204 lines
30 KiB
XML
204 lines
30 KiB
XML
<document id="EA358F1E162854D9CC655B0BAFE5F024" ID-DOI="10.5281/zenodo.190215" ID-GBIF-Dataset="d8fbb827-f86b-4c0b-9f4b-b7322878eb59" ID-ISSN="1175-5326" ID-Zenodo-Dep="190215" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461108689479" checkinUser="plazi" docAuthor="Licciano, Margherita, Giangrande, Adriana & Gambi, Maria Cristina" docDate="2009" docId="8F2B193ED717A66AFF60F9970F53FD0D" docLanguage="en" docName="zt02226p042.pdf" docOrigin="Zootaxa 2226" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Euchone pallida Ehlers 1908" docType="treatment" docVersion="9" lastPageNumber="32" masterDocId="73126146D715A66EFFF7FFBD0B1FFF8F" masterDocTitle="A new genus of Sabellidae (Annelida, Polychaeta) from Antarctica, with discussion of relationships among plesiomorphic genera within Sabellinae" masterLastPageNumber="42" masterPageNumber="28" pageNumber="30" updateTime="1698593938437" updateUser="plazi">
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<mods:titleInfo id="28BCB177C50E21316CE5E02F8199770E">
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<mods:title id="12D6742B175F8E27A8DFE56F4BFAD6A9">A new genus of Sabellidae (Annelida, Polychaeta) from Antarctica, with discussion of relationships among plesiomorphic genera within Sabellinae</mods:title>
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<mods:name id="604421D3CB99883DD65F7AE233A87908" type="personal">
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<mods:namePart id="113830E0453BF544B0C5173A72EC7FC5">Licciano, Margherita</mods:namePart>
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<mods:namePart id="E3E9EC0442F05C17A46A73567F99971F">Giangrande, Adriana</mods:namePart>
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<mods:roleTerm id="B0552B66CDDD59DBE105CEBFA064452C">Author</mods:roleTerm>
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<mods:namePart id="790D283A707D524C30958486708080D1">Gambi, Maria Cristina</mods:namePart>
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<mods:typeOfResource id="E4A3E3D6E1E59666DBDA614EB608BC79">text</mods:typeOfResource>
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<mods:title id="355F08E3498A33597D02B2F29016CB70">Zootaxa</mods:title>
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<mods:part id="DBDBA135203991E3B1F010206BA89348">
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<mods:date id="AC5EF1A0E17BCA6391BBF6F6A038E8C1">2009</mods:date>
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<mods:detail id="DD204E5636B588B14DCBB34EE39906B5" type="volume">
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<mods:number id="D2A0413AC2E08F6A4762C365EFDBF61A">2226</mods:number>
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<mods:classification id="BAFA3C7EECE9F5584B6F1F927878A787">journal article</mods:classification>
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<mods:identifier id="B5BEC95D6822F9039D91293FC5ED8892" type="DOI">10.5281/zenodo.190215</mods:identifier>
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<mods:identifier id="19878074FBBA59392755D9C2FEBAB9CF" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="6171FF115B269D9977ED67540ED6D61E" type="Zenodo-Dep">190215</mods:identifier>
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<treatment id="8F2B193ED717A66AFF60F9970F53FD0D" ID-DOI="http://doi.org/10.5281/zenodo.6213861" ID-GBIF-Taxon="119623868" ID-Zenodo-Dep="6213861" LSID="urn:lsid:plazi:treatment:8F2B193ED717A66AFF60F9970F53FD0D" httpUri="http://treatment.plazi.org/id/8F2B193ED717A66AFF60F9970F53FD0D" lastPageId="4" lastPageNumber="32" pageId="2" pageNumber="30">
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<subSubSection id="4F98FBA3D717A66CFF60F9970BE5F9E4" pageId="2" pageNumber="30" type="nomenclature">
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<paragraph id="073DA828D717A66CFF60F997091FF9CB" blockId="2.[151,512,1578,1643]" box="[151,512,1578,1604]" pageId="2" pageNumber="30">
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<heading id="5C751F44D717A66CFF60F997091FF9CB" bold="true" box="[151,512,1578,1604]" fontSize="11" level="1" pageId="2" pageNumber="30" reason="1">
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<taxonomicName id="C082D3ABD717A66CFF60F997091FF9CB" ID-CoL="3BT7J" authority="Ehlers, 1908" authorityName="Ehlers" authorityYear="1908" box="[151,512,1578,1604]" class="Polychaeta" family="Sabellidae" genus="Euchone" kingdom="Animalia" order="Sabellida" pageId="2" pageNumber="30" phylum="Annelida" rank="species" species="pallida">
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<emphasis id="35F6743AD717A66CFF60F997091FF9CB" bold="true" box="[151,512,1578,1604]" pageId="2" pageNumber="30">
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<emphasis id="35F6743AD717A66CFF60F9970A41F9CB" bold="true" box="[151,350,1578,1604]" italics="true" pageId="2" pageNumber="30">Euchone pallida</emphasis>
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Ehlers, 1908
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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<paragraph id="073DA828D717A66CFF60F9EC0BE5F9E4" blockId="2.[151,512,1578,1643]" box="[151,250,1617,1643]" pageId="2" pageNumber="30">
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<figureCitation id="9FB9B4ADD717A66CFF60F9EC0BE5F9E4" box="[151,250,1617,1643]" captionStart="FIGURE 1" captionStartId="3.[151,256,1469,1493]" captionTargetBox="[308,1274,496,1431]" captionTargetId="figure@3.[300,1287,467,1444]" captionTargetPageId="3" captionText="FIGURE 1. Euchone pallida. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl = dorsal lip; dpa = dorsal pinnular appendages; dra = dorsal radiolar appendages; vl = ventral lip; vra = ventral radiolar appendages." httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="2" pageNumber="30">Figure 1</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="4F98FBA3D717A66DFF60F9230815F96A" lastPageId="3" lastPageNumber="31" pageId="2" pageNumber="30" type="materials_examined">
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<paragraph id="073DA828D717A66CFF60F9230A3FF8A0" blockId="2.[151,1437,1693,2033]" pageId="2" pageNumber="30">
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<emphasis id="35F6743AD717A66CFF60F9230A9BF937" bold="true" box="[151,388,1694,1720]" pageId="2" pageNumber="30">Material examined</emphasis>
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.
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<specimenCount id="118463A1D717A66CFE63F923093BF937" box="[404,548,1694,1720]" pageId="2" pageNumber="30" type="generic">6 specimens</specimenCount>
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(2Ƥ, 23, 2 broken and undifferentiated) collected in St. DR1 (
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<quantity id="C07A05CDD717A66CFAFBF9230E56F937" box="[1292,1353,1694,1720]" metricMagnitude="1" metricUnit="m" metricValue="7.7" pageId="2" pageNumber="30" unit="m" value="77.0">77 m</quantity>
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depth) off Livingstone Island (
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<date id="733C8EE8D717A66CFE59F9750969F96D" box="[430,630,1733,1762]" pageId="2" pageNumber="30" value="2006-01-06">6th January 2006</date>
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);
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<specimenCount id="118463A1D717A66CFD7CF9750833F96D" box="[651,812,1736,1762]" pageId="2" pageNumber="30" type="generic">14 specimens</specimenCount>
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(7Ƥ and 73) collected at St. DR3 (
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<quantity id="C07A05CDD717A66CFB25F9750E00F96D" box="[1234,1311,1736,1762]" metricMagnitude="2" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="30" unit="m" value="100.0">100 m</quantity>
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depth) off Deception Island. M.C.
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<collectingCountry id="7F95E8B8D717A66CFE43F952091BF886" box="[436,516,1775,1801]" name="Gambia" pageId="2" pageNumber="30">Gambi</collectingCountry>
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legit.
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<specimenCount id="118463A1D717A66CFDA6F95209C8F886" box="[593,727,1775,1801]" pageId="2" pageNumber="30" type="generic">1 specimen</specimenCount>
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is deposited at the
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<collectionCode id="619330EDD717A66CFC4AF9520F17F886" box="[957,1032,1775,1801]" pageId="2" pageNumber="30">PCZN</collectionCode>
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(232),
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<specimenCount id="118463A1D717A66CFB97F9520E1EF886" box="[1120,1281,1775,1801]" pageId="2" pageNumber="30" type="generic">13 specimens</specimenCount>
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at the SZN -
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<collectionCode id="619330EDD717A66CFF60F8A80BFEF8A0" box="[151,225,1813,1839]" pageId="2" pageNumber="30">POLY</collectionCode>
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(13).
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</paragraph>
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<paragraph id="073DA828D717A66DFF32F8810AC2FE15" blockId="2.[151,1437,1693,2033]" lastBlockId="3.[151,1436,152,410]" lastPageId="3" lastPageNumber="31" pageId="2" pageNumber="30">
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<emphasis id="35F6743AD717A66CFF32F8810AA1F8D9" bold="true" box="[197,446,1852,1878]" pageId="2" pageNumber="30">Revised description</emphasis>
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. Medium sized sabellid with eight thoracic and 34 abdominal chaetigers, of which 14-15 form the anal depression (
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<figureCitation id="9FB9B4ADD717A66CFDEEF8DF0943F8F3" box="[537,604,1890,1916]" captionStart="FIGURE 1" captionStartId="3.[151,256,1469,1493]" captionTargetBox="[308,1274,496,1431]" captionTargetId="figure@3.[300,1287,467,1444]" captionTargetPageId="3" captionText="FIGURE 1. Euchone pallida. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl = dorsal lip; dpa = dorsal pinnular appendages; dra = dorsal radiolar appendages; vl = ventral lip; vra = ventral radiolar appendages." httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="2" pageNumber="30">Fig. 1</figureCitation>
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D). Branchial lobes each with 20 radioles with small filiform tip (
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<figureCitation id="9FB9B4ADD717A66CFA9BF8DF0BBDF82C" captionStart="FIGURE 1" captionStartId="3.[151,256,1469,1493]" captionTargetBox="[308,1274,496,1431]" captionTargetId="figure@3.[300,1287,467,1444]" captionTargetPageId="3" captionText="FIGURE 1. Euchone pallida. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl = dorsal lip; dpa = dorsal pinnular appendages; dra = dorsal radiolar appendages; vl = ventral lip; vra = ventral radiolar appendages." httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="2" pageNumber="30">Fig. 1</figureCitation>
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C) and palmate membrane covering the ¾ of the length. Dorsal lips rounded, extending from inner, dorsal margin of branchial lobes, and terminating just dorsal to mouth, with poorly developed radiolar appendage. First pinnula of dorsalmost radioles separated from other pinnules and highly developed and ticker than the others, here defined as dorsal “pinnular appendages” (
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<figureCitation id="9FB9B4ADD716A66DFCF8FF25084FFF3D" box="[783,848,152,178]" captionStart="FIGURE 1" captionStartId="3.[151,256,1469,1493]" captionTargetBox="[308,1274,496,1431]" captionTargetId="figure@3.[300,1287,467,1444]" captionTargetPageId="3" captionText="FIGURE 1. Euchone pallida. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl = dorsal lip; dpa = dorsal pinnular appendages; dra = dorsal radiolar appendages; vl = ventral lip; vra = ventral radiolar appendages." httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="3" pageNumber="31">Fig. 1</figureCitation>
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E). Ventral lips pointed, up to twelve short ventral radiolar appendages (
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<figureCitation id="9FB9B4ADD716A66DFE66FF030ACDFF57" box="[401,466,190,216]" captionStart="FIGURE 1" captionStartId="3.[151,256,1469,1493]" captionTargetBox="[308,1274,496,1431]" captionTargetId="figure@3.[300,1287,467,1444]" captionTargetPageId="3" captionText="FIGURE 1. Euchone pallida. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl = dorsal lip; dpa = dorsal pinnular appendages; dra = dorsal radiolar appendages; vl = ventral lip; vra = ventral radiolar appendages." httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="3" pageNumber="31">Fig. 1</figureCitation>
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E). Collar entire with edge terminating at same height all around and covering base of branchial crown, with thick pouches extending dorsally towards second chaetiger (
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<figureCitation id="9FB9B4ADD716A66DFB7EFF580FD3FF70" box="[1161,1228,229,255]" captionStart="FIGURE 1" captionStartId="3.[151,256,1469,1493]" captionTargetBox="[308,1274,496,1431]" captionTargetId="figure@3.[300,1287,467,1444]" captionTargetPageId="3" captionText="FIGURE 1. Euchone pallida. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl = dorsal lip; dpa = dorsal pinnular appendages; dra = dorsal radiolar appendages; vl = ventral lip; vra = ventral radiolar appendages." httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="3" pageNumber="31">Fig. 1</figureCitation>
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A). Methyl green staining pattern shows a homogeneous dark coloration of thorax and abdomen with distinct intra-segmental furrow, except for presence of thin glandular ridge on chaetiger two (
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<figureCitation id="9FB9B4ADD716A66DFC06FE8F0F27FEC3" box="[1009,1080,306,332]" captionStart="FIGURE 1" captionStartId="3.[151,256,1469,1493]" captionTargetBox="[308,1274,496,1431]" captionTargetId="figure@3.[300,1287,467,1444]" captionTargetPageId="3" captionText="FIGURE 1. Euchone pallida. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl = dorsal lip; dpa = dorsal pinnular appendages; dra = dorsal radiolar appendages; vl = ventral lip; vra = ventral radiolar appendages." httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="3" pageNumber="31">Fig. 1</figureCitation>
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B). Inferior anterior thoracic chaetae narrowly hooded (
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<figureCitation id="9FB9B4ADD716A66DFE27FEE4090DFEFC" box="[464,530,345,371]" captionStart="FIGURE 1" captionStartId="3.[151,256,1469,1493]" captionTargetBox="[308,1274,496,1431]" captionTargetId="figure@3.[300,1287,467,1444]" captionTargetPageId="3" captionText="FIGURE 1. Euchone pallida. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl = dorsal lip; dpa = dorsal pinnular appendages; dra = dorsal radiolar appendages; vl = ventral lip; vra = ventral radiolar appendages." httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="3" pageNumber="31">Fig. 1</figureCitation>
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F). Thoracic uncini with long handle and series of small teeth of similar size above main fang (
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<figureCitation id="9FB9B4ADD716A66DFE9DFE3D0AAFFE15" box="[362,432,384,410]" captionStart="FIGURE 1" captionStartId="3.[151,256,1469,1493]" captionTargetBox="[308,1274,496,1431]" captionTargetId="figure@3.[300,1287,467,1444]" captionTargetPageId="3" captionText="FIGURE 1. Euchone pallida. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl = dorsal lip; dpa = dorsal pinnular appendages; dra = dorsal radiolar appendages; vl = ventral lip; vra = ventral radiolar appendages." httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="3" pageNumber="31">Fig. 1</figureCitation>
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G).
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</paragraph>
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<caption id="53FDF8A0D716A66DFF60FA000800F9DB" httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="3" pageNumber="31" targetBox="[308,1274,496,1431]" targetPageId="3">
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<paragraph id="073DA828D716A66DFF60FA000800F9DB" blockId="3.[151,1437,1469,1620]" pageId="3" pageNumber="31">
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<emphasis id="35F6743AD716A66DFF60FA000A0BFA5A" bold="true" box="[151,276,1469,1493]" pageId="3" pageNumber="31">FIGURE 1</emphasis>
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.
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<taxonomicName id="C082D3ABD716A66DFED4FA030AC9FA5A" box="[291,470,1470,1493]" class="Polychaeta" family="Sabellidae" genus="Euchone" kingdom="Animalia" order="Sabellida" pageId="3" pageNumber="31" phylum="Annelida" rank="species" species="pallida">
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<emphasis id="35F6743AD716A66DFED4FA030AC9FA5A" box="[291,470,1470,1493]" italics="true" pageId="3" pageNumber="31">Euchone pallida</emphasis>
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</taxonomicName>
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. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl=dorsal lip; dpa=dorsal pinnular appendages; dra=dorsal radiolar appendages; vl=ventral lip; vra=ventral radiolar appendages.
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</paragraph>
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</caption>
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<paragraph id="073DA828D716A66DFF32F9C30815F96A" blockId="3.[151,1437,1662,2036]" pageId="3" pageNumber="31">
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Abdominal uncini from pre-pygidial depression and depression chaetigers similar (
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<figureCitation id="9FB9B4ADD716A66DFB6FF9C30FC5F917" box="[1176,1242,1662,1688]" captionStart="FIGURE 1" captionStartId="3.[151,256,1469,1493]" captionTargetBox="[308,1274,496,1431]" captionTargetId="figure@3.[300,1287,467,1444]" captionTargetPageId="3" captionText="FIGURE 1. Euchone pallida. A) anterior end, dorsal view; B) staining pattern with green methyl, ventral view of the thorax and of the mid-abdomen; C) end of radiole; D) anal depression; E) internal structures of the branchial crown; F) inferior anterior thoracic chaeta; G) thoracic uncinus; H) abdominal uncinus from the middle of the abdomen; I) abdominal uncinus from the anal depression. dl = dorsal lip; dpa = dorsal pinnular appendages; dra = dorsal radiolar appendages; vl = ventral lip; vra = ventral radiolar appendages." httpUri="https://zenodo.org/record/190216/files/figure.png" pageId="3" pageNumber="31">Fig. 1</figureCitation>
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H, I), with main fang surmounted by few rows of small teeth, breast rectangular, not extending beyond distal end of proximal tooth, handles absent. Variation within a torus absent.
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</paragraph>
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</subSubSection>
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<subSubSection id="4F98FBA3D716A66AFF32F94C0F53FD0D" lastPageId="4" lastPageNumber="32" pageId="3" pageNumber="31" type="discussion">
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<paragraph id="073DA828D716A66DFF32F94C0A76F829" blockId="3.[151,1437,1662,2036]" pageId="3" pageNumber="31">
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||
<emphasis id="35F6743AD716A66DFF32F94C0A25F884" bold="true" box="[197,314,1777,1803]" pageId="3" pageNumber="31">Remarks</emphasis>
|
||
. Chaetiger and radiolar number, shape of the collar and posterior abdominal depression all correspond well to the original description by
|
||
<bibRefCitation id="6313D5D9D716A66DFD47F8A50844F8BD" author="Kroyer" box="[688,859,1816,1842]" pageId="3" pageNumber="39" refString="Kroyer, H. (1856) Meddelelser af en Afhandling om Ormelslaegten Sabella Linn., isaer med Hensyn till dens nordiske Arter. Oversigt over det Kongelige Danske Videnskabernes Selskabs Forhandlinger, 1856, 1 - 36." type="journal article" year="1856">Krøyer (1856)</bibRefCitation>
|
||
, as well as that of
|
||
<bibRefCitation id="6313D5D9D716A66DFBC7F8A50FD3F8BD" author="Banse" box="[1072,1228,1816,1842]" pageId="3" pageNumber="39" refString="Banse, K. (1972) Redescription of some species of Chone Kroyer and Euchone Malmgren, and three new species (Sabellidae, Polychaeta). Fishery Bulletin, 70, 459 - 495." type="journal article" year="1972">Banse (1972)</bibRefCitation>
|
||
for material from Alaska and that of
|
||
<bibRefCitation id="6313D5D9D716A66DFE73F88209B1F8D6" author="Bick" box="[388,686,1855,1881]" pageId="3" pageNumber="39" refString="Bick. A., & Randel, N. (2005) Ontogenetic variations in characters of Euchone analis (Kroyer, 1856) (Polychaeta, Sabellidae, Sabellinae) from Spitsbergen, and new assignments of Oriopsis ingelorae Plate, 1995 and O. liefdefjordensis Plate, 1995. Acta Zoologica, 86, 145 - 157." type="journal article" year="2005">Bick and Randel (2005)</bibRefCitation>
|
||
for material from Spitzbergen. On the basis of the available literature, the species present a peculiar bipolar geographical distribution, being present in Arctic and
|
||
<collectingCountry id="7F95E8B8D716A66DFF60F8310A1BF829" box="[151,260,1932,1958]" name="Antarctica" pageId="3" pageNumber="31">Antarctic</collectingCountry>
|
||
regions.
|
||
</paragraph>
|
||
<paragraph id="073DA828D716A66AFF32F80E0A74FF70" blockId="3.[151,1437,1662,2036]" lastBlockId="4.[151,1437,152,642]" lastPageId="4" lastPageNumber="32" pageId="3" pageNumber="31">
|
||
The structures referred as “coils” or “glandular tubular organs” or, again “vascular loops”, present in the
|
||
<typeStatus id="D839168AD716A66DFF60F8670BD5F87B" box="[151,202,2010,2036]" pageId="3" pageNumber="31">type</typeStatus>
|
||
species of the genus
|
||
<taxonomicName id="C082D3ABD716A66DFE3CF8670929F87C" box="[459,566,2010,2035]" class="Polychaeta" family="Sabellidae" genus="Euchone" kingdom="Animalia" order="Sabellida" pageId="3" pageNumber="31" phylum="Annelida" rank="species" species="analis">
|
||
<emphasis id="35F6743AD716A66DFE3CF8670929F87C" box="[459,566,2010,2035]" italics="true" pageId="3" pageNumber="31">E. analis</emphasis>
|
||
</taxonomicName>
|
||
, were not detected. These structures situated dorsally in each side of the peristomium, are also present in
|
||
<taxonomicName id="C082D3ABD711A66AFDD6FF2509D3FF3E" box="[545,716,152,177]" class="Polychaeta" family="Sabellidae" genus="Chone" kingdom="Animalia" order="Sabellida" pageId="4" pageNumber="32" phylum="Annelida" rank="species" species="princei">
|
||
<emphasis id="35F6743AD711A66AFDD6FF2509D3FF3E" box="[545,716,152,177]" italics="true" pageId="4" pageNumber="32">Chone princei</emphasis>
|
||
</taxonomicName>
|
||
(=
|
||
<taxonomicName id="C082D3ABD711A66AFD18FF25086BFF3E" box="[751,884,152,177]" class="Polychaeta" family="Sabellidae" genus="Jasmineira" kingdom="Animalia" order="Sabellida" pageId="4" pageNumber="32" phylum="Annelida" rank="genus">
|
||
<emphasis id="35F6743AD711A66AFD18FF25086BFF3E" box="[751,884,152,177]" italics="true" pageId="4" pageNumber="32">Jasmineira</emphasis>
|
||
</taxonomicName>
|
||
) (McIntosh, 1916), in the genus
|
||
<taxonomicName id="C082D3ABD711A66AFAF5FF250A43FF57" authority="Fitzhugh, 1989" authorityName="Fitzhugh" authorityYear="1989" class="Polychaeta" family="Sabellidae" genus="Fabrisabella" kingdom="Animalia" order="Sabellida" pageId="4" pageNumber="32" phylum="Annelida" rank="genus">
|
||
<emphasis id="35F6743AD711A66AFAF5FF250E83FF3E" box="[1282,1436,152,177]" italics="true" pageId="4" pageNumber="32">Fabrisabella</emphasis>
|
||
(
|
||
<bibRefCitation id="6313D5D9D711A66AFF68FF030A4BFF57" author="Fitzhugh" box="[159,340,190,216]" pageId="4" pageNumber="39" refString="Fitzhugh, K. (1989) A systematic revision of the Sabellidae-Caobangidae-Sabellongidae complex (Annelida: Polychaeta). Bulletin of the American Museum of Natural History, 192, 1 - 104." type="journal article" year="1989">Fitzhugh, 1989</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
and in
|
||
<taxonomicName id="C082D3ABD711A66AFE43FF02087DFF57" authority="Fitzhugh, 2002" authorityName="Fitzhugh" authorityYear="2002" box="[436,866,190,216]" class="Polychaeta" family="Sabellidae" genus="Claviramus" kingdom="Animalia" order="Sabellida" pageId="4" pageNumber="32" phylum="Annelida" rank="species" species="grubei">
|
||
<emphasis id="35F6743AD711A66AFE43FF02098DFF57" box="[436,658,191,216]" italics="true" pageId="4" pageNumber="32">Claviramus grubei</emphasis>
|
||
(
|
||
<bibRefCitation id="6313D5D9D711A66AFD56FF030845FF57" author="Fitzhugh" box="[673,858,190,216]" pageId="4" pageNumber="39" refString="Fitzhugh, K. (2002) Fan worm polychaetes (Sabellidae: Sabellinae) collected during the Thai-Danish BIOSHELF Project. Phuket Marine Biological Center Special Publication, 24, 353 - 424." type="journal article" year="2002">Fitzhugh, 2002</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
. However, in most
|
||
<taxonomicName id="C082D3ABD711A66AFBB1FF020FB2FF57" box="[1094,1197,191,216]" class="Polychaeta" family="Sabellidae" genus="Euchone" kingdom="Animalia" order="Sabellida" pageId="4" pageNumber="32" phylum="Annelida" rank="genus">
|
||
<emphasis id="35F6743AD711A66AFBB1FF020FB2FF57" box="[1094,1197,191,216]" italics="true" pageId="4" pageNumber="32">Euchone</emphasis>
|
||
</taxonomicName>
|
||
species they are not easily discernible.
|
||
</paragraph>
|
||
<paragraph id="073DA828D711A66AFF32FEB10F41FE4F" blockId="4.[151,1437,152,642]" pageId="4" pageNumber="32">
|
||
The examination of internal structures of the branchial crown confirms the presence of dorsal radiolar appendages without extension of radiolar skeleton (as occur in the
|
||
<typeStatus id="D839168AD711A66AFC52FE8F08C7FEC3" box="[933,984,306,332]" pageId="4" pageNumber="32">type</typeStatus>
|
||
species of
|
||
<taxonomicName id="C082D3ABD711A66AFBADFE8F0FDFFEC4" box="[1114,1216,306,331]" class="Polychaeta" family="Sabellidae" genus="Euchone" kingdom="Animalia" order="Sabellida" pageId="4" pageNumber="32" phylum="Annelida" rank="genus">
|
||
<emphasis id="35F6743AD711A66AFBADFE8F0FDFFEC4" box="[1114,1216,306,331]" italics="true" pageId="4" pageNumber="32">Euchone</emphasis>
|
||
</taxonomicName>
|
||
), and the presence of highly developed dorsal “pinnular appendages”. These structures appear similar to that observed in large specimens of
|
||
<taxonomicName id="C082D3ABD711A66AFECBFE3D0940FE16" box="[316,607,384,409]" class="Polychaeta" family="Sabellidae" genus="Chone" kingdom="Animalia" order="Sabellida" pageId="4" pageNumber="32" phylum="Annelida" rank="species" species="infundibuliformis">
|
||
<emphasis id="35F6743AD711A66AFECBFE3D0940FE16" box="[316,607,384,409]" italics="true" pageId="4" pageNumber="32">Chone infundibuliformis</emphasis>
|
||
</taxonomicName>
|
||
identified by Malmgren’s (1866) (SMNH 6862) (
|
||
<bibRefCitation id="6313D5D9D711A66AFB44FE3D0E91FE15" author="Giangrande" box="[1203,1422,384,410]" pageId="4" pageNumber="39" refString="Giangrande, A. (1992) The genus Chone (Polychaeta, Sabellidae) in the Mediterranean Sea with description of C. longiseta n. sp. Bollettino di Zoologia, 59, 517 - 529." type="journal article" year="1992">Giangrande, 1992</bibRefCitation>
|
||
), and they appear not fused to the dorsal lips as observed in other
|
||
<taxonomicName id="C082D3ABD711A66AFC70FE1B0F1EFE4F" box="[903,1025,422,448]" class="Polychaeta" family="Sabellidae" kingdom="Animalia" order="Sabellida" pageId="4" pageNumber="32" phylum="Annelida" rank="subFamily" subFamily="Sabellinae">Sabellinae</taxonomicName>
|
||
genera.
|
||
</paragraph>
|
||
<paragraph id="073DA828D711A66AFF32FE700F53FD0D" blockId="4.[151,1437,152,642]" pageId="4" pageNumber="32">
|
||
Observation on egg size and mature sperm morphology of this species, based on material collected from the Weddell Sea (
|
||
<collectingCountry id="7F95E8B8D711A66AFE92FE490AF9FD81" box="[357,486,500,526]" name="Antarctica" pageId="4" pageNumber="32">Antarctica</collectingCountry>
|
||
), are described in
|
||
<bibRefCitation id="6313D5D9D711A66AFD4BFE4908BCFD81" box="[700,931,500,526]" pageId="4" pageNumber="39" refString="Gambi, M. C., Patti, F., Micaletto, G., & Giangrande, A. (2001) Diversity of reproductive features in some antarctic polynoid and sabellid polychaetes, with the description of Demonax polarsterni n. sp. (Polychaeta: Sabellidae). Polar Biol ogy, 24, 883 - 891." type="journal article">
|
||
<collectingCountry id="7F95E8B8D711A66AFD4BFE490813FD81" box="[700,780,500,526]" name="Gambia" pageId="4" pageNumber="32">Gambi</collectingCountry>
|
||
et al. (2001)
|
||
</bibRefCitation>
|
||
and in
|
||
<bibRefCitation id="6313D5D9D711A66AFC0BFE490FD2FD81" box="[1020,1229,500,526]" pageId="4" pageNumber="39" refString="Patti, F. P., Gambi, M. C. & Giangrande, A. (2003) Preliminary study on the systematic relationships of Sabellinae (Polychaeta: Sabellidae), based on the C 1 domain of the 28 S rDNA, with discussion of reproductive features. Italian Journal of Zoology, 70, 269 - 278." type="journal article">Patti et al. (2003)</bibRefCitation>
|
||
. Here we provide for the first time TEM pictures of the mature spermatozoa (
|
||
<figureCitation id="9FB9B4ADD711A66AFCA7FDA70888FDBB" box="[848,919,538,564]" captionStart="FIGURE 2" captionStartId="4.[151,256,1562,1586]" captionTargetBox="[378,1207,703,1535]" captionTargetId="figure@4.[374,1214,700,1537]" captionTargetPageId="4" captionText="FIGURE 2. TEM photographs of spermatozoa. Euchone pallida: A) entire spermatozoan; B) particular of acrosoma; Euchoneira knoxi gen. sp. nov.: C) entire spermatozoan; D) details of acrosome." httpUri="https://zenodo.org/record/190217/files/figure.png" pageId="4" pageNumber="32">Fig. 2</figureCitation>
|
||
A, B). Mature spermatozoa have an unusual cylindrical shape of the nucleus and a characteristic, conical, “nip-like” acrosome with a minute subacrosomal space; and up to 3–4 mitochondria present at the base of the axoneme.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |