181 lines
26 KiB
XML
181 lines
26 KiB
XML
<document id="62BC9CC1E846EBE5B58BCCA22FA7F9EF" ID-CLB-Dataset="21907" ID-DOI="10.5852/ejt.2017.390" ID-GBIF-Dataset="54438cfa-5f3a-4ee3-85c8-00e453a6d641" ID-ISSN="2118-9773" ID-Zenodo-Dep="3839858" ID-ZooBank="4D1D1CA3-8345-4BA3-9C7C-5EBDD40752CE" IM.bibliography_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" checkinTime="1590155668479" checkinUser="carolina" docAuthor="Wisshak, Max" docDate="2017" docId="8878B758BA3F9F624E4A233FFB51FE3C" docLanguage="en" docName="ejt-2017-390.pdf.imf" docOrigin="European Journal of Taxonomy 390" docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1" docStyleId="EF2B578F1D15862ADE45B0C07C620911" docStyleName="EJT.2018-.journal_article.type1" docStyleVersion="14" docTitle="Rhopalondendrina contra Wisskah 2017, igen. et isp. nov." docType="treatment" docUuid="93D4CFAE-BABA-4D6C-9DE8-827C4E760446" docUuidSource="ZooBank" docVersion="14" lastPageNumber="75" masterDocId="7441CF20BA769F284C53200DFFF9FFC3" masterDocTitle="Taming an ichnotaxonomical Pandora’s box: revision of dendritic and rosetted microborings (ichnofamily: Dendrinidae)" masterLastPageNumber="99" masterPageNumber="1" pageNumber="74" updateTime="1698840949990" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-3.0" zenodo-license-figures="CC-BY-3.0" zenodo-license-treatments="UNSPECIFIED">
|
||
<mods:mods id="4D2A6D3582180C4EC7A515139E5C144B" xmlns:mods="http://www.loc.gov/mods/v3">
|
||
<mods:titleInfo id="2BCF238E55CDCC753517F513E8663C11">
|
||
<mods:title id="53561C34D4FF25BF047704D43F2345CD">Taming an ichnotaxonomical Pandora’s box: revision of dendritic and rosetted microborings (ichnofamily: Dendrinidae)</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:name id="32EA41F7B7880584427EAB4052F065C3" type="personal">
|
||
<mods:role id="D528D3D265B25CCFACE3E2CD1E587D92">
|
||
<mods:roleTerm id="77796CCB583041D786DF3F68ED18C9B4">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="350DA26E3554E076DF30101041FFEF38">Wisshak, Max</mods:namePart>
|
||
</mods:name>
|
||
<mods:typeOfResource id="6217DCA044068F42E2D16906E3DC4680">text</mods:typeOfResource>
|
||
<mods:relatedItem id="7AFFDFD7865EBF0052CFDDB966EC63E0" type="host">
|
||
<mods:titleInfo id="7A9DE0EF6F03A2A0D6E3B3C3FD964B5F">
|
||
<mods:title id="01D0E01FAD955E00B1B962AB38597101">European Journal of Taxonomy</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:part id="F9E176D9FFD6420B4F164643A235A356">
|
||
<mods:date id="42A23A8A4E541D0F3F3C83B9D40A4238">2017</mods:date>
|
||
<mods:detail id="8C2A548A9CBCEE56764243E1AE91AFEE" type="pubDate">
|
||
<mods:number id="B398F5AB7F2D5C4B113E8F2BE80DBF22">2017-12-29</mods:number>
|
||
</mods:detail>
|
||
<mods:detail id="D957DA45D72324D276754A4BFFCEFC69" type="issue">
|
||
<mods:number id="EEB3299E93D95F9360F50CAAF70B1636">390</mods:number>
|
||
</mods:detail>
|
||
<mods:extent id="A7C19A12132FD24E4B45CBFBE3D95286" unit="page">
|
||
<mods:start id="95EFE9668982C794B814A2999025F5A5">1</mods:start>
|
||
<mods:end id="AEC367108801D0640B14489FDBF6B9C0">99</mods:end>
|
||
</mods:extent>
|
||
</mods:part>
|
||
</mods:relatedItem>
|
||
<mods:classification id="A9888476525B9993FF6731C28773FB3E">journal article</mods:classification>
|
||
<mods:identifier id="6E051D6935E586014C4AA4615E5E0A0F" type="CLB-Dataset">21907</mods:identifier>
|
||
<mods:identifier id="457B71547D910EF7B3E988717C0B2457" type="DOI">10.5852/ejt.2017.390</mods:identifier>
|
||
<mods:identifier id="9E7393EFEF4704398B831F0E83FAFB3A" type="GBIF-Dataset">54438cfa-5f3a-4ee3-85c8-00e453a6d641</mods:identifier>
|
||
<mods:identifier id="FB37726AF88BA5A1C74A4DF338A446B3" type="ISSN">2118-9773</mods:identifier>
|
||
<mods:identifier id="11E6685AD17C385AB7ADAC26CF26D99D" type="Zenodo-Dep">3839858</mods:identifier>
|
||
<mods:identifier id="3C85C5EFE68629FFF0EA0778BBC7DB78" type="ZooBank">4D1D1CA3-8345-4BA3-9C7C-5EBDD40752CE</mods:identifier>
|
||
</mods:mods>
|
||
<subSection id="695E1FA5BA3F9F624E4A233FFB51FE3C" lastPageId="74" lastPageNumber="75" pageId="73" pageNumber="74" type="multiple">
|
||
<treatment id="8878B758BA3F9F624E4A233FFB51FE3C" ID-DOI="http://doi.org/10.5281/zenodo.3853683" ID-GBIF-Taxon="164282293" ID-Zenodo-Dep="3853683" LSID="urn:lsid:zoobank.org:act:93D4CFAE-BABA-4D6C-9DE8-827C4E760446" httpUri="http://treatment.plazi.org/id/8878B758BA3F9F624E4A233FFB51FE3C" lastPageId="74" lastPageNumber="75" pageId="73" pageNumber="74">
|
||
<subSubSection id="48CB55C5BA3F9F614E4A233FFBE2FC8E" box="[537,1051,818,845]" pageId="73" pageNumber="74" type="nomenclature">
|
||
<paragraph id="006E064EBA3F9F614E4A233FFBE2FC8E" blockId="73.[356,1231,818,915]" box="[537,1051,818,845]" pageId="73" pageNumber="74">
|
||
<heading id="5B26B122BA3F9F614E4A233FFBE2FC8E" box="[537,1051,818,845]" centered="true" fontSize="11" level="2" pageId="73" pageNumber="74" reason="2">
|
||
<taxonomicName id="C7D17DCDBA3F9F614E4A233FFCAAFC8E" authority="Wisshak, 2017" authorityName="Wisskah" authorityYear="2017" box="[537,851,818,845]" class="Hexactinellida" genus="Rhopalondendrina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Lyssacinosida" pageId="73" pageNumber="74" phylum="Porifera" rank="species" species="contra" status="igen. et isp. nov.">
|
||
<emphasis id="32A5DA5CBA3F9F614E4A233FFCAAFC8E" bold="true" box="[537,851,818,845]" italics="true" pageId="73" pageNumber="74">Rhopalondendrina contra</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="29966727BA3F9F614F09233FFBE2FC8E" box="[858,1051,818,845]" pageId="73" pageNumber="74" rank="species">igen. et isp. nov.</taxonomicNameLabel>
|
||
</heading>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="48CB55C5BA3F9F614D372358FCBAFC50" pageId="73" pageNumber="74" type="description">
|
||
<paragraph id="006E064EBA3F9F614D372358FB36FCAC" blockId="73.[356,1231,818,915]" box="[356,1231,853,879]" pageId="73" pageNumber="74">
|
||
<uri id="74400A4CBA3F9F614D372358FB36FCAC" box="[356,1231,853,879]" pageId="73" pageNumber="74">
|
||
urn:lsid:zoobank.org:act:
|
||
<uuid id="74773C9BBA3F9F614ED32358FB36FCAC" box="[640,1231,853,879]" pageId="73" pageNumber="74">93D4CFAE-BABA-4D6C-9DE8-827C4E760446</uuid>
|
||
</uri>
|
||
</paragraph>
|
||
<paragraph id="006E064EBA3F9F614EA32374FCBAFC50" blockId="73.[356,1231,818,915]" box="[752,835,889,915]" pageId="73" pageNumber="74">
|
||
<figureCitation id="98EA1ACBBA3F9F614EA32374FCBAFC50" box="[752,835,889,915]" captionStart="Fig" captionStartId="74.[189,232,1788,1814]" captionTargetBox="[189,1401,558,1759]" captionTargetId="figure@74.[189,1401,558,1759]" captionTargetPageId="74" captionText="Fig. 29. Rhopalondendrina contra igen. et isp. nov. A–E. Overviews and close-ups of the holotype, illustrating the morphology of the entrance tunnel (arrows in A and D; close-ups in C and E) and the anastomosing plexus, covered with short and spiny protrusions (close-up in B). SEM of epoxy cast of a bivalve shell sampled in Middle Miocene strata at Balcome Bay, Victoria, Australia (same for F–H). F. Juvenile specimen (paratype) with clearly visible entrance tunnel (arrow indicating initial point of entry). G–H. Larger specimen (paratype) with the plexus developed on the opposite surface of the bivalve shell from the initial point of entry (arrow in G)." figureDoi="http://doi.org/10.5281/zenodo.3839917" httpUri="https://zenodo.org/record/3839917/files/figure.png" pageId="73" pageNumber="74">Fig. 29</figureCitation>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="48CB55C5BA3F9F614CEE23B7FC29FC17" box="[189,976,954,981]" pageId="73" pageNumber="74" type="reference_group">
|
||
<paragraph id="006E064EBA3F9F614CEE23B7FC29FC17" blockId="73.[189,976,954,981]" box="[189,976,954,981]" pageId="73" pageNumber="74">
|
||
Spinate Microborings – (?)
|
||
<bibRefCitation id="64407BBFBA3F9F614E5223B7FC8AFC17" author="Edwards & Perkins" box="[513,883,954,980]" firstAuthor="Edwards" pageId="73" pageNumber="74" pagination="1122 - 1135" refId="ref50050" refString="Edwards B. D. & Perkins R. D. 1974. Distribution of microborings within continental margin sediments of the southeastern United States. Journal of Sedimentary Petrology 44: 1122 - 1135." type="journal article" year="1974">Edwards & Perkins 1974: 1133</bibRefCitation>
|
||
, fig. 11.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="48CB55C5BA3F9F614CEE23F6FD5DFB48" pageId="73" pageNumber="74" type="diagnosis">
|
||
<paragraph id="006E064EBA3F9F614CEE23F6FECFFBD6" blockId="73.[189,310,1019,1045]" box="[189,310,1019,1045]" pageId="73" pageNumber="74">
|
||
<heading id="5B26B122BA3F9F614CEE23F6FECFFBD6" bold="true" box="[189,310,1019,1045]" fontSize="11" level="3" pageId="73" pageNumber="74" reason="3">
|
||
<emphasis id="32A5DA5CBA3F9F614CEE23F6FECFFBD6" bold="true" box="[189,310,1019,1045]" pageId="73" pageNumber="74">Diagnosis</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="006E064EBA3F9F614CEE2426FD5DFB48" blockId="73.[189,1399,1066,1163]" pageId="73" pageNumber="74">Entrance tunnel prostrate or crossing the substrate vertically, leading to a plexus of strongly anastomosing galleries on the same or opposing substrate surface. Plexus covered with short spiny protrusions, some of which connect to the substrate surface.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="48CB55C5BA3F9F614CEE24B7FD33FAE6" pageId="73" pageNumber="74" type="etymology">
|
||
<paragraph id="006E064EBA3F9F614CEE24B7FEBDFB17" blockId="73.[189,324,1210,1236]" box="[189,324,1210,1236]" pageId="73" pageNumber="74">
|
||
<heading id="5B26B122BA3F9F614CEE24B7FEBDFB17" bold="true" box="[189,324,1210,1236]" fontSize="11" level="3" pageId="73" pageNumber="74" reason="3">
|
||
<emphasis id="32A5DA5CBA3F9F614CEE24B7FEBDFB17" bold="true" box="[189,324,1210,1236]" pageId="73" pageNumber="74">Etymology</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="006E064EBA3F9F614CEE24E4FD33FAE6" blockId="73.[189,1399,1256,1318]" pageId="73" pageNumber="74">From the Latin ‘contra’, across from, referring to the fact that the initial entrance and plexus of the trace may develop on opposing substrate surfaces.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="48CB55C5BA3F9F614CEE2558FAE2F9C4" pageId="73" pageNumber="74" type="materials_examined">
|
||
<paragraph id="006E064EBA3F9F614CEE2558FD8DFAAD" blockId="73.[189,628,1364,1391]" box="[189,628,1364,1391]" pageId="73" pageNumber="74">
|
||
<heading id="5B26B122BA3F9F614CEE2558FD8DFAAD" bold="true" box="[189,628,1364,1391]" fontSize="11" level="3" pageId="73" pageNumber="74" reason="3">
|
||
<emphasis id="32A5DA5CBA3F9F614CEE2558FD8DFAAD" bold="true" box="[189,628,1364,1391]" pageId="73" pageNumber="74">
|
||
<typeStatus id="DF6AB8ECBA3F9F614CEE2558FF03FAAC" box="[189,250,1365,1391]" pageId="73" pageNumber="74">Type</typeStatus>
|
||
material, locality and horizon
|
||
</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="006E064EBA3F9F614CEE258EFAE2F9C4" blockId="73.[189,1399,1411,1543]" pageId="73" pageNumber="74">
|
||
<materialsCitation id="B0B90C13BA3F9F614CEE258EFAE2F9C4" ID-GBIF-Occurrence="2625430302" collectionCode="SMF" country="Australia" location="Senckenberg Institute in Frankfurt" pageId="73" pageNumber="74" specimenCode="SMF XXX 871" specimenCount="2" stateProvince="Victoria" typeStatus="holotype">
|
||
The
|
||
<typeStatus id="DF6AB8ECBA3F9F614CA2258EFEA1FA5E" box="[241,344,1411,1437]" pageId="73" pageNumber="74" type="holotype">holotype</typeStatus>
|
||
(
|
||
<figureCitation id="98EA1ACBBA3F9F614D34258EFE42FA5E" box="[359,443,1411,1437]" captionStart="Fig" captionStartId="74.[189,232,1788,1814]" captionTargetBox="[189,1401,558,1759]" captionTargetId="figure@74.[189,1401,558,1759]" captionTargetPageId="74" captionText="Fig. 29. Rhopalondendrina contra igen. et isp. nov. A–E. Overviews and close-ups of the holotype, illustrating the morphology of the entrance tunnel (arrows in A and D; close-ups in C and E) and the anastomosing plexus, covered with short and spiny protrusions (close-up in B). SEM of epoxy cast of a bivalve shell sampled in Middle Miocene strata at Balcome Bay, Victoria, Australia (same for F–H). F. Juvenile specimen (paratype) with clearly visible entrance tunnel (arrow indicating initial point of entry). G–H. Larger specimen (paratype) with the plexus developed on the opposite surface of the bivalve shell from the initial point of entry (arrow in G)." figureDoi="http://doi.org/10.5281/zenodo.3839917" httpUri="https://zenodo.org/record/3839917/files/figure.png" pageId="73" pageNumber="74">Fig. 29</figureCitation>
|
||
A–E), two
|
||
<typeStatus id="DF6AB8ECBA3F9F614E69258EFD53FA5E" box="[570,682,1411,1437]" pageId="73" pageNumber="74" type="paratype">paratypes</typeStatus>
|
||
(
|
||
<figureCitation id="98EA1ACBBA3F9F614EE9258EFCF4FA5E" box="[698,781,1411,1437]" captionStart="Fig" captionStartId="74.[189,232,1788,1814]" captionTargetBox="[189,1401,558,1759]" captionTargetId="figure@74.[189,1401,558,1759]" captionTargetPageId="74" captionText="Fig. 29. Rhopalondendrina contra igen. et isp. nov. A–E. Overviews and close-ups of the holotype, illustrating the morphology of the entrance tunnel (arrows in A and D; close-ups in C and E) and the anastomosing plexus, covered with short and spiny protrusions (close-up in B). SEM of epoxy cast of a bivalve shell sampled in Middle Miocene strata at Balcome Bay, Victoria, Australia (same for F–H). F. Juvenile specimen (paratype) with clearly visible entrance tunnel (arrow indicating initial point of entry). G–H. Larger specimen (paratype) with the plexus developed on the opposite surface of the bivalve shell from the initial point of entry (arrow in G)." figureDoi="http://doi.org/10.5281/zenodo.3839917" httpUri="https://zenodo.org/record/3839917/files/figure.png" pageId="73" pageNumber="74">Fig. 29</figureCitation>
|
||
F–H) and several further specimens are cast in epoxy resin of a bivalve shell, sampled in the Balcome Clay, Fyansford Formation, Middle Miocene strata at Fossil Beach, Balcombe Bay, ~
|
||
<locationDeviation id="11DC1F6CBA3F9F614E7A25C4FD6EFA20" bearing="180.0" box="[553,663,1481,1507]" distance="3000.0" pageId="73" pageNumber="74">
|
||
<quantity id="C729ABABBA3F9F614E7A25C4FD9BFA20" box="[553,610,1481,1507]" metricMagnitude="3" metricUnit="m" metricValue="3.0" pageId="73" pageNumber="74" unit="km" value="3.0">3 km</quantity>
|
||
S of
|
||
</locationDeviation>
|
||
Mornington,
|
||
<collectingRegion id="C215C8ACBA3F9F614F6425C4FC60FA20" box="[823,921,1481,1507]" country="Australia" name="Victoria" pageId="73" pageNumber="74">Victoria</collectingRegion>
|
||
,
|
||
<collectingCountry id="78C646DEBA3F9F614FF225C4FBE9FA20" box="[929,1040,1481,1507]" name="Australia" pageId="73" pageNumber="74">Australia</collectingCountry>
|
||
. The epoxy cast is deposited in the trace fossil collection of the
|
||
<location id="050E5095BA3F9F614E6525E1FC32F9C5" LSID="urn:lsid:plazi:treatment:8878B758BA3F9F624E4A233FFB51FE3C:050E5095BA3F9F614E6525E1FC32F9C5" box="[566,971,1516,1542]" country="Australia" name="Senckenberg Institute in Frankfurt" pageId="73" pageNumber="74" stateProvince="Victoria">Senckenberg Institute in Frankfurt</location>
|
||
,
|
||
<collectingCountry id="78C646DEBA3F9F614F8425E0FBBDF9C4" box="[983,1092,1517,1543]" name="Germany" pageId="73" pageNumber="74">Germany</collectingCountry>
|
||
(
|
||
<specimenCode id="5077AE35BA3F9F61480025E0FAF7F9C4" box="[1107,1294,1517,1543]" pageId="73" pageNumber="74">SMF XXX 871</specimenCode>
|
||
).
|
||
</materialsCitation>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="48CB55C5BA3F9F624CEE2638FB55FE8A" lastPageId="74" lastPageNumber="75" pageId="73" pageNumber="74" type="description">
|
||
<paragraph id="006E064EBA3F9F614CEE2638FEB7F98C" blockId="73.[189,334,1589,1615]" box="[189,334,1589,1615]" pageId="73" pageNumber="74">
|
||
<heading id="5B26B122BA3F9F614CEE2638FEB7F98C" bold="true" box="[189,334,1589,1615]" fontSize="11" level="3" pageId="73" pageNumber="74" reason="3">
|
||
<emphasis id="32A5DA5CBA3F9F614CEE2638FEB7F98C" bold="true" box="[189,334,1589,1615]" pageId="73" pageNumber="74">Description</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="006E064EBA3F9F614CEE2668FAEFF8B6" blockId="73.[189,1399,1636,1909]" pageId="73" pageNumber="74">
|
||
From the initial point of entry, an entrance tunnel of roughly constant diameter leads to a plexus of strongly anastomosing galleries that may fuse to form wide lobes (
|
||
<figureCitation id="98EA1ACBBA3F9F614F8B268AFBD7F962" box="[984,1070,1671,1697]" captionStart="Fig" captionStartId="74.[189,232,1788,1814]" captionTargetBox="[189,1401,558,1759]" captionTargetId="figure@74.[189,1401,558,1759]" captionTargetPageId="74" captionText="Fig. 29. Rhopalondendrina contra igen. et isp. nov. A–E. Overviews and close-ups of the holotype, illustrating the morphology of the entrance tunnel (arrows in A and D; close-ups in C and E) and the anastomosing plexus, covered with short and spiny protrusions (close-up in B). SEM of epoxy cast of a bivalve shell sampled in Middle Miocene strata at Balcome Bay, Victoria, Australia (same for F–H). F. Juvenile specimen (paratype) with clearly visible entrance tunnel (arrow indicating initial point of entry). G–H. Larger specimen (paratype) with the plexus developed on the opposite surface of the bivalve shell from the initial point of entry (arrow in G)." figureDoi="http://doi.org/10.5281/zenodo.3839917" httpUri="https://zenodo.org/record/3839917/files/figure.png" pageId="73" pageNumber="74">Fig. 29</figureCitation>
|
||
A–H). From the base of the entrance tunnel, further short tunnels may radiate and terminate bluntly (
|
||
<figureCitation id="98EA1ACBBA3F9F61486226A7FB3DF906" box="[1073,1220,1706,1733]" captionStart="Fig" captionStartId="74.[189,232,1788,1814]" captionTargetBox="[189,1401,558,1759]" captionTargetId="figure@74.[189,1401,558,1759]" captionTargetPageId="74" captionText="Fig. 29. Rhopalondendrina contra igen. et isp. nov. A–E. Overviews and close-ups of the holotype, illustrating the morphology of the entrance tunnel (arrows in A and D; close-ups in C and E) and the anastomosing plexus, covered with short and spiny protrusions (close-up in B). SEM of epoxy cast of a bivalve shell sampled in Middle Miocene strata at Balcome Bay, Victoria, Australia (same for F–H). F. Juvenile specimen (paratype) with clearly visible entrance tunnel (arrow indicating initial point of entry). G–H. Larger specimen (paratype) with the plexus developed on the opposite surface of the bivalve shell from the initial point of entry (arrow in G)." figureDoi="http://doi.org/10.5281/zenodo.3839917" httpUri="https://zenodo.org/record/3839917/files/figure.png" pageId="73" pageNumber="74">Fig. 29C, E</figureCitation>
|
||
). The entrance tunnel has a smooth surface texture and either runs closely prostrate (
|
||
<figureCitation id="98EA1ACBBA3F9F61485C26C3FB85F92B" box="[1039,1148,1742,1768]" captionStart="Fig" captionStartId="74.[189,232,1788,1814]" captionTargetBox="[189,1401,558,1759]" captionTargetId="figure@74.[189,1401,558,1759]" captionTargetPageId="74" captionText="Fig. 29. Rhopalondendrina contra igen. et isp. nov. A–E. Overviews and close-ups of the holotype, illustrating the morphology of the entrance tunnel (arrows in A and D; close-ups in C and E) and the anastomosing plexus, covered with short and spiny protrusions (close-up in B). SEM of epoxy cast of a bivalve shell sampled in Middle Miocene strata at Balcome Bay, Victoria, Australia (same for F–H). F. Juvenile specimen (paratype) with clearly visible entrance tunnel (arrow indicating initial point of entry). G–H. Larger specimen (paratype) with the plexus developed on the opposite surface of the bivalve shell from the initial point of entry (arrow in G)." figureDoi="http://doi.org/10.5281/zenodo.3839917" httpUri="https://zenodo.org/record/3839917/files/figure.png" pageId="73" pageNumber="74">Fig. 29C</figureCitation>
|
||
, E–F), or enters and crosses the substrate vertically (
|
||
<figureCitation id="98EA1ACBBA3F9F614E1326FCFD61F8C8" box="[576,664,1777,1803]" captionStart="Fig" captionStartId="74.[189,232,1788,1814]" captionTargetBox="[189,1401,558,1759]" captionTargetId="figure@74.[189,1401,558,1759]" captionTargetPageId="74" captionText="Fig. 29. Rhopalondendrina contra igen. et isp. nov. A–E. Overviews and close-ups of the holotype, illustrating the morphology of the entrance tunnel (arrows in A and D; close-ups in C and E) and the anastomosing plexus, covered with short and spiny protrusions (close-up in B). SEM of epoxy cast of a bivalve shell sampled in Middle Miocene strata at Balcome Bay, Victoria, Australia (same for F–H). F. Juvenile specimen (paratype) with clearly visible entrance tunnel (arrow indicating initial point of entry). G–H. Larger specimen (paratype) with the plexus developed on the opposite surface of the bivalve shell from the initial point of entry (arrow in G)." figureDoi="http://doi.org/10.5281/zenodo.3839917" httpUri="https://zenodo.org/record/3839917/files/figure.png" pageId="73" pageNumber="74">Fig. 29</figureCitation>
|
||
G–H). Consequently, in thin substrate shells, the plexus may develop on the same or on the opposite surface of the substrate as the primary entrance. The plexus is oriented closely parallel to the substrate surface and is densely covered with short, spiny protrusions that lead vertically into the substrate or connect the plexus with the substrate surface (
|
||
<figureCitation id="98EA1ACBBA3F9F61482B2757FB34F8B6" box="[1144,1229,1882,1909]" captionStart="Fig" captionStartId="74.[189,232,1788,1814]" captionTargetBox="[189,1401,558,1759]" captionTargetId="figure@74.[189,1401,558,1759]" captionTargetPageId="74" captionText="Fig. 29. Rhopalondendrina contra igen. et isp. nov. A–E. Overviews and close-ups of the holotype, illustrating the morphology of the entrance tunnel (arrows in A and D; close-ups in C and E) and the anastomosing plexus, covered with short and spiny protrusions (close-up in B). SEM of epoxy cast of a bivalve shell sampled in Middle Miocene strata at Balcome Bay, Victoria, Australia (same for F–H). F. Juvenile specimen (paratype) with clearly visible entrance tunnel (arrow indicating initial point of entry). G–H. Larger specimen (paratype) with the plexus developed on the opposite surface of the bivalve shell from the initial point of entry (arrow in G)." figureDoi="http://doi.org/10.5281/zenodo.3839917" httpUri="https://zenodo.org/record/3839917/files/figure.png" pageId="73" pageNumber="74">Fig. 29</figureCitation>
|
||
G–H).
|
||
</paragraph>
|
||
<paragraph id="006E064EBA3F9F614CEE27AEFA8FF823" blockId="73.[189,1399,1955,2017]" pageId="73" pageNumber="74">
|
||
Morphometric data were derived from a cast with four complete specimens (including the
|
||
<typeStatus id="DF6AB8ECBA3F9F61497B27A9FA92F87D" box="[1320,1387,1956,1982]" pageId="73" pageNumber="74">types</typeStatus>
|
||
). The length of the traces varies from
|
||
<quantity id="C729ABABBA3F9F614E2627CBFCD1F822" box="[629,808,1990,2017]" metricMagnitude="-1" metricUnit="m" metricValue="5.4799999999999995" metricValueMax="7.34" metricValueMin="3.62" pageId="73" pageNumber="74" unit="mm" value="548.0" valueMax="734.0" valueMin="362.0">362 to 734 µm</quantity>
|
||
(mean = 578 ±
|
||
<quantity id="C729ABABBA3F9F614FBF27CBFBB5F822" box="[1004,1100,1990,2017]" metricMagnitude="-1" metricUnit="m" metricValue="1.68" pageId="73" pageNumber="74" unit="mm" value="168.0">168 µm</quantity>
|
||
), with a similar width of
|
||
</paragraph>
|
||
<paragraph id="006E064EBA3C9F624CEE2106FB55FE8A" blockId="74.[189,1399,267,329]" pageId="74" pageNumber="75">
|
||
<quantity id="C729ABABBA3C9F624CEE2106FE8FFEE5" box="[189,374,267,294]" metricMagnitude="-1" metricUnit="m" metricValue="5.62" metricValueMax="7.609999999999999" metricValueMin="3.63" pageId="74" pageNumber="75" unit="mm" value="562.0" valueMax="761.0" valueMin="363.0">363 to 761 µm</quantity>
|
||
(mean = 606 ±
|
||
<quantity id="C729ABABBA3C9F624E102106FD5EFEE5" box="[579,679,267,294]" metricMagnitude="-1" metricUnit="m" metricValue="1.75" pageId="74" pageNumber="75" unit="mm" value="175.0">175 µm</quantity>
|
||
). The initial gallery of the traces measures
|
||
<quantity id="C729ABABBA3C9F6248ED2106FA8EFEE5" box="[1214,1399,267,294]" metricMagnitude="-1" metricUnit="m" metricValue="1.795" metricValueMax="2.03" metricValueMin="1.56" pageId="74" pageNumber="75" unit="mm" value="179.5" valueMax="203.0" valueMin="156.0">156 to 203 µm</quantity>
|
||
(mean = 178 ±
|
||
<quantity id="C729ABABBA3C9F624D232122FE47FE8A" box="[368,446,303,329]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="74" pageNumber="75" unit="mm" value="20.0">20 µm</quantity>
|
||
) in length, with a diameter of
|
||
<quantity id="C729ABABBA3C9F624F722122FC48FE8A" box="[801,945,303,329]" metricMagnitude="-2" metricUnit="m" metricValue="2.4" metricValueMax="3.1" metricValueMin="1.7" pageId="74" pageNumber="75" unit="mm" value="24.0" valueMax="31.0" valueMin="17.0">17 to 31 µm</quantity>
|
||
(mean = 24 ±
|
||
<quantity id="C729ABABBA3C9F62480E2123FB66FE8A" box="[1117,1183,302,329]" metricMagnitude="-3" metricUnit="m" metricValue="6.0" pageId="74" pageNumber="75" unit="mm" value="6.0">6 µm</quantity>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="48CB55C5BA3C9F624CEE217DFB51FE3C" pageId="74" pageNumber="75" type="discussion">
|
||
<paragraph id="006E064EBA3C9F624CEE217DFED6FE49" blockId="74.[189,303,368,394]" box="[189,303,368,394]" pageId="74" pageNumber="75">
|
||
<heading id="5B26B122BA3C9F624CEE217DFED6FE49" bold="true" box="[189,303,368,394]" fontSize="11" level="3" pageId="74" pageNumber="75" reason="3">
|
||
<emphasis id="32A5DA5CBA3C9F624CEE217DFED6FE49" bold="true" box="[189,303,368,394]" pageId="74" pageNumber="75">Remarks</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="006E064EBA3C9F624CEE2193FB51FE3C" blockId="74.[189,1399,414,511]" pageId="74" pageNumber="75">
|
||
This is the only ichnospecies of
|
||
<emphasis id="32A5DA5CBA3C9F624E612193FCF7FE7B" box="[562,782,414,440]" italics="true" pageId="74" pageNumber="75">Rhopalondendrina</emphasis>
|
||
<taxonomicNameLabel id="29966727BA3C9F624F472193FC7FFE7A" box="[788,902,414,441]" pageId="74" pageNumber="75">igen. nov.</taxonomicNameLabel>
|
||
that was occasionally found traversing the substrate to form the plexus on the opposite shell surface as the initial point of entry. It is furthermore distinguished by showing a very high degree of anastomosis and fusion in the plexus.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</subSection>
|
||
</document> |