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<document id="E3197B733180ABACF7E26AB2F5E67EE8" ID-DOI="10.11646/zootaxa.3630.1.3" ID-GBIF-Dataset="1b52af07-214d-42f1-ae87-d66d081c5c3e" ID-ISSN="1175-5326" ID-Zenodo-Dep="247341" ID-ZooBank="4D83BB98-9426-4138-B945-22B99034E791" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460583069976" checkinUser="plazi" docAuthor="Magalhães, Wagner F. &amp; Bailey-Brock, Julie H." docDate="2013" docId="9C12A93DFFD09801FF2C9C19D8A0EB0F" docLanguage="en" docName="zt03630p116.pdf" docOrigin="Zootaxa 3630 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Chaetozone michellae Magalhães &amp; Bailey-Brock, 2013, sp. nov." docType="treatment" docVersion="8" lastPageNumber="96" masterDocId="602BD145FFDE9811FFBB992CDC5AED3D" masterDocTitle="Bitentaculate Cirratulidae (Annelida: Polychaeta) from the northwestern Pacific Islands with description of nine new species" masterLastPageNumber="116" masterPageNumber="80" pageNumber="94" updateTime="1698324665014" updateUser="plazi">
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<mods:title id="0428254BCCB7D86704E41B62B793A0A9">Bitentaculate Cirratulidae (Annelida: Polychaeta) from the northwestern Pacific Islands with description of nine new species</mods:title>
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<mods:name id="363E84C93E21077F2CCF70E80EDAB6C8" type="personal">
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<mods:namePart id="8637F550FF8F49D2ED567BA71DCE3BEA">Magalhães, Wagner F.</mods:namePart>
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<mods:namePart id="17F10B1F807207D61FD9758B89988240">Bailey-Brock, Julie H.</mods:namePart>
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<mods:title id="72D13E20D153667F8D1143AE55D366DF">Zootaxa</mods:title>
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<mods:date id="09DC0A5FA4758B34CDC47AFC5A83BA0B">2013</mods:date>
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<mods:number id="824CF1AB5CF2FF6F01692D1D1C93B00A">3630</mods:number>
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<treatment id="9C12A93DFFD09801FF2C9C19D8A0EB0F" ID-DOI="http://doi.org/10.5281/zenodo.5632869" ID-GBIF-Taxon="119563705" ID-Zenodo-Dep="5632869" LSID="urn:lsid:plazi:treatment:9C12A93DFFD09801FF2C9C19D8A0EB0F" httpUri="http://treatment.plazi.org/id/9C12A93DFFD09801FF2C9C19D8A0EB0F" lastPageId="16" lastPageNumber="96" pageId="14" pageNumber="94">
<subSubSection id="5CA14BA0FFD0981FFF2C9C19DDF1E84D" pageId="14" pageNumber="94" type="nomenclature">
<paragraph id="1404182BFFD0981FFF2C9C19DE5CE872" blockId="14.[151,518,1333,1392]" box="[151,518,1333,1359]" pageId="14" pageNumber="94">
<heading id="4F4CAF47FFD0981FFF2C9C19DE5CE872" bold="true" box="[151,518,1333,1359]" fontSize="11" level="1" pageId="14" pageNumber="94" reason="1">
<emphasis id="26CFC439FFD0981FFF2C9C19DE5CE872" bold="true" box="[151,518,1333,1359]" pageId="14" pageNumber="94">
<taxonomicName id="D3BB63A8FFD0981FFF2C9C19DDFBE872" ID-CoL="TF2D" box="[151,417,1333,1359]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="14" pageNumber="94" phylum="Annelida" rank="species" species="michellae" status="sp. nov.">
<emphasis id="26CFC439FFD0981FFF2C9C19DDFBE872" bold="true" box="[151,417,1333,1359]" italics="true" pageId="14" pageNumber="94">Chaetozone michellae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3DFC7942FFD0981FFE139C19DE5CE872" box="[424,518,1333,1359]" pageId="14" pageNumber="94" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="1404182BFFD0981FFF2C9C7BDDF1E84D" blockId="14.[151,518,1333,1392]" box="[151,427,1367,1392]" pageId="14" pageNumber="94">
<figureCitation id="8C8004AEFFD0981FFF2C9C7BDD54E852" box="[151,270,1367,1391]" captionStart="FIGURE 10" captionStartId="15.[151,250,1172,1195]" captionTargetBox="[151,1428,195,1148]" captionTargetId="figure@15.[151,1436,195,1148]" captionTargetPageId="15" captionText="FIGURE 10. Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view; C, posterior modified segments with spines pointed onwards; D, MGSP showing transversal rings from chaetiger 24 to 28; E, cross section of a modified chaetiger showing the cincture with large dorsal gap and smaller ventral and lateral ones." httpUri="https://zenodo.org/record/247351/files/figure.png" pageId="14" pageNumber="94">Figures 10</figureCitation>
AE, 11 AE
</paragraph>
</subSubSection>
<subSubSection id="5CA14BA0FFD0981FFF2C9CB3D89BEB51" pageId="14" pageNumber="94" type="materials_examined">
<paragraph id="1404182BFFD0981FFF2C9CB3D89BEB51" blockId="14.[151,1437,1439,2004]" pageId="14" pageNumber="94">
<emphasis id="26CFC439FFD0981FFF2C9CB3DDD9E885" bold="true" box="[151,387,1439,1464]" pageId="14" pageNumber="94">Material examined.</emphasis>
<typeStatus id="CB00A689FFD0981FFE379CB3DDA3E88A" box="[396,505,1439,1463]" pageId="14" pageNumber="94" type="holotype">Holotype</typeStatus>
: Mamala Bay, south shore of Oahu
<collectingCountry id="6CAC58BBFFD0981FFC239CB3DF85E88A" box="[920,991,1439,1463]" name="Iceland" pageId="14" pageNumber="94">Island</collectingCountry>
, Hawaii, Sta. S1R1B, 21°14ʹ57.23ʺ N, 157°56ʹ41.82ʺ W,
<quantity id="D343B5CEFFD0981FFEC89CE8DD98E8E1" box="[371,450,1476,1500]" metricMagnitude="2" metricUnit="m" metricValue="4.279999999999999" pageId="14" pageNumber="94" unit="m" value="428.0">428 m</quantity>
,
<date id="60053EEBFFD0981FFE6F9CE9DE1CE8E1" box="[468,582,1476,1500]" pageId="14" pageNumber="94" value="1995-01">Jan. 1995</date>
(USNM 1195157).
<typeStatus id="CB00A689FFD0981FFC819CE9DFF1E8E0" box="[826,939,1477,1501]" pageId="14" pageNumber="94" type="paratype">Paratypes</typeStatus>
: same locality and date as
<typeStatus id="CB00A689FFD0981FFB479CE8D93BE8E1" box="[1276,1377,1476,1500]" pageId="14" pageNumber="94" type="holotype">holotype</typeStatus>
, Sta. S15R1A, 21°14ʹ42.50ʺ N, 157°58ʹ35.05ʺ W,
<quantity id="D343B5CEFFD0981FFD7A9CCBDF4BE8C2" box="[705,785,1511,1535]" metricMagnitude="2" metricUnit="m" metricValue="4.17" pageId="14" pageNumber="94" unit="m" value="417.0">417 m</quantity>
(1 lacking pygidium, BPBM R3646); Sta. S17R2A, 21°14ʹ12.56ʺ N, 157°52ʹ50.71ʺ W,
<quantity id="D343B5CEFFD0981FFD9A9F20DE3DEB19" box="[545,615,1548,1572]" metricMagnitude="2" metricUnit="m" metricValue="5.02" pageId="14" pageNumber="94" unit="m" value="502.0">502 m</quantity>
(1, BPBM R3647); Sta. S2R1A, 21°15ʹ0.20ʺ N, 157°55ʹ51.26ʺ W,
<quantity id="D343B5CEFFD0981FFAED9F20D9C6EB19" box="[1366,1436,1548,1572]" metricMagnitude="2" metricUnit="m" metricValue="4.43" pageId="14" pageNumber="94" unit="m" value="443.0">443 m</quantity>
(1 lacking pygidium, USNM 1195158); Sta. S11R2B, 21°12ʹ49.29ʺ N, 157°56ʹ49.94ʺ W,
<quantity id="D343B5CEFFD0981FFB7E9F03D948EB7A" box="[1221,1298,1583,1607]" metricMagnitude="2" metricUnit="m" metricValue="5.07" pageId="14" pageNumber="94" unit="m" value="507.0">507 m</quantity>
(1, USNM 1195159); Sta. S14R2B, 21°14ʹ43.76ʺ N, 157°58ʹ4.45ʺ W,
<quantity id="D343B5CEFFD0981FFC979F78DF29EB51" box="[812,883,1620,1644]" metricMagnitude="2" metricUnit="m" metricValue="4.26" pageId="14" pageNumber="94" unit="m" value="426.0">426 m</quantity>
(1 on stub, USNM 1195160).
</paragraph>
</subSubSection>
<subSubSection id="5CA14BA0FFD0981EFF729F5BDFAEEB15" lastPageId="15" lastPageNumber="95" pageId="14" pageNumber="94" type="description">
<paragraph id="1404182BFFD0981FFF729F5BDEACEA79" blockId="14.[151,1437,1439,2004]" pageId="14" pageNumber="94">
<emphasis id="26CFC439FFD0981FFF729F5BDD01EBAD" bold="true" box="[201,347,1655,1680]" pageId="14" pageNumber="94">Description.</emphasis>
<typeStatus id="CB00A689FFD0981FFEDA9F5BDD93EBB2" box="[353,457,1655,1679]" pageId="14" pageNumber="94" type="holotype">Holotype</typeStatus>
6.0 mm long,
<quantity id="D343B5CEFFD0981FFDD79F5BDE98EBB2" box="[620,706,1655,1679]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" pageId="14" pageNumber="94" unit="mm" value="0.4">0.4 mm</quantity>
wide with 66 chaetigers.
<typeStatus id="CB00A689FFD0981FFC5A9F54D814EBAD" box="[993,1102,1656,1680]" pageId="14" pageNumber="94" type="paratype">Paratypes</typeStatus>
ranging between 5.06.0 mm long, 0.30.5 wide per 6089 chaetigers. Body divided into three parts: thoracic region, slightly expanded with crowded chaetigers, faintly rounded dorsally, ventrally flattened with dorsal and ventral grooves (
<figureCitation id="8C8004AEFFD0981FFB589F93D963EBEA" box="[1251,1337,1727,1751]" captionStart="FIGURE 10" captionStartId="15.[151,250,1172,1195]" captionTargetBox="[151,1428,195,1148]" captionTargetId="figure@15.[151,1436,195,1148]" captionTargetPageId="15" captionText="FIGURE 10. Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view; C, posterior modified segments with spines pointed onwards; D, MGSP showing transversal rings from chaetiger 24 to 28; E, cross section of a modified chaetiger showing the cincture with large dorsal gap and smaller ventral and lateral ones." httpUri="https://zenodo.org/record/247351/files/figure.png" pageId="14" pageNumber="94">Figs 10</figureCitation>
A, 11A); anterior abdominal region with dorsally inflated segments, ventrally flat, dorsal groove only; and posterior abdominal region, with partial cinctures (
<figureCitation id="8C8004AEFFD0981FFDC19E2BDE8AEA22" box="[634,720,1799,1823]" captionStart="FIGURE 10" captionStartId="15.[151,250,1172,1195]" captionTargetBox="[151,1428,195,1148]" captionTargetId="figure@15.[151,1436,195,1148]" captionTargetPageId="15" captionText="FIGURE 10. Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view; C, posterior modified segments with spines pointed onwards; D, MGSP showing transversal rings from chaetiger 24 to 28; E, cross section of a modified chaetiger showing the cincture with large dorsal gap and smaller ventral and lateral ones." httpUri="https://zenodo.org/record/247351/files/figure.png" pageId="14" pageNumber="94">Fig. 10</figureCitation>
C). Pygidium with a simple ventral lobe (
<figureCitation id="8C8004AEFFD0981FFB009E2BD955EA22" box="[1211,1295,1799,1823]" captionStart="FIGURE 11" captionStartId="17.[151,250,1316,1339]" captionTargetBox="[153,1436,181,1301]" captionTargetId="figure@17.[153,1438,181,1301]" captionTargetPageId="17" captionText="FIGURE 11. SEM of Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view showing position of dorsal tentacles and branchial filaments; C, thoracic capillary chaetae; D, abdominal spines; E, posterior end with pygidium." httpUri="https://zenodo.org/record/247352/files/figure.png" pageId="14" pageNumber="94">Fig. 11</figureCitation>
E). Color in alcohol pale yellow, lacking distinctive body pigment.
</paragraph>
<paragraph id="1404182BFFD0981FFF729E63DE91EAE9" blockId="14.[151,1437,1439,2004]" pageId="14" pageNumber="94">
Prostomium long, triangular, pointed, no nuchal organs or eyes observed; Peristomium with three sub-equal annulations (
<figureCitation id="8C8004AEFFD0981FFE9C9E58DD26EAB1" box="[295,380,1908,1932]" captionStart="FIGURE 10" captionStartId="15.[151,250,1172,1195]" captionTargetBox="[151,1428,195,1148]" captionTargetId="figure@15.[151,1436,195,1148]" captionTargetPageId="15" captionText="FIGURE 10. Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view; C, posterior modified segments with spines pointed onwards; D, MGSP showing transversal rings from chaetiger 24 to 28; E, cross section of a modified chaetiger showing the cincture with large dorsal gap and smaller ventral and lateral ones." httpUri="https://zenodo.org/record/247351/files/figure.png" pageId="14" pageNumber="94">Figs 10</figureCitation>
A, B, 11A, B). Dorsal tentacles arising on anterior margin of chaetiger 1 (
<figureCitation id="8C8004AEFFD0981FFB079E58D956EAB1" box="[1212,1292,1908,1932]" captionStart="FIGURE 11" captionStartId="17.[151,250,1316,1339]" captionTargetBox="[153,1436,181,1301]" captionTargetId="figure@17.[153,1438,181,1301]" captionTargetPageId="17" captionText="FIGURE 11. SEM of Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view showing position of dorsal tentacles and branchial filaments; C, thoracic capillary chaetae; D, abdominal spines; E, posterior end with pygidium." httpUri="https://zenodo.org/record/247352/files/figure.png" pageId="14" pageNumber="94">Fig. 11</figureCitation>
B). First pair of branchiae postero-lateral to dorsal tentacles anterior to chaetiger 1 (
<figureCitation id="8C8004AEFFD0981FFC1E9EB4DFAFEA8D" box="[933,1013,1944,1968]" captionStart="FIGURE 11" captionStartId="17.[151,250,1316,1339]" captionTargetBox="[153,1436,181,1301]" captionTargetId="figure@17.[153,1438,181,1301]" captionTargetPageId="17" captionText="FIGURE 11. SEM of Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view showing position of dorsal tentacles and branchial filaments; C, thoracic capillary chaetae; D, abdominal spines; E, posterior end with pygidium." httpUri="https://zenodo.org/record/247352/files/figure.png" pageId="14" pageNumber="94">Fig. 11</figureCitation>
B). Branchiae slender; more abundant in anterior end and absent in last third of the body.
</paragraph>
<caption id="40C448A3FFD1981EFF2C9DB8D824E9D5" httpUri="https://zenodo.org/record/247351/files/figure.png" pageId="15" pageNumber="95" targetBox="[151,1428,195,1148]" targetPageId="15">
<paragraph id="1404182BFFD1981EFF2C9DB8D824E9D5" blockId="15.[151,1436,1172,1256]" pageId="15" pageNumber="95">
<emphasis id="26CFC439FFD1981EFF2C9DB8DD7AE997" bold="true" box="[151,288,1172,1195]" pageId="15" pageNumber="95">FIGURE 10.</emphasis>
<taxonomicName id="D3BB63A8FFD1981EFE9C9DB9DE5DE996" box="[295,519,1173,1195]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="95" phylum="Annelida" rank="species" species="michellae" status="sp. nov.">
<emphasis id="26CFC439FFD1981EFE9C9DB9DE5DE996" box="[295,519,1173,1195]" italics="true" pageId="15" pageNumber="95">Chaetozone michellae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3DFC7942FFD1981EFDB49DB9DE04E997" box="[527,606,1173,1194]" pageId="15" pageNumber="95" rank="species">sp. nov.</taxonomicNameLabel>
A, anterior end, dorsal view; B, anterior end, lateral view; C, posterior modified segments with spines pointed onwards; D, MGSP showing transversal rings from chaetiger 24 to 28; E, cross section of a modified chaetiger showing the cincture with large dorsal gap and smaller ventral and lateral ones.
</paragraph>
</caption>
<paragraph id="1404182BFFD1981EFF7C9C39DDDEE8DD" blockId="15.[151,1437,1301,2009]" pageId="15" pageNumber="95">
Thoracic chaetigers with short capillaries (
<figureCitation id="8C8004AEFFD1981EFD009C39DF54E810" box="[699,782,1301,1325]" captionStart="FIGURE 11" captionStartId="17.[151,250,1316,1339]" captionTargetBox="[153,1436,181,1301]" captionTargetId="figure@17.[153,1438,181,1301]" captionTargetPageId="17" captionText="FIGURE 11. SEM of Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view showing position of dorsal tentacles and branchial filaments; C, thoracic capillary chaetae; D, abdominal spines; E, posterior end with pygidium." httpUri="https://zenodo.org/record/247352/files/figure.png" pageId="15" pageNumber="95">Fig. 11</figureCitation>
C); notochaetae long natatory capillaries from chaetiger
<quantity id="D343B5CEFFD1981EFF2C9C14DCA0E86D" box="[151,250,1336,1360]" metricMagnitude="-1" metricUnit="m" metricValue="5.715" metricValueMax="7.62" metricValueMin="3.81" pageId="15" pageNumber="95" unit="in" value="22.5" valueMax="30.0" valueMin="15.0">1530 in</quantity>
some specimens. Neuroacicular spines from about chaetiger 40, 23 spines per fascicle alternated by 34 companion capillaries. Notoacicular spines from chaetiger 5060, posterior segments bear 67 acicular spines in noto- and neuropodia alternating with same number of normal capillaries (
<figureCitation id="8C8004AEFFD1981EFC6D9CACD871E8A5" box="[982,1067,1408,1432]" captionStart="FIGURE 10" captionStartId="15.[151,250,1172,1195]" captionTargetBox="[151,1428,195,1148]" captionTargetId="figure@15.[151,1436,195,1148]" captionTargetPageId="15" captionText="FIGURE 10. Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view; C, posterior modified segments with spines pointed onwards; D, MGSP showing transversal rings from chaetiger 24 to 28; E, cross section of a modified chaetiger showing the cincture with large dorsal gap and smaller ventral and lateral ones." httpUri="https://zenodo.org/record/247351/files/figure.png" pageId="15" pageNumber="95">Figs 10</figureCitation>
E, 11D, E). Partial cinctures with large dorsal gap and smaller ventral and lateral ones (
<figureCitation id="8C8004AEFFD1981EFC9B9C89DF2DE880" box="[800,887,1445,1469]" captionStart="FIGURE 10" captionStartId="15.[151,250,1172,1195]" captionTargetBox="[151,1428,195,1148]" captionTargetId="figure@15.[151,1436,195,1148]" captionTargetPageId="15" captionText="FIGURE 10. Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view; C, posterior modified segments with spines pointed onwards; D, MGSP showing transversal rings from chaetiger 24 to 28; E, cross section of a modified chaetiger showing the cincture with large dorsal gap and smaller ventral and lateral ones." httpUri="https://zenodo.org/record/247351/files/figure.png" pageId="15" pageNumber="95">Fig. 10</figureCitation>
E). Fascicles from modified segments directed anteriorly (
<figureCitation id="8C8004AEFFD1981EFEA89CE4DD38E8DD" box="[275,354,1480,1504]" captionStart="FIGURE 11" captionStartId="17.[151,250,1316,1339]" captionTargetBox="[153,1436,181,1301]" captionTargetId="figure@17.[153,1438,181,1301]" captionTargetPageId="17" captionText="FIGURE 11. SEM of Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view showing position of dorsal tentacles and branchial filaments; C, thoracic capillary chaetae; D, abdominal spines; E, posterior end with pygidium." httpUri="https://zenodo.org/record/247352/files/figure.png" pageId="15" pageNumber="95">Fig. 11</figureCitation>
E).
</paragraph>
<paragraph id="1404182BFFD1981EFF729CC0DFAEEB15" blockId="15.[151,1437,1301,2009]" pageId="15" pageNumber="95">
<emphasis id="26CFC439FFD1981EFF729CC0DD44EB38" bold="true" box="[201,286,1516,1541]" pageId="15" pageNumber="95">MGSP.</emphasis>
Whole body stains a greenish blue; prostomium with anterior tip unstained. Distinctive band encircling the body with dark speckles between chaetigers 2225 (
<figureCitation id="8C8004AEFFD1981EFCC49F3CDF8BEB15" box="[895,977,1552,1576]" captionStart="FIGURE 10" captionStartId="15.[151,250,1172,1195]" captionTargetBox="[151,1428,195,1148]" captionTargetId="figure@15.[151,1436,195,1148]" captionTargetPageId="15" captionText="FIGURE 10. Chaetozone michellae sp. nov. A, anterior end, dorsal view; B, anterior end, lateral view; C, posterior modified segments with spines pointed onwards; D, MGSP showing transversal rings from chaetiger 24 to 28; E, cross section of a modified chaetiger showing the cincture with large dorsal gap and smaller ventral and lateral ones." httpUri="https://zenodo.org/record/247351/files/figure.png" pageId="15" pageNumber="95">Fig. 10</figureCitation>
D).
</paragraph>
</subSubSection>
<subSubSection id="5CA14BA0FFD1981EFF729F19DCA3EA50" pageId="15" pageNumber="95" type="discussion">
<paragraph id="1404182BFFD1981EFF729F19DCA3EA50" blockId="15.[151,1437,1301,2009]" pageId="15" pageNumber="95">
<emphasis id="26CFC439FFD1981EFF729F19DD67EB70" bold="true" box="[201,317,1589,1613]" pageId="15" pageNumber="95">Remarks.</emphasis>
<taxonomicName id="D3BB63A8FFD1981EFEFF9F19DE66EB70" box="[324,572,1589,1613]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="95" phylum="Annelida" rank="species" species="michellae" status="sp. nov.">
<emphasis id="26CFC439FFD1981EFEFF9F19DE66EB70" box="[324,572,1589,1613]" italics="true" pageId="15" pageNumber="95">Chaetozone michellae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3DFC7942FFD1981EFDF89F19DEC7EB70" box="[579,669,1589,1613]" pageId="15" pageNumber="95" rank="species">
<emphasis id="26CFC439FFD1981EFDF89F19DEC7EB70" bold="true" box="[579,669,1589,1613]" pageId="15" pageNumber="95">sp. nov.</emphasis>
</taxonomicNameLabel>
, is distinct from other
<taxonomicName id="D3BB63A8FFD1981EFC279F19D87BEB70" box="[924,1057,1589,1613]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="95" phylum="Annelida" rank="genus">
<emphasis id="26CFC439FFD1981EFC279F19D87BEB70" box="[924,1057,1589,1613]" italics="true" pageId="15" pageNumber="95">Chaetozone</emphasis>
</taxonomicName>
species by the presence of a deep mid-dorsal groove throughout the body. Blake (1996b) described a shallow mid-dorsal groove for
<taxonomicName id="D3BB63A8FFD1981EFAA39F75DDC4EBA8" authority="Malmgren, 1867" authorityName="Malmgren" authorityYear="1867" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="95" phylum="Annelida" rank="species" species="setosa">
<emphasis id="26CFC439FFD1981EFAA39F75DC87EBA8" italics="true" pageId="15" pageNumber="95">Chaetozone setosa</emphasis>
Malmgren, 1867
</taxonomicName>
but this species differs from
<taxonomicName id="D3BB63A8FFD1981EFD589F52DF2AEBA8" box="[739,880,1661,1685]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="95" phylum="Annelida" rank="species" species="michellae" status="sp. nov.">
<emphasis id="26CFC439FFD1981EFD589F52DF2AEBA8" box="[739,880,1661,1685]" italics="true" pageId="15" pageNumber="95">C. michellae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3DFC7942FFD1981EFCCC9F51DF8AEBA8" box="[887,976,1661,1685]" pageId="15" pageNumber="95" rank="species">
<emphasis id="26CFC439FFD1981EFCCC9F51DF8AEBA8" bold="true" box="[887,976,1661,1685]" pageId="15" pageNumber="95">sp. nov.</emphasis>
</taxonomicNameLabel>
, by its extreme development of posterior cinctures as well as the position of the dorsal tentacles and the first pair of branchiae (Table 3).
<taxonomicName id="D3BB63A8FFD1981EFAA39F8DDD5EEBE0" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="95" phylum="Annelida" rank="species" species="michellae" status="sp. nov.">
<emphasis id="26CFC439FFD1981EFAA39F8DDD5EEBE0" italics="true" pageId="15" pageNumber="95">Chaetozone michellae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="3DFC7942FFD1981EFEAB9FE9DD34EBE0" box="[272,366,1733,1757]" pageId="15" pageNumber="95" rank="species">
<emphasis id="26CFC439FFD1981EFEAB9FE9DD34EBE0" bold="true" box="[272,366,1733,1757]" pageId="15" pageNumber="95">sp. nov.</emphasis>
</taxonomicNameLabel>
, seems to be a close relative of
<taxonomicName id="D3BB63A8FFD1981EFD409FEAD867EBE0" authority="Blake, 1996" authorityName="Blake" authorityYear="1996" box="[763,1085,1733,1757]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="95" phylum="Annelida" rank="species" species="columbiana">
<emphasis id="26CFC439FFD1981EFD409FEADFFFEBE0" box="[763,933,1733,1757]" italics="true" pageId="15" pageNumber="95">C. columbiana</emphasis>
Blake, 1996
</taxonomicName>
with an elongate and narrow prostomium, presence of three annulations in the peristomium and MGSP leaving the anterior tip of the prostomium unstained and forming complete bands over some mid-body chaetigers. They differ by the absence of a mid-dorsal groove, presence of geniculate spines and a pygidium with a thin filament in
<taxonomicName id="D3BB63A8FFD1981EFB359E1DD969EA74" box="[1166,1331,1841,1865]" class="Polychaeta" family="Cirratulidae" genus="Chaetozone" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="95" phylum="Annelida" rank="species" species="columbiana">
<emphasis id="26CFC439FFD1981EFB359E1DD969EA74" box="[1166,1331,1841,1865]" italics="true" pageId="15" pageNumber="95">C. columbiana</emphasis>
</taxonomicName>
(see also Table 3).
</paragraph>
</subSubSection>
<subSubSection id="5CA14BA0FFD1981EFF729E55DFE7EA88" pageId="15" pageNumber="95" type="etymology">
<paragraph id="1404182BFFD1981EFF729E55DFE7EA88" blockId="15.[151,1437,1301,2009]" pageId="15" pageNumber="95">
<emphasis id="26CFC439FFD1981EFF729E55DD15EAAC" bold="true" box="[201,335,1913,1937]" pageId="15" pageNumber="95">Etymology.</emphasis>
Named after Ms. Michelle McGurr, a former wormlab staff member and polychaete enthusiast who processed many of the samples from where this species was found.
</paragraph>
</subSubSection>
<subSubSection id="5CA14BA0FFD19801FF729EECDF73EE38" lastPageId="16" lastPageNumber="96" pageId="15" pageNumber="95" type="biology_ecology">
<paragraph id="1404182BFFD19801FF729EECDF85EDCA" blockId="15.[151,1437,1301,2009]" lastBlockId="16.[151,1436,151,248]" lastPageId="16" lastPageNumber="96" pageId="15" pageNumber="95">
<emphasis id="26CFC439FFD1981EFF729EECDDD5EAE4" bold="true" box="[201,399,1984,2009]" pageId="15" pageNumber="95">Biology/Ecology.</emphasis>
This species was sampled in deep waters (
<quantity id="D343B5CEFFD1981EFC359EEDD849EAE4" box="[910,1043,1985,2009]" metricMagnitude="2" metricUnit="m" metricValue="4.62" metricValueMax="5.07" metricValueMin="4.17" pageId="15" pageNumber="95" unit="m" value="462.0" valueMax="507.0" valueMin="417.0">417507 m</quantity>
) during a study of harbor dredge disposal sites. This region has received dredge spoil sediments from Honolulu and Pearl Harbors over the last few decades and deposits of more than
<quantity id="D343B5CEFFCE9801FDA49990DE39EDE9" box="[543,611,188,212]" metricMagnitude="-1" metricUnit="m" metricValue="3.0" pageId="16" pageNumber="96" unit="cm" value="30.0">30 cm</quantity>
thickness cover relict natural sediment and reefs (Hampton
<emphasis id="26CFC439FFCE9801FABD9991D964EDE9" box="[1286,1342,188,212]" italics="true" pageId="16" pageNumber="96">et al.</emphasis>
1997).
<emphasis id="26CFC439FFCE9801FF7299F3DD38EDC5" bold="true" box="[201,354,223,248]" pageId="16" pageNumber="96">Distribution.</emphasis>
Mamala Bay, south shore of Oahu
<collectingCountry id="6CAC58BBFFCE9801FD5599F3DF6FEDCA" box="[750,821,223,247]" name="Iceland" pageId="16" pageNumber="96">Island</collectingCountry>
, Hawaii,
<collectingCountry id="6CAC58BBFFCE9801FC1B99F3DF86EDCA" box="[928,988,223,247]" name="United States of America" pageId="16" pageNumber="96">USA</collectingCountry>
.
</paragraph>
<paragraph id="1404182BFFCE9801FF109BFDDF73EE38" blockId="16.[125,1773,721,1586]" pageId="16" pageNumber="96">
<emphasis id="26CFC439FFCE9801FF109BFDDD5DEFDE" bold="true" box="[171,263,721,739]" pageId="16" pageNumber="96">TABLE 3.</emphasis>
Synoptic table of morphological characteristics of five closely related species of
<taxonomicName id="D3BB63A8FFCE9801FC7B9BFDD872EFDE" box="[960,1064,721,739]" class="Polychaeta" family="Cirratulidae" genus="Monticellina" kingdom="Animalia" order="Terebellida" pageId="16" pageNumber="96" phylum="Annelida" rank="genus">
<emphasis id="26CFC439FFCE9801FC7B9BFDD872EFDE" box="[960,1064,721,739]" italics="true" pageId="16" pageNumber="96">Monticellina</emphasis>
</taxonomicName>
including the new species from Hawaii compared to the
<typeStatus id="CB00A689FFCE9801F9AD9BFDDA63EFDE" box="[1558,1593,721,739]" pageId="16" pageNumber="96">type</typeStatus>
species
<taxonomicName id="D3BB63A8FFCE9801FF109BDEDDA3EE38" authority="Laubier, 1961" authorityName="Laubier" authorityYear="1961" box="[171,505,754,773]" class="Polychaeta" family="Cirratulidae" genus="Monticellina" kingdom="Animalia" order="Terebellida" pageId="16" pageNumber="96" phylum="Annelida" rank="species" species="heterochaeta">
<emphasis id="26CFC439FFCE9801FF109BDEDDD8EE39" box="[171,386,754,772]" italics="true" pageId="16" pageNumber="96">Monticellina heterochaeta</emphasis>
Laubier, 1961
</taxonomicName>
(modified from Dean &amp; Blake 2009)
</paragraph>
</subSubSection>
<subSubSection id="5CA14BA0FFCE9801FFC69A3CD8A0EB0F" pageId="16" pageNumber="96" type="description">
<paragraph id="1404182BFFCE9801FFC69A3CDAC7EE19" blockId="16.[125,1773,721,1586]" box="[125,1693,784,804]" pageId="16" pageNumber="96">
<emphasis id="26CFC439FFCE9801FFC69A3CDAC7EE19" bold="true" box="[125,1693,784,804]" pageId="16" pageNumber="96">Species Prostomium Number of Nature of Position of first pair First appearance of Nature of denticulate Posterior end</emphasis>
</paragraph>
<paragraph id="1404182BFFCE9801FDAB9A06D924EE03" blockId="16.[125,1773,721,1586]" box="[528,1406,810,830]" pageId="16" pageNumber="96">
<emphasis id="26CFC439FFCE9801FDAB9A06D924EE03" bold="true" box="[528,1406,810,830]" pageId="16" pageNumber="96">peristomial segment 1 of branchiae denticulate chaetae (max. chaetae</emphasis>
</paragraph>
<paragraph id="1404182BFFCE9801FDAB9A68D8B9EE65" blockId="16.[125,1773,721,1586]" box="[528,1251,836,856]" pageId="16" pageNumber="96">
<emphasis id="26CFC439FFCE9801FDAB9A68D8B9EE65" bold="true" box="[528,1251,836,856]" pageId="16" pageNumber="96">annulations number of chaetae)</emphasis>
</paragraph>
<paragraph id="1404182BFFCE9801FF289A5EDA5CEE9F" blockId="16.[125,1773,721,1586]" pageId="16" pageNumber="96">
.
<taxonomicName id="D3BB63A8FFCE9801FF049A5EDDDEEEB5" authority="Long" authorityName="Long" box="[191,388,882,904]" class="Polychaeta" family="Cirratulidae" genus="Monticellina" kingdom="Animalia" order="Terebellida" pageId="16" pageNumber="96" phylum="Annelida" rank="species" species="heterochaeta">
<emphasis id="26CFC439FFCE9801FF049A5EDD62EEBA" box="[191,312,882,903]" italics="true" pageId="16" pageNumber="96">heterochaeta</emphasis>
Long
</taxonomicName>
, conical 1 Chaetigerous, Lateral to dorsal 12 notopodia (45) Short with blades Unknown Laubier, 1961 complete tentacles; on 12 neuropodia (5) expanded basally and
</paragraph>
<paragraph id="1404182BFFCE9801FCF89A85D98CEE83" blockId="16.[125,1773,721,1586]" box="[835,1494,937,958]" pageId="16" pageNumber="96">peristomium distinct dentition</paragraph>
<paragraph id="1404182BFFCE9801FF289AE8D93AE92D" blockId="16.[125,1773,721,1586]" pageId="16" pageNumber="96">
.
<emphasis id="26CFC439FFCE9801FF6E9AE8DD63EEE4" box="[213,313,964,985]" italics="true" pageId="16" pageNumber="96">serratiseta</emphasis>
Short, triangular 23 Chaetigerous, Lateral to dorsal Posterior noto- and Numerous denticles, Tapers posteriorly Banse &amp; Hobson, to conical complete tentacles; on neuropodia (56 per 12 enlarged near to toward pygidium 1968) chaetiger 1 fascicle) base
</paragraph>
<paragraph id="1404182BFFCE9801FF289D3ADA99E97A" blockId="16.[125,1773,721,1586]" pageId="16" pageNumber="96">
.
<taxonomicName id="D3BB63A8FFCE9801FF5C9D3ADDDCE911" authority="Short" authorityName="Short" box="[231,390,1046,1068]" class="Polychaeta" family="Cirratulidae" genus="Monticellina" kingdom="Animalia" order="Terebellida" pageId="16" pageNumber="96" phylum="Annelida" rank="species" species="tesselata">
<emphasis id="26CFC439FFCE9801FF5C9D3ADD63E916" box="[231,313,1046,1067]" italics="true" pageId="16" pageNumber="96">tesselata</emphasis>
Short
</taxonomicName>
, conical 23 Chaetigerous, Postero-lateral to Absent on notopodia Expanded blades with Inflated, narrowing to Hartman, 1960) complete dorsal tentacles; on 14 neuropodia (20) distinct dentition pointed pygidium
</paragraph>
<paragraph id="1404182BFFCE9801FCF89D61DFF1E95F" blockId="16.[125,1773,721,1586]" box="[835,939,1101,1122]" pageId="16" pageNumber="96">chaetiger 1</paragraph>
<paragraph id="1404182BFFCE9801FF289D44DAE4E9A4" blockId="16.[125,1773,721,1586]" pageId="16" pageNumber="96">
.
<taxonomicName id="D3BB63A8FFCE9801FF189D44DDDCE943" authority="Blake, Short" authorityName="Blake, Short" box="[163,390,1128,1150]" class="Polychaeta" family="Cirratulidae" genus="Monticellina" kingdom="Animalia" order="Terebellida" pageId="16" pageNumber="96" phylum="Annelida" rank="species" species="cryptica">
<emphasis id="26CFC439FFCE9801FF189D44DCAAE940" box="[163,240,1128,1149]" italics="true" pageId="16" pageNumber="96">cryptica</emphasis>
Blake, Short
</taxonomicName>
, triangular 2 Fused with Postero-lateral to 21 notopodia (3) Widely spaced teeth Tapers posteriorly 1996 peristomium dorsal tentacles; on 22 neuropodia (23) seen at 400× toward pygidium
</paragraph>
<paragraph id="1404182BFFCE9801FCF89DB3DFE0E989" blockId="16.[125,1773,721,1586]" box="[835,954,1183,1204]" pageId="16" pageNumber="96">peristomium</paragraph>
<paragraph id="1404182BFFCE9801FF289D96DA5CE9D6" blockId="16.[125,1773,721,1586]" pageId="16" pageNumber="96">
.
<emphasis id="26CFC439FFCE9801FF199D96DCA9E9F2" box="[162,243,1210,1231]" italics="true" pageId="16" pageNumber="96">antelaxa</emphasis>
(Dean Short, conical 3 Chaetigerous, Postero-lateral to Absent on notopodia Strongly serrated with Unknown Blake, 2009) complete dorsal tentacles; on 34 neuropodia (30) broad blade and long
</paragraph>
<paragraph id="1404182BFFCE9801FCF89DDDD99EE83B" blockId="16.[125,1773,721,1586]" box="[835,1476,1265,1286]" pageId="16" pageNumber="96">chaetiger 1 fibril-like teeth</paragraph>
<paragraph id="1404182BFFCE9801FF289C20DAB6E800" blockId="16.[125,1773,721,1586]" pageId="16" pageNumber="96">
.
<emphasis id="26CFC439FFCE9801FF1A9C20DCAEE81C" box="[161,244,1292,1313]" italics="true" pageId="16" pageNumber="96">carrikeri</emphasis>
(Dean Long, conical 3 Chaetigerous, Lateral to dorsal Absent on notopodia Sub-distally widened Expanded, pygidium Blake, 2009) complete tentacles; on 3133 neuropodia (24) with numerous small with cone-shaped
</paragraph>
<paragraph id="1404182BFFCE9801FCF89C6FDA5FE897" blockId="16.[125,1773,721,1586]" pageId="16" pageNumber="96">
chaetiger 1 denticulations terminal papillae. Short, conical 3 Chaetigerous, Antero-lateral to Notopodia 4044 (34) Short with expanded Tapers posteriorly
<taxonomicName id="D3BB63A8FFCE9801FFC69C55DD7BE8B3" box="[125,289,1401,1422]" class="Polychaeta" family="Cirratulidae" genus="Monticellina" kingdom="Animalia" order="Terebellida" pageId="16" pageNumber="96" phylum="Annelida" rank="species" species="anterobranchiata">
<emphasis id="26CFC439FFCE9801FFC69C55DD7BE8B3" box="[125,289,1401,1422]" italics="true" pageId="16" pageNumber="96">anterobranchiata</emphasis>
</taxonomicName>
complete dorsal tentacles; on Neuropodia 1316 (34) blades basally and toward pygidium. nov. peristomium denticulated edge
</paragraph>
<paragraph id="1404182BFFCE9801FA8D9C9CD9F7E8F9" blockId="16.[125,1773,721,1586]" box="[1334,1453,1456,1477]" pageId="16" pageNumber="96">seen at 400×</paragraph>
<paragraph id="1404182BFFCE9801FF289CE7DAB6E8C1" blockId="16.[125,1773,721,1586]" pageId="16" pageNumber="96">
.
<taxonomicName id="D3BB63A8FFCE9801FF089CE7DDDCE8DC" authority="Short" authorityName="Short" box="[179,390,1483,1505]" class="Polychaeta" family="Cirratulidae" genus="Monticellina" kingdom="Animalia" order="Terebellida" pageId="16" pageNumber="96" phylum="Annelida" rank="species" species="hanaumaensis">
<emphasis id="26CFC439FFCE9801FF089CE7DD63E8DD" box="[179,313,1483,1504]" italics="true" pageId="16" pageNumber="96">hanaumaensis</emphasis>
Short
</taxonomicName>
, conical 12 Chaetigerous, Postero-lateral to From far posterior Very fine dentition Slightly expanded,. nov. complete dorsal tentacles; notopodia (24) not seen at 1000× pygidium with simple
</paragraph>
<paragraph id="1404182BFFCE9801FCF89F2EDADFEB2A" blockId="16.[125,1773,721,1586]" box="[835,1669,1538,1559]" pageId="16" pageNumber="96">between peristomium Neuropodia after dorsal lobe</paragraph>
<paragraph id="1404182BFFCE9801FCF89F31D8A0EB0F" blockId="16.[125,1773,721,1586]" box="[835,1274,1565,1586]" pageId="16" pageNumber="96">and chaetiger 1 chaetiger 3035 (24)</paragraph>
</subSubSection>
</treatment>
</document>