234 lines
29 KiB
XML
234 lines
29 KiB
XML
<document id="B28A9BEDB79EBB9F1164444234D89929" ID-CLB-Dataset="45833" ID-DOI="10.5281/zenodo.203966" ID-GBIF-Dataset="473b918b-d698-4f39-bcbb-f19a2667753a" ID-ISSN="1175-5326" ID-Zenodo-Dep="203966" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460417338098" checkinUser="plazi" docAuthor="Watson, Jeanette E." docDate="2011" docId="2B61A904B91DFFE918B87ADEFBBEFCC7" docLanguage="en" docName="zt03122p036.pdf" docOrigin="Zootaxa 3122" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Ventromma bellarensis Watson, 2011, sp. nov." docType="treatment" docVersion="15" lastPageNumber="24" masterDocId="D758D17CB908FFFE182F7A49FFE7FFB8" masterDocTitle="New species, new records and redescriptions of Thecate hydroids (Cnidaria: Hydrozoa: Leptothecata) from Southern Australia" masterLastPageNumber="36" masterPageNumber="1" pageNumber="22" updateTime="1698329011631" updateUser="ExternalLinkService">
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<mods:title id="3FA0C7ED4A832E81D103EF9FC2D5FAD3">New species, new records and redescriptions of Thecate hydroids (Cnidaria: Hydrozoa: Leptothecata) from Southern Australia</mods:title>
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<mods:name id="051009E70AAE282F1DBB7B60F29635C9" type="personal">
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<mods:namePart id="ECD1D00105DBB84EA95818C40A1A69A9">Watson, Jeanette E.</mods:namePart>
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<mods:title id="1B83FDC7B22B5BD5308321251F429E2A">Zootaxa</mods:title>
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<mods:part id="1D4B6D412FA60612C3AC7CDA69568959">
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<mods:date id="14DD7730F57262642EAA339936E47437">2011</mods:date>
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<mods:detail id="EA677F3C0FD3E377F9C6BA12085FE3C1" type="volume">
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<mods:number id="F12B114598EE0DE40A10E4CE53A206BE">3122</mods:number>
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<mods:classification id="10676CF474407CA0D7B05593358B6335">journal article</mods:classification>
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<mods:identifier id="8DF0FB46D18E4647DB187A3434D074D7" type="CLB-Dataset">45833</mods:identifier>
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<mods:identifier id="A4822F1644890A2FBDA533E364B5F31F" type="DOI">10.5281/zenodo.203966</mods:identifier>
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<mods:identifier id="76AB2D3387F41A9AB854AC7301625306" type="Zenodo-Dep">203966</mods:identifier>
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<treatment id="2B61A904B91DFFE918B87ADEFBBEFCC7" ID-DOI="http://doi.org/10.5281/zenodo.6184761" ID-GBIF-Taxon="119425477" ID-Zenodo-Dep="6184761" LSID="urn:lsid:plazi:treatment:2B61A904B91DFFE918B87ADEFBBEFCC7" httpUri="http://treatment.plazi.org/id/2B61A904B91DFFE918B87ADEFBBEFCC7" lastPageId="23" lastPageNumber="24" pageId="21" pageNumber="22">
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<subSubSection id="EBD24B99B91DFFEB18B87ADEFEC3FF6B" pageId="21" pageNumber="22" type="nomenclature">
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<paragraph id="A3771812B91DFFEB18B87ADEFDF6FF09" blockId="21.[151,529,151,211]" box="[151,529,151,177]" pageId="21" pageNumber="22">
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<heading id="F83FAF7EB91DFFEB18B87ADEFDF6FF09" bold="true" box="[151,529,151,177]" fontSize="11" level="1" pageId="21" pageNumber="22" reason="1">
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<emphasis id="91BCC400B91DFFEB18B87ADEFDF6FF09" bold="true" box="[151,529,151,177]" pageId="21" pageNumber="22">
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<taxonomicName id="64C86391B91DFFEB18B87ADEFE4BFF09" ID-CoL="7FNBK" box="[151,428,151,177]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="21" pageNumber="22" phylum="Cnidaria" rank="species" species="bellarensis" status="sp. nov.">
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<emphasis id="91BCC400B91DFFEB18B87ADEFE4BFF09" bold="true" box="[151,428,151,177]" italics="true" pageId="21" pageNumber="22">Ventromma bellarensis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="8A8F797BB91DFFEB199B7ADEFDF6FF09" box="[436,529,151,177]" pageId="21" pageNumber="22" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="A3771812B91DFFEB18B87AF3FEC3FF6B" blockId="21.[151,529,151,211]" box="[151,292,186,211]" pageId="21" pageNumber="22">
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<figureCitation id="3BF30497B91DFFEB18B87AF3FF01FF6A" box="[151,230,186,210]" captionStart="FIGURE 10" captionStartId="22.[151,250,1189,1212]" captionTargetBox="[345,1269,200,1155]" captionTargetId="figure@22.[302,1294,193,1176]" captionTargetPageId="22" captionText="FIGURE 10. Ventromma bellarensis sp. nov. A, Branched colony with gonothecae. B, monosiphonic section of branched stem. C hydrocladial internode with hydrotheca. D, monosiphonic branch with axillar nematotheca, hydrostatic pore and proximal branch internode. E, mature gonothecae on polysiphonic stem. F, female gonotheca with ova. G, large microbasic mastigophore. H, small microbasic mastigophore, undischarged. Scale bar: A, 25 mm, B, D, F, 0.5 mm, C, 0.2 mm, E, 1 mm, G, H, 10 µm." httpUri="https://zenodo.org/record/203975/files/figure.png" pageId="21" pageNumber="22">Fig. 10</figureCitation>
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A–H
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</paragraph>
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</subSubSection>
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<subSubSection id="EBD24B99B91DFFE918B87B4BFCDFFEA4" lastPageId="23" lastPageNumber="24" pageId="21" pageNumber="22" type="materials_examined">
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<paragraph id="A3771812B91DFFEB18B87B4BFB58FE86" blockId="21.[151,1436,258,606]" pageId="21" pageNumber="22">
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<emphasis id="91BCC400B91DFFEB18B87B4BFE66FEA3" bold="true" box="[151,385,258,283]" pageId="21" pageNumber="22">Material examined.</emphasis>
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<typeStatus id="7C73A6B0B91DFFEB19A67B4BFE13FEA2" box="[393,500,258,282]" pageId="21" pageNumber="22" type="holotype">Holotype</typeStatus>
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,
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<collectionCode id="C5D980D7B91DFFEB1A2E7B4AFDA5FEA2" LSID="urn:lsid:biocol.org:col:34978" box="[513,578,259,282]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34978" name="Museum Victoria" pageId="21" pageNumber="22">NMV</collectionCode>
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F171365, fertile colony, alcohol preserved; two microslides from
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<typeStatus id="7C73A6B0B91DFFEB1D1D7B4BFA7FFEA2" box="[1330,1432,258,282]" pageId="21" pageNumber="22" type="holotype">holotype</typeStatus>
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; from floating pontoon in Clifton Springs boat harbour, depth 0.5 m, coll: J. Watson,
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<date id="D7763ED2B91DFFEB1C697B6FFB5CFE86" box="[1094,1211,294,318]" pageId="21" pageNumber="22" value="2009-04-07">7/04/2009</date>
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.
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</paragraph>
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<paragraph id="A3771812B91DFFEB18E87B03FDE9FE76" blockId="21.[151,1436,258,606]" pageId="21" pageNumber="22">
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<emphasis id="91BCC400B91DFFEB18E87B03FC80FEDB" bold="true" box="[199,871,330,355]" pageId="21" pageNumber="22">
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Description from
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<typeStatus id="7C73A6B0B91DFFEB19B67B02FDE7FEDB" box="[409,512,331,355]" pageId="21" pageNumber="22" type="holotype">holotype</typeStatus>
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(live and preserved material).
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</emphasis>
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Colonies comprising pinnate unbranched stems to
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<quantity id="6430B5F7B91DFFEB18B87B27FF30FE3E" box="[151,215,366,390]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="21" pageNumber="22" unit="mm" value="8.0">8 mm</quantity>
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high interspersed with taller branched stems to
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<quantity id="6430B5F7B91DFFEB1AC47B27FCDEFE3E" box="[747,825,366,390]" metricMagnitude="-2" metricUnit="m" metricValue="5.0" pageId="21" pageNumber="22" unit="mm" value="50.0">50 mm</quantity>
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high. Hydrorhiza consisting of narrow tubular, weakly rugose stolons reptant on substrate; on branched stems the stolons joining to become polysiphonic tubes of stem; unbranched stems monosiphonic.
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</paragraph>
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<paragraph id="A3771812B91DFFEB18EA7B93FB8FFDE6" blockId="21.[151,1436,258,606]" pageId="21" pageNumber="22">Branched stems fan-shaped with one to three upwardly directed branches; stems and branches fascicled, the polysiphonic tubes decreasing in number distally to about two thirds the distance along branch then becoming monosiphonic. Internodes of monosiphonic stems and branches long, cylindrical, slender, nodes transverse, rarely a secondary node close to the primary, a nematotheca between hydrocladium and node.</paragraph>
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<caption id="F7B7489AB91DFFEB18B878C6FD28FD1D" box="[151,719,655,677]" pageId="21" pageNumber="22">
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<paragraph id="A3771812B91DFFEB18B878C6FD28FD1D" blockId="21.[151,987,655,1428]" box="[151,719,655,677]" pageId="21" pageNumber="22">
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<emphasis id="91BCC400B91DFFEB18B878C6FEE3FD1C" bold="true" box="[151,260,655,676]" pageId="21" pageNumber="22">TABLE 9.</emphasis>
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<taxonomicName id="64C86391B91DFFEB192578D9FE16FD1D" box="[266,497,655,677]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="21" pageNumber="22" phylum="Cnidaria" rank="species" species="bellarensis">
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<emphasis id="91BCC400B91DFFEB192578D9FE16FD1D" box="[266,497,655,677]" italics="true" pageId="21" pageNumber="22">Ventromma bellarensis</emphasis>
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</taxonomicName>
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, measurements, (µm)
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</paragraph>
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</caption>
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<paragraph id="A3771812B91DFFEB18B57889FEAEFD47" blockId="21.[151,987,655,1428]" pageId="21" pageNumber="22">Hydrorhiza, width 80–96 Branch internode</paragraph>
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<paragraph id="A3771812B91DFFEB188F795BFECBFC1C" blockId="21.[151,987,655,1428]" pageId="21" pageNumber="22">length 464–560 diameter at node 92–112 Apophysis, adcauline length 32–44 Hydrocladium</paragraph>
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<paragraph id="A3771812B91DFFEB188F79F1FEF7FBCB" blockId="21.[151,987,655,1428]" pageId="21" pageNumber="22">length of proximal intersegment 56–80 length of first thecate internode 400–419 diameter at proximal node 60–72 length of thecate internode 544–600 Hydrotheca</paragraph>
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<paragraph id="A3771812B91DFFEB188F7ECFFEEFFAA0" blockId="21.[151,987,655,1428]" pageId="21" pageNumber="22">length abcauline wall 76–88 diameter of rim 112–120 Nematotheca, overall length 40–64 Gonotheca</paragraph>
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<paragraph id="A3771812B91DFFEB188F7F62FBE5F971" blockId="21.[151,987,655,1428]" lastBlockId="21.[151,1437,1497,1737]" pageId="21" pageNumber="22">length including pedicel 1300–1360 maximum width 460–400 diameter at margin 460–660 Hydrocladia alternate on stem and branches, one distal on internode, given off from an upwardly directed shoulder-like apophysis, distal node of apophysis transverse, abcauline wall of apophysis curving smoothly up from internode, adcauline wall shorter with a small partial septum and a tiny hydrostatic pore flush with perisarc. Hydrocladia slender, curving gracefully away from stem, bearing up to 10 hydrothecae. Hydrocladium beginning with a short quadrangular athecate segment with transverse to weakly oblique distal node, succeeding internodes hydrothecate, cylindrical, the first shorter than succeeding ones; nodes transverse to slightly oblique, diameter of internode increasing distally to accommodate hydrotheca; no intranodal septa.</paragraph>
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<caption id="F7B7489AB91EFFE818B87EECFAB8FAAF" httpUri="https://zenodo.org/record/203975/files/figure.png" pageId="22" pageNumber="23" targetBox="[345,1269,200,1155]" targetPageId="22">
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<paragraph id="A3771812B91EFFE818B87EECFAB8FAAF" blockId="22.[151,1437,1189,1303]" pageId="22" pageNumber="23">
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<emphasis id="91BCC400B91EFFE818B87EECFEF8FB02" bold="true" box="[151,287,1189,1212]" pageId="22" pageNumber="23">FIGURE 10.</emphasis>
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<taxonomicName id="64C86391B91EFFE8190B7EEFFDEDFB03" box="[292,522,1189,1211]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="22" pageNumber="23" phylum="Cnidaria" rank="species" species="bellarensis" status="sp. nov.">
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<emphasis id="91BCC400B91EFFE8190B7EEFFDEDFB03" box="[292,522,1189,1211]" italics="true" pageId="22" pageNumber="23">Ventromma bellarensis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="8A8F797BB91EFFE81A3F7EEFFD87FB03" box="[528,608,1190,1211]" pageId="22" pageNumber="23" rank="species">
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<emphasis id="91BCC400B91EFFE81A3F7EEFFD87FB03" bold="true" box="[528,608,1190,1211]" pageId="22" pageNumber="23">sp. nov.</emphasis>
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</taxonomicNameLabel>
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A, Branched colony with gonothecae. B, monosiphonic section of branched stem. C hydrocladial internode with hydrotheca. D, monosiphonic branch with axillar nematotheca, hydrostatic pore and proximal branch internode. E, mature gonothecae on polysiphonic stem. F, female gonotheca with ova. G, large microbasic mastigophore. H, small microbasic mastigophore, undischarged. Scale bar: A, 25 mm, B, D, F, 0.5 mm, C, 0.2 mm, E, 1 mm, G, H, 10 µm.
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</paragraph>
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</caption>
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<paragraph id="A3771812B91EFFE818EA7F0DFAC0FA54" blockId="22.[151,1437,1348,1913]" pageId="22" pageNumber="23">Hydrotheca seated on distal third of internode but not reaching node, shallow cup-shaped, wider than deep, adcauline wall closely adpressed to but not fused to internode, abcauline wall extending in a smooth concave curve up from internode. Margin circular, transverse to hydrothecal axis, sloping obliquely back from internode, often a shallow indentation behind margin, no eversion of rim; a wide foramen connecting base of hydrotheca with internode. Hydranth large, with c. 16 long tentacles armed with large nematocysts, hypostome annular, wide.</paragraph>
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<paragraph id="A3771812B91EFFE818E07FB1FA69F9C4" blockId="22.[151,1437,1348,1913]" pageId="22" pageNumber="23">Hydrothecate internode with two identical small nematothecae, one median inferior about halfway to two thirds along internode, the other median superior, in front of hydrothecal margin, distal end just reaching node. Nematothecae bithalamic, scoop-shaped, basal chamber short, indistinct, adcauline side closely adpressed to internode, abcauline wall convex, margin open; cauline nematothecae of same shape and size as those on hydrocladia.</paragraph>
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<paragraph id="A3771812B91EFFE818EA7CC1FC5CF8ED" blockId="22.[151,1437,1348,1913]" pageId="22" pageNumber="23">Male and female gonothecae on different colonies, borne thickly on lower region of stems and branches, rare on upper monosiphonic regions, borne on a short, thick pedicel not well demarcated from body of gonotheca, point of insertion of pedicel often obscured by polysiphonic tubes of stem; gonothecae variable in shape, barrel-shaped to weakly conical, expanding from pedicel, walls faintly to distinctly rugose, perisarc thick, margin truncate, transverse, closed by a slightly depressed or domed operculum torn aside at release of contents; mature female gonophore packed with ova, surmounted by an aureole of large nematocysts.</paragraph>
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<paragraph id="A3771812B91EFFE818EA7D29FD4BF8C1" blockId="22.[151,1437,1348,1913]" box="[197,684,1888,1913]" pageId="22" pageNumber="23">Cnidome of two categories of nematocysts:</paragraph>
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<paragraph id="A3771812B91EFFE818B87DE8FBEDF865" blockId="22.[151,1436,1953,2013]" pageId="22" pageNumber="23">
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i) large microbasic mastigophores, capsule ovoid,
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<date id="D7763ED2B91EFFE81AC17DE8FCABF801" box="[750,844,1953,1977]" pageId="22" pageNumber="23" value="1912-10-13">12–13 x</date>
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6–7 µm, shaft 7–8 µm, finely spinous, tubule very long, distributed throughout coenosarc and gonophores; easily discharged.
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</paragraph>
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<paragraph id="A3771812B91FFFE918B87ADEFEFCFF6C" blockId="23.[151,1436,151,212]" pageId="23" pageNumber="24">
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ii) smaller?microbasic mastigophores, capsule elongate, 7–
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<date id="D7763ED2B91FFFE91B7C7ADEFCB8FF17" box="[851,863,151,175]" pageId="23" pageNumber="24">8</date>
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x 3 µm, in tentacles of hydranth; difficult to discharge.
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</paragraph>
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<paragraph id="A3771812B91FFFE918EA7B4DFCDFFEA4" blockId="23.[151,1437,260,897]" box="[197,824,260,284]" pageId="23" pageNumber="24">Colour of colony buff to pale brown, gonophores white.</paragraph>
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</subSubSection>
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<subSubSection id="EBD24B99B91FFFE918EA7B61FC9CFCE5" pageId="23" pageNumber="24" type="discussion">
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<paragraph id="A3771812B91FFFE918EA7B61FD6AFDD8" blockId="23.[151,1437,260,897]" pageId="23" pageNumber="24">
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<emphasis id="91BCC400B91FFFE918EA7B61FEDEFEF8" bold="true" box="[197,313,296,320]" pageId="23" pageNumber="24">Remarks.</emphasis>
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There is only one species of the
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<taxonomicName id="64C86391B91FFFE91A887B6EFC9EFE87" box="[679,889,295,319]" class="Hydrozoa" family="Kirchenpaueriidae" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="family">Kirchenpaueriidae</taxonomicName>
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,
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<taxonomicName id="64C86391B91FFFE91BAC7B61FBD4FEF8" box="[899,1075,296,320]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Kirchenpaueria" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="genus">
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<emphasis id="91BCC400B91FFFE91BAC7B61FBD4FEF8" box="[899,1075,296,320]" italics="true" pageId="23" pageNumber="24">Kirchenpaueria</emphasis>
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</taxonomicName>
|
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(=
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<emphasis id="91BCC400B91FFFE91C7C7B60FB28FEF8" box="[1107,1231,297,320]" italics="true" pageId="23" pageNumber="24">Ventrom ma</emphasis>
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)
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<taxonomicName id="64C86391B91FFFE91CCD7B61FEF5FEDC" authority="Millard, 1958" authorityName="Millard" authorityYear="1958" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="irregularis">
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<emphasis id="91BCC400B91FFFE91CCD7B61FABDFEF8" box="[1250,1370,296,320]" italics="true" pageId="23" pageNumber="24">irregularis</emphasis>
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(
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<bibRefCitation id="C75965E3B91FFFE91D477B6EFEEDFEDC" author="Millard" pageId="23" pageNumber="24" refString="Millard, N. A. H. (1958) Hydrozoa from the coasts of Natal and Portuguese East Africa, pt 1, Calyptoblastea. Annals of the South African Museum, 44 (5), 165 - 226." type="journal article" year="1958">Millard, 1958</bibRefCitation>
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)
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</taxonomicName>
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a warm temperate to tropical species presently known from
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<collectingCountry id="DBDF5882B91FFFE91B937B05FBC4FEDC" box="[956,1059,332,356]" name="Australia" pageId="23" pageNumber="24">Australia</collectingCountry>
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(
|
||
<bibRefCitation id="C75965E3B91FFFE91C1E7B05FB2EFEDC" author="Watson" box="[1073,1225,332,356]" pageId="23" pageNumber="24" refString="Watson, J. E. (1996) Distribution and biogeographic relationships of the hydroid fauna of the Australian west coast: a preliminary account. In S. Piraino, F. Boero, J. Bouillon, P. F. S. Cornelius & J-M. Gili (eds), Advances in Hydrozoan Biology, Scientia Marina, 60, 75 - 83." type="journal article" year="1996">Watson 1996</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="C75965E3B91FFFE91CFB7B05FAE8FEDC" author="Watson" box="[1236,1295,332,356]" pageId="23" pageNumber="24" refString="Watson, J. E. (1997) The hydroid fauna of the Houtman Albrolhos Islands, Western Australia. In Wells, F. E. (ed). The Marine Fauna of the Houtman Albrolhos Islands, Western Australia. Western Australian Museum, Perth, 503 - 546." type="book chapter" year="1997">1997</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="C75965E3B91FFFE91D357B05FAB0FEDC" author="Watson" box="[1306,1367,332,356]" pageId="23" pageNumber="24" refString="Watson, J. E. (2000) Hydroids (Hydrozoa: Leptothecatae) from the Beagle Gulf and Darwin Harbour, northern Australia. The Beagle, Records of the Museums and Art Galleries of the Northern Territory, 16, 1 - 82." type="journal article" year="2000">2000</bibRefCitation>
|
||
).
|
||
<emphasis id="91BCC400B91FFFE91D457B04FE94FE30" italics="true" pageId="23" pageNumber="24">
|
||
Ve n - tromma
|
||
<taxonomicName id="64C86391B91FFFE918D67B39FE94FE30" box="[249,371,368,392]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="bellarensis">bellarensis</taxonomicName>
|
||
</emphasis>
|
||
differs from
|
||
<taxonomicName id="64C86391B91FFFE91A397B38FD49FE30" box="[534,686,368,392]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="irregularis">
|
||
<emphasis id="91BCC400B91FFFE91A397B38FD49FE30" box="[534,686,368,392]" italics="true" pageId="23" pageNumber="24">V. irregularis</emphasis>
|
||
</taxonomicName>
|
||
by its much taller, fascicled colonies (although these are often intermixed with unbranched stems) and the strictly regular segmentation of the hydrocladial internodes.
|
||
<emphasis id="91BCC400B91FFFE91D457BDCFE97FE68" italics="true" pageId="23" pageNumber="24">
|
||
Ve n - tromma
|
||
<taxonomicName id="64C86391B91FFFE918D97BF1FE97FE68" box="[246,368,440,464]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="bellarensis">bellarensis</taxonomicName>
|
||
</emphasis>
|
||
also resembles
|
||
<taxonomicName id="64C86391B91FFFE91A077BF0FC36FE77" authority="Alder, 1859" authorityName="Alder" authorityYear="1859" box="[552,977,439,464]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="halecioides">
|
||
<emphasis id="91BCC400B91FFFE91A077BF0FCC8FE68" box="[552,815,440,464]" italics="true" pageId="23" pageNumber="24">Ventromma halecioides</emphasis>
|
||
(
|
||
<bibRefCitation id="C75965E3B91FFFE91B6F7BFEFC2EFE77" author="Alder" box="[832,969,439,463]" pageId="23" pageNumber="24" refString="Alder, J. (1859) Descriptions of three new species of sertularian zoophytes. Annals and Magazine of Natural History, (3), 3 (17), 353 - 356." type="journal article" year="1859">Alder, 1859</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
in colony habit and general dimensions and shape of the gonotheca. That species however, has an athecate internode between each thecate hydrocladial internode compared with
|
||
<taxonomicName id="64C86391B91FFFE919977848FDA9FDA0" box="[440,590,512,536]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="bellarensis">
|
||
<emphasis id="91BCC400B91FFFE919977848FDA9FDA0" box="[440,590,512,536]" italics="true" pageId="23" pageNumber="24">V. bellarensis</emphasis>
|
||
</taxonomicName>
|
||
in which all internodes are hydrothecate. Additionally,
|
||
<taxonomicName id="64C86391B91FFFE91CEB7848FABCFDA0" box="[1220,1371,512,536]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="bellarensis">
|
||
<emphasis id="91BCC400B91FFFE91CEB7848FABCFDA0" box="[1220,1371,512,536]" italics="true" pageId="23" pageNumber="24">V. bellarensis</emphasis>
|
||
</taxonomicName>
|
||
has a short athecate internode separating the apophysis and the proximal thecate internode: this distinctive and constant character distinguishes it from
|
||
<emphasis id="91BCC400B91FFFE919DD7800FD6AFDD8" box="[498,653,584,608]" italics="true" pageId="23" pageNumber="24">
|
||
<taxonomicName id="64C86391B91FFFE919DD7800FD6EFDD8" box="[498,649,584,608]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="irregularis">V. irregularis</taxonomicName>
|
||
.
|
||
</emphasis>
|
||
</paragraph>
|
||
<paragraph id="A3771812B91FFFE918EA7824FB51FD74" blockId="23.[151,1437,260,897]" pageId="23" pageNumber="24">
|
||
I have examined the
|
||
<typeStatus id="7C73A6B0B91FFFE9199F7824FE07FD3D" box="[432,480,621,645]" pageId="23" pageNumber="24">type</typeStatus>
|
||
microslide of
|
||
<taxonomicName id="64C86391B91FFFE91AAB7825FC94FD3C" box="[644,883,620,644]" class="Hydrozoa" family="Plumulariidae" genus="Plumularia" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="tripartita">
|
||
<emphasis id="91BCC400B91FFFE91AAB7825FC94FD3C" box="[644,883,620,644]" italics="true" pageId="23" pageNumber="24">Plumularia tripartita</emphasis>
|
||
</taxonomicName>
|
||
von Lendenfeld,
|
||
<quantity id="6430B5F7B91FFFE91C167825FB68FD3C" box="[1081,1167,620,644]" metricMagnitude="1" metricUnit="m" metricValue="4.785359999999999" pageId="23" pageNumber="24" unit="in" value="1884.0">1884 in</quantity>
|
||
the collection of MuseumVictoria to ascertain whether the material is
|
||
<taxonomicName id="64C86391B91FFFE91AEA78D8FCA4FD10" box="[709,835,657,680]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="genus">
|
||
<emphasis id="91BCC400B91FFFE91AEA78D8FCA4FD10" box="[709,835,657,680]" italics="true" pageId="23" pageNumber="24">Ventromma</emphasis>
|
||
</taxonomicName>
|
||
since Lendenfeld’s figure closely resembles a
|
||
<emphasis id="91BCC400B91FFFE91D4578D8FF13FD74" italics="true" pageId="23" pageNumber="24">Ve n - tromma.</emphasis>
|
||
The specimen was examined and identified by Bale (undated) as
|
||
<taxonomicName id="64C86391B91FFFE91BFB78FDFB48FD74" box="[980,1199,692,716]" class="Hydrozoa" family="Plumulariidae" genus="Plumularia" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="setacea">
|
||
<emphasis id="91BCC400B91FFFE91BFB78FDFB48FD74" box="[980,1199,692,716]" italics="true" pageId="23" pageNumber="24">Plumularia setacea</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="A3771812B91FFFE918EA7891FC9CFCE5" blockId="23.[151,1437,260,897]" pageId="23" pageNumber="24">
|
||
In the field,
|
||
<taxonomicName id="64C86391B91FFFE919797890FDBFFD48" box="[342,600,728,752]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="bellarensis">
|
||
<emphasis id="91BCC400B91FFFE919797890FDBFFD48" box="[342,600,728,752]" italics="true" pageId="23" pageNumber="24">Ventromma bellarensis</emphasis>
|
||
</taxonomicName>
|
||
can be mistaken for
|
||
<taxonomicName id="64C86391B91FFFE91B7F7891FB07FD57" authority="Bale, 1882" authorityName="Bale" authorityYear="1882" box="[848,1248,727,752]" class="Hydrozoa" family="Plumulariidae" genus="Plumularia" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="setaceoides">
|
||
<emphasis id="91BCC400B91FFFE91B7F7891FBBDFD48" box="[848,1114,728,752]" italics="true" pageId="23" pageNumber="24">Plumularia setaceoides</emphasis>
|
||
<bibRefCitation id="C75965E3B91FFFE91C4B789EFB07FD57" author="Bale" box="[1124,1248,727,751]" pageId="23" pageNumber="24" refString="Bale, W. M. (1882) On the Hydroida of south-eastern Australia, with descriptions of supposed new species, and notes on the genus Aglaophenia. Journal of the Microscopical Society of Victoria, 2, 3 - 36, pls 12 - 15." type="journal article" year="1882">Bale, 1882</bibRefCitation>
|
||
</taxonomicName>
|
||
which grows in similar habitat, but the recurved, well separated hydrocladia and pale buff colour of the colonies of
|
||
<emphasis id="91BCC400B91FFFE91D2A78B4FA7FFCAC" box="[1285,1432,764,788]" italics="true" pageId="23" pageNumber="24">V. b e l l a re n s i s</emphasis>
|
||
distinguishes it from the lacy white colonies of
|
||
<emphasis id="91BCC400B91FFFE91A917968FC83FC80" box="[702,868,800,824]" italics="true" pageId="23" pageNumber="24">
|
||
<taxonomicName id="64C86391B91FFFE91A917968FC87FC80" box="[702,864,800,824]" class="Hydrozoa" family="Plumulariidae" genus="Plumularia" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="setaceoides">P. setaceoides</taxonomicName>
|
||
.
|
||
</emphasis>
|
||
When removed from water
|
||
<taxonomicName id="64C86391B91FFFE91C827968FAA2FC80" box="[1197,1349,800,824]" class="Hydrozoa" family="Kirchenpaueriidae" genus="Ventromma" higherTaxonomySource="CoL" kingdom="Animalia" order="Leptothecata" pageId="23" pageNumber="24" phylum="Cnidaria" rank="species" species="bellarensis">
|
||
<emphasis id="91BCC400B91FFFE91C827968FAA2FC80" box="[1197,1349,800,824]" italics="true" pageId="23" pageNumber="24">V. bellarensis</emphasis>
|
||
</taxonomicName>
|
||
exudes long sticky strands of mucous containing discharged nematocysts.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="EBD24B99B91FFFE918EA7921FBBEFCC7" box="[197,1113,871,897]" pageId="23" pageNumber="24" type="etymology">
|
||
<paragraph id="A3771812B91FFFE918EA7921FBBEFCC7" blockId="23.[151,1437,260,897]" box="[197,1113,871,897]" pageId="23" pageNumber="24">
|
||
<emphasis id="91BCC400B91FFFE918EA7921FEACFC38" bold="true" box="[197,331,872,896]" pageId="23" pageNumber="24">Etymology.</emphasis>
|
||
The species is named for the
|
||
<typeStatus id="7C73A6B0B91FFFE91AB67920FD2EFC39" box="[665,713,873,897]" pageId="23" pageNumber="24">type</typeStatus>
|
||
locality on the Bellarine Peninsula.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |