327 lines
44 KiB
XML
327 lines
44 KiB
XML
<document id="D09F2831C4677004C520AAAB8A1644DD" ID-CLB-Dataset="112028" ID-DOI="10.11646/zootaxa.5113.1.1" ID-GBIF-Dataset="8b4b0886-ef22-452d-8be4-31089686eeb2" ID-ISSN="1175-5326" ID-Zenodo-Dep="6340998" ID-ZooBank="EB01C862-025E-493F-8CA9-934B4F1626AF" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1646828482616" checkinUser="plazi" docAuthor="Blake, James A." docDate="2022" docId="054C717B7109237665DDFC2DFA42FBF8" docLanguage="en" docName="zootaxa.5113.1.1.pdf" docOrigin="Zootaxa 5113 (1)" docSource="http://zoobank.org/eb01c862-025e-493f-8ca9-934b4f1626af" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Chaetocirratulus hessleri Blake 2022, new species" docType="treatment" docUuid="823AE4D8-8C7C-42A8-A423-A4FCA8EDC548" docUuidSource="ZooBank" docVersion="9" lastPageNumber="22" masterDocId="F9750903711B2363654AFF83FFDFFFCD" masterDocTitle="New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean" masterLastPageNumber="89" masterPageNumber="1" pageNumber="19" updateTime="1699317617551" updateUser="ExternalLinkService">
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<mods:title id="EF5DADC96FE4D248227A525BFEEF55C0">New species and records of Caulleriella, Chaetocirratulus and Chaetozone (Annelida, Cirratulidae) from continental shelf and slope depths of the Western North Atlantic Ocean</mods:title>
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<mods:namePart id="AD727462D01FA3AA6A4A48F44FB95081">Blake, James A.</mods:namePart>
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<mods:nameIdentifier id="FEDF1DAE09E031D2D6AA667EDEB24E24" type="email">jablake9@gmail.com</mods:nameIdentifier>
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<mods:typeOfResource id="C7FA9741C4146EEB58ED7935A7563759">text</mods:typeOfResource>
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<mods:title id="01A8A1F6485C7C989374FF07E7B73BD2">Zootaxa</mods:title>
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<mods:part id="3B0ACD23A83F582BBE9AA1190A512D9C">
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<mods:date id="65CAB033DD3D651720116A48964C04D8">2022</mods:date>
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<mods:number id="7B2044946BFDAF5FEA8C4A537A329375">2022-03-09</mods:number>
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<mods:number id="EBA326237777C489A249DF21B8BC1D61">5113</mods:number>
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<mods:classification id="E29E944FA67DB39B82F3EA559CAE6FF6">journal article</mods:classification>
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<mods:identifier id="BB2B396A1FDA916C8F1BB2202E43AC1D" type="CLB-Dataset">112028</mods:identifier>
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<mods:identifier id="4BABC3C77A8B7220E672B2CA8B1AF9C1" type="DOI">10.11646/zootaxa.5113.1.1</mods:identifier>
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<mods:identifier id="36AB70175A7AFE0EED0CF461E93CD3EE" type="ISSN">1175-5326</mods:identifier>
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<treatment id="054C717B7109237665DDFC2DFA42FBF8" ID-DOI="http://doi.org/10.5281/zenodo.6343001" ID-GBIF-Taxon="198574508" ID-Zenodo-Dep="6343001" LSID="urn:lsid:zoobank.org:act:823AE4D8-8C7C-42A8-A423-A4FCA8EDC548" httpUri="http://treatment.plazi.org/id/054C717B7109237665DDFC2DFA42FBF8" lastPageId="21" lastPageNumber="22" pageId="18" pageNumber="19">
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<subSubSection id="C5FF93E67109237165DDFC2DFDBFFC05" box="[151,608,942,969]" pageId="18" pageNumber="19" type="nomenclature">
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<paragraph id="8D5AC06D7109237165DDFC2DFDBFFC05" blockId="18.[151,986,942,1041]" box="[151,608,942,969]" pageId="18" pageNumber="19">
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<heading id="D61277017109237165DDFC2DFDBFFC05" bold="true" box="[151,608,942,969]" fontSize="11" level="2" pageId="18" pageNumber="19" reason="4">
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<emphasis id="BF911C7F7109237165DDFC2DFDBFFC05" bold="true" box="[151,608,942,969]" pageId="18" pageNumber="19">
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<taxonomicName id="4AE5BBEE7109237165DDFC2DFE16FC04" authority="Blake, 2022" authorityName="Blake" authorityYear="2022" box="[151,457,942,969]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="18" pageNumber="19" phylum="Annelida" rank="species" species="hessleri" status="sp. nov.">
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<emphasis id="BF911C7F7109237165DDFC2DFE16FC04" bold="true" box="[151,457,942,969]" italics="true" pageId="18" pageNumber="19">Chaetocirratulus hessleri</emphasis>
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</taxonomicName>
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||
<taxonomicNameLabel id="A4A2A10471092371649AFC2CFDBFFC05" box="[464,608,942,969]" pageId="18" pageNumber="19" rank="species">new species</taxonomicNameLabel>
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||
</emphasis>
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||
</heading>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C5FF93E67109237165DDFC50FD17FB9E" pageId="18" pageNumber="19" type="description">
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||
<paragraph id="8D5AC06D7109237165DDFC50FEC2FC20" blockId="18.[151,986,942,1041]" box="[151,285,979,1005]" pageId="18" pageNumber="19">
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||
<figureCitation id="15DEDCE87109237165DDFC50FEC2FC20" box="[151,285,979,1005]" captionStart-0="FIGURE 8" captionStart-1="FIGURE 9" captionStartId-0="19.[151,250,1900,1924]" captionStartId-1="20.[151,250,1753,1777]" captionTargetBox-0="[169,1415,191,1864]" captionTargetBox-1="[151,1436,181,1730]" captionTargetId-0="figure-15@19.[159,1428,181,1876]" captionTargetId-1="figure-31@20.[151,1436,181,1730]" captionTargetPageId-0="19" captionTargetPageId-1="20" captionText-0="FIGURE 8. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines." captionText-1="FIGURE 9. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, left lateral view; B, posterior end, dorsal view; C, anterior end, right dorsolateral view; D, anterior, ventral view; E, anterior end, dorsolateral view; F, anterior end, left lateral view. A–D stained with Shirlastain A; E–F stained with MG. Arrows in A, C, and D denote pigment." figureDoi-0="http://doi.org/10.5281/zenodo.6341022" figureDoi-1="http://doi.org/10.5281/zenodo.6341024" httpUri-0="https://zenodo.org/record/6341022/files/figure.png" httpUri-1="https://zenodo.org/record/6341024/files/figure.png" pageId="18" pageNumber="19">Figures 8–9</figureCitation>
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||
</paragraph>
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||
<paragraph id="8D5AC06D7109237165DDFC75FC05FBDC" blockId="18.[151,986,942,1041]" box="[151,986,1014,1041]" pageId="18" pageNumber="19">
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||
<uri id="F974CC6F7109237165DDFC75FC05FBDC" box="[151,986,1014,1041]" pageId="18" pageNumber="19">
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urn:lsid:zoobank.org:act:
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||
<uuid id="F943FAB87109237164E0FC75FC05FBDC" box="[426,986,1014,1041]" pageId="18" pageNumber="19">823AE4D8-8C7C-42A8-A423-A4FCA8EDC548</uuid>
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</uri>
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</paragraph>
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<paragraph id="8D5AC06D7109237165DDFBB8FD17FB9E" blockId="18.[151,712,1083,1107]" box="[151,712,1083,1107]" pageId="18" pageNumber="19">
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<taxonomicName id="4AE5BBEE7109237165DDFBB8FE93FB9E" box="[151,332,1083,1107]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="18" pageNumber="19" phylum="Annelida" rank="species" species="undefined-b">
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<emphasis id="BF911C7F7109237165DDFBB8FED0FB9E" box="[151,271,1083,1107]" italics="true" pageId="18" pageNumber="19">Chaetozone</emphasis>
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sp. B
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||
</taxonomicName>
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||
:
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<bibRefCitation id="E974BD9C71092371641DFBB8FDE8FB9E" author="Maciolek, N. & Grassle, J. F. & Hecker, B. & Boehm, P. D. & Brown, B. & Dade, B. & Steinhauer, W. G. & Baptiste, E. & Ruff, R. E. & Petrecca, R." box="[343,567,1083,1107]" pageId="18" pageNumber="19" refId="ref60867" refString="Maciolek, N., Grassle, J. F., Hecker, B., Boehm, P. D., Brown, B., Dade, B., Steinhauer, W. G., Baptiste, E. Ruff, R. E. & Petrecca, R. (1987 a) Study of biological processes on the U. S. Mid-Atlantic slope and rise. Final report prepared for the U. S. Department of the Interior, Minerals Management Service, under contract no. 14 - 12 - 0001 - 30064. Vol. 1. Executive Summary & Vol. 2. Final Report. Final report prepared for the Department of the Interior, Minerals Management Service, Washington, D. C., 44 pp. & 310 pp., appendices. Available from: https: // espis. boem. gov / final % 20 reports / 4722. pdf (accessed 20 January 2021)" type="book" year="1987">
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||
Maciolek
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||
<emphasis id="BF911C7F7109237164F7FBBFFE2FFB9E" box="[445,496,1083,1107]" italics="true" pageId="18" pageNumber="19">et al.</emphasis>
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||
1987a
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||
</bibRefCitation>
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||
: D-2 (in part).
|
||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C5FF93E67109237165DDFB02FB22FAC5" pageId="18" pageNumber="19" type="materials_examined">
|
||
<paragraph id="8D5AC06D7109237165DDFB02FB22FAC5" blockId="18.[151,1437,1153,2008]" pageId="18" pageNumber="19">
|
||
<emphasis id="BF911C7F7109237165DDFB02FEA2FB56" bold="true" box="[151,381,1153,1179]" pageId="18" pageNumber="19">Material examined</emphasis>
|
||
.
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||
<emphasis id="BF911C7F7109237164C4FB02FE69FB56" bold="true" box="[398,438,1153,1179]" pageId="18" pageNumber="19">Off</emphasis>
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||
<materialsCitation id="3D8DCA3071092371648BFB02FED7FB29" ID-GBIF-Occurrence="3878838644" collectingDate="1984-08-03" collectionCode="USNM" collectorName="R. Petrecca" country="United States of America" elevation="2056" location="New Jersey" longitude="-72.857666" pageId="18" pageNumber="19" specimenCode="USNM 1660936" specimenCount="1" stateProvince="New Jersey" typeStatus="holotype">
|
||
<emphasis id="BF911C7F71092371648BFB02FB12FB56" bold="true" box="[449,1229,1153,1179]" pageId="18" pageNumber="19">
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||
<collectingRegion id="4F210E8F71092371648BFB02FD93FB56" box="[449,588,1153,1179]" country="United States of America" name="New Jersey" pageId="18" pageNumber="19">New Jersey</collectingRegion>
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||
and
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||
<collectingRegion id="4F210E8F7109237167C4FB02FCDEFB56" box="[654,769,1153,1179]" country="United States of America" name="Delaware" pageId="18" pageNumber="19">Delaware</collectingRegion>
|
||
,
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||
<collectingCountry id="F5F280FD71092371665AFB02FC9DFB56" box="[784,834,1153,1179]" name="United States of America" pageId="18" pageNumber="19">U.S.</collectingCountry>
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||
Mid-Atlantic ACSAR Program,
|
||
</emphasis>
|
||
coll.
|
||
<collectorName id="2010A5BB710923716058FB01FA47FB51" box="[1298,1432,1154,1180]" pageId="18" pageNumber="19">R. Petrecca</collectorName>
|
||
, Chief Scientist.
|
||
<emphasis id="BF911C7F710923716407FB26FE4DFB72" bold="true" box="[333,402,1189,1215]" pageId="18" pageNumber="19">Sta. 3</emphasis>
|
||
: Cruise Mid-2, Rep. 3,
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||
<date id="F95BE6AD7109237167E8FB26FCE7FB72" box="[674,824,1189,1216]" pageId="18" pageNumber="19" value="1984-08-03">
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||
<collectingDate id="E91F1F457109237167E8FB26FCE7FB72" box="[674,824,1189,1216]" pageId="18" pageNumber="19" value="1984-08-03">03 Aug 1984</collectingDate>
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||
</date>
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||
, 38°36ʹ.84ʹN, 72°51.46ʹW,
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||
<quantity id="4A1D6D88710923716124FB26FB19FB0D" box="[1134,1222,1189,1216]" metricMagnitude="3" metricUnit="m" metricValue="2.056" pageId="18" pageNumber="19" unit="m" value="2056.0">
|
||
<elevation id="06C8275E710923716124FB26FB19FB0D" box="[1134,1222,1189,1216]" metricMagnitude="3" metricUnit="m" metricValue="2.056" pageId="18" pageNumber="19" unit="m" value="2056.0">2056 m</elevation>
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||
</quantity>
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||
,
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||
<emphasis id="BF911C7F710923716199FB26FAE5FB72" bold="true" box="[1235,1338,1189,1215]" pageId="18" pageNumber="19">
|
||
<typeStatus id="525E7ECF710923716199FB26FAE5FB72" box="[1235,1338,1189,1215]" pageId="18" pageNumber="19" type="holotype">holotype</typeStatus>
|
||
</emphasis>
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||
(
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||
<specimenCode id="DD436816710923716003FB26FF23FB29" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="18" pageNumber="19" type="Museum">USNM 1660936</specimenCode>
|
||
).
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||
</materialsCitation>
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||
—
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||
<materialsCitation id="3D8DCA3071092371646CFB4AFB26FAC5" ID-GBIF-Occurrence="3878838577" collectingDate="1984-08-03" collectionCode="USNM" collectorName="R. Petrecca" country="United States of America" elevation="2056" latitude="41.022835" location="New Jersey" longLatPrecision="11" longitude="-72.857666" pageId="18" pageNumber="19" specimenCode="USNM 1660936" specimenCount="1" stateProvince="New Jersey" typeStatus="paratype">
|
||
<emphasis id="BF911C7F71092371646CFB4AFC61FB2E" bold="true" box="[294,958,1225,1251]" pageId="18" pageNumber="19">
|
||
Off New
|
||
<collectingCountry id="F5F280FD7109237164DAFB4AFE28FB2E" box="[400,503,1225,1251]" name="United Kingdom" pageId="18" pageNumber="19">England</collectingCountry>
|
||
,
|
||
<collectingCountry id="F5F280FD710923716748FB4AFDEBFB2E" box="[514,564,1225,1251]" name="United States of America" pageId="18" pageNumber="19">U.S.</collectingCountry>
|
||
<location id="883A96B6710923716770FB4AFD38FB2E" LSID="urn:lsid:plazi:treatment:054C717B7109237665DDFC2DFA42FBF8:883A96B6710923716770FB4AFD38FB2E" box="[570,743,1225,1251]" country="United Kingdom" latitude="41.022835" longLatPrecision="11" longitude="-66.3535" name="North Atlantic" pageId="18" pageNumber="19" stateProvince="Delaware">North Atlantic</location>
|
||
ACSAR Program
|
||
</emphasis>
|
||
, coll.
|
||
<collectorName id="2010A5BB710923716149FB4AFB6EFB29" box="[1027,1201,1225,1252]" pageId="18" pageNumber="19">G.W. Hampson</collectorName>
|
||
, Chief Scientist.
|
||
<emphasis id="BF911C7F710923716024FB4AFF7AFACA" bold="true" pageId="18" pageNumber="19">Sta. 3</emphasis>
|
||
: Cruise NA-3, Rep. 1,
|
||
<date id="F95BE6AD7109237164E3FB6EFDF0FAC5" box="[425,559,1261,1288]" pageId="18" pageNumber="19" value="1985-07-03">
|
||
<collectingDate id="E91F1F457109237164E3FB6EFDF0FAC5" box="[425,559,1261,1288]" pageId="18" pageNumber="19" value="1985-07-03">03 Jul 1985</collectingDate>
|
||
</date>
|
||
,
|
||
<geoCoordinate id="E8D1A6AA710923716770FB6CFD62FAC7" box="[570,701,1263,1290]" degrees="41" direction="north" minutes="01.37" orientation="latitude" pageId="18" pageNumber="19" precision="9" value="41.022835">41°01.37ʹN</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="E8D1A6AA710923716782FB6CFC8FFAC7" box="[712,848,1263,1290]" degrees="66" direction="west" minutes="21.21" orientation="longitude" pageId="18" pageNumber="19" precision="9" value="-66.3535">66°21.21ʹW</geoCoordinate>
|
||
,
|
||
<quantity id="4A1D6D8871092371661EFB6CFC75FAC5" box="[852,938,1262,1290]" metricMagnitude="3" metricUnit="m" metricValue="1.337" pageId="18" pageNumber="19" unit="m" value="1337.0">
|
||
<elevation id="06C8275E71092371661EFB6CFC75FAC5" box="[852,938,1262,1290]" metricMagnitude="3" metricUnit="m" metricValue="1.337" pageId="18" pageNumber="19" unit="m" value="1337.0">1337 m</elevation>
|
||
</quantity>
|
||
,
|
||
<emphasis id="BF911C7F7109237166FCFB6EFBFEFACA" bold="true" box="[950,1057,1261,1287]" pageId="18" pageNumber="19">
|
||
<typeStatus id="525E7ECF7109237166FCFB6EFBFEFACA" box="[950,1057,1261,1287]" pageId="18" pageNumber="19" type="paratype">paratype</typeStatus>
|
||
</emphasis>
|
||
(
|
||
<specimenCode id="DD43681671092371617AFB6EFB2EFAC5" box="[1072,1265,1261,1288]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="18" pageNumber="19" type="Museum">USNM 1660937</specimenCode>
|
||
)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C5FF93E671092376658DFA92FB42FD00" lastPageId="21" lastPageNumber="22" pageId="18" pageNumber="19" type="description">
|
||
<paragraph id="8D5AC06D71092371658DFA92FBC4F9A2" blockId="18.[151,1437,1153,2008]" pageId="18" pageNumber="19">
|
||
<emphasis id="BF911C7F71092371658DFA92FE8EFAE6" bold="true" box="[199,337,1297,1323]" pageId="18" pageNumber="19">Description</emphasis>
|
||
. A large species,
|
||
<typeStatus id="525E7ECF71092371675CFA92FDA7FAE6" box="[534,632,1297,1323]" pageId="18" pageNumber="19" type="holotype">holotype</typeStatus>
|
||
complete, with 90 setigers,
|
||
<quantity id="4A1D6D887109237166FEFA92FBDCFAE1" box="[948,1027,1297,1324]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="18" pageNumber="19" unit="mm" value="40.0">40 mm</quantity>
|
||
long and
|
||
<quantity id="4A1D6D88710923716138FA92FB6BFAE1" box="[1138,1204,1297,1324]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="18" pageNumber="19" unit="mm" value="3.0">3 mm</quantity>
|
||
wide across anterior setigers. Body elongate, not inflated along body but gradually narrowing in far posterior segments. Parapodia located laterally along body with intersegmental grooves not apparent in anterior setigers and only weakly so in posterior segments; dorsal surface elevated above parapodia, rounded and relatively smooth (
|
||
<figureCitation id="15DEDCE8710923716135FAFEFB07FA5A" box="[1151,1240,1405,1431]" captionStart="FIGURE 8" captionStartId="19.[151,250,1900,1924]" captionTargetBox="[169,1415,191,1864]" captionTargetId="figure-15@19.[159,1428,181,1876]" captionTargetPageId="19" captionText="FIGURE 8. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines." figureDoi="http://doi.org/10.5281/zenodo.6341022" httpUri="https://zenodo.org/record/6341022/files/figure.png" pageId="18" pageNumber="19">Fig. 8A</figureCitation>
|
||
); venter similarly flattened, also lacking distinct intersegmental grooves in first half of body; distinct intersegmental grooves only apparent laterally between anterior parapodia. Dorsal and ventral grooves absent but with a narrow white line along venter, probably representing ventral nerve cord extending from posterior margin of peristomium posteriorly along most of body. Color in alcohol tan in first half of body, grey in posterior half. Distinct areas of dark, dusky pigment apparent on ventral surface of peristomium posterior to mouth and first two setigers, extending higher on sides; same pigment present on posterior border of first 4–5 parapodia (
|
||
<figureCitation id="15DEDCE871092371663BF9D6FBD0F9A2" box="[881,1039,1621,1647]" captionStart="FIGURE 9" captionStartId="20.[151,250,1753,1777]" captionTargetBox="[151,1436,181,1730]" captionTargetId="figure-31@20.[151,1436,181,1730]" captionTargetPageId="20" captionText="FIGURE 9. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, left lateral view; B, posterior end, dorsal view; C, anterior end, right dorsolateral view; D, anterior, ventral view; E, anterior end, dorsolateral view; F, anterior end, left lateral view. A–D stained with Shirlastain A; E–F stained with MG. Arrows in A, C, and D denote pigment." figureDoi="http://doi.org/10.5281/zenodo.6341024" httpUri="https://zenodo.org/record/6341024/files/figure.png" pageId="18" pageNumber="19">Fig. 9A, C–D</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8D5AC06D71092371658DF9FAFED3F842" blockId="18.[151,1437,1153,2008]" pageId="18" pageNumber="19">
|
||
Pre-setiger region about as wide as long. Prostomium broadly triangular, tapering to rounded apex (
|
||
<figureCitation id="15DEDCE8710923716079F9FAFA50F95E" box="[1331,1423,1657,1683]" captionStart="FIGURE 8" captionStartId="19.[151,250,1900,1924]" captionTargetBox="[169,1415,191,1864]" captionTargetId="figure-15@19.[159,1428,181,1876]" captionTargetPageId="19" captionText="FIGURE 8. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines." figureDoi="http://doi.org/10.5281/zenodo.6341022" httpUri="https://zenodo.org/record/6341022/files/figure.png" pageId="18" pageNumber="19">Fig. 8A</figureCitation>
|
||
); eyespots absent; nuchal organs at posterior lateral margins, mostly hidden by peristomium. Peristomium with three rings (
|
||
<figureCitation id="15DEDCE87109237165AAF942FE99F916" box="[224,326,1729,1755]" captionStart="FIGURE 8" captionStartId="19.[151,250,1900,1924]" captionTargetBox="[169,1415,191,1864]" captionTargetId="figure-15@19.[159,1428,181,1876]" captionTargetPageId="19" captionText="FIGURE 8. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines." figureDoi="http://doi.org/10.5281/zenodo.6341022" httpUri="https://zenodo.org/record/6341022/files/figure.png" pageId="18" pageNumber="19">Figs. 8A</figureCitation>
|
||
,
|
||
<figureCitation id="15DEDCE8710923716419F942FE44F916" box="[339,411,1729,1755]" captionStart="FIGURE 9" captionStartId="20.[151,250,1753,1777]" captionTargetBox="[151,1436,181,1730]" captionTargetId="figure-31@20.[151,1436,181,1730]" captionTargetPageId="20" captionText="FIGURE 9. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, left lateral view; B, posterior end, dorsal view; C, anterior end, right dorsolateral view; D, anterior, ventral view; E, anterior end, dorsolateral view; F, anterior end, left lateral view. A–D stained with Shirlastain A; E–F stained with MG. Arrows in A, C, and D denote pigment." figureDoi="http://doi.org/10.5281/zenodo.6341024" httpUri="https://zenodo.org/record/6341024/files/figure.png" pageId="18" pageNumber="19">9A, C</figureCitation>
|
||
); first ring surrounding prostomium dorsally and forming posterior lip of mouth ventrally (
|
||
<figureCitation id="15DEDCE87109237165EAF966FEC1F8CD" box="[160,286,1765,1792]" captionStart="FIGURE 9" captionStartId="20.[151,250,1753,1777]" captionTargetBox="[151,1436,181,1730]" captionTargetId="figure-31@20.[151,1436,181,1730]" captionTargetPageId="20" captionText="FIGURE 9. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, left lateral view; B, posterior end, dorsal view; C, anterior end, right dorsolateral view; D, anterior, ventral view; E, anterior end, dorsolateral view; F, anterior end, left lateral view. A–D stained with Shirlastain A; E–F stained with MG. Arrows in A, C, and D denote pigment." figureDoi="http://doi.org/10.5281/zenodo.6341024" httpUri="https://zenodo.org/record/6341024/files/figure.png" pageId="18" pageNumber="19">Fig. 9A, D</figureCitation>
|
||
); second and third rings incomplete dorsally with a weakly developed dorsal crest (
|
||
<figureCitation id="15DEDCE8710923716193F966FAEAF932" box="[1241,1333,1765,1791]" captionStart="FIGURE 8" captionStartId="19.[151,250,1900,1924]" captionTargetBox="[169,1415,191,1864]" captionTargetId="figure-15@19.[159,1428,181,1876]" captionTargetPageId="19" captionText="FIGURE 8. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines." figureDoi="http://doi.org/10.5281/zenodo.6341022" httpUri="https://zenodo.org/record/6341022/files/figure.png" pageId="18" pageNumber="19">Fig. 8A</figureCitation>
|
||
). A short transverse notch present dorsally between first and second peristomial rings (
|
||
<figureCitation id="15DEDCE87109237166B4F88AFB86F8EE" box="[1022,1113,1801,1827]" captionStart="FIGURE 8" captionStartId="19.[151,250,1900,1924]" captionTargetBox="[169,1415,191,1864]" captionTargetId="figure-15@19.[159,1428,181,1876]" captionTargetPageId="19" captionText="FIGURE 8. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines." figureDoi="http://doi.org/10.5281/zenodo.6341022" httpUri="https://zenodo.org/record/6341022/files/figure.png" pageId="18" pageNumber="19">Fig. 8A</figureCitation>
|
||
). Dorsal tentacles arise from posterior margin of third peristomial ring, with first pair of branchiae lateral to tentacles (
|
||
<figureCitation id="15DEDCE871092371613FF8AEFB07F88A" box="[1141,1240,1837,1863]" captionStart="FIGURE 8" captionStartId="19.[151,250,1900,1924]" captionTargetBox="[169,1415,191,1864]" captionTargetId="figure-15@19.[159,1428,181,1876]" captionTargetPageId="19" captionText="FIGURE 8. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines." figureDoi="http://doi.org/10.5281/zenodo.6341022" httpUri="https://zenodo.org/record/6341022/files/figure.png" pageId="18" pageNumber="19">Figs. 8A</figureCitation>
|
||
,
|
||
<figureCitation id="15DEDCE87109237161AEF8AEFAD7F88A" box="[1252,1288,1837,1863]" captionStart="FIGURE 9" captionStartId="20.[151,250,1753,1777]" captionTargetBox="[151,1436,181,1730]" captionTargetId="figure-31@20.[151,1436,181,1730]" captionTargetPageId="20" captionText="FIGURE 9. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, left lateral view; B, posterior end, dorsal view; C, anterior end, right dorsolateral view; D, anterior, ventral view; E, anterior end, dorsolateral view; F, anterior end, left lateral view. A–D stained with Shirlastain A; E–F stained with MG. Arrows in A, C, and D denote pigment." figureDoi="http://doi.org/10.5281/zenodo.6341024" httpUri="https://zenodo.org/record/6341024/files/figure.png" pageId="18" pageNumber="19">9C</figureCitation>
|
||
). Subsequent segmental branchiae dorsal to notosetae on posterior margin of individual parapodia. Branchiae present to about setiger 40.
|
||
</paragraph>
|
||
<paragraph id="8D5AC06D71092376658DF81AFF04FE8C" blockId="18.[151,1437,1153,2008]" lastBlockId="21.[151,1437,151,1077]" lastPageId="21" lastPageNumber="22" pageId="18" pageNumber="19">
|
||
Parapodia of anterior segments swollen, bearing distinct noto- and neuropodia from which setae arise (
|
||
<figureCitation id="15DEDCE8710923716072F81AFA50F87E" box="[1336,1423,1945,1971]" captionStart="FIGURE 9" captionStartId="20.[151,250,1753,1777]" captionTargetBox="[151,1436,181,1730]" captionTargetId="figure-31@20.[151,1436,181,1730]" captionTargetPageId="20" captionText="FIGURE 9. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, left lateral view; B, posterior end, dorsal view; C, anterior end, right dorsolateral view; D, anterior, ventral view; E, anterior end, dorsolateral view; F, anterior end, left lateral view. A–D stained with Shirlastain A; E–F stained with MG. Arrows in A, C, and D denote pigment." figureDoi="http://doi.org/10.5281/zenodo.6341024" httpUri="https://zenodo.org/record/6341024/files/figure.png" pageId="18" pageNumber="19">Fig. 9C</figureCitation>
|
||
). Parapodia less conspicuous in middle and posterior segments. Setae include long, smooth capillaries and acicular spines. Capillaries numbering 19–21 per noto- and neuropodia in anterior setigers, reduced to
|
||
<quantity id="4A1D6D88710E2376618DFF14FAD0FF7C" box="[1223,1295,151,177]" metricMagnitude="-1" metricUnit="m" metricValue="1.651" metricValueMax="1.778" metricValueMin="1.524" pageId="21" pageNumber="22" unit="in" value="6.5" valueMax="7.0" valueMin="6.0">6–7 in</quantity>
|
||
middle segments and
|
||
<quantity id="4A1D6D88710E2376645FFF38FE81FF18" box="[277,350,187,213]" metricMagnitude="-2" metricUnit="m" metricValue="6.35" metricValueMax="7.62" metricValueMin="5.08" pageId="21" pageNumber="22" unit="in" value="2.5" valueMax="3.0" valueMin="2.0">2–3 in</quantity>
|
||
posterior setigers. Some capillaries with thicker shafts transitioning to acicular spines at about setiger
|
||
<quantity id="4A1D6D88710E237665A3FF5DFE92FF34" box="[233,333,222,249]" metricMagnitude="0" metricUnit="m" metricValue="1.4224" metricValueMax="1.4478" metricValueMin="1.3969999999999998" pageId="21" pageNumber="22" unit="in" value="56.0" valueMax="57.0" valueMin="55.0">55–57 in</quantity>
|
||
both noto- and neuropodia (
|
||
<figureCitation id="15DEDCE8710E237667C7FF5CFD39FF34" box="[653,742,223,249]" captionStart="FIGURE 8" captionStartId="19.[151,250,1900,1924]" captionTargetBox="[169,1415,191,1864]" captionTargetId="figure-15@19.[159,1428,181,1876]" captionTargetPageId="19" captionText="FIGURE 8. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines." figureDoi="http://doi.org/10.5281/zenodo.6341022" httpUri="https://zenodo.org/record/6341022/files/figure.png" pageId="21" pageNumber="22">Fig. 8C</figureCitation>
|
||
). Individual spines with straight, not sigmoid, shafts and with bluntly rounded tips (
|
||
<figureCitation id="15DEDCE8710E237664CEFE80FE20FED0" box="[388,511,259,285]" captionStart="FIGURE 8" captionStartId="19.[151,250,1900,1924]" captionTargetBox="[169,1415,191,1864]" captionTargetId="figure-15@19.[159,1428,181,1876]" captionTargetPageId="19" captionText="FIGURE 8. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines." figureDoi="http://doi.org/10.5281/zenodo.6341022" httpUri="https://zenodo.org/record/6341022/files/figure.png" pageId="21" pageNumber="22">Fig. 8C–D</figureCitation>
|
||
). Spines 1–2 per notopodium and 2–3 per neuropodium, accompanied by 2–3 capillaries.
|
||
</paragraph>
|
||
<caption id="D99A90E57108237065DDF8EFFC80F865" ID-DOI="http://doi.org/10.5281/zenodo.6341022" ID-Zenodo-Dep="6341022" httpUri="https://zenodo.org/record/6341022/files/figure.png" pageId="19" pageNumber="20" startId="19.[151,250,1900,1924]" targetBox="[169,1415,191,1864]" targetPageId="19">
|
||
<paragraph id="8D5AC06D7108237065DDF8EFFC80F865" blockId="19.[151,1436,1900,1960]" pageId="19" pageNumber="20">
|
||
<emphasis id="BF911C7F7108237065DDF8EFFED2F849" bold="true" box="[151,269,1900,1924]" pageId="19" pageNumber="20">FIGURE 8</emphasis>
|
||
.
|
||
<taxonomicName id="4AE5BBEE710823706453F8EFFDC4F849" authority="Blake, 2022" authorityName="Blake" authorityYear="2022" box="[281,539,1900,1924]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="19" pageNumber="20" phylum="Annelida" rank="species" species="hessleri" status="sp. nov.">
|
||
<emphasis id="BF911C7F710823706453F8EFFDC4F849" box="[281,539,1900,1924]" italics="true" pageId="19" pageNumber="20">Chaetocirratulus hessleri</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A4A2A10471082370676BF8EFFD86F849" box="[545,601,1900,1924]" pageId="19" pageNumber="20" rank="species">
|
||
<emphasis id="BF911C7F71082370676BF8EFFD8BF849" bold="true" box="[545,596,1900,1924]" pageId="19" pageNumber="20">n. sp</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="D99A90E5710F237765DDF95AFB20F8F7" ID-DOI="http://doi.org/10.5281/zenodo.6341024" ID-Zenodo-Dep="6341024" httpUri="https://zenodo.org/record/6341024/files/figure.png" pageId="20" pageNumber="21" startId="20.[151,250,1753,1777]" targetBox="[151,1436,181,1730]" targetPageId="20">
|
||
<paragraph id="8D5AC06D710F237765DDF95AFB20F8F7" blockId="20.[151,1436,1753,1850]" pageId="20" pageNumber="21">
|
||
<emphasis id="BF911C7F710F237765DDF95AFED1F93C" bold="true" box="[151,270,1753,1777]" pageId="20" pageNumber="21">FIGURE 9</emphasis>
|
||
.
|
||
<taxonomicName id="4AE5BBEE710F23776456F959FDFFF93F" authority="Blake, 2022" authorityName="Blake" authorityYear="2022" box="[284,544,1754,1778]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="20" pageNumber="21" phylum="Annelida" rank="species" species="hessleri" status="sp. nov.">
|
||
<emphasis id="BF911C7F710F23776456F959FDFFF93F" box="[284,544,1754,1778]" italics="true" pageId="20" pageNumber="21">Chaetocirratulus hessleri</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A4A2A104710F2377676DF959FDBEF93C" box="[551,609,1754,1778]" pageId="20" pageNumber="21" rank="species">
|
||
<emphasis id="BF911C7F710F2377676DF959FD84F93F" bold="true" box="[551,603,1754,1778]" pageId="20" pageNumber="21">n. sp</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
Holotype (USNM 1660936): A, anterior end, left lateral view; B, posterior end, dorsal view; C, anterior end, right dorsolateral view; D, anterior, ventral view; E, anterior end, dorsolateral view; F, anterior end, left lateral view. A–D stained with Shirlastain A; E–F stained with MG. Arrows in A, C, and D denote pigment.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8D5AC06D710E2376658DFEC8FF17FE44" blockId="21.[151,1437,151,1077]" pageId="21" pageNumber="22">
|
||
Pygidium with smoothly rounded ventral lobe and 3–4 short dorsal lobes surrounding anal opening (
|
||
<figureCitation id="15DEDCE8710E2376607FFEC8FA48FEA8" box="[1333,1431,331,357]" captionStart="FIGURE 8" captionStartId="19.[151,250,1900,1924]" captionTargetBox="[169,1415,191,1864]" captionTargetId="figure-15@19.[159,1428,181,1876]" captionTargetPageId="19" captionText="FIGURE 8. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, dorsal view; B, posterior end, dorsal view; C, setiger 60, anterior view; D, two neuropodial acicular spines." figureDoi="http://doi.org/10.5281/zenodo.6341022" httpUri="https://zenodo.org/record/6341022/files/figure.png" pageId="21" pageNumber="22">Figs. 8B</figureCitation>
|
||
,
|
||
<figureCitation id="15DEDCE8710E237665DDFEECFF63FE44" box="[151,188,367,393]" captionStart="FIGURE 9" captionStartId="20.[151,250,1753,1777]" captionTargetBox="[151,1436,181,1730]" captionTargetId="figure-31@20.[151,1436,181,1730]" captionTargetPageId="20" captionText="FIGURE 9. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, left lateral view; B, posterior end, dorsal view; C, anterior end, right dorsolateral view; D, anterior, ventral view; E, anterior end, dorsolateral view; F, anterior end, left lateral view. A–D stained with Shirlastain A; E–F stained with MG. Arrows in A, C, and D denote pigment." figureDoi="http://doi.org/10.5281/zenodo.6341024" httpUri="https://zenodo.org/record/6341024/files/figure.png" pageId="21" pageNumber="22">9B</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8D5AC06D710E2376658DFE11FE63FDF0" blockId="21.[151,1437,151,1077]" pageId="21" pageNumber="22">
|
||
<emphasis id="BF911C7F710E2376658DFE11FE92FE61" bold="true" box="[199,333,402,428]" pageId="21" pageNumber="22">Variability.</emphasis>
|
||
<materialsCitation id="3D8DCA30710E2376641CFE10FCC4FE38" ID-GBIF-Occurrence="3878838364" collectionCode="USNM" pageId="21" pageNumber="22" specimenCode="USNM 1660937" specimenCount="2" typeStatus="paratype">
|
||
The
|
||
<typeStatus id="525E7ECF710E237664C1FE10FE34FE60" box="[395,491,403,429]" pageId="21" pageNumber="22" type="paratype">paratype</typeStatus>
|
||
(
|
||
<specimenCode id="DD436816710E237664B7FE10FD62FE63" box="[509,701,403,430]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="21" pageNumber="22" type="Museum">USNM 1660937</specimenCode>
|
||
) is damaged, mostly complete, measuring 9.0 mm long and 1.2 mm wide with about 45 setigers, but at least five posterior segments missing. Last peristomial ring and first three setigers with black pigment spots on venter as in
|
||
<typeStatus id="525E7ECF710E237667FFFE58FCC4FE38" box="[693,795,475,501]" pageId="21" pageNumber="22" type="holotype">holotype</typeStatus>
|
||
</materialsCitation>
|
||
. Most anterior and middle setae broken, but thick acicular spine observed in neuropodia of setiger 10. Three peristomial rings observed; dorsal crest present, but not as well developed as on
|
||
<typeStatus id="525E7ECF710E23766419FDA0FE66FDF0" box="[339,441,547,573]" pageId="21" pageNumber="22" type="holotype">holotype</typeStatus>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8D5AC06D710E2376658DFDC4FB42FD00" blockId="21.[151,1437,151,1077]" pageId="21" pageNumber="22">
|
||
<emphasis id="BF911C7F710E2376658DFDC4FE11FDAD" bold="true" box="[199,462,582,609]" pageId="21" pageNumber="22">Methyl green staining</emphasis>
|
||
. Methyl green imparts a distinctive pattern to the pre-setiger region and anterior parapodia (
|
||
<figureCitation id="15DEDCE8710E237665AFFDE8FE84FD48" box="[229,347,619,645]" captionStart="FIGURE 9" captionStartId="20.[151,250,1753,1777]" captionTargetBox="[151,1436,181,1730]" captionTargetId="figure-31@20.[151,1436,181,1730]" captionTargetPageId="20" captionText="FIGURE 9. Chaetocirratulus hessleri n. sp. Holotype (USNM 1660936): A, anterior end, left lateral view; B, posterior end, dorsal view; C, anterior end, right dorsolateral view; D, anterior, ventral view; E, anterior end, dorsolateral view; F, anterior end, left lateral view. A–D stained with Shirlastain A; E–F stained with MG. Arrows in A, C, and D denote pigment." figureDoi="http://doi.org/10.5281/zenodo.6341024" httpUri="https://zenodo.org/record/6341024/files/figure.png" pageId="21" pageNumber="22">Fig. 9E–F</figureCitation>
|
||
). The entire prostomium and peristomium retain stain except for mid-dorsal and posterior-lateral clear areas. The anterior parapodia concentrate stain, which extends ventrally as a band onto the venter. The branchiae typically have numerous stained spots along their length; dorsal tentacles do not stain.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C5FF93E6710E2376658DFD54FED2FC68" pageId="21" pageNumber="22" type="discussion">
|
||
<paragraph id="8D5AC06D710E2376658DFD54FED2FC68" blockId="21.[151,1437,151,1077]" pageId="21" pageNumber="22">
|
||
<emphasis id="BF911C7F710E2376658DFD54FEEBFD3C" bold="true" box="[199,308,727,753]" pageId="21" pageNumber="22">Remarks</emphasis>
|
||
. Of the four species of
|
||
<taxonomicName id="4AE5BBEE710E23766773FD54FD27FD3C" authorityName="Blake" authorityYear="2018" box="[569,760,727,753]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="21" pageNumber="22" phylum="Annelida" rank="genus">
|
||
<emphasis id="BF911C7F710E23766773FD54FD27FD3C" box="[569,760,727,753]" italics="true" pageId="21" pageNumber="22">Chaetocirratulus</emphasis>
|
||
</taxonomicName>
|
||
encountered in this study, three, including
|
||
<taxonomicName id="4AE5BBEE710E23766193FD54FA8FFD3C" authority="Blake, 2022" authorityName="Blake" authorityYear="2022" box="[1241,1360,727,753]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="21" pageNumber="22" phylum="Annelida" rank="species" species="hessleri" status="sp. nov.">
|
||
<emphasis id="BF911C7F710E23766193FD54FB33FD3C" box="[1241,1260,727,753]" italics="true" pageId="21" pageNumber="22">C</emphasis>
|
||
.
|
||
<emphasis id="BF911C7F710E237661B3FD54FA8FFD3C" box="[1273,1360,727,753]" italics="true" pageId="21" pageNumber="22">hessleri</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A4A2A104710E2376601DFD54FA4BFD3C" box="[1367,1428,727,753]" pageId="21" pageNumber="22" rank="species">
|
||
<emphasis id="BF911C7F710E2376601DFD54FA51FD3C" bold="true" box="[1367,1422,727,753]" pageId="21" pageNumber="22">n. sp</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
, have three peristomial rings. However,
|
||
<taxonomicName id="4AE5BBEE710E23766718FD78FD15FCD8" authority="Blake, 2022" authorityName="Blake" authorityYear="2022" box="[594,714,763,789]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="21" pageNumber="22" phylum="Annelida" rank="species" species="hessleri" status="sp. nov.">
|
||
<emphasis id="BF911C7F710E23766718FD78FD15FCD8" box="[594,714,763,789]" italics="true" pageId="21" pageNumber="22">C. hessleri</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A4A2A104710E23766798FD78FCCEFCD8" box="[722,785,763,789]" pageId="21" pageNumber="22" rank="species">
|
||
<emphasis id="BF911C7F710E23766798FD78FCD5FCD8" bold="true" box="[722,778,763,789]" pageId="21" pageNumber="22">n. sp</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
is the only one to have a dorsal crest on the peristomium. In addition,
|
||
<taxonomicName id="4AE5BBEE710E2376646BFC9CFE45FCF4" authority="Blake, 2022" authorityName="Blake" authorityYear="2022" box="[289,410,799,825]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="21" pageNumber="22" phylum="Annelida" rank="species" species="hessleri" status="sp. nov.">
|
||
<emphasis id="BF911C7F710E2376646BFC9CFE45FCF4" box="[289,410,799,825]" italics="true" pageId="21" pageNumber="22">C. hessleri</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A4A2A104710E237664E8FC9CFE3EFCF4" box="[418,481,799,825]" pageId="21" pageNumber="22" rank="species">
|
||
<emphasis id="BF911C7F710E237664E8FC9CFE05FCF4" bold="true" box="[418,474,799,825]" pageId="21" pageNumber="22">n. sp</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
is the only one with conspicuous dark pigment on the ventral surface of the peristomium and first two setigers where it continues up and onto the lateral sides; the same pigment is also found on the posterior border of setigers 1–5. A comparison of all four species of
|
||
<taxonomicName id="4AE5BBEE710E237666DCFCE4FB8AFC4C" authorityName="Blake" authorityYear="2018" box="[918,1109,871,897]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="21" pageNumber="22" phylum="Annelida" rank="genus">
|
||
<emphasis id="BF911C7F710E237666DCFCE4FB8AFC4C" box="[918,1109,871,897]" italics="true" pageId="21" pageNumber="22">Chaetocirratulus</emphasis>
|
||
</taxonomicName>
|
||
treated in this study is found in
|
||
<tableCitation id="C067F5D6710E237665F9FC08FED6FC68" box="[179,265,907,933]" captionStart="TABLE 2" captionStartId="28.[151,239,614,640]" captionTargetPageId="28" captionText="TABLE 2. Morphological Characteristics of Four Species of Chaetocirratulus from the U.S. Atlantic Continental Slope." httpUri="http://table.plazi.org/id/D99A90E57107237F65DDFDE5FA42FD4D" pageId="21" pageNumber="22" tableUuid="D99A90E57107237F65DDFDE5FA42FD4D">Table 2</tableCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C5FF93E6710E2376658DFC2CFCCAFBDC" pageId="21" pageNumber="22" type="etymology">
|
||
<paragraph id="8D5AC06D710E2376658DFC2CFCCAFBDC" blockId="21.[151,1437,151,1077]" pageId="21" pageNumber="22">
|
||
<emphasis id="BF911C7F710E2376658DFC2CFE97FC04" bold="true" box="[199,328,943,969]" pageId="21" pageNumber="22">Etymology</emphasis>
|
||
. This species is named for the late Dr. Robert E. Hessler, prominent deep-sea ecologist whose pioneering studies with Dr. Howard Sanders on the North Atlantic deep-sea benthos introduced the world to the undiscovered richness and diversity of deep-sea benthos.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C5FF93E6710E2376658DFB99FA42FBF8" box="[199,1437,1050,1077]" pageId="21" pageNumber="22" type="distribution">
|
||
<paragraph id="8D5AC06D710E2376658DFB99FA42FBF8" blockId="21.[151,1437,151,1077]" box="[199,1437,1050,1077]" pageId="21" pageNumber="22">
|
||
<emphasis id="BF911C7F710E2376658DFB99FE86FBF9" bold="true" box="[199,345,1050,1076]" pageId="21" pageNumber="22">Distribution</emphasis>
|
||
.
|
||
<collectingCountry id="F5F280FD710E2376642CFB98FE47FBF8" box="[358,408,1051,1077]" name="United States of America" pageId="21" pageNumber="22">U.S.</collectingCountry>
|
||
Atlantic continental slope, off
|
||
<collectingRegion id="4F210E8F710E237667A1FB98FCB3FBF8" box="[747,876,1051,1077]" country="United States of America" name="New Jersey" pageId="21" pageNumber="22">New Jersey</collectingRegion>
|
||
and
|
||
<collectingRegion id="4F210E8F710E237666D5FB98FBD2FBF8" box="[927,1037,1051,1077]" country="United States of America" name="Delaware" pageId="21" pageNumber="22">Delaware</collectingRegion>
|
||
,
|
||
<quantity id="4A1D6D88710E2376615DFB99FBB1FBF8" box="[1047,1134,1050,1077]" metricMagnitude="3" metricUnit="m" metricValue="2.056" pageId="21" pageNumber="22" unit="m" value="2056.0">2056 m</quantity>
|
||
; off New
|
||
<collectingCountry id="F5F280FD710E23766192FB98FAE7FBF8" box="[1240,1336,1051,1077]" name="United Kingdom" pageId="21" pageNumber="22">England</collectingCountry>
|
||
,
|
||
<quantity id="4A1D6D88710E23766008FB98FA47FBF8" box="[1346,1432,1051,1077]" metricMagnitude="3" metricUnit="m" metricValue="1.337" pageId="21" pageNumber="22" unit="m" value="1337.0">1337 m</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |