124 lines
14 KiB
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124 lines
14 KiB
XML
<document id="6DB463BF9F321B68ECD10DC50AD6D447" ID-DOI="10.24199/j.mmv.2003.60.18" ID-ISSN="1447-2554" ID-Zenodo-Dep="12207807" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1718988095639" checkinUser="felipe" docAuthor="Watson, Jeanette W." docDate="2003" docId="039F8846FFD0FF8528FFFA6DFBC8F8E0" docLanguage="en" docName="MemMusVictoria.60.2.151-180.pdf" docOrigin="Memoirs of Museum Victoria 60 (2)" docSource="https://museumsvictoria.com.au/collections-research/journals/memoirs-of-museum-victoria/volume-60-issue-2-2003/pages-151-180/" docStyle="DocumentStyle:5B3B5C052A93BFEEE334AD6097A94E45.2:MemMusVictoria.2003-.journal_article.type1" docStyleId="5B3B5C052A93BFEEE334AD6097A94E45" docStyleName="MemMusVictoria.2003-.journal_article.type1" docStyleVersion="2" docTitle="Eudendrium macquariensis Watson, 2003, sp. nov." docType="treatment" docVersion="2" lastPageNumber="154" masterDocId="FFA6F03EFFD3FF86287CFFE9FFD0FF9A" masterDocTitle="Deep-water hydroids (Hydrozoa: Leptolida) from Macquarie Island" masterLastPageNumber="180" masterPageNumber="151" pageNumber="154" updateTime="1718989093353" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0">
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<mods:titleInfo id="C36E6852BE90D11A2CA8099971455163">
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<mods:title id="63821F2B6831A0274B08371459711DC1">Deep-water hydroids (Hydrozoa: Leptolida) from Macquarie Island</mods:title>
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<mods:name id="B496A575AFD6409FB1F23DB57AD2C2E3" type="personal">
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<mods:namePart id="A8D4AF56EA764B30C012C511B973DA37">Watson, Jeanette W.</mods:namePart>
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<mods:typeOfResource id="C3426973B6C4283968210388ADD45D02">text</mods:typeOfResource>
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<mods:title id="CB68CDC2A6E69037B2369FE1531A4E8B">Memoirs of Museum Victoria</mods:title>
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<mods:part id="A0949C13A4E34E4180FB2A3D9DA4C617">
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<mods:date id="AC8C52F939A597263DB42789186F2C54">2003</mods:date>
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<mods:number id="1F1C1CFB67F72D0E81E9F99AAE0E6472">2003-12-31</mods:number>
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<mods:number id="2E051810BABE4D9CE94F14C024717D82">60</mods:number>
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<mods:number id="0C5C0E026FEE99D038C4E117AEB6E093">2</mods:number>
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<mods:start id="C0D9D3657A39BDC110EEC7AB78DAE0B2">151</mods:start>
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<mods:url id="5211DA54D5705BC889413B358933464E">https://museumsvictoria.com.au/collections-research/journals/memoirs-of-museum-victoria/volume-60-issue-2-2003/pages-151-180/</mods:url>
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<mods:classification id="92386C6146134F3B7AEE33FA41AF6BDA">journal article</mods:classification>
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<mods:identifier id="0E2A90987B34E83E2AF8094E89207957" type="DOI">10.24199/j.mmv.2003.60.18</mods:identifier>
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<mods:identifier id="921C5A7944AA84185D0AED340743B7AA" type="ISSN">1447-2554</mods:identifier>
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<mods:identifier id="7973C68388513B1F21B27B5B1DDEF7E9" type="Zenodo-Dep">12207807</mods:identifier>
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<treatment id="039F8846FFD0FF8528FFFA6DFBC8F8E0" LSID="urn:lsid:plazi:treatment:039F8846FFD0FF8528FFFA6DFBC8F8E0" httpUri="http://treatment.plazi.org/id/039F8846FFD0FF8528FFFA6DFBC8F8E0" lastPageNumber="154" pageId="3" pageNumber="154">
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<subSubSection id="C32C6ADBFFD0FF8528FFFA6DFE2DFA00" box="[131,509,1412,1434]" pageId="3" pageNumber="154" type="nomenclature">
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<paragraph id="8B893950FFD0FF8528FFFA6DFE2DFA00" blockId="3.[131,509,1412,1434]" box="[131,509,1412,1434]" pageId="3" pageNumber="154">
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<heading id="D0C18E3CFFD0FF8528FFFA6DFE2DFA00" box="[131,509,1412,1434]" fontSize="9" level="2" pageId="3" pageNumber="154" reason="5">
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<taxonomicName id="4C3642D3FFD0FF8528FFFA6DFE76FA00" ID-CoL="3BZK6" authorityName="Watson" authorityYear="2003" box="[131,422,1412,1434]" class="Hydrozoa" family="Eudendriidae" genus="Eudendrium" kingdom="Animalia" order="Anthoathecata" pageId="3" pageNumber="154" phylum="Cnidaria" rank="species" species="macquariensis" status="sp. nov.">
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<emphasis id="B942E542FFD0FF8528FFFA6DFE76FA00" bold="true" box="[131,422,1412,1434]" italics="true" pageId="3" pageNumber="154">Eudendrium macquariensis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A2715839FFD0FF8529D1FA6DFE2DFA00" box="[429,509,1412,1434]" pageId="3" pageNumber="154" rank="species">sp. nov.</taxonomicNameLabel>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C32C6ADBFFD0FF8528FFFA59FBC8F8E0" pageId="3" pageNumber="154" type="description">
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<paragraph id="8B893950FFD0FF8528FFFA59FEC2FA5C" blockId="3.[131,274,1456,1478]" box="[131,274,1456,1478]" pageId="3" pageNumber="154">
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<figureCitation id="130D25D5FFD0FF8528FFFA59FEC2FA5C" box="[131,274,1456,1478]" captionStart="Figures 3" captionStartId="3.[811,879,980,1000]" captionTargetBox="[818,1447,223,952]" captionTargetId="figure-645@3.[809,1452,220,961]" captionTargetPageId="3" captionText="Figures 3A–G. A, Eudendrium deforme. A, part of colony on dead branch of primnoid gorgonian, stn 46. B, single stem. C, cluster of male gonophores with paired immature gonophores and partially resorbed tentaclesof hydranth. D, undischarged nematocyst, probably eurytele from coenosarc of stem. E–G, Eudendrium macquariensis sp. nov., stn 44. E, stems from holotype colony on Eudendrium deforme. F, undischarged nematocyst from tentacles. G, undischarged nematocyst, site unknown. Scale bar: A, 25 mm; B, 10 mm; C, 0.5 mm; E, 1 mm; F, G, 10 µm." figureDoi="http://doi.org/10.5281/zenodo.12207813" httpUri="https://zenodo.org/record/12207813/files/figure.png" pageId="3" pageNumber="154">Figures 3E–G</figureCitation>
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</paragraph>
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<paragraph id="8B893950FFD0FF8528FFFA09FE58F9B3" blockId="3.[131,771,1503,1577]" pageId="3" pageNumber="154">
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<emphasis id="B942E542FFD0FF8528FFFA09FEFEFA6E" box="[131,302,1504,1524]" italics="true" pageId="3" pageNumber="154">Material examined</emphasis>
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.
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<materialsCitation id="3B5E330DFFD0FF852945FA36FE54F9B3" collectionCode="NMV" pageId="3" pageNumber="154" specimenCode="F91309" specimenCount="1" typeStatus="holotype">
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Stn 44,
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<collectionCode id="ED27A195FFD0FF852902FA36FE63FA69" box="[382,435,1503,1523]" country="Australia" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34978" lsid="urn:lsid:biocol.org:col:34978" name="Museum Victoria" pageId="3" pageNumber="154" type="Museum">NMV</collectionCode>
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<specimenCode id="DB90912BFFD0FF8529C4FA36FDD0FA69" box="[440,512,1503,1523]" collectionCode="NMV" country="Australia" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34978" lsid="urn:lsid:biocol.org:col:34978" name="Museum Victoria" pageId="3" pageNumber="154" type="Museum">F91309</specimenCode>
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,
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<typeStatus id="548D87F2FFD0FF852A75FA36FD8BFA69" box="[521,603,1503,1523]" pageId="3" pageNumber="154" type="holotype">holotype</typeStatus>
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, abundant infertile colonies on stems and branches of other species of
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<taxonomicName id="4C3642D3FFD0FF852AF1FA13FD2DF994" authorityName="Ehrenberg" authorityYear="1834" box="[653,765,1530,1550]" class="Hydrozoa" family="Eudendriidae" genus="Eudendrium" kingdom="Animalia" order="Anthoathecata" pageId="3" pageNumber="154" phylum="Cnidaria" rank="genus">
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<emphasis id="B942E542FFD0FF852AF1FA13FD2DF994" box="[653,765,1530,1550]" italics="true" pageId="3" pageNumber="154">Eudendrium</emphasis>
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</taxonomicName>
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, specimen alcohol-preserved
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</materialsCitation>
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.
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</paragraph>
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<paragraph id="8B893950FFD0FF8528FFF9D6FE8FF8DA" blockId="3.[131,771,1599,1915]" pageId="3" pageNumber="154">
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<emphasis id="B942E542FFD0FF8528FFF9D6FE47F9CF" box="[131,407,1599,1621]" italics="true" pageId="3" pageNumber="154">
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Description (of
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<typeStatus id="548D87F2FFD0FF85294CF9D6FE5BF9CF" box="[304,395,1599,1621]" pageId="3" pageNumber="154" type="holotype">holotype</typeStatus>
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).
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</emphasis>
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Stolons creeping over stems and branches of hydroid host, stems numerous, to
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<quantity id="4CCE94B5FFD0FF852A2CF9B5FD5AF9E8" box="[592,650,1628,1650]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="3" pageNumber="154" unit="mm" value="7.0">7 mm</quantity>
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long; stems (pedicels) and stolons morphologically identical and 0.1 mm diameter. Stems monosiphonic, unbranched, straggling, straight or flexed, perisarc of stolons and pedicels distinctly to weakly rugose throughout. Hydranths very small, distal on pedicel, hypostome prominent, dome-shaped, surrounded by 10–14 tentacles. Perisarc of stolon and stems firm and of same thickness throughout.
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</paragraph>
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<paragraph id="8B893950FFD0FF8528DFF8AEFC69FA88" blockId="3.[131,771,1599,1915]" lastBlockId="3.[809,1449,1246,1357]" pageId="3" pageNumber="154">Nematocysts of two kinds present, both undischarged: (i) small droplet-shaped euryteles, capsule 9–10 X 4–5 µm, very abundant in tentacles; (ii) bean-shaped capsule 9 X 4 µm, rare, site unknown.</paragraph>
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<paragraph id="8B893950FFD0FF852B35FAF3FCB8FAD7" blockId="3.[809,1449,1246,1357]" pageId="3" pageNumber="154">
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<emphasis id="B942E542FFD0FF852B35FAF3FC45FAAA" box="[841,917,1306,1328]" italics="true" pageId="3" pageNumber="154">Colour.</emphasis>
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Stolons white, stems clear pale yellowish, hydranths white.
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</paragraph>
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<paragraph id="8B893950FFD0FF852B55FA8AFAB8FAE3" blockId="3.[809,1384,1379,1401]" box="[809,1384,1379,1401]" pageId="3" pageNumber="154">
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<emphasis id="B942E542FFD0FF852B55FA8AFC4BFAE3" box="[809,923,1379,1401]" italics="true" pageId="3" pageNumber="154">Etymology.</emphasis>
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The specific name refers to the
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<typeStatus id="548D87F2FFD0FF852C9FFA8AFADFFAE3" box="[1251,1295,1379,1401]" pageId="3" pageNumber="154">type</typeStatus>
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locality.
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</paragraph>
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<paragraph id="8B893950FFD0FF852B55FA66FA77F915" blockId="3.[809,1449,1423,1914]" pageId="3" pageNumber="154">
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<emphasis id="B942E542FFD0FF852B55FA66FC5AFA3F" box="[809,906,1423,1445]" italics="true" pageId="3" pageNumber="154">Remarks.</emphasis>
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The colonies of
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<taxonomicName id="4C3642D3FFD0FF852C20FA66FA51FA3F" authorityName="Watson" authorityYear="2003" box="[1116,1409,1423,1445]" class="Hydrozoa" family="Eudendriidae" genus="Eudendrium" kingdom="Animalia" order="Anthoathecata" pageId="3" pageNumber="154" phylum="Cnidaria" rank="species" species="macquariensis">
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<emphasis id="B942E542FFD0FF852C20FA66FA51FA3F" box="[1116,1409,1423,1445]" italics="true" pageId="3" pageNumber="154">Eudendrium macquariensis</emphasis>
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</taxonomicName>
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so thickly invest the stems and tips of branches of the hydroid host that when first examined they seemed to be part of the host colony. Closer examination revealed white stolons of
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<taxonomicName id="4C3642D3FFD0FF852D24FA0EFC43F980" authorityName="Watson" authorityYear="2003" class="Hydrozoa" family="Eudendriidae" genus="Eudendrium" kingdom="Animalia" order="Anthoathecata" pageId="3" pageNumber="154" phylum="Cnidaria" rank="species" species="macquariensis">
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<emphasis id="B942E542FFD0FF852D24FA0EFC43F980" italics="true" pageId="3" pageNumber="154">E. macquariensis</emphasis>
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</taxonomicName>
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running along the brown perisarc of the host. The thick aggregations on the tips of the host permits this tiny species to occupy an exceedingly crowded microhabitat. As both stolons and stems are morphologically identical it is difficult to judge at what stage the stolon becomes an erect stem.
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</paragraph>
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<paragraph id="8B893950FFD0FF852B35F97EFBC8F8E0" blockId="3.[809,1449,1423,1914]" pageId="3" pageNumber="154">
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The species is unusual in that the straggling stolon-stems are almost entirely rugose. The rugosity is usually most conspicuous in the proximal pedicel region, as usual in
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<taxonomicName id="4C3642D3FFD0FF852D59F93BFA72F972" authorityName="Ehrenberg" authorityYear="1834" box="[1317,1442,1746,1768]" class="Hydrozoa" family="Eudendriidae" genus="Eudendrium" kingdom="Animalia" order="Anthoathecata" pageId="3" pageNumber="154" phylum="Cnidaria" rank="genus">
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<emphasis id="B942E542FFD0FF852D59F93BFA72F972" box="[1317,1442,1746,1768]" italics="true" pageId="3" pageNumber="154">Eudendrium</emphasis>
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</taxonomicName>
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. Although the hypostome is dome-shaped rather than annular, this may be an artefact of preservation; it is, however, quite constant throughout the material. If the dome-shape is diagnostic it sets
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<taxonomicName id="4C3642D3FFD0FF852BF1F8AEFBEFF8C7" authorityName="Watson" authorityYear="2003" box="[909,1087,1863,1885]" class="Hydrozoa" family="Eudendriidae" genus="Eudendrium" kingdom="Animalia" order="Anthoathecata" pageId="3" pageNumber="154" phylum="Cnidaria" rank="species" species="macquariensis">
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<emphasis id="B942E542FFD0FF852BF1F8AEFBEFF8C7" box="[909,1087,1863,1885]" italics="true" pageId="3" pageNumber="154">E. macquariensis</emphasis>
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</taxonomicName>
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somewhat apart from other known species of
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<taxonomicName id="4C3642D3FFD0FF852BE9F88DFBC2F8E0" authorityName="Ehrenberg" authorityYear="1834" box="[917,1042,1892,1914]" class="Hydrozoa" family="Eudendriidae" genus="Eudendrium" kingdom="Animalia" order="Anthoathecata" pageId="3" pageNumber="154" phylum="Cnidaria" rank="genus">
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<emphasis id="B942E542FFD0FF852BE9F88DFBC2F8E0" box="[917,1042,1892,1914]" italics="true" pageId="3" pageNumber="154">Eudendrium</emphasis>
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</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |