260 lines
30 KiB
XML
260 lines
30 KiB
XML
<document id="7EB5DEFB4774C65B9A2119000072A6FE" ID-DOI="10.5281/zenodo.4651080" ID-ISSN="1638-9395" ID-Zenodo-Dep="4651080" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1617195131926" checkinUser="felipe" docAuthor="Bianucci, Giovanni, Lambert, Olivier & Post, Klaas" docDate="2007" docId="550B87C3C16DFFB3FF37764EFD9B06C5" docLanguage="en" docName="Geodiversitas.29.4.561-618.pdf" docOrigin="Geodiversitas 29 (4)" docStyle="DocumentStyle:94524207C6714CF92F879FE43E306202.3:Geodiversitas.2000-2008.journal_article.type2" docStyleId="94524207C6714CF92F879FE43E306202" docStyleName="Geodiversitas.2000-2008.journal_article.type2" docStyleVersion="3" docTitle="Ihlengesi saldanhae Bianucci & Lambert & Post 2007, n. sp." docType="treatment" docVersion="3" lastPageNumber="583" masterDocId="A932FFBBC17EFFA5FFC47277FFBE056E" masterDocTitle="A high diversity in fossil beaked whales (Mammalia, Odontoceti, Ziphiidae) recovered by trawling from the sea floor off South Africa" masterLastPageNumber="618" masterPageNumber="561" pageNumber="580" updateTime="1698897450673" updateUser="plazi" zenodo-license-document="CC0-1.0" zenodo-license-figures="CC0-1.0">
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<mods:mods id="14EA5854C6533200048DF72DEB2C2C37" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="A6C985C9ECFED8CA50C7DAD82A5D7480">
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<mods:title id="0355FB2CE549039E82D042912C515A09">A high diversity in fossil beaked whales (Mammalia, Odontoceti, Ziphiidae) recovered by trawling from the sea floor off South Africa</mods:title>
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</mods:titleInfo>
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<mods:name id="0BCD3DEBA4C8EFFA2AB632149BA4C41A" type="personal">
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<mods:role id="5C7209A6E739367523C4A8538736AA6E">
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<mods:roleTerm id="5157A2962BED9941B7526F1ECE611694">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="333C11F1CA2B25DF65E662D4CD416D9C">Bianucci, Giovanni</mods:namePart>
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<mods:affiliation id="0FD2AEE5D9F4253F848BFAAB4202A075">Dipartimento di Scienze della Terra, Università di Pisa, via S. Maria, 53, I- 56126 Pisa (Italy) bianucci @ dst. unipi. it</mods:affiliation>
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</mods:name>
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<mods:name id="1FCF64DA3FC4ADEAEF8A8C8AC9647DB5" type="personal">
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<mods:role id="A4C6BDFBA322CC034EF181851DFF43BE">
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<mods:roleTerm id="D7A6D760791F1B3ACC8C725E7AF5BE65">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="D84C0A3C951F5EEEA642EDBF2015AFA8">Lambert, Olivier</mods:namePart>
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<mods:affiliation id="8D8F43E5E37F1D32BAF77BEFFA9FFF02">Institut royal des Sciences naturelles de Belgique, Département de Paléontologie, rue Vautier, 29, B- 1000 Brussels (Belgium) olivier. lambert @ naturalsciences. be</mods:affiliation>
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</mods:name>
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<mods:name id="0CB8BCB60AF6815F0B674E4AE3282F6C" type="personal">
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<mods:role id="6E48FC02B2D2D3662B9CEAB9B65FE831">
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<mods:roleTerm id="ED78DDA9155DA122CCEA0DEDCBA3F106">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="CEDF9C03570E4F43DBA2F122F1A1DE16">Post, Klaas</mods:namePart>
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<mods:affiliation id="D227B72FD45D27A126DB1AA32684CD03">Natuurhistorisch Museum Rotterdam, P. O. Box 23452, NL- 3001 Rotterdam (The Netherlands) klaas @ fiskano. nl</mods:affiliation>
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<mods:nameIdentifier id="E1B9F1033959230A2C06E264B662FFF7" type="email">klaas@fiskano.nl</mods:nameIdentifier>
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</mods:name>
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<mods:typeOfResource id="4AD07B13BF499CDD6B2CDE5A47E6D84F">text</mods:typeOfResource>
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<mods:titleInfo id="8A6E3CBD1803B52737802A1BB62F490B">
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<mods:title id="0FBE91B3C88D5E090BB88C764BC74148">Geodiversitas</mods:title>
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</mods:titleInfo>
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<mods:part id="A495905106A1829DFD717491AEC87762">
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<mods:date id="01B51BB4BDEAE22CAB126FD3FEDFD55F">2007</mods:date>
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<mods:detail id="D3575FE41A5E437262420CF791700366" type="volume">
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<mods:number id="3C8FB60C436482D5BB8D313F4A3D5CBE">29</mods:number>
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</mods:detail>
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<mods:detail id="3A58C7E52CE085ED3B0F2369FF1C68EF" type="issue">
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<mods:number id="09C2101975BBDCFF8843445B7DF458AB">4</mods:number>
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</mods:detail>
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<mods:extent id="DC1D0B9AE4D29B392A6BC798B9748A7F" unit="page">
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<mods:start id="F3292E30964E76C43A311FEBF64DE777">561</mods:start>
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<mods:end id="B686F2C854D591F424733EE48FD9FC28">618</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:classification id="73012E39EB1C67336D61380710780ECE">journal article</mods:classification>
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<mods:identifier id="3B80218673C3317B5E5452DAE70A177B" type="DOI">10.5281/zenodo.4651080</mods:identifier>
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<mods:identifier id="D291A6ECCE8AD360AC0E1924F8596B7D" type="ISSN">1638-9395</mods:identifier>
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<mods:identifier id="9AF03B246B42AF0B6E497912A8532174" type="Zenodo-Dep">4651080</mods:identifier>
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<mods:identifier id="4C8B92B68C0819BC34BBA50DBC64AFC8" type="ZooBank">FA38C827-6C5F-4B70-B306-F30C90801A2F</mods:identifier>
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</mods:mods>
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<treatment id="550B87C3C16DFFB3FF37764EFD9B06C5" LSID="urn:lsid:plazi:treatment:550B87C3C16DFFB3FF37764EFD9B06C5" httpUri="http://treatment.plazi.org/id/550B87C3C16DFFB3FF37764EFD9B06C5" lastPageId="22" lastPageNumber="583" pageId="19" pageNumber="580">
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<subSubSection id="95B8655EC16DFFB6FF37764EFDBB013A" box="[243,517,1081,1108]" pageId="19" pageNumber="580" type="nomenclature">
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<paragraph id="DD1D36D5C16DFFB6FF37764EFDBB013A" blockId="19.[243,517,1081,1108]" box="[243,517,1081,1108]" pageId="19" pageNumber="580">
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<heading id="865581B9C16DFFB6FF37764EFDBB013A" box="[243,517,1081,1108]" centered="true" fontSize="11" level="2" pageId="19" pageNumber="580" reason="2">
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<taxonomicName id="1AA24D56C16DFFB6FF37764EFE7A013A" authority="Bianucci & Lambert & Post, 2007" authorityName="Bianucci & Lambert & Post" authorityYear="2007" box="[243,452,1081,1108]" class="Mammalia" family="Ziphiidae" genus="Ihlengesi" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="species" species="saldanhae" status="sp. nov.">
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<emphasis id="EFD6EAC7C16DFFB6FF37764EFE7A013A" bold="true" box="[243,452,1081,1108]" italics="true" pageId="19" pageNumber="580">Ihlengesi saldanhae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="F4E557BCC16DFFB6FE0E764DFDBB013A" box="[458,517,1082,1108]" pageId="19" pageNumber="580" rank="species">n. sp.</taxonomicNameLabel>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="95B8655EC16DFFB6FFB57601FEED00C5" pageId="19" pageNumber="580" type="materials_examined">
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<paragraph id="DD1D36D5C16DFFB6FFB57601FF0D01AF" blockId="19.[113,646,1141,1217]" pageId="19" pageNumber="580">
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<materialsCitation id="6DCA3C88C16DFFB6FFB57601FF0D01AF" collectionCode="SAM" pageId="19" pageNumber="580" specimenCode="PQ 2792" specimenCount="1" typeStatus="holotype">
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<typeStatus id="02198877C16DFFB6FFB57601FF6501E2" box="[113,219,1142,1165]" pageId="19" pageNumber="580" type="holotype">HOLOTYPE</typeStatus>
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. —
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<collectionCode id="BBB3AE10C16DFFB6FECC7602FE8501E3" box="[264,315,1141,1165]" country="South Africa" httpUri="http://grbio.org/cool/mhew-9czz" name="South African Museum" pageId="19" pageNumber="580">SAM</collectionCode>
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<specimenCode id="8D049EAEC16DFFB6FE877602FE1C01E3" box="[323,418,1141,1165]" collectionCode="SAM" country="South Africa" httpUri="http://grbio.org/cool/mhew-9czz" name="South African Museum" pageId="19" pageNumber="580">PQ 2792</specimenCode>
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, partial skull including the rostrum base, anterior part of the cranium, and the vertex.
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</materialsCitation>
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</paragraph>
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<paragraph id="DD1D36D5C16DFFB6FFB576ADFEED00C5" blockId="19.[113,647,1241,1451]" pageId="19" pageNumber="580">
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<typeStatus id="02198877C16DFFB6FFB576ADFF71019E" box="[113,207,1242,1265]" pageId="19" pageNumber="580" type="paratype">PARATYPE</typeStatus>
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. —
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<collectionCode id="BBB3AE10C16DFFB6FF3976ADFE8E019C" box="[253,304,1242,1266]" country="South Africa" httpUri="http://grbio.org/cool/mhew-9czz" name="South African Museum" pageId="19" pageNumber="580">SAM</collectionCode>
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PQ 69673, rostrum with anterior part of the cranium trawled off
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<collectingRegion id="1F66F837C16DFFB6FE627683FE670062" box="[422,473,1268,1292]" country="South Africa" name="Western Cape" pageId="19" pageNumber="580">Cape</collectingRegion>
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Columbine, west coast of
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<collectingCountry id="A5B57645C16DFFB6FF037779FEF90048" box="[199,327,1294,1318]" name="South Africa" pageId="19" pageNumber="580">South Africa</collectingCountry>
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, Atlantic Ocean. This specimen was previously referred to “cf.
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<taxonomicName id="1AA24D56C16DFFB6FE66775EFD3E002F" baseAuthorityName="Blainville" baseAuthorityYear="1817" box="[418,640,1321,1345]" class="Mammalia" family="Hyperoodontidae" genus="Mesoplodon" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="species" species="densirostris">
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<emphasis id="EFD6EAC7C16DFFB6FE66775EFD3E002F" box="[418,640,1321,1345]" italics="true" pageId="19" pageNumber="580">Mesoplodon densirostris</emphasis>
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</taxonomicName>
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,
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<taxonomicName id="1AA24D56C16DFFB6FFB57733FF7E0035" authorityName="Haast" authorityYear="1876" box="[113,192,1348,1371]" class="Mammalia" family="Hyperoodontidae" genus="Mesoplodon" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="species" species="grayi">
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<emphasis id="EFD6EAC7C16DFFB6FFB57733FF7E0035" box="[113,192,1348,1371]" italics="true" pageId="19" pageNumber="580">M. grayi</emphasis>
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</taxonomicName>
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,
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<taxonomicName id="1AA24D56C16DFFB6FF0F7733FE870035" authorityName="Flower" authorityYear="1878" box="[203,313,1347,1371]" class="Mammalia" family="Hyperoodontidae" genus="Mesoplodon" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="species" species="australis">
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<emphasis id="EFD6EAC7C16DFFB6FF0F7733FE870035" box="[203,313,1347,1371]" italics="true" pageId="19" pageNumber="580">M. australis</emphasis>
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</taxonomicName>
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” by
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<bibRefCitation id="B9334B24C16DFFB6FEA17734FDAF0035" author="HAUGHTON S. H." box="[357,529,1347,1371]" pageId="19" pageNumber="580" pagination="329 - 334" refId="ref19286" refString="HAUGHTON S. H. 1956. - Phosphatic-glauconite deposits off the west coast of South Africa. Annals of the South African Museum 42 (4): 329 - 334." type="journal article" year="1956">Haughton (1956)</bibRefCitation>
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on the basis of the location of the premaxillary foramina. This well preserved rostrum provides additional information for the species description.
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</paragraph>
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</subSubSection>
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<subSubSection id="95B8655EC16DFFB6FFB577B4FD39009A" pageId="19" pageNumber="580" type="etymology">
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<paragraph id="DD1D36D5C16DFFB6FFB577B4FD39009A" blockId="19.[113,647,1474,1525]" pageId="19" pageNumber="580">
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ETYMOLOGY. — The
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<typeStatus id="02198877C16DFFB6FE8477B5FE2D00B4" box="[320,403,1474,1498]" pageId="19" pageNumber="580" type="holotype">holotype</typeStatus>
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was found offshore from Saldanha Bay, a locality on the west coast of
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<collectingCountry id="A5B57645C16DFFB6FDCF77ABFD3D009A" box="[523,643,1500,1524]" name="South Africa" pageId="19" pageNumber="580">South Africa</collectingCountry>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="95B8655EC16DFFB6FFB5747BFDFB0351" pageId="19" pageNumber="580" type="materials_examined">
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<paragraph id="DD1D36D5C16DFFB6FFB5747BFDFB0351" blockId="19.[113,647,1548,1599]" pageId="19" pageNumber="580">
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<collectionCode id="BBB3AE10C16DFFB6FFB5747BFF42034D" box="[113,252,1548,1571]" pageId="19" pageNumber="580">TYPE LOCALITY</collectionCode>
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. — No exact locality.Trawled off Saldanha Bay, west coast of
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<collectingCountry id="A5B57645C16DFFB6FEE67451FE1E0350" box="[290,416,1574,1598]" name="South Africa" pageId="19" pageNumber="580">South Africa</collectingCountry>
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, Atlantic Ocean.
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</paragraph>
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</subSubSection>
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<subSubSection id="95B8655EC16DFFB6FFB57421FC6A001A" pageId="19" pageNumber="580" type="diagnosis">
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<paragraph id="DD1D36D5C16DFFB6FFB57421FC6A001A" blockId="19.[113,646,1622,1699]" lastBlockId="19.[677,1211,1082,1397]" pageId="19" pageNumber="580">
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DIAGNOSIS. —
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<taxonomicName id="1AA24D56C16DFFB6FEC97421FE780300" authority="Bianucci & Lambert & Post, 2007" authorityName="Bianucci & Lambert & Post" authorityYear="2007" box="[269,454,1622,1646]" class="Mammalia" family="Ziphiidae" genus="Ihlengesi" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="species" species="saldanhae" status="n. gen., n. sp.">
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<emphasis id="EFD6EAC7C16DFFB6FEC97421FE780300" box="[269,454,1622,1646]" italics="true" pageId="19" pageNumber="580">Ihlengesi saldanhae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="F4E557BCC16DFFB6FE0A7421FDE50303" box="[462,603,1622,1646]" pageId="19" pageNumber="580" rank="species">n. gen., n. sp.</taxonomicNameLabel>
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differs from all other
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<taxonomicName id="1AA24D56C16DFFB6FEEA7407FE6203E6" authorityName="Gray" authorityYear="1866" box="[302,476,1648,1672]" class="Mammalia" family="Ziphiidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="subFamily" subFamily="Hyperoodontinae">Hyperoodontinae</taxonomicName>
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in the shortened premaxillary sac fossa (ratio between measurements 15 and 16 lower than 0.30). It shares with
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<taxonomicName id="1AA24D56C16DFFB6FBFE764DFB07013C" authority="Bianucci & Lambert & Post, 2007" authorityName="Bianucci & Lambert & Post" authorityYear="2007" box="[1082,1209,1082,1106]" class="Mammalia" family="Ziphiidae" genus="Africanacetus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="genus" status="gen. nov.">
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<emphasis id="EFD6EAC7C16DFFB6FBFE764DFB07013C" box="[1082,1209,1082,1106]" italics="true" pageId="19" pageNumber="580">Africanacetus</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="F4E557BCC16DFFB6FD617622FD550103" box="[677,747,1109,1133]" pageId="19" pageNumber="580" rank="genus">n. gen.</taxonomicNameLabel>
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,
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<taxonomicName id="1AA24D56C16DFFB6FD327623FCD80102" authorityName="Lacepede" authorityYear="1804" box="[758,870,1108,1132]" class="Mammalia" family="Hyperoodontidae" genus="Hyperoodon" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="genus">
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<emphasis id="EFD6EAC7C16DFFB6FD327623FCD80102" box="[758,870,1108,1132]" italics="true" pageId="19" pageNumber="580">Hyperoodon</emphasis>
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</taxonomicName>
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, and
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<emphasis id="EFD6EAC7C16DFFB6FC657623FBAB0102" box="[929,1045,1108,1132]" italics="true" pageId="19" pageNumber="580">
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<taxonomicName id="1AA24D56C16DFFB6FC657623FBAF0102" authorityName="Gervais" authorityYear="1850" box="[929,1041,1108,1132]" class="Mammalia" family="Hyperoodontidae" genus="Mesoplodon" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="genus">Mesoplodon</taxonomicName>
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:
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</emphasis>
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the inclusion of the nasal into the premaxillary crest over at least half the length of the median margin of the crest and a deep anteromedian excavation of the nasals. Both characters are absent in
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<taxonomicName id="1AA24D56C16DFFB6FCEF76C9FC1301B8" authority="Bianucci & Lambert & Post, 2007" authorityName="Bianucci & Lambert & Post" authorityYear="2007" box="[811,941,1214,1238]" class="Mammalia" family="Ziphiidae" genus="Khoikhoicetus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="genus" status="gen. nov.">
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<emphasis id="EFD6EAC7C16DFFB6FCEF76C9FC1301B8" box="[811,941,1214,1238]" italics="true" pageId="19" pageNumber="580">Khoikhoicetus</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="F4E557BCC16DFFB6FC7176C8FC4401B9" box="[949,1018,1215,1239]" pageId="19" pageNumber="580" rank="genus">n. gen.</taxonomicNameLabel>
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and
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<taxonomicName id="1AA24D56C16DFFB6FBEA76C9FB2501B8" authorityName="Moore" authorityYear="1968" box="[1070,1179,1214,1238]" class="Mammalia" family="Hyperoodontidae" genus="Indopacetus" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="genus">
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<emphasis id="EFD6EAC7C16DFFB6FBEA76C9FB2501B8" box="[1070,1179,1214,1238]" italics="true" pageId="19" pageNumber="580">Indopacetus</emphasis>
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</taxonomicName>
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. It further differs from
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<taxonomicName id="1AA24D56C16DFFB6FCA676AEFC60019F" authority="Bianucci & Lambert & Post, 2007" authorityName="Bianucci & Lambert & Post" authorityYear="2007" box="[866,990,1241,1265]" class="Mammalia" family="Ziphiidae" genus="Africanacetus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="genus" status="gen. nov.">
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<emphasis id="EFD6EAC7C16DFFB6FCA676AEFC60019F" box="[866,990,1241,1265]" italics="true" pageId="19" pageNumber="580">Africanacetus</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="F4E557BCC16DFFB6FC2776AEFB9B019F" box="[995,1061,1241,1265]" pageId="19" pageNumber="580" rank="genus">n. gen.</taxonomicNameLabel>
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in: smaller size; maxillary foramen close to the prominental notch at the rostrum base; roughly flat dorsal surface of the preorbital process and premaxillary sac fossa not laterally sloping. The space between the premaxillary crests is wider than in
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<taxonomicName id="1AA24D56C16DFFB6FD7B772AFC91001B" authorityName="Lacepede" authorityYear="1804" box="[703,815,1373,1397]" class="Mammalia" family="Hyperoodontidae" genus="Hyperoodon" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="genus">
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<emphasis id="EFD6EAC7C16DFFB6FD7B772AFC91001B" box="[703,815,1373,1397]" italics="true" pageId="19" pageNumber="580">Hyperoodon</emphasis>
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</taxonomicName>
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and
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<taxonomicName id="1AA24D56C16DFFB6FCA4772AFC70001B" authorityName="Gervais" authorityYear="1850" box="[864,974,1373,1397]" class="Mammalia" family="Hyperoodontidae" genus="Mesoplodon" kingdom="Animalia" order="Cetacea" pageId="19" pageNumber="580" phylum="Chordata" rank="genus">
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<emphasis id="EFD6EAC7C16DFFB6FCA4772AFC70001B" box="[864,974,1373,1397]" italics="true" pageId="19" pageNumber="580">Mesoplodon</emphasis>
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</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="95B8655EC16DFFB3FD6177DBFD9B06C5" lastPageId="22" lastPageNumber="583" pageId="19" pageNumber="580" type="description">
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<paragraph id="DD1D36D5C16DFFB6FD6177DBFB8C00A9" blockId="19.[677,1210,1452,1700]" box="[677,1074,1452,1479]" pageId="19" pageNumber="580">
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DESCRIPTION (
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<figureCitation id="45992A50C16DFFB6FC8177DAFC2500A9" box="[837,923,1453,1479]" captionStart="FIG" captionStartId="20.[113,124,1657,1674]" captionTargetBox="[121,1203,256,1556]" captionTargetId="figure-22@20.[93,1226,220,1616]" captionTargetPageId="20" captionText="FIG. 15. — Skull of Ihlengesi saldanhae n. gen., n. sp. (SAM PQ 2792, holotype): A, dorsal view; B, lateral view; C, detail of the anterior view; D, corresponding line drawing. Scale bar: 10 cm." figureDoi="http://doi.org/10.5281/zenodo.4651107" httpUri="https://zenodo.org/record/4651107/files/figure.png" pageId="19" pageNumber="580">FIGS 15</figureCitation>
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;
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<figureCitation id="45992A50C16DFFB6FC6377DAFC7B00A9" box="[935,965,1453,1479]" captionStart="FIG" captionStartId="21.[115,126,1361,1378]" captionTargetBox="[106,1195,211,1355]" captionTargetId="figure-18@21.[106,1195,211,1355]" captionTargetPageId="21" captionText="FIG. 16. — Ihlengesi saldanhae n. gen., n. sp.: A, B, vertex of skull (SAM PQ 2792, holotype); A, dorsal view; B, corresponding line drawing; C-E, incomplete skull (SAM PQ 69673, paratype); C, dorsal view; D, anterior view; E, lateral view. Scale bars: A, B, 2 cm; C-E, 10 cm." figureDoi="http://doi.org/10.5281/zenodo.4651109" httpUri="https://zenodo.org/record/4651109/files/figure.png" pageId="19" pageNumber="580">16</figureCitation>
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;
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<tableCitation id="9020036EC16DFFB6FC1477DBFB9400A9" box="[976,1066,1452,1479]" captionStart="TABLE" captionStartId="52.[113,122,1081,1098]" captionText="TABLE 4. — Measurements (in mm) of the skulls of Hyperoodontinae from the Neogene of South Africa,Khoikhoicetus agulhasis n. gen., n. sp., Ihlengesi saldanhae n. gen., n. sp., Africanacetus ceratopsis n. gen., n. sp., and Mesoplodon slangkopi n. sp. Abbreviations: e, estimate; +, nearly complete; -, no data." pageId="19" pageNumber="580">TABLE 4</tableCitation>
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)
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</paragraph>
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<paragraph id="DD1D36D5C16DFFB6FD6177BCFB0403CD" blockId="19.[677,1210,1452,1700]" pageId="19" pageNumber="580">
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A large part of the elongated and transversely compressed rostrum, higher than wide, is preserved in SAM PQ 69673. The maxilla is roughly hidden from the dorsal view for the anterior half of the rostrum. A slight constriction is seen in dorsal view at
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<emphasis id="EFD6EAC7C16DFFB6FD7B741DFD6E03ED" box="[703,720,1642,1667]" italics="true" pageId="19" pageNumber="580">c.</emphasis>
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<quantity id="1A5A9B30C16DFFB6FD12741DFC8C03EA" box="[726,818,1642,1668]" metricMagnitude="-1" metricUnit="m" metricValue="1.2" pageId="19" pageNumber="580" unit="mm" value="120.0">120 mm</quantity>
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from the preserved apex. The vomer fills the mesorostral groove over its whole length.
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</paragraph>
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<paragraph id="DD1D36D5C16AFFB1FF1A72ACFD240598" blockId="20.[222,666,219,246]" box="[222,666,219,246]" pageId="20" pageNumber="581">A maxilla</paragraph>
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<paragraph id="DD1D36D5C16AFFB1FBD37460FBC60344" blockId="20.[113,1210,1559,1697]" box="[1047,1144,1559,1578]" pageId="20" pageNumber="581">premaxilla</paragraph>
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<paragraph id="DD1D36D5C16AFFB1FD207456FC33035A" blockId="20.[113,1210,1559,1697]" box="[740,909,1569,1588]" pageId="20" pageNumber="581">maxillary foramen</paragraph>
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<caption id="89DD665DC16AFFB1FFB5740EFD8403CF" ID-DOI="http://doi.org/10.5281/zenodo.4651107" ID-Zenodo-Dep="4651107" httpUri="https://zenodo.org/record/4651107/files/figure.png" pageId="20" pageNumber="581" startId="20.[113,124,1657,1674]" targetBox="[121,1203,256,1556]" targetPageId="20">
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<paragraph id="DD1D36D5C16AFFB1FFB5740EFD8403CF" blockId="20.[113,1210,1559,1697]" pageId="20" pageNumber="581">
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FIG. 15. — Skull of
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<taxonomicName id="1AA24D56C16AFFB1FEC8740EFE1003E4" authority="Bianucci & Lambert & Post, 2007" authorityName="Bianucci & Lambert & Post" authorityYear="2007" box="[268,430,1657,1674]" class="Mammalia" family="Ziphiidae" genus="Ihlengesi" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cetacea" pageId="20" pageNumber="581" phylum="Chordata" rank="species" species="saldanhae" status="n. gen., n. sp.">
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<emphasis id="EFD6EAC7C16AFFB1FEC8740EFE1003E4" box="[268,430,1657,1674]" italics="true" pageId="20" pageNumber="581">Ihlengesi saldanhae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="F4E557BCC16AFFB1FE77740EFD9A03E4" box="[435,548,1657,1674]" pageId="20" pageNumber="581" rank="species">n. gen., n. sp.</taxonomicNameLabel>
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(SAM PQ 2792, holotype):
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<emphasis id="EFD6EAC7C16AFFB1FCC6740EFCB103E4" bold="true" box="[770,783,1657,1674]" pageId="20" pageNumber="581">A</emphasis>
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, dorsal view;
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<emphasis id="EFD6EAC7C16AFFB1FC44740EFC3303E4" bold="true" box="[896,909,1657,1674]" pageId="20" pageNumber="581">B</emphasis>
|
|
, lateral view;
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<emphasis id="EFD6EAC7C16AFFB1FC39740EFBB503E4" bold="true" box="[1021,1035,1657,1674]" pageId="20" pageNumber="581">C</emphasis>
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, detail of the anterior view;
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<emphasis id="EFD6EAC7C16AFFB1FF6574E7FF1103CF" bold="true" box="[161,175,1680,1697]" pageId="20" pageNumber="581">D</emphasis>
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|
, corresponding line drawing. Scale bar: 10 cm.
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</paragraph>
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</caption>
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|
<caption id="89DD665DC16BFFB0FFB77726FF6600FE" ID-DOI="http://doi.org/10.5281/zenodo.4651109" ID-Zenodo-Dep="4651109" httpUri="https://zenodo.org/record/4651109/files/figure.png" pageId="21" pageNumber="582" startId="21.[115,126,1361,1378]" targetBox="[106,1195,211,1355]" targetPageId="21">
|
|
<paragraph id="DD1D36D5C16BFFB0FFB77726FF6600FE" blockId="21.[115,1213,1361,1424]" pageId="21" pageNumber="582">
|
|
FIG. 16. —
|
|
<taxonomicName id="1AA24D56C16BFFB0FF0B7726FECD000C" authority="Bianucci & Lambert & Post, 2007" authorityName="Bianucci & Lambert & Post" authorityYear="2007" box="[207,371,1361,1378]" class="Mammalia" family="Ziphiidae" genus="Ihlengesi" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cetacea" pageId="21" pageNumber="582" phylum="Chordata" rank="species" species="saldanhae" status="n. gen., n. sp.">
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<emphasis id="EFD6EAC7C16BFFB0FF0B7726FECD000C" box="[207,371,1361,1378]" italics="true" pageId="21" pageNumber="582">Ihlengesi saldanhae</emphasis>
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</taxonomicName>
|
|
<taxonomicNameLabel id="F4E557BCC16BFFB0FEBD7726FE4F000C" box="[377,497,1361,1378]" pageId="21" pageNumber="582" rank="species">n. gen., n. sp.</taxonomicNameLabel>
|
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:
|
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<emphasis id="EFD6EAC7C16BFFB0FE3D7726FDB8000C" bold="true" box="[505,518,1361,1378]" pageId="21" pageNumber="582">A</emphasis>
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,
|
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<emphasis id="EFD6EAC7C16BFFB0FDD57726FDA0000C" bold="true" box="[529,542,1361,1378]" pageId="21" pageNumber="582">B</emphasis>
|
|
, vertex of skull (SAM PQ 2792, holotype);
|
|
<emphasis id="EFD6EAC7C16BFFB0FC417726FC2C000C" bold="true" box="[901,914,1361,1378]" pageId="21" pageNumber="582">A</emphasis>
|
|
, dorsal view;
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<emphasis id="EFD6EAC7C16BFFB0FBC37726FBAA000C" bold="true" box="[1031,1044,1361,1378]" pageId="21" pageNumber="582">B</emphasis>
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, corresponding line drawing;
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<emphasis id="EFD6EAC7C16BFFB0FF05771FFF5C0017" bold="true" box="[193,226,1384,1401]" pageId="21" pageNumber="582">C -E</emphasis>
|
|
, incomplete skull (SAM PQ 69673, paratype);
|
|
<emphasis id="EFD6EAC7C16BFFB0FDA3771FFDCB0017" bold="true" box="[615,629,1384,1401]" pageId="21" pageNumber="582">C</emphasis>
|
|
, dorsal view;
|
|
<emphasis id="EFD6EAC7C16BFFB0FD2E771FFD460017" bold="true" box="[746,760,1384,1401]" pageId="21" pageNumber="582">D</emphasis>
|
|
, anterior view;
|
|
<emphasis id="EFD6EAC7C16BFFB0FCBD771FFC3B0017" bold="true" box="[889,901,1384,1401]" pageId="21" pageNumber="582">E</emphasis>
|
|
, lateral view. Scale bars: A, B, 2 cm; C-E, 10 cm.
|
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</paragraph>
|
|
</caption>
|
|
<paragraph id="DD1D36D5C16BFFB0FFB577BBFC85030A" blockId="21.[113,647,1483,1700]" lastBlockId="21.[677,1210,1483,1700]" pageId="21" pageNumber="582">
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|
In the
|
|
<typeStatus id="02198877C16BFFB0FF7177BCFEAB008B" box="[181,277,1483,1509]" pageId="21" pageNumber="582" type="holotype">holotype</typeStatus>
|
|
, the maximum height and width of the vomer is reached at the rostrum base;
|
|
<materialsCitation id="6DCA3C88C16BFFB0FDEF779CFC86030A" collectionCode="SAM" pageId="21" pageNumber="582" specimenCode="PQ 69673" specimenCount="2" typeStatus="holotype">
|
|
a second hump at one third of the length of the rostrum is observed in
|
|
<collectionCode id="BBB3AE10C16BFFB0FECB745DFEF6032A" box="[271,328,1578,1604]" country="South Africa" httpUri="http://grbio.org/cool/mhew-9czz" name="South African Museum" pageId="21" pageNumber="582">SAM</collectionCode>
|
|
<specimenCode id="8D049EAEC16BFFB0FE94745DFE7A032A" box="[336,452,1578,1604]" collectionCode="SAM" country="South Africa" httpUri="http://grbio.org/cool/mhew-9czz" name="South African Museum" pageId="21" pageNumber="582">PQ 69673</specimenCode>
|
|
(not preserved in the
|
|
<typeStatus id="02198877C16BFFB0FF58743DFEBE030B" box="[156,256,1610,1637]" pageId="21" pageNumber="582" type="holotype">holotype</typeStatus>
|
|
). A median suture marks the dorsal surface of the vomer at the rostrum base. In the
|
|
<typeStatus id="02198877C16BFFB0FFB574FEFF6D03CD" box="[113,211,1673,1699]" pageId="21" pageNumber="582" type="holotype">holotype</typeStatus>
|
|
, the two premaxillae nearly contact each other above the mesorostral groove
|
|
<quantity id="1A5A9B30C16BFFB0FBD077BCFBDF0088" box="[1044,1121,1483,1510]" metricMagnitude="-2" metricUnit="m" metricValue="7.0" pageId="21" pageNumber="582" unit="mm" value="70.0">70 mm</quantity>
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|
anterior to the antorbital notches, a condition sometimes observed in Recent
|
|
<taxonomicName id="1AA24D56C16BFFB0FC40747DFB3E034A" baseAuthorityName="Blainville" baseAuthorityYear="1817" box="[900,1152,1546,1572]" class="Mammalia" family="Hyperoodontidae" genus="Mesoplodon" kingdom="Animalia" order="Cetacea" pageId="21" pageNumber="582" phylum="Chordata" rank="species" species="densirostris">
|
|
<emphasis id="EFD6EAC7C16BFFB0FC40747DFB3E034A" box="[900,1152,1546,1572]" italics="true" pageId="21" pageNumber="582">Mesoplodon densirostris</emphasis>
|
|
</taxonomicName>
|
|
. The ventrolateral surface of the rostrum of both specimens is worn
|
|
</materialsCitation>
|
|
.
|
|
</paragraph>
|
|
<paragraph id="DD1D36D5C16BFFB3FD7F741EFDE1043F" blockId="21.[677,1210,1483,1700]" lastBlockId="22.[113,648,216,939]" lastPageId="22" lastPageNumber="583" pageId="21" pageNumber="582">
|
|
The prominental notch is wide and roughly as deep as in
|
|
<taxonomicName id="1AA24D56C16BFFB0FCD674FEFC6403CD" baseAuthorityName="Gray" baseAuthorityYear="1865" box="[786,986,1673,1699]" class="Mammalia" family="Hyperoodontidae" genus="Mesoplodon" kingdom="Animalia" order="Cetacea" pageId="21" pageNumber="582" phylum="Chordata" rank="species" species="layardii">
|
|
<emphasis id="EFD6EAC7C16BFFB0FCD674FEFC6403CD" box="[786,986,1673,1699]" italics="true" pageId="21" pageNumber="582">Mesoplodon layardii</emphasis>
|
|
</taxonomicName>
|
|
. A reduced maxillary foramen opens anterolaterally as a triangular fissure towards the prominental notch. At the level of the well developed maxillary tubercle, the preorbital process is barely convex, lacking a distinct maxillary crest.
|
|
</paragraph>
|
|
<paragraph id="DD1D36D5C168FFB3FF4C7321FE430741" blockId="22.[113,648,216,939]" pageId="22" pageNumber="583">The distinctly asymmetric premaxillary sac fossae are short; the distance between the anterior margin of the bony nares and the premaxillary foramen is small. The premaxillary foramen is located in a shallow depression behind the level of the antorbital notch. The ascending process of the premaxilla is strongly constricted in anterior view.</paragraph>
|
|
<paragraph id="DD1D36D5C168FFB3FF4C7043FD9B06C5" blockId="22.[113,648,216,939]" pageId="22" pageNumber="583">The vertex is moderately elevated. The premaxillary crest is thick and wide, posterolaterally directed. An oblique transverse groove limits ventrally the anterior surface of each premaxillary crest. The thicker right crest overhangs the ascending process. The lateral margins of the longitudinally elongated nasals are anteriorly diverging; the anterolateral corner is distinctly thrust into the medial part of the premaxillary crest. The anteromedial surface of the nasals is strongly excavated; it forms a deep vertical groove between the premaxillary crests. The naso-frontal suture is convex posteriorly.</paragraph>
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</subSubSection>
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</treatment>
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</document> |