123 lines
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123 lines
13 KiB
XML
<document id="C37C7FE2CBAFE2CA1E134E9E1B7412EC" ID-CLB-Dataset="30484" ID-DOI="10.11646/zootaxa.4396.1.1" ID-GBIF-Dataset="918f2145-a708-460e-b19b-4f67e6c99b30" ID-ISSN="1175-5326" ID-Zenodo-Dep="1202723" ID-ZooBank="8EEBE6DE-0ECC-4B9C-AD14-01438291782B" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1521441296340" checkinUser="plazi" docAuthor="Smith, Patrick M., Paterson, John R. & Brock, Glenn A." docDate="2018" docId="038CC426FF9EFFB8FF399FC3FCC1FB7B" docLanguage="en" docName="zootaxa.4396.1.1.pdf" docOrigin="Zootaxa 4396 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Blackwelderia biaverta Opik 1967" docType="treatment" docVersion="7" lastPageNumber="50" masterDocId="FFB5BC5EFFAFFF89FFAE9D71FF99FFE3" masterDocTitle="Trilobites and agnostids from the Goyder Formation (Cambrian Series 3, Guzhangian; Mindyallan), Amadeus Basin, central Australia" masterLastPageNumber="67" masterPageNumber="1" pageNumber="50" updateTime="1698532001681" updateUser="ExternalLinkService">
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<mods:titleInfo id="3E6B6333577C7724D92BAE4A63DDFEFE">
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<mods:title id="CE8400106E8321A93A18C7CB74CA0191">Trilobites and agnostids from the Goyder Formation (Cambrian Series 3, Guzhangian; Mindyallan), Amadeus Basin, central Australia</mods:title>
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<mods:namePart id="CED89E7A337FC0B9E298A037C63C3467">Smith, Patrick M.</mods:namePart>
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<mods:namePart id="F83065929150A5C9451FF93AEAD3DAE9">Paterson, John R.</mods:namePart>
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<mods:name id="1C7C9B194D980673F6C155357152B1B7" type="personal">
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<mods:roleTerm id="4F14F9E2432DE24E778052AA294816BC">Author</mods:roleTerm>
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<mods:namePart id="CF46A75E2CF85E4E1E8F73B70A89B942">Brock, Glenn A.</mods:namePart>
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<mods:typeOfResource id="D0804FC1E4A1E004D8B567C27B93092F">text</mods:typeOfResource>
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<mods:title id="583D83F77F3C5C3C3D01C763079FBCA0">Zootaxa</mods:title>
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<mods:part id="54A37AD8F46F935FCAC1D98729A00BEA">
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<mods:date id="5343FCFE210979E67E7A71367B489F27">2018</mods:date>
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<mods:number id="12C8036FE5E267B5D49058CD29799609">2018-03-19</mods:number>
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<mods:number id="16D19F85F94B1F15832366B2C3469A50">4396</mods:number>
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<mods:identifier id="CA52C97C8BA12D25557E8758F6DE97A4" type="CLB-Dataset">30484</mods:identifier>
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<mods:identifier id="7985088E1132F787C595C02C3F9A5302" type="DOI">10.11646/zootaxa.4396.1.1</mods:identifier>
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<treatment id="038CC426FF9EFFB8FF399FC3FCC1FB7B" ID-DOI="http://doi.org/10.5281/zenodo.5980830" ID-GBIF-Taxon="142340479" ID-Zenodo-Dep="5980830" LSID="urn:lsid:plazi:treatment:038CC426FF9EFFB8FF399FC3FCC1FB7B" httpUri="http://treatment.plazi.org/id/038CC426FF9EFFB8FF399FC3FCC1FB7B" lastPageNumber="50" pageId="49" pageNumber="50">
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<subSubSection id="C33F26BBFF9EFFB8FF399FC3FE17FD2F" box="[151,398,690,716]" pageId="49" pageNumber="50" type="nomenclature">
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<paragraph id="8B9A7530FF9EFFB8FF399FC3FE17FD2F" blockId="49.[151,398,690,716]" box="[151,398,690,716]" pageId="49" pageNumber="50">
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<heading id="D0D2C25CFF9EFFB8FF399FC3FE17FD2F" bold="true" box="[151,398,690,716]" fontSize="11" level="1" pageId="49" pageNumber="50" reason="1">
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<taxonomicName id="4C250EB3FF9EFFB8FF399FC3FE17FD2F" authority="Opik, 1967" authorityName="Opik" authorityYear="1967" box="[151,398,690,716]" class="Trilobita" family="Damesellidae" genus="Blackwelderia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Lichida" pageId="49" pageNumber="52" phylum="Arthropoda" rank="species" species="biaverta">
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<emphasis id="B951A922FF9EFFB8FF399FC3FE17FD2F" bold="true" box="[151,398,690,716]" pageId="49" pageNumber="50">
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<emphasis id="B951A922FF9EFFB8FF399FC3FF64FD2F" bold="true" box="[151,253,690,716]" italics="true" pageId="49" pageNumber="50">Biaverta</emphasis>
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Öpik, 1967
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C33F26BBFF9EFFB8FF399F88FDC3FCEC" box="[151,602,761,783]" pageId="49" pageNumber="50" type="materials_examined">
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<paragraph id="8B9A7530FF9EFFB8FF399F88FDC3FCEC" blockId="49.[151,602,761,783]" box="[151,602,761,783]" pageId="49" pageNumber="50">
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<emphasis id="B951A922FF9EFFB8FF399F88FEBBFCEC" bold="true" box="[151,290,761,783]" pageId="49" pageNumber="50">Type species.</emphasis>
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<emphasis id="B951A922FF9EFFB8FE879F8BFE19FCEC" box="[297,384,762,783]" italics="true" pageId="49" pageNumber="50">Biaverta</emphasis>
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<taxonomicName id="4C250EB3FF9EFFB8FE299F88FDCFFCEC" authority="Opik, 1967" authorityName="Opik" authorityYear="1967" box="[391,598,761,783]" class="Trilobita" family="Damesellidae" genus="Blackwelderia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Lichida" pageId="49" pageNumber="50" phylum="Arthropoda" rank="species" species="biaverta">
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<emphasis id="B951A922FF9EFFB8FE299F88FE42FCEC" box="[391,475,761,783]" italics="true" pageId="49" pageNumber="50">biaverta</emphasis>
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Öpik, 1967
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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="C33F26BBFF9EFFB8FF399E4DFCC1FB7B" pageId="49" pageNumber="50" type="discussion">
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<paragraph id="8B9A7530FF9EFFB8FF399E4DFCC1FB7B" blockId="49.[151,1437,828,1176]" pageId="49" pageNumber="50">
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<emphasis id="B951A922FF9EFFB8FF399E4DFE85FCB6" bold="true" box="[151,284,828,853]" pageId="49" pageNumber="50">Discussion.</emphasis>
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Öpik (1967) originally placed
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<taxonomicName id="4C250EB3FF9EFFB8FD2E9E4CFCF0FCB6" authority="Opik, 1967" authorityName="Opik" authorityYear="1967" box="[640,873,828,853]" class="Trilobita" family="Damesellidae" genus="Blackwelderia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Lichida" pageId="49" pageNumber="52" phylum="Arthropoda" rank="species" species="biaverta">
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<emphasis id="B951A922FF9EFFB8FD2E9E4CFD78FCB7" box="[640,737,829,852]" italics="true" pageId="49" pageNumber="50">Biaverta</emphasis>
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Öpik,
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<quantity id="4CDDD8D5FF9EFFB8FC9F9E4DFCF0FCB6" box="[817,873,828,853]" metricMagnitude="1" metricUnit="m" metricValue="4.99618" pageId="49" pageNumber="50" unit="in" value="1967.0">1967</quantity>
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</taxonomicName>
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in the
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<taxonomicName id="4C250EB3FF9EFFB8FC159E4DFA95FCB6" authority="Walcott, 1916" authorityName="Walcott" authorityYear="1916" box="[955,1292,828,853]" class="Trilobita" family="Menomoniidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ptychopariida" pageId="49" pageNumber="50" phylum="Arthropoda" rank="family">
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Menomoniidae
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<bibRefCitation id="EFB408C1FF9EFFB8FBC09E4DFA95FCB6" box="[1134,1292,828,853]" pageId="49" pageNumber="50" refId="ref46301" refString="Walcott, C. D. (1916) Cambrian geology and paleontology, 3, No. 5, Cambrian trilobites. Smithsonian Miscellaneous Collections, 64, 301 - 456." type="journal article">Walcott, 1916</bibRefCitation>
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</taxonomicName>
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based on its concave preglabellar field, large, strongly convex palpebral and posterior areas, deep glabellar furrows that widen (exsag.) slightly adaxially, and anteriorly situated palpebral lobes. Bentley
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<emphasis id="B951A922FF9EFFB8FC589EF4FBA8FC7E" box="[1014,1073,900,925]" italics="true" pageId="49" pageNumber="50">et al.</emphasis>
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(2009) suggested that
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<emphasis id="B951A922FF9EFFB8FA929EF4FA05FC7F" box="[1340,1436,901,924]" italics="true" pageId="49" pageNumber="50">Biaverta</emphasis>
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was better placed in the
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<taxonomicName id="4C250EB3FF9EFFB8FE159ED6FC99FC23" authority="Whitehouse, 1939" authorityName="Whitehouse" authorityYear="1939" box="[443,768,935,960]" class="Trilobita" family="Nepeidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ptychopariida" pageId="49" pageNumber="50" phylum="Arthropoda" rank="family">
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Nepeidae
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<bibRefCitation id="EFB408C1FF9EFFB8FD9E9ED6FC99FC23" box="[560,768,935,960]" pageId="49" pageNumber="50" refId="ref46649" refString="Whitehouse, F. W. (1939) The Cambrian faunas of north-eastern Australia. Part 3: the polymerid trilobites (with supplement no. 1). Memoirs of the Queensland Museum, 11, 179 - 282." type="journal article">Whitehouse, 1939</bibRefCitation>
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</taxonomicName>
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rather than the
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<taxonomicName id="4C250EB3FF9EFFB8FC6F9ED6FBF2FC23" authorityName="Walcott" authorityYear="1916" box="[961,1131,935,960]" class="Trilobita" family="Menomoniidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ptychopariida" pageId="49" pageNumber="50" phylum="Arthropoda" rank="family">Menomoniidae</taxonomicName>
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(Öpik 1967;
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<bibRefCitation id="EFB408C1FF9EFFB8FAA39ED9FF4AFC07" pageId="49" pageNumber="50" refId="ref46334" refString="Wang, Q., Mills, K. J., Webby, B. D. & Shergold, J. H. (1989) Upper Cambrian (Mindyallan) trilobites and stratigraphy of the Kayrunnera Group, western New South Wales. BMR Journal of Australian Geology & Geophysics, 11, 107 - 118." type="journal article">
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Wang,
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<emphasis id="B951A922FF9EFFB8FACE9ED8FA05FC23" box="[1376,1436,935,960]" italics="true" pageId="49" pageNumber="50">et al.</emphasis>
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1989
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</bibRefCitation>
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). The characteristics used by Paterson (2005) to define the
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<taxonomicName id="4C250EB3FF9EFFB8FC2D9EBDFC74FC06" authorityName="Whitehouse" authorityYear="1939" box="[899,1005,972,997]" class="Trilobita" family="Nepeidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ptychopariida" pageId="49" pageNumber="50" phylum="Arthropoda" rank="family">Nepeidae</taxonomicName>
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exclude
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<emphasis id="B951A922FF9EFFB8FBF99EBCFB2EFC07" box="[1111,1207,973,996]" italics="true" pageId="49" pageNumber="50">Biaverta</emphasis>
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because it lacked a number of key features, including: distinctive palpebral lobes; prominent bifurcating eye ridges; and a preglabellar boss. However,
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<bibRefCitation id="EFB408C1FF9EFFB8FEE09964FDECFBCF" box="[334,629,1044,1069]" pageId="49" pageNumber="50" refId="ref46515" refString="Westrop, S. R. & Adrain, J. M. (2009) The late Cambrian (Furongian; Steptoean) trilobite genus Xenocheilos Wilson, 1949: systematics and biostratigraphic significance. Memoirs of the Association of Australasian Palaeontologists, 37, 351 - 368." type="journal article">Westrop & Adrain (2009)</bibRefCitation>
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conducted a cladistic analysis, which revealed
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<emphasis id="B951A922FF9EFFB8FB399964FB6EFBCF" box="[1175,1271,1045,1068]" italics="true" pageId="49" pageNumber="50">Biaverta</emphasis>
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as an ingroup member of the
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<taxonomicName id="4C250EB3FF9EFFB8FEEA9946FE28FBB3" authorityName="Whitehouse" authorityYear="1939" box="[324,433,1079,1104]" class="Trilobita" family="Nepeidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ptychopariida" pageId="49" pageNumber="50" phylum="Arthropoda" rank="family">Nepeidae</taxonomicName>
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. This result was largely based on the shared deep lateral glabellar furrows, large, convex palpebral and posterior areas, and a posterior border furrow that is deep abaxially, but shallows at the steep downturn near the extremities of the posterolateral projections.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |