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<document id="CA580E2235FBDACF40D2DC33CDEFD9C2" ID-ISSN="0024-4082" ID-ZooBank="B0CAB95-20E6-494C-ACAD-ABE7CEC63C95" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="GgImagineBatch" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1738701795617" checkinUser="plazi" docAuthor="Taylor, M. L. &amp; Rogers, A. D." docDate="2017" docId="8C4BA038FFAE3241FC2DFA1D6BEA72E6" docLanguage="en" docName="zlx003.pdf" docOrigin="Zoological Journal of the Linnean Society 181" docStyle="DocumentStyle:36B3BD6A90C22AB4F7F465C853188CC8.7:ZoolJLinnSoc.2017-2023.journal_article" docStyleId="36B3BD6A90C22AB4F7F465C853188CC8" docStyleName="ZoolJLinnSoc.2017-2023.journal_article" docStyleVersion="7" docTitle="Narella speighti Taylor &amp; Rogers, 2017, SP. NOV." docType="treatment" docVersion="2" lastPageNumber="82" masterDocId="7072D840FFA7324DFF98FF99690C7475" masterDocTitle="Primnoidae (Cnidaria: Octocorallia) of the SW Indian Ocean: new species, genus revisions and systematics" masterLastPageNumber="97" masterPageNumber="70" pageNumber="79" updateTime="1738702716966" updateUser="ExternalLinkService">
<mods:mods id="0F00262852168D7781182E48F77B3F77" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:title id="035969CA42146D37EF234DF755CCBC2E">Primnoidae (Cnidaria: Octocorallia) of the SW Indian Ocean: new species, genus revisions and systematics</mods:title>
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<mods:namePart id="F37CE7B7C4F6E509E577176C9BBE4A8A">Taylor, M. L.</mods:namePart>
</mods:name>
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<mods:namePart id="40DBA70E3F74B1E8A7B81F263886090D">Rogers, A. D.</mods:namePart>
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<mods:title id="E48CAC88D51A566369DE0F7D274CE44C">Zoological Journal of the Linnean Society</mods:title>
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<mods:date id="335F4ED5568496A055B61559E4CEDDE0">2017</mods:date>
<mods:detail id="20BE70DFBE1EF3A5410389B26D274B23" type="volume">
<mods:number id="6D48EA6DD9CFF62A416A9553BDE9A181">181</mods:number>
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</mods:mods>
<treatment id="8C4BA038FFAE3241FC2DFA1D6BEA72E6" ID-DOI="http://doi.org/10.5281/zenodo.14805558" ID-Zenodo-Dep="14805558" LSID="urn:lsid:plazi:treatment:8C4BA038FFAE3241FC2DFA1D6BEA72E6" httpUri="http://treatment.plazi.org/id/8C4BA038FFAE3241FC2DFA1D6BEA72E6" lastPageId="12" lastPageNumber="82" pageId="9" pageNumber="79">
<subSubSection id="4CF842A5FFAE3244FC2DFA1D6C0871EE" box="[949,1284,1411,1435]" pageId="9" pageNumber="79" type="nomenclature">
<paragraph id="045D112EFFAE3244FC2DFA1D6C0871EE" blockId="9.[949,1284,1411,1435]" box="[949,1284,1411,1435]" pageId="9" pageNumber="79">
<heading id="5F15A642FFAE3244FC2DFA1D6C0871EE" box="[949,1284,1411,1435]" centered="true" fontSize="9" level="2" pageId="9" pageNumber="79" reason="2">
<taxonomicName id="C3E26AADFFAE3244FC2DFA1D6D9771EF" ID-CoL="45PNK" authorityName="Taylor &amp; Rogers" authorityYear="2017" box="[949,1179,1412,1435]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="9" pageNumber="79" phylum="Cnidaria" rank="species" species="speighti" status="sp. nov.">
<smallCapsWord id="02BB87F2FFAE3244FC2DFA1D6D2971EF" baselines="1429,1429" box="[949,1061,1412,1435]" lowerCaseFontSize="8" mainFontSize="10" normCase="title" normString="Narella" pageId="9" pageNumber="79">NARELLA</smallCapsWord>
<smallCapsWord id="02BB87F2FFAE3244FBB4FA1E6D9771EF" baselines="1429" box="[1068,1179,1415,1434]" lowerCaseFontSize="8" mainFontSize="10" normCase="lower" normString="speighti" pageId="9" pageNumber="79">SPEIGHTI</smallCapsWord>
</taxonomicName>
<emphasis id="3696CD3CFFAE3244FB39FA1E6C0871EE" bold="true" box="[1185,1284,1411,1435]" pageId="9" pageNumber="79">
<taxonomicNameLabel id="2DA57047FFAE3244FB39FA1E6C0871EE" box="[1185,1284,1411,1435]" pageId="9" pageNumber="79" rank="species">
<smallCapsWord id="02BB87F2FFAE3244FB39FA1E6DB271EF" baselines="1429" box="[1185,1214,1415,1434]" lowerCaseFontSize="8" mainFontSize="10" normCase="lower" normString="sp" pageId="9" pageNumber="79">SP</smallCapsWord>
.
<smallCapsWord id="02BB87F2FFAE3244FB54FA1E6DF171EF" baselines="1429" box="[1228,1277,1415,1434]" lowerCaseFontSize="8" mainFontSize="10" normCase="lower" normString="nov" pageId="9" pageNumber="79">NOV</smallCapsWord>
.
</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="4CF842A5FFAE3241FBBAFA336BEA72E6" lastPageId="12" lastPageNumber="82" pageId="9" pageNumber="79" type="description">
<paragraph id="045D112EFFAE3244FBBAFA336D9B71B6" blockId="9.[1058,1175,1450,1475]" box="[1058,1175,1450,1475]" pageId="9" pageNumber="79">
(
<figureCitation id="9CD90DABFFAE3244FBB2FA336D7971B7" box="[1066,1141,1450,1475]" captionStart="Figure 6" captionStartId="10.[163,242,1596,1618]" captionTargetBox="[323,1283,195,1557]" captionTargetId="figure-193@10.[323,1283,195,1557]" captionTargetPageId="10" captionText="Figure 6. Colony, whorls and polyps of Narella speighti sp. nov.: (a) base of whorl; (b) colony; (c) lateral polyp view; (d) anterior whorl view; (e) close up of branchlet; (f) close up of coenenchyme." pageId="9" pageNumber="79">
<smallCapsWord id="02BB87F2FFAE3244FBB2FA336D6C71B7" baselines="1469,1469" box="[1066,1120,1450,1475]" lowerCaseFontSize="8" mainFontSize="10" normCase="title" normString="Figs" pageId="9" pageNumber="79">FIGS</smallCapsWord>
6
</figureCitation>
,
<figureCitation id="9CD90DABFFAE3244FB1AFA356D9C71B4" box="[1154,1168,1452,1473]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="9" pageNumber="79">7</figureCitation>
)
</paragraph>
<paragraph id="045D112EFFAE3244FCB1FA4B6D7A7231" blockId="9.[809,1424,1490,1604]" pageId="9" pageNumber="79">
<emphasis id="3696CD3CFFAE3244FCB1FA4B6D107192" box="[809,1052,1490,1511]" italics="true" pageId="9" pageNumber="79">Material examined:</emphasis>
<materialsCitation id="B48A1B73FFAE3244FBBFFA4B6D7A7231" collectingDate="2011-12-10" collectionCode="NHMUK, JC, T" elevation="870" latitude="-32.714367" longLatPrecision="1" longitude="57.244434" pageId="9" pageNumber="79" specimenCode="NHMUK 2016.33, JC066-3719, T165-166" specimenCount="1" typeStatus="holotype">
<typeStatus id="DB59AF8CFFAE3244FBBFFA4B6D9A719D" box="[1063,1174,1490,1512]" pageId="9" pageNumber="79" type="holotype">Holotype</typeStatus>
–
<specimenCode id="5444B955FFAE3244FB22FA4A6C9C719D" box="[1210,1424,1490,1512]" collectionCode="NHMUK" country="United Kingdom" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34665" lsid="urn:lsid:biocol.org:col:34665" name="Natural History Museum, London" pageId="9" pageNumber="79" type="Museum">NHMUK 2016.33</specimenCode>
(
<specimenCode id="5444B955FFAE3244FCA9FA686AB27272" box="[817,958,1521,1543]" collectionCode="JC" pageId="9" pageNumber="79">JC066-3719</specimenCode>
), RRS
<emphasis id="3696CD3CFFAE3244FB95FA6B6D947273" box="[1037,1176,1521,1543]" italics="true" pageId="9" pageNumber="79">James Cook</emphasis>
, sta. 8, ev. 5, Atlantis Bank,
<geoCoordinate id="61D677E9FFAE3244FCEDF9896AF27250" box="[885,1022,1551,1574]" degrees="32" direction="south" minutes="42.862" orientation="latitude" pageId="9" pageNumber="79" precision="1" value="-32.714367">32°42.862′S</geoCoordinate>
,
<geoCoordinate id="61D677E9FFAE3244FB93F9896D947250" box="[1035,1176,1551,1574]" degrees="57" direction="east" minutes="14.666" orientation="longitude" pageId="9" pageNumber="79" precision="1" value="57.244434">57°14.666′E</geoCoordinate>
,
<quantity id="C31ABCCBFFAE3244FB3CF9896DE27250" box="[1188,1262,1552,1573]" metricMagnitude="2" metricUnit="m" metricValue="8.7" pageId="9" pageNumber="79" unit="m" value="870.0">
<elevation id="8FCFF61DFFAE3244FB3CF9896DE27250" box="[1188,1262,1552,1573]" metricMagnitude="2" metricUnit="m" metricValue="8.7" pageId="9" pageNumber="79" unit="m" value="870.0">870 m</elevation>
</quantity>
,
<date id="705C37EEFFAE3244FB62F9896A6E7231" pageId="9" pageNumber="79" value="2011-12-10">
<collectingDate id="6018CE06FFAE3244FB62F9896A6E7231" pageId="9" pageNumber="79" value="2011-12-10">10 December 2011</collectingDate>
</date>
. SEM stubs –
<specimenCode id="5444B955FFAE3244FB9CF9B76D7E7231" box="[1028,1138,1582,1604]" collectionCode="T" name="Tavera, Department of Geology and Geophysics" pageId="9" pageNumber="79">T165-166</specimenCode>
.
</materialsCitation>
</paragraph>
<paragraph id="045D112EFFAE3244FCB1F9F76C9E7369" blockId="9.[809,1426,1645,1912]" pageId="9" pageNumber="79">
<emphasis id="3696CD3CFFAE3244FCB1F9F76AA072F6" box="[809,940,1646,1667]" italics="true" pageId="9" pageNumber="79">Description</emphasis>
:
<typeStatus id="DB59AF8CFFAE3244FC22F9F46D2E72F6" box="[954,1058,1645,1667]" pageId="9" pageNumber="79" type="holotype">Holotype</typeStatus>
has equal dichotomous branching,
<quantity id="C31ABCCBFFAE3244FCC3F9156AAC72D4" box="[859,928,1676,1697]" metricMagnitude="-1" metricUnit="m" metricValue="1.1" pageId="9" pageNumber="79" unit="cm" value="11.0">11 cm</quantity>
tall. Holdfast has multiple main branches indicating, speculatively, branching may be bushy. Axis straw coloured. Polyps 3–4 per whorl (
<figureCitation id="9CD90DABFFAE3244FB63F9506C4272AA" box="[1275,1358,1737,1759]" captionStart="Figure 6" captionStartId="10.[163,242,1596,1618]" captionTargetBox="[323,1283,195,1557]" captionTargetId="figure-193@10.[323,1283,195,1557]" captionTargetPageId="10" captionText="Figure 6. Colony, whorls and polyps of Narella speighti sp. nov.: (a) base of whorl; (b) colony; (c) lateral polyp view; (d) anterior whorl view; (e) close up of branchlet; (f) close up of coenenchyme." pageId="9" pageNumber="79">Fig. 6d</figureCitation>
), 6–9 whorls (usually 6–7) per
<quantity id="C31ABCCBFFAE3244FBD6F9716D897288" box="[1102,1157,1768,1789]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="9" pageNumber="79" unit="cm" value="2.0">2 cm</quantity>
of axis (
<figureCitation id="9CD90DABFFAE3244FB72F9716C34728B" box="[1258,1336,1768,1790]" captionStart="Figure 6" captionStartId="10.[163,242,1596,1618]" captionTargetBox="[323,1283,195,1557]" captionTargetId="figure-193@10.[323,1283,195,1557]" captionTargetPageId="10" captionText="Figure 6. Colony, whorls and polyps of Narella speighti sp. nov.: (a) base of whorl; (b) colony; (c) lateral polyp view; (d) anterior whorl view; (e) close up of branchlet; (f) close up of coenenchyme." pageId="9" pageNumber="79">Fig. 6e</figureCitation>
), whorl diameter
<quantity id="C31ABCCBFFAE3244FC0EF89F6D117369" box="[918,1053,1798,1820]" metricMagnitude="-3" metricUnit="m" metricValue="3.05" metricValueMax="3.6" metricValueMin="2.5" pageId="9" pageNumber="79" unit="mm" value="3.05" valueMax="3.6" valueMin="2.5">2.5–3.6 mm</quantity>
. Polyps 2.0–
<quantity id="C31ABCCBFFAE3244FB30F89E6DF17369" box="[1192,1277,1799,1820]" metricMagnitude="-3" metricUnit="m" metricValue="2.2" pageId="9" pageNumber="79" unit="mm" value="2.2">2.2 mm</quantity>
tall (
<figureCitation id="9CD90DABFFAE3244FAA1F89F6C8F7369" box="[1337,1411,1798,1820]" captionStart="Figure 6" captionStartId="10.[163,242,1596,1618]" captionTargetBox="[323,1283,195,1557]" captionTargetId="figure-193@10.[323,1283,195,1557]" captionTargetPageId="10" captionText="Figure 6. Colony, whorls and polyps of Narella speighti sp. nov.: (a) base of whorl; (b) colony; (c) lateral polyp view; (d) anterior whorl view; (e) close up of branchlet; (f) close up of coenenchyme." pageId="9" pageNumber="79">Fig. 6c</figureCitation>
).
</paragraph>
<paragraph id="045D112EFFAE3247FCD9F8BC6B7C72B6" blockId="9.[809,1426,1645,1912]" lastBlockId="10.[163,779,1679,1915]" lastPageId="10" lastPageNumber="80" pageId="9" pageNumber="79">
Basal scales ~
<quantity id="C31ABCCBFFAE3244FC7EF8BC6D32734E" box="[998,1086,1829,1851]" metricMagnitude="-3" metricUnit="m" metricValue="1.4" pageId="9" pageNumber="79" unit="mm" value="1.4">1.4 mm</quantity>
tall (
<figureCitation id="9CD90DABFFAE3244FBE6F8BC6DE4734E" box="[1150,1256,1829,1851]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="9" pageNumber="79">Fig. 7n, o</figureCitation>
), curved away from polyp body, closed ring adaxially, free distal edge tall and rounded, thin and often broken, sometimes jagged, so is not a smooth cowl. One pair of square to oblong body-wall scales placed adaxially.
</paragraph>
<caption id="509D41A6FFAD3247FF3BF9A56AAE7205" pageId="10" pageNumber="80" startId="10.[163,242,1596,1618]" targetBox="[323,1283,195,1557]" targetPageId="10" targetType="figure">
<paragraph id="045D112EFFAD3247FF3BF9A56AAE7205" blockId="10.[163,1442,1596,1648]" pageId="10" pageNumber="80">
<emphasis id="3696CD3CFFAD3247FF3BF9A568077227" bold="true" box="[163,267,1596,1618]" pageId="10" pageNumber="80">Figure 6.</emphasis>
Colony, whorls and polyps of
<emphasis id="3696CD3CFFAD3247FDD0F9A56A6A7227" bold="true" box="[584,870,1596,1618]" pageId="10" pageNumber="80">
<taxonomicName id="C3E26AADFFAD3247FDD0F9A56A047227" authorityName="Taylor &amp; Rogers" authorityYear="2017" box="[584,776,1596,1618]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="10" pageNumber="80" phylum="Cnidaria" rank="species" species="speighti" status="sp. nov.">
<emphasis id="3696CD3CFFAD3247FDD0F9A56A047227" bold="true" box="[584,776,1596,1618]" italics="true" pageId="10" pageNumber="80">Narella speighti</emphasis>
</taxonomicName>
<taxonomicNameLabel id="2DA57047FFAD3247FC97F9A46A6A7227" box="[783,870,1597,1618]" pageId="10" pageNumber="80" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
: (a) base of whorl; (b) colony; (c) lateral polyp view; (d) anterior whorl view; (e) close up of branchlet; (f) close up of coenenchyme.
</paragraph>
</caption>
<paragraph id="045D112EFFAD3247FF23F9556B5E7348" blockId="10.[163,779,1679,1915]" pageId="10" pageNumber="80">
Medial scales curved outwards, smooth rounded distal edge (
<figureCitation id="9CD90DABFFAD3247FE8BF972688F7375" box="[275,387,1771,1793]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="10" pageNumber="80">Fig. 7j, m</figureCitation>
), ~
<quantity id="C31ABCCBFFAD3247FE32F9726B0E7375" box="[426,514,1771,1793]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="10" pageNumber="80" unit="mm" value="1.5">1.5 mm</quantity>
wide and
<quantity id="C31ABCCBFFAD3247FD18F9726A067375" box="[640,778,1771,1793]" metricMagnitude="-3" metricUnit="m" metricValue="1.3" metricValueMax="1.5" metricValueMin="1.1" pageId="10" pageNumber="80" unit="mm" value="1.3" valueMax="1.5" valueMin="1.1">1.1–1.5 mm</quantity>
tall; inner surface with smooth band across distal third, dense granules basally (
<figureCitation id="9CD90DABFFAD3247FE64F8B16B4E734B" box="[508,578,1832,1854]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="10" pageNumber="80">Fig. 7j</figureCitation>
).
</paragraph>
<paragraph id="045D112EFFAD3247FF23F8DE6C0672B6" blockId="10.[163,779,1679,1915]" lastBlockId="10.[827,1444,1679,1915]" pageId="10" pageNumber="80">
Buccal scales outwardly curved with round, smooth distal edge (
<figureCitation id="9CD90DABFFAD3247FEB4F8FC6882730E" box="[300,398,1893,1915]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="10" pageNumber="80">Fig. 7k, l</figureCitation>
),
<quantity id="C31ABCCBFFAD3247FE3BF8FC6B2B730E" box="[419,551,1893,1915]" metricMagnitude="-3" metricUnit="m" metricValue="1.55" metricValueMax="1.6" metricValueMin="1.5" pageId="10" pageNumber="80" unit="mm" value="1.55" valueMax="1.6" valueMin="1.5">1.5–1.6 mm</quantity>
tall and wide; outer surface smooth, inner with smooth band across distal third, dense tubercles basally (
<figureCitation id="9CD90DABFFAD3247FB00F9346DF772B6" box="[1176,1275,1709,1731]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="10" pageNumber="80">Fig. 7k, l</figureCitation>
).
</paragraph>
<paragraph id="045D112EFFAD3241FCCBF9556B8C756D" blockId="10.[827,1444,1679,1915]" lastBlockId="12.[163,779,197,464]" lastPageId="12" lastPageNumber="82" pageId="10" pageNumber="80">
Opercular scales reduce in size from abaxial to adaxial side. Abaxial opercular scales (
<figureCitation id="9CD90DABFFAD3247FB2EF9726C197375" box="[1206,1301,1771,1793]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="10" pageNumber="80">Fig. 7f, g</figureCitation>
) large, up to
<quantity id="C31ABCCBFFAD3247FCA3F8906A95736A" box="[827,921,1801,1823]" metricMagnitude="-4" metricUnit="m" metricValue="8.6" pageId="10" pageNumber="80" unit="mm" value="0.86">0.86 mm</quantity>
wide,
<quantity id="C31ABCCBFFAD3247FC43F8906D64736A" box="[987,1128,1801,1823]" metricMagnitude="-4" metricUnit="m" metricValue="8.3" metricValueMax="8.6" metricValueMin="8.0" pageId="10" pageNumber="80" unit="mm" value="0.83" valueMax="0.86" valueMin="0.8">0.8–0.86 mm</quantity>
tall. Abaxial opercular scales symmetrical (
<figureCitation id="9CD90DABFFAD3247FC44F8B16D4E734B" box="[988,1090,1832,1854]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="10" pageNumber="80">
Fig.
<quantity id="C31ABCCBFFAD3247FB89F8B06D20734B" box="[1041,1068,1833,1854]" metricMagnitude="-3" metricUnit="kg" metricValue="7.0" pageId="10" pageNumber="80" unit="g" value="7.0">7g</quantity>
, f
</figureCitation>
); asymmetrical on either side (
<figureCitation id="9CD90DABFFAD3247FCDAF8DE6A927328" box="[834,926,1863,1885]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="10" pageNumber="80">Fig. 7h, i</figureCitation>
), with just one wide lateral wing. Adaxial scales smaller,
<quantity id="C31ABCCBFFAD3247FC01F8FC6D11730E" box="[921,1053,1893,1915]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="10" pageNumber="80" unit="mm" value="0.4" valueMax="0.5" valueMin="0.3">0.3–0.5 mm</quantity>
wide,
<quantity id="C31ABCCBFFAD3247FBFCF8FC6DF9730E" box="[1124,1269,1893,1915]" metricMagnitude="-4" metricUnit="m" metricValue="6.25" metricValueMax="7.0" metricValueMin="5.5" pageId="10" pageNumber="80" unit="mm" value="0.625" valueMax="0.7" valueMin="0.55">0.55–0.7 mm</quantity>
tall (
<figureCitation id="9CD90DABFFAD3247FAA8F8FC6C99730E" box="[1328,1429,1893,1915]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="10" pageNumber="80">Fig. 7a–e</figureCitation>
), lanceolate shape. Opercular scales with highly concaved outer surface (mirroring keeled inner surface), distal edge appears notched. No tentacular scales.
</paragraph>
<caption id="509D41A6FFAC3246FF09F9746ABF7354" pageId="11" pageNumber="81" startId="11.[145,224,1773,1795]" targetBox="[241,1329,197,1734]" targetPageId="11" targetType="figure">
<paragraph id="045D112EFFAC3246FF09F9746ABF7354" blockId="11.[145,1424,1773,1825]" pageId="11" pageNumber="81">
<emphasis id="3696CD3CFFAC3246FF09F97469F67376" bold="true" box="[145,250,1773,1795]" pageId="11" pageNumber="81">Figure 7.</emphasis>
Sclerites of
<emphasis id="3696CD3CFFAC3246FE19F9746BAC7376" bold="true" box="[385,672,1773,1795]" pageId="11" pageNumber="81">
<taxonomicName id="C3E26AADFFAC3246FE19F9746B4D7376" authorityName="Taylor &amp; Rogers" authorityYear="2017" box="[385,577,1773,1795]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="11" pageNumber="81" phylum="Cnidaria" rank="species" species="speighti" status="sp. nov.">
<emphasis id="3696CD3CFFAC3246FE19F9746B4D7376" bold="true" box="[385,577,1773,1795]" italics="true" pageId="11" pageNumber="81">Narella speighti</emphasis>
</taxonomicName>
<taxonomicNameLabel id="2DA57047FFAC3246FDD1F9776BAC7376" box="[585,672,1774,1795]" pageId="11" pageNumber="81" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales.
</paragraph>
</caption>
<paragraph id="045D112EFFAB3241FF23FEB8687D75A5" blockId="12.[163,779,197,464]" pageId="12" pageNumber="82">
Branchlet axis surface uneven as coenenchymal scale edges curve away from branchlet. Coenenchymal scales long, thin, 0.3–1.0 mm length (
<figureCitation id="9CD90DABFFAB3241FDDCFEC76B9C7501" box="[580,656,350,372]" captionStart="Figure 7" captionStartId="11.[145,224,1773,1795]" captionTargetBox="[241,1329,197,1734]" captionTargetId="figure-28@11.[241,1329,195,1734]" captionTargetPageId="11" captionText="Figure 7. Sclerites of Narella speighti sp. nov.: (a, c, e) inner surface; (b, d, f–i) outer surface of opercular scales; (j, m) medial scales; (k, l) buccal scales; (n, o) basal scales; (p) coenenchymal scales." pageId="12" pageNumber="82">Fig. 7p</figureCitation>
) relatively smooth outer surface, dense tubercles on inner surface, and mosaicked when
<emphasis id="3696CD3CFFAB3241FE00FE0568ED75C4" box="[408,481,412,433]" italics="true" pageId="12" pageNumber="82">in situ</emphasis>
(
<figureCitation id="9CD90DABFFAB3241FE68FE056B3475C7" box="[496,568,412,434]" captionStart="Figure 6" captionStartId="10.[163,242,1596,1618]" captionTargetBox="[323,1283,195,1557]" captionTargetId="figure-193@10.[323,1283,195,1557]" captionTargetPageId="10" captionText="Figure 6. Colony, whorls and polyps of Narella speighti sp. nov.: (a) base of whorl; (b) colony; (c) lateral polyp view; (d) anterior whorl view; (e) close up of branchlet; (f) close up of coenenchyme." pageId="12" pageNumber="82">Fig. 6f</figureCitation>
). One layer of coenenchymal scales.
</paragraph>
<paragraph id="045D112EFFAB3241FF3BFE6668347646" blockId="12.[163,779,510,563]" pageId="12" pageNumber="82">
<emphasis id="3696CD3CFFAB3241FF3BFE6668887666" box="[163,388,510,532]" italics="true" pageId="12" pageNumber="82">Known distribution</emphasis>
: Atlantis Bank, SE Indian Ocean.
<quantity id="C31ABCCBFFAB3241FF3BFD8469E57646" box="[163,233,541,563]" metricMagnitude="2" metricUnit="m" metricValue="8.7" pageId="12" pageNumber="82" unit="m" value="870.0">870 m</quantity>
depth.
</paragraph>
<paragraph id="045D112EFFAB3241FF3BFDFD681976C2" blockId="12.[163,779,612,695]" pageId="12" pageNumber="82">
<emphasis id="3696CD3CFFAB3241FF3BFDFD6811760C" box="[163,285,612,633]" italics="true" pageId="12" pageNumber="82">Etymology</emphasis>
: Named after Prof. Martin Speight for his mentorship and support of generations of marine biologists.
</paragraph>
<paragraph id="045D112EFFAB3241FF3BFD7C6BEA72E6" blockId="12.[163,780,741,1683]" pageId="12" pageNumber="82">
<emphasis id="3696CD3CFFAB3241FF3BFD7C6831768F" box="[163,317,741,762]" italics="true" pageId="12" pageNumber="82">Comparisons</emphasis>
: Most species of
<taxonomicName id="C3E26AADFFAB3241FD92FD7C6B68768F" authorityName="GRAY" authorityYear="1870" box="[522,612,741,762]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="genus">
<emphasis id="3696CD3CFFAB3241FD92FD7C6B68768F" box="[522,612,741,762]" italics="true" pageId="12" pageNumber="82">Narella</emphasis>
</taxonomicName>
have dichotomous branching. As many species are described from specimens lacking a holdfast or colony fragments, some described as uniplanar may well be bushy so all dichotomously branched species and those with unknown branching patterns were considered if they had polyps ≤
<quantity id="C31ABCCBFFAB3241FF28FC04680E77C6" box="[176,258,925,947]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="12" pageNumber="82" unit="mm" value="2.5">2.5 mm</quantity>
tall.
<taxonomicName id="C3E26AADFFAB3241FEAFFC0468F977C7" box="[311,501,925,946]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="gilchristi">
<emphasis id="3696CD3CFFAB3241FEAFFC0468F977C7" box="[311,501,925,946]" italics="true" pageId="12" pageNumber="82">Narella gilchristi</emphasis>
</taxonomicName>
,
<taxonomicName id="C3E26AADFFAB3241FD98FC076B8777C7" baseAuthorityName="Kinoshita" baseAuthorityYear="1908" box="[512,651,925,947]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="megalepis">
<emphasis id="3696CD3CFFAB3241FD98FC076B8777C7" box="[512,651,925,947]" italics="true" pageId="12" pageNumber="82">N.megalepis</emphasis>
</taxonomicName>
,
<taxonomicName id="C3E26AADFFAB3241FD0EFC0769C377A4" baseAuthorityName="Kinoshita" baseAuthorityYear="1907" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="biannulata">
<emphasis id="3696CD3CFFAB3241FD0EFC0769C377A4" italics="true" pageId="12" pageNumber="82">N. biannulata</emphasis>
</taxonomicName>
,
<taxonomicName id="C3E26AADFFAB3241FF42FC25684077A4" baseAuthorityName="Versluys" baseAuthorityYear="1906" box="[218,332,956,977]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="horrida">
<emphasis id="3696CD3CFFAB3241FF42FC25684077A4" box="[218,332,956,977]" italics="true" pageId="12" pageNumber="82">N. horrida</emphasis>
</taxonomicName>
,
<taxonomicName id="C3E26AADFFAB3241FECFFC2568B577A4" authorityName="Cairns &amp; Baco" authorityYear="2007" box="[343,441,956,977]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="bayeri">
<emphasis id="3696CD3CFFAB3241FECFFC2568B577A4" box="[343,441,956,977]" italics="true" pageId="12" pageNumber="82">N. bayeri</emphasis>
</taxonomicName>
and
<taxonomicName id="C3E26AADFFAB3241FE76FC256B7D77A4" authorityName="Cairns" authorityYear="2012" box="[494,625,956,977]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="dampieri">
<emphasis id="3696CD3CFFAB3241FE76FC256B7D77A4" box="[494,625,956,977]" italics="true" pageId="12" pageNumber="82">N. dampieri</emphasis>
</taxonomicName>
all have more than four polyps per whorl so were disregarded.
<taxonomicName id="C3E26AADFFAB3241FD2DFC4369F9707B" baseAuthorityName="Versluys" baseAuthorityYear="1906" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="clavata">
<emphasis id="3696CD3CFFAB3241FD2DFC4369F9707B" italics="true" pageId="12" pageNumber="82">Narella clavata</emphasis>
</taxonomicName>
has thick mosaic-like coenenchymal scales, very different to those of
<taxonomicName id="C3E26AADFFAB3241FEE7FB8168F97058" authorityName="Taylor &amp; Rogers" authorityYear="2017" box="[383,501,1048,1069]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="speighti" status="sp. nov.">
<emphasis id="3696CD3CFFAB3241FEE7FB8168F97058" box="[383,501,1048,1069]" italics="true" pageId="12" pageNumber="82">N. speighti</emphasis>
</taxonomicName>
<taxonomicNameLabel id="2DA57047FFAB3241FE62FB816B467058" box="[506,586,1048,1069]" pageId="12" pageNumber="82" rank="species">sp. nov.</taxonomicNameLabel>
<taxonomicName id="C3E26AADFFAB3241FDD7FB816BD67058" authorityName="Deichmann" authorityYear="1936" box="[591,730,1048,1069]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="laxa">
<emphasis id="3696CD3CFFAB3241FDD7FB816BD67058" box="[591,730,1048,1069]" italics="true" pageId="12" pageNumber="82">Narella laxa</emphasis>
</taxonomicName>
was not considered as it has four pairs of body-wall scales. The outer surface of sclerites of
<taxonomicName id="C3E26AADFFAB3241FDB8FBCF6B92701F" authorityName="Taylor &amp; Rogers" authorityYear="2017" box="[544,670,1109,1131]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="speighti">
<emphasis id="3696CD3CFFAB3241FDB8FBCF6B92701F" box="[544,670,1109,1131]" italics="true" pageId="12" pageNumber="82">N. speighti</emphasis>
</taxonomicName>
are relatively smooth, whereas those of
<taxonomicName id="C3E26AADFFAB3241FD97FBED6B7D70FC" baseAuthorityName="Versluys" baseAuthorityYear="1906" box="[527,625,1140,1161]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="parva">
<emphasis id="3696CD3CFFAB3241FD97FBED6B7D70FC" box="[527,625,1140,1161]" italics="true" pageId="12" pageNumber="82">N. parva</emphasis>
</taxonomicName>
,
<taxonomicName id="C3E26AADFFAB3241FDE6FBED6A0870FC" authorityName="Lesser Antilles" baseAuthorityName="Duchassaing &amp; Michelotti" baseAuthorityYear="1860" box="[638,772,1140,1161]" class="Anthozoa" family="Primnoidae" genus="Primnoa" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="regularis">
<emphasis id="3696CD3CFFAB3241FDE6FBED6A0870FC" box="[638,772,1140,1161]" italics="true" pageId="12" pageNumber="82">N. regularis</emphasis>
</taxonomicName>
,
<taxonomicName id="C3E26AADFFAB3241FF3BFB0A681970DD" authorityName="Cairns &amp; Baco" authorityYear="2007" box="[163,277,1171,1192]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="cristata">
<emphasis id="3696CD3CFFAB3241FF3BFB0A681970DD" box="[163,277,1171,1192]" italics="true" pageId="12" pageNumber="82">N. cristata</emphasis>
</taxonomicName>
and
<taxonomicName id="C3E26AADFFAB3241FED2FB0A68C170D2" authorityName="Cairns &amp; Baco" authorityYear="2007" box="[330,461,1170,1192]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="abyssalis">
<emphasis id="3696CD3CFFAB3241FED2FB0A68C170D2" box="[330,461,1170,1192]" italics="true" pageId="12" pageNumber="82">N. abyssalis</emphasis>
</taxonomicName>
have distinct ridges.
<taxonomicName id="C3E26AADFFAB3241FD2DFB0B69ED70B3" authorityName="Bayer" authorityYear="1951" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="leilae">
<emphasis id="3696CD3CFFAB3241FD2DFB0B69ED70B3" italics="true" pageId="12" pageNumber="82">Narella leilae</emphasis>
</taxonomicName>
has basal scales that form a large, flared cone; unlike the projecting, lobate edges of the basal scales seen in
<emphasis id="3696CD3CFFAB3241FF66FB76688F7176" box="[254,387,1262,1284]" italics="true" pageId="12" pageNumber="82">
<taxonomicName id="C3E26AADFFAB3241FF66FB7668737176" authorityName="Taylor &amp; Rogers" authorityYear="2017" box="[254,383,1262,1284]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="speighti">N. speighti</taxonomicName>
.
</emphasis>
Polyp and sclerite size, structure and orientation look very similar to those of
<taxonomicName id="C3E26AADFFAB3241FD08FA976A087157" baseAuthorityName="Versluys" baseAuthorityYear="1906" box="[656,772,1293,1315]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="obscura">
<emphasis id="3696CD3CFFAB3241FD08FA976A087157" box="[656,772,1293,1315]" italics="true" pageId="12" pageNumber="82">N. obscura</emphasis>
</taxonomicName>
. We separate them based on their coenenchymal scales, which are not elongate in
<taxonomicName id="C3E26AADFFAB3241FE43FAD26B5B712A" baseAuthorityName="Versluys" baseAuthorityYear="1906" box="[475,599,1354,1376]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="obscura">
<emphasis id="3696CD3CFFAB3241FE43FAD26B5B712A" box="[475,599,1354,1376]" italics="true" pageId="12" pageNumber="82">N. obscura</emphasis>
</taxonomicName>
, as they are in
<taxonomicName id="C3E26AADFFAB3241FF3BFAF36815710B" authorityName="Taylor &amp; Rogers" authorityYear="2017" box="[163,281,1385,1407]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="speighti">
<emphasis id="3696CD3CFFAB3241FF3BFAF36815710B" box="[163,281,1385,1407]" italics="true" pageId="12" pageNumber="82">N. speighti</emphasis>
</taxonomicName>
. Basal and buccal scales of
<taxonomicName id="C3E26AADFFAB3241FDD4FAF36BD3710A" baseAuthorityName="Aurivillius" baseAuthorityYear="1931" box="[588,735,1386,1407]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="japonensis">
<emphasis id="3696CD3CFFAB3241FDD4FAF36BD3710A" box="[588,735,1386,1407]" italics="true" pageId="12" pageNumber="82">N. japonensis</emphasis>
</taxonomicName>
are more modest than those of
<taxonomicName id="C3E26AADFFAB3241FE47FA116B5671E8" authorityName="Taylor &amp; Rogers" authorityYear="2017" box="[479,602,1416,1437]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="speighti">
<emphasis id="3696CD3CFFAB3241FE47FA116B5671E8" box="[479,602,1416,1437]" italics="true" pageId="12" pageNumber="82">N. speighti</emphasis>
</taxonomicName>
and the colony branching does not appear to be bushy from the fragment described. The basal scales of
<taxonomicName id="C3E26AADFFAB3241FDA6FA5F6BB071AF" authorityName="Cairns" authorityYear="2012" box="[574,700,1477,1499]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="vulgaris">
<emphasis id="3696CD3CFFAB3241FDA6FA5F6BB071AF" box="[574,700,1477,1499]" italics="true" pageId="12" pageNumber="82">N. vulgaris</emphasis>
</taxonomicName>
do not have lobate projections; they are more rounded and the sclerites are not as smooth as those of
<emphasis id="3696CD3CFFAB3241FDD0F99A6BC87262" box="[584,708,1538,1560]" italics="true" pageId="12" pageNumber="82">
<taxonomicName id="C3E26AADFFAB3241FDD0F99A6BCC7262" authorityName="Taylor &amp; Rogers" authorityYear="2017" box="[584,704,1538,1560]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="speighti">N. speighti</taxonomicName>
.
</emphasis>
There is also no clear separation of the dense tubercle-covered base on the inner surface of sclerites, something clearly seen in
<emphasis id="3696CD3CFFAB3241FF60F9C6687A7206" box="[248,374,1630,1652]" italics="true" pageId="12" pageNumber="82">
<taxonomicName id="C3E26AADFFAB3241FF60F9C6687E7206" authorityName="Taylor &amp; Rogers" authorityYear="2017" box="[248,370,1630,1652]" class="Anthozoa" family="Primnoidae" genus="Narella" kingdom="Animalia" order="Alcyonacea" pageId="12" pageNumber="82" phylum="Cnidaria" rank="species" species="speighti">N. speighti</taxonomicName>
.
</emphasis>
With the above comparisons considered we recommend this specimen as a new species.
</paragraph>
</subSubSection>
</treatment>
</document>
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