47ba-ba28-0cb07de78adc" ID-ISBN="1-877354-52-X" ID-Zenodo-Dep="157809" IM.bibliography_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1460953667725" checkinUser="plazi" docAuthor="Nygren, Arne" docDate="2004" docId="03CDB626CC144E45FEE87EF589528445" docLanguage="en" docName="zt00680a.pdf.imf" docOrigin="Zootaxa 680" docStyle="DocumentStyle:8B0D3ECF822058C8413568C103B59429.6:Zootaxa.2001-2006.monograph" docStyleId="8B0D3ECF822058C8413568C103B59429" docStyleName="Zootaxa.2001-2006.monograph" docStyleVersion="6" docTitle="Pachyprocerastea Nygren, 2004, gen. n." docType="treatment" docVersion="11" lastPageNumber="102" masterDocId="FFF4CE5ECC774E20FFE07D31881E806B" masterDocTitle="Revision of Autolytinae (Syllidae: Polychaeta)." masterLastPageNumber="314" masterPageNumber="1" pageNumber="100" updateTime="1698586924720" updateUser="ExternalLinkService">
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<mods:mods id="916396DB6749FF787648678478F9F533" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="2B0E9B79AC65ADC4DA1B6A0CFE6B200E">
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<mods:title id="09DA0D34D01232CC77AFD0333D4550C2">Revision of Autolytinae (Syllidae: Polychaeta).</mods:title>
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</mods:titleInfo>
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<mods:name id="0511C9878E33DBD61E5D375086908968" type="personal">
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<mods:roleTerm id="F697C785DF5BD7B28E00B04FB7B3B4FA">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="F4114D7151C8F41CF448CA5EA5D1C05F">Nygren, Arne</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="60F9343EF0790E8734226FD630F6975E">text</mods:typeOfResource>
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<mods:titleInfo id="1C932464608B25B9FDAED303156B6755">
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<mods:title id="C23477CA83AA270E01A3283A4B5D5593">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="A1384EFDF6E2616DB95667527D9C395D">
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<mods:date id="F9ACA187B33FDAA22461821B88D32F9D">2004</mods:date>
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<mods:detail id="64906AAC2632009438B333CF8F5BE509" type="volume">
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<mods:number id="70E5DC7FDDDC749CDAA6846FC51F6307">680</mods:number>
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</mods:detail>
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<mods:extent id="D36CBCECA5ACF77E47A5EE6778F32D18" unit="page">
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<mods:start id="F89078E849D043F20F6212C33F6E29E7">1</mods:start>
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<mods:end id="8B131C21CD30B1F16EDE6E62CCA36355">314</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:classification id="6D8305D1DAEBD1393FE390FE9B530103">journal article</mods:classification>
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<mods:identifier id="B77DE596A194C5BDB6A2ECFFF973013B" type="CLB-Dataset">42299</mods:identifier>
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<mods:identifier id="8350457313AB14E4D691756273201C3F" type="DOI">10.5281/zenodo.157809</mods:identifier>
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<mods:identifier id="BB85A85ABDFEBEE1DEC5E531DE59EE5A" type="GBIF-Dataset">43595c87-02cf-47ba-ba28-0cb07de78adc</mods:identifier>
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<mods:identifier id="A3510EE10203F380ED5EBA4B7B1AFD3E" type="ISBN">1-877354-52-X</mods:identifier>
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<mods:identifier id="880C8605874F6E27C0CBA38AB4B46D82" type="Zenodo-Dep">157809</mods:identifier>
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<mods:identifier id="E5233E1D24B288FACCEA607C127C4555" type="ZooBank">471A4E52-4C92-44F8-AB38-CD03071C0067</mods:identifier>
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</mods:mods>
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<treatment id="03CDB626CC144E45FEE87EF589528445" ID-DOI="http://doi.org/10.5281/zenodo.6273224" ID-GBIF-Taxon="119592486" ID-Zenodo-Dep="6273224" LSID="urn:lsid:plazi:treatment:03CDB626CC144E45FEE87EF589528445" httpUri="http://treatment.plazi.org/id/03CDB626CC144E45FEE87EF589528445" lastPageId="101" lastPageNumber="102" pageId="99" pageNumber="100">
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||
<subSubSection id="C37E54BBCC144E43FEE87EF58A05849A" pageId="99" pageNumber="100" type="nomenclature">
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||
<paragraph id="8BDB0730CC144E43FEE87EF58A2783B5" blockId="99.[264,569,964,990]" box="[264,569,964,990]" pageId="99" pageNumber="100">
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<heading id="D093B05CCC144E43FEE87EF58A2783B5" bold="true" box="[264,569,964,990]" fontSize="11" level="5" pageId="99" pageNumber="100" reason="2">
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<emphasis id="B910DB22CC144E43FEE87EF58A2783B5" bold="true" box="[264,569,964,990]" pageId="99" pageNumber="100">
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<taxonomicName id="4C647CB3CC144E43FEE87EF589C183B5" ID-CoL="84S2X" box="[264,479,964,990]" class="Polychaeta" family="Syllidae" genus="Pachyprocerastea" kingdom="Animalia" order="Phyllodocida" pageId="99" pageNumber="100" phylum="Annelida" rank="genus" status="gen. nov.">
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<emphasis id="B910DB22CC144E43FEE87EF589C183B5" bold="true" box="[264,479,964,990]" italics="true" pageId="99" pageNumber="100">Pachyprocerastea</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A2236659CC144E43FE067EF58A2783B5" box="[486,569,964,990]" pageId="99" pageNumber="100" rank="genus">gen. n.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8BDB0730CC144E43FEE8793F8954843A" blockId="99.[264,1323,1038,1345]" pageId="99" pageNumber="100">
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<emphasis id="B910DB22CC144E43FEE8793F8A5B8443" bold="true" box="[264,581,1038,1064]" pageId="99" pageNumber="100">Linnean name definition</emphasis>
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.
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<typeStatus id="54DFB992CC144E43FDB8793E8A8C8442" box="[600,658,1039,1065]" pageId="99" pageNumber="100">Type</typeStatus>
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species
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<taxonomicName id="4C647CB3CC144E43FD1E793E8958843A" authority="Hartmann-Schroder, 1992" authorityName="Hartmann-Schroder" authorityYear="1992" class="Polychaeta" family="Syllidae" genus="Procerastea" kingdom="Animalia" order="Phyllodocida" pageId="99" pageNumber="100" phylum="Annelida" rank="species" species="hydrozoicola">
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<emphasis id="B910DB22CC144E43FD1E793E8C2E8443" box="[766,1072,1039,1064]" italics="true" pageId="99" pageNumber="100">Procerastea hydrozoicola</emphasis>
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HartmannSchröder, 1992
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</taxonomicName>
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.
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</paragraph>
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<paragraph id="8BDB0730CC144E43FED8796F8BB48412" blockId="99.[264,1323,1038,1345]" box="[312,938,1118,1145]" pageId="99" pageNumber="100">
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<emphasis id="B910DB22CC144E43FED8796F8A5E8413" bold="true" box="[312,576,1118,1144]" pageId="99" pageNumber="100">PhyloCode definition</emphasis>
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. No name definition provided.
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</paragraph>
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<paragraph id="8BDB0730CC144E43FED879B78A05849A" blockId="99.[264,1323,1038,1345]" pageId="99" pageNumber="100">
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<emphasis id="B910DB22CC144E43FED879B789FF84CB" bold="true" box="[312,481,1158,1184]" pageId="99" pageNumber="100">Apomorphies</emphasis>
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. Supported by a single morphological apomorphy (
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<figureCitation id="135F1BB5CC144E43FB8F79B68CA384CA" box="[1135,1213,1159,1185]" captionStart="FIGURE 4" captionStartId="225.[264,357,1782,1803]" captionTargetBox="[296,1289,331,1744]" captionTargetId="figure@225.[290,1298,319,1756]" captionTargetPageId="225" captionText="FIGURE 4. Character transformations. Symbols as follow: black box, only one most parsimonious reconstruction (MPR) exists; white box, more than one MPR exist; X reversal; = parallelism; character later reversed within clade; character further changed within clade;? unknown character state for one or several taxa within clade." httpUri="https://zenodo.org/record/157813/files/figure.png" pageId="99" pageNumber="100">Fig. 4</figureCitation>
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),
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<emphasis id="B910DB22CC144E43FB3B79B68BD684A3" italics="true" pageId="99" pageNumber="100">nuchal epaulettes extend to beginning, half of tentacular segment</emphasis>
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(character 8); character state change is a parallelism.
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</paragraph>
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</subSubSection>
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<subSubSection id="C37E54BBCC144E43FED879CF89FD852A" pageId="99" pageNumber="100" type="etymology">
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<paragraph id="8BDB0730CC144E43FED879CF89FD852A" blockId="99.[264,1323,1038,1345]" pageId="99" pageNumber="100">
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<emphasis id="B910DB22CC144E43FED879CF89A38573" bold="true" box="[312,445,1278,1304]" pageId="99" pageNumber="100">Etymology</emphasis>
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. The greek word pachy means thick, and alludes to the thick body shape of
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<taxonomicName id="4C647CB3CC144E43FEE8781689C2852B" box="[264,476,1319,1344]" class="Polychaeta" family="Syllidae" genus="Pachyprocerastea" kingdom="Animalia" order="Phyllodocida" pageId="99" pageNumber="100" phylum="Annelida" rank="genus">
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<emphasis id="B910DB22CC144E43FEE8781689C2852B" box="[264,476,1319,1344]" italics="true" pageId="99" pageNumber="100">Pachyprocerastea</emphasis>
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</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="C37E54BBCC144E43FEE878AF8C0B866B" pageId="99" pageNumber="100" type="reference_group">
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<paragraph id="8BDB0730CC144E43FEE878AF8C0B866B" blockId="99.[264,1276,1438,1464]" lastBlockId="99.[264,1045,1513,1537]" pageId="99" pageNumber="100">
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<treatmentCitationGroup id="AB74201ECC144E43FEE878AF8C0B866B" pageId="99" pageNumber="100">
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<emphasis id="B910DB22CC144E43FEE878AF8CE285D3" bold="true" box="[264,1276,1438,1464]" pageId="99" pageNumber="100">
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||
<taxonomicName id="4C647CB3CC144E43FEE878AF8BFA85D3" ID-CoL="4BTVV" authority="Hartmann-Schroder, 1992" authorityName="Hartmann-Schroder" authorityYear="1992" box="[264,996,1438,1464]" class="Polychaeta" family="Syllidae" genus="Pachyprocerastea" kingdom="Animalia" order="Phyllodocida" pageId="99" pageNumber="100" phylum="Annelida" rank="species" species="hydrozoicola" status="comb. nov.">
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<emphasis id="B910DB22CC144E43FEE878AF8A9F85D3" bold="true" box="[264,641,1438,1464]" italics="true" pageId="99" pageNumber="100">Pachyprocerastea hydrozoicola</emphasis>
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(HartmannSchröder, 1992)
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</taxonomicName>
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<taxonomicNameLabel id="A2236659CC144E43FC0B78AF8C4985D3" box="[1003,1111,1438,1464]" pageId="99" pageNumber="100">comb. n.</taxonomicNameLabel>
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(Fig. 45A–F)
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</emphasis>
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<taxonomicName id="4C647CB3CC144E43FEE878DB8B72866B" ID-CoL="4MMSX" authority="Hartmann-Schroder, 1992a: 97" authorityName="Hartmann-Schroder" authorityPageNumber="97" authorityYear="1992" box="[264,876,1513,1537]" class="Polychaeta" family="Syllidae" genus="Procerastea" kingdom="Animalia" order="Phyllodocida" pageId="99" pageNumber="100" phylum="Annelida" rank="species" species="hydrozoicola">
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<emphasis id="B910DB22CC144E43FEE878DB8A05866A" box="[264,539,1514,1537]" italics="true" pageId="99" pageNumber="100">Procerastea hydrozoicola</emphasis>
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||
<treatmentCitation id="0AC52121CC144E43FDC178D88B72866B" author="Hartmann-Schroder" box="[545,876,1513,1536]" page="97" pageId="99" pageNumber="100" year="1992">
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||
<bibRefCitation id="EFF57AC1CC144E43FDC178D88B59866B" author="Hartmann-Schroder" box="[545,839,1513,1536]" pageId="99" pageNumber="100" refString="Hartmann-Schroder, G. (1992 a) Drei neue Polychaeten-Arten der Familien Polynoidae und Syllidae von Neu-Kaledonien, assoziiert mit einer verkalkten Hydrozoe. Helgolander Meeresuntersuchungen, 46, 93 - 101." type="journal article" year="1992" yearSuffix="a">HartmannSchröder, 1992a</bibRefCitation>
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||
: 97
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</treatmentCitation>
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</taxonomicName>
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–99, fig. 3A–D.
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</treatmentCitationGroup>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C37E54BBCC144E43FEE87B00899B8680" pageId="99" pageNumber="100" type="materials_examined">
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||
<paragraph id="8BDB0730CC144E43FEE87B00899B8680" blockId="99.[264,1323,1585,1891]" pageId="99" pageNumber="100">
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||
<emphasis id="B910DB22CC144E43FEE87B0089E38620" bold="true" box="[264,509,1585,1611]" pageId="99" pageNumber="100">Material examined</emphasis>
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||
.
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||
<emphasis id="B910DB22CC144E43FDF47B008AC58620" bold="true" box="[532,731,1585,1611]" pageId="99" pageNumber="100">
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||
<collectingCountry id="F37347A0CC144E43FDF47B008AC58620" box="[532,731,1585,1611]" name="New Caledonia" pageId="99" pageNumber="100">New Caledonia</collectingCountry>
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||
</emphasis>
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||
:
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<typeStatus id="54DFB992CC144E43FD127B008B468620" box="[754,856,1585,1611]" pageId="99" pageNumber="100" type="holotype">holotype</typeStatus>
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||
<collectionCode id="ED759FF5CC144E43FC897B008BDC8620" LSID="urn:lsid:biocol.org:col:34988" box="[873,962,1585,1611]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="99" pageNumber="100">MNHN</collectionCode>
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||
<collectingCountry id="F37347A0CC144E43FC327B008BE38620" box="[978,1021,1585,1611]" name="Australia" pageId="99" pageNumber="100">UC</collectingCountry>
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231, 1
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<typeStatus id="54DFB992CC144E43FBBC7B008CDF8620" box="[1116,1217,1585,1611]" pageId="99" pageNumber="100" type="paratype">paratype</typeStatus>
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||
<collectionCode id="ED759FF5CC144E43FB317B008D358620" box="[1233,1323,1585,1611]" pageId="99" pageNumber="100">MHNH</collectionCode>
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||
<collectingCountry id="F37347A0CC144E43FEE87B68892C8618" box="[264,306,1625,1651]" name="Australia" pageId="99" pageNumber="100">UC</collectingCountry>
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230, Mont Musorstom auf der Rippe der Îles Loyauté,
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<geoCoordinate id="EE5061F7CC144E43FC027B688C208618" box="[994,1086,1625,1651]" direction="south" orientation="latitude" pageId="99" pageNumber="100" precision="925" value="-22.0">21°60'S</geoCoordinate>
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||
<geoCoordinate id="EE5061F7CC144E43FBAA7B688CD18618" box="[1098,1231,1625,1651]" direction="east" orientation="longitude" pageId="99" pageNumber="100" precision="92" value="167.91167">167°54.7'E</geoCoordinate>
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||
,
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||
<quantity id="4C9CAAD5CC144E43FB007B688D388618" box="[1248,1318,1625,1651]" metricMagnitude="2" metricUnit="m" metricValue="3.0" pageId="99" pageNumber="100" unit="m" value="300.0">300m</quantity>
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||
, associated with a calcified hydrocoral,
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<date id="FFDA21F0CC144E43FD057BB08B9D86F0" box="[741,899,1665,1691]" pageId="99" pageNumber="100" value="1989-02-22">22 Feb 1989</date>
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||
; 2
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||
<typeStatus id="54DFB992CC144E43FC4E7BB08C0086F0" box="[942,1054,1665,1691]" pageId="99" pageNumber="100" type="paratype">paratypes</typeStatus>
|
||
<collectionCode id="ED759FF5CC144E43FBC97BB08C7486F0" box="[1065,1130,1665,1691]" httpUri="http://grbio.org/cool/kdnf-0379" name="Zoologisches Museum Hamburg" pageId="99" pageNumber="100">ZMH</collectionCode>
|
||
<collectionCode id="ED759FF5CC144E43FB967BB08C8F86F0" box="[1142,1169,1665,1691]" pageId="99" pageNumber="100">P</collectionCode>
|
||
20631, Banc Aztèque off NorfolkRippe,
|
||
<geoCoordinate id="EE5061F7CC144E43FD837B988ACA86A8" box="[611,724,1705,1731]" direction="south" orientation="latitude" pageId="99" pageNumber="100" precision="92" value="-23.29">23°17.4'S</geoCoordinate>
|
||
<geoCoordinate id="EE5061F7CC144E43FD017B988B7886A8" box="[737,870,1705,1731]" direction="east" orientation="longitude" pageId="99" pageNumber="100" precision="92" value="168.08">168°04.8'E</geoCoordinate>
|
||
,
|
||
<quantity id="4C9CAAD5CC144E43FC967B988BD986A8" box="[886,967,1705,1731]" metricMagnitude="2" metricUnit="m" metricValue="3.15" pageId="99" pageNumber="100" unit="m" value="315.0">315 m</quantity>
|
||
, on calcified hydrozoans,
|
||
<date id="FFDA21F0CC144E43FAED7B98899F8680" pageId="99" pageNumber="100" value="1989-09-14">14 Sept 1989</date>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C37E54BBCC144E43FED87BC88A168708" pageId="99" pageNumber="100" type="diagnosis">
|
||
<paragraph id="8BDB0730CC144E43FED87BC88A168708" blockId="99.[264,1323,1585,1891]" pageId="99" pageNumber="100">
|
||
<emphasis id="B910DB22CC144E43FED87BC889AE8778" bold="true" box="[312,432,1785,1811]" pageId="99" pageNumber="100">Diagnosis</emphasis>
|
||
.
|
||
<taxonomicName id="4C647CB3CC144E43FE5F7BC88A348778" box="[447,554,1785,1811]" class="Polychaeta" family="Syllidae" kingdom="Animalia" order="Phyllodocida" pageId="99" pageNumber="100" phylum="Annelida" rank="tribe" tribe="Procerini">Procerini</taxonomicName>
|
||
with a chaetal arrangement of compounds, simple fused chaetae, and a thick, distally dilated, bayonet chaeta with distal denticulation; cylindrical dorsal cirri on all chaetigers.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C37E54BBCC134E45FED87C2A8C3C82AD" lastPageId="101" lastPageNumber="102" pageId="100" pageNumber="101" type="description">
|
||
<paragraph id="8BDB0730CC134E44FED87C2A89E28195" blockId="100.[264,1324,283,1870]" pageId="100" pageNumber="101">
|
||
<emphasis id="B910DB22CC134E44FED87C2A89D7815E" bold="true" box="[312,457,283,309]" pageId="100" pageNumber="101">Description</emphasis>
|
||
.
|
||
<typeStatus id="54DFB992CC134E44FE377C2D8A5A815D" box="[471,580,284,310]" pageId="100" pageNumber="101" type="holotype">Holotype</typeStatus>
|
||
incomplete, length
|
||
<quantity id="4C9CAAD5CC134E44FCCE7C2D8B97815D" box="[814,905,284,310]" metricMagnitude="-3" metricUnit="m" metricValue="5.7" pageId="100" pageNumber="101" unit="mm" value="5.7">5.7 mm</quantity>
|
||
for 27 chaetigers; width, excluding parapodial lobes,
|
||
<quantity id="4C9CAAD5CC134E44FE377C758A2E8135" box="[471,560,324,350]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" pageId="100" pageNumber="101" unit="mm" value="0.4">0.4 mm</quantity>
|
||
at level of proventricle.
|
||
<typeStatus id="54DFB992CC134E44FCAE7C758BAA8135" box="[846,948,324,350]" pageId="100" pageNumber="101" type="paratype">Paratype</typeStatus>
|
||
MHNH
|
||
<collectingCountry id="F37347A0CC134E44FBFC7C758C5B8135" box="[1052,1093,324,350]" name="Australia" pageId="100" pageNumber="101">UC</collectingCountry>
|
||
230 is the rear fragment of the
|
||
<typeStatus id="54DFB992CC134E44FE757C5D89E081ED" box="[405,510,364,390]" pageId="100" pageNumber="101" type="holotype">holotype</typeStatus>
|
||
, length
|
||
<quantity id="4C9CAAD5CC134E44FDBA7C5D8A8181ED" box="[602,671,364,390]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="100" pageNumber="101" unit="mm" value="3.0">3 mm</quantity>
|
||
for 30 chaetigers. The two
|
||
<typeStatus id="54DFB992CC134E44FC017C5D8C4F81ED" box="[993,1105,364,390]" pageId="100" pageNumber="101" type="paratype">paratypes</typeStatus>
|
||
in ZMH P20631, are from the same individual; it is the anterior fragment and its detached male stolon. Anterior fragment measures
|
||
<quantity id="4C9CAAD5CC134E44FDB97C8D8AAA81BD" box="[601,692,444,470]" metricMagnitude="-3" metricUnit="m" metricValue="5.6" pageId="100" pageNumber="101" unit="mm" value="5.6">5.6 mm</quantity>
|
||
for 13 chaetigers. Preserved material yellowish without colour markings.
|
||
</paragraph>
|
||
<paragraph id="8BDB0730CC134E44FED87F3D8CE9821D" blockId="100.[264,1324,283,1870]" pageId="100" pageNumber="101">
|
||
Body shape, excluding parapodial lobes, cylindrical in transection, stout, venter flattened, body width fairly constant. Ciliation not assessed. Anterior half of body annulated (Fig. 45A, B). Three antennae developing behind chaetiger 13 (Fig. 45C) in
|
||
<typeStatus id="54DFB992CC134E44FB697F6D8CED821D" box="[1161,1267,604,630]" pageId="100" pageNumber="101" type="holotype">holotype</typeStatus>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BDB0730CC134E44FED87FB58D0683B5" blockId="100.[264,1324,283,1870]" pageId="100" pageNumber="101">Prostomium rounded rectangular, wider than long (Fig. 45A). Four eyes, with lenses, present in trapezoid arrangement, anterior pair larger. Eyes separated (Fig. 45A); eye spots absent. Palps in dorsal view projecting 1/3–1/4 of prostomial length (Fig. 45A), fused. Nuchal epaulettes small, inconspicuous, difficult to see, extending over anterior part of tentacular segment (Fig. 45A). Median antenna lost. Lateral antennae reaching chaetiger 4–5. Tentacular cirri curled, ventral pair 1/3–1/2 as long as dorsal pair; first dorsal either lost or broken. Alternation in direction of cirri not assessed. Dorsal cirri from chaetiger 2, of equal length (Fig. 45A), c. 1/5 of body width. Cirrophores on tentacular cirri and first dorsal cirri present (Fig. 45A); cirrophores otherwise absent. All appendages cylindrical.</paragraph>
|
||
<paragraph id="8BDB0730CC134E44FED87EDD8BFB849D" blockId="100.[264,1324,283,1870]" pageId="100" pageNumber="101">
|
||
Parapodial lobes rounded–conical, small to medium in size. Chaetiger 27 with 2 aciculae. Chaetal fascicle with 15–20 chaetae in anterior chaetigers,
|
||
<quantity id="4C9CAAD5CC134E44FC1F79258C238445" box="[1023,1085,1044,1070]" metricMagnitude="-1" metricUnit="m" metricValue="2.54" pageId="100" pageNumber="101" unit="in" value="10.0">10 in</quantity>
|
||
posterior; 2 or 3 of these are compound chaetae ventrally positioned, the others are simple chaetae (Fig. 45D). Simple chaetae have small diffuse denticulation along the "fusion line" (Fig. 45D). Compound chaetae as well as simple chaetae with small distal tooth; serration absent on simple chaetae, sometimes present on compounds. Single thick, distally dilated, bayonet chaetae, with distal denticulation (Fig. 45D), beginning at chaetiger 15.
|
||
</paragraph>
|
||
<paragraph id="8BDB0730CC134E44FED878358B4285D5" blockId="100.[264,1324,283,1870]" pageId="100" pageNumber="101">Pharynx with sinuation anterior to proventricle (Fig. 45E). Trepan in tentacular segment or chaetiger 1. Not possible to assess detailed structure of trepan teeth; infradental spines seem to be absent. Proventricle equal in length to 2–2.5 segments in chaetiger 4–6 with 24–26 rows of square shaped muscle cells (Fig. 45F). Pygidium with 2 anal cirri, length equal to body width at level of proventricle.</paragraph>
|
||
<paragraph id="8BDB0730CC134E44FED878FD8BEB865D" blockId="100.[264,1324,283,1870]" pageId="100" pageNumber="101">
|
||
<emphasis id="B910DB22CC134E44FED878FD89FA858D" bold="true" box="[312,484,1484,1510]" pageId="100" pageNumber="101">Reproduction</emphasis>
|
||
. Schizogamous reproduction by anterior scissiparity, behind chaetiger 13. The
|
||
<typeStatus id="54DFB992CC134E44FE8C78C589CD8665" box="[364,467,1524,1550]" pageId="100" pageNumber="101" type="holotype">holotype</typeStatus>
|
||
is a budding female, containing eggs, with 3 developing antennae (Fig. 45C), and one of the
|
||
<typeStatus id="54DFB992CC134E44FDE07B2D8A6E865D" box="[512,624,1564,1590]" pageId="100" pageNumber="101" type="paratype">paratypes</typeStatus>
|
||
is a male with a detached stolon.
|
||
</paragraph>
|
||
<paragraph id="8BDB0730CC134E44FED87B758A0A86C5" blockId="100.[264,1324,283,1870]" pageId="100" pageNumber="101">
|
||
<emphasis id="B910DB22CC134E44FED87B758AD48635" bold="true" box="[312,714,1604,1630]" pageId="100" pageNumber="101">Morphology of epitokous stages</emphasis>
|
||
.
|
||
<collectingCountry id="F37347A0CC134E44FD3B7B758B068635" box="[731,792,1604,1630]" name="Malta" pageId="100" pageNumber="101">Male</collectingCountry>
|
||
stolon immature?, length
|
||
<quantity id="4C9CAAD5CC134E44FBB47B758C848635" box="[1108,1178,1604,1630]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="100" pageNumber="101" unit="mm" value="4.0">4 mm</quantity>
|
||
for 6+22+4 chaetigers. Regions indicated by the presence of notoaciculae in midregion; swimming chaetae not developed.
|
||
</paragraph>
|
||
<paragraph id="8BDB0730CC134E44FED87B8D8AD9874D" blockId="100.[264,1324,283,1870]" pageId="100" pageNumber="101">Prostomium rounded rectangular, wider than long, anterior margin concave. Two pairs of eyes, with lenses; eyes situated on ventral and dorsal side of prostomium, ventral pair larger. Nuchal epaulettes not detected.</paragraph>
|
||
<paragraph id="8BDB0730CC134E45FED87A058C0C81BD" blockId="100.[264,1324,283,1870]" lastBlockId="101.[264,1323,284,1070]" lastPageId="101" lastPageNumber="102" pageId="100" pageNumber="101">Median antenna, inserted in posterior part of prostomium, curled, equal to 1/3 of stolon length. Bifid antennae equal to prostomial width, bifid part 1/2 of total length, its rami equal in length. Frontal processes not observed. Tentacular cirri 1 pair. First dorsal cirri, equal in length to median antenna; achaetous knobs absent. Second dorsal cirri situated above chaetiger 1. All dorsal cirri equal, with about same length and shape as in stock. Cirrophores present on first dorsal cirri, otherwise cirrophores absent.</paragraph>
|
||
<paragraph id="8BDB0730CC124E45FED87CD5899682F5" blockId="101.[264,1323,284,1070]" pageId="101" pageNumber="102">Neuropodial lobes of same size as in stock, notopodial lobes in region b indistinct. 1–2 neuropodial aciculae in all chaetigers; 2–3 anterodorsal, and c. 4 thick and 3 thin posteroventral notopodial aciculae in region b. It is possible that the absence of achaetous knobs and presence of only a single pair of tentacular cirri is due to that the stolon is not fully developed.</paragraph>
|
||
<paragraph id="8BDB0730CC124E45FED87F9D8C3C82AD" blockId="101.[264,1323,284,1070]" box="[312,1058,684,710]" pageId="101" pageNumber="102">
|
||
<emphasis id="B910DB22CC124E45FED87F9D898682AD" bold="true" box="[312,408,684,710]" pageId="101" pageNumber="102">Habitat</emphasis>
|
||
. On calcified hydrocorals and hydrozoans,
|
||
<quantity id="4C9CAAD5CC124E45FC767F9D8C0082AD" box="[918,1054,684,710]" metricMagnitude="2" metricUnit="m" metricValue="3.075" metricValueMax="3.15" metricValueMin="3.0" pageId="101" pageNumber="102" unit="m" value="307.5" valueMax="315.0" valueMin="300.0">
|
||
300–
|
||
<specimenCount id="9D62CCB9CC124E45FC327F9D8C0082AD" box="[978,1054,684,710]" pageId="101" pageNumber="102" type="generic">315 m</specimenCount>
|
||
</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C37E54BBCC124E45FED87FE58D1F8285" box="[312,1281,724,750]" pageId="101" pageNumber="102" type="distribution">
|
||
<paragraph id="8BDB0730CC124E45FED87FE58D1F8285" blockId="101.[264,1323,284,1070]" box="[312,1281,724,750]" pageId="101" pageNumber="102">
|
||
<emphasis id="B910DB22CC124E45FED87FE589CF8285" bold="true" box="[312,465,724,750]" pageId="101" pageNumber="102">Distribution</emphasis>
|
||
. South West Pacific.
|
||
<collectingCountry id="F37347A0CC124E45FD2C7FE58B988285" box="[716,902,724,750]" name="New Caledonia" pageId="101" pageNumber="102">New Caledonia</collectingCountry>
|
||
. Only known from
|
||
<typeStatus id="54DFB992CC124E45FB8A7FE58C828285" box="[1130,1180,724,750]" pageId="101" pageNumber="102">type</typeStatus>
|
||
locality.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C37E54BBCC124E45FED87FCD89528445" pageId="101" pageNumber="102" type="discussion">
|
||
<paragraph id="8BDB0730CC124E45FED87FCD89528445" blockId="101.[264,1323,284,1070]" pageId="101" pageNumber="102">
|
||
<emphasis id="B910DB22CC124E45FED87FCD89B4837D" bold="true" box="[312,426,764,790]" pageId="101" pageNumber="102">Remarks</emphasis>
|
||
.
|
||
<taxonomicName id="4C647CB3CC124E45FE587FCD8B35837E" box="[440,811,764,789]" class="Polychaeta" family="Syllidae" genus="Pachyprocerastea" kingdom="Animalia" order="Phyllodocida" pageId="101" pageNumber="102" phylum="Annelida" rank="species" species="hydrozoicola">
|
||
<emphasis id="B910DB22CC124E45FE587FCD8B35837E" box="[440,811,764,789]" italics="true" pageId="101" pageNumber="102">Pachyprocerastea hydrozoicola</emphasis>
|
||
</taxonomicName>
|
||
is unique in its combination of equal cylindrical dorsal cirri on all chaetigers together with its chaetal arrangement. In
|
||
<taxonomicName id="4C647CB3CC124E45FB547E158943830E" class="Polychaeta" family="Syllidae" genus="Virchowia" kingdom="Animalia" order="Phyllodocida" pageId="101" pageNumber="102" phylum="Annelida" rank="species" species="spirifer">
|
||
<emphasis id="B910DB22CC124E45FB547E158943830E" italics="true" pageId="101" pageNumber="102">Virchowia spirifer</emphasis>
|
||
</taxonomicName>
|
||
, a similar combination of compound, simple, and bayonet
|
||
<typeStatus id="54DFB992CC124E45FBED7E7D8C5E830D" box="[1037,1088,844,870]" pageId="101" pageNumber="102">type</typeStatus>
|
||
of chaetae is found, but in
|
||
<taxonomicName id="4C647CB3CC124E45FEBA7E4589CF83E6" box="[346,465,884,909]" class="Polychaeta" family="Syllidae" genus="Virchowia" kingdom="Animalia" order="Phyllodocida" pageId="101" pageNumber="102" phylum="Annelida" rank="species" species="spirifer">
|
||
<emphasis id="B910DB22CC124E45FEBA7E4589CF83E6" box="[346,465,884,909]" italics="true" pageId="101" pageNumber="102">V. spirifer</emphasis>
|
||
</taxonomicName>
|
||
the cirri alternate in both shape and length, and the nuchal organs are located on curled outgrowths. HartmannSchröder states that the nuchal organs reach as far as the end of second chaetiger in
|
||
<taxonomicName id="4C647CB3CC124E45FD5A7EF58B7183B6" box="[698,879,964,989]" class="Polychaeta" family="Syllidae" genus="Pachyprocerastea" kingdom="Animalia" order="Phyllodocida" pageId="101" pageNumber="102" phylum="Annelida" rank="species" species="hydrozoicola">
|
||
<emphasis id="B910DB22CC124E45FD5A7EF58B7183B6" box="[698,879,964,989]" italics="true" pageId="101" pageNumber="102">P. hydrozoicola</emphasis>
|
||
</taxonomicName>
|
||
. This could not be confirmed and the structure she refers to as the nuchal organs are the cirrophores of the first dorsal cirri (Fig. 45A).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |