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<document id="B86C5D898957ADD81EDED920237B640D" ID-DOI="10.5281/zenodo.193948" ID-GBIF-Dataset="61670007-6496-4a10-9893-9aff6eb9f9bc" ID-ISSN="1175-5326" ID-Zenodo-Dep="193948" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460180580411" checkinUser="plazi" docAuthor="Schüller, Myriam &amp; Hutchings, Pat A." docDate="2010" docId="0396C167FFD0413AFF577451E36CFD7B" docLanguage="en" docName="zt02395p016.pdf" docOrigin="Zootaxa 2395" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Terebellides jitu Schüller &amp; Hutchings, 2010, sp. nov." docType="treatment" docVersion="10" lastPageNumber="11" masterDocId="FFAFB91FFFD64130FFC07706E631FFEC" masterDocTitle="New insights in the taxonomy of Trichobranchidae (Polychaeta) with description of a new Terebellides species from Australia" masterLastPageNumber="16" masterPageNumber="1" pageNumber="7" updateTime="1698236151679" updateUser="plazi">
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<mods:title id="130C76793D58FD3E2047257875199A74">New insights in the taxonomy of Trichobranchidae (Polychaeta) with description of a new Terebellides species from Australia</mods:title>
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<mods:namePart id="F745B73FFEBD1261AB6E5C9A1F058A4A">Schüller, Myriam</mods:namePart>
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<mods:namePart id="B875A1310C397BA042CA82A9EE4A8250">Hutchings, Pat A.</mods:namePart>
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<mods:date id="BCDDD0A573E13FFE35EB79F1F675D747">2010</mods:date>
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<treatment id="0396C167FFD0413AFF577451E36CFD7B" ID-DOI="http://doi.org/10.5281/zenodo.5626098" ID-GBIF-Taxon="124956565" ID-Zenodo-Dep="5626098" LSID="urn:lsid:plazi:treatment:0396C167FFD0413AFF577451E36CFD7B" httpUri="http://treatment.plazi.org/id/0396C167FFD0413AFF577451E36CFD7B" lastPageId="10" lastPageNumber="11" pageId="6" pageNumber="7">
<subSubSection id="C32523FAFFD04136FF577451E713FC78" pageId="6" pageNumber="7" type="nomenclature">
<paragraph id="8B807071FFD04136FF577451E78AFC9D" blockId="6.[151,443,855,916]" box="[151,443,855,881]" pageId="6" pageNumber="7">
<heading id="D0C8C71DFFD04136FF577451E78AFC9D" bold="true" box="[151,443,855,881]" fontSize="11" level="1" pageId="6" pageNumber="7" reason="1">
<emphasis id="B94BAC63FFD04136FF577451E78AFC9D" bold="true" box="[151,443,855,881]" pageId="6" pageNumber="7">
<taxonomicName id="4C3F0BF2FFD04136FF577451E766FC9D" ID-CoL="7BQ7X" box="[151,343,855,881]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="6" pageNumber="7" phylum="Annelida" rank="species" species="jitu" status="sp. nov.">
<emphasis id="B94BAC63FFD04136FF577451E766FC9D" bold="true" box="[151,343,855,881]" italics="true" pageId="6" pageNumber="7">Terebellides jitu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A2781118FFD04136FE9E7451E78AFC9D" box="[350,443,855,881]" pageId="6" pageNumber="7" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8B807071FFD04136FF57747CE713FC78" blockId="6.[151,443,855,916]" box="[151,290,890,916]" pageId="6" pageNumber="7">
<figureCitation id="13046CF4FFD04136FF57747CE713FC78" box="[151,290,890,916]" captionStart-0="FIGURE 2" captionStart-1="FIGURE 4" captionStartId-0="7.[151,258,1895,1919]" captionStartId-1="9.[151,255,971,995]" captionTargetBox-0="[194,1395,204,1858]" captionTargetBox-1="[151,1435,178,949]" captionTargetId-0="figure@7.[189,1399,194,1878]" captionTargetId-1="figure@9.[151,1436,162,949]" captionTargetPageId-0="7" captionTargetPageId-1="9" captionText-0="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" captionText-1="FIGURE 4. Methyl green staining of Terebellides jitu sp. nov. holotype AM W 35501, anterior region in lateral view." httpUri-0="https://zenodo.org/record/193950/files/figure.png" httpUri-1="https://zenodo.org/record/193951/files/figure.png" pageId="6" pageNumber="7">Figures 24</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="C32523FAFFD04136FF5774C3E59EFC33" box="[151,943,965,991]" pageId="6" pageNumber="7" type="description">
<paragraph id="8B807071FFD04136FF5774C3E59EFC33" blockId="6.[151,943,965,991]" box="[151,943,965,991]" pageId="6" pageNumber="7">
<taxonomicName id="4C3F0BF2FFD04136FF5774C3E7B8FC32" box="[151,393,965,990]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="6" pageNumber="7" phylum="Annelida" rank="species" species="narribri">
<emphasis id="B94BAC63FFD04136FF5774C3E7B8FC32" box="[151,393,965,990]" italics="true" pageId="6" pageNumber="7">Terebellides narribri</emphasis>
</taxonomicName>
<bibRefCitation id="EFAE0D80FFD04136FE6874C3E4EBFC33" author="Hutchings" box="[424,730,965,991]" pageId="6" pageNumber="16" refString="Hutchings P. A. &amp; Peart R. (2000) A revision of the Australian Trichobranchidae (Polychaeta). Invertebrate Taxonomy, 14 (2), 225 - 272." type="journal article" year="2000">Hutchings and Peart 2000</bibRefCitation>
; 247254, in part.
</paragraph>
</subSubSection>
<subSubSection id="C32523FAFFD04136FF577309E5F0FA28" pageId="6" pageNumber="7" type="materials_examined">
<paragraph id="8B807071FFD04136FF577309E40CFBA3" blockId="6.[151,1437,1039,1999]" pageId="6" pageNumber="7">
<emphasis id="B94BAC63FFD04136FF577309E7AFFBC5" bold="true" box="[151,414,1039,1065]" pageId="6" pageNumber="7">Material examined.</emphasis>
<typeStatus id="5484CED3FFD04136FE687316E413FBC6" box="[424,546,1040,1066]" pageId="6" pageNumber="7" type="holotype">Holotype</typeStatus>
. AM W35501 (ripe male): Northern Territory, Arafura Sea, 948.46' S 13315.24' E,
<quantity id="4CC7DD94FFD04136FEF27333E746FBA3" box="[306,375,1077,1103]" metricMagnitude="2" metricUnit="m" metricValue="1.58" pageId="6" pageNumber="7" unit="m" value="158.0">158m</quantity>
, coll.
<date id="FF8156B1FFD04136FE7E7333E408FBA3" box="[446,569,1077,1103]" pageId="6" pageNumber="7" value="2005-05">May 2005</date>
.
</paragraph>
<paragraph id="8B807071FFD04136FF04735CE27FFAE6" blockId="6.[151,1437,1039,1999]" pageId="6" pageNumber="7">
<typeStatus id="5484CED3FFD04136FF04735CE70CFB98" box="[196,317,1114,1140]" pageId="6" pageNumber="7" type="paratype">Paratypes</typeStatus>
. AM W7059 (
<specimenCount id="9D39BBF8FFD04136FE2E735CE449FB98" box="[494,632,1114,1140]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
, part on SEM stub), AM W23828 (
<specimenCount id="9D39BBF8FFD04136FBE8735CE287FB98" box="[1064,1206,1114,1140]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
): Queensland, East channel, off Tangalooma Point, Moreton Island, Queensland,
<collectingCountry id="F32830E1FFD04136FC427386E5C1FB76" box="[898,1008,1152,1178]" name="Australia" pageId="6" pageNumber="7">Australia</collectingCountry>
, 2712'
<accessionNumber id="946CED92FFD04136FB937386E288FB76" box="[1107,1209,1152,1178]" httpUri="https://www.ebi.ac.uk/ena/browser/api/embl/S15321" pageId="6" pageNumber="7" type="EnaNcbi">S 15321</accessionNumber>
' E,
<date id="FF8156B1FFD04136FB277386E36EFB76" box="[1255,1375,1152,1178]" pageId="6" pageNumber="7" value="1972-12">Dec 1972</date>
; AM W34026 (
<specimenCount id="9D39BBF8FFD04136FED273A3E7ABFB53" box="[274,410,1189,1215]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
on SEM pins), AM W34027 (
<specimenCount id="9D39BBF8FFD04136FCCF73A3E5A6FB53" box="[783,919,1189,1215]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
on SEM pins), AM W34028 (
<specimenCount id="9D39BBF8FFD04136FACC73A3E3A6FB53" box="[1292,1431,1189,1215]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
, gravid), AM W34030 (
<specimenCount id="9D39BBF8FFD04136FE6C73CCE404FB08" box="[428,565,1226,1252]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
), AM W34031 (
<specimenCount id="9D39BBF8FFD04136FD3A73CCE5B2FB08" box="[762,899,1226,1252]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
), AM W34034 (
<specimenCount id="9D39BBF8FFD04136FB8873CCE2FEFB08" box="[1096,1231,1226,1252]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
, gravid): Arafura Sea, 913.9' S 13329.25' E,
<quantity id="4CC7DD94FFD04136FE1173F6E427FAE6" box="[465,534,1264,1290]" metricMagnitude="2" metricUnit="m" metricValue="1.58" pageId="6" pageNumber="7" unit="m" value="158.0">158m</quantity>
, coll.
<date id="FF8156B1FFD04136FD9D73F6E4D4FAE6" box="[605,741,1264,1290]" pageId="6" pageNumber="7" value="2005-05-21">21-05-2005</date>
from Area C South,
<collectingCountry id="F32830E1FFD04136FC1B73F6E27BFAE6" box="[987,1098,1264,1290]" name="Australia" pageId="6" pageNumber="7">Australia</collectingCountry>
.
</paragraph>
<paragraph id="8B807071FFD04136FF047213E5F0FA28" blockId="6.[151,1437,1039,1999]" pageId="6" pageNumber="7">
<emphasis id="B94BAC63FFD04136FF047213E474FAC3" bold="true" box="[196,581,1301,1327]" pageId="6" pageNumber="7">Additional material examined.</emphasis>
AM W36139 (
<specimenCount id="9D39BBF8FFD04136FD3B7213E5A2FAC3" box="[763,915,1301,1327]" pageId="6" pageNumber="7" type="generic">8 specimens</specimenCount>
): New South
<collectingCountry id="F32830E1FFD04136FBF47213E24FFAC3" box="[1076,1150,1301,1327]" name="United Kingdom" pageId="6" pageNumber="7">Wales</collectingCountry>
, Port Hacking, 344.6 S 1516.25 E,
<date id="FF8156B1FFD04136FEF4723CE7E2FAB8" box="[308,467,1338,1364]" pageId="6" pageNumber="7" value="1994-10-27">27 Oct 1994</date>
; AM W27473 (
<specimenCount id="9D39BBF8FFD04136FD5B723CE51BFAB8" box="[667,810,1338,1364]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
, ripe male): Western
<collectingCountry id="F32830E1FFD04136FBFA723CE280FAB8" box="[1082,1201,1338,1364]" name="Australia" pageId="6" pageNumber="7">Australia</collectingCountry>
,
<quantity id="4CC7DD94FFD04136FB7E723CE2C4FAB8" box="[1214,1269,1338,1364]" metricMagnitude="3" metricUnit="m" metricValue="1.0" pageId="6" pageNumber="7" unit="km" value="1.0">1km</quantity>
north east of Legendre Island, 2035.6 S 11635.37 E,
<date id="FF8156B1FFD04136FDB97266E537FA96" box="[633,774,1376,1402]" pageId="6" pageNumber="7" value="2000-08-06">6 Aug 2000</date>
; AM W27490 (
<specimenCount id="9D39BBF8FFD04136FC7F7266E279FA96" box="[959,1096,1376,1402]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
): Western
<collectingCountry id="F32830E1FFD04136FB017266E31EFA96" box="[1217,1327,1376,1402]" name="Australia" pageId="6" pageNumber="7">Australia</collectingCountry>
, between Enderby &amp; Lewis Islands, 2035.6 S 11635.37 E,
<date id="FF8156B1FFD04136FD247283E55EFA73" box="[740,879,1413,1439]" pageId="6" pageNumber="7" value="2000-07-28">28 Jul 2000</date>
; AM W23839 (
<specimenCount id="9D39BBF8FFD04136FBE87283E280FA73" box="[1064,1201,1413,1439]" pageId="6" pageNumber="7" type="generic">1 specimen</specimenCount>
): Western
<collectingCountry id="F32830E1FFD04136FAE97283E3A6FA73" box="[1321,1431,1413,1439]" name="Australia" pageId="6" pageNumber="7">Australia</collectingCountry>
, Duffield Ridge, Rottnest Island, 322.30 S 11528.39 E,
<date id="FF8156B1FFD04136FCEC72ACE58CFA28" box="[812,957,1450,1476]" pageId="6" pageNumber="7" value="1991-01-10">10 Jan 1991</date>
.
</paragraph>
</subSubSection>
<subSubSection id="C32523FAFFD04139FF0672C9E45FF929" lastPageId="9" lastPageNumber="10" pageId="6" pageNumber="7" type="description">
<paragraph id="8B807071FFD04136FF0672C9E4E4F9D8" blockId="6.[151,1437,1039,1999]" pageId="6" pageNumber="7">
<emphasis id="B94BAC63FFD04136FF0672C9E76FFA05" bold="true" box="[198,350,1487,1513]" pageId="6" pageNumber="7">Description.</emphasis>
<typeStatus id="5484CED3FFD04136FEA972D6E7E7FA06" box="[361,470,1488,1514]" pageId="6" pageNumber="7" type="holotype">Holotype</typeStatus>
complete,
<quantity id="4CC7DD94FFD04136FD9D72D6E482FA06" box="[605,691,1488,1514]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="6" pageNumber="7" unit="mm" value="15.0">15 mm</quantity>
long and ~
<quantity id="4CC7DD94FFD04136FCFF72D6E5ACFA06" box="[831,925,1488,1514]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="6" pageNumber="7" unit="mm" value="2.5">2.5 mm</quantity>
wide for 20 abdominal segments, mature. Additional specimens
<quantity id="4CC7DD94FFD04136FE6172F3E401F9E3" box="[417,560,1525,1551]" metricMagnitude="-3" metricUnit="m" metricValue="1.5999999999999999" metricValueMax="2.9" metricValueMin="0.3" pageId="6" pageNumber="7" unit="mm" value="1.5999999999999999" valueMax="2.9" valueMin="0.3">0.32.9 mm</quantity>
long, some with coelomic gametes. Dorsum and ventrum smooth, colour yellow to reddish brown in preserved specimens.
</paragraph>
<paragraph id="8B807071FFD04136FF047146E528F8D6" blockId="6.[151,1437,1039,1999]" pageId="6" pageNumber="7">
Prostomium compact, expanded tentacular membrane with numerous folds. Buccal tentacles of two kinds, uniformly tapered and with expanded tips. Remains of numerous scattered eyespots may be visible in preserved specimens dorsally on prostomium after MG staining. Peristomium consisting of hidden upper lip. And large, expanded lower lip. Second segment reduced, narrow, almost completely covered by third segment (
<figureCitation id="13046CF4FFD04136FF5F71D3E6D9F903" box="[159,232,1749,1775]" captionStart="FIGURE 2" captionStartId="7.[151,258,1895,1919]" captionTargetBox="[194,1395,204,1858]" captionTargetId="figure@7.[189,1399,194,1878]" captionTargetPageId="7" captionText="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="6" pageNumber="7">Figs 2</figureCitation>
a &amp; 3a). Lateral lappets on segments 16, well developed (
<figureCitation id="13046CF4FFD04136FC5571D3E5EFF903" box="[917,990,1749,1775]" captionStart="FIGURE 2" captionStartId="7.[151,258,1895,1919]" captionTargetBox="[194,1395,204,1858]" captionTargetId="figure@7.[189,1399,194,1878]" captionTargetPageId="7" captionText="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="6" pageNumber="7">Figs 2</figureCitation>
a &amp; 3a), largest on segments three and four. Ventral glandular bands and glandular areas around parapodia absent. Nephridial papillae inserted dorsally to notopodia of segments 3, 6, and 7 (
<figureCitation id="13046CF4FFD04136FD767026E4CCF8D6" box="[694,765,1824,1850]" captionStart="FIGURE 2" captionStartId="7.[151,258,1895,1919]" captionTargetBox="[194,1395,204,1858]" captionTargetId="figure@7.[189,1399,194,1878]" captionTargetPageId="7" captionText="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="6" pageNumber="7">Fig. 2</figureCitation>
a).
</paragraph>
<paragraph id="8B807071FFD04136FF047043E5DAF823" blockId="6.[151,1437,1039,1999]" pageId="6" pageNumber="7">
Branchiae as single structure dorsally on segments 3 and 4, consisting of 4 distinct lobes; fused for about half their length, all of similar length (
<figureCitation id="13046CF4FFD04136FD43706CE4E1F868" box="[643,720,1898,1924]" captionStart="FIGURE 2" captionStartId="7.[151,258,1895,1919]" captionTargetBox="[194,1395,204,1858]" captionTargetId="figure@7.[189,1399,194,1878]" captionTargetPageId="7" captionText="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="6" pageNumber="7">Fig. 2</figureCitation>
b). Anterior ones broader than posterior ones, projecting anteriorly to form a seemingly 5th lobe. Posterior lobes with distinct distal tip. All lobes composed of tightly packed lamellae, each one with transverse ridges on its surface (
<figureCitation id="13046CF4FFD04136FC4670B3E5FCF823" box="[902,973,1973,1999]" captionStart="FIGURE 2" captionStartId="7.[151,258,1895,1919]" captionTargetBox="[194,1395,204,1858]" captionTargetId="figure@7.[189,1399,194,1878]" captionTargetPageId="7" captionText="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="6" pageNumber="7">Fig. 2</figureCitation>
b).
</paragraph>
<caption id="DF4020F9FFD14137FF577061E2CEF852" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="7" pageNumber="8" targetBox="[194,1395,204,1858]" targetPageId="7">
<paragraph id="8B807071FFD14137FF577061E2CEF852" blockId="7.[151,1436,1895,1982]" pageId="7" pageNumber="8">
<emphasis id="B94BAC63FFD14137FF577061E72FF893" bold="true" box="[151,286,1895,1919]" pageId="7" pageNumber="8">FIGURE 2.</emphasis>
<taxonomicName id="4C3F0BF2FFD14137FEED706EE7D1F893" box="[301,480,1896,1919]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="7" pageNumber="8" phylum="Annelida" rank="species" species="jitu" status="sp. nov.">
<emphasis id="B94BAC63FFD14137FEED706EE7D1F893" box="[301,480,1896,1919]" italics="true" pageId="7" pageNumber="8">Terebellides jitu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A2781118FFD14137FE287061E473F893" box="[488,578,1895,1919]" pageId="7" pageNumber="8" rank="species">
<emphasis id="B94BAC63FFD14137FE287061E473F893" bold="true" box="[488,578,1895,1919]" pageId="7" pageNumber="8">sp. nov.</emphasis>
</taxonomicNameLabel>
holotype AM W35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [*—position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]
</paragraph>
</caption>
<paragraph id="8B807071FFDE4138FF577034E68AF800" blockId="8.[151,1436,1842,2028]" pageId="8" pageNumber="9">
<emphasis id="B94BAC63FFDE4138FF577034E72CF8A6" bold="true" box="[151,285,1842,1866]" pageId="8" pageNumber="9">FIGURE 3.</emphasis>
<taxonomicName id="4C3F0BF2FFDE4138FEEC7035E7ECF8A6" box="[300,477,1843,1866]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="8" pageNumber="9" phylum="Annelida" rank="species" species="jitu" status="sp. nov.">
<emphasis id="B94BAC63FFDE4138FEEC7035E7ECF8A6" box="[300,477,1843,1866]" italics="true" pageId="8" pageNumber="9">Terebellides jitu</emphasis>
</taxonomicName>
<emphasis id="B94BAC63FFDE4138FE257034E40FF8A6" bold="true" box="[485,574,1842,1866]" pageId="8" pageNumber="9">
<taxonomicNameLabel id="A2781118FFDE4138FE257034E40FF8A6" box="[485,574,1842,1866]" pageId="8" pageNumber="9" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
SEM ac AM W34026 a—Anterior front end showing well developed lateral lappets with elevated anterior margins, b—Chaetiger 3 with 2 tiers of notochaetae, c—close up of notochaetae of chaetiger 3. df AM W7059 d—8th thoracic neuropodia, e—lateral view of thoracic uncini from 8th neuropodia, f—Close up of single posterior abdominal uncinus. gh AM W34027 g—Head on view of posterior abdominal uncini, h—More lateral view of posterior abdominal uncini. Scales: a-100 µm, b-20 µm, c-2 µm, d-10 µm, e-10 µm, f-2 µm, g-2 µm, h-2 µm
</paragraph>
<caption id="DF4020F9FFDF4139FF5774CDE3B3FC0E" box="[151,1410,971,995]" httpUri="https://zenodo.org/record/193951/files/figure.png" pageId="9" pageNumber="10" targetBox="[151,1435,178,949]" targetPageId="9">
<paragraph id="8B807071FFDF4139FF5774CDE3B3FC0E" blockId="9.[151,1410,971,995]" box="[151,1410,971,995]" pageId="9" pageNumber="10">
<emphasis id="B94BAC63FFDF4139FF5774CDE728FC0F" bold="true" box="[151,281,971,995]" pageId="9" pageNumber="10">FIGURE 4.</emphasis>
Methyl green staining of
<taxonomicName id="4C3F0BF2FFDF4139FDF474CDE4EFFC0E" box="[564,734,971,994]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="9" pageNumber="10" phylum="Annelida" rank="species" species="jitu" status="sp. nov.">
<emphasis id="B94BAC63FFDF4139FDF474CDE4EFFC0E" box="[564,734,971,994]" italics="true" pageId="9" pageNumber="10">Terebellides jitu</emphasis>
</taxonomicName>
<emphasis id="B94BAC63FFDF4139FD2574CDE50BFC0F" bold="true" box="[741,826,971,995]" pageId="9" pageNumber="10">
<taxonomicNameLabel id="A2781118FFDF4139FD2574CDE50BFC0F" box="[741,826,971,995]" pageId="9" pageNumber="10" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
holotype AM W35501, anterior region in lateral view.
</paragraph>
</caption>
<paragraph id="8B807071FFDF4139FF04730DE5BBFABC" blockId="9.[151,1437,1035,2032]" pageId="9" pageNumber="10">
Notopodia 18 pairs, starting on segment 3. First one strongly reduced, notochaetae seemingly originating from body wall but not apparently shorter than subsequent ones. Anterior notopodia shifted slightly dorsal. Chaetae arranged in 2 tiers, consisting of narrow - winged, finely pointed capillaries (Fig. 3b) with shaft consisting of numerous compact filaments with tips slightly splayed so that surface appears plumose (Fig. 3c). First neuropodia from segments 8 (chaetiger 6), continuing through abdomen. Thoracic neuropodia sessile pinnules with varying number of long-handled uncini (varying between 620 per torus, specimens observed under SEM with about 13 uncini per torus, Fig. 3d), except first neuropodia; with ~ 6 acicular hooks, with pointed tips and sharply bent (
<figureCitation id="13046CF4FFDF4139FE3C7216E40CFAC6" box="[508,573,1296,1322]" captionStart="FIGURE 2" captionStartId="7.[151,258,1895,1919]" captionTargetBox="[194,1395,204,1858]" captionTargetId="figure@7.[189,1399,194,1878]" captionTargetPageId="7" captionText="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="9" pageNumber="10">Fig 2</figureCitation>
c). Long - handled uncini with a dental formula of MF: 36:5:~:~~. Back of uncini very striated, rows of teeth intercalated (
<figureCitation id="13046CF4FFDF4139FD207230E518FABC" box="[736,809,1334,1360]" captionStart="FIGURE 2" captionStartId="7.[151,258,1895,1919]" captionTargetBox="[194,1395,204,1858]" captionTargetId="figure@7.[189,1399,194,1878]" captionTargetPageId="7" captionText="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="9" pageNumber="10">Figs 2</figureCitation>
d &amp; 3e).
</paragraph>
<paragraph id="8B807071FFDF4139FF04725DE459F9E6" blockId="9.[151,1437,1035,2032]" pageId="9" pageNumber="10">
Abdomen length possibly depending on size of specimens, usually with more than 30 segments present. Abdominal neuropodia erect pinnules with&gt;15 avicular uncini (
<figureCitation id="13046CF4FFDF4139FC537286E5EFFA76" box="[915,990,1408,1434]" captionStart="FIGURE 2" captionStartId="7.[151,258,1895,1919]" captionTargetBox="[194,1395,204,1858]" captionTargetId="figure@7.[189,1399,194,1878]" captionTargetPageId="7" captionText="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="9" pageNumber="10">Figs 2</figureCitation>
ef &amp; 3fh), with a dental formula of MF:67:68:~~:~~. Abdominal uncini with strongly crested head, covered with numerous small and scalelike teeth (
<figureCitation id="13046CF4FFDF4139FED672CDE76FFA09" box="[278,350,1483,1509]" captionStart="FIGURE 2" captionStartId="7.[151,258,1895,1919]" captionTargetBox="[194,1395,204,1858]" captionTargetId="figure@7.[189,1399,194,1878]" captionTargetPageId="7" captionText="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="9" pageNumber="10">Fig. 2</figureCitation>
e, 3f). Length of abdominal segments gradually decreasing, caudally terminating into blunt pygidium without appendages (
<figureCitation id="13046CF4FFDF4139FDC872F6E47EF9E6" box="[520,591,1520,1546]" captionStart="FIGURE 2" captionStartId="7.[151,258,1895,1919]" captionTargetBox="[194,1395,204,1858]" captionTargetId="figure@7.[189,1399,194,1878]" captionTargetPageId="7" captionText="FIGURE 2. Terebellides jitu sp. nov. holotype AM W 35501, a—anterior region, b—branchiae, c—acicular hooks (segment 8), d—detail head of thoracic uncinus, e—detail head of abdominal uncinus, f—pygidium and posterior segments [* — position of nephridial papillae, arrows—filamentous tip of branchiae and transverse ridges]" httpUri="https://zenodo.org/record/193950/files/figure.png" pageId="9" pageNumber="10">Fig. 2</figureCitation>
f).
</paragraph>
<paragraph id="8B807071FFDF4139FF047110E45FF929" blockId="9.[151,1437,1035,2032]" pageId="9" pageNumber="10">
The staining with MG results in compact green coloration of the first 35 segments before turning into striped pattern (
<figureCitation id="13046CF4FFDF4139FE99713DE797F9B9" box="[345,422,1595,1621]" captionStart="FIGURE 4" captionStartId="9.[151,255,971,995]" captionTargetBox="[151,1435,178,949]" captionTargetId="figure@9.[151,1436,162,949]" captionTargetPageId="9" captionText="FIGURE 4. Methyl green staining of Terebellides jitu sp. nov. holotype AM W 35501, anterior region in lateral view." httpUri="https://zenodo.org/record/193951/files/figure.png" pageId="9" pageNumber="10">Fig. 4</figureCitation>
). Stripes are gradually fading posteriorly and vanish from about segment 12 to 15. Additionally, pronounced staining of ventro-anterior margins of segments 16 and thoracic noto- and neuropodia is present. Buccal tentacles with expanded tips show distinct dotted staining in contrast to the weakly stained uniformly tapering ones.
</paragraph>
</subSubSection>
<subSubSection id="C32523FAFFDF413AFF0671D6E240FDEE" lastPageId="10" lastPageNumber="11" pageId="9" pageNumber="10" type="discussion">
<paragraph id="8B807071FFDF413AFF0671D6E240FDEE" blockId="9.[151,1437,1035,2032]" lastBlockId="10.[151,1437,152,663]" lastPageId="10" lastPageNumber="11" pageId="9" pageNumber="10">
<emphasis id="B94BAC63FFDF4139FF0671D6E70EF906" bold="true" box="[198,319,1744,1770]" pageId="9" pageNumber="10">Remarks.</emphasis>
All observed material is part of the polychaete collection of the Australian Museum, Sydney, NSW,
<collectingCountry id="F32830E1FFDF4139FF2971F0E751F8FC" box="[233,352,1782,1808]" name="Australia" pageId="9" pageNumber="10">Australia</collectingCountry>
. Specimens newly described as
<taxonomicName id="4C3F0BF2FFDF4139FD3271F0E58DF8E3" box="[754,956,1782,1807]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="9" pageNumber="10" phylum="Annelida" rank="species" species="jitu" status="sp. nov.">
<emphasis id="B94BAC63FFDF4139FD3271F0E58DF8E3" box="[754,956,1782,1807]" italics="true" pageId="9" pageNumber="10">Terebellides jitu</emphasis>
</taxonomicName>
<emphasis id="B94BAC63FFDF4139FC0471F3E218F8E3" bold="true" box="[964,1065,1781,1807]" pageId="9" pageNumber="10">
<taxonomicNameLabel id="A2781118FFDF4139FC0471F3E218F8E3" box="[964,1065,1781,1807]" pageId="9" pageNumber="10" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, were originally identified as
<taxonomicName id="4C3F0BF2FFDF4139FF57701DE7BBF8D8" box="[151,394,1819,1844]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="9" pageNumber="10" phylum="Annelida" rank="species" species="narribri">
<emphasis id="B94BAC63FFDF4139FF57701DE7BBF8D8" box="[151,394,1819,1844]" italics="true" pageId="9" pageNumber="10">Terebellides narribri</emphasis>
</taxonomicName>
by the authors of this species (
<bibRefCitation id="EFAE0D80FFDF4139FD32701DE224F8D9" author="Hutchings" box="[754,1045,1819,1845]" pageId="9" pageNumber="16" refString="Hutchings P. A. &amp; Peart R. (2000) A revision of the Australian Trichobranchidae (Polychaeta). Invertebrate Taxonomy, 14 (2), 225 - 272." type="journal article" year="2000">Hutchings &amp; Peart 2000</bibRefCitation>
).
<bibRefCitation id="EFAE0D80FFDF4139FBE8701DE35BF8D9" author="Hutchings" box="[1064,1386,1819,1845]" pageId="9" pageNumber="16" refString="Hutchings P. A. &amp; Peart R. (2000) A revision of the Australian Trichobranchidae (Polychaeta). Invertebrate Taxonomy, 14 (2), 225 - 272." type="journal article" year="2000">Hutchings and Peart (2000)</bibRefCitation>
had already reported the presence of two variations in their material stating the occurrence of “large, white, oval, glandular patches present on chaetiger 3 as the distinguishing character. A re-examination of the material, especially after staining with MG confirmed this character for many specimens, including the
<typeStatus id="5484CED3FFDF4139FB36708DE36CF849" box="[1270,1373,1931,1957]" pageId="9" pageNumber="10" type="holotype">holotype</typeStatus>
of
<taxonomicName id="4C3F0BF2FFDF4139FA46708DE6CDF826" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="9" pageNumber="10" phylum="Annelida" rank="species" species="narribri">
<emphasis id="B94BAC63FFDF4139FA46708DE6CDF826" italics="true" pageId="9" pageNumber="10">T. narribri</emphasis>
</taxonomicName>
. However, all specimens with this trait were also characterized by the lack of a truly apparent reduction of the first chaetiger in contrast to the description by
<bibRefCitation id="EFAE0D80FFDF4139FC7070D0E33AF81C" author="Hutchings" box="[944,1291,2006,2032]" pageId="9" pageNumber="16" refString="Hutchings P. A. &amp; Peart R. (2000) A revision of the Australian Trichobranchidae (Polychaeta). Invertebrate Taxonomy, 14 (2), 225 - 272." type="journal article" year="2000">Hutchings and Peart (2000)</bibRefCitation>
. Specimens without glandular patches showed reduced first notopodia, lateral lappets on segments 16, and also presented pronounced filamentous tips on the posterior branchial lobes. Adding up to now four distinct characters between the two variations, the species
<taxonomicName id="4C3F0BF2FFDC413AFDAB77E4E4D9FF17" box="[619,744,226,251]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="10" pageNumber="11" phylum="Annelida" rank="species" species="narribri">
<emphasis id="B94BAC63FFDC413AFDAB77E4E4D9FF17" box="[619,744,226,251]" italics="true" pageId="10" pageNumber="11">T. narribri</emphasis>
</taxonomicName>
is split up. Specimens with glandular patches on chaetiger 3, first chaetiger only slightly reduced in size compared to subsequent ones, lateral lappets on the first 5 segments, and absence of filamentous tips on posterior branchial lobes belong to
<taxonomicName id="4C3F0BF2FFDC413AFB52762BE3A5FEAA" box="[1170,1428,301,326]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="10" pageNumber="11" phylum="Annelida" rank="species" species="narribri">
<emphasis id="B94BAC63FFDC413AFB52762BE3A5FEAA" box="[1170,1428,301,326]" italics="true" pageId="10" pageNumber="11">Terebellides narribri</emphasis>
</taxonomicName>
. Specimens with a purely solid—striped staining pattern, strongly reduced first chaetiger, lateral lappets on segments 16, and pronounced tips on posterior branchial lobes are placed into the new species
<taxonomicName id="4C3F0BF2FFDC413AFB34767EE309FE7D" box="[1268,1336,376,401]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="10" pageNumber="11" phylum="Annelida" rank="species" species="jitu" status="sp. nov.">
<emphasis id="B94BAC63FFDC413AFB34767EE309FE7D" box="[1268,1336,376,401]" italics="true" pageId="10" pageNumber="11">T. jitu</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A2781118FFDC413AFAFF7671E3ADFE7D" box="[1343,1436,375,401]" pageId="10" pageNumber="11" rank="species">
<emphasis id="B94BAC63FFDC413AFAFF7671E3ADFE7D" bold="true" box="[1343,1436,375,401]" pageId="10" pageNumber="11">sp. nov.</emphasis>
</taxonomicNameLabel>
These include two
<typeStatus id="5484CED3FFDC413AFEB5769BE7D4FE5B" box="[373,485,413,439]" pageId="10" pageNumber="11" type="paratype">paratypes</typeStatus>
of
<taxonomicName id="4C3F0BF2FFDC413AFDCC769BE4B5FE5A" box="[524,644,413,438]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="10" pageNumber="11" phylum="Annelida" rank="species" species="narribri">
<emphasis id="B94BAC63FFDC413AFDCC769BE4B5FE5A" box="[524,644,413,438]" italics="true" pageId="10" pageNumber="11">T. narribri</emphasis>
</taxonomicName>
(AM W7059, AM W23828) which were collected at Moreton Bay, Queensland, the
<typeStatus id="5484CED3FFDC413AFE9F76C4E7A3FE30" box="[351,402,450,476]" pageId="10" pageNumber="11">type</typeStatus>
locality of
<taxonomicName id="4C3F0BF2FFDC413AFDDC76C4E4ABFE37" box="[540,666,450,475]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="10" pageNumber="11" phylum="Annelida" rank="species" species="narribri">
<emphasis id="B94BAC63FFDC413AFDDC76C4E4ABFE37" box="[540,666,450,475]" italics="true" pageId="10" pageNumber="11">T. narribri</emphasis>
</taxonomicName>
. A differentiation based on sampling locality could not be made between the two species suggesting that the species may coexist in the same habitat.
</paragraph>
</subSubSection>
<subSubSection id="C32523FAFFDC413AFF06750BE592FDCB" box="[198,931,525,551]" pageId="10" pageNumber="11" type="distribution">
<paragraph id="8B807071FFDC413AFF06750BE592FDCB" blockId="10.[151,1437,152,663]" box="[198,931,525,551]" pageId="10" pageNumber="11">
<emphasis id="B94BAC63FFDC413AFF06750BE756FDCB" bold="true" box="[198,359,525,551]" pageId="10" pageNumber="11">Distribution.</emphasis>
Australian waters in shallow to moderate depths
</paragraph>
</subSubSection>
<subSubSection id="C32523FAFFDC413AFF067534E36CFD7B" pageId="10" pageNumber="11" type="etymology">
<paragraph id="8B807071FFDC413AFF067534E36CFD7B" blockId="10.[151,1437,152,663]" pageId="10" pageNumber="11">
<emphasis id="B94BAC63FFDC413AFF067534E762FDA0" bold="true" box="[198,339,562,588]" pageId="10" pageNumber="11">Etymology.</emphasis>
<taxonomicName id="4C3F0BF2FFDC413AFEA67534E7A2FDA0" box="[358,403,562,588]" class="Polychaeta" family="Trichobranchidae" genus="Terebellides" kingdom="Animalia" order="Terebellida" pageId="10" pageNumber="16" phylum="Annelida" rank="species" species="jitu">Jitu</taxonomicName>
is the Aboriginal (Kariyarra) word for ibis. The acicular hooks of the first neuropodia resemble the shape of the beak of the Australian white ibis (
<emphasis id="B94BAC63FFDC413AFCA2755EE26CFD9D" box="[866,1117,600,625]" italics="true" pageId="10" pageNumber="11">Threskiomis molucca</emphasis>
) which is very common in
<collectingCountry id="F32830E1FFDC413AFF57757BE737FD7B" box="[151,262,637,663]" name="Australia" pageId="10" pageNumber="11">Australia</collectingCountry>
, especially in the area around the Australian Museum, Sydney where the material is deposited.
</paragraph>
</subSubSection>
</treatment>
</document>