treatments-xml/data/03/DC/87/03DC87B6276DFF900AC4D848FE4EF9C2.xml

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<mods:title id="29A0E79F6AAD023CAA5BFC94F4DFAAB0">Taxonomy and distribution of Terebellides (Polychaeta: Trichobranchidae) in the northern South China Sea, with description of three new species</mods:title>
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<mods:namePart id="ED134B3181C79F6F755EF2F607A91991">Zhang, Jinghuai</mods:namePart>
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<emphasis id="B901EAB2276DFF960AC4D848FE70FCD8" bold="true" box="[151,442,858,884]" pageId="9" pageNumber="396">
<taxonomicName id="4C754D23276DFF960AC4D848FEBBFCD8" ID-CoL="7BPW3" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[151,369,858,884]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="9" pageNumber="396" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276DFF960AC4D848FEBBFCD8" bold="true" box="[151,369,858,884]" italics="true" pageId="9" pageNumber="396">Terebellides yangi</emphasis>
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<figureCitation id="134E2A25276DFF960AC4D86FFEE3FC3A" box="[151,297,893,918]" captionStart-0="FIGURE 7" captionStart-1="FIGURE 8" captionStart-2="FIGURE 9" captionStart-3="FIGURE 10" captionStart-4="FIGURE 11" captionStartId-0="10.[151,250,1741,1763]" captionStartId-1="11.[151,250,1667,1689]" captionStartId-2="12.[151,250,1913,1935]" captionStartId-3="13.[151,250,1516,1538]" captionStartId-4="14.[151,250,1845,1867]" captionTargetBox-0="[151,1436,193,1720]" captionTargetBox-1="[207,1379,193,1645]" captionTargetBox-2="[207,1378,337,1892]" captionTargetBox-3="[207,1379,193,1495]" captionTargetBox-4="[207,1379,481,1824]" captionTargetId-0="figure@10.[151,1436,193,1720]" captionTargetId-1="figure@11.[207,1379,193,1646]" captionTargetId-2="figure@12.[207,1379,337,1892]" captionTargetId-3="figure@13.[207,1379,193,1495]" captionTargetId-4="figure@14.[207,1379,481,1824]" captionTargetPageId-0="10" captionTargetPageId-1="11" captionTargetPageId-2="12" captionTargetPageId-3="13" captionTargetPageId-4="14" captionText-0="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." captionText-1="FIGURE 8. Terebellides yangi n. sp. SEM paratypes MBM286029.A. entire worm; B. anterior end, lateral views; C. anterior end, lateral-ventral views; D. thoracic chaetiger 1–6; E–G. close ups of branchia. Abbreviations: BL, branchial lobes; BT, buccal tentacles; cr, cilia ridge; ll, lower lip; SG, segment; TC, thoracic chaetiger." captionText-2="FIGURE 9. Terebellides yangi n. sp. SEM paratypes MBM286029, A. neuropodial spines, segment 8 (chaetiger 6); B. neuropodial uncini, chaetiger 7; C. neuropodial uncini, chaetiger 13; D–G. close ups of notochaetae, chaetiger 17; H. neuropodium, chaetiger 19; I. uncini, chaetiger 32; J. uncini, posterior chaetiger. Abbreviations: CUT, chaetae of upper tier; CLT, chaetae of lowertier." captionText-3="FIGURE 10. Terebellides yangi n. sp. SEM paratypes MBM286030. A. anterior end, lateral views; B. thoracic chaetiger 1–4; C. branchia; D–E. close ups of neuropodial spines, chaetiger 6; F. neuropodial uncini, chaetiger 7; J. neuropodial uncini, chaetiger 16; H. neuropodium, chaetiger 19; I. uncini, chaetiger 48; J. pygidium and posterior segments. Abbreviations: BL, branchial lobes; BT, buccal tentacles; ll, lower lip; TC, thoracic chaetiger." captionText-4="FIGURE 11. Methyl green staining of Terebellides yangi n. sp. holotype MBM286028.A. anterior region, left lateral view; B. posterior region, lateral view; C. anterior end, lateral views; D. anterior end, anterior-ventral views; E. branchia; F. pygidium and posterior segments. Abbreviations: BL, branchial lobes; BT, buccal tentacles; ll, lower lip; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri-0="https://zenodo.org/record/1164522/files/figure.png" httpUri-1="https://zenodo.org/record/1164524/files/figure.png" httpUri-2="https://zenodo.org/record/1164526/files/figure.png" httpUri-3="https://zenodo.org/record/1164528/files/figure.png" httpUri-4="https://zenodo.org/record/1164530/files/figure.png" pageId="9" pageNumber="396">Figures 7–11</figureCitation>
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<emphasis id="B901EAB2276DFF960AC4D8ACFE4BFC7B" bold="true" box="[151,385,958,983]" pageId="9" pageNumber="396">Material examined.</emphasis>
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. 
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, 35.0 m, mud, 
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Paratypes. MBM286029 and MBM286030 (2 specimens mounted for SEM), MBM286031 (9 specimens), MBM286032 (6 specimens), 
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, Daya Bay, South 
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<date id="FFCB1060276DFF9609E7DF61FBE0FB27" box="[948,1066,1138,1163]" pageId="9" pageNumber="396" value="2016-08">Aug 2016</date>
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, 
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, Beibu Gulf, South 
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, 12.0 m, mud, 
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<specimenCode id="DBD39EDB276DFF960A8EDFA8FEBFFB7F" box="[221,373,1210,1235]" collectionCode="MBM" country="0" httpUri="http://grbio.org/cool/fc7c-p25f" name="San Jose State University, Museum of Birds and Mammals" pageId="9" pageNumber="396">MBM286036</specimenCode>
(
<specimenCount id="9D73FD29276DFF960BD6DFA9FDD8FB7F" box="[389,530,1210,1235]" pageId="9" pageNumber="396" type="generic">4 specimens</specimenCount>
) in 
<collectionCode id="ED64AE65276DFF96086FDFA9FD5EFB7F" box="[572,660,1211,1235]" country="China" httpUri="http://grbio.org/cool/dg3j-1xzp" name="Institute of Oceanology, Chinese Academy of Scineces" pageId="9" pageNumber="396">IOCAS</collectionCode>
: 
<location id="8EAA607B276DFF9608CCDFA8FC85FB7F" LSID="urn:lsid:plazi:treatment:03DC87B6276DFF900AC4D848FE4EF9C2:8EAA607B276DFF9608CCDFA8FC85FB7F" box="[671,847,1210,1235]" country="China" latitude="21.048" longLatPrecision="7" longitude="108.9509" name="Weizhou Island" pageId="9" pageNumber="396" stateProvince="Guangxi">Weizhou Island</location>
, 
<collectingRegion id="49B1F842276DFF960909DFA8FC77FB7F" box="[858,957,1210,1235]" country="China" name="Guangxi" pageId="9" pageNumber="396">Guangxi</collectingRegion>
, Beibu Gulf, South 
<collectingCountry id="F3627630276DFF960EC8DFA8FB14FB7F" box="[1179,1246,1210,1235]" name="China" pageId="9" pageNumber="396">China</collectingCountry>
Sea, 
<geoCoordinate id="EE415067276DFF960F48DFA9FA56FB7E" box="[1307,1436,1211,1235]" direction="north" orientation="latitude" pageId="9" pageNumber="396" precision="5" value="21.048">21.0480° N</geoCoordinate>
<geoCoordinate id="EE415067276DFF960AC4DFCCFEEFFB5A" box="[151,293,1246,1271]" direction="east" orientation="longitude" pageId="9" pageNumber="396" precision="5" value="108.9509">108.9509° E</geoCoordinate>
, 23.0 m, mud, 
<collectingDate id="EF8FE988276DFF960B9EDFCDFD89FB5B" box="[461,579,1247,1271]" pageId="9" pageNumber="396" value="2014-05">
<date id="FFCB1060276DFF960B9EDFCDFD89FB5B" box="[461,579,1247,1271]" pageId="9" pageNumber="396" value="2014-05">May 2014</date>
</collectingDate>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C36F652B276DFF910A94DE10FC50FEB1" lastPageId="14" lastPageNumber="401" pageId="9" pageNumber="396" type="description">
<paragraph id="8BCA36A0276DFF960A94DE10FB91FA2B" blockId="9.[151,1437,958,1991]" pageId="9" pageNumber="396">
<emphasis id="B901EAB2276DFF960A94DE10FE98FAB7" bold="true" box="[199,338,1282,1307]" pageId="9" pageNumber="396">Description</emphasis>
(Based on both 
<typeStatus id="54CE8802276DFF96085FDE10FDA4FAB7" box="[524,622,1282,1307]" pageId="9" pageNumber="396" type="holotype">holotype</typeStatus>
and 
<typeStatus id="54CE8802276DFF9608F6DE11FCDFFAB7" box="[677,789,1283,1307]" pageId="9" pageNumber="396" type="paratype">paratypes</typeStatus>
). 
<typeStatus id="54CE8802276DFF96097BDE10FC5AFAB7" box="[808,912,1282,1307]" pageId="9" pageNumber="396" type="holotype">Holotype</typeStatus>
complete, 
<quantity id="4C8D9B45276DFF960E5DDE11FBB8FAB6" box="[1038,1138,1283,1307]" metricMagnitude="-2" metricUnit="m" metricValue="1.92" pageId="9" pageNumber="396" unit="mm" value="19.2">19.2 mm</quantity>
in length and 
<quantity id="4C8D9B45276DFF960F46DE11FA57FAB6" box="[1301,1437,1283,1307]" metricMagnitude="-3" metricUnit="m" metricValue="1.5999999999999999" metricValueMax="2.8" metricValueMin="0.4" pageId="9" pageNumber="396" unit="mm" value="1.5999999999999999" valueMax="2.8" valueMin="0.4">0.4–2.8 mm</quantity>
in width (from posterior end to anterior chaetigers (excluding chaetae) respectively), with distinct demarcation between thorax and abdomen; with 30 abdominal segments; body tapering posteriorly with segments (
<figureCitation id="134E2A25276DFF960F71DE58FAB4FACF" box="[1314,1406,1354,1379]" captionStart="FIGURE 8" captionStartId="11.[151,250,1667,1689]" captionTargetBox="[207,1379,193,1645]" captionTargetId="figure@11.[207,1379,193,1646]" captionTargetPageId="11" captionText="FIGURE 8. Terebellides yangi n. sp. SEM paratypes MBM286029.A. entire worm; B. anterior end, lateral views; C. anterior end, lateral-ventral views; D. thoracic chaetiger 1–6; E–G. close ups of branchia. Abbreviations: BL, branchial lobes; BT, buccal tentacles; cr, cilia ridge; ll, lower lip; SG, segment; TC, thoracic chaetiger." httpUri="https://zenodo.org/record/1164524/files/figure.png" pageId="9" pageNumber="396">Figs 8A</figureCitation>
&amp; 
<figureCitation id="134E2A25276DFF960AC4DE7DFF21FA2B" box="[151,235,1391,1415]" captionStart="FIGURE 11" captionStartId="14.[151,250,1845,1867]" captionTargetBox="[207,1379,481,1824]" captionTargetId="figure@14.[207,1379,481,1824]" captionTargetPageId="14" captionText="FIGURE 11. Methyl green staining of Terebellides yangi n. sp. holotype MBM286028.A. anterior region, left lateral view; B. posterior region, lateral view; C. anterior end, lateral views; D. anterior end, anterior-ventral views; E. branchia; F. pygidium and posterior segments. Abbreviations: BL, branchial lobes; BT, buccal tentacles; ll, lower lip; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164530/files/figure.png" pageId="9" pageNumber="396">11A–B</figureCitation>
). Dorsum and ventrum smooth, colour pale to reddish in preserved specimens.
</paragraph>
<paragraph id="8BCA36A0276DFF960A94DE80FDABF8BF" blockId="9.[151,1437,958,1991]" pageId="9" pageNumber="396">
Buccal tentacles of two 
<typeStatus id="54CE8802276DFF960BB0DE81FDD4FA07" box="[483,542,1427,1451]" pageId="9" pageNumber="396">types</typeStatus>
on dorsal margin of large tentacular membrane, uniformly tapered and with expanded tips (
<figureCitation id="134E2A25276DFF960B10DEA4FE69FA63" box="[323,419,1462,1487]" captionStart="FIGURE 7" captionStartId="10.[151,250,1741,1763]" captionTargetBox="[151,1436,193,1720]" captionTargetId="figure@10.[151,1436,193,1720]" captionTargetPageId="10" captionText="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="9" pageNumber="396">Figs 7A</figureCitation>
; 8B–C &amp; 11C). Prostomium compact almost completely hidden by tentacular membrane. Eyespots absent. Peristomium consisting of expanded lower lip which forms an elongate rectangular structure and upper lip often covered by lower lip and tentacular membrane (
<figureCitation id="134E2A25276DFF960905DEECFC1EF9BB" box="[854,980,1534,1559]" captionStart="FIGURE 7" captionStartId="10.[151,250,1741,1763]" captionTargetBox="[151,1436,193,1720]" captionTargetId="figure@10.[151,1436,193,1720]" captionTargetPageId="10" captionText="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="9" pageNumber="396">Figs 7A–B</figureCitation>
; 8B–C; 10A &amp; 11C). Segments 1–2 with small lateral lappets; segment 1 with inconspicuous ventral collar; segment 2 with conspicuous ventral collar (
<figureCitation id="134E2A25276DFF960F39DD30FF70F9F2" captionStart="FIGURE 7" captionStartId="10.[151,250,1741,1763]" captionTargetBox="[151,1436,193,1720]" captionTargetId="figure@10.[151,1436,193,1720]" captionTargetPageId="10" captionText="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="9" pageNumber="396">Figs 7B</figureCitation>
; 8C &amp; 11D). Segments 3–7 with lateral lappets, and with a conspicuous dorsal rounded projection on lateral lappets and largest on segment 5; forming thickened ventral membranous collars (ventral lobes) on anterior margins of segments 3–7, lobes those of segment 5 largest; ventral lobes of segment 3 with an inverted “n” shaped invagination in centre, others with uniform smooth margins (
<figureCitation id="134E2A25276DFF960901DDA0FC18F967" box="[850,978,1714,1739]" captionStart="FIGURE 7" captionStartId="10.[151,250,1741,1763]" captionTargetBox="[151,1436,193,1720]" captionTargetId="figure@10.[151,1436,193,1720]" captionTargetPageId="10" captionText="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="9" pageNumber="396">Figs 7A–B</figureCitation>
; 8B–C; 10A &amp; 11C–D). Lateral lappets with conspicuous projection, largest on segment five (
<figureCitation id="134E2A25276DFF960952DDC4FC95F943" box="[769,863,1750,1775]" captionStart="FIGURE 7" captionStartId="10.[151,250,1741,1763]" captionTargetBox="[151,1436,193,1720]" captionTargetId="figure@10.[151,1436,193,1720]" captionTargetPageId="10" captionText="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="9" pageNumber="396">Figs 7C</figureCitation>
; 8B–D; 10B &amp; 11C). Ventral glandular bands and glandular areas around parapodia absent.
</paragraph>
<paragraph id="8BCA36A0276DFF960A94DC0CFB6FF86B" blockId="9.[151,1437,958,1991]" pageId="9" pageNumber="396">
Branchia as single elongate structure dorsally on segments 2–4, consisting of two pairs of posterior lobes and pair of anterior lobes (
<figureCitation id="134E2A25276DFF960BC5DC50FE3CF8F7" box="[406,502,1858,1883]" captionStart="FIGURE 7" captionStartId="10.[151,250,1741,1763]" captionTargetBox="[151,1436,193,1720]" captionTargetId="figure@10.[151,1436,193,1720]" captionTargetPageId="10" captionText="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="9" pageNumber="396">Figs 7A</figureCitation>
; 8B, E; 10C &amp; 11E). BL5–6 fused completely, and distinctly prolonged about 1/2 posterior lobes. Posterior lobes fused for about 1/4 their length. BL1–2 much longer and greater than BL3–4. BL1– 2 and BL5–6 with large lamellae, without distal tip; lamella of BL1–2 and BL5–6 with longitudinal ridges with cilia, without a row of papilla; BL3–4 with small lamellae and distal tip (
<figureCitation id="134E2A25276DFF96099BDCBCFB88F86B" box="[968,1090,1966,1991]" captionStart="FIGURE 8" captionStartId="11.[151,250,1667,1689]" captionTargetBox="[207,1379,193,1645]" captionTargetId="figure@11.[207,1379,193,1646]" captionTargetPageId="11" captionText="FIGURE 8. Terebellides yangi n. sp. SEM paratypes MBM286029.A. entire worm; B. anterior end, lateral views; C. anterior end, lateral-ventral views; D. thoracic chaetiger 1–6; E–G. close ups of branchia. Abbreviations: BL, branchial lobes; BT, buccal tentacles; cr, cilia ridge; ll, lower lip; SG, segment; TC, thoracic chaetiger." httpUri="https://zenodo.org/record/1164524/files/figure.png" pageId="9" pageNumber="396">Figs 8E–G</figureCitation>
&amp; 
<figureCitation id="134E2A25276DFF960E36DCBDFB52F86B" box="[1125,1176,1967,1991]" captionStart="FIGURE 10" captionStartId="13.[151,250,1516,1538]" captionTargetBox="[207,1379,193,1495]" captionTargetId="figure@13.[207,1379,193,1495]" captionTargetPageId="13" captionText="FIGURE 10. Terebellides yangi n. sp. SEM paratypes MBM286030. A. anterior end, lateral views; B. thoracic chaetiger 1–4; C. branchia; D–E. close ups of neuropodial spines, chaetiger 6; F. neuropodial uncini, chaetiger 7; J. neuropodial uncini, chaetiger 16; H. neuropodium, chaetiger 19; I. uncini, chaetiger 48; J. pygidium and posterior segments. Abbreviations: BL, branchial lobes; BT, buccal tentacles; ll, lower lip; TC, thoracic chaetiger." httpUri="https://zenodo.org/record/1164528/files/figure.png" pageId="9" pageNumber="396">10C</figureCitation>
).
</paragraph>
<caption id="DF0A6628276EFF950AC4DDDFFCEBF893" httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="10" pageNumber="397" targetBox="[151,1436,193,1720]" targetPageId="10">
<paragraph id="8BCA36A0276EFF950AC4DDDFFCEBF893" blockId="10.[151,1436,1741,1855]" pageId="10" pageNumber="397">
<emphasis id="B901EAB2276EFF950AC4DDDFFED9F94F" bold="true" box="[151,275,1741,1763]" pageId="10" pageNumber="397">FIGURE 7.</emphasis>
<taxonomicName id="4C754D23276EFF950B49DDDFFE18F94F" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[282,466,1741,1763]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="10" pageNumber="397" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276EFF950B49DDDFFE18F94F" box="[282,466,1741,1763]" italics="true" pageId="10" pageNumber="397">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276EFF950B8ADDDFFDD8F94F" box="[473,530,1741,1763]" pageId="10" pageNumber="397" rank="species">
<emphasis id="B901EAB2276EFF950B8ADDDFFDD8F94F" bold="true" box="[473,530,1741,1763]" pageId="10" pageNumber="397">n. sp.</emphasis>
</taxonomicNameLabel>
holotype MBM286028, 
<emphasis id="B901EAB2276EFF95095CDDDFFCEDF94F" bold="true" box="[783,807,1741,1763]" pageId="10" pageNumber="397">A.</emphasis>
anterior region, lateral view; 
<emphasis id="B901EAB2276EFF950E05DDDFFBA7F94F" bold="true" box="[1110,1133,1741,1763]" pageId="10" pageNumber="397">B.</emphasis>
anterior region, ventral view; 
<emphasis id="B901EAB2276EFF950AC4DDFEFF65F8AE" bold="true" box="[151,175,1772,1794]" pageId="10" pageNumber="397">C.</emphasis>
notopodia of TC1–4, lateral view; 
<emphasis id="B901EAB2276EFF95087ADDFEFD88F8AE" bold="true" box="[553,578,1772,1794]" pageId="10" pageNumber="397">D.</emphasis>
geniculate hook (segment 8); 
<emphasis id="B901EAB2276EFF9509D5DDFEFC54F8AE" bold="true" box="[902,926,1772,1794]" pageId="10" pageNumber="397">E.</emphasis>
detail head of thoracic uncini; 
<emphasis id="B901EAB2276EFF950EBDDDFEFACBF8AE" bold="true" box="[1262,1281,1772,1794]" pageId="10" pageNumber="397">F.</emphasis>
detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane.
</paragraph>
</caption>
<caption id="DF0A6628276FFF940AC4DD91FC04F97A" httpUri="https://zenodo.org/record/1164524/files/figure.png" pageId="11" pageNumber="398" targetBox="[207,1379,193,1645]" targetPageId="11">
<paragraph id="8BCA36A0276FFF940AC4DD91FC04F97A" blockId="11.[151,1436,1667,1750]" pageId="11" pageNumber="398">
<emphasis id="B901EAB2276FFF940AC4DD91FED9F935" bold="true" box="[151,275,1667,1689]" pageId="11" pageNumber="398">FIGURE 8.</emphasis>
<taxonomicName id="4C754D23276FFF940B49DD91FE18F935" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[282,466,1667,1689]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="11" pageNumber="398" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276FFF940B49DD91FE18F935" box="[282,466,1667,1689]" italics="true" pageId="11" pageNumber="398">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276FFF940B8ADD91FDD8F935" box="[473,530,1667,1689]" pageId="11" pageNumber="398" rank="species">
<emphasis id="B901EAB2276FFF940B8ADD91FDD8F935" bold="true" box="[473,530,1667,1689]" pageId="11" pageNumber="398">n. sp.</emphasis>
</taxonomicNameLabel>
SEM paratypes MBM286029. 
<emphasis id="B901EAB2276FFF940901DD91FCA0F935" bold="true" box="[850,874,1667,1689]" pageId="11" pageNumber="398">A.</emphasis>
entire worm; 
<emphasis id="B901EAB2276FFF9409A9DD91FBDBF935" bold="true" box="[1018,1041,1667,1689]" pageId="11" pageNumber="398">B.</emphasis>
anterior end, lateral views; 
<emphasis id="B901EAB2276FFF940F7EDD91FA8CF935" bold="true" box="[1325,1350,1667,1689]" pageId="11" pageNumber="398">C.</emphasis>
anterior end, lateral-ventral views; 
<emphasis id="B901EAB2276FFF940BFCDDB0FE02F914" bold="true" box="[431,456,1698,1720]" pageId="11" pageNumber="398">D.</emphasis>
thoracic chaetiger 1 
<emphasis id="B901EAB2276FFF9408CCDDB0FD66F914" bold="true" box="[671,684,1698,1720]" pageId="11" pageNumber="398">–</emphasis>
6; 
<emphasis id="B901EAB2276FFF940899DDB0FD34F914" bold="true" box="[714,766,1698,1720]" pageId="11" pageNumber="398">E–G.</emphasis>
close ups of branchia. Abbreviations: BL, branchial lobes; BT, buccal tentacles; cr, cilia ridge; ll, lower lip; SG, segment; TC, thoracic chaetiger.
</paragraph>
</caption>
<paragraph id="8BCA36A0276FFF930A94DDECFC81FEB0" blockId="11.[151,1437,1790,2031]" lastBlockId="12.[151,1436,151,285]" lastPageId="12" lastPageNumber="399" pageId="11" pageNumber="398">
Thorax with 20 segments without dorsal hump. Notopodia 18 pairs, present on segments 3–20 (chaetigers 1– 18). First three pairs inserted more dorsally to subsequent ones; first two pairs strongly reduced with shorter and finer chaetae than following ones, notochaetae appearing to arise from body wall (
<figureCitation id="134E2A25276FFF940E1BDC54FB01F8F3" box="[1096,1227,1862,1887]" captionStart="FIGURE 7" captionStartId="10.[151,250,1741,1763]" captionTargetBox="[151,1436,193,1720]" captionTargetId="figure@10.[151,1436,193,1720]" captionTargetPageId="10" captionText="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="11" pageNumber="398">Figs 7A, C</figureCitation>
; 8B–D; 10A–B &amp; 11C). Chaetae arranged in 2 tiers, lower tier with finely pointed chaetae and upper tier with narrowly–winged chaetae; chaetae of lower tier finer and about 2/3 length of those of upper tier (
<figureCitation id="134E2A25276FFF940E5CDC9CFB47F80B" box="[1039,1165,1934,1959]" captionStart="FIGURE 9" captionStartId="12.[151,250,1913,1935]" captionTargetBox="[207,1378,337,1892]" captionTargetId="figure@12.[207,1379,337,1892]" captionTargetPageId="12" captionText="FIGURE 9. Terebellides yangi n. sp. SEM paratypes MBM286029, A. neuropodial spines, segment 8 (chaetiger 6); B. neuropodial uncini, chaetiger 7; C. neuropodial uncini, chaetiger 13; D–G. close ups of notochaetae, chaetiger 17; H. neuropodium, chaetiger 19; I. uncini, chaetiger 32; J. uncini, posterior chaetiger. Abbreviations: CUT, chaetae of upper tier; CLT, chaetae of lowertier." httpUri="https://zenodo.org/record/1164526/files/figure.png" pageId="11" pageNumber="398">Fig. 9D–G</figureCitation>
). Neuropodia beginning from segment 8 (chaetiger 6), and present on all subsequent segments. Thoracic neuropodia as sessile pinnules. First neuropodia with 6 geniculate acicular hooks; geniculate hooks arranged in single row throughout with pointed tips and sharply bent, and showing different degrees of bending depending on size; ventral geniculate hooks smaller and more bent than dorsal ones (
<figureCitation id="134E2A252768FF930833DBAEFD75FF78" box="[608,703,188,213]" captionStart="FIGURE 7" captionStartId="10.[151,250,1741,1763]" captionTargetBox="[151,1436,193,1720]" captionTargetId="figure@10.[151,1436,193,1720]" captionTargetPageId="10" captionText="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="12" pageNumber="399">Figs 7D</figureCitation>
; 9A &amp; 10D–E). Subsequent thoracic neuropodia with one row of 8–10 long-handled uncini per torus; uncini with main fang and several rows of secondary teeth, with 2–4 major teeth in first row above main fang (
<figureCitation id="134E2A252768FF930872DA16FDB6FEB0" box="[545,636,260,285]" captionStart="FIGURE 7" captionStartId="10.[151,250,1741,1763]" captionTargetBox="[151,1436,193,1720]" captionTargetId="figure@10.[151,1436,193,1720]" captionTargetPageId="10" captionText="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="12" pageNumber="399">Figs 7E</figureCitation>
; 9B–C &amp; 10F–G).
</paragraph>
<caption id="DF0A66282768FF930AC4DC6BFE6EF847" httpUri="https://zenodo.org/record/1164526/files/figure.png" pageId="12" pageNumber="399" targetBox="[207,1378,337,1892]" targetPageId="12">
<paragraph id="8BCA36A02768FF930AC4DC6BFE6EF847" blockId="12.[151,1436,1913,2027]" pageId="12" pageNumber="399">
<emphasis id="B901EAB22768FF930AC4DC6BFEDDF823" bold="true" box="[151,279,1913,1935]" pageId="12" pageNumber="399">FIGURE 9.</emphasis>
<taxonomicName id="4C754D232768FF930B70DC6BFE2AF823" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[291,480,1913,1935]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="12" pageNumber="399" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB22768FF930B70DC6BFE2AF823" box="[291,480,1913,1935]" italics="true" pageId="12" pageNumber="399">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C92768FF930BBFDC6BFDE0F823" box="[492,554,1913,1935]" pageId="12" pageNumber="399" rank="species">
<emphasis id="B901EAB22768FF930BBFDC6BFDE0F823" bold="true" box="[492,554,1913,1935]" pageId="12" pageNumber="399">n. sp.</emphasis>
</taxonomicNameLabel>
SEM paratypes MBM286029, 
<emphasis id="B901EAB22768FF93092FDC6BFC5FF823" bold="true" box="[892,917,1913,1935]" pageId="12" pageNumber="399">A.</emphasis>
neuropodial spines, segment 8 (chaetiger 6); 
<emphasis id="B901EAB22768FF930FD7DC6BFA51F823" bold="true" box="[1412,1435,1913,1935]" pageId="12" pageNumber="399">B.</emphasis>
neuropodial uncini, chaetiger 7; 
<emphasis id="B901EAB22768FF930BABDC8AFDDAF802" bold="true" box="[504,528,1944,1966]" pageId="12" pageNumber="399">C.</emphasis>
neuropodial uncini, chaetiger 13; 
<emphasis id="B901EAB22768FF9309D8DC8AFC0BF802" bold="true" box="[907,961,1944,1966]" pageId="12" pageNumber="399">D–G.</emphasis>
close ups of notochaetae, chaetiger 17; 
<emphasis id="B901EAB22768FF930FD1DC8AFA56F802" bold="true" box="[1410,1436,1944,1966]" pageId="12" pageNumber="399">H.</emphasis>
neuropodium, chaetiger 19; 
<emphasis id="B901EAB22768FF930BE9DCA4FE00F860" bold="true" box="[442,458,1974,1996]" pageId="12" pageNumber="399">I.</emphasis>
uncini, chaetiger 32; 
<emphasis id="B901EAB22768FF9308FEDCA4FD0AF860" bold="true" box="[685,704,1974,1996]" pageId="12" pageNumber="399">J.</emphasis>
uncini, posterior chaetiger. Abbreviations: CUT, chaetae of upper tier; CLT, chaetae of lower tier.
</paragraph>
</caption>
<caption id="DF0A66282769FF920AC4DEFEFC48F9F2" httpUri="https://zenodo.org/record/1164528/files/figure.png" pageId="13" pageNumber="400" targetBox="[207,1379,193,1495]" targetPageId="13">
<paragraph id="8BCA36A02769FF920AC4DEFEFC48F9F2" blockId="13.[151,1436,1516,1630]" pageId="13" pageNumber="400">
<emphasis id="B901EAB22769FF920AC4DEFEFEEAF9AE" bold="true" box="[151,288,1516,1538]" pageId="13" pageNumber="400">FIGURE 10.</emphasis>
<taxonomicName id="4C754D232769FF920B75DEFEFE15F9AE" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[294,479,1516,1538]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="13" pageNumber="400" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB22769FF920B75DEFEFE15F9AE" box="[294,479,1516,1538]" italics="true" pageId="13" pageNumber="400">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C92769FF920BB5DEFEFDEAF9AE" box="[486,544,1516,1538]" pageId="13" pageNumber="400" rank="species">
<emphasis id="B901EAB22769FF920BB5DEFEFDEAF9AE" bold="true" box="[486,544,1516,1538]" pageId="13" pageNumber="400">n. sp.</emphasis>
</taxonomicNameLabel>
SEM paratypes MBM286030. 
<emphasis id="B901EAB22769FF920933DEFEFCB2F9AE" bold="true" box="[864,888,1516,1538]" pageId="13" pageNumber="400">A.</emphasis>
anterior end, lateral views; 
<emphasis id="B901EAB22769FF920EC6DEFEFB66F9AE" bold="true" box="[1173,1196,1516,1538]" pageId="13" pageNumber="400">B.</emphasis>
thoracic chaetiger 1–4; 
<emphasis id="B901EAB22769FF920AC4DD19FF65F98D" bold="true" box="[151,175,1547,1569]" pageId="13" pageNumber="400">C.</emphasis>
branchia; 
<emphasis id="B901EAB22769FF920B72DD19FE92F98D" bold="true" box="[289,344,1547,1569]" pageId="13" pageNumber="400">D–E.</emphasis>
close ups of neuropodial spines, chaetiger 6; 
<emphasis id="B901EAB22769FF920911DD19FC9EF98D" bold="true" box="[834,852,1547,1569]" pageId="13" pageNumber="400">F.</emphasis>
neuropodial uncini, chaetiger 7; 
<emphasis id="B901EAB22769FF920EE5DD19FB00F98D" bold="true" box="[1206,1226,1547,1569]" pageId="13" pageNumber="400">J.</emphasis>
neuropodial uncini, chaetiger 16; 
<emphasis id="B901EAB22769FF920B77DD3BFEF4F993" bold="true" box="[292,318,1577,1599]" pageId="13" pageNumber="400">H.</emphasis>
neuropodium, chaetiger 19; 
<emphasis id="B901EAB22769FF920834DD3BFDBDF993" bold="true" box="[615,631,1577,1599]" pageId="13" pageNumber="400">I.</emphasis>
uncini, chaetiger 48; 
<emphasis id="B901EAB22769FF92090ADD3BFCA6F993" bold="true" box="[857,876,1577,1599]" pageId="13" pageNumber="400">J.</emphasis>
pygidium and posterior segments. Abbreviations: BL, branchial lobes; BT, buccal tentacles; ll, lower lip; TC, thoracic chaetiger.
</paragraph>
</caption>
<paragraph id="8BCA36A02769FF920A94DD97FE2DF8A6" blockId="13.[151,1437,1669,2018]" pageId="13" pageNumber="400">
Abdomen with 30 segments with length gradually decreasing posteriorly. Abdominal neuropodia as foliaceous pinnules with about 36 avicular uncini; arranged in single row (
<figureCitation id="134E2A252769FF92093BDDBBFC0EF96E" box="[872,964,1705,1730]" captionStart="FIGURE 9" captionStartId="12.[151,250,1913,1935]" captionTargetBox="[207,1378,337,1892]" captionTargetId="figure@12.[207,1379,337,1892]" captionTargetPageId="12" captionText="FIGURE 9. Terebellides yangi n. sp. SEM paratypes MBM286029, A. neuropodial spines, segment 8 (chaetiger 6); B. neuropodial uncini, chaetiger 7; C. neuropodial uncini, chaetiger 13; D–G. close ups of notochaetae, chaetiger 17; H. neuropodium, chaetiger 19; I. uncini, chaetiger 32; J. uncini, posterior chaetiger. Abbreviations: CUT, chaetae of upper tier; CLT, chaetae of lowertier." httpUri="https://zenodo.org/record/1164526/files/figure.png" pageId="13" pageNumber="400">Figs 9H</figureCitation>
&amp; 
<figureCitation id="134E2A252769FF9209B9DDB8FBD4F96E" box="[1002,1054,1706,1730]" captionStart="FIGURE 10" captionStartId="13.[151,250,1516,1538]" captionTargetBox="[207,1379,193,1495]" captionTargetId="figure@13.[207,1379,193,1495]" captionTargetPageId="13" captionText="FIGURE 10. Terebellides yangi n. sp. SEM paratypes MBM286030. A. anterior end, lateral views; B. thoracic chaetiger 1–4; C. branchia; D–E. close ups of neuropodial spines, chaetiger 6; F. neuropodial uncini, chaetiger 7; J. neuropodial uncini, chaetiger 16; H. neuropodium, chaetiger 19; I. uncini, chaetiger 48; J. pygidium and posterior segments. Abbreviations: BL, branchial lobes; BT, buccal tentacles; ll, lower lip; TC, thoracic chaetiger." httpUri="https://zenodo.org/record/1164528/files/figure.png" pageId="13" pageNumber="400">10H</figureCitation>
). Abdominal uncini with strongly crested head, covered with numerous small and scale-like teeth (
<figureCitation id="134E2A252769FF9209D5DDDFFC28F949" box="[902,994,1741,1766]" captionStart="FIGURE 7" captionStartId="10.[151,250,1741,1763]" captionTargetBox="[151,1436,193,1720]" captionTargetId="figure@10.[151,1436,193,1720]" captionTargetPageId="10" captionText="FIGURE 7. Terebellides yangi n. sp. holotype MBM286028, A. anterior region, lateral view; B. anterior region, ventral view; C. notopodia of TC1–4, lateral view; D. geniculate hook (segment 8); E. detail head of thoracic uncini; F. detail head of abdominal uncinus. Abbreviations: BL, branchial lobes; BT, Buccal tentacles; ll, lower lip; SG, segment; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164522/files/figure.png" pageId="13" pageNumber="400">Figs 7F</figureCitation>
; 9J–I &amp; 
<date id="FFCB10602769FF920E1FDDDCFBBEF94A" box="[1100,1140,1742,1766]" pageId="13" pageNumber="400" value="2010-01">10I</date>
). Pygidium blunt without appendages (
<figureCitation id="134E2A252769FF920B7BDDE3FE4DF8A6" box="[296,391,1777,1802]" captionStart="FIGURE 10" captionStartId="13.[151,250,1516,1538]" captionTargetBox="[207,1379,193,1495]" captionTargetId="figure@13.[207,1379,193,1495]" captionTargetPageId="13" captionText="FIGURE 10. Terebellides yangi n. sp. SEM paratypes MBM286030. A. anterior end, lateral views; B. thoracic chaetiger 1–4; C. branchia; D–E. close ups of neuropodial spines, chaetiger 6; F. neuropodial uncini, chaetiger 7; J. neuropodial uncini, chaetiger 16; H. neuropodium, chaetiger 19; I. uncini, chaetiger 48; J. pygidium and posterior segments. Abbreviations: BL, branchial lobes; BT, buccal tentacles; ll, lower lip; TC, thoracic chaetiger." httpUri="https://zenodo.org/record/1164528/files/figure.png" pageId="13" pageNumber="400">Figs 10J</figureCitation>
&amp; 
<figureCitation id="134E2A252769FF920BFFDDE0FE10F8A6" box="[428,474,1778,1802]" captionStart="FIGURE 11" captionStartId="14.[151,250,1845,1867]" captionTargetBox="[207,1379,481,1824]" captionTargetId="figure@14.[207,1379,481,1824]" captionTargetPageId="14" captionText="FIGURE 11. Methyl green staining of Terebellides yangi n. sp. holotype MBM286028.A. anterior region, left lateral view; B. posterior region, lateral view; C. anterior end, lateral views; D. anterior end, anterior-ventral views; E. branchia; F. pygidium and posterior segments. Abbreviations: BL, branchial lobes; BT, buccal tentacles; ll, lower lip; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164530/files/figure.png" pageId="13" pageNumber="400">11F</figureCitation>
).
</paragraph>
<paragraph id="8BCA36A02769FF920A94DC07FA47F836" blockId="13.[151,1437,1669,2018]" pageId="13" pageNumber="400">
The methyl green staining similar to pattern 5 of 
<bibRefCitation id="EFE44B512769FF9208ADDC07FB87F882" author="Schuller" box="[766,1101,1813,1838]" pageId="13" pageNumber="400" refString="Schuller, M. &amp; Hutchings, P. A. (2010) New insights in the taxonomy of Trichobranchidae (Polychaeta) with description of a new Terebellides species from Australia. Zootaxa, 2395, 1 - 16." type="journal article" year="2010">Schüller &amp; Hutchings (2010)</bibRefCitation>
, compact green colour of the first five segments, a likely J-shaped glandular region in segment 5, then becoming striped and gradually fading to weak striped in posterior abdominal segments (
<figureCitation id="134E2A252769FF920885DC4FFCACF8DA" box="[726,870,1885,1910]" captionStart="FIGURE 11" captionStartId="14.[151,250,1845,1867]" captionTargetBox="[207,1379,481,1824]" captionTargetId="figure@14.[207,1379,481,1824]" captionTargetPageId="14" captionText="FIGURE 11. Methyl green staining of Terebellides yangi n. sp. holotype MBM286028.A. anterior region, left lateral view; B. posterior region, lateral view; C. anterior end, lateral views; D. anterior end, anterior-ventral views; E. branchia; F. pygidium and posterior segments. Abbreviations: BL, branchial lobes; BT, buccal tentacles; ll, lower lip; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane." httpUri="https://zenodo.org/record/1164530/files/figure.png" pageId="13" pageNumber="400">Fig. 11A–B</figureCitation>
). Margin of lower lip without white stripe on peristomium. Thoracic notopodia, abdominal neuropodia and branchial tips and lamellae all lacking any staining.
</paragraph>
<paragraph id="8BCA36A02769FF910A94DCB7FC50FEB1" blockId="13.[151,1437,1669,2018]" lastBlockId="14.[151,1437,151,429]" lastPageId="14" lastPageNumber="401" pageId="13" pageNumber="400">
<emphasis id="B901EAB22769FF920A94DCB7FE87F812" bold="true" box="[199,333,1957,1982]" pageId="13" pageNumber="400">Variability.</emphasis>
Complete individuals ranging from 
<quantity id="4C8D9B452769FF9208AEDCB7FC5DF812" box="[765,919,1957,1982]" metricMagnitude="-2" metricUnit="m" metricValue="1.64" metricValueMax="2.59" metricValueMin="0.69" pageId="13" pageNumber="400" unit="mm" value="16.4" valueMax="25.9" valueMin="6.9">6.9–25.9 mm</quantity>
in length, 1.4–3.0 mm in width of anterior chaetigers excluding the chaetae and 29–32 abdominal segments. Large specimens with greater width and more abdominal segments than smaller ones (
<figureCitation id="134E2A25276AFF91080BDB85FD0BFF1C" box="[600,705,151,176]" captionStart="FIGURE12" captionStartId="15.[151,250,701,723]" captionTargetBox="[171,1426,213,670]" captionTargetId="figure@15.[151,1436,193,680]" captionTargetPageId="15" captionText="FIGURE12. A. Relationof width andnos of abdominal segments with length of body of Terebellides yangi n.sp.; B. Relation of the length ratio of thorax and abdomen (LRTA) with length of body." httpUri="https://zenodo.org/record/1164532/files/figure.png" pageId="14" pageNumber="401">Fig. 12A</figureCitation>
). LRTA ranging from 0.7–1.8, showing large specimens possibly with a smaller LRTA and relatively long abdomen (
<figureCitation id="134E2A25276AFF910889DBAEFC8AFF78" box="[730,832,188,213]" captionStart="FIGURE12" captionStartId="15.[151,250,701,723]" captionTargetBox="[171,1426,213,670]" captionTargetId="figure@15.[151,1436,193,680]" captionTargetPageId="15" captionText="FIGURE12. A. Relationof width andnos of abdominal segments with length of body of Terebellides yangi n.sp.; B. Relation of the length ratio of thorax and abdomen (LRTA) with length of body." httpUri="https://zenodo.org/record/1164532/files/figure.png" pageId="14" pageNumber="401">Fig. 12B</figureCitation>
). Geniculate hooks ranging from 
<quantity id="4C8D9B45276AFF910EE9DBAEFACBFF79" box="[1210,1281,188,213]" metricMagnitude="-1" metricUnit="m" metricValue="1.524" metricValueMax="1.778" metricValueMin="1.27" pageId="14" pageNumber="401" unit="in" value="6.0" valueMax="7.0" valueMin="5.0">5–7 in</quantity>
number, with larger specimens tending to have more geniculate hooks. Thoracic neuropodia with 6–10 uncini per torus, number increasing with size of individual which is presumably linked to age.
</paragraph>
</subSubSection>
<subSubSection id="C36F652B276AFF900A94DA35FBDAFA72" lastPageId="15" lastPageNumber="402" pageId="14" pageNumber="401" type="discussion">
<paragraph id="8BCA36A0276AFF910A94DA35FC3BFE00" blockId="14.[151,1437,151,429]" pageId="14" pageNumber="401">
<emphasis id="B901EAB2276AFF910A94DA35FEF1FEEC" bold="true" box="[199,315,295,320]" pageId="14" pageNumber="401">Remarks.</emphasis>
<taxonomicName id="4C754D23276AFF910B10DA35FDDBFEEC" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[323,529,295,320]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="14" pageNumber="401" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276AFF910B10DA35FDDBFEEC" box="[323,529,295,320]" italics="true" pageId="14" pageNumber="401">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276AFF91084ADA35FD90FEEC" box="[537,602,295,320]" pageId="14" pageNumber="401" rank="species">
<emphasis id="B901EAB2276AFF91084ADA35FD90FEEC" bold="true" box="[537,602,295,320]" pageId="14" pageNumber="401">n. sp.</emphasis>
</taxonomicNameLabel>
is characterised by a pair of anterior branchial lobes which are distinctly prolonged, lateral lappets of segments 3–7 which have a conspicuous rounded projection (largest on segment 5), neuropodia in segment 8 (chaetiger 6) which have sharply bent geniculate hooks and subsequent thoracic neuropodia which have few (6–10) uncini per torus arranged in a single row.
</paragraph>
<caption id="DF0A6628276AFF910AC4DC27FDA2F80B" httpUri="https://zenodo.org/record/1164530/files/figure.png" pageId="14" pageNumber="401" targetBox="[207,1379,481,1824]" targetPageId="14">
<paragraph id="8BCA36A0276AFF910AC4DC27FDA2F80B" blockId="14.[151,1436,1845,1959]" pageId="14" pageNumber="401">
<emphasis id="B901EAB2276AFF910AC4DC27FED4F8E7" bold="true" box="[151,286,1845,1867]" pageId="14" pageNumber="401">FIGURE 11.</emphasis>
Methyl green staining of 
<taxonomicName id="4C754D23276AFF910877DC27FD16F8E7" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[548,732,1845,1867]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="14" pageNumber="401" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276AFF910877DC27FD16F8E7" box="[548,732,1845,1867]" italics="true" pageId="14" pageNumber="401">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276AFF9108B0DC27FCD6F8E7" box="[739,796,1845,1867]" pageId="14" pageNumber="401" rank="species">
<emphasis id="B901EAB2276AFF9108B0DC27FCD6F8E7" bold="true" box="[739,796,1845,1867]" pageId="14" pageNumber="401">n. sp.</emphasis>
</taxonomicNameLabel>
holotype MBM286028. 
<emphasis id="B901EAB2276AFF910E44DC27FBFAF8E7" bold="true" box="[1047,1072,1845,1867]" pageId="14" pageNumber="401">A.</emphasis>
anterior region, left lateral view; 
<emphasis id="B901EAB2276AFF910FD7DC27FA51F8E7" bold="true" box="[1412,1435,1845,1867]" pageId="14" pageNumber="401">B.</emphasis>
posterior region, lateral view; 
<emphasis id="B901EAB2276AFF910B9EDC46FE2FF8C6" bold="true" box="[461,485,1876,1898]" pageId="14" pageNumber="401">C.</emphasis>
anterior end, lateral views; 
<emphasis id="B901EAB2276AFF910956DC46FCD4F8C6" bold="true" box="[773,798,1876,1898]" pageId="14" pageNumber="401">D.</emphasis>
anterior end, anterior-ventral views; 
<emphasis id="B901EAB2276AFF910ECFDC46FB78F8C6" bold="true" box="[1180,1202,1876,1898]" pageId="14" pageNumber="401">E.</emphasis>
branchia; 
<emphasis id="B901EAB2276AFF910F73DC46FAFBF8C6" bold="true" box="[1312,1329,1876,1898]" pageId="14" pageNumber="401">F.</emphasis>
pygidium and posterior segments. Abbreviations: BL, branchial lobes; BT, buccal tentacles; ll, lower lip; NI, n-type invagination; TC, thoracic chaetiger; TM, tentacular membrane.
</paragraph>
</caption>
<caption id="DF0A6628276BFF900AC4D9AFFCAEFD5E" httpUri="https://zenodo.org/record/1164532/files/figure.png" pageId="15" pageNumber="402" targetBox="[171,1426,213,670]" targetPageId="15">
<paragraph id="8BCA36A0276BFF900AC4D9AFFCAEFD5E" blockId="15.[151,1436,701,754]" pageId="15" pageNumber="402">
<emphasis id="B901EAB2276BFF900AC4D9AFFEF7FD7F" bold="true" box="[151,317,701,723]" pageId="15" pageNumber="402">FIGURE 12. A.</emphasis>
Relation of width and nos of abdominal segments with length of body of 
<taxonomicName id="4C754D23276BFF900E76D9AFFB17FD7F" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[1061,1245,701,723]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276BFF900E76D9AFFB17FD7F" box="[1061,1245,701,723]" italics="true" pageId="15" pageNumber="402">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276BFF900EB0D9AFFAD6FD7F" box="[1251,1308,701,723]" pageId="15" pageNumber="402" rank="species">
<emphasis id="B901EAB2276BFF900EB0D9AFFAD6FD7F" bold="true" box="[1251,1308,701,723]" pageId="15" pageNumber="402">n. sp.</emphasis>
</taxonomicNameLabel>
; 
<emphasis id="B901EAB2276BFF900F7AD9AFFA8AFD7F" bold="true" box="[1321,1344,701,723]" pageId="15" pageNumber="402">B.</emphasis>
Relation of the length ratio of thorax and abdomen (LRTA) with length of body.
</paragraph>
</caption>
<paragraph id="8BCA36A0276BFF900A94D80BFBDAFA72" blockId="15.[151,1436,793,1646]" pageId="15" pageNumber="402">
According to published descriptions, there are another 10 species like 
<taxonomicName id="4C754D23276BFF9009A2D80BFB75FC9D" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[1009,1215,793,818]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276BFF9009A2D80BFB75FC9D" box="[1009,1215,793,818]" italics="true" pageId="15" pageNumber="402">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276BFF900E9AD80BFAC1FC9E" box="[1225,1291,793,818]" pageId="15" pageNumber="402" rank="species">
<emphasis id="B901EAB2276BFF900E9AD80BFAC1FC9E" bold="true" box="[1225,1291,793,818]" pageId="15" pageNumber="402">n. sp.</emphasis>
</taxonomicNameLabel>
with pair of anterior branchial lobes distinctly prolonged, with geniculate acicular chaetae in TC6 only, and without thoracic dorsal hump (
<bibRefCitation id="EFE44B51276BFF900B67D873FDB9FCD5" author="Schuller" box="[308,627,865,890]" pageId="15" pageNumber="402" refString="Schuller, M. &amp; Hutchings, P. A. (2013) New species of Terebellides (Polychaeta: Trichobranchidae) from the deep Southern Ocean, with a key to all described species. Zootaxa, 3619 (1), 1 - 45. https: // doi. org / 10.11646 / zootaxa. 3619.1.1" type="journal article" year="2013">Schüller &amp; Hutchings 2013</bibRefCitation>
; 
<bibRefCitation id="EFE44B51276BFF9008D3D870FC7CFCD5" author="Parapar" box="[640,950,865,890]" pageId="15" pageNumber="402" refString="Parapar, J. &amp; Hutchings, P. A. (2014) Redescription of Terebellides stroemii (Polychaeta, Trichobranchidae) and designation of a neotype. Journal of the Marine Biological Association of the United Kingdom, 96 (2), 323 - 337." type="journal article" year="2014">Parapar &amp; Hutchings 2014</bibRefCitation>
). 
<taxonomicName id="4C754D23276BFF900999D873FB52FCD5" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[970,1176,865,890]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276BFF900999D873FB52FCD5" box="[970,1176,865,890]" italics="true" pageId="15" pageNumber="402">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276BFF900EF2D873FB28FCD6" box="[1185,1250,865,890]" pageId="15" pageNumber="402" rank="species">
<emphasis id="B901EAB2276BFF900EF2D873FB28FCD6" bold="true" box="[1185,1250,865,890]" pageId="15" pageNumber="402">n. sp.</emphasis>
</taxonomicNameLabel>
is distinguished from 
<taxonomicName id="4C754D23276BFF900A86D897FDF0FC32" authority="Hessle, 1917" authorityName="Hessle" authorityYear="1917" box="[213,570,901,926]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="kobei">
<emphasis id="B901EAB2276BFF900A86D897FE6BFC32" box="[213,417,901,926]" italics="true" pageId="15" pageNumber="402">Terebellides kobei</emphasis>
<bibRefCitation id="EFE44B51276BFF900BFBD897FDF0FC32" author="Hessle" box="[424,570,901,926]" pageId="15" pageNumber="402" refString="Hessle, C. (1917) Zur Kenntnis der terebellomorphen Polychaeten. Zoologiska Bidrag fran Uppsala, 5, 39 - 258." type="journal article" year="1917">Hessle, 1917</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF90081AD894FDB1FC32" box="[585,635,902,926]" pageId="15" pageNumber="402">type</typeStatus>
locality 
<collectingCountry id="F3627630276BFF90088CD894FCEBFC32" box="[735,801,902,926]" name="Japan" pageId="15" pageNumber="402">Japan</collectingCountry>
), 
<taxonomicName id="4C754D23276BFF900964D897FB34FC32" authority="Hessle, 1917" authorityName="Hessle" authorityYear="1917" box="[823,1278,901,926]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="longicaudatus">
<emphasis id="B901EAB2276BFF900964D897FBAEFC32" box="[823,1124,901,926]" italics="true" pageId="15" pageNumber="402">Terebellides longicaudatus</emphasis>
<bibRefCitation id="EFE44B51276BFF900E3ED897FB34FC32" author="Hessle" box="[1133,1278,901,926]" pageId="15" pageNumber="402" refString="Hessle, C. (1917) Zur Kenntnis der terebellomorphen Polychaeten. Zoologiska Bidrag fran Uppsala, 5, 39 - 258." type="journal article" year="1917">Hessle, 1917</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF900F5DD894FA8AFC32" box="[1294,1344,902,926]" pageId="15" pageNumber="402">type</typeStatus>
locality Southern Ocean) and 
<taxonomicName id="4C754D23276BFF900BD9D8BBFCC2FC6D" authority="Williams, 1984" authorityName="Williams" authorityYear="1984" box="[394,776,937,962]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="reishi">
<emphasis id="B901EAB2276BFF900BD9D8BBFD9FFC6E" box="[394,597,937,962]" italics="true" pageId="15" pageNumber="402">Terebellides reishi</emphasis>
<bibRefCitation id="EFE44B51276BFF90080FD8BBFCC2FC6D" author="Williams" box="[604,776,937,962]" pageId="15" pageNumber="402" refString="Williams, S. J. (1984) The status of Terebellides stroemii (Polychaeta; Trichobranchidae) as a cosmopolitan species, based on a worldwide morphological survey, including description of new species. In: Hutchings, P. A. (Ed.), Proceedings of the First International Polychaete Conference, Sydney, Australia, 1984. The Linnean Society of New South Wales, Sydney, pp. 118 - 142." type="book chapter" year="1984">Williams, 1984</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF900945D8BBFC82FC6D" box="[790,840,937,961]" pageId="15" pageNumber="402">type</typeStatus>
locality south-central California) by the arrangement of thoracic neuropodial uncini. 
<taxonomicName id="4C754D23276BFF900855D8DFFD1CFC49" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[518,726,973,998]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276BFF900855D8DFFD1CFC49" box="[518,726,973,998]" italics="true" pageId="15" pageNumber="402">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276BFF9008B2D8DFFCE9FC4A" box="[737,803,973,998]" pageId="15" pageNumber="402" rank="species">
<emphasis id="B901EAB2276BFF9008B2D8DFFCE9FC4A" bold="true" box="[737,803,973,998]" pageId="15" pageNumber="402">n. sp.</emphasis>
</taxonomicNameLabel>
has only a single row of thoracic neuropodial uncini, whereas in the other species thoracic neuropodial uncini are present in double or partial double rows. 
<taxonomicName id="4C754D23276BFF900F46D8E3FF1FFB81" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276BFF900F46D8E3FF1FFB81" italics="true" pageId="15" pageNumber="402">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276BFF900AB1DF07FEEDFB82" box="[226,295,1045,1070]" pageId="15" pageNumber="402" rank="species">
<emphasis id="B901EAB2276BFF900AB1DF07FEEDFB82" bold="true" box="[226,295,1045,1070]" pageId="15" pageNumber="402">n. sp.</emphasis>
</taxonomicNameLabel>
and 
<taxonomicName id="4C754D23276BFF900B39DF07FC52FB82" authority="Hutchings &amp; Peart, 2000" authorityName="Hutchings &amp; Peart" authorityYear="2000" box="[362,920,1045,1070]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="woolawa">
<emphasis id="B901EAB2276BFF900B39DF07FDA8FB82" box="[362,610,1045,1070]" italics="true" pageId="15" pageNumber="402">Terebellides woolawa</emphasis>
<bibRefCitation id="EFE44B51276BFF90083CDF07FC52FB82" author="Hutchings" box="[623,920,1045,1070]" pageId="15" pageNumber="402" refString="Hutchings, P. A. &amp; Peart, R. (2000) A revision of the Australian Trichobranchidae (Polychaeta). Invertebrate Taxonomy, 14 (2), 225 - 272. https: // doi. org / 10.1071 / IT 98005" type="journal article" year="2000">Hutchings &amp; Peart, 2000</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF9009FFDF04FC14FB82" box="[940,990,1046,1070]" pageId="15" pageNumber="402">type</typeStatus>
locality 
<collectingCountry id="F3627630276BFF900E1FDF07FB7FFB82" box="[1100,1205,1045,1070]" name="Australia" pageId="15" pageNumber="402">Australia</collectingCountry>
) are different from 
<taxonomicName id="4C754D23276BFF900AC4DF2BFD73FBFE" authority="Hartmann-Schroder, 1965" authorityName="Hartmann-Schroder" authorityYear="1965" box="[151,697,1081,1106]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="bisetosa">
<emphasis id="B901EAB2276BFF900AC4DF2BFE4FFBFE" box="[151,389,1081,1106]" italics="true" pageId="15" pageNumber="402">Terebellides bisetosa</emphasis>
<bibRefCitation id="EFE44B51276BFF900BC2DF2BFD73FBFE" author="Hartmann-Schroder" box="[401,697,1081,1106]" pageId="15" pageNumber="402" refString="Hartmann-Schroder, G. (1965) Zur Kenntnis der eulitoralen Polychaetenfauna von Hawaii, Palmyra und Samoa. Abhandlungen und Verhandlungen des Naturwissenschaftlichen Vereins in Hamburg, Supplement, 9, 81 - 121." type="journal article" year="1965">Hartmann-Schröder, 1965</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF90089EDF2BFD35FBFD" box="[717,767,1081,1105]" pageId="15" pageNumber="402">type</typeStatus>
locality 
<collectingCountry id="F3627630276BFF900939DF2BFC61FBFE" box="[874,939,1081,1106]" name="Chile" pageId="15" pageNumber="402">Chile</collectingCountry>
), 
<taxonomicName id="4C754D23276BFF900990DF2BFF05FBDA" authority="Imajima &amp; Williams, 1985" authorityName="Imajima &amp; Williams" authorityYear="1985" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="brevis">
<emphasis id="B901EAB2276BFF900990DF2BFB52FBFE" box="[963,1176,1081,1106]" italics="true" pageId="15" pageNumber="402">Terebellides brevis</emphasis>
<bibRefCitation id="EFE44B51276BFF900EF7DF2BFF05FBDA" author="Imajima" pageId="15" pageNumber="402" refString="Imajima, M. &amp; Williams, S. J. (1985) Trichobranchidae (Polychaeta) chiefly from the Sagami and Suruga Bays, collected by the R / V Tansei-Maru (cruises KT- 65 - 76). Bulletin of the National Science Museum, Tokyo, 11 (1), 7 - 18." type="journal article" year="1985">Imajima &amp; Williams, 1985</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF900AB3DF4CFED8FBDA" box="[224,274,1118,1142]" pageId="15" pageNumber="402">type</typeStatus>
locality 
<collectingCountry id="F3627630276BFF900B29DF4CFE76FBDA" box="[378,444,1118,1142]" name="Japan" pageId="15" pageNumber="402">Japan</collectingCountry>
), 
<taxonomicName id="4C754D23276BFF900B87DF4FFC9CFBDA" authority=", Malm, 1874" authorityName="Malm" authorityYear="1874" box="[468,854,1117,1142]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="gracilis">
<emphasis id="B901EAB2276BFF900B87DF4FFD0BFBDA" box="[468,705,1117,1142]" italics="true" pageId="15" pageNumber="402">Terebellides gracilis,</emphasis>
<bibRefCitation id="EFE44B51276BFF900898DF4FFC9CFBDA" author="Malm" box="[715,854,1117,1142]" pageId="15" pageNumber="402" refString="Malm, A. W. (1874) Annulata i hafvet utmed Sveriges westkust och omkring Goeteborg. Goteborgs Koniglich vetenskaps- och vitterhetssamhalles handlingar, 14, 67 - 105." type="journal article" year="1874">Malm, 1874</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF90093BDF4CFC50FBDA" box="[872,922,1118,1142]" pageId="15" pageNumber="402">type</typeStatus>
locality Norwegian North Sea), 
<taxonomicName id="4C754D23276BFF900F46DF4FFE2EFB36" authority="McIntosh, 1885" authorityName="McIntosh" authorityYear="1885" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="kerguelensis">
<emphasis id="B901EAB2276BFF900F46DF4FFEE8FB36" italics="true" pageId="15" pageNumber="402">Terebellides kerguelensis</emphasis>
<bibRefCitation id="EFE44B51276BFF900B7DDF93FE2EFB36" author="McIntosh" box="[302,484,1153,1178]" pageId="15" pageNumber="402" refString="McIntosh, W. C. (1885) Report on the Annelida Polychaeta collected by H. M. S. ' Challenger' during the years 1873 - 76. Report of the Scientific Results of the Exploring Voyage of H. M. S. Challenger 1873 - 76, 12, 1 - 554." type="journal article" year="1885">McIntosh, 1885</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF900BA4DF93FDE3FB35" box="[503,553,1153,1177]" pageId="15" pageNumber="402">type</typeStatus>
in Southern Ocean), 
<taxonomicName id="4C754D23276BFF90097FDF93FA9CFB35" authority="Bremec &amp; Elias, 1999" authorityName="Bremec &amp; Elias" authorityYear="1999" box="[812,1366,1153,1178]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="malvinensis">
<emphasis id="B901EAB2276BFF90097FDF93FB89FB36" box="[812,1091,1153,1178]" italics="true" pageId="15" pageNumber="402">Terebellides malvinensis</emphasis>
<bibRefCitation id="EFE44B51276BFF900E1CDF90FA9CFB35" author="Bremec" box="[1103,1366,1153,1178]" pageId="15" pageNumber="402" refString="Bremec, C. S. &amp; Elias, R. (1999) Species of Terebellides from South Atlantic waters off Argentina and Brazil (Polychaeta: Trichobranchidae). Ophelia, 51, 177 - 186. https: // doi. org / 10.1080 / 00785326.1999.10409407" type="journal article" year="1999">Bremec &amp; Elias, 1999</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF900F39DF93FA56FB35" box="[1386,1436,1153,1177]" pageId="15" pageNumber="402">type</typeStatus>
locality 
<collectingCountry id="F3627630276BFF900AABDFB7FEA6FB12" box="[248,364,1189,1214]" name="Argentina" pageId="15" pageNumber="402">Argentina</collectingCountry>
), 
<taxonomicName id="4C754D23276BFF900BD6DFB7FC66FB12" authority="Hutchings &amp; Peart, 2000" authorityName="Hutchings &amp; Peart" authorityYear="2000" box="[389,940,1189,1214]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="narribri">
<emphasis id="B901EAB2276BFF900BD6DFB7FDBEFB12" box="[389,628,1189,1214]" italics="true" pageId="15" pageNumber="402">Terebellides narribri</emphasis>
<bibRefCitation id="EFE44B51276BFF9008D1DFB7FC66FB12" author="Hutchings" box="[642,940,1189,1214]" pageId="15" pageNumber="402" refString="Hutchings, P. A. &amp; Peart, R. (2000) A revision of the Australian Trichobranchidae (Polychaeta). Invertebrate Taxonomy, 14 (2), 225 - 272. https: // doi. org / 10.1071 / IT 98005" type="journal article" year="2000">Hutchings &amp; Peart, 2000</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF900992DFB4FC39FB12" box="[961,1011,1190,1214]" pageId="15" pageNumber="402">type</typeStatus>
locality 
<collectingCountry id="F3627630276BFF900E31DFB7FB01FB12" box="[1122,1227,1189,1214]" name="Australia" pageId="15" pageNumber="402">Australia</collectingCountry>
) and 
<taxonomicName id="4C754D23276BFF900F46DFB7FEA4FB4E" authority="Sars, 1835" authorityName="Sars" authorityYear="1835" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="stroemii">
<emphasis id="B901EAB2276BFF900F46DFB7FF38FB4D" italics="true" pageId="15" pageNumber="402">Terebellides stroemii</emphasis>
<bibRefCitation id="EFE44B51276BFF900AABDFDBFEA4FB4E" author="Sars" box="[248,366,1225,1250]" pageId="15" pageNumber="402" refString="Sars, M. (1835) Beskrivelser og Iagttagelser over nogle maerkelige eller nye i Havet ved den Bergenske Kyst Levende Dyr af Polypernes, Acalephernes, Radiaternes, Annelidernes og Molluskernes classer, med en kort Oversigt over de hidtil af Forfatteren sammesteds fundne Arter og deres Forekommen. T. Hallager, Bergen, 81 pp. https: // doi. org / 10.5962 / bhl. title. 13017" type="book" year="1835">Sars, 1835</bibRefCitation>
</taxonomicName>
(
<typeStatus id="54CE8802276BFF900B2EDFDBFE65FB4D" box="[381,431,1225,1249]" pageId="15" pageNumber="402">type</typeStatus>
locality Norwegian North Sea) by having less well developed notopodia of TC1 and TC2 compared to those of subsequent notopodia. 
<taxonomicName id="4C754D23276BFF9008F1DFFFFCBBFAA9" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[674,881,1261,1286]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276BFF9008F1DFFFFCBBFAA9" box="[674,881,1261,1286]" italics="true" pageId="15" pageNumber="402">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276BFF90092FDFFFFC75FAAA" box="[892,959,1261,1286]" pageId="15" pageNumber="402" rank="species">
<emphasis id="B901EAB2276BFF90092FDFFFFC75FAAA" bold="true" box="[892,959,1261,1286]" pageId="15" pageNumber="402">n. sp.</emphasis>
</taxonomicNameLabel>
is easily distinguished from 
<taxonomicName id="4C754D23276BFF900F46DFFFFF36FA86" authorityName="Hutchings &amp; Peart" authorityYear="2000" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="woolawa">
<emphasis id="B901EAB2276BFF900F46DFFFFF36FA86" italics="true" pageId="15" pageNumber="402">Terebellides woolawa</emphasis>
</taxonomicName>
as in the new species, BL1–2 are much longer and wider than BL3–4, posterior lobes fused for about 1/4 their length; neuropodia with sharply bent geniculate acicular hooks in TC6, and few (6–10) uncini per torus in subsequent neuropodia. In contrast in 
<taxonomicName id="4C754D23276BFF900830DE4BFC96FADE" authorityName="Hutchings &amp; Peart" authorityYear="2000" box="[611,860,1369,1394]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="woolawa">
<emphasis id="B901EAB2276BFF900830DE4BFC96FADE" box="[611,860,1369,1394]" italics="true" pageId="15" pageNumber="402">Terebellides woolawa</emphasis>
</taxonomicName>
, BL1–2 and BL3–4 are almost equal, posterior branchial lobes fused for about half of their length; neuropodia with weakly bent geniculate acicular hooks in TC6, and more uncini (10–20) per torus in subsequent neuropodia. In addition, species with characters similar to 
<taxonomicName id="4C754D23276BFF900AC4DED7FEA8FA71" authority="Zhang &amp; Hutchings, 2018" authorityName="Zhang &amp; Hutchings" authorityYear="2018" box="[151,354,1477,1502]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Terebellida" pageId="15" pageNumber="402" phylum="Annelida" rank="species" species="yangi" status="sp. nov.">
<emphasis id="B901EAB2276BFF900AC4DED7FEA8FA71" box="[151,354,1477,1502]" italics="true" pageId="15" pageNumber="402">Terebellides yangi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23257C9276BFF900B39DED7FE62FA72" box="[362,424,1477,1502]" pageId="15" pageNumber="402" rank="species">
<emphasis id="B901EAB2276BFF900B39DED7FE62FA72" bold="true" box="[362,424,1477,1502]" pageId="15" pageNumber="402">n. sp.</emphasis>
</taxonomicNameLabel>
are recorded from very different geographical regions.
</paragraph>
</subSubSection>
<subSubSection id="C36F652B276BFF900A94DEFBFBD4F98A" pageId="15" pageNumber="402" type="distribution">
<paragraph id="8BCA36A0276BFF900A94DEFBFB21F9AE" blockId="15.[151,1436,793,1646]" box="[199,1259,1513,1538]" pageId="15" pageNumber="402">
<emphasis id="B901EAB2276BFF900A94DEFBFEAAF9AE" bold="true" box="[199,352,1513,1538]" pageId="15" pageNumber="402">Distribution.</emphasis>
Known from Beibu Gulf and Daya Bay of the northern South 
<collectingCountry id="F3627630276BFF900E4EDEFBFBAAF9AE" box="[1053,1120,1513,1538]" name="China" pageId="15" pageNumber="402">China</collectingCountry>
Sea (
<figureCitation id="134E2A25276BFF900EF3DEFBFB17F9AE" box="[1184,1245,1513,1538]" captionStart="FIGURE 1" captionStartId="3.[151,250,1601,1623]" captionTargetBox="[151,1435,844,1573]" captionTargetId="figure@3.[150,1436,844,1577]" captionTargetPageId="3" captionText="FIGURE 1. Distribution of Terebellides in the northern South China Sea; TG Terebellides guangdongensis n. sp.; TY Terebellides yangi n. sp.; TE Terebellides ectopium n. sp." httpUri="https://zenodo.org/record/1164510/files/figure.png" pageId="15" pageNumber="402">Fig.1</figureCitation>
).
</paragraph>
<paragraph id="8BCA36A0276BFF900A94DD1FFBD4F98A" blockId="15.[151,1436,793,1646]" box="[199,1054,1549,1574]" pageId="15" pageNumber="402">
<emphasis id="B901EAB2276BFF900A94DD1FFEE0F98A" bold="true" box="[199,298,1549,1574]" pageId="15" pageNumber="402">Habitat.</emphasis>
Found in muddy substrates in shallow water (12.0–35.0 m depths).
</paragraph>
</subSubSection>
<subSubSection id="C36F652B276BFF900A94DD23FE4EF9C2" pageId="15" pageNumber="402" type="etymology">
<paragraph id="8BCA36A0276BFF900A94DD23FE4EF9C2" blockId="15.[151,1436,793,1646]" pageId="15" pageNumber="402">
<emphasis id="B901EAB2276BFF900A94DD23FE84F9E6" bold="true" box="[199,334,1585,1610]" pageId="15" pageNumber="402">Etymology.</emphasis>
The species is named after Professor Dejian Yang, for his contributions to the taxonomy of Chinese polychaetes.
</paragraph>
</subSubSection>
</treatment>
</document>