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<document id="8B7C1F2749AEDB6709724515B4E00A7A" ID-DOI="10.11646/zootaxa.3919.3.5" ID-GBIF-Dataset="12e779cb-148a-4853-ac3f-affef036a340" ID-ISSN="1175-5326" ID-Zenodo-Dep="234051" ID-ZooBank="743AF37E-54B4-4BCB-A3E8-93092F779A20" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460993193249" checkinUser="plazi" docAuthor="Blake, James A." docDate="2015" docId="9A3E87FEEB76FFC5D2F7F949FC4FFA54" docLanguage="en" docName="zt03919p552.pdf" docOrigin="Zootaxa 3919 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Chaetozone pugettensis Blake, 2015, new species" docType="treatment" docVersion="9" lastPageNumber="527" masterDocId="6607FF86EB61FFDFD260FFB6FFC0FFB0" masterDocTitle="New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic" masterLastPageNumber="552" masterPageNumber="501" pageNumber="524" updateTime="1698562195018" updateUser="plazi">
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<mods:title id="8D0FFE8043B69DE27283599569ED04E7">New species of Chaetozone and Tharyx (Polychaeta: Cirratulidae) from the Alaskan and Canadian Arctic and the Northeastern Pacific, including a description of the lectotype of Chaetozone setosa Malmgren from Spitsbergen in the Norwegian Arctic</mods:title>
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<mods:role id="949FB94E73D4A345D8CD6AD5F0C83440">
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<mods:namePart id="01ED05138FED9684BFDF3F1514BE3399">Blake, James A.</mods:namePart>
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<mods:title id="7A9C613DF0E05752F7CFCC82945FC9F1">Zootaxa</mods:title>
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<mods:part id="5395EA2C83F7886D1A47975D3FC3996C">
<mods:date id="4A988689A7784541D2005A5B285FFF30">2015</mods:date>
<mods:detail id="8D776F4E014AACF8E4EBB2D758660D4D" type="volume">
<mods:number id="B91D63CFEAE606FCD1B7C277D621B9AE">3919</mods:number>
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<mods:identifier id="02417CBA6281246CBCF251AA6840A813" type="DOI">10.11646/zootaxa.3919.3.5</mods:identifier>
<mods:identifier id="F1D08E7DAA43859DE9197878E4654D5B" type="GBIF-Dataset">12e779cb-148a-4853-ac3f-affef036a340</mods:identifier>
<mods:identifier id="658FA8820A8770C3EF83D586111ECE60" type="ISSN">1175-5326</mods:identifier>
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<treatment id="9A3E87FEEB76FFC5D2F7F949FC4FFA54" ID-DOI="http://doi.org/10.5281/zenodo.5664942" ID-GBIF-Taxon="119596885" ID-Zenodo-Dep="5664942" LSID="urn:lsid:plazi:treatment:9A3E87FEEB76FFC5D2F7F949FC4FFA54" httpUri="http://treatment.plazi.org/id/9A3E87FEEB76FFC5D2F7F949FC4FFA54" lastPageId="26" lastPageNumber="527" pageId="23" pageNumber="524">
<subSubSection id="5A8D6563EB76FFC8D2F7F949FEF8F88A" pageId="23" pageNumber="524" type="nomenclature">
<paragraph id="122836E8EB76FFC8D2F7F949FD8AF8A9" blockId="23.[151,586,1791,1851]" box="[151,586,1791,1817]" pageId="23" pageNumber="524">
<heading id="49608184EB76FFC8D2F7F949FD8AF8A9" bold="true" box="[151,586,1791,1817]" fontSize="11" level="1" pageId="23" pageNumber="524" reason="1">
<emphasis id="20E3EAFAEB76FFC8D2F7F949FD8AF8A9" bold="true" box="[151,586,1791,1817]" pageId="23" pageNumber="524">
<taxonomicName id="D5974D6BEB76FFC8D2F7F949FE73F8A9" ID-CoL="TF2L" box="[151,435,1791,1817]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="23" pageNumber="524" phylum="Annelida" rank="species" species="pugettensis" status="sp. nov.">
<emphasis id="20E3EAFAEB76FFC8D2F7F949FE73F8A9" bold="true" box="[151,435,1791,1817]" italics="true" pageId="23" pageNumber="524">Chaetozone pugettensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3BD05781EB76FFC8D3DAF949FD8AF8A9" box="[442,586,1791,1817]" pageId="23" pageNumber="524" rank="species">new species</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="122836E8EB76FFC8D2F7F894FEF8F88A" blockId="23.[151,586,1791,1851]" box="[151,312,1826,1851]" pageId="23" pageNumber="524">
<figureCitation id="8AAC2A6DEB76FFC8D2F7F894FEF8F88A" box="[151,312,1826,1851]" captionStart-0="FIGURE 13" captionStart-1="FIGURE 14" captionStartId-0="24.[151,250,1944,1966]" captionStartId-1="25.[151,250,1875,1897]" captionTargetBox-0="[160,1432,400,1908]" captionTargetBox-1="[159,1427,207,1853]" captionTargetId-0="figure@24.[151,1436,383,1923]" captionTargetId-1="figure@25.[151,1436,193,1853]" captionTargetPageId-0="24" captionTargetPageId-1="25" captionText-0="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." captionText-1="FIGURE 14. Chaetozone pugettensis n. sp. Photomicrographs: A, anterior end, dorsal view; B, anterior end, ventral view; C, entire animal; D, anterior end, right lateral view; E, posterior end showing elevated parapodia with spines and pygidial segment; F, posterior parapodium, anterior view; G, detail of posterior notopodial acicular spines and capillaries; H, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545; all stained with Shirlastain A)." httpUri-0="https://zenodo.org/record/234064/files/figure.png" httpUri-1="https://zenodo.org/record/234065/files/figure.png" pageId="23" pageNumber="524">Figures 13–14</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="5A8D6563EB76FFC8D2F7F8DCFF20F85F" pageId="23" pageNumber="524" type="materials_examined">
<paragraph id="122836E8EB76FFC8D2F7F8DCFF20F85F" blockId="23.[151,1436,1898,2031]" pageId="23" pageNumber="524">
<emphasis id="20E3EAFAEB76FFC8D2F7F8DCFC62F833" bold="true" box="[151,930,1898,1923]" pageId="23" pageNumber="524">Material examined. Washington, Puget Sound, San Juan Islands,</emphasis>
Decatur Island, Puget Sound Environmental Monitoring Program (
<collectionCode id="7486AE2DEB76FFC8D3FFF839FE3BF817" box="[415,507,1935,1959]" pageId="23" pageNumber="524">PSEMP</collectionCode>
) Spatial Survey, R/V
<emphasis id="20E3EAFAEB76FFC8D174F838FC40F817" box="[788,896,1934,1959]" italics="true" pageId="23" pageNumber="524">Kittiwake</emphasis>
Sta. 753, coll. 89
<date id="66291028EB76FFC8D618F838FB24F817" box="[1144,1252,1934,1959]" pageId="23" pageNumber="524" value="2012-07">Jul 2012</date>
, 48°30.1315ʹN, 122°49.4996ʹW, grab,
<quantity id="D56F9B0DEB76FFC8D3FBF804FE0DF87A" box="[411,461,1970,1994]" metricMagnitude="0" metricUnit="m" metricValue="9.0" pageId="23" pageNumber="524" unit="m" value="9.0">9 m</quantity>
, silt and clay,
<typeStatus id="CD2C884AEB76FFC8D01DF804FD1FF87B" box="[637,735,1970,1995]" pageId="23" pageNumber="524" type="holotype">holotype</typeStatus>
(LACM-AHF Poly 6544), 17
<typeStatus id="CD2C884AEB76FFC8D62BF805FB76F87B" box="[1099,1206,1971,1995]" pageId="23" pageNumber="524" type="paratype">paratypes</typeStatus>
(LACM-AHF Poly 6545).
</paragraph>
</subSubSection>
<subSubSection id="5A8D6563EB79FFC5D2A7FF21FCD9FBE7" lastPageId="26" lastPageNumber="527" pageId="24" pageNumber="525" type="description">
<paragraph id="122836E8EB79FFC7D2A7FF21FB0FFED4" blockId="24.[151,1436,151,357]" pageId="24" pageNumber="525">
<emphasis id="20E3EAFAEB79FFC7D2A7FF21FE99FF00" bold="true" box="[199,345,151,176]" pageId="24" pageNumber="525">Description.</emphasis>
A moderate-sized species,
<typeStatus id="CD2C884AEB79FFC7D0FDFF21FD3FFF00" box="[669,767,151,176]" pageId="24" pageNumber="525" type="holotype">holotype</typeStatus>
and larger
<typeStatus id="CD2C884AEB79FFC7D1EBFF2EFC36FF00" box="[907,1014,152,176]" pageId="24" pageNumber="525" type="paratype">paratypes</typeStatus>
<quantity id="D56F9B0DEB79FFC7D662FF2EFBBFFF1F" box="[1026,1151,152,176]" metricMagnitude="-2" metricUnit="m" metricValue="1.25" metricValueMax="1.3" metricValueMin="1.2" pageId="24" pageNumber="525" unit="mm" value="12.5" valueMax="13.0" valueMin="12.0">12–13 mm</quantity>
long, 0.9–1.0 mm wide across anterior fourth of body, with 85–90 setigers. Color in alcohol light tan to brown, lacking any distinctive body pigment. Body with narrow crowded segments for two-thirds of body, without any prominent swelling or anterior enlargement (
<figureCitation id="8AAC2A6DEB79FFC7D354FEB2FE47FEAC" box="[308,391,260,285]" captionStart="FIGURE 14" captionStartId="25.[151,250,1875,1897]" captionTargetBox="[159,1427,207,1853]" captionTargetId="figure@25.[151,1436,193,1853]" captionTargetPageId="25" captionText="FIGURE 14. Chaetozone pugettensis n. sp. Photomicrographs: A, anterior end, dorsal view; B, anterior end, ventral view; C, entire animal; D, anterior end, right lateral view; E, posterior end showing elevated parapodia with spines and pygidial segment; F, posterior parapodium, anterior view; G, detail of posterior notopodial acicular spines and capillaries; H, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545; all stained with Shirlastain A)." httpUri="https://zenodo.org/record/234065/files/figure.png" pageId="24" pageNumber="525">Fig. 14</figureCitation>
C–D); dorsal groove absent or weakly developed anteriorly (
<figureCitation id="8AAC2A6DEB79FFC7D62BFEB2FB5FFEAC" box="[1099,1183,260,285]" captionStart="FIGURE 13" captionStartId="24.[151,250,1944,1966]" captionTargetBox="[160,1432,400,1908]" captionTargetId="figure@24.[151,1436,383,1923]" captionTargetPageId="24" captionText="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="24" pageNumber="525">Fig. 13</figureCitation>
A), emphasized in far posterior segments by overlap of dorsal cinctures (
<figureCitation id="8AAC2A6DEB79FFC7D082FE91FC80FEF0" box="[738,832,295,320]" captionStart="FIGURE 13" captionStartId="24.[151,250,1944,1966]" captionTargetBox="[160,1432,400,1908]" captionTargetId="figure@24.[151,1436,383,1923]" captionTargetPageId="24" captionText="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="24" pageNumber="525">Figs. 13</figureCitation>
A, 14F); venter flattened, with deep prominent midventral groove continuing along entire body through cinctured posterior segments (
<figureCitation id="8AAC2A6DEB79FFC7D65AFEFAFB4BFED4" box="[1082,1163,332,357]" captionStart="FIGURE 14" captionStartId="25.[151,250,1875,1897]" captionTargetBox="[159,1427,207,1853]" captionTargetId="figure@25.[151,1436,193,1853]" captionTargetPageId="25" captionText="FIGURE 14. Chaetozone pugettensis n. sp. Photomicrographs: A, anterior end, dorsal view; B, anterior end, ventral view; C, entire animal; D, anterior end, right lateral view; E, posterior end showing elevated parapodia with spines and pygidial segment; F, posterior parapodium, anterior view; G, detail of posterior notopodial acicular spines and capillaries; H, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545; all stained with Shirlastain A)." httpUri="https://zenodo.org/record/234065/files/figure.png" pageId="24" pageNumber="525">Fig. 14</figureCitation>
B, D).
</paragraph>
<caption id="46E86660EB79FFC7D2F7F82EFB8AF85B" httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="24" pageNumber="525" targetBox="[160,1432,400,1908]" targetPageId="24">
<paragraph id="122836E8EB79FFC7D2F7F82EFB8AF85B" blockId="24.[151,1436,1944,2027]" pageId="24" pageNumber="525">
<emphasis id="20E3EAFAEB79FFC7D2F7F82EFEE0F81E" bold="true" box="[151,288,1944,1966]" pageId="24" pageNumber="525">FIGURE 13.</emphasis>
<taxonomicName id="D5974D6BEB79FFC7D347F82EFDD8F81E" box="[295,536,1944,1966]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="24" pageNumber="525" phylum="Annelida" rank="species" species="pugettensis" status="sp. nov.">
<emphasis id="20E3EAFAEB79FFC7D347F82EFDD8F81E" box="[295,536,1944,1966]" italics="true" pageId="24" pageNumber="525">Chaetozone pugettensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3BD05781EB79FFC7D07FF82EFD99F81E" box="[543,601,1944,1966]" pageId="24" pageNumber="525" rank="species">
<emphasis id="20E3EAFAEB79FFC7D07FF82EFD99F81E" bold="true" box="[543,601,1944,1966]" pageId="24" pageNumber="525">n. sp.</emphasis>
</taxonomicNameLabel>
A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545).
</paragraph>
</caption>
<caption id="46E86660EB78FFC6D2F7F8E5FABDF875" httpUri="https://zenodo.org/record/234065/files/figure.png" pageId="25" pageNumber="526" targetBox="[159,1427,207,1853]" targetPageId="25">
<paragraph id="122836E8EB78FFC6D2F7F8E5FABDF875" blockId="25.[151,1436,1875,1989]" pageId="25" pageNumber="526">
<emphasis id="20E3EAFAEB78FFC6D2F7F8E5FEE0F8D9" bold="true" box="[151,288,1875,1897]" pageId="25" pageNumber="526">FIGURE 14.</emphasis>
<taxonomicName id="D5974D6BEB78FFC6D347F8E5FDD7F8D9" box="[295,535,1875,1897]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="25" pageNumber="526" phylum="Annelida" rank="species" species="pugettensis" status="sp. nov.">
<emphasis id="20E3EAFAEB78FFC6D347F8E5FDD7F8D9" box="[295,535,1875,1897]" italics="true" pageId="25" pageNumber="526">Chaetozone pugettensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3BD05781EB78FFC6D07EF8E5FD98F8D9" box="[542,600,1875,1897]" pageId="25" pageNumber="526" rank="species">
<emphasis id="20E3EAFAEB78FFC6D07EF8E5FD98F8D9" bold="true" box="[542,600,1875,1897]" pageId="25" pageNumber="526">n. sp.</emphasis>
</taxonomicNameLabel>
Photomicrographs: A, anterior end, dorsal view; B, anterior end, ventral view; C, entire animal; D, anterior end, right lateral view; E, posterior end showing elevated parapodia with spines and pygidial segment; F, posterior parapodium, anterior view; G, detail of posterior notopodial acicular spines and capillaries; H, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545; all stained with Shirlastain A).
</paragraph>
</caption>
<paragraph id="122836E8EB7BFFC5D2A7FF21FAA0FE60" blockId="26.[151,1437,151,1509]" pageId="26" pageNumber="527">
Prostomium broadly triangular, narrowing anteriorly to bluntly rounded tip (
<figureCitation id="8AAC2A6DEB7BFFC5D648FF21FB43FF00" box="[1064,1155,151,176]" captionStart="FIGURE 13" captionStartId="24.[151,250,1944,1966]" captionTargetBox="[160,1432,400,1908]" captionTargetId="figure@24.[151,1436,383,1923]" captionTargetPageId="24" captionText="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="26" pageNumber="527">Figs. 13</figureCitation>
A, 14A–B); eyes absent; nuchal organ at posterior lateral margin, consisting of narrow slit, sometimes weakly pigmented (
<figureCitation id="8AAC2A6DEB7BFFC5D744FF0AFABBFF64" box="[1316,1403,188,213]" captionStart="FIGURE 13" captionStartId="24.[151,250,1944,1966]" captionTargetBox="[160,1432,400,1908]" captionTargetId="figure@24.[151,1436,383,1923]" captionTargetPageId="24" captionText="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="26" pageNumber="527">Fig. 13</figureCitation>
B). Peristomium with two large rings, both overlain dorsally by an inflated ridge or crest extending posteriorly to level of setiger 1; these peristomial rings followed by narrow achaetous segment having a similar shape as setiger 1. Dorsal tentacles arising from groove at posterior end of second large peristomial ring (
<figureCitation id="8AAC2A6DEB7BFFC5D649FE91FB45FEF0" box="[1065,1157,295,320]" captionStart="FIGURE 13" captionStartId="24.[151,250,1944,1966]" captionTargetBox="[160,1432,400,1908]" captionTargetId="figure@24.[151,1436,383,1923]" captionTargetPageId="24" captionText="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="26" pageNumber="527">Figs. 13</figureCitation>
A–B, 14A); first pair of branchiae arising posterior to tentacles on posterior margin of achaetous segment; achaetous segment approximately same size as subsequent setigers, sometimes with a lateral furrow (
<figureCitation id="8AAC2A6DEB7BFFC5D1F6FED9FC31FE38" box="[918,1009,367,392]" captionStart="FIGURE 13" captionStartId="24.[151,250,1944,1966]" captionTargetBox="[160,1432,400,1908]" captionTargetId="figure@24.[151,1436,383,1923]" captionTargetPageId="24" captionText="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="26" pageNumber="527">Figs. 13</figureCitation>
A–B, 14A); second pair of branchiae arising dorsal to notosetae on first setiger immediately posterior to achaetous segment 1 (
<figureCitation id="8AAC2A6DEB7BFFC5D601FE22FB79FE1C" box="[1121,1209,404,429]" captionStart="FIGURE 13" captionStartId="24.[151,250,1944,1966]" captionTargetBox="[160,1432,400,1908]" captionTargetId="figure@24.[151,1436,383,1923]" captionTargetPageId="24" captionText="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="26" pageNumber="527">Figs. 13</figureCitation>
A, 14A); subsequent setigers with branchiae dorsal to notosetae; branchiae of anterior setigers thicker than those in middle segments.
</paragraph>
<paragraph id="122836E8EB7BFFC5D2A7FE6AFD6CFD18" blockId="26.[151,1437,151,1509]" pageId="26" pageNumber="527">
Setiger 1 of approximately same size as preceding achaetous segment and subsequent setigers; podial lobes reduced to inconspicuous ridges in anterior setigers; becoming inflated and conspicuous in middle setigers and greatly enlarged with elevated ridges in posterior setigers, with conspicuous armature; posterior segments separated by deeply cut intersegmental furrows and with highly elevated membranous podial lobes from which spines and capillaries emerge, forming full cinctures (
<figureCitation id="8AAC2A6DEB7BFFC5D17EFDDAFC40FD34" box="[798,896,620,645]" captionStart="FIGURE 13" captionStartId="24.[151,250,1944,1966]" captionTargetBox="[160,1432,400,1908]" captionTargetId="figure@24.[151,1436,383,1923]" captionTargetPageId="24" captionText="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="26" pageNumber="527">Figs. 13</figureCitation>
C, 14E); notopodial spines directed ventrally, neuropodial spines directed dorsally (
<figureCitation id="8AAC2A6DEB7BFFC5D05BFD39FD4DFD18" box="[571,653,655,680]" captionStart="FIGURE 14" captionStartId="25.[151,250,1875,1897]" captionTargetBox="[159,1427,207,1853]" captionTargetId="figure@25.[151,1436,193,1853]" captionTargetPageId="25" captionText="FIGURE 14. Chaetozone pugettensis n. sp. Photomicrographs: A, anterior end, dorsal view; B, anterior end, ventral view; C, entire animal; D, anterior end, right lateral view; E, posterior end showing elevated parapodia with spines and pygidial segment; F, posterior parapodium, anterior view; G, detail of posterior notopodial acicular spines and capillaries; H, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545; all stained with Shirlastain A)." httpUri="https://zenodo.org/record/234065/files/figure.png" pageId="26" pageNumber="527">Fig. 14</figureCitation>
F).
</paragraph>
<paragraph id="122836E8EB7BFFC5D2A7FD03FDC1FC5C" blockId="26.[151,1437,151,1509]" pageId="26" pageNumber="527">
Noto- and neurosetae from setiger 1 all capillaries, numbering 8–10 per fascicle; each seta thickened, with fibrils usually apparent along broadest edge; these capillaries remaining thick and long until far posterior setigers; long natatory-like capillary setae not observed; acicular spines first present from about setigers
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neuropodia and
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notopodia, or the posterior one-third of the body on specimens with 85‒90 setigers; spines numbering 2–3 at first, accompanied by an equal number of thickened capillaries; in far posterior setigers notopodial spines numbering 8–9, and neuropodial spines numbering 9–10, formed into complete setal cinctures, with spines alternating with thin capillaries (
<figureCitation id="8AAC2A6DEB7BFFC5D0C3FC3AFD35FC14" box="[675,757,908,933]" captionStart="FIGURE 13" captionStartId="24.[151,250,1944,1966]" captionTargetBox="[160,1432,400,1908]" captionTargetId="figure@24.[151,1436,383,1923]" captionTargetPageId="24" captionText="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="26" pageNumber="527">Fig. 13</figureCitation>
D–F) with up to 19 spines on a side; spines blunt-tipped, slightly curved, with weak node or notch at point of emergence from podial lobe; with thick borders and fine internal striations (
<figureCitation id="8AAC2A6DEB7BFFC5D309FC62FE79FC5C" box="[361,441,980,1005]" captionStart="FIGURE 14" captionStartId="25.[151,250,1875,1897]" captionTargetBox="[159,1427,207,1853]" captionTargetId="figure@25.[151,1436,193,1853]" captionTargetPageId="25" captionText="FIGURE 14. Chaetozone pugettensis n. sp. Photomicrographs: A, anterior end, dorsal view; B, anterior end, ventral view; C, entire animal; D, anterior end, right lateral view; E, posterior end showing elevated parapodia with spines and pygidial segment; F, posterior parapodium, anterior view; G, detail of posterior notopodial acicular spines and capillaries; H, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545; all stained with Shirlastain A)." httpUri="https://zenodo.org/record/234065/files/figure.png" pageId="26" pageNumber="527">Fig. 14</figureCitation>
G–H).
</paragraph>
<paragraph id="122836E8EB7BFFC5D2A7FC4EFDFFFB84" blockId="26.[151,1437,151,1509]" pageId="26" pageNumber="527">
Last few cinctured setigers tapering to narrow posterior end; pygidium with terminal anus and small flattened ventral plate or disk (
<figureCitation id="8AAC2A6DEB7BFFC5D3E5FBAAFE21FB84" box="[389,481,1052,1077]" captionStart="FIGURE 13" captionStartId="24.[151,250,1944,1966]" captionTargetBox="[160,1432,400,1908]" captionTargetId="figure@24.[151,1436,383,1923]" captionTargetPageId="24" captionText="FIGURE 13. Chaetozone pugettensis n. sp. A, anterior end, dorsal view; B, anterior end, right lateral view; C, posterior end, dorsal view; D, posterior parapodium, anterior view; E, detail of posterior notopodial acicular spines and capillaries; F, detail of posterior neuropodial acicular spines and capillaries. (All paratypes LACM-AHF Poly 6545)." httpUri="https://zenodo.org/record/234064/files/figure.png" pageId="26" pageNumber="527">Figs. 13</figureCitation>
C, 14E).
</paragraph>
<paragraph id="122836E8EB7BFFC5D2A7FB89FCD9FBE7" blockId="26.[151,1437,151,1509]" box="[199,793,1087,1112]" pageId="26" pageNumber="527">
<emphasis id="20E3EAFAEB7BFFC5D2A7FB89FDFAFBE8" bold="true" box="[199,570,1087,1112]" pageId="26" pageNumber="527">Methyl Green staining pattern.</emphasis>
No distinct pattern.
</paragraph>
</subSubSection>
<subSubSection id="5A8D6563EB7BFFC5D2A7FBD2FBB7FA2C" pageId="26" pageNumber="527" type="discussion">
<paragraph id="122836E8EB7BFFC5D2A7FBD2FBB7FA2C" blockId="26.[151,1437,151,1509]" pageId="26" pageNumber="527">
<emphasis id="20E3EAFAEB7BFFC5D2A7FBD2FEFBFBCD" bold="true" box="[199,315,1124,1149]" pageId="26" pageNumber="527">Remarks.</emphasis>
<taxonomicName id="D5974D6BEB7BFFC5D322FBD2FD8BFBCC" box="[322,587,1124,1149]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="26" pageNumber="527" phylum="Annelida" rank="species" species="pugettensis" status="sp. nov.">
<emphasis id="20E3EAFAEB7BFFC5D322FBD2FD8BFBCC" box="[322,587,1124,1149]" italics="true" pageId="26" pageNumber="527">Chaetozone pugettensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3BD05781EB7BFFC5D033FBD2FD52FBCD" box="[595,658,1124,1149]" pageId="26" pageNumber="527" rank="species">
<emphasis id="20E3EAFAEB7BFFC5D033FBD2FD52FBCD" bold="true" box="[595,658,1124,1149]" pageId="26" pageNumber="527">n. sp.</emphasis>
</taxonomicNameLabel>
closely resembles the
<typeStatus id="CD2C884AEB7BFFC5D1F1FBD3FC01FBCD" box="[913,961,1125,1149]" pageId="26" pageNumber="527">type</typeStatus>
species,
<taxonomicName id="D5974D6BEB7BFFC5D647FBD3FB4EFBCC" box="[1063,1166,1125,1148]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="26" pageNumber="527" phylum="Annelida" rank="species" species="setosa">
<emphasis id="20E3EAFAEB7BFFC5D647FBD3FB4EFBCC" box="[1063,1166,1125,1148]" italics="true" pageId="26" pageNumber="527">C. setosa</emphasis>
</taxonomicName>
in the nature of the two large peristomial rings, overlaid dorsally by an inflated and sometimes bulbous dorsal ridge or crest; the form and placement of the achaetous segment anterior to setiger 1; position of the dorsal tentacles and first pair of branchiae; and the number and structure of the posterior spines. Both species also have the noto- and neuropodial acicular spines from the posterior third of the body and both have weakly developed dorsal grooves and well-developed ventral grooves along the body.
<taxonomicName id="D5974D6BEB7BFFC5D066FAAEFD66FA80" box="[518,678,1304,1328]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="26" pageNumber="527" phylum="Annelida" rank="species" species="pugettensis" status="sp. nov.">
<emphasis id="20E3EAFAEB7BFFC5D066FAAEFD66FA80" box="[518,678,1304,1328]" italics="true" pageId="26" pageNumber="527">C. pugettensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3BD05781EB7BFFC5D0CFFAA1FD30FA80" box="[687,752,1303,1328]" pageId="26" pageNumber="527" rank="species">
<emphasis id="20E3EAFAEB7BFFC5D0CFFAA1FD30FA80" bold="true" box="[687,752,1303,1328]" pageId="26" pageNumber="527">n. sp.</emphasis>
</taxonomicNameLabel>
differs from
<taxonomicName id="D5974D6BEB7BFFC5D1E9FAAEFC31FA80" box="[905,1009,1304,1328]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="26" pageNumber="527" phylum="Annelida" rank="species" species="setosa">
<emphasis id="20E3EAFAEB7BFFC5D1E9FAAEFC31FA80" box="[905,1009,1304,1328]" italics="true" pageId="26" pageNumber="527">C. setosa</emphasis>
</taxonomicName>
in that the
<typeStatus id="CD2C884AEB7BFFC5D616FAAFFB66FA81" box="[1142,1190,1305,1329]" pageId="26" pageNumber="527">type</typeStatus>
species exhibits long natatory-like capillaries on most body segments including among the posterior spines whereas no specimens of
<taxonomicName id="D5974D6BEB7BFFC5D7E2FA8BFED5FAC8" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="26" pageNumber="527" phylum="Annelida" rank="species" species="pugettensis" status="sp. nov.">
<emphasis id="20E3EAFAEB7BFFC5D7E2FA8BFED5FAC8" italics="true" pageId="26" pageNumber="527">C. pugettensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3BD05781EB7BFFC5D37EFAE9FE9EFAC8" box="[286,350,1375,1400]" pageId="26" pageNumber="527" rank="species">
<emphasis id="20E3EAFAEB7BFFC5D37EFAE9FE9EFAC8" bold="true" box="[286,350,1375,1400]" pageId="26" pageNumber="527">n. sp.</emphasis>
</taxonomicNameLabel>
in the present collection have been observed with these setae. Another important difference is that
<taxonomicName id="D5974D6BEB7BFFC5D2A8FA33FEEEFA2C" box="[200,302,1413,1436]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="26" pageNumber="527" phylum="Annelida" rank="species" species="setosa">
<emphasis id="20E3EAFAEB7BFFC5D2A8FA33FEEEFA2C" box="[200,302,1413,1436]" italics="true" pageId="26" pageNumber="527">C. setosa</emphasis>
</taxonomicName>
has a distinct MG staining pattern, whereas
<taxonomicName id="D5974D6BEB7BFFC5D141FA33FC7FFA2C" box="[801,959,1413,1436]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="26" pageNumber="527" phylum="Annelida" rank="species" species="pugettensis" status="sp. nov.">
<emphasis id="20E3EAFAEB7BFFC5D141FA33FC7FFA2C" box="[801,959,1413,1436]" italics="true" pageId="26" pageNumber="527">C. pugettensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3BD05781EB7BFFC5D1A6FA32FBC5FA2D" box="[966,1029,1412,1437]" pageId="26" pageNumber="527" rank="species">
<emphasis id="20E3EAFAEB7BFFC5D1A6FA32FBC5FA2D" bold="true" box="[966,1029,1412,1437]" pageId="26" pageNumber="527">n. sp.</emphasis>
</taxonomicNameLabel>
has none.
</paragraph>
</subSubSection>
<subSubSection id="5A8D6563EB7BFFC5D2A7FA11FAC0FA70" box="[199,1280,1447,1473]" pageId="26" pageNumber="527" type="etymology">
<paragraph id="122836E8EB7BFFC5D2A7FA11FAC0FA70" blockId="26.[151,1437,151,1509]" box="[199,1280,1447,1473]" pageId="26" pageNumber="527">
<emphasis id="20E3EAFAEB7BFFC5D2A7FA11FE8EFA70" bold="true" box="[199,334,1447,1472]" pageId="26" pageNumber="527">Etymology.</emphasis>
This species is named for its collection in the Puget Sound, offshore Decatur Island.
</paragraph>
</subSubSection>
<subSubSection id="5A8D6563EB7BFFC5D2A7FA7AFC4FFA54" box="[199,911,1484,1509]" pageId="26" pageNumber="527" type="distribution">
<paragraph id="122836E8EB7BFFC5D2A7FA7AFC4FFA54" blockId="26.[151,1437,151,1509]" box="[199,911,1484,1509]" pageId="26" pageNumber="527">
<emphasis id="20E3EAFAEB7BFFC5D2A7FA7AFEA0FA55" bold="true" box="[199,352,1484,1509]" pageId="26" pageNumber="527">Distribution.</emphasis>
Puget Sound, in silt and clay, shallow water,
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.
</specimenCount>
</paragraph>
</subSubSection>
</treatment>
</document>
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