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<document id="B3C794A40D08BEBF770EB017B627E76B" ID-CLB-Dataset="22563" ID-DOI="10.11646/zootaxa.4537.1.1" ID-GBIF-Dataset="897dc544-e3e9-46db-b36e-4aa995caabc4" ID-ISSN="1175-5326" ID-Zenodo-Dep="3771214" ID-ZooBank="169CBE5C-3A6E-438B-8A81-0491CBFBAC85" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1588019833456" checkinUser="plazi" docAuthor="Blake, James A." docDate="2018" docId="03A2CB16FFC8A274FF36FE2AFD4CFE0B" docLanguage="en" docName="zootaxa.4537.1.1.pdf" docOrigin="Zootaxa 4537 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Chaetocirratulus epitocus Blake 2018, new combination" docType="treatment" docVersion="8" lastPageNumber="63" masterDocId="FF9BB36EFFF5A24AFFA1FFBEFF85FFC4" masterDocTitle="Bitentaculate Cirratulidae (Annelida, Polychaeta) collected chiefly during cruises of the R / V Anton Bruun, USNS Eltanin, USCG Glacier, R / V Hero, RVIB Nathaniel B. Palmer, and R / V Polarstern from the Southern Ocean, Antarctica, and off Western South America" masterLastPageNumber="130" masterPageNumber="1" pageNumber="62" updateTime="1698837503771" updateUser="ExternalLinkService">
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<mods:title id="41C4358C388513A427ECED47F8AFE59D">Bitentaculate Cirratulidae (Annelida, Polychaeta) collected chiefly during cruises of the R / V Anton Bruun, USNS Eltanin, USCG Glacier, R / V Hero, RVIB Nathaniel B. Palmer, and R / V Polarstern from the Southern Ocean, Antarctica, and off Western South America</mods:title>
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<mods:namePart id="9B739FEA9E9092D669D7BBA59F5D2B0C">Blake, James A.</mods:namePart>
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<mods:date id="ECDF47E7C01EFD8819973794A4C6BC10">2018</mods:date>
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<mods:number id="3A7F0586A0822578A01D34F4433848A7">4537</mods:number>
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<mods:identifier id="9573C23A31B4DB85136B052E98E0D635" type="DOI">10.11646/zootaxa.4537.1.1</mods:identifier>
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<treatment id="03A2CB16FFC8A274FF36FE2AFD4CFE0B" ID-DOI="http://doi.org/10.5281/zenodo.3798580" ID-GBIF-Taxon="163813277" ID-Zenodo-Dep="3798580" LSID="urn:lsid:plazi:treatment:03A2CB16FFC8A274FF36FE2AFD4CFE0B" httpUri="http://treatment.plazi.org/id/03A2CB16FFC8A274FF36FE2AFD4CFE0B" lastPageId="62" lastPageNumber="63" pageId="61" pageNumber="62">
<subSubSection id="C311298BFFC8A277FF36FE2AFCEBFE6A" box="[151,878,404,430]" pageId="61" pageNumber="62" type="nomenclature">
<paragraph id="8BB47A00FFC8A277FF36FE2AFCEBFE6A" blockId="61.[151,878,404,463]" box="[151,878,404,430]" pageId="61" pageNumber="62">
<heading id="D0FCCD6CFFC8A277FF36FE2AFCEBFE6A" bold="true" box="[151,878,404,430]" fontSize="11" level="1" pageId="61" pageNumber="62" reason="1">
<emphasis id="B97FA612FFC8A277FF36FE2AFCEBFE6A" bold="true" box="[151,878,404,430]" pageId="61" pageNumber="62">
<taxonomicName id="4C0B0183FFC8A277FF36FE2AFD0CFE6A" ID-CoL="TBDK" authority="(Monro, 1930)" authorityName="Blake" authorityYear="2018" baseAuthorityName="Monro" baseAuthorityYear="1930" box="[151,649,404,430]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="species" species="epitocus" status="comb. nov.">
<emphasis id="B97FA612FFC8A277FF36FE2AFE4BFE6A" bold="true" box="[151,462,404,430]" italics="true" pageId="61" pageNumber="62">Chaetocirratulus epitocus</emphasis>
(
<bibRefCitation id="EF9A07F1FFC8A277FE7FFE2AFD04FE6A" author="Monro, C. A." box="[478,641,404,430]" pageId="61" pageNumber="62" pagination="1 - 222" refId="ref86249" refString="Monro, C. A. (1930) Polychaete worms. Discovery Reports, 2, 1 - 222, 91 figs." type="book chapter" year="1930">Monro, 1930</bibRefCitation>
)
</taxonomicName>
,
<taxonomicNameLabel id="A24C1B69FFC8A277FD36FE2AFCEBFE6A" box="[663,878,404,430]" pageId="61" pageNumber="62" rank="species">new combination</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C311298BFFC8A277FF36FE08FEBDFE0B" box="[151,312,438,463]" pageId="61" pageNumber="62" type="description">
<paragraph id="8BB47A00FFC8A277FF36FE08FEBDFE0B" blockId="61.[151,878,404,463]" box="[151,312,438,463]" pageId="61" pageNumber="62">
<figureCitation id="13306685FFC8A277FF36FE08FEBDFE0B" box="[151,312,438,463]" captionStart-0="FIGURE 31" captionStart-1="FIGURE 32" captionStartId-0="62.[151,250,1944,1966]" captionStartId-1="63.[151,250,1284,1306]" captionTargetBox-0="[164,1426,499,1881]" captionTargetBox-1="[157,1431,193,1255]" captionTargetId-0="figure@62.[151,1435,483,1920]" captionTargetId-1="figure@63.[150,1436,193,1262]" captionTargetPageId-0="62" captionTargetPageId-1="63" captionText-0="FIGURE 31. Chaetocirratulus epitocus (Monro, 1930). Lectotype (BMNH 1930.10.8.2116): A, anterior end, dorsal view; B, posterior end, dorsal view; C, neuropodial capillaries and acicular spine from far posterior setiger." captionText-1="FIGURE 32. Chaetocirratulus epitocus (Monro, 1930). Photomicrographs of lectotype (BMNH 1930.10.8.2116): A, dorsal view of nearly entire worm, far posterior segments not included; B, anterior end, dorsal view; C, anterior end, ventral view; D, posterior end, dorsal view. A–D, stained with Shirlastain A." figureDoi-0="http://doi.org/10.5281/zenodo.3771280" figureDoi-1="http://doi.org/10.5281/zenodo.3771282" httpUri-0="https://zenodo.org/record/3771280/files/figure.png" httpUri-1="https://zenodo.org/record/3771282/files/figure.png" pageId="61" pageNumber="62">Figures 31–32</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="C311298BFFC8A277FF36FE40FB24FD6A" pageId="61" pageNumber="62" type="reference_group">
<paragraph id="8BB47A00FFC8A277FF36FE40FB1FFDD0" blockId="61.[151,1436,510,686]" box="[151,1178,510,533]" pageId="61" pageNumber="62">
<treatmentCitationGroup id="AB1B5D2EFFC8A277FF36FE40FB1FFDD0" box="[151,1178,510,533]" pageId="61" pageNumber="62">
<treatmentCitation id="0AAA5C11FFC8A277FF36FE40FDA7FDD0" author="Monro, C. A." box="[151,546,510,533]" page="158" pageId="61" pageNumber="62" year="1930">
<taxonomicName id="4C0B0183FFC8A277FF36FE40FDA7FDD0" ID-CoL="564LX" authority="Monro, 1930: 157 - 158" authorityName="Monro" authorityPageNumber="157 - 158" authorityYear="1930" box="[151,546,510,533]" class="Polychaeta" family="Cirratulidae" genus="Tharyx" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="species" species="epitoca">
<emphasis id="B97FA612FFC8A277FF36FE40FEB5FDD1" box="[151,304,510,533]" italics="true" pageId="61" pageNumber="62">Tharyx epitoca</emphasis>
<bibRefCitation id="EF9A07F1FFC8A277FE97FE41FDA7FDD0" author="Monro, C. A." box="[310,546,510,532]" pageId="61" pageNumber="62" pagination="1 - 222" refId="ref86249" refString="Monro, C. A. (1930) Polychaete worms. Discovery Reports, 2, 1 - 222, 91 figs." type="book chapter" year="1930">Monro, 1930: 157–158</bibRefCitation>
</taxonomicName>
</treatmentCitation>
, fig. 62;
<treatmentCitation id="0AAA5C11FFC8A277FDDDFE41FCD8FDD0" author="Hartman, O." box="[636,861,510,532]" page="47" pageId="61" pageNumber="62" year="1953">
<bibRefCitation id="EF9A07F1FFC8A277FDDDFE41FCD8FDD0" author="Hartman, O." box="[636,861,510,532]" pageId="61" pageNumber="62" pagination="1 - 83" refId="ref84746" refString="Hartman, O. (1953) Non-pelagic Polychaeta of the Swedish Antarctic Expedition 1901 - 1903. Zoological Results Swedish Antarctic Expedition 1901 - 1903, 4 (11), 1 - 83, 21 figs, 1 chart." type="book chapter" year="1953">Hartman 1953: 47–48</bibRefCitation>
</treatmentCitation>
;
<treatmentCitation id="0AAA5C11FFC8A277FCC6FE40FC6CFDD0" author="Hartman, O." box="[871,1001,510,532]" page="31" pageId="61" pageNumber="62" year="1966">
<bibRefCitation id="EF9A07F1FFC8A277FCC6FE40FC6CFDD0" author="Hartman, O." box="[871,1001,510,532]" pageId="61" pageNumber="62" pagination="1 - 158" refId="ref84944" refString="Hartman, O. (1966) Polychaeta Myzostomidae and Sedentaria of Antarctica. In: Antarctic Research Series. Vol. 7. American Geophysical Union, Washington, D. C., pp. 1 - 158, 46 pls., 5 charts. https: // doi. org / 10.1029 / AR 007" type="book chapter" year="1966">1966: 31–32</bibRefCitation>
</treatmentCitation>
, Plate VIII, fig 4.
</treatmentCitationGroup>
</paragraph>
<paragraph id="8BB47A00FFC8A277FF36FDA3FE35FDB4" blockId="61.[151,1436,510,686]" pageId="61" pageNumber="62">
<emphasis id="B97FA612FFC8A277FF36FDA3FF3BFDF7" bold="true" box="[151,190,541,563]" pageId="61" pageNumber="62">Not</emphasis>
:
<taxonomicName id="4C0B0183FFC8A277FF6FFDA3FDB8FDF7" ID-CoL="564LX" authority=": Lowry 1975: 9 - 10" authorityName="Lowry" authorityPageNumber="9 - 10" authorityYear="1975" box="[206,573,541,563]" class="Polychaeta" family="Cirratulidae" genus="Tharyx" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="species" species="epitoca">
<emphasis id="B97FA612FFC8A277FF6FFDA3FEEFFDF7" box="[206,362,541,563]" italics="true" pageId="61" pageNumber="62">Tharyx epitoca</emphasis>
:
<bibRefCitation id="EF9A07F1FFC8A277FED8FDA0FDB8FDF7" author="Lowry, J. K." box="[377,573,541,563]" pageId="61" pageNumber="62" pagination="1 - 19" refId="ref86008" refString="Lowry, J. K. (1975) Soft bottom macrobenthic community of Arthur Harbor, Antarctica. In: Pawson, D. L., Biology of Antarctic Seas V. Antarctic Research Series. 23 (1). American Geophysical Union, Washington, D. C., pp. 1 - 19." type="book chapter" year="1975">Lowry 1975: 9–10</bibRefCitation>
</taxonomicName>
, 12;
<bibRefCitation id="EF9A07F1FFC8A277FDD5FDA3FC2BFDF7" author="Richardson, M. D. &amp; Hedgpeth, J. W." box="[628,942,541,563]" pageId="61" pageNumber="62" pagination="181 - 196" refId="ref87245" refString="Richardson, M. D. &amp; Hedgpeth, J. W. (1977) Antarctic soft-bottom, macrobenthic community adaptations to a cold, stable, highly productive, glacially affected environment. In: Llano, G. A (Ed.), Adaptations within Antarctic ecosystems: Proceedings of the Third SCAR Symposium on Antarctic Biology, Smithsonian Institution, Washington, D. C., pp. 181 - 196, 2 figs., 3 tables." type="book chapter" year="1977">Richardson &amp; Hedgpeth 1977</bibRefCitation>
:
<tableCitation id="C6894FBBFFC8A277FC1BFDA3FB8FFDF7" box="[954,1034,541,563]" captionStart="TABLE 2" captionStartId="119.[147,216,540,558]" captionText="TABLE 2. Taxonomic Characters of Nine Species of Caulleriella from the Pacific coast of South America and the Southern Ocean (Antarctica)" pageId="61" pageNumber="62">Table 2</tableCitation>
; Cantone &amp; Sanfilippo 1992:
<tableCitation id="C6894FBBFFC8A277FAE6FDA3FA10FDF7" box="[1351,1429,541,563]" captionStart="TABLE 1" captionStartId="117.[147,221,586,606]" captionText="TABLE 1. Morphological characters of 17 species of Aphelochaeta from the Pacific coast of Central and South America, Patagonia, and Antarctica1." pageId="61" pageNumber="62">Table 1</tableCitation>
;
<bibRefCitation id="EF9A07F1FFC8A277FF66FD82FDC1FD96" author="Sicinski, J. &amp; Janowska, E." box="[199,580,572,594]" pageId="61" pageNumber="62" pagination="161 - 167" refId="ref87716" refString="Sicinski, J. &amp; Janowska, E. (1993) Polychaetes of the shallow sublittoral of Admiralty Bay, King George Island, South Shetland Islands. Antarctic Science, 5 (2), 161 - 167. https: // doi. org / 10.1017 / S 0954102093000227" type="journal article" year="1993">Siciński &amp; Janowska 1993: 161–166</bibRefCitation>
;
<bibRefCitation id="EF9A07F1FFC8A277FDEEFD82FC8CFD96" author="Cantone, G." box="[591,777,572,594]" pageId="61" pageNumber="62" pagination="35 - 47" refId="ref82815" refString="Cantone, G. (1994) Polychaeta &quot; Sedentaria &quot; of Terra Nova Bay (Ross Sea, Antarctica): Orbiniidae to Oweniidae (Annelida). Animalia, 21, 35 - 47." type="journal article" year="1994">Cantone 1994: 40</bibRefCitation>
;
<bibRefCitation id="EF9A07F1FFC8A277FCB4FD82FC51FD96" author="Gambi, M. C. &amp; Guizzardi, M." box="[789,980,572,594]" pageId="61" pageNumber="62" pagination="199 - 201" refId="ref84628" refString="Gambi, M. C., Castelli. A. &amp; Guizzardi, M. (1997) Polychaete populations of the shallow soft bottoms off Terra Nova Bay (Ross Sea, Antarctica): distribution, diversity and biomass. Polar Biology, 17, 199 - 201. https: // doi. org / 10.1007 / s 003000050123" type="journal article" year="1997">
Gambi
<emphasis id="B97FA612FFC8A277FCC3FD83FC12FD96" box="[866,919,572,594]" italics="true" pageId="61" pageNumber="62">et al.</emphasis>
1997
</bibRefCitation>
:
<tableCitation id="C6894FBBFFC8A277FC7EFD82FBA9FD96" box="[991,1068,572,594]" captionStart="TABLE 1" captionStartId="117.[147,221,586,606]" captionText="TABLE 1. Morphological characters of 17 species of Aphelochaeta from the Pacific coast of Central and South America, Patagonia, and Antarctica1." pageId="61" pageNumber="62">Table 1</tableCitation>
;
<bibRefCitation id="EF9A07F1FFC8A277FB9AFD82FAB8FD96" author="Cantone, G. &amp; Castelli, A. &amp; Gambi, M. C." box="[1083,1341,572,594]" pageId="61" pageNumber="62" pagination="551 - 561" refId="ref82852" refString="Cantone, G., Castelli, A. &amp; Gambi, M. C. (2000) Benthic polychaetes off Terra Nova Bay and Ross Sea: species composition, biogeography, and ecological role. In: Farnanda, F. M., Guglielmo, L. &amp; Ianora, A. (Eds.), Ross Sea Ecology: Italiantartide Expeditions (1987 - 1995). Springer-Verlag, Berlin, Heidelberg and New York, pp. 551 - 561. https: // doi. org / 10.1007 / 978 - 3 - 642 - 59607 - 0 _ 40" type="book chapter" year="2000">
Cantone
<emphasis id="B97FA612FFC8A277FB36FD83FB40FD96" box="[1175,1221,572,594]" italics="true" pageId="61" pageNumber="62">et al</emphasis>
. 2000: 554
</bibRefCitation>
;
<bibRefCitation id="EF9A07F1FFC8A277FAEBFD82FED3FDB4" author="Pabis, K. &amp; Sicinski, J." pageId="61" pageNumber="62" pagination="1277 - 1288" refId="ref86580" refString="Pabis, K. &amp; Sicinski, J. (2010) Polychaete fauna associated with holdfasts of the large brown alga Himantothallus grandiflius in Admiralty Bay, King George Island, Antarctica. Polar Biology, 33, 1277 - 1288. https: // doi. org / 10.1007 / s 00300 - 009 - 0692 - 4" type="journal article" year="2010">Pabis &amp; Siciński 2010</bibRefCitation>
:
<tableCitation id="C6894FBBFFC8A277FEFEFDE4FE29FDB4" box="[351,428,602,624]" captionStart="TABLE 2" captionStartId="119.[147,216,540,558]" captionText="TABLE 2. Taxonomic Characters of Nine Species of Caulleriella from the Pacific coast of South America and the Southern Ocean (Antarctica)" pageId="61" pageNumber="62">Table 2</tableCitation>
.
</paragraph>
<paragraph id="8BB47A00FFC8A277FF36FDC7FB8AFD4B" blockId="61.[151,1436,510,686]" box="[151,1039,633,655]" pageId="61" pageNumber="62">
<treatmentCitationGroup id="AB1B5D2EFFC8A277FF36FDC7FB8AFD4B" box="[151,1039,633,655]" pageId="61" pageNumber="62">
<emphasis id="B97FA612FFC8A277FF36FDC7FF3BFD4B" bold="true" box="[151,190,633,655]" pageId="61" pageNumber="62">Not</emphasis>
<taxonomicName id="4C0B0183FFC8A277FF65FDC7FD31FD4B" authority=": Cantone &amp; DiPietro 2001" authorityName="Cantone &amp; DiPietro" authorityYear="2001" box="[196,692,633,655]" class="Polychaeta" family="Cirratulidae" genus="Aphelochaeta" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="species" species="epitoca">
<emphasis id="B97FA612FFC8A277FF65FDC7FE25FD4B" box="[196,416,633,655]" italics="true" pageId="61" pageNumber="62">Aphelochaeta epitoca</emphasis>
: Cantone &amp; DiPietro 2001
</taxonomicName>
:
<tableCitation id="C6894FBBFFC8A277FD1FFDC7FC8CFD4B" box="[702,777,633,655]" captionStart="TABLE 1" captionStartId="117.[147,221,586,606]" captionText="TABLE 1. Morphological characters of 17 species of Aphelochaeta from the Pacific coast of Central and South America, Patagonia, and Antarctica1." pageId="61" pageNumber="62">Table 1</tableCitation>
;
<treatmentCitation id="0AAA5C11FFC8A277FCB7FDC4FB89FD4B" author="Parapar, J. &amp; Lopez, E. &amp; Gambi, M. C. &amp; Nunez, J. &amp; Ramos, A." box="[790,1036,633,655]" page="728" pageId="61" pageNumber="62" year="2011">
<bibRefCitation id="EF9A07F1FFC8A277FCB7FDC4FB89FD4B" author="Parapar, J. &amp; Lopez, E. &amp; Gambi, M. C. &amp; Nunez, J. &amp; Ramos, A." box="[790,1036,633,655]" pageId="61" pageNumber="62" pagination="715 - 730" refId="ref86932" refString="Parapar, J., Lopez, E., Gambi, M. C., Nunez, J. &amp; Ramos, A. (2011) Quantitative analysis of soft-bottom polychaetes of Bellingshausen Sea and Gerlache Strait (Antarctica). Polar Biology, 34, 715 - 730. https: // doi. org / 10.1007 / s 00300 - 010 - 0927 - 4" type="journal article" year="2011">
Parapar
<emphasis id="B97FA612FFC8A277FCCAFDC4FC1BFD4B" box="[875,926,633,655]" italics="true" pageId="61" pageNumber="62">et al.</emphasis>
2011: 728
</bibRefCitation>
</treatmentCitation>
.
</treatmentCitationGroup>
</paragraph>
<paragraph id="8BB47A00FFC8A277FF36FD26FB24FD6A" blockId="61.[151,1436,510,686]" box="[151,1185,664,686]" pageId="61" pageNumber="62">
<treatmentCitationGroup id="AB1B5D2EFFC8A277FF36FD26FB24FD6A" box="[151,1185,664,686]" pageId="61" pageNumber="62">
<emphasis id="B97FA612FFC8A277FF36FD26FF3BFD6A" bold="true" box="[151,190,664,686]" pageId="61" pageNumber="62">Not</emphasis>
<treatmentCitation id="0AAA5C11FFC8A277FF65FD26FDFBFD6A" author="Hilbig, B." box="[196,638,664,686]" page="540" pageId="61" pageNumber="62" year="2001">
<taxonomicName id="4C0B0183FFC8A277FF65FD26FDFBFD6A" authority=": Hilbig 2001: 540" authorityName=": Hilbig" authorityPageNumber="540" authorityYear="2001" box="[196,638,664,686]" class="Polychaeta" family="Cirratulidae" genus="Aphelochaeta" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="species" species="epitoca">
<emphasis id="B97FA612FFC8A277FF65FD26FECAFD6A" box="[196,335,664,686]" italics="true" pageId="61" pageNumber="62">Aphelochaeta</emphasis>
cf.
<emphasis id="B97FA612FFC8A277FED7FD27FE45FD6A" box="[374,448,665,686]" italics="true" pageId="61" pageNumber="62">epitoca</emphasis>
:
<bibRefCitation id="EF9A07F1FFC8A277FE6FFD26FDFBFD6A" author="Hilbig, B." box="[462,638,664,686]" pageId="61" pageNumber="62" pagination="538 - 544" refId="ref85350" refString="Hilbig, B. (2001) Deep-sea polychaetes in the Weddell Sea and Drake Passage: first quantitative results. Polar Biology, 24, 538 - 544. https: // doi. org / 10.1007 / s 003000100259" type="journal article" year="2001">Hilbig 2001: 540</bibRefCitation>
</taxonomicName>
</treatmentCitation>
;
<treatmentCitation id="0AAA5C11FFC8A277FD29FD26FC05FD6A" author="Montiel, A &amp; Gerdes, D. &amp; Hilbig, B." box="[648,896,664,686]" page="197" pageId="61" pageNumber="62" year="2005">
<bibRefCitation id="EF9A07F1FFC8A277FD29FD26FC05FD6A" author="Montiel, A &amp; Gerdes, D. &amp; Hilbig, B." box="[648,896,664,686]" pageId="61" pageNumber="62" pagination="189 - 202" refId="ref86352" refString="Montiel, A, Gerdes, D., Hilbig, B. &amp; Arntz, W. E. (2005) Polychaete assemblages on the Magellan and Weddell Sea shelves: comparative ecological evaluation. Marine Ecology Progress Series, 297, 189 - 202. https: // doi. org / 10.3354 / meps 297189" type="journal article" year="2005">
Montiel
<emphasis id="B97FA612FFC8A277FD7EFD27FC97FD6A" box="[735,786,664,686]" italics="true" pageId="61" pageNumber="62">et al.</emphasis>
2005: 197
</bibRefCitation>
</treatmentCitation>
,
<bibRefCitation id="EF9A07F1FFC8A277FC2AFD26FC47FD6A" author="Montiel, A. &amp; Quiroga, E. &amp; Gerdes, D. &amp; Ebbe, B." box="[907,962,664,686]" pageId="61" pageNumber="62" pagination="1233 - 1244" refId="ref86411" refString="Montiel, A., Quiroga, E., Gerdes, D. &amp; Ebbe, B. (2016) Polychaete diversity in the Scotia Arc benthic realm: Are polychaetes tracers for faunal exchange. Polar Biology, 39, 1233 - 1244, appendices 1 &amp; 2. https: // doi. org / 10.1007 / s 00300 - 015 - 1845 - 2" type="journal article" year="2016">2016</bibRefCitation>
: Appendix 2 (in part).
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="C311298BFFC8A277FF36FD64FDE3FC9B" pageId="61" pageNumber="62" type="materials_examined">
<paragraph id="8BB47A00FFC8A277FF36FD64FDE3FC9B" blockId="61.[151,1437,730,2015]" pageId="61" pageNumber="62">
<emphasis id="B97FA612FFC8A277FF36FD64FD09FD37" bold="true" box="[151,652,730,755]" pageId="61" pageNumber="62">Material examined. Antarctic Peninsula</emphasis>
.
<emphasis id="B97FA612FFC8A277FD03FD64FCE2FD37" bold="true" box="[674,871,730,755]" pageId="61" pageNumber="62">Bismarck Strait</emphasis>
,
<collectionCode id="ED1AE2C5FFC8A277FCDDFD65FC0AFD37" box="[892,911,731,755]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="61" pageNumber="62">R</collectionCode>
/
<collectionCode id="ED1AE2C5FFC8A277FC39FD65FC29FD37" box="[920,940,731,755]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="61" pageNumber="62" type="Museum">V</collectionCode>
<materialsCitation id="3B63705DFFC8A277FC1BFD62FF79FCFF" ID-GBIF-Occurrence="2609010303" collectingDate="1927-03-24" collectionCode="BMNH" elevation="110" latitude="-64.933" longLatPrecision="60" longitude="-65.583" pageId="61" pageNumber="62" specimenCount="1" typeStatus="lectotype">
<emphasis id="B97FA612FFC8A277FC1BFD62FBA9FD37" box="[954,1068,732,755]" italics="true" pageId="61" pageNumber="62">Discovery</emphasis>
Sta. 190, coll.
<date id="FFB55CC0FFC8A277FB55FD65FA1DFD37" box="[1268,1432,731,755]" pageId="61" pageNumber="62" value="1927-03-24">
<collectingDate id="EFF1A528FFC8A277FB55FD65FA1DFD37" box="[1268,1432,731,755]" pageId="61" pageNumber="62" value="1927-03-24">24 Mar 1927</collectingDate>
</date>
,
<geoCoordinate id="EE3F1CC7FFC8A277FF36FD40FE84FCD3" box="[151,257,766,791]" degrees="64.933" direction="south" orientation="latitude" pageId="61" pageNumber="62" precision="55" value="-64.933">64.933°S</geoCoordinate>
,
<geoCoordinate id="EE3F1CC7FFC8A277FEACFD40FE05FCD3" box="[269,384,766,791]" degrees="65.583" direction="west" orientation="longitude" pageId="61" pageNumber="62" precision="55" value="-65.583">65.583°W</geoCoordinate>
, dredged
<quantity id="4CF3D7E5FFC8A277FE4DFD40FDDAFCD2" box="[492,607,766,791]" metricMagnitude="2" metricUnit="m" metricValue="1.095" metricValueMax="1.26" metricValueMin="0.93" pageId="61" pageNumber="62" unit="m" value="109.5" valueMax="126.0" valueMin="93.0">
<elevation id="00269D33FFC8A277FE4DFD40FDDAFCD2" box="[492,607,766,791]" metricMagnitude="2" metricUnit="m" metricValue="1.095" metricValueMax="1.26" metricValueMin="0.93" pageId="61" pageNumber="62" unit="m" value="109.5" valueMax="126.0" valueMin="93.0">93–126 m</elevation>
</quantity>
, stones, mud and rocks,
<emphasis id="B97FA612FFC8A277FCD3FD40FC5BFCD3" bold="true" box="[882,990,766,791]" pageId="61" pageNumber="62">
<typeStatus id="54B0C4A2FFC8A277FCD3FD40FC5BFCD3" box="[882,990,766,791]" pageId="61" pageNumber="62" type="lectotype">lectotype</typeStatus>
</emphasis>
(
<collectionCode id="ED1AE2C5FFC8A277FC4AFD41FBC4FCD3" box="[1003,1089,767,791]" pageId="61" pageNumber="62">BMNH</collectionCode>
1930.10.8.2116).—
<emphasis id="B97FA612FFC8A277FA82FD40FF79FCFF" bold="true" pageId="61" pageNumber="62">Schollaert Channel</emphasis>
</materialsCitation>
,
<collectionCode id="ED1AE2C5FFC8A277FEB1FC9DFEA6FCFF" box="[272,291,803,827]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="61" pageNumber="62">R</collectionCode>
/
<collectionCode id="ED1AE2C5FFC8A277FE8AFC9DFEBAFCFF" box="[299,319,803,827]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="61" pageNumber="62" type="Museum">V</collectionCode>
<materialsCitation id="3B63705DFFC8A277FEECFC9AFDE7FC9B" ID-GBIF-Occurrence="2609010369" collectingDate="1927-03-12" collectionCode="BMNH" elevation="248" latitude="-64.333" longLatPrecision="60" longitude="-63.333" pageId="61" pageNumber="62" specimenCount="1" typeStatus="paralectotype">
<emphasis id="B97FA612FFC8A277FEECFC9AFE3AFCFF" box="[333,447,804,827]" italics="true" pageId="61" pageNumber="62">Discovery</emphasis>
Sta. 181, coll.
<date id="FFB55CC0FFC8A277FD20FC9DFCA4FCFF" box="[641,801,803,827]" pageId="61" pageNumber="62" value="1927-03-12">
<collectingDate id="EFF1A528FFC8A277FD20FC9DFCA4FCFF" box="[641,801,803,827]" pageId="61" pageNumber="62" value="1927-03-12">12 Mar 1927</collectingDate>
</date>
,
<geoCoordinate id="EE3F1CC7FFC8A277FC92FC9CFC18FCFF" box="[819,925,802,827]" degrees="64.333" direction="south" orientation="latitude" pageId="61" pageNumber="62" precision="55" value="-64.333">64.333°S</geoCoordinate>
,
<geoCoordinate id="EE3F1CC7FFC8A277FC0EFC9CFBA6FCFF" box="[943,1059,802,827]" degrees="63.333" direction="west" orientation="longitude" pageId="61" pageNumber="62" precision="55" value="-63.333">63.333°W</geoCoordinate>
, Otter trawl,
<quantity id="4CF3D7E5FFC8A277FB68FC9CFAD4FCFE" box="[1225,1361,802,827]" metricMagnitude="2" metricUnit="m" metricValue="2.475" metricValueMax="3.35" metricValueMin="1.6" pageId="61" pageNumber="62" unit="m" value="247.5" valueMax="335.0" valueMin="160.0">
<elevation id="00269D33FFC8A277FB68FC9CFAD4FCFE" box="[1225,1361,802,827]" metricMagnitude="2" metricUnit="m" metricValue="2.475" metricValueMax="3.35" metricValueMin="1.6" pageId="61" pageNumber="62" unit="m" value="247.5" valueMax="335.0" valueMin="160.0">160–335 m</elevation>
</quantity>
, mud,
<emphasis id="B97FA612FFC8A277FF36FCF8FEBEFC9B" bold="true" box="[151,315,838,863]" pageId="61" pageNumber="62">
<typeStatus id="54B0C4A2FFC8A277FF36FCF8FEBEFC9B" box="[151,315,838,863]" pageId="61" pageNumber="62" type="paralectotype">paralectotype</typeStatus>
</emphasis>
(
<collectionCode id="ED1AE2C5FFC8A277FEE8FCF9FE1AFC9B" box="[329,415,839,863]" pageId="61" pageNumber="62">BMNH</collectionCode>
1930.10.8.2089)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C311298BFFC8A277FF66FCD4FD11F9CF" pageId="61" pageNumber="62" type="description">
<paragraph id="8BB47A00FFC8A277FF66FCD4FA09FBF2" blockId="61.[151,1437,730,2015]" pageId="61" pageNumber="62">
<emphasis id="B97FA612FFC8A277FF66FCD4FEDCFC47" bold="true" box="[199,345,874,899]" pageId="61" pageNumber="62">Description.</emphasis>
Both specimens elongate, with thick, robust bodies, weakly fusiform, thickest in middle segments, narrower anteriorly and posteriorly (
<figureCitation id="13306685FFC8A277FD14FC30FCA5FC63" box="[693,800,910,935]" captionStart="FIGURE 32" captionStartId="63.[151,250,1284,1306]" captionTargetBox="[157,1431,193,1255]" captionTargetId="figure@63.[150,1436,193,1262]" captionTargetPageId="63" captionText="FIGURE 32. Chaetocirratulus epitocus (Monro, 1930). Photomicrographs of lectotype (BMNH 1930.10.8.2116): A, dorsal view of nearly entire worm, far posterior segments not included; B, anterior end, dorsal view; C, anterior end, ventral view; D, posterior end, dorsal view. A–D, stained with Shirlastain A." figureDoi="http://doi.org/10.5281/zenodo.3771282" httpUri="https://zenodo.org/record/3771282/files/figure.png" pageId="61" pageNumber="62">Fig. 32A</figureCitation>
).
<typeStatus id="54B0C4A2FFC8A277FC96FC31FC22FC63" box="[823,935,911,935]" pageId="61" pageNumber="62" type="lectotype">Lectotype</typeStatus>
complete,
<quantity id="4CF3D7E5FFC8A277FB88FC31FBFEFC62" box="[1065,1147,911,935]" metricMagnitude="-2" metricUnit="m" metricValue="1.9" pageId="61" pageNumber="62" unit="mm" value="19.0">19 mm</quantity>
long,
<quantity id="4CF3D7E5FFC8A277FB69FC31FA89FC62" box="[1224,1292,911,935]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="61" pageNumber="62" unit="mm" value="1.0">1 mm</quantity>
wide across anterior setigers,
<quantity id="4CF3D7E5FFC8A277FEC6FC0CFE40FC0E" box="[359,453,946,971]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="61" pageNumber="62" unit="mm" value="1.5">1.5 mm</quantity>
wide across middle segments, with 50 setigers;
<typeStatus id="54B0C4A2FFC8A277FBBDFC0CFB36FC0F" box="[1052,1203,946,971]" pageId="61" pageNumber="62" type="paralectotype">paralectotype</typeStatus>
also complete, but prostomium to end of setiger 2 separated from rest of body; in total measuring
<quantity id="4CF3D7E5FFC8A277FB8CFC68FB11FC2A" box="[1069,1172,982,1007]" metricMagnitude="-2" metricUnit="m" metricValue="2.45" pageId="61" pageNumber="62" unit="mm" value="24.5">24.5 mm</quantity>
long, with 50 setigers. Body generally cylindrical in cross section; dorsal groove absent; weakly developed mid-ventral line extending along most of body. Individual segments best defined laterally; segmental grooves not crossing dorsum or venter.
</paragraph>
<paragraph id="8BB47A00FFC8A277FF66FBFCFED3FA93" blockId="61.[151,1437,730,2015]" pageId="61" pageNumber="62">
Pre-setigerous region elongate, narrow, relatively smooth, as long as first four setigers (
<figureCitation id="13306685FFC8A277FB19FBFCFAA8FB9F" box="[1208,1325,1090,1115]" captionStart="FIGURE 31" captionStartId="62.[151,250,1944,1966]" captionTargetBox="[164,1426,499,1881]" captionTargetId="figure@62.[151,1435,483,1920]" captionTargetPageId="62" captionText="FIGURE 31. Chaetocirratulus epitocus (Monro, 1930). Lectotype (BMNH 1930.10.8.2116): A, anterior end, dorsal view; B, posterior end, dorsal view; C, neuropodial capillaries and acicular spine from far posterior setiger." figureDoi="http://doi.org/10.5281/zenodo.3771280" httpUri="https://zenodo.org/record/3771280/files/figure.png" pageId="61" pageNumber="62">Figs. 31A</figureCitation>
,
<figureCitation id="13306685FFC8A277FA9AFBFDFADDFB9F" box="[1339,1368,1091,1115]" captionStart="FIGURE 32" captionStartId="63.[151,250,1284,1306]" captionTargetBox="[157,1431,193,1255]" captionTargetId="figure@63.[150,1436,193,1262]" captionTargetPageId="63" captionText="FIGURE 32. Chaetocirratulus epitocus (Monro, 1930). Photomicrographs of lectotype (BMNH 1930.10.8.2116): A, dorsal view of nearly entire worm, far posterior segments not included; B, anterior end, dorsal view; C, anterior end, ventral view; D, posterior end, dorsal view. A–D, stained with Shirlastain A." figureDoi="http://doi.org/10.5281/zenodo.3771282" httpUri="https://zenodo.org/record/3771282/files/figure.png" pageId="61" pageNumber="62">32</figureCitation>
A–C). Prostomium broadly triangular, narrowing to rounded tip; eyespots absent; nuchal organs prominently everted oval mounds in
<typeStatus id="54B0C4A2FFC8A277FEBDFB34FE06FB67" box="[284,387,1162,1187]" pageId="61" pageNumber="62" type="lectotype">lectotype</typeStatus>
at posterior lateral margin (
<figureCitation id="13306685FFC8A277FD71FB34FCB9FB67" box="[720,828,1162,1187]" captionStart="FIGURE 31" captionStartId="62.[151,250,1944,1966]" captionTargetBox="[164,1426,499,1881]" captionTargetId="figure@62.[151,1435,483,1920]" captionTargetPageId="62" captionText="FIGURE 31. Chaetocirratulus epitocus (Monro, 1930). Lectotype (BMNH 1930.10.8.2116): A, anterior end, dorsal view; B, posterior end, dorsal view; C, neuropodial capillaries and acicular spine from far posterior setiger." figureDoi="http://doi.org/10.5281/zenodo.3771280" httpUri="https://zenodo.org/record/3771280/files/figure.png" pageId="61" pageNumber="62">Fig. 31A</figureCitation>
). Peristomium elongate, about as long as first three setigers; dorsally with long smooth anterior section followed by narrow section with narrow elongate grooves bearing pair of widely separated dorsal tentacles (
<figureCitation id="13306685FFC8A277FD6AFB6CFCB1FB2F" box="[715,820,1234,1259]" captionStart="FIGURE 31" captionStartId="62.[151,250,1944,1966]" captionTargetBox="[164,1426,499,1881]" captionTargetId="figure@62.[151,1435,483,1920]" captionTargetPageId="62" captionText="FIGURE 31. Chaetocirratulus epitocus (Monro, 1930). Lectotype (BMNH 1930.10.8.2116): A, anterior end, dorsal view; B, posterior end, dorsal view; C, neuropodial capillaries and acicular spine from far posterior setiger." figureDoi="http://doi.org/10.5281/zenodo.3771280" httpUri="https://zenodo.org/record/3771280/files/figure.png" pageId="61" pageNumber="62">Fig. 31A</figureCitation>
); ventrally, peristomium forming upper and lower lips of mouth (
<figureCitation id="13306685FFC8A277FEB3FB48FEFEFACB" box="[274,379,1270,1295]" captionStart="FIGURE 32" captionStartId="63.[151,250,1284,1306]" captionTargetBox="[157,1431,193,1255]" captionTargetId="figure@63.[150,1436,193,1262]" captionTargetPageId="63" captionText="FIGURE 32. Chaetocirratulus epitocus (Monro, 1930). Photomicrographs of lectotype (BMNH 1930.10.8.2116): A, dorsal view of nearly entire worm, far posterior segments not included; B, anterior end, dorsal view; C, anterior end, ventral view; D, posterior end, dorsal view. A–D, stained with Shirlastain A." figureDoi="http://doi.org/10.5281/zenodo.3771282" httpUri="https://zenodo.org/record/3771282/files/figure.png" pageId="61" pageNumber="62">Fig. 32C</figureCitation>
). First pair of branchial scars lateral to dorsal tentacles on posterior section of peristomium (
<figureCitation id="13306685FFC8A277FF3EFAA4FE82FAF7" box="[159,263,1306,1331]" captionStart="FIGURE 31" captionStartId="62.[151,250,1944,1966]" captionTargetBox="[164,1426,499,1881]" captionTargetId="figure@62.[151,1435,483,1920]" captionTargetPageId="62" captionText="FIGURE 31. Chaetocirratulus epitocus (Monro, 1930). Lectotype (BMNH 1930.10.8.2116): A, anterior end, dorsal view; B, posterior end, dorsal view; C, neuropodial capillaries and acicular spine from far posterior setiger." figureDoi="http://doi.org/10.5281/zenodo.3771280" httpUri="https://zenodo.org/record/3771280/files/figure.png" pageId="61" pageNumber="62">Fig. 31A</figureCitation>
). Second pair of branchiae on setiger 1 dorsal to notosetae (
<figureCitation id="13306685FFC8A277FC03FAA4FB8FFAF7" box="[930,1034,1306,1331]" captionStart="FIGURE 31" captionStartId="62.[151,250,1944,1966]" captionTargetBox="[164,1426,499,1881]" captionTargetId="figure@62.[151,1435,483,1920]" captionTargetPageId="62" captionText="FIGURE 31. Chaetocirratulus epitocus (Monro, 1930). Lectotype (BMNH 1930.10.8.2116): A, anterior end, dorsal view; B, posterior end, dorsal view; C, neuropodial capillaries and acicular spine from far posterior setiger." figureDoi="http://doi.org/10.5281/zenodo.3771280" httpUri="https://zenodo.org/record/3771280/files/figure.png" pageId="61" pageNumber="62">Fig. 31A</figureCitation>
); branchiae of subsequent segments in same location.
</paragraph>
<paragraph id="8BB47A00FFC8A277FF66FADCFB60FA07" blockId="61.[151,1437,730,2015]" pageId="61" pageNumber="62">
Parapodia low mounds or tori from which setae emerge. Noto- and neurosetae of
<typeStatus id="54B0C4A2FFC8A277FB0AFADDFB5EFABF" box="[1195,1243,1379,1403]" pageId="61" pageNumber="62">type</typeStatus>
specimens with capillaries of normal length and long, natatory capillaries along most of body. Last 4–6 setigers with 1–2 unidentate spines in both noto- and neuropodia; each spine simple, weakly curved at tip, colorless (
<figureCitation id="13306685FFC8A277FBD3FA14FB5DFA07" box="[1138,1240,1450,1475]" captionStart="FIGURE 31" captionStartId="62.[151,250,1944,1966]" captionTargetBox="[164,1426,499,1881]" captionTargetId="figure@62.[151,1435,483,1920]" captionTargetPageId="62" captionText="FIGURE 31. Chaetocirratulus epitocus (Monro, 1930). Lectotype (BMNH 1930.10.8.2116): A, anterior end, dorsal view; B, posterior end, dorsal view; C, neuropodial capillaries and acicular spine from far posterior setiger." figureDoi="http://doi.org/10.5281/zenodo.3771280" httpUri="https://zenodo.org/record/3771280/files/figure.png" pageId="61" pageNumber="62">Fig. 31C</figureCitation>
).
</paragraph>
<paragraph id="8BB47A00FFC8A277FF66FA70FAF0FA23" blockId="61.[151,1437,730,2015]" box="[199,1397,1486,1511]" pageId="61" pageNumber="62">
Pygidium with curved rounded lobe ventral to anal opening bordered with small papillae (
<figureCitation id="13306685FFC8A277FB19FA70FAACFA23" box="[1208,1321,1486,1511]" captionStart="FIGURE 31" captionStartId="62.[151,250,1944,1966]" captionTargetBox="[164,1426,499,1881]" captionTargetId="figure@62.[151,1435,483,1920]" captionTargetPageId="62" captionText="FIGURE 31. Chaetocirratulus epitocus (Monro, 1930). Lectotype (BMNH 1930.10.8.2116): A, anterior end, dorsal view; B, posterior end, dorsal view; C, neuropodial capillaries and acicular spine from far posterior setiger." figureDoi="http://doi.org/10.5281/zenodo.3771280" httpUri="https://zenodo.org/record/3771280/files/figure.png" pageId="61" pageNumber="62">Figs. 31B</figureCitation>
,
<figureCitation id="13306685FFC8A277FA95FA71FAECFA23" box="[1332,1385,1487,1511]" captionStart="FIGURE 32" captionStartId="63.[151,250,1284,1306]" captionTargetBox="[157,1431,193,1255]" captionTargetId="figure@63.[150,1436,193,1262]" captionTargetPageId="63" captionText="FIGURE 32. Chaetocirratulus epitocus (Monro, 1930). Photomicrographs of lectotype (BMNH 1930.10.8.2116): A, dorsal view of nearly entire worm, far posterior segments not included; B, anterior end, dorsal view; C, anterior end, ventral view; D, posterior end, dorsal view. A–D, stained with Shirlastain A." figureDoi="http://doi.org/10.5281/zenodo.3771282" httpUri="https://zenodo.org/record/3771282/files/figure.png" pageId="61" pageNumber="62">32D</figureCitation>
).
</paragraph>
<paragraph id="8BB47A00FFC8A277FF66FA4CFD11F9CF" blockId="61.[151,1437,730,2015]" box="[199,660,1522,1547]" pageId="61" pageNumber="62">
<emphasis id="B97FA612FFC8A277FF66FA4CFE30F9CF" bold="true" box="[199,437,1522,1547]" pageId="61" pageNumber="62">Methyl Green stain.</emphasis>
Not retaining stain.
</paragraph>
</subSubSection>
<subSubSection id="C311298BFFC8A274FF66F9A8FCA7FE68" lastPageId="62" lastPageNumber="63" pageId="61" pageNumber="62" type="discussion">
<paragraph id="8BB47A00FFC8A277FF66F9A8FCF3F927" blockId="61.[151,1437,730,2015]" pageId="61" pageNumber="62">
<emphasis id="B97FA612FFC8A277FF66F9A8FEBEF9EB" bold="true" box="[199,315,1558,1583]" pageId="61" pageNumber="62">Remarks.</emphasis>
The
<typeStatus id="54B0C4A2FFC8A277FED5F9A9FE4EF9EB" box="[372,459,1559,1583]" pageId="61" pageNumber="62" type="syntype">syntype</typeStatus>
from the Bismarck Strait is here designated the
<typeStatus id="54B0C4A2FFC8A277FC4BF9A8FBD1F9EB" box="[1002,1108,1558,1583]" pageId="61" pageNumber="62" type="lectotype">lectotype</typeStatus>
; the second
<typeStatus id="54B0C4A2FFC8A277FB7FF9A9FAB0F9EB" box="[1246,1333,1559,1583]" pageId="61" pageNumber="62" type="syntype">syntype</typeStatus>
from the nearby Schollaert Channel is designated the paralectype. In the original description,
<bibRefCitation id="EF9A07F1FFC8A277FBD9F985FA9FF997" author="Monro, C. A." box="[1144,1306,1595,1619]" pageId="61" pageNumber="62" pagination="1 - 222" refId="ref86249" refString="Monro, C. A. (1930) Polychaete worms. Discovery Reports, 2, 1 - 222, 91 figs." type="book chapter" year="1930">Monro (1930)</bibRefCitation>
stated that spines or hooks were absent in this species. However, 1–2 short, straight unidentate spines are present in the last 4–6 noto- and neuropodia of both specimens. These spines are small and cannot be seen clearly among the capillaries unless the specimens are mounted under a coverslip with glycerin. Both type specimens are mature females swollen with eggs that measure
<quantity id="4CF3D7E5FFC8A277FDFAF974FD6FF927" box="[603,746,1738,1763]" metricMagnitude="-1" metricUnit="m" metricValue="1.425" metricValueMax="1.5" metricValueMin="1.35" pageId="61" pageNumber="62" unit="mm" value="142.5" valueMax="150.0" valueMin="135.0">135–150 µm</quantity>
in diameter.
</paragraph>
<paragraph id="8BB47A00FFC8A277FF66F951FC4AF853" blockId="61.[151,1437,730,2015]" pageId="61" pageNumber="62">
In recent benthic surveys, specimens having all capillaries and believed to be this species have been identified in the genus
<taxonomicName id="4C0B0183FFC8A277FE86F8ACFE44F8EF" authorityName="Blake" authorityYear="1991" box="[295,449,1810,1835]" class="Polychaeta" family="Cirratulidae" genus="Aphelochaeta" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="genus">
<emphasis id="B97FA612FFC8A277FE86F8ACFE44F8EF" box="[295,449,1810,1835]" italics="true" pageId="61" pageNumber="62">Aphelochaeta</emphasis>
</taxonomicName>
. Because this species has been found to have acicular spines in posterior setigers and a different morphology to the peristomial region, the concept of the species is changed from what was originally described by
<bibRefCitation id="EF9A07F1FFC8A277FE9DF8E5FE67F8B7" author="Monro, C. A." box="[316,482,1883,1907]" pageId="61" pageNumber="62" pagination="1 - 222" refId="ref86249" refString="Monro, C. A. (1930) Polychaete worms. Discovery Reports, 2, 1 - 222, 91 figs." type="book chapter" year="1930">Monro (1930)</bibRefCitation>
and as restated by
<bibRefCitation id="EF9A07F1FFC8A277FD7EF8E5FC1BF8B7" author="Hartman, O." box="[735,926,1882,1907]" pageId="61" pageNumber="62" pagination="1 - 158" refId="ref84944" refString="Hartman, O. (1966) Polychaeta Myzostomidae and Sedentaria of Antarctica. In: Antarctic Research Series. Vol. 7. American Geophysical Union, Washington, D. C., pp. 1 - 158, 46 pls., 5 charts. https: // doi. org / 10.1029 / AR 007" type="book chapter" year="1966">Hartman (1966)</bibRefCitation>
. Because of this, recent identifications of
<taxonomicName id="4C0B0183FFC8A277FF36F8C0FE0EF852" authorityName=": Hilbig" authorityYear="2001" box="[151,395,1918,1943]" class="Polychaeta" family="Cirratulidae" genus="Aphelochaeta" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="species" species="epitoca">
<emphasis id="B97FA612FFC8A277FF36F8C0FE0EF852" box="[151,395,1918,1943]" italics="true" pageId="61" pageNumber="62">Aphelochaeta epitoca</emphasis>
</taxonomicName>
(or as
<taxonomicName id="4C0B0183FFC8A277FE76F8C0FDA3F853" authorityName="Webster &amp; Benedict" authorityYear="1887" box="[471,550,1918,1943]" class="Polychaeta" family="Cirratulidae" genus="Tharyx" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="genus">
<emphasis id="B97FA612FFC8A277FE76F8C0FDA3F853" box="[471,550,1918,1943]" italics="true" pageId="61" pageNumber="62">Tharyx</emphasis>
</taxonomicName>
) most certainly refer to other species.
</paragraph>
<paragraph id="8BB47A00FFC8A274FF66F81DFCA7FE68" blockId="61.[151,1437,730,2015]" lastBlockId="62.[151,1437,151,464]" lastPageId="62" lastPageNumber="63" pageId="61" pageNumber="62">
By having the spines limited to posterior setigers,
<taxonomicName id="4C0B0183FFC8A277FCAEF81CFBB0F87F" authorityName="Blake" authorityYear="2018" baseAuthorityName="Monro" baseAuthorityYear="1930" box="[783,1077,1954,1979]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="species" species="epitocus">
<emphasis id="B97FA612FFC8A277FCAEF81CFBB0F87F" box="[783,1077,1954,1979]" italics="true" pageId="61" pageNumber="62">Chaetocirratulus epitocus</emphasis>
</taxonomicName>
is similar to
<taxonomicName id="4C0B0183FFC8A277FB72F81DFA11F87F" authorityName="Blake" authorityYear="2018" baseAuthorityName="Augener" baseAuthorityYear="1932" box="[1235,1428,1954,1979]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="species" species="andersenensis">
<emphasis id="B97FA612FFC8A277FB72F81DFA11F87F" box="[1235,1428,1954,1979]" italics="true" pageId="61" pageNumber="62">C. andersenensis</emphasis>
</taxonomicName>
. However, the two species differ in the nature of the pre-setigerous region. In
<taxonomicName id="4C0B0183FFC8A277FC59F879FBF3F81A" authorityName="Blake" authorityYear="2018" baseAuthorityName="Monro" baseAuthorityYear="1930" box="[1016,1142,1991,2014]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Terebellida" pageId="61" pageNumber="62" phylum="Annelida" rank="species" species="epitocus">
<emphasis id="B97FA612FFC8A277FC59F879FBF3F81A" box="[1016,1142,1991,2014]" italics="true" pageId="61" pageNumber="62">C. epitocus</emphasis>
</taxonomicName>
, the pre-setigerous region is long and narrow and consists of a smooth anterior section and a narrow lobate posterior section that may be a distinct achaetous segment, and which bears both the dorsal tentacles and first pair of branchiae. In
<taxonomicName id="4C0B0183FFCBA274FA23FF03FEB3FF3C" authorityName="Blake" authorityYear="2018" baseAuthorityName="Augener" baseAuthorityYear="1932" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Terebellida" pageId="62" pageNumber="63" phylum="Annelida" rank="species" species="andersenensis">
<emphasis id="B97FA612FFCBA274FA23FF03FEB3FF3C" italics="true" pageId="62" pageNumber="63">C. andersenensis</emphasis>
</taxonomicName>
, the pre-setigerous region is short, about as wide as long, and has three distinct annular peristomial rings. The dorsal tentacles and first pair of branchiae are located at the posterior margin of the last peristomial ring. In addition, most specimens of
<taxonomicName id="4C0B0183FFCBA274FE5AFE96FD3EFE84" authorityName="Blake" authorityYear="2018" baseAuthorityName="Augener" baseAuthorityYear="1932" box="[507,699,295,320]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Terebellida" pageId="62" pageNumber="63" phylum="Annelida" rank="species" species="andersenensis">
<emphasis id="B97FA612FFCBA274FE5AFE96FD3EFE84" box="[507,699,295,320]" italics="true" pageId="62" pageNumber="63">C. andersenensis</emphasis>
</taxonomicName>
have distinctly fusiform bodies with obvious segmental grooves. In contrast,
<taxonomicName id="4C0B0183FFCBA274FE81FEF3FE25FEA0" authorityName="Blake" authorityYear="2018" baseAuthorityName="Monro" baseAuthorityYear="1930" box="[288,416,333,356]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Terebellida" pageId="62" pageNumber="63" phylum="Annelida" rank="species" species="epitocus">
<emphasis id="B97FA612FFCBA274FE81FEF3FE25FEA0" box="[288,416,333,356]" italics="true" pageId="62" pageNumber="63">C. epitocus</emphasis>
</taxonomicName>
, while somewhat expanded in the middle segments, has a thick elongate body where the segmental grooves are either lacking or obscure. Further,
<taxonomicName id="4C0B0183FFCBA274FCB9FECEFC52FE4C" authorityName="Blake" authorityYear="2018" baseAuthorityName="Augener" baseAuthorityYear="1932" box="[792,983,367,392]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Terebellida" pageId="62" pageNumber="63" phylum="Annelida" rank="species" species="andersenensis">
<emphasis id="B97FA612FFCBA274FCB9FECEFC52FE4C" box="[792,983,367,392]" italics="true" pageId="62" pageNumber="63">C. andersenensis</emphasis>
</taxonomicName>
has a distinct MG staining pattern in the pre-setigerous region that is entirely absent in
<taxonomicName id="4C0B0183FFCBA274FD3CFE2BFC9EFE68" authorityName="Blake" authorityYear="2018" baseAuthorityName="Monro" baseAuthorityYear="1930" box="[669,795,405,428]" class="Polychaeta" family="Cirratulidae" genus="Chaetocirratulus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Terebellida" pageId="62" pageNumber="63" phylum="Annelida" rank="species" species="epitocus">
<emphasis id="B97FA612FFCBA274FD3CFE2BFC9EFE68" box="[669,795,405,428]" italics="true" pageId="62" pageNumber="63">C. epitocus</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="C311298BFFCBA274FF66FE09FD4CFE0B" box="[199,713,439,464]" pageId="62" pageNumber="63" type="distribution">
<paragraph id="8BB47A00FFCBA274FF66FE09FD4CFE0B" blockId="62.[151,1437,151,464]" box="[199,713,439,464]" pageId="62" pageNumber="63">
<emphasis id="B97FA612FFCBA274FF66FE09FEE5FE14" bold="true" box="[199,352,439,464]" pageId="62" pageNumber="63">Distribution.</emphasis>
Antarctic Peninsula,
<quantity id="4CF3D7E5FFCBA274FDF0FE09FD40FE0B" box="[593,709,439,464]" metricMagnitude="2" metricUnit="m" metricValue="2.1399999999999997" metricValueMax="3.35" metricValueMin="0.93" pageId="62" pageNumber="63" unit="m" value="214.0" valueMax="335.0" valueMin="93.0">
93–
<specimenCount id="9D0DB189FFCBA274FDDAFE09FD40FE0B" box="[635,709,439,464]" pageId="62" pageNumber="63" type="generic">335 m</specimenCount>
</quantity>
.
</paragraph>
</subSubSection>
</treatment>
</document>
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