156 lines
16 KiB
XML
156 lines
16 KiB
XML
<document id="CBB46B6D8C66A47E21EDE3C98DEC9D43" ID-DOI="10.3853/j.0067-1975.55.2003.1387" ID-ISSN="2201-4349" ID-Zenodo-Dep="10092612" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1629578461805" checkinUser="felipe" docAuthor="Rickards, R. B., Chapman, A. J., Wright, A. J. & Packham, G. H" docDate="2003" docId="039E87A3F934FFA3735B44A399D4E407" docLanguage="en" docName="RecAustMus.55.3.305-330.pdf" docOrigin="Records of the Australian Museum 55 (3)" docSource="https://journals.australian.museum/rickards-et-al-2003-rec-aust-mus-553-305330/" docStyle="DocumentStyle:7863F7301B7BEE922F541F6F9B5AEEC6.2:RecAustMus.2008-2018.journal_article.0cover" docStyleId="7863F7301B7BEE922F541F6F9B5AEEC6" docStyleName="RecAustMus.2008-2018.journal_article.0cover" docStyleVersion="2" docTitle="Dictyonema delicatulum , Lapworth 1881" docType="treatment" docVersion="5" lastPageNumber="314" masterDocId="FFA7FFDBF93DFFAA7009443B9D31E021" masterDocTitle="Dendroid and Tuboid Graptolites from the Llandovery (Silurian) of the Four Mile Creek Area, New South Wales" masterLastPageNumber="330" masterPageNumber="305" pageNumber="314" updateTime="1699558698250" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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<mods:title id="042A0A4F2AF296274B5D82A5DD6D4913">Dendroid and Tuboid Graptolites from the Llandovery (Silurian) of the Four Mile Creek Area, New South Wales</mods:title>
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<mods:namePart id="DF41769F4F53D793589D1CFEF3B254A2">Rickards, R. B.</mods:namePart>
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<mods:namePart id="5A69D290E5AA92D5B82ED9173A6D1D80">Chapman, A. J.</mods:namePart>
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<mods:namePart id="C5780401FF7653DF36A368F1809B9F86">Wright, A. J.</mods:namePart>
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<mods:namePart id="27806762B1E258E764AFB6F1B8305DC4">Packham, G. H</mods:namePart>
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<mods:typeOfResource id="6C4B4351DB0F7092BA0600A11DF6DEDB">text</mods:typeOfResource>
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<mods:title id="28D33E8C249A8DCEDF43285BE00F6A93">Records of the Australian Museum</mods:title>
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<mods:part id="03B16BA268046D3089FED2C0A55B665E">
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<mods:date id="7570ECB67C02A6CC829337137D4D6140">2003</mods:date>
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<mods:number id="260394997199848F50B6A4CBCEF63C94">2003-12-10</mods:number>
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<mods:number id="3EC2F1BD771F3CAD043A1E82BD726CC5">55</mods:number>
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<mods:start id="5BBD0E8752478B4D099AD66D4DA30689">305</mods:start>
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<mods:end id="F3CB091CB0F59041E66B15118DEBAEE6">330</mods:end>
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<mods:url id="8C8D91A4DA0C4B33B86108083D760EDD">https://journals.australian.museum/rickards-et-al-2003-rec-aust-mus-553-305330/</mods:url>
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<mods:classification id="AECE61004F06BDFDE48360D047BA044F">journal article</mods:classification>
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<mods:identifier id="BB04D33A207E6D6BE75585B4154FD1E7" type="DOI">10.3853/j.0067-1975.55.2003.1387</mods:identifier>
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<mods:identifier id="3D5B46ECE5146FA532313475911EBA97" type="ISSN">2201-4349</mods:identifier>
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<mods:identifier id="B89BEF0B8C20EF0AEBCA84AA6C4093B7" type="Zenodo-Dep">10092612</mods:identifier>
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</mods:mods>
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<treatment id="039E87A3F934FFA3735B44A399D4E407" LSID="urn:lsid:plazi:treatment:039E87A3F934FFA3735B44A399D4E407" httpUri="http://treatment.plazi.org/id/039E87A3F934FFA3735B44A399D4E407" lastPageNumber="314" pageId="9" pageNumber="314">
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<subSubSection id="C32D653EF934FFA3735B44A39864E091" box="[850,1365,152,176]" pageId="9" pageNumber="314" type="nomenclature">
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<paragraph id="8B8836B5F934FFA3735B44A39864E091" blockId="9.[850,1365,152,176]" box="[850,1365,152,176]" pageId="9" pageNumber="314">
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<heading id="D0C081D9F934FFA3735B44A39864E091" box="[850,1365,152,176]" centered="true" fontSize="11" level="2" pageId="9" pageNumber="314" reason="2">
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<taxonomicName id="4C374D36F934FFA3735B44A39864E091" authority="Lapworth, 1881" authorityName=", Lapworth" authorityYear="1881" box="[850,1365,152,176]" class="Agaricomycetes" family="Hygrophoraceae" genus="Dictyonema" kingdom="Fungi" order="Agaricales" pageId="9" pageNumber="314" phylum="Basidiomycota" rank="species" species="delicatulum">
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<emphasis id="B943EAA7F934FFA3735B44A39864E091" bold="true" box="[850,1365,152,176]" pageId="9" pageNumber="314">
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<emphasis id="B943EAA7F934FFA3735B44A39EEDE091" bold="true" box="[850,988,152,176]" italics="true" pageId="9" pageNumber="314">Dictyonema</emphasis>
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cf.
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<emphasis id="B943EAA7F934FFA3740144A399A0E091" bold="true" box="[1032,1169,152,176]" italics="true" pageId="9" pageNumber="314">delicatulum</emphasis>
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<bibRefCitation id="EFA64B44F934FFA3749144A39864E091" author="Lapworth" box="[1176,1365,152,176]" firstAuthor="Lapworth" pageId="9" pageNumber="314" pagination="171 - 177" refId="ref18509" refString="Lapworth, C., 1881. On the Cladophora (Hopk) or dendroid graptolites collected by Prof. Keeping in the Llandovery rocks of Mid Wales. Quarterly Journal of the Geological Society of London 37: 171 - 177." type="journal article" year="1881">Lapworth, 1881</bibRefCitation>
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</emphasis>
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</taxonomicName>
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</heading>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C32D653EF934FFA3740544FE9938E177" pageId="9" pageNumber="314" type="description">
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<paragraph id="8B8836B5F934FFA3740544FE99AAE0FD" blockId="9.[1036,1179,197,220]" box="[1036,1179,197,220]" pageId="9" pageNumber="314">
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<figureCitation id="130C2A30F934FFA3740544FE995FE0FD" box="[1036,1134,197,220]" captionStart="Fig" captionStartId="8.[166,203,1241,1262]" captionText="Fig. 5. A, Dendrograptus avonleaensis n.sp., holotype AM F114646b, BF14; B,C, Dendrograptus ashburniaensis n.sp., respectively AMF114566 and holotype 114567, both from F14; D–F, Dictyonema williamsae n.sp., respectively holotype AM F114565,AM F114758, part of basal holdfast present,and holotype AM F114565, showing dorsoventral view of stipes, all from W885; G, Dictyonema cf. delicatulum, AM F114648a, W885; H, Dictyonema venustum, AM F114048a, W885; I, Dictyonema falciferum, AM F114750, F14. Scale bars 1 mm; in B and C, hatched areas indicate that specimen is obscured by sediment." pageId="9" pageNumber="314">Figs. 5G</figureCitation>
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,
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<figureCitation id="130C2A30F934FFA3747244FE99AAE0FD" box="[1147,1179,197,220]" captionStart="Fig" captionStartId="8.[839,875,1143,1164]" captionTargetBox="[160,1468,151,1217]" captionTargetPageId="8" captionText="Fig. 6. A,B, Dendrograptus avonleaensis n.sp., respectively AM F114650 and holotype AM F114646a, both from BF14; C, Dictyonema cf. delicatulum, AM F114749, F14. Scale bars 1 mm." figureDoi="http://doi.org/10.5281/zenodo.10092622" httpUri="https://zenodo.org/record/10092622/files/figure.png" pageId="9" pageNumber="314">6C</figureCitation>
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</paragraph>
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<paragraph id="8B8836B5F934FFA3731344CA98BFE127" blockId="9.[794,1422,241,342]" box="[794,1422,241,263]" pageId="9" pageNumber="314">
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cf. 1881.
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<taxonomicName id="4C374D36F934FFA3737844C999F1E127" authority="Lapworth" authorityName=", Lapworth" authorityYear="1881" box="[881,1216,241,263]" class="Agaricomycetes" family="Hygrophoraceae" genus="Dictyonema" kingdom="Fungi" order="Agaricales" pageId="9" pageNumber="314" phylum="Basidiomycota" rank="species" species="delicatulum">
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<emphasis id="B943EAA7F934FFA3737844C9996AE126" box="[881,1115,242,263]" italics="true" pageId="9" pageNumber="314">Dictyonema delicatulum</emphasis>
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Lapworth
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</taxonomicName>
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; Lapworth, p. 172, pl.
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</paragraph>
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<paragraph id="8B8836B5F934FFA37331453798BFE11D" blockId="9.[794,1422,241,342]" pageId="9" pageNumber="314">
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7, fig. 2a,b. cf. 1928.
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<taxonomicName id="4C374D36F934FFA3737A451C99FBE11D" authority=", Lapworth" authorityName=", Lapworth" authorityYear="1881" box="[883,1226,295,316]" class="Agaricomycetes" family="Hygrophoraceae" genus="Dictyonema" kingdom="Fungi" order="Agaricales" pageId="9" pageNumber="314" phylum="Basidiomycota" rank="species" species="delicatulum">
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<emphasis id="B943EAA7F934FFA3737A451C996FE11D" box="[883,1118,295,316]" italics="true" pageId="9" pageNumber="314">Dictyonema delicatulum</emphasis>
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, Lapworth
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</taxonomicName>
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, emend.; Bulman, p.
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</paragraph>
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<paragraph id="8B8836B5F934FFA37331457A9938E177" blockId="9.[794,1422,241,342]" box="[824,1033,321,342]" pageId="9" pageNumber="314">51–52, pl. 6, figs. 7–11.</paragraph>
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</subSubSection>
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<subSubSection id="C32D653EF934FFA373134550995CE181" pageId="9" pageNumber="314" type="materials_examined">
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<paragraph id="8B8836B5F934FFA373134550995CE181" blockId="9.[794,1407,363,416]" pageId="9" pageNumber="314">
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<emphasis id="B943EAA7F934FFA3731345509E4FE1A2" bold="true" box="[794,894,363,387]" pageId="9" pageNumber="314">Material</emphasis>
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.
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<collectionCode id="ED26AE70F934FFA3738045509E85E1A3" box="[905,948,363,386]" country="Australia" name="Australian Museum" pageId="9" pageNumber="314" type="Museum">AM</collectionCode>
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F114648a,
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<collectionCode id="ED26AE70F934FFA374394550996AE1A3" box="[1072,1115,363,386]" country="Australia" name="Australian Museum" pageId="9" pageNumber="314" type="Museum">AM</collectionCode>
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F114749 and
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<collectionCode id="ED26AE70F934FFA374F94550982AE1A3" box="[1264,1307,363,386]" country="Australia" name="Australian Museum" pageId="9" pageNumber="314" type="Museum">AM</collectionCode>
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F114769– 71, all from F14, Bridge Creek.
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</paragraph>
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</subSubSection>
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<subSubSection id="C32D653EF934FFA37313458E999AE368" pageId="9" pageNumber="314" type="description">
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<paragraph id="8B8836B5F934FFA37313458E98B0E260" blockId="9.[794,1422,437,841]" pageId="9" pageNumber="314">
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<emphasis id="B943EAA7F934FFA37313458E9EAEE1EC" bold="true" box="[794,927,437,461]" pageId="9" pageNumber="314">Description</emphasis>
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. The best-preserved rectangular fragment of rhabdosome embraces eight stipes with several branching points, and measures 4×
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<quantity id="4CCF9B50F934FFA3741745CB996CE226" box="[1054,1117,496,519]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="9" pageNumber="314" unit="mm" value="8.0">8 mm</quantity>
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. Stipe spacing is about
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<quantity id="4CCF9B50F934FFA3755E45CB98BCE226" box="[1367,1421,496,519]" metricMagnitude="-1" metricUnit="m" metricValue="5.08" pageId="9" pageNumber="314" unit="in" value="20.0">20 in</quantity>
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<quantity id="4CCF9B50F934FFA3731346369E56E205" box="[794,871,525,548]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="9" pageNumber="314" unit="mm" value="10.0">10 mm</quantity>
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, dissepiments (which are conspicuous)
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<quantity id="4CCF9B50F934FFA375064636986EE205" box="[1295,1375,525,548]" metricMagnitude="-1" metricUnit="m" metricValue="4.064" metricValueMax="4.572" metricValueMin="3.556" pageId="9" pageNumber="314" unit="in" value="16.0" valueMax="18.0" valueMin="14.0">14–18 in</quantity>
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||
<quantity id="4CCF9B50F934FFA3756C46369E78E260" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="9" pageNumber="314" unit="mm" value="10.0">10 mm</quantity>
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, and the autothecal spacing
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<quantity id="4CCF9B50F934FFA374BF46119824E260" box="[1206,1301,554,577]" metricMagnitude="-1" metricUnit="m" metricValue="5.715" metricValueMax="6.35" metricValueMin="5.08" pageId="9" pageNumber="314" unit="in" value="22.5" valueMax="25.0" valueMin="20.0">20–25 in</quantity>
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<quantity id="4CCF9B50F934FFA3752A4611984CE260" box="[1315,1405,554,577]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="9" pageNumber="314" unit="mm" value="10.0">10 mm</quantity>
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.
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</paragraph>
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<paragraph id="8B8836B5F934FFA373134673999AE368" blockId="9.[794,1422,437,841]" pageId="9" pageNumber="314">
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<materialsCitation id="3B5F3CE8F934FFA3731346739997E368" collectionCode="AM" pageId="9" pageNumber="314" specimenCode="F114769" specimenCount="1">
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Dissepiments vary from quite thread-like to a width of
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<quantity id="4CCF9B50F934FFA3755746739E77E25D" metricMagnitude="-4" metricUnit="m" metricValue="1.0" pageId="9" pageNumber="314" unit="mm" value="0.1">0.10 mm</quantity>
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, and are mostly disposed at right angle to the stipes. The lateral stipe width is
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<quantity id="4CCF9B50F934FFA3743746B999E4E2B8" box="[1086,1237,642,665]" metricMagnitude="-4" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="9" pageNumber="314" unit="mm" value="0.25" valueMax="0.3" valueMin="0.2">0.20–0.30 mm</quantity>
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, but the dorsoventral stipe width cannot be measured in the absence of profile stipe views. There is, however, a suggestion of the autothecae, enabling a rough measurement, but the exact nature of the autothecal apertures cannot be ascertained, although
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<specimenCount id="9D31FD3CF934FFA37388472E9927E30D" box="[897,1046,789,812]" pageId="9" pageNumber="314" type="generic">one specimen</specimenCount>
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(
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<collectionCode id="ED26AE70F934FFA3742F472E9962E30D" box="[1062,1107,789,812]" country="Australia" name="Australian Museum" pageId="9" pageNumber="314" type="Museum">AM</collectionCode>
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<specimenCode id="DB919ECEF934FFA37455472E998CE30D" box="[1116,1213,789,812]" collectionCode="AM" country="Australia" name="Australian Museum" pageId="9" pageNumber="314" type="Museum">F114769</specimenCode>
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) does show thecae with a long ventral denticle or spine
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="C32D653EF934FFA37313476599D4E407" pageId="9" pageNumber="314" type="discussion">
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<paragraph id="8B8836B5F934FFA37313476599D4E407" blockId="9.[794,1422,862,1062]" pageId="9" pageNumber="314">
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<emphasis id="B943EAA7F934FFA3731347659EB2E357" bold="true" box="[794,899,862,886]" pageId="9" pageNumber="314">Remarks</emphasis>
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. The material closely matches Bulman’s (1928) redescription of the species, differing only in the dissepimental spacing (
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<quantity id="4CCF9B50F934FFA3741147A2995FE391" box="[1048,1134,921,944]" metricMagnitude="-1" metricUnit="m" metricValue="4.064" metricValueMax="4.572" metricValueMin="3.556" pageId="9" pageNumber="314" unit="in" value="16.0" valueMax="18.0" valueMin="14.0">14–18 in</quantity>
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||
<quantity id="4CCF9B50F934FFA3747F47A299F2E391" box="[1142,1219,921,944]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="9" pageNumber="314" unit="mm" value="10.0">10 mm</quantity>
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in the Australian specimens, compared with
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<quantity id="4CCF9B50F934FFA3744E478C99AAE3EF" box="[1095,1179,951,974]" metricMagnitude="-1" metricUnit="m" metricValue="2.794" metricValueMax="3.048" metricValueMin="2.54" pageId="9" pageNumber="314" unit="in" value="11.0" valueMax="12.0" valueMin="10.0">10–12 in</quantity>
|
||
<quantity id="4CCF9B50F934FFA374AD478C99C3E3EF" box="[1188,1266,951,974]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="9" pageNumber="314" unit="mm" value="10.0">10 mm</quantity>
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in European specimens). We are, however, unsure of the exact nature of the autothecal apparatuses in our material, having established only that they are denticulate.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |