250 lines
30 KiB
XML
250 lines
30 KiB
XML
<document id="679EDC1186EF9224AE4B368D96DEB860" ID-DOI="10.11646/zootaxa.3691.1.1" ID-GBIF-Dataset="c566ff57-5a45-411c-98d9-0e65200455af" ID-ISSN="1175-5326" ID-Zenodo-Dep="284237" ID-ZooBank="E98CE6DF-AF3B-4AAA-95CB-8ACD615C9FCC" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460649558648" checkinUser="plazi" docAuthor="Cairns, Stephen D. & Zibrowius, Helmut" docDate="2013" docId="955B87C9A159DD08FF22FCB6F7DB2AA3" docLanguage="en" docName="zt03691p057.pdf" docOrigin="Zootaxa 3691 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Crypthelia micropoma Cairns 1985" docType="treatment" docVersion="7" lastPageNumber="48" masterDocId="6962FFB1A175DD27FFB5FF81F2432F5F" masterDocTitle="Stylasteridae (Cnidaria, Hydrozoa, Filifera) from South Africa" masterLastPageNumber="57" masterPageNumber="1" pageNumber="45" updateTime="1698337733500" updateUser="plazi">
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<mods:mods id="BB2BF0E7DC38FB2B2A2213741C9D5EB2" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="D1977B5B39F6AB40FBF47EE552B34B1B">
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<mods:title id="F48B48101918BD769FDE200551994DA4">Stylasteridae (Cnidaria, Hydrozoa, Filifera) from South Africa</mods:title>
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</mods:titleInfo>
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<mods:name id="A0AA9C1B86C60CDE3559BBF5D318FC84" type="personal">
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<mods:role id="C6BFD805699B08E025C74CF27CD0EFA4">
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<mods:roleTerm id="DBC72AFCB30A9B763576ACCF5F9C6DA0">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="E45BAFB0CC1292141B4FF3928398E742">Cairns, Stephen D.</mods:namePart>
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</mods:name>
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<mods:name id="E1632CC787AD746848B04F19C7C47CC3" type="personal">
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<mods:role id="25265ADD08A9365A802604F873A82E4A">
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<mods:roleTerm id="210E027D53CFBCDD37078406986C4770">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="2DBF7C92BA7FBF89831BE74CC6350BD2">Zibrowius, Helmut</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="A85B202DE53A2B0B82DE1043A9DCA8DE">text</mods:typeOfResource>
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<mods:titleInfo id="00236F98BB43AAE12958BFF19B92A622">
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<mods:title id="1886CDC5F44753B735DF9E34F6FDFABA">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="1716D790F922BF0F7145B7A012BA7900">
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<mods:date id="E05AE04C6047A332CDBE0F84F7CC6179">2013</mods:date>
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<mods:detail id="36A2A11FDCBC7F7F95AA3B4DD0642A5B" type="volume">
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<mods:number id="B45477FA3877A5B26C213B78E1DDCA9B">3691</mods:number>
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</mods:detail>
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<mods:detail id="3F2EB371BEE4562158D6746BF461ED4A" type="issue">
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<mods:number id="BAA3A07A5C4DE742AD207B63CD71E9D4">1</mods:number>
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<mods:start id="39781E5832AFB7E38CC8F665AB278B91">1</mods:start>
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<mods:end id="0463B49F947071B1DFC94D277AC5764E">57</mods:end>
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</mods:extent>
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</mods:part>
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<mods:classification id="446DC9360BBF38BB0C83E05F3E81AC0A">journal article</mods:classification>
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<mods:identifier id="FD60967B6AAF85AB7490173A268AC65A" type="DOI">10.11646/zootaxa.3691.1.1</mods:identifier>
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<mods:identifier id="DEC91C46B588532946978F5B069FB274" type="GBIF-Dataset">c566ff57-5a45-411c-98d9-0e65200455af</mods:identifier>
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<mods:identifier id="13C00E4C97D78C581C5A80CA5A17C693" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="6F931608E8ACDAB79CB6108A0A2E215A" type="Zenodo-Dep">284237</mods:identifier>
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<mods:identifier id="90B48F79A7F02803B6899C44D5140FD1" type="ZooBank">E98CE6DF-AF3B-4AAA-95CB-8ACD615C9FCC</mods:identifier>
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</mods:mods>
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<treatment id="955B87C9A159DD08FF22FCB6F7DB2AA3" ID-DOI="http://doi.org/10.5281/zenodo.5619789" ID-GBIF-Taxon="127664959" ID-Zenodo-Dep="5619789" LSID="urn:lsid:plazi:treatment:955B87C9A159DD08FF22FCB6F7DB2AA3" httpUri="http://treatment.plazi.org/id/955B87C9A159DD08FF22FCB6F7DB2AA3" lastPageId="47" lastPageNumber="48" pageId="44" pageNumber="45">
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<subSubSection id="55E86554A159DD0BFF22FCB6F0AC2CE7" pageId="44" pageNumber="45" type="nomenclature">
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<paragraph id="1D4D36DFA159DD0BFF22FCB6F0082C0E" blockId="44.[151,587,823,882]" box="[151,587,823,849]" pageId="44" pageNumber="45">
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<heading id="460581B3A159DD0BFF22FCB6F0082C0E" bold="true" box="[151,587,823,849]" fontSize="11" level="1" pageId="44" pageNumber="45" reason="1">
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<taxonomicName id="DAF24D5CA159DD0BFF22FCB6F0082C0E" ID-CoL="6BL8F" authority="Cairns, 1985" authorityName="Cairns" authorityYear="1985" box="[151,587,823,849]" class="Hydrozoa" family="Stylasteridae" genus="Crypthelia" kingdom="Animalia" order="Anthoathecata" pageId="44" pageNumber="45" phylum="Cnidaria" rank="species" species="micropoma">
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||
<emphasis id="2F86EACDA159DD0BFF22FCB6F0082C0E" bold="true" box="[151,587,823,849]" pageId="44" pageNumber="45">
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||
<emphasis id="2F86EACDA159DD0BFF22FCB6F3E62C0E" bold="true" box="[151,421,823,849]" italics="true" pageId="44" pageNumber="45">Crypthelia micropoma</emphasis>
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Cairns, 1985
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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||
<paragraph id="1D4D36DFA159DD0BFF22FCDBF3112C2D" blockId="44.[151,587,823,882]" box="[151,338,858,882]" pageId="44" pageNumber="45">
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<figureCitation id="85C92A5AA159DD0BFF22FCDBF2B32C2D" box="[151,240,858,882]" captionStart="FIGURE 21" captionStartId="45.[151,250,1861,1884]" captionTargetBox="[151,1436,193,1840]" captionTargetId="figure@45.[151,1436,193,1840]" captionTargetPageId="45" captionText="FIGURE 21. Crypthelia micropoma (A – B, D, I – J, female from MN ZF 2, SAM; C, E – H, K, male from MN ZF 2, SAM): A, stereo view of unifacial cyclosystems, some with female ampullae. B, stereo view of one intact and one spent female ampullae. C, stereo view of double-chambered gastropore tube. D – E, porous pseudosepta. F, stereo view of linear-imbricate coenosteal texture. G, longitudinal section of lower gastropore chamber. H, small spines in lower gastropore chamber. I – J, female ampullae adjacent to cyclosystems. K, stereo pair of male ampullae adjacent to a cyclosystem." httpUri="https://zenodo.org/record/284258/files/figure.png" pageId="44" pageNumber="45">Figs. 21</figureCitation>
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A–K, 31
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</paragraph>
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||
<paragraph id="1D4D36DFA159DD0BFF22FC23F0AC2CE7" blockId="44.[151,751,930,952]" box="[151,751,930,952]" pageId="44" pageNumber="45">
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<taxonomicName id="DAF24D5CA159DD0BFF22FC23F07B2CE7" authority="Cairns, 1985: 736" authorityName="Cairns" authorityPageNumber="736" authorityYear="1985" box="[151,568,930,952]" class="Hydrozoa" family="Stylasteridae" genus="Crypthelia" kingdom="Animalia" order="Anthoathecata" pageId="44" pageNumber="45" phylum="Cnidaria" rank="species" species="micropoma">
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<emphasis id="2F86EACDA159DD0BFF22FC23F3382CE7" box="[151,379,930,952]" italics="true" pageId="44" pageNumber="45">Crypthelia micropoma</emphasis>
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Cairns, 1985: 736
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</taxonomicName>
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||
–739, figs. 23–31.
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="55E86554A159DD0BFF22FC64F1C12B7E" pageId="44" pageNumber="45" type="description">
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<paragraph id="1D4D36DFA159DD0BFF22FC64F1C12B7E" blockId="44.[151,1436,997,1993]" pageId="44" pageNumber="45">
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||
<emphasis id="2F86EACDA159DD0BFF22FC64F38B2CA1" bold="true" box="[151,456,997,1022]" pageId="44" pageNumber="45">
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<typeStatus id="C249887DA159DD0BFF22FC64F29F2CA2" box="[151,220,997,1021]" pageId="44" pageNumber="45">Types</typeStatus>
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and
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<typeStatus id="C249887DA159DD0BFEA8FC64F31B2CA2" box="[285,344,997,1021]" pageId="44" pageNumber="45">Type</typeStatus>
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Locality.
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</emphasis>
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||
<typeStatus id="C249887DA159DD0BFE67FC64F0792CA2" box="[466,570,997,1021]" pageId="44" pageNumber="45" type="holotype">Holotype</typeStatus>
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deposited at the NMNH (USNM 72354), and
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<typeStatus id="C249887DA159DD0BFBE3FC67F6822CA1" box="[1110,1217,998,1022]" pageId="44" pageNumber="45" type="paratype">paratypes</typeStatus>
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at the NMNH and BM.
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<typeStatus id="C249887DA159DD0BFF65FB8BF34B2B7D" box="[208,264,1034,1058]" pageId="44" pageNumber="45">Type</typeStatus>
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Locality:
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<geoCoordinate id="78C65018A159DD0BFECEFB88F38F2B7E" box="[379,460,1033,1057]" direction="south" orientation="latitude" pageId="44" pageNumber="45" precision="925" value="-2.7">2°42’S</geoCoordinate>
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||
,
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<geoCoordinate id="78C65018A159DD0BFE62FB88F0762B7E" box="[471,565,1033,1057]" direction="east" orientation="longitude" pageId="44" pageNumber="45" precision="925" value="40.883335">40°53’E</geoCoordinate>
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||
(off
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<collectingCountry id="65E5764FA159DD0BFDD8FB88F08A2B7E" box="[621,713,1033,1057]" name="Kenya" pageId="44" pageNumber="45">Malindi</collectingCountry>
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,
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<collectingCountry id="65E5764FA159DD0BFD66FB88F1632B7E" box="[723,800,1033,1057]" name="Kenya" pageId="44" pageNumber="45">Kenya</collectingCountry>
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),
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<specimenCount id="0BF4FD56A159DD0BFC81FB88F1C12B7E" box="[820,898,1033,1057]" pageId="44" pageNumber="45" type="generic">
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||
<quantity id="DA0A9B3AA159DD0BFC81FB88F13D2B7E" box="[820,894,1033,1057]" metricMagnitude="2" metricUnit="m" metricValue="1.4" pageId="44" pageNumber="45" unit="m" value="140.0">140 m</quantity>
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||
.
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||
</specimenCount>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="55E86554A159DD0BFF72FBACF13A2BD1" pageId="44" pageNumber="45" type="materials_examined">
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<paragraph id="1D4D36DFA159DD0BFF72FBACF13A2BD1" blockId="44.[151,1436,997,1993]" pageId="44" pageNumber="45">
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<emphasis id="2F86EACDA159DD0BFF72FBACF3FA2B19" bold="true" box="[199,441,1069,1094]" pageId="44" pageNumber="45">Material Examined.</emphasis>
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<emphasis id="2F86EACDA159DD0BFE77FBAFF3AF2B1A" box="[450,492,1070,1093]" italics="true" pageId="44" pageNumber="45">MN</emphasis>
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ZF2, SAM, and SEM stub
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<date id="694C101FA159DD0BFC98FBACF1EF2B1A" box="[813,940,1069,1093]" pageId="44" pageNumber="45" value="1687" valueMax="1689">1687–1689</date>
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(USNM);
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<emphasis id="2F86EACDA159DD0BFB9CFBAFF6102B1A" box="[1065,1107,1070,1093]" italics="true" pageId="44" pageNumber="45">MN</emphasis>
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SM162, 2 branch fragments SAM, and SEM stub 1684 (USNM);
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<emphasis id="2F86EACDA159DD0BFD82FBD3F0222B36" box="[567,609,1106,1129]" italics="true" pageId="44" pageNumber="45">MN</emphasis>
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SM185, 4 branch fragments, male and female, SAM; UCTES SCD301,
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<specimenCount id="0BF4FD56A159DD0BFA38FBD0F2A02BD2" pageId="44" pageNumber="45" type="female">1 female</specimenCount>
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and
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<specimenCount id="0BF4FD56A159DD0BFEACFBF4F3272BD2" box="[281,356,1141,1165]" pageId="44" pageNumber="45" type="male">1 male</specimenCount>
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colonies, Naturalis Biodiversity Centre.
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||
<typeStatus id="C249887DA159DD0BFC9AFBF7F1362BD1" box="[815,885,1142,1166]" pageId="44" pageNumber="45">Types</typeStatus>
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||
.
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||
</paragraph>
|
||
</subSubSection>
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||
<subSubSection id="55E86554A159DD0BFF72FB18F71328DE" pageId="44" pageNumber="45" type="description">
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||
<paragraph id="1D4D36DFA159DD0BFF72FB18F1372A3A" blockId="44.[151,1436,997,1993]" pageId="44" pageNumber="45">
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||
<emphasis id="2F86EACDA159DD0BFF72FB18F31A2BED" bold="true" box="[199,345,1177,1202]" pageId="44" pageNumber="45">Description.</emphasis>
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Colonies are uniplanar and small, the
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<typeStatus id="C249887DA159DD0BFCB6FB18F1262BEE" box="[771,869,1177,1201]" pageId="44" pageNumber="45" type="holotype">holotype</typeStatus>
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||
only
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<quantity id="DA0A9B3AA159DD0BFC11FB18F6442BEE" box="[932,1031,1177,1201]" metricMagnitude="-2" metricUnit="m" metricValue="2.27" pageId="44" pageNumber="45" unit="mm" value="22.7">22.7 mm</quantity>
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||
in height, and
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||
<quantity id="DA0A9B3AA159DD0BFB19FB18F6B82BEE" box="[1196,1275,1177,1201]" metricMagnitude="-2" metricUnit="m" metricValue="1.7" pageId="44" pageNumber="45" unit="mm" value="17.0">17 mm</quantity>
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in width, with a
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<quantity id="DA0A9B3AA159DD0BFF1EFB3CF3422B8A" box="[171,257,1213,1237]" metricMagnitude="-3" metricUnit="m" metricValue="2.8" pageId="44" pageNumber="45" unit="mm" value="2.8">2.8 mm</quantity>
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basal branch diameter. Branching is dichotomous, the distal branches usually of lesser diameter than the cyclosystems they support. There is no evidence of polychaete commensalism. The coenosteal texture is a welldefined linear-imbricate (
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<figureCitation id="85C92A5AA159DD0BFE0DFA84F04F2A42" box="[440,524,1285,1309]" captionStart="FIGURE 21" captionStartId="45.[151,250,1861,1884]" captionTargetBox="[151,1436,193,1840]" captionTargetId="figure@45.[151,1436,193,1840]" captionTargetPageId="45" captionText="FIGURE 21. Crypthelia micropoma (A – B, D, I – J, female from MN ZF 2, SAM; C, E – H, K, male from MN ZF 2, SAM): A, stereo view of unifacial cyclosystems, some with female ampullae. B, stereo view of one intact and one spent female ampullae. C, stereo view of double-chambered gastropore tube. D – E, porous pseudosepta. F, stereo view of linear-imbricate coenosteal texture. G, longitudinal section of lower gastropore chamber. H, small spines in lower gastropore chamber. I – J, female ampullae adjacent to cyclosystems. K, stereo pair of male ampullae adjacent to a cyclosystem." httpUri="https://zenodo.org/record/284258/files/figure.png" pageId="44" pageNumber="45">Fig. 21</figureCitation>
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F), the strips being 65–70 µm in width and bordered by rather large coenosteal pores 20–25 µm in diameter; there are about 70 platelets per mm. The platelets are somewhat convex and slightly roughened by low longitudinal ridges. There are no nematopores.
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||
</paragraph>
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<paragraph id="1D4D36DFA159DD0BFF72FAF0F6142A8E" blockId="44.[151,1436,997,1993]" pageId="44" pageNumber="45">
|
||
Cyclosystems are unifacially arranged on all branches in a linear manner, circular to irregular in shape, and up to
|
||
<quantity id="DA0A9B3AA159DD0BFF06FA14F34B2AF2" box="[179,264,1429,1453]" metricMagnitude="-3" metricUnit="m" metricValue="1.3" pageId="44" pageNumber="45" unit="mm" value="1.3">1.3 mm</quantity>
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||
in greater diameter (
|
||
<figureCitation id="85C92A5AA159DD0BFE5AFA14F0092AF2" box="[495,586,1429,1453]" captionStart="FIGURE 21" captionStartId="45.[151,250,1861,1884]" captionTargetBox="[151,1436,193,1840]" captionTargetId="figure@45.[151,1436,193,1840]" captionTargetPageId="45" captionText="FIGURE 21. Crypthelia micropoma (A – B, D, I – J, female from MN ZF 2, SAM; C, E – H, K, male from MN ZF 2, SAM): A, stereo view of unifacial cyclosystems, some with female ampullae. B, stereo view of one intact and one spent female ampullae. C, stereo view of double-chambered gastropore tube. D – E, porous pseudosepta. F, stereo view of linear-imbricate coenosteal texture. G, longitudinal section of lower gastropore chamber. H, small spines in lower gastropore chamber. I – J, female ampullae adjacent to cyclosystems. K, stereo pair of male ampullae adjacent to a cyclosystem." httpUri="https://zenodo.org/record/284258/files/figure.png" pageId="44" pageNumber="45">Figs. 21</figureCitation>
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A, B). Based on 30 cyclosystems, the range of dactylopores per cyclosystem is 15–21; the average is 18.80 (ơ = 1.32); and the mode is 19. There are no diastemas.
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||
</paragraph>
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<paragraph id="1D4D36DFA159DD0BFF72FA5CF6B129AE" blockId="44.[151,1436,997,1993]" pageId="44" pageNumber="45">
|
||
The gastropore tube is double chambered (
|
||
<figureCitation id="85C92A5AA159DD0BFD76FA5CF1672AAA" box="[707,804,1501,1525]" captionStart="FIGURE 21" captionStartId="45.[151,250,1861,1884]" captionTargetBox="[151,1436,193,1840]" captionTargetId="figure@45.[151,1436,193,1840]" captionTargetPageId="45" captionText="FIGURE 21. Crypthelia micropoma (A – B, D, I – J, female from MN ZF 2, SAM; C, E – H, K, male from MN ZF 2, SAM): A, stereo view of unifacial cyclosystems, some with female ampullae. B, stereo view of one intact and one spent female ampullae. C, stereo view of double-chambered gastropore tube. D – E, porous pseudosepta. F, stereo view of linear-imbricate coenosteal texture. G, longitudinal section of lower gastropore chamber. H, small spines in lower gastropore chamber. I – J, female ampullae adjacent to cyclosystems. K, stereo pair of male ampullae adjacent to a cyclosystem." httpUri="https://zenodo.org/record/284258/files/figure.png" pageId="44" pageNumber="45">Figs. 21</figureCitation>
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||
C, G), the lower chamber flattened, about
|
||
<quantity id="DA0A9B3AA159DD0BFAAAFA5CF7382AAA" box="[1311,1403,1501,1525]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="44" pageNumber="45" unit="mm" value="0.5">0.5 mm</quantity>
|
||
in diameter and
|
||
<quantity id="DA0A9B3AA159DD0BFE8EF980F3E02946" box="[315,419,1537,1561]" metricMagnitude="-4" metricUnit="m" metricValue="1.1" pageId="44" pageNumber="45" unit="mm" value="0.11">0.11 mm</quantity>
|
||
in height. The base of the lower chamber sometimes bears numerous slender spines (needles), each up to 59 µm in height and about 8 µm in diameter (
|
||
<figureCitation id="85C92A5AA159DD0BFC14F9A4F1B02962" box="[929,1011,1573,1597]" captionStart="FIGURE 21" captionStartId="45.[151,250,1861,1884]" captionTargetBox="[151,1436,193,1840]" captionTargetId="figure@45.[151,1436,193,1840]" captionTargetPageId="45" captionText="FIGURE 21. Crypthelia micropoma (A – B, D, I – J, female from MN ZF 2, SAM; C, E – H, K, male from MN ZF 2, SAM): A, stereo view of unifacial cyclosystems, some with female ampullae. B, stereo view of one intact and one spent female ampullae. C, stereo view of double-chambered gastropore tube. D – E, porous pseudosepta. F, stereo view of linear-imbricate coenosteal texture. G, longitudinal section of lower gastropore chamber. H, small spines in lower gastropore chamber. I – J, female ampullae adjacent to cyclosystems. K, stereo pair of male ampullae adjacent to a cyclosystem." httpUri="https://zenodo.org/record/284258/files/figure.png" pageId="44" pageNumber="45">Fig. 21</figureCitation>
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||
G, H), not to be confused with a true gastrostyle. The delicate gastropore ring constriction (
|
||
<figureCitation id="85C92A5AA159DD0BFD40F9C8F112293E" box="[757,849,1609,1633]" captionStart="FIGURE 21" captionStartId="45.[151,250,1861,1884]" captionTargetBox="[151,1436,193,1840]" captionTargetId="figure@45.[151,1436,193,1840]" captionTargetPageId="45" captionText="FIGURE 21. Crypthelia micropoma (A – B, D, I – J, female from MN ZF 2, SAM; C, E – H, K, male from MN ZF 2, SAM): A, stereo view of unifacial cyclosystems, some with female ampullae. B, stereo view of one intact and one spent female ampullae. C, stereo view of double-chambered gastropore tube. D – E, porous pseudosepta. F, stereo view of linear-imbricate coenosteal texture. G, longitudinal section of lower gastropore chamber. H, small spines in lower gastropore chamber. I – J, female ampullae adjacent to cyclosystems. K, stereo pair of male ampullae adjacent to a cyclosystem." httpUri="https://zenodo.org/record/284258/files/figure.png" pageId="44" pageNumber="45">Figs. 21</figureCitation>
|
||
C, G) is about
|
||
<quantity id="DA0A9B3AA159DD0BFC40F9C8F61A293E" box="[1013,1113,1609,1633]" metricMagnitude="-4" metricUnit="m" metricValue="4.1" pageId="44" pageNumber="45" unit="mm" value="0.41">0.41 mm</quantity>
|
||
in diameter, and the roughly spherical upper chamber is about
|
||
<quantity id="DA0A9B3AA159DD0BFDBAF9ECF03029DA" box="[527,627,1645,1669]" metricMagnitude="-4" metricUnit="m" metricValue="8.0" pageId="44" pageNumber="45" unit="mm" value="0.8">0.80 mm</quantity>
|
||
in diameter. Dactylotomes are relatively short, and are
|
||
<quantity id="DA0A9B3AA159DD0BFB68F9ECF7C329DA" box="[1245,1408,1645,1669]" metricMagnitude="-5" metricUnit="m" metricValue="9.0" metricValueMax="10.0" metricValueMin="8.0" pageId="44" pageNumber="45" unit="mm" value="0.09" valueMax="0.1" valueMin="0.08">0.08–0.10 mm</quantity>
|
||
in width. Pseudosepta are of variable width, and sometimes narrower than the dactylotomes, ranging from
|
||
<quantity id="DA0A9B3AA159DD0BFA99F910F2852992" metricMagnitude="-5" metricUnit="m" metricValue="9.0" metricValueMax="10.0" metricValueMin="8.0" pageId="44" pageNumber="45" unit="mm" value="0.09" valueMax="0.1" valueMin="0.08">0.08–0.10 mm</quantity>
|
||
. The tops of the pseudosepta are highly porous and concave (
|
||
<figureCitation id="85C92A5AA159DD0BFC30F934F1A12992" box="[901,994,1717,1741]" captionStart="FIGURE 21" captionStartId="45.[151,250,1861,1884]" captionTargetBox="[151,1436,193,1840]" captionTargetId="figure@45.[151,1436,193,1840]" captionTargetPageId="45" captionText="FIGURE 21. Crypthelia micropoma (A – B, D, I – J, female from MN ZF 2, SAM; C, E – H, K, male from MN ZF 2, SAM): A, stereo view of unifacial cyclosystems, some with female ampullae. B, stereo view of one intact and one spent female ampullae. C, stereo view of double-chambered gastropore tube. D – E, porous pseudosepta. F, stereo view of linear-imbricate coenosteal texture. G, longitudinal section of lower gastropore chamber. H, small spines in lower gastropore chamber. I – J, female ampullae adjacent to cyclosystems. K, stereo pair of male ampullae adjacent to a cyclosystem." httpUri="https://zenodo.org/record/284258/files/figure.png" pageId="44" pageNumber="45">Figs. 21</figureCitation>
|
||
D, E). Female cyclosystems with welldeveloped ampullae have a short and narrow lid, whereas male cyclosystems do not have lids at all.
|
||
</paragraph>
|
||
<paragraph id="1D4D36DFA159DD0BFF72F97CF71328DE" blockId="44.[151,1436,997,1993]" pageId="44" pageNumber="45">
|
||
Female ampullae are large (up to
|
||
<quantity id="DA0A9B3AA159DD0BFDF1F97CF0D8284A" box="[580,667,1789,1813]" metricMagnitude="-3" metricUnit="m" metricValue="1.9" pageId="44" pageNumber="45" unit="mm" value="1.9">1.9 mm</quantity>
|
||
in diameter), globular superficial masses invariable placed adjacent to a cyclosystem (
|
||
<figureCitation id="85C92A5AA159DD0BFED2F8A0F3872866" box="[359,452,1825,1849]" captionStart="FIGURE 21" captionStartId="45.[151,250,1861,1884]" captionTargetBox="[151,1436,193,1840]" captionTargetId="figure@45.[151,1436,193,1840]" captionTargetPageId="45" captionText="FIGURE 21. Crypthelia micropoma (A – B, D, I – J, female from MN ZF 2, SAM; C, E – H, K, male from MN ZF 2, SAM): A, stereo view of unifacial cyclosystems, some with female ampullae. B, stereo view of one intact and one spent female ampullae. C, stereo view of double-chambered gastropore tube. D – E, porous pseudosepta. F, stereo view of linear-imbricate coenosteal texture. G, longitudinal section of lower gastropore chamber. H, small spines in lower gastropore chamber. I – J, female ampullae adjacent to cyclosystems. K, stereo pair of male ampullae adjacent to a cyclosystem." httpUri="https://zenodo.org/record/284258/files/figure.png" pageId="44" pageNumber="45">Figs. 21</figureCitation>
|
||
A, B, I, J). Efferent pores were not observed in the limited material at hand, but open within the gastropore tube beneath the lid in the
|
||
<typeStatus id="C249887DA159DD0BFD55F8C7F1532801" box="[736,784,1862,1886]" pageId="44" pageNumber="45">type</typeStatus>
|
||
material. Male ampullae are clustered as 4–6 irregular swellings around part of the perimeter of the cyclosystems; each has a small apical efferent pore (
|
||
<figureCitation id="85C92A5AA159DD0BFB6EF8E8F76F28DE" box="[1243,1324,1897,1921]" captionStart="FIGURE 21" captionStartId="45.[151,250,1861,1884]" captionTargetBox="[151,1436,193,1840]" captionTargetId="figure@45.[151,1436,193,1840]" captionTargetPageId="45" captionText="FIGURE 21. Crypthelia micropoma (A – B, D, I – J, female from MN ZF 2, SAM; C, E – H, K, male from MN ZF 2, SAM): A, stereo view of unifacial cyclosystems, some with female ampullae. B, stereo view of one intact and one spent female ampullae. C, stereo view of double-chambered gastropore tube. D – E, porous pseudosepta. F, stereo view of linear-imbricate coenosteal texture. G, longitudinal section of lower gastropore chamber. H, small spines in lower gastropore chamber. I – J, female ampullae adjacent to cyclosystems. K, stereo pair of male ampullae adjacent to a cyclosystem." httpUri="https://zenodo.org/record/284258/files/figure.png" pageId="44" pageNumber="45">Fig. 21</figureCitation>
|
||
K).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="55E86554A159DD08FF72F80CF3F92A87" lastPageId="47" lastPageNumber="48" pageId="44" pageNumber="45" type="discussion">
|
||
<paragraph id="1D4D36DFA159DD0BFF72F80CF3A52896" blockId="44.[151,1436,997,1993]" pageId="44" pageNumber="45">
|
||
<emphasis id="2F86EACDA159DD0BFF72F80CF37828FA" bold="true" box="[199,315,1933,1957]" pageId="44" pageNumber="45">Remarks.</emphasis>
|
||
Already known as the shallowest of the
|
||
<taxonomicName id="DAF24D5CA159DD0BFCB2F80CF13D28FA" box="[775,894,1933,1957]" class="Hydrozoa" family="Stylasteridae" genus="Crypthelia" kingdom="Animalia" order="Anthoathecata" pageId="44" pageNumber="45" phylum="Cnidaria" rank="genus">
|
||
<emphasis id="2F86EACDA159DD0BFCB2F80CF13D28FA" box="[775,894,1933,1957]" italics="true" pageId="44" pageNumber="45">Crypthelia</emphasis>
|
||
</taxonomicName>
|
||
species at
|
||
<quantity id="DA0A9B3AA159DD0BFC4FF80CF60728FA" box="[1018,1092,1933,1957]" metricMagnitude="2" metricUnit="m" metricValue="1.4" pageId="44" pageNumber="45" unit="m" value="140.0">140 m</quantity>
|
||
, the South African records are found shallower still, at
|
||
<specimenCount id="0BF4FD56A159DD0BFE13F830F3A52896" box="[422,486,1969,1993]" pageId="44" pageNumber="45" type="generic">
|
||
<quantity id="DA0A9B3AA159DD0BFE13F830F3A12896" box="[422,482,1969,1993]" metricMagnitude="1" metricUnit="m" metricValue="8.5" pageId="44" pageNumber="45" unit="m" value="85.0">85 m</quantity>
|
||
.
|
||
</specimenCount>
|
||
</paragraph>
|
||
<caption id="498D6657A158DD0AFF22F8C4F6172889" httpUri="https://zenodo.org/record/284258/files/figure.png" pageId="45" pageNumber="46" targetBox="[151,1436,193,1840]" targetPageId="45">
|
||
<paragraph id="1D4D36DFA158DD0AFF22F8C4F6172889" blockId="45.[151,1437,1861,2006]" pageId="45" pageNumber="46">
|
||
<emphasis id="2F86EACDA158DD0AFF22F8C4F3592804" bold="true" box="[151,282,1861,1884]" pageId="45" pageNumber="46">FIGURE 21</emphasis>
|
||
.
|
||
<taxonomicName id="DAF24D5CA158DD0AFE9DF8C7F04D2803" box="[296,526,1862,1884]" class="Hydrozoa" family="Stylasteridae" genus="Crypthelia" kingdom="Animalia" order="Anthoathecata" pageId="45" pageNumber="46" phylum="Cnidaria" rank="species" species="micropoma">
|
||
<emphasis id="2F86EACDA158DD0AFE9DF8C7F04D2803" box="[296,526,1862,1884]" italics="true" pageId="45" pageNumber="46">Crypthelia micropoma</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<emphasis id="2F86EACDA158DD0AFDABF8C7F0E32804" bold="true" box="[542,672,1862,1883]" pageId="45" pageNumber="46">A–B, D, I–J</emphasis>
|
||
, female from
|
||
<emphasis id="2F86EACDA158DD0AFC87F8C6F11B2803" box="[818,856,1863,1884]" italics="true" pageId="45" pageNumber="46">MN</emphasis>
|
||
ZF2, SAM;
|
||
<emphasis id="2F86EACDA158DD0AFC68F8C4F6132804" bold="true" box="[989,1104,1861,1884]" pageId="45" pageNumber="46">C, E–H, K</emphasis>
|
||
, male from
|
||
<emphasis id="2F86EACDA158DD0AFB65F8C6F6B52803" box="[1232,1270,1863,1884]" italics="true" pageId="45" pageNumber="46">MN</emphasis>
|
||
ZF2, SAM):
|
||
<emphasis id="2F86EACDA158DD0AFA36F8C7F7D62804" bold="true" box="[1411,1429,1862,1883]" pageId="45" pageNumber="46">A</emphasis>
|
||
, stereo view of unifacial cyclosystems, some with female ampullae.
|
||
<emphasis id="2F86EACDA158DD0AFCF4F8E4F1112825" bold="true" box="[833,850,1893,1914]" pageId="45" pageNumber="46">B</emphasis>
|
||
, stereo view of one intact and one spent female ampullae.
|
||
<emphasis id="2F86EACDA158DD0AFF22F803F2EA28C6" bold="true" box="[151,169,1922,1945]" pageId="45" pageNumber="46">C</emphasis>
|
||
, stereo view of double-chambered gastropore tube.
|
||
<emphasis id="2F86EACDA158DD0AFD75F802F0B328C7" bold="true" box="[704,752,1923,1944]" pageId="45" pageNumber="46">D–E</emphasis>
|
||
, porous pseudosepta.
|
||
<emphasis id="2F86EACDA158DD0AFC61F802F1A228C7" bold="true" box="[980,993,1923,1944]" pageId="45" pageNumber="46">F</emphasis>
|
||
, stereo view of linear-imbricate coenosteal texture.
|
||
<emphasis id="2F86EACDA158DD0AFF5AF820F34328E7" bold="true" box="[239,256,1953,1976]" pageId="45" pageNumber="46">G</emphasis>
|
||
, longitudinal section of lower gastropore chamber.
|
||
<emphasis id="2F86EACDA158DD0AFC9BF823F10128E8" bold="true" box="[814,834,1954,1975]" pageId="45" pageNumber="46">H</emphasis>
|
||
, small spines in lower gastropore chamber.
|
||
<emphasis id="2F86EACDA158DD0AFA97F823F70628E8" bold="true" box="[1314,1349,1954,1975]" pageId="45" pageNumber="46">I–J</emphasis>
|
||
, female ampullae adjacent to cyclosystems.
|
||
<emphasis id="2F86EACDA158DD0AFDB7F840F0552889" bold="true" box="[514,534,1985,2006]" pageId="45" pageNumber="46">K</emphasis>
|
||
, stereo pair of male ampullae adjacent to a cyclosystem.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="1D4D36DFA15ADD08FF72FA1DF3F92A87" blockId="47.[151,1436,1436,1533]" pageId="47" pageNumber="48">
|
||
The male of this species is the only one in the genus to lack cyclosystem lids, and as such may be confused with the genus
|
||
<taxonomicName id="DAF24D5CA15ADD08FEF4FA40F3F02A87" box="[321,435,1473,1496]" class="Hydrozoa" family="Stylasteridae" genus="Conopora" kingdom="Animalia" order="Anthoathecata" pageId="47" pageNumber="48" phylum="Cnidaria" rank="genus">
|
||
<emphasis id="2F86EACDA15ADD08FEF4FA40F3F02A87" box="[321,435,1473,1496]" italics="true" pageId="47" pageNumber="48">Conopora</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="55E86554A15ADD08FF72FA65F7DB2AA3" box="[199,1432,1508,1533]" pageId="47" pageNumber="48" type="distribution">
|
||
<paragraph id="1D4D36DFA15ADD08FF72FA65F7DB2AA3" blockId="47.[151,1436,1436,1533]" box="[199,1432,1508,1533]" pageId="47" pageNumber="48">
|
||
<emphasis id="2F86EACDA15ADD08FF72FA65F3232AA2" bold="true" box="[199,352,1508,1533]" pageId="47" pageNumber="48">Distribution.</emphasis>
|
||
Off
|
||
<collectingCountry id="65E5764FA15ADD08FE20FA65F06B2AA3" box="[405,552,1508,1532]" name="South Africa" pageId="47" pageNumber="48">South Africa</collectingCountry>
|
||
, from Port Elizabeth to northern
|
||
<collectingCountry id="65E5764FA15ADD08FC2CFA65F19B2AA3" box="[921,984,1508,1532]" name="South Africa" pageId="47" pageNumber="48">Natal</collectingCountry>
|
||
,
|
||
<quantity id="DA0A9B3AA15ADD08FC56FA65F6172AA3" box="[995,1108,1508,1532]" metricMagnitude="2" metricUnit="m" metricValue="3.575" metricValueMax="6.3" metricValueMin="0.85" pageId="47" pageNumber="48" unit="m" value="357.5" valueMax="630.0" valueMin="85.0">85–630 m</quantity>
|
||
(Fig. 31); off
|
||
<collectingCountry id="65E5764FA15ADD08FB46FA64F77C2AA2" box="[1267,1343,1509,1533]" name="Kenya" pageId="47" pageNumber="48">Kenya</collectingCountry>
|
||
,
|
||
<specimenCount id="0BF4FD56A15ADD08FAFFFA65F7DB2AA3" box="[1354,1432,1508,1532]" pageId="47" pageNumber="48" type="generic">
|
||
<quantity id="DA0A9B3AA15ADD08FAFFFA65F7D72AA3" box="[1354,1428,1508,1532]" metricMagnitude="2" metricUnit="m" metricValue="1.4" pageId="47" pageNumber="48" unit="m" value="140.0">140 m</quantity>
|
||
.
|
||
</specimenCount>
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |