268 lines
33 KiB
XML
268 lines
33 KiB
XML
<document id="699E963D3352A8A999D532C44287A05C" ID="10.11646/zootaxa.4166.1.1" ID-DOI="10.11646/zootaxa.4166.1.1" ID-GBIF-Dataset="08d0a460-106d-430b-a4c6-c5a9448b410d" ID-ISSN="1175-5326" ID-Zenodo-Dep="272348" ID-ZooBank="A4410AB2-6624-48A2-81D2-4746C24189D7" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1473750873015" checkinUser="plazi" docAuthor="Blake, James A." docDate="2016" docId="277D879E2E43897305E129E7FB802D8D" docLanguage="en" docName="zootaxa.4166.1.1.pdf" docOrigin="Zootaxa 4166 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Kirkegaardia fragilis Blake, 2016, new species" docType="treatment" docVersion="6" lastPageNumber="52" masterDocId="DB44FFE62E72894005762B53FFEC2C79" masterDocTitle="Kirkegaardia (Polychaeta, Cirratulidae), new name for Monticellina Laubier, preoccupied in the Rhabdocoela, together with new records and descriptions of eight previously known and sixteen new species from the Atlantic, Pacific, and Southern Oceans" masterLastPageNumber="93" masterPageNumber="1" pageNumber="50" updateTime="1698385367936" updateUser="plazi">
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<mods:mods id="8FCE9AF328524FE422F7F2CB83A4878C" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="D7A05E6E78D3B65CF4FB63E2C10AAC74">
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<mods:title id="CA4E738767047A3FEC6160F971C650BC">Kirkegaardia (Polychaeta, Cirratulidae), new name for Monticellina Laubier, preoccupied in the Rhabdocoela, together with new records and descriptions of eight previously known and sixteen new species from the Atlantic, Pacific, and Southern Oceans</mods:title>
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</mods:titleInfo>
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<mods:name id="EB4F7053980BD12EC91C7D0F8557CD14" type="personal">
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<mods:role id="46F99426543078B1FC229319F2810D08">
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<mods:roleTerm id="72532D5EED4BB8492AA7596912741723">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="3743128ADA58BD15DBC89586399E2785">Blake, James A.</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="95A68706661DD54BC6D6956D02E3C54B">text</mods:typeOfResource>
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<mods:titleInfo id="AFBF4C490F5D547E1EC8C3693DF51FCE">
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<mods:title id="0E4655F5C1C1F88E87B663A098D2F622">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="455028359A0BFFB6FA6BDD315B062D2E">
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<mods:date id="34476D1DE7C95E2AE25A048D9A9DC4E7">2016</mods:date>
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<mods:detail id="ED9B9A80EBC3CCD8B041CC1497B52CC3" type="volume">
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<mods:number id="A058D9ABA69DD00B305A76788BD86C90">4166</mods:number>
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</mods:detail>
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<mods:detail id="375B73120FF850F81EF4201E060C1C32" type="issue">
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<mods:number id="7603E421E54368AA44CAB6DA6D6EEEDF">1</mods:number>
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</mods:detail>
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<mods:start id="592A6570A12547CEC5A269921B4A9036">1</mods:start>
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<mods:end id="ACEF2A56EEECA9F1289817B6EA982DB5">93</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="F742E56F78E9FBAF7CC337A8CC4978A0">journal article</mods:classification>
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<mods:identifier id="6BCE3055A664E647AD71D7D5FDC9203A" type="DOI">10.11646/zootaxa.4166.1.1</mods:identifier>
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<mods:identifier id="92A193E1D979B2393854ACDAA394FB48" type="GBIF-Dataset">08d0a460-106d-430b-a4c6-c5a9448b410d</mods:identifier>
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<mods:identifier id="F40F877781205F5DDEE8FF8F30958AA3" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="3CDEC4F8C2438374B770CCEB9874E556" type="Zenodo-Dep">272348</mods:identifier>
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<mods:identifier id="A995ADE86064ADF2221CE969B3EAB73A" type="ZooBank">A4410AB2-6624-48A2-81D2-4746C24189D7</mods:identifier>
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</mods:mods>
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<treatment id="277D879E2E43897305E129E7FB802D8D" ID-DOI="http://doi.org/10.5281/zenodo.5612232" ID-GBIF-Taxon="124548552" ID-Zenodo-Dep="5612232" LSID="urn:lsid:plazi:treatment:277D879E2E43897305E129E7FB802D8D" httpUri="http://treatment.plazi.org/id/277D879E2E43897305E129E7FB802D8D" lastPageId="51" lastPageNumber="52" pageId="49" pageNumber="50">
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<subSubSection id="E7CE65032E43897105E129E7FEEF2E96" pageId="49" pageNumber="50" type="nomenclature">
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<paragraph id="AF6B36882E43897105E129E7FDC72EB7" blockId="49.[151,555,692,751]" box="[151,555,692,718]" pageId="49" pageNumber="50">
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<heading id="F42381E42E43897105E129E7FDC72EB7" bold="true" box="[151,555,692,718]" fontSize="11" level="1" pageId="49" pageNumber="50" reason="1">
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<emphasis id="9DA0EA9A2E43897105E129E7FDC72EB7" bold="true" box="[151,555,692,718]" pageId="49" pageNumber="50">
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||
<taxonomicName id="68D44D0B2E43897105E129E7FE782EB7" box="[151,404,692,718]" class="Polychaeta" family="Ctenodrilidae" genus="Kirkegaardia" kingdom="Animalia" order="Terebellida" pageId="49" pageNumber="50" phylum="Annelida" rank="species" species="fragilis" status="sp. nov.">
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<emphasis id="9DA0EA9A2E43897105E129E7FE782EB7" bold="true" box="[151,404,692,718]" italics="true" pageId="49" pageNumber="50">Kirkegaardia fragilis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="869357E12E43897104ED29E7FDC72EB7" box="[411,555,692,718]" pageId="49" pageNumber="50" rank="species">new species</taxonomicNameLabel>
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</emphasis>
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||
</heading>
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</paragraph>
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||
<paragraph id="AF6B36882E43897105E12985FEEF2E96" blockId="49.[151,555,692,751]" box="[151,259,726,751]" pageId="49" pageNumber="50">
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<figureCitation id="37EF2A0D2E43897105E12985FEEF2E96" box="[151,259,726,751]" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Figure 25</figureCitation>
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</paragraph>
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||
</subSubSection>
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<subSubSection id="E7CE65032E43897105E1284DFDF82FB3" pageId="49" pageNumber="50" type="materials_examined">
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<paragraph id="AF6B36882E43897105E1284DFDF82FB3" blockId="49.[151,1437,798,2014]" pageId="49" pageNumber="50">
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<materialsCitation id="1FBC3CD52E43897105E1284DFD582FFB" ID-GBIF-Occurrence="1306560778" collectingDate="1994-07-29" collectionCode="NOAA, USNM" collectorName="D. T. Trueblood" county="Material" elevation="3" latitude="12.91705" location="Pacific Ocean" longLatPrecision="1" longitude="-128.59085" municipality="North" pageId="49" pageNumber="50" specimenCode="USNM 1407165-6" specimenCount="2" stateProvince="BIE" typeStatus="holotype">
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||
<emphasis id="9DA0EA9A2E43897105E1284DFCEB2F4E" bold="true" box="[151,775,798,823]" pageId="49" pageNumber="50">
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||
<collectingCounty id="460A4E042E43897105E1284DFF132F4E" box="[151,255,798,823]" pageId="49" pageNumber="50">Material</collectingCounty>
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||
examined.
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<collectingMunicipality id="4F0FACF22E43897104FA284DFE3F2F4E" box="[396,467,798,823]" pageId="49" pageNumber="50">North</collectingMunicipality>
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||
equatorial
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||
<location id="AA0B60532E4389710717284DFCEB2F4E" LSID="urn:lsid:plazi:treatment:277D879E2E43897305E129E7FB802D8D:AA0B60532E4389710717284DFCEB2F4E" box="[609,775,798,823]" county="Material" latitude="12.91705" longLatPrecision="1" longitude="-128.59085" municipality="North" name="Pacific Ocean" pageId="49" pageNumber="50" stateProvince="BIE">Pacific Ocean</location>
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</emphasis>
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||
, abyssal plain,
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<location id="AA0B60532E43897106CA284DFAD12F4F" LSID="urn:lsid:plazi:treatment:277D879E2E43897305E129E7FB802D8D:AA0B60532E43897106CA284DFAD12F4F" box="[956,1341,798,823]" county="Material" latitude="12.91705" longLatPrecision="1" longitude="-128.59085" municipality="North" name="Clarion-Clipperton Fracture Zone" pageId="49" pageNumber="50" stateProvince="BIE">Clarion-Clipperton Fracture Zone</location>
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||
,
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||
<collectionCode id="C9C5AE4D2E438971003D284CFA702F4E" box="[1355,1436,799,823]" country="USA" httpUri="http://grbio.org/cool/qzhp-igg5" name="National Oceanic and Atmospeheric Administration" pageId="49" pageNumber="50">NOAA</collectionCode>
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<collectingRegion id="6D10F86A2E43897105E12815FF282F24" box="[151,196,838,861]" country="Angola" name="Bie" pageId="49" pageNumber="50">BIE</collectingRegion>
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Sta. DDT-07-94,
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||
<geoCoordinate id="CAE0504F2E43897104F82816FDF32F27" box="[398,543,837,862]" direction="north" orientation="latitude" pageId="49" pageNumber="50" precision="1" value="12.91705">12°55.023′N</geoCoordinate>
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||
,
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||
<geoCoordinate id="CAE0504F2E438971075A2816FD222F27" box="[556,718,837,862]" direction="west" orientation="longitude" pageId="49" pageNumber="50" precision="1" value="-128.59085">128°35.451′W</geoCoordinate>
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,
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||
<quantity id="682C9B6D2E43897107AD2816FCC52F24" box="[731,809,837,862]" metricMagnitude="-1" metricUnit="m" metricValue="2.5" pageId="49" pageNumber="50" unit="m" value="0.25">
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||
<elevation id="24F9D1BB2E43897107AD2816FCC52F24" box="[731,809,837,862]" metricMagnitude="-1" metricUnit="m" metricValue="2.5" pageId="49" pageNumber="50" unit="m" value="0.25">0.25 m</elevation>
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</quantity>
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||
2 box core,
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||
<quantity id="682C9B6D2E43897106DC2815FBEE2F24" box="[938,1026,838,862]" metricMagnitude="3" metricUnit="m" metricValue="4.879" pageId="49" pageNumber="50" unit="m" value="4879.0">
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||
<elevation id="24F9D1BB2E43897106DC2815FBEE2F24" box="[938,1026,838,862]" metricMagnitude="3" metricUnit="m" metricValue="4.879" pageId="49" pageNumber="50" unit="m" value="4879.0">4879 m</elevation>
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||
</quantity>
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||
,
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||
<date id="DB6A10482E43897101782815FB4F2F27" box="[1038,1187,837,862]" pageId="49" pageNumber="50" value="1994-07-29">
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||
<collectingDate id="CB2EE9A02E43897101782815FB4F2F27" box="[1038,1187,837,862]" pageId="49" pageNumber="50" value="1994-07-29">29 July 1994</collectingDate>
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||
</date>
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||
, coll.
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<collectorName id="0221535E2E438971019E2815FA742F27" box="[1256,1432,837,862]" pageId="49" pageNumber="50">D.T. Trueblood</collectorName>
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||
,
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||
<emphasis id="9DA0EA9A2E43897105E1283AFF122FFB" bold="true" box="[151,254,873,898]" pageId="49" pageNumber="50">
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||
<typeStatus id="706F882A2E43897105E1283AFF122FFB" box="[151,254,873,898]" pageId="49" pageNumber="50" type="holotype">holotype</typeStatus>
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||
</emphasis>
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||
and
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||
<specimenCount id="B9D2FD012E43897104432839FE2C2FFB" box="[309,448,873,898]" pageId="49" pageNumber="50" type="generic" typeStatus="paratypes">
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||
2
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||
<emphasis id="9DA0EA9A2E438971043C283AFE2C2FFB" bold="true" box="[330,448,873,898]" pageId="49" pageNumber="50">paratypes</emphasis>
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||
</specimenCount>
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||
(
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||
<specimenCode id="FF729EF32E43897104B92839FD402FFB" box="[463,684,873,898]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="49" pageNumber="50">
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||
<collectionCode id="C9C5AE4D2E43897104B92839FDCE2FFB" box="[463,546,874,898]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="49" pageNumber="50">USNM</collectionCode>
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1407165–6
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</specimenCode>
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||
)
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||
</materialsCitation>
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||
; Sta. 02-93, 12°56.166′N, 128°35.520′W,
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<quantity id="682C9B6D2E43897101FA283AFB0F2FF8" box="[1164,1251,873,898]" metricMagnitude="3" metricUnit="m" metricValue="4.869" pageId="49" pageNumber="50" unit="m" value="4869.0">4869 m</quantity>
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, coll.
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<date id="DB6A10482E438971005E2839FF3E2FDF" pageId="49" pageNumber="50" value="1993-08-10">10 August 1993</date>
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||
, fragments and tessellated tubes (JAB); Sta. 06-93, 12°55.780′N, 128°35.881′W,
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<quantity id="682C9B6D2E438971011328DEFB502FDC" box="[1125,1212,909,934]" metricMagnitude="3" metricUnit="m" metricValue="4.858" pageId="49" pageNumber="50" unit="m" value="4858.0">4858 m</quantity>
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||
, coll. 0
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<date id="DB6A10482E438971006428DDFF3E2FB3" pageId="49" pageNumber="50" value="1993-09-01">1 September 1993</date>
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, 1 posterior fragment (JAB).
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</paragraph>
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</subSubSection>
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<subSubSection id="E7CE65032E43897105B12886FA9E2BC3" pageId="49" pageNumber="50" type="description">
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||
<paragraph id="AF6B36882E43897105B12886FD1D2807" blockId="49.[151,1437,798,2014]" pageId="49" pageNumber="50">
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<emphasis id="9DA0EA9A2E43897105B12886FEB52F97" bold="true" box="[199,345,981,1006]" pageId="49" pageNumber="50">Description.</emphasis>
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A small fragile species with elongate, narrow body, cylindrical throughout; without dorsal or ventral grooves.
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<typeStatus id="706F882A2E438971042828AAFE2A286B" box="[350,454,1017,1042]" pageId="49" pageNumber="50" type="holotype">Holotype</typeStatus>
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||
in two parts, collectively measuring
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||
<quantity id="682C9B6D2E43897106FE28A9FC082868" box="[904,996,1018,1042]" metricMagnitude="-3" metricUnit="m" metricValue="4.2" pageId="49" pageNumber="50" unit="mm" value="4.2">4.2 mm</quantity>
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||
long,
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||
<quantity id="682C9B6D2E438971014028A9FB732868" box="[1078,1183,1018,1042]" metricMagnitude="-4" metricUnit="m" metricValue="1.7" pageId="49" pageNumber="50" unit="mm" value="0.17">0.17 mm</quantity>
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||
wide across thoracic segments, with 40 setigerous segments. One
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||
<typeStatus id="706F882A2E43897107E72F4DFD1D284F" box="[657,753,1054,1078]" pageId="49" pageNumber="50" type="paratype">paratype</typeStatus>
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||
a larger anterior fragment,
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||
<quantity id="682C9B6D2E438971015F2F4DFB93284C" box="[1065,1151,1054,1078]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="49" pageNumber="50" unit="mm" value="0.3">0.3 mm</quantity>
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||
wide,
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||
<quantity id="682C9B6D2E43897101BA2F4DFACF284C" box="[1228,1315,1054,1078]" metricMagnitude="-3" metricUnit="m" metricValue="2.1" pageId="49" pageNumber="50" unit="mm" value="2.1">2.1 mm</quantity>
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||
long, with 12 setigerous segments. Color in alcohol opaque white; largest
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||
<typeStatus id="706F882A2E43897106172F11FC2E2823" box="[865,962,1090,1114]" pageId="49" pageNumber="50" type="paratype">paratype</typeStatus>
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||
with black pigment spots on ventrolateral sides of peristomium and anterior margin of setiger 1.
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</paragraph>
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<paragraph id="AF6B36882E43897105B12FDAFB582903" blockId="49.[151,1437,798,2014]" pageId="49" pageNumber="50">
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||
Pre-setigerous region of
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<typeStatus id="706F882A2E43897104AA2FDAFDD228DB" box="[476,574,1161,1186]" pageId="49" pageNumber="50" type="holotype">holotype</typeStatus>
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||
elongate, 1.7x as long as wide and as long as first four setigerous segments; prostomium conical, tapering to narrow, rounded apex (
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||
<figureCitation id="37EF2A0D2E43897106582FFEFC6B28BF" box="[814,903,1197,1222]" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Fig. 25</figureCitation>
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A); eyes absent; nuchal organs not observed. Peristomium relatively smooth, with thin lateral lines suggesting 2–3 annulations, but these not distinct; no achaetous segments evident (
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<figureCitation id="37EF2A0D2E43897104972FA6FDD92977" box="[481,565,1269,1294]" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Fig. 25</figureCitation>
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||
A). Setiger 1 distinct from peristomium. Dorsal tentacles arise near posterior end of peristomium, with one intact tentacle present on
|
||
<typeStatus id="706F882A2E438971066F2E4AFC97294B" box="[793,891,1305,1330]" pageId="49" pageNumber="50" type="holotype">holotype</typeStatus>
|
||
(
|
||
<figureCitation id="37EF2A0D2E43897106FB2E4AFC0D294B" box="[909,993,1305,1330]" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Fig. 25</figureCitation>
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||
A); first pair of branchiae on setiger 1, dorsal to notosetae (
|
||
<figureCitation id="37EF2A0D2E43897104012E6EFE25292F" box="[375,457,1341,1366]" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Fig. 25</figureCitation>
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A);
|
||
<typeStatus id="706F882A2E43897104852E6EFDB9292F" box="[499,597,1341,1366]" pageId="49" pageNumber="50" type="holotype">holotype</typeStatus>
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with one branchia retained on setiger 5; other branchiae identified by scars when stained with Shirlastain A (
|
||
<figureCitation id="37EF2A0D2E438971077A2E32FDB22903" box="[524,606,1377,1402]" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Fig. 25</figureCitation>
|
||
A). Branchiae located dorsal to notosetae throughout.
|
||
</paragraph>
|
||
<paragraph id="AF6B36882E43897105B12ED6FF3A2A2B" blockId="49.[151,1437,798,2014]" pageId="49" pageNumber="50">
|
||
Thoracic region of
|
||
<typeStatus id="706F882A2E43897104E82ED6FDEC29E7" box="[414,512,1413,1438]" pageId="49" pageNumber="50" type="holotype">holotype</typeStatus>
|
||
with five segments, each about 3.5x as wide as long (
|
||
<figureCitation id="37EF2A0D2E438971012F2ED6FB4729E7" box="[1113,1195,1413,1438]" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Fig. 25</figureCitation>
|
||
A);
|
||
<typeStatus id="706F882A2E43897101A32ED5FAAC29E7" box="[1237,1344,1414,1438]" pageId="49" pageNumber="50" type="paratype">paratypes</typeStatus>
|
||
with 5– 7 thoracic segments of similar proportions. Transition to long narrow abdominal region abrupt, with first segments as long as wide, becoming beadlike in middle abdominal segments, about 1.3x as long as wide (
|
||
<figureCitation id="37EF2A0D2E43897101C92E9EFAFE299F" box="[1215,1298,1485,1510]" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Fig. 25</figureCitation>
|
||
B); posterior abdominal segments less bead-like, transitioning to short far posterior region with about eight segments becoming weakly expanded, flattened ventrally, terminating in narrow, elongate, conical, unsegmented pygidial lobe (
|
||
<figureCitation id="37EF2A0D2E43897100192D46FF592A2B" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Fig. 25</figureCitation>
|
||
C).
|
||
</paragraph>
|
||
<paragraph id="AF6B36882E43897105B12D0EFD8A2BEF" blockId="49.[151,1437,798,2014]" pageId="49" pageNumber="50">
|
||
Parapodia low mounds, shifted somewhat dorsal in thoracic segments and first few abdominal segments, thereafter lateral (
|
||
<figureCitation id="37EF2A0D2E438971041C2DD2FE2F2AE3" box="[362,451,1665,1690]" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Fig. 25</figureCitation>
|
||
B). Setae all capillaries, consisting of narrow setae with smooth blades in thoracic segments and shorter setae with broad base tapering to narrow capillary tip, with fine denticles along one edge of expanded base in middle and posterior segments, denticles not evident along narrow apex; denticles present on both noto- and neurosetae from about setiger 20, or middle of body; denticles not visible on capillaries of last 4–5 setigers. Denticles weakly visible at 400x, best observed at
|
||
<date id="DB6A10482E438971065D2C41FC992B53" box="[811,885,1810,1834]" pageId="49" pageNumber="50" value="1000-10">1000x</date>
|
||
; individual denticles numerous, with sharp points directed basally (
|
||
<figureCitation id="37EF2A0D2E43897104122C66FE512B37" box="[356,445,1845,1870]" captionStart="FIGURE 25" captionStartId="50.[151,250,1808,1830]" captionTargetBox="[162,1416,182,1775]" captionTargetId="figure@50.[151,1436,181,1786]" captionTargetPageId="50" captionText="FIGURE 25. Kirkegaardia fragilis n. sp. holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale)." httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="49" pageNumber="50">Fig. 25</figureCitation>
|
||
D); notosetae with denticles directed ventrally and denticles of neurosetae directed dorsally,
|
||
<emphasis id="9DA0EA9A2E43897105892C09FEB22B08" box="[255,350,1882,1905]" italics="true" pageId="49" pageNumber="50">vis-à-vis</emphasis>
|
||
. Setae numbering
|
||
<quantity id="682C9B6D2E43897107402C0AFD6C2B0B" box="[566,640,1881,1906]" metricMagnitude="-1" metricUnit="m" metricValue="1.778" metricValueMax="2.032" metricValueMin="1.524" pageId="49" pageNumber="50" unit="in" value="7.0" valueMax="8.0" valueMin="6.0">6–8 in</quantity>
|
||
both noto- and neuropodia in thoracic segments,
|
||
<quantity id="682C9B6D2E43897101CD2C0AFAE82B0B" box="[1211,1284,1881,1906]" metricMagnitude="-1" metricUnit="m" metricValue="1.524" metricValueMax="1.778" metricValueMin="1.27" pageId="49" pageNumber="50" unit="in" value="6.0" valueMax="7.0" valueMin="5.0">5–7 in</quantity>
|
||
middle body segments; and
|
||
<quantity id="682C9B6D2E438971044B2C2EFE682BEF" box="[317,388,1917,1942]" metricMagnitude="-1" metricUnit="m" metricValue="1.143" metricValueMax="1.27" metricValueMin="1.016" pageId="49" pageNumber="50" unit="in" value="4.5" valueMax="5.0" valueMin="4.0">4–5 in</quantity>
|
||
posterior segments.
|
||
</paragraph>
|
||
<paragraph id="AF6B36882E43897105B12CF2FA9E2BC3" blockId="49.[151,1437,798,2014]" box="[199,1394,1953,1978]" pageId="49" pageNumber="50">
|
||
<emphasis id="9DA0EA9A2E43897105B12CF2FE412BC3" bold="true" box="[199,429,1953,1978]" pageId="49" pageNumber="50">Methyl Green stain</emphasis>
|
||
. Prostomium staining light green, rest of body not retaining stain after differentiation.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="E7CE65032E43897105B12C96FA9B2BA7" box="[199,1399,1989,2014]" pageId="49" pageNumber="50" type="etymology">
|
||
<paragraph id="AF6B36882E43897105B12C96FA9B2BA7" blockId="49.[151,1437,798,2014]" box="[199,1399,1989,2014]" pageId="49" pageNumber="50">
|
||
<emphasis id="9DA0EA9A2E43897105B12C96FEA22BA7" bold="true" box="[199,334,1989,2014]" pageId="49" pageNumber="50">Etymology.</emphasis>
|
||
The species name
|
||
<taxonomicName id="68D44D0B2E43897107542C96FD9F2BA7" box="[546,627,1989,2014]" class="Polychaeta" family="Ctenodrilidae" genus="Kirkegaardia" kingdom="Animalia" order="Terebellida" pageId="49" pageNumber="50" phylum="Annelida" rank="species" species="fragilis">
|
||
<emphasis id="9DA0EA9A2E43897107542C96FD9F2BA7" box="[546,627,1989,2014]" italics="true" pageId="49" pageNumber="50">fragilis</emphasis>
|
||
</taxonomicName>
|
||
, is from Latin, and refers to the narrow fragile nature of this species.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="FBAB66002E40897205E12C43FA7C2B3D" httpUri="https://zenodo.org/record/272373/files/figure.png" pageId="50" pageNumber="51" targetBox="[162,1416,182,1775]" targetPageId="50">
|
||
<paragraph id="AF6B36882E40897205E12C43FA7C2B3D" blockId="50.[151,1436,1808,1860]" pageId="50" pageNumber="51">
|
||
<emphasis id="9DA0EA9A2E40897205E12C43FECF2B5F" bold="true" box="[151,291,1808,1830]" pageId="50" pageNumber="51">FIGURE 25.</emphasis>
|
||
<taxonomicName id="68D44D0B2E408972045A2C43FDEB2B5F" box="[300,519,1808,1830]" class="Polychaeta" family="Ctenodrilidae" genus="Kirkegaardia" kingdom="Animalia" order="Terebellida" pageId="50" pageNumber="51" phylum="Annelida" rank="species" species="fragilis" status="sp. nov.">
|
||
<emphasis id="9DA0EA9A2E408972045A2C43FDEB2B5F" box="[300,519,1808,1830]" italics="true" pageId="50" pageNumber="51">Kirkegaardia fragilis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="9DA0EA9A2E40897207672C43FDA12B5F" bold="true" box="[529,589,1808,1830]" pageId="50" pageNumber="51">
|
||
<taxonomicNameLabel id="869357E12E40897207672C43FDA12B5F" box="[529,589,1808,1830]" pageId="50" pageNumber="51" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
holotype (USNM 1407165): A, anterior end, dorsal view; B, middle abdominal segments, right lateral view; C, posterior end with pygidium, dorsal view; D, denticulated neurosetae with inset (not to scale).
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="E7CE65032E40897305B12C3FFAAC2D64" lastPageId="51" lastPageNumber="52" pageId="50" pageNumber="51" type="discussion">
|
||
<paragraph id="AF6B36882E40897205B12C3FFEAA2B88" blockId="50.[151,1436,1900,2033]" pageId="50" pageNumber="51">
|
||
<emphasis id="9DA0EA9A2E40897205B12C3FFED72BFC" bold="true" box="[199,315,1900,1925]" pageId="50" pageNumber="51">Remarks.</emphasis>
|
||
<taxonomicName id="68D44D0B2E40897204342C3FFDC32BFC" box="[322,559,1900,1925]" class="Polychaeta" family="Ctenodrilidae" genus="Kirkegaardia" kingdom="Animalia" order="Terebellida" pageId="50" pageNumber="51" phylum="Annelida" rank="species" species="fragilis">
|
||
<emphasis id="9DA0EA9A2E40897204342C3FFDC32BFC" box="[322,559,1900,1925]" italics="true" pageId="50" pageNumber="51">Kirkegaardia fragilis</emphasis>
|
||
</taxonomicName>
|
||
belongs to a group of species in which the parapodia are not elevated over the dorsum of the thoracic region and no dorsal groove is produced; further, the first pair of branchiae occur on setiger 1 and, apart from some retention of stain on the prostomium, there is effectively no distinctive MG staining pattern for this species.
|
||
</paragraph>
|
||
<paragraph id="AF6B36882E41897305B12BC4FAAC2D64" blockId="51.[151,1436,151,501]" pageId="51" pageNumber="52">
|
||
This species has no close congeners except perhaps
|
||
<taxonomicName id="68D44D0B2E418973067A2BCAFC662CC9" box="[780,906,151,176]" class="Polychaeta" family="Ctenodrilidae" genus="Kirkegaardia" kingdom="Animalia" order="Terebellida" pageId="51" pageNumber="52" phylum="Annelida" rank="species" species="carolina" status="sp. nov.">
|
||
<emphasis id="9DA0EA9A2E418973067A2BCAFC662CC9" box="[780,906,151,176]" italics="true" pageId="51" pageNumber="52">K. carolina</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="9DA0EA9A2E41897306E72BC4FC232CC9" bold="true" box="[913,975,151,176]" pageId="51" pageNumber="52">
|
||
<taxonomicNameLabel id="869357E12E41897306E72BC4FC232CC9" box="[913,975,151,176]" pageId="51" pageNumber="52" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, which is another small, threadlike deepwater species that occurs in upper slope depths off
|
||
<collectingRegion id="6D10F86A2E41897307A42BEFFC962CAC" box="[722,890,188,213]" country="United States of America" name="North Carolina" pageId="51" pageNumber="52">
|
||
North
|
||
<taxonomicName id="68D44D0B2E418973066C2BEFFC962CAC" box="[794,890,188,213]" class="Polychaeta" family="Ctenodrilidae" genus="Kirkegaardia" kingdom="Animalia" order="Terebellida" pageId="51" pageNumber="88" phylum="Annelida" rank="species" species="carolina" status="sp. nov.">Carolina</taxonomicName>
|
||
</collectingRegion>
|
||
and that also has tessellated tubes and branchiae from setiger 1.
|
||
<taxonomicName id="68D44D0B2E41897304362BB2FE5D2C81" box="[320,433,223,248]" class="Polychaeta" family="Ctenodrilidae" genus="Kirkegaardia" kingdom="Animalia" order="Terebellida" pageId="51" pageNumber="52" phylum="Annelida" rank="species" species="fragilis" status="sp. nov.">
|
||
<emphasis id="9DA0EA9A2E41897304362BB2FE5D2C81" box="[320,433,223,248]" italics="true" pageId="51" pageNumber="52">K. fragilis</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="9DA0EA9A2E41897304CE2B8CFE1A2C81" bold="true" box="[440,502,223,248]" pageId="51" pageNumber="52">
|
||
<taxonomicNameLabel id="869357E12E41897304CE2B8CFE1A2C81" box="[440,502,223,248]" pageId="51" pageNumber="52" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
differs from
|
||
<taxonomicName id="68D44D0B2E41897307FF2BB2FCEB2C81" box="[649,775,223,248]" class="Polychaeta" family="Ctenodrilidae" genus="Kirkegaardia" kingdom="Animalia" order="Terebellida" pageId="51" pageNumber="52" phylum="Annelida" rank="species" species="carolina" status="sp. nov.">
|
||
<emphasis id="9DA0EA9A2E41897307FF2BB2FCEB2C81" box="[649,775,223,248]" italics="true" pageId="51" pageNumber="52">K. carolina</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="9DA0EA9A2E418973067B2B8CFCA02C81" bold="true" box="[781,844,223,248]" pageId="51" pageNumber="52">
|
||
<taxonomicNameLabel id="869357E12E418973067B2B8CFCA02C81" box="[781,844,223,248]" pageId="51" pageNumber="52" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
in having instead of lacking denticulate notosetae, in lacking instead of having annular rings on the peristomium, and by having a more expanded posterior end.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="E7CE65032E41897305B12A74FD6F2DA9" pageId="51" pageNumber="52" type="biology_ecology">
|
||
<paragraph id="AF6B36882E41897305B12A74FD6F2DA9" blockId="51.[151,1436,151,501]" pageId="51" pageNumber="52">
|
||
<emphasis id="9DA0EA9A2E41897305B12A74FECB2D39" bold="true" box="[199,295,295,320]" pageId="51" pageNumber="52">Biology.</emphasis>
|
||
The
|
||
<typeStatus id="706F882A2E41897304132A7BFE792D39" box="[357,405,296,320]" pageId="51" pageNumber="52">type</typeStatus>
|
||
specimens were isolated from the
|
||
<quantity id="682C9B6D2E418973065C2A7BFC662D46" box="[810,906,296,320]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" metricValueMax="2.0" metricValueMin="0.0" pageId="51" pageNumber="52" unit="mm" value="1.0" valueMax="2.0" valueMin="0.0">0–2 mm</quantity>
|
||
profile of 10-cm subcores from the box core, suggesting that this species inhabits sediments near the surface. Thin membranous tessellated tubes were found with non-type specimens in a sample from Sta. 2-93 suggesting that this species extends its branchiae into the overlying water from within the tube. The
|
||
<typeStatus id="706F882A2E41897307E22AC7FD1A2DD4" box="[660,758,404,429]" pageId="51" pageNumber="52" type="holotype">holotype</typeStatus>
|
||
is a male with sperm packets in the coelom that contain numerous sperm with small rounded nuclei.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="E7CE65032E41897305B12A8FFB802D8D" box="[199,1132,476,501]" pageId="51" pageNumber="52" type="distribution">
|
||
<paragraph id="AF6B36882E41897305B12A8FFB802D8D" blockId="51.[151,1436,151,501]" box="[199,1132,476,501]" pageId="51" pageNumber="52">
|
||
<emphasis id="9DA0EA9A2E41897305B12A8FFE8C2D8C" bold="true" box="[199,352,476,501]" pageId="51" pageNumber="52">Distribution.</emphasis>
|
||
Known only from the Pacific Ocean in abyssal depths
|
||
<quantity id="682C9B6D2E41897306BF2A8FFB842D8D" box="[969,1128,476,501]" metricMagnitude="3" metricUnit="m" metricValue="4.8685" metricValueMax="4.879" metricValueMin="4.858" pageId="51" pageNumber="52" unit="m" value="4868.5" valueMax="4879.0" valueMin="4858.0">4858–4879 m</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |