136 lines
16 KiB
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136 lines
16 KiB
XML
<document id="E145E1DD46BC5274F75A6FAA8A6F24F9" 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="054C717B7132234A65DDFD55FD49FAFD" 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="Chaetozone gracilis" docType="treatment" docVersion="5" lastPageNumber="42" 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="42" updateTime="1699317617551" updateUser="ExternalLinkService">
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<mods:title id="78E26F2A5F6ECF03F157CCFC8148BBE4">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="594A10BA9858724A0E14203C780B8955">Blake, James A.</mods:namePart>
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<mods:nameIdentifier id="68EEE1E3D2BEAE0C36ECC36492E7FE9F" type="email">jablake9@gmail.com</mods:nameIdentifier>
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<mods:title id="F989EDC69FDA93C3BB554935B819B0F0">Zootaxa</mods:title>
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<mods:part id="E6C7857EF7746016FAC8D37C182D5A57">
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<mods:date id="01FCFB1A100F725F03E02BEE38207CD5">2022</mods:date>
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<mods:number id="F0C35EADE5FCD1AEC13F74BE44AE810D">2022-03-09</mods:number>
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<mods:number id="C37E009D0876A17BCE5F511D3FC9E89F">5113</mods:number>
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<mods:classification id="5D3BC0FB1D39ACC420118B1366B3DE62">journal article</mods:classification>
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<mods:identifier id="D5C043DB06355AA091526F59E4330F9F" type="DOI">10.11646/zootaxa.5113.1.1</mods:identifier>
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<treatment id="054C717B7132234A65DDFD55FD49FAFD" ID-DOI="http://doi.org/10.5281/zenodo.6958022" ID-GBIF-Taxon="198574480" ID-Zenodo-Dep="6958022" LSID="urn:lsid:zoobank.org:act:E42B29D7-CA25-472D-9486-0A240F06E7C3" httpUri="http://treatment.plazi.org/id/054C717B7132234A65DDFD55FD49FAFD" lastPageNumber="42" pageId="41" pageNumber="42">
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<subSubSection id="C5FF93E67132234A65DDFD55FDCFFD3D" box="[151,528,726,753]" pageId="41" pageNumber="42" type="nomenclature">
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<paragraph id="8D5AC06D7132234A65DDFD55FDCFFD3D" blockId="41.[151,528,726,753]" box="[151,528,726,753]" pageId="41" pageNumber="42">
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<emphasis id="BF911C7F7132234A65DDFD55FDCFFD3D" bold="true" box="[151,528,726,753]" pageId="41" pageNumber="42">
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The
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<taxonomicName id="4AE5BBEE7132234A6585FD55FE60FD3C" ID-CoL="5XQKN" baseAuthorityName="Moore" baseAuthorityYear="1923" box="[207,447,726,753]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="species" species="gracilis">
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<emphasis id="BF911C7F7132234A6585FD55FE60FD3C" bold="true" box="[207,447,726,753]" italics="true" pageId="41" pageNumber="42">Chaetozone gracilis</emphasis>
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</taxonomicName>
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group
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</emphasis>
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</paragraph>
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</subSubSection>
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<subSubSection id="C5FF93E67132234A65DDFC9DFD49FAFD" pageId="41" pageNumber="42" type="discussion">
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<paragraph id="8D5AC06D7132234A65DDFC9DFD73FB6C" blockId="41.[151,1437,798,1329]" pageId="41" pageNumber="42">
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<emphasis id="BF911C7F7132234A65DDFC9DFEDBFCF5" bold="true" box="[151,260,798,824]" pageId="41" pageNumber="42">Remarks</emphasis>
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.
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<taxonomicName id="4AE5BBEE7132234A6459FC9DFD7DFCF5" authority="(Moore, 1923)" baseAuthorityName="Moore" baseAuthorityYear="1923" box="[275,674,798,824]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="species" species="gracilis">
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<emphasis id="BF911C7F7132234A6459FC9DFE29FCF5" box="[275,502,798,824]" italics="true" pageId="41" pageNumber="42">Chaetozone gracilis</emphasis>
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(
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<bibRefCitation id="E974BD9C7132234A674CFC9DFD45FCF5" author="Moore, J. P." box="[518,666,798,824]" pageId="41" pageNumber="42" pagination="179 - 250" refId="ref61965" refString="Moore, J. P. (1923) Polychaetous annelids dredged by the U. S. S. Albatross off the coast of Southern California in 1904, Spionidae to Sabellariidae. Proceedings of the Philadelphia Academy of Natural Sciences, 74, 179 - 250, pls. 17 - 18." type="journal article" year="1923">Moore, 1923</bibRefCitation>
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)
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</taxonomicName>
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from deep-water off southern California was redescribed by
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<bibRefCitation id="E974BD9C7132234A6011FC9DFF3DFC90" author="Blake, J. A." pageId="41" pageNumber="42" pagination="263 - 384" refId="ref57217" refString="Blake, J. A. (1996) Chapter 8. Family Cirratulidae. In: Blake, J. A., Hilbig, B. & Scott, P. H. (Eds.), 1996. Taxonomic Atlas of the Santa Maria Basin and Western Santa Barbara Channel. Vol. 6. Annelida Part 3. Polychaeta: Orbiniidae to Cossuridae. Santa Barbara Museum of Natural History, Santa Barbara, California, pp. 263 - 384." type="book chapter" year="1996">Blake (1996)</bibRefCitation>
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and represents an atypical species of
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<taxonomicName id="4AE5BBEE7132234A67C1FCC1FCD0FC91" authorityName="Malmgren" authorityYear="1867" box="[651,783,834,860]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="genus">
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<emphasis id="BF911C7F7132234A67C1FCC1FCD0FC91" box="[651,783,834,860]" italics="true" pageId="41" pageNumber="42">Chaetozone</emphasis>
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</taxonomicName>
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in that the acicular spines in the noto- and neuropodia are reduced in number and not formed into the distinctive cinctures or the posterior armature typical of most species in the genus. Other atypical species of
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<taxonomicName id="4AE5BBEE7132234A6704FC09FD0DFC69" authorityName="Malmgren" authorityYear="1867" box="[590,722,906,932]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="genus">
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<emphasis id="BF911C7F7132234A6704FC09FD0DFC69" box="[590,722,906,932]" italics="true" pageId="41" pageNumber="42">Chaetozone</emphasis>
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</taxonomicName>
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having reduced numbers of acicular spines not forming prominent posterior cinctures are
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<taxonomicName id="4AE5BBEE7132234A6487FC2DFB69FC05" authority="(Hartmann-Schroder & Rosenfeldt, 1989)" baseAuthorityName="Hartmann-Schroder & Rosenfeldt" baseAuthorityYear="1989" box="[461,1206,942,968]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="species" species="homosetosa">
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<emphasis id="BF911C7F7132234A6487FC2DFD03FC05" box="[461,732,942,968]" italics="true" pageId="41" pageNumber="42">Chaetozone homosetosa</emphasis>
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(
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<bibRefCitation id="E974BD9C7132234A67A0FC2DFB71FC05" author="Hartmann-Schroder, G. & Rosenfeldt, P." box="[746,1198,942,968]" pageId="41" pageNumber="42" pagination="65 - 106" refId="ref59880" refString="Hartmann-Schroder, G. & Rosenfeldt, P. (1989) Die Polychaeten der " Polarstern " - Reise ANT III / 2 in die Antarktis 1984. Teil 2: Cirratulidae bis Serpulidae. Mitteilungen aus dem Hamburgischen Zoologischen Museum und Institut, 86, 65 - 106." type="journal article" year="1989">Hartmann-Schroder & Rosenfeldt, 1989</bibRefCitation>
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)
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</taxonomicName>
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from
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<collectingCountry id="F5F280FD7132234A61B2FC2DFAB2FC05" box="[1272,1389,942,968]" name="Antarctica" pageId="41" pageNumber="42">Antarctica</collectingCountry>
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and
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<taxonomicName id="4AE5BBEE7132234A65DDFC51FDCDFC21" authority="Blake, 1918" authorityName="Blake" authorityYear="1918" box="[151,530,978,1004]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="species" species="castanea">
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<emphasis id="BF911C7F7132234A65DDFC51FE59FC21" box="[151,390,978,1004]" italics="true" pageId="41" pageNumber="42">Chaetozone castanea</emphasis>
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Blake, 1918
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</taxonomicName>
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from off
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<collectingCountry id="F5F280FD7132234A6736FC50FD6CFC20" box="[636,691,979,1005]" name="Peru" pageId="41" pageNumber="42">Peru</collectingCountry>
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. These species are not included among species of
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<taxonomicName id="4AE5BBEE7132234A6197FC51FA43FC21" authorityName="Blake" authorityYear="2018" box="[1245,1436,978,1004]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="genus">
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<emphasis id="BF911C7F7132234A6197FC51FA43FC21" box="[1245,1436,978,1004]" italics="true" pageId="41" pageNumber="42">Chaetocirratulus</emphasis>
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</taxonomicName>
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because their bodies are elongate and only expanded in the anterior segments rather than having thickened fusiform or sausage-shaped bodies. In addition, the prostomium is long, narrow and pointed rather than broad, rounded, or wedge-shaped as in species of
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<taxonomicName id="4AE5BBEE7132234A64B6FBBDFD64FB95" authorityName="Blake" authorityYear="2018" box="[508,699,1086,1112]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="genus">
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<emphasis id="BF911C7F7132234A64B6FBBDFD64FB95" box="[508,699,1086,1112]" italics="true" pageId="41" pageNumber="42">Chaetocirratulus</emphasis>
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</taxonomicName>
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.
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<bibRefCitation id="E974BD9C7132234A6786FBBDFC41FB95" author="Blake, J. A." box="[716,926,1086,1112]" pageId="41" pageNumber="42" pagination="1 - 130" refId="ref57500" refString="Blake, J. A. (2018) Bitentaculate Cirratulidae (Annelida, Polychaeta) collected chiefly during cruises of the R / V Anton Bruun, USNS Eltanin, R / V Hero, RVIB Nathaniel B. Palmer, and R / V Polarstern from the Southern Ocean, Antarctica, and off Western South America. Zootaxa, 4537, 1 - 130. https: // doi. org / 10.11646 / zootaxa. 4537.1.1" type="journal article" year="2018">Blake (2018: 121)</bibRefCitation>
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prematurely referred
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<taxonomicName id="4AE5BBEE7132234A61D0FBBDFAA2FB95" baseAuthorityName="Moore" baseAuthorityYear="1923" box="[1178,1405,1086,1112]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="species" species="gracilis">
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<emphasis id="BF911C7F7132234A61D0FBBDFAA2FB95" box="[1178,1405,1086,1112]" italics="true" pageId="41" pageNumber="42">Chaetozone gracilis</emphasis>
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</taxonomicName>
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to
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<taxonomicName id="4AE5BBEE7132234A65DDFBE1FE89FBB1" authorityName="Blake" authorityYear="2018" box="[151,342,1122,1148]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="genus">
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<emphasis id="BF911C7F7132234A65DDFBE1FE89FBB1" box="[151,342,1122,1148]" italics="true" pageId="41" pageNumber="42">Chaetocirratulus</emphasis>
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</taxonomicName>
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. However, it is evident this species does not have the prostomium and body shape typical of
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<taxonomicName id="4AE5BBEE7132234A6012FBE1FEC4FB6D" authorityName="Blake" authorityYear="2018" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="genus">
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<emphasis id="BF911C7F7132234A6012FBE1FEC4FB6D" italics="true" pageId="41" pageNumber="42">Chaetocirratulus</emphasis>
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</taxonomicName>
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and is here retained in
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<taxonomicName id="4AE5BBEE7132234A676BFB05FD7AFB6D" authorityName="Malmgren" authorityYear="1867" box="[545,677,1158,1184]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="genus">
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<emphasis id="BF911C7F7132234A676BFB05FD7AFB6D" box="[545,677,1158,1184]" italics="true" pageId="41" pageNumber="42">Chaetozone</emphasis>
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</taxonomicName>
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.
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</paragraph>
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<paragraph id="8D5AC06D7132234A658DFB28FD49FAFD" blockId="41.[151,1437,798,1329]" pageId="41" pageNumber="42">
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In the present study, four new species having a reduced number of acicular spines not forming cinctures in posterior parapodia were discovered off the
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<collectingCountry id="F5F280FD7132234A67C6FB4DFD61FB25" box="[652,702,1230,1256]" name="United States of America" pageId="41" pageNumber="42">U.S.</collectingCountry>
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Atlantic coast and are referred to
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<taxonomicName id="4AE5BBEE7132234A6108FB4DFB19FB25" authorityName="Malmgren" authorityYear="1867" box="[1090,1222,1230,1256]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="41" pageNumber="42" phylum="Annelida" rank="genus">
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<emphasis id="BF911C7F7132234A6108FB4DFB19FB25" box="[1090,1222,1230,1256]" italics="true" pageId="41" pageNumber="42">Chaetozone</emphasis>
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</taxonomicName>
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. One is from shallow subtidal sediments in Boston Harbor whereas three others were discovered in deep water on the
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<collectingCountry id="F5F280FD7132234A6040FB71FAE3FAC1" box="[1290,1340,1266,1292]" name="United States of America" pageId="41" pageNumber="42">U.S.</collectingCountry>
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Atlantic continental slope. All four are described here.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |