404 lines
50 KiB
XML
404 lines
50 KiB
XML
<document id="BCF608FD9E442F999FC0D224C6B1D77E" ID-CLB-Dataset="27906" ID-DOI="10.11646/zootaxa.4525.1.1" ID-GBIF-Dataset="aab5d525-1d70-4a48-9469-43d4e446685d" ID-ISSN="1175-5326" ID-Zenodo-Dep="2610805" ID-ZooBank="9D378750-982F-4061-A419-B28E8DDFF825" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1553626294178" checkinUser="plazi" docAuthor="E. B, Neo, Adrain, Jonathan M. & Karim, Talia S." docDate="2018" docId="0384871CFFBA5040FF77FA6AFAB1F937" docLanguage="en" docName="zootaxa.4525.1.1.pdf" docOrigin="Zootaxa 4525 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Ibexaspis Pribyl and Vanek in Pribyl 1985" docType="treatment" docVersion="10" lastPageNumber="11" masterDocId="FFBDFF64FFB3504AFFE0FF82FF8BFFE8" masterDocTitle="The pliomerid trilobite Ibexaspis and related new genera, with species from the Early Ordovician (Floian; Tulean, Blackhillsian) of the Great Basin, western USA" masterLastPageNumber="152" masterPageNumber="1" pageNumber="10" updateTime="1698714183241" updateUser="ExternalLinkService">
|
||
<mods:mods id="B2FEBAB81E6C48866892E30378BD70C6" xmlns:mods="http://www.loc.gov/mods/v3">
|
||
<mods:titleInfo id="5DBB2F95510A891387EA96C45AFF02E3">
|
||
<mods:title id="18392ECB18C397A87BBFD1AAD957B78C">The pliomerid trilobite Ibexaspis and related new genera, with species from the Early Ordovician (Floian; Tulean, Blackhillsian) of the Great Basin, western USA</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:name id="044C41AB1758C52A3AC348764D7D6DF0" type="personal">
|
||
<mods:role id="B5B1058460859EE693021D482E8F345C">
|
||
<mods:roleTerm id="9E5B733B775F74606D93AC29895B9065">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="B573A5F82102FE43219604AFFDC023DB">E. B, Neo</mods:namePart>
|
||
</mods:name>
|
||
<mods:name id="9E19B49F746C07DF4015FC8CEEBDF518" type="personal">
|
||
<mods:role id="85F343CFD4DAF8E52982BCFEEC132189">
|
||
<mods:roleTerm id="0F0590B8310F61554CF12B6F9D860971">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="DB77D6FFF74B35D1284293B8A1201444">Adrain, Jonathan M.</mods:namePart>
|
||
</mods:name>
|
||
<mods:name id="BD2F1E75AADC3EC5FFDD88D3DF0A052D" type="personal">
|
||
<mods:role id="1E72AF69ED9B591BCBAC0701CEDE7785">
|
||
<mods:roleTerm id="F3EEA6C31CB58B63067E80960B83835F">Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart id="6BD76552558F9EACE404A5015BEDBA69">Karim, Talia S.</mods:namePart>
|
||
</mods:name>
|
||
<mods:typeOfResource id="990CDFD7D4B1DE78F0FA5FC30867A5BE">text</mods:typeOfResource>
|
||
<mods:relatedItem id="8C5C27CC25F9DF80484BC362ED2EAD7C" type="host">
|
||
<mods:titleInfo id="A967DEED8A92B1405736528B3C8BDB2A">
|
||
<mods:title id="87B7A9FD4E5CAA6DA1B85FFC4BB43846">Zootaxa</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:part id="5C03215883D314D817D30BDD171BA285">
|
||
<mods:date id="B8C73043C29E5969536DBBA16403CFA1">2018</mods:date>
|
||
<mods:detail id="70914E061247F12285DCC7A4866AE2C1" type="pubDate">
|
||
<mods:number id="87B97E4C1FD64C5CF35F800CDBAF65CB">2018-11-27</mods:number>
|
||
</mods:detail>
|
||
<mods:detail id="6E69905A3A4B15BA9A1F98ADFB8DB13A" type="volume">
|
||
<mods:number id="2F1BA7035727B270096A81F67A3BCD43">4525</mods:number>
|
||
</mods:detail>
|
||
<mods:detail id="D8FDAD7A8D90A5E97D493326D7D69F57" type="issue">
|
||
<mods:number id="30E6FF6A0BB38AE609A9704CE264C768">1</mods:number>
|
||
</mods:detail>
|
||
<mods:extent id="9EBB34EF8776A89AFFACA4D0611AE864" unit="page">
|
||
<mods:start id="607DB55490A0C66DBEED018E58AA37DA">1</mods:start>
|
||
<mods:end id="47616DB9F7FDC558D3B7ABC599CC18BB">152</mods:end>
|
||
</mods:extent>
|
||
</mods:part>
|
||
</mods:relatedItem>
|
||
<mods:classification id="A69BCB03B433B2089A7E704D943E35A3">journal article</mods:classification>
|
||
<mods:identifier id="A6CDE0BB4A45774BA02C9CF199F3072A" type="CLB-Dataset">27906</mods:identifier>
|
||
<mods:identifier id="E43A78AFC4FC14649DFE57D0D737F31E" type="DOI">10.11646/zootaxa.4525.1.1</mods:identifier>
|
||
<mods:identifier id="1938A194B3AC3F413F040B2545E839A3" type="GBIF-Dataset">aab5d525-1d70-4a48-9469-43d4e446685d</mods:identifier>
|
||
<mods:identifier id="996E34E87E1BA6C8D48B41DCCB24B5A8" type="ISSN">1175-5326</mods:identifier>
|
||
<mods:identifier id="8DEEB6D698749DADBE019FCF7FF60E27" type="Zenodo-Dep">2610805</mods:identifier>
|
||
<mods:identifier id="352FE4E5C791D278900F769EDEF15613" type="ZooBank">9D378750-982F-4061-A419-B28E8DDFF825</mods:identifier>
|
||
</mods:mods>
|
||
<treatment id="0384871CFFBA5040FF77FA6AFAB1F937" ID-DOI="http://doi.org/10.5281/zenodo.5969607" ID-GBIF-Taxon="154499781" ID-Zenodo-Dep="5969607" LSID="urn:lsid:plazi:treatment:0384871CFFBA5040FF77FA6AFAB1F937" httpUri="http://treatment.plazi.org/id/0384871CFFBA5040FF77FA6AFAB1F937" lastPageId="10" lastPageNumber="11" pageId="9" pageNumber="10">
|
||
<subSubSection id="C3376581FFBA5043FF77FA6AFD67F9EA" box="[151,748,1512,1538]" pageId="9" pageNumber="10" type="nomenclature">
|
||
<paragraph id="8B92360AFFBA5043FF77FA6AFD67F9EA" blockId="9.[151,748,1512,1538]" box="[151,748,1512,1538]" pageId="9" pageNumber="10">
|
||
<heading id="D0DA8166FFBA5043FF77FA6AFD67F9EA" bold="true" box="[151,748,1512,1538]" fontSize="11" level="1" pageId="9" pageNumber="10" reason="1">
|
||
<taxonomicName id="4C2D4D89FFBA5043FF77FA6AFD67F9EA" authority="Pribyl and Vanek in Pribyl et al., 1985" authorityName="Pribyl and Vanek in Pribyl" authorityYear="1985" box="[151,748,1512,1538]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFBA5043FF77FA6AFD67F9EA" bold="true" box="[151,748,1512,1538]" pageId="9" pageNumber="10">
|
||
<emphasis id="B959EA18FFBA5043FF77FA6AFE82F9EA" bold="true" box="[151,265,1512,1538]" italics="true" pageId="9" pageNumber="10">Ibexaspis</emphasis>
|
||
Přibyl and Vaněk in
|
||
<bibRefCitation id="EFBC4BFBFFBA5043FDF2FA6AFD67F9EA" author="Pribyl, A. & Vanek, J. & Pek, I." box="[530,748,1512,1538]" pageId="9" pageNumber="10" pagination="107 - 193" refId="ref37801" refString="Pribyl, A., Vanek, J. & Pek, I. (1985) Phylogeny and taxonomy of family Cheiruridae (Trilobita). Acta Universitatis Palackianae Olomucensis Facultas rerum naturalium, 83, 107 - 193." type="journal article" year="1985">
|
||
Přibyl
|
||
<emphasis id="B959EA18FFBA5043FD87FA6AFD29F9EA" bold="true" box="[615,674,1512,1538]" italics="true" pageId="9" pageNumber="10">et al.</emphasis>
|
||
, 1985
|
||
</bibRefCitation>
|
||
</emphasis>
|
||
</taxonomicName>
|
||
</heading>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3376581FFBA5043FF77F9ACFE44F913" pageId="9" pageNumber="10" type="materials_examined">
|
||
<paragraph id="8B92360AFFBA5043FF77F9ACFAC4F983" blockId="9.[151,1436,1582,2003]" pageId="9" pageNumber="10">
|
||
<emphasis id="B959EA18FFBA5043FF77F9ACFEB8F9AF" bold="true" box="[151,307,1582,1607]" pageId="9" pageNumber="10">
|
||
<typeStatus id="549688A8FFBA5043FF77F9ACFF59F9AF" box="[151,210,1582,1607]" pageId="9" pageNumber="10">Type</typeStatus>
|
||
species.
|
||
</emphasis>
|
||
<taxonomicName id="4C2D4D89FFBA5043FEDBF9ACFCC8F9AF" authority="Young, 1973" authorityName="Young" authorityYear="1973" box="[315,835,1582,1607]" class="Trilobita" family="Pliomeridae" genus="Protopliomerops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="subSpecies" species="quattuor" subSpecies="brevis">
|
||
<emphasis id="B959EA18FFBA5043FEDBF9ACFD21F9AF" box="[315,682,1582,1607]" italics="true" pageId="9" pageNumber="10">Protopliomerops quattuor brevis</emphasis>
|
||
<bibRefCitation id="EFBC4BFBFFBA5043FD52F9ADFCC8F9AF" author="Young, G. E." box="[690,835,1583,1607]" pageId="9" pageNumber="10" pagination="91 - 115" refId="ref38150" refString="Young, G. E. (1973) An Ordovician (Arenigian) trilobite faunule of great diversity from the Ibex area, western Utah. Brigham Young University Geology Studies, 20, 91 - 115." type="journal article" year="1973">Young, 1973</bibRefCitation>
|
||
</taxonomicName>
|
||
, from the Fillmore Formation (Floian; Blackhillsian;
|
||
<taxonomicName id="4C2D4D89FFBA5043FF77F9D0FE79F983" authority="Zone" authorityName="Zone" box="[151,498,1618,1643]" class="Trilobita" family="Bathyuridae" genus="Bathyurina" higherTaxonomySource="GBIF" kingdom="Animalia" order="Proetida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="plicolabeona">
|
||
<emphasis id="B959EA18FFBA5043FF77F9D0FE25F983" box="[151,430,1618,1643]" italics="true" pageId="9" pageNumber="10">Bathyurina plicolabeona</emphasis>
|
||
Zone
|
||
</taxonomicName>
|
||
), southern Confusion Range, Ibex area, Millard County, western
|
||
<collectingRegion id="49E9F8E8FFBA5043FB2BF9D0FA8FF983" box="[1227,1284,1618,1643]" country="United States of America" name="Utah" pageId="9" pageNumber="10">Utah</collectingRegion>
|
||
,
|
||
<collectingCountry id="F33A769AFFBA5043FAF0F9D1FAC7F983" box="[1296,1356,1619,1643]" name="United States of America" pageId="9" pageNumber="10">USA</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8B92360AFFBA5043FF27F9F4FE44F913" blockId="9.[151,1436,1582,2003]" pageId="9" pageNumber="10">
|
||
<emphasis id="B959EA18FFBA5043FF27F9F4FEFFF967" bold="true" box="[199,372,1654,1679]" pageId="9" pageNumber="10">Other species.</emphasis>
|
||
<taxonomicName id="4C2D4D89FFBA5043FE60F9F4FDCAF967" authority="E.B & Adrain & Karim, 2018" authorityName="E.B & Adrain & Karim" authorityYear="2018" box="[384,577,1654,1679]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="coadyi" status="sp. nov.">
|
||
<emphasis id="B959EA18FFBA5043FE60F9F4FDCAF967" box="[384,577,1654,1679]" italics="true" pageId="9" pageNumber="10">Ibexaspis coadyi</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B959EA18FFBA5043FDACF9F4FD1BF967" bold="true" box="[588,656,1654,1679]" pageId="9" pageNumber="10">
|
||
<taxonomicNameLabel id="A26A5763FFBA5043FDACF9F4FD1BF967" box="[588,656,1654,1679]" pageId="9" pageNumber="10" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, Fillmore Formation (Blackhillsian;
|
||
<taxonomicName id="4C2D4D89FFBA5043FBA2F9F4FA1BF967" authority="Zone" authorityName="Zone" box="[1090,1424,1654,1679]" class="Trilobita" family="Telephinidae" genus="Carolinites" higherTaxonomySource="GBIF" kingdom="Animalia" order="Proetida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="nevadensis">
|
||
<emphasis id="B959EA18FFBA5043FBA2F9F4FACDF967" box="[1090,1350,1654,1679]" italics="true" pageId="9" pageNumber="10">Carolinites nevadensis</emphasis>
|
||
Zone
|
||
</taxonomicName>
|
||
), western
|
||
<collectingRegion id="49E9F8E8FFBA5043FF17F918FEBAF95B" box="[247,305,1690,1715]" country="United States of America" name="Utah" pageId="9" pageNumber="10">Utah</collectingRegion>
|
||
;
|
||
<taxonomicName id="4C2D4D89FFBA5043FEDDF91EFE17F95B" authority="E.B & Adrain & Karim, 2018" authorityName="E.B & Adrain & Karim" authorityYear="2018" box="[317,412,1690,1715]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="leuppi" status="sp. nov.">
|
||
<emphasis id="B959EA18FFBA5043FEDDF91EFE17F95B" box="[317,412,1690,1715]" italics="true" pageId="9" pageNumber="10">I. leuppi</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B959EA18FFBA5043FE45F918FE6DF95B" bold="true" box="[421,486,1690,1715]" pageId="9" pageNumber="10">
|
||
<taxonomicNameLabel id="A26A5763FFBA5043FE45F918FE6DF95B" box="[421,486,1690,1715]" pageId="9" pageNumber="10" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, Fillmore Formation (Blackhillsian;
|
||
<taxonomicName id="4C2D4D89FFBA5043FC6AF918FB44F95B" authority="Zone" authorityName="Zone" box="[906,1231,1690,1715]" class="Trilobita" family="Asaphidae" genus="Presbynileus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Asaphida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="ibexensis">
|
||
<emphasis id="B959EA18FFBA5043FC6AF918FB01F95B" box="[906,1162,1690,1715]" italics="true" pageId="9" pageNumber="10">Presbynileus ibexensis</emphasis>
|
||
Zone
|
||
</taxonomicName>
|
||
), western
|
||
<collectingRegion id="49E9F8E8FFBA5043FAA4F918FAF5F95B" box="[1348,1406,1690,1715]" country="United States of America" name="Utah" pageId="9" pageNumber="10">Utah</collectingRegion>
|
||
;
|
||
<taxonomicName id="4C2D4D89FFBA5043FA6CF91EFF61F93F" authority="E.B & Adrain & Karim, 2018" authorityName="E.B & Adrain & Karim" authorityYear="2018" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="rupauli" status="sp. nov.">
|
||
<emphasis id="B959EA18FFBA5043FA6CF91EFF61F93F" italics="true" pageId="9" pageNumber="10">I. rupauli</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B959EA18FFBA5043FF12F93CFEB9F93F" bold="true" box="[242,306,1726,1751]" pageId="9" pageNumber="10">
|
||
<taxonomicNameLabel id="A26A5763FFBA5043FF12F93CFEB9F93F" box="[242,306,1726,1751]" pageId="9" pageNumber="10" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, Wah Wah Formation (Blackhillsian; "
|
||
<taxonomicName id="4C2D4D89FFBA5043FD0EF93CFBAFF93F" authority="Zone" authorityName="Zone" box="[750,1060,1726,1751]" class="Trilobita" family="Pliomeridae" genus="Pseudocybele" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="nasuta">
|
||
<emphasis id="B959EA18FFBA5043FD0EF93CFC57F93E" box="[750,988,1726,1751]" italics="true" pageId="9" pageNumber="10">Pseudocybele nasuta</emphasis>
|
||
Zone
|
||
</taxonomicName>
|
||
"), western
|
||
<collectingRegion id="49E9F8E8FFBA5043FB41F93CFB51F93F" box="[1185,1242,1726,1751]" country="United States of America" name="Utah" pageId="9" pageNumber="10">Utah</collectingRegion>
|
||
, and Yellow Hill Limestone, eastern
|
||
<collectingRegion id="49E9F8E8FFBA5043FE91F960FE41F913" box="[369,458,1762,1787]" country="United States of America" name="Nevada" pageId="9" pageNumber="10">Nevada</collectingRegion>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3376581FFBA5040FF27F884FC4EFEA8" lastPageId="10" lastPageNumber="11" pageId="9" pageNumber="10" type="diagnosis">
|
||
<paragraph id="8B92360AFFBA5040FF27F884FC4EFEA8" blockId="9.[151,1436,1582,2003]" lastBlockId="10.[151,1437,151,1760]" lastPageId="10" lastPageNumber="11" pageId="9" pageNumber="10">
|
||
<emphasis id="B959EA18FFBA5043FF27F884FECAF8F7" bold="true" box="[199,321,1798,1823]" pageId="9" pageNumber="10">Diagnosis.</emphasis>
|
||
Anterior border furrow M-shaped in anterior view; sagittal glabellar height in anterior view 22.3– 25.8% width across posterior projections (excluding genal spines); median furrow in LF present; S4 expressed; glabellar furrows usually reduced to lateral notches; L1 small, describing oblique ellipsoid in dorsal view; presence of corona-like cluster of tubercles on lateral occipital lobes, lateral glabellar lobes, adaxial end of posterior border, and adaxial edge of fixigena in large holaspids; transverse tubercle row near rear of LO aligned immediately along posterior margin; strongly expressed median occipital tubercle; anterior course of axial furrows subparallel to very slightly anteriorly divergent at L3; axial furrows usually very narrow; eye ridge clearly expressed; fixigena opposite anterior portion of palpebral lobe moderately wide; long genal spine; middle body of hypostome narrow relative to sagittal length; posterior lobe of middle body very short; ventral sculpture of robust tubercles on hypostome; caecal pitting on librigenal field weak or absent; preannulus usually present on thoracic segments; distinct median nodes present on axial rings of large pygidial specimens.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3376581FFB95040FF27FECEFAB1F937" pageId="10" pageNumber="11" type="discussion">
|
||
<paragraph id="8B92360AFFB95040FF27FECEFEE3FE1D" blockId="10.[151,1437,151,1760]" pageId="10" pageNumber="11">
|
||
<emphasis id="B959EA18FFB95040FF27FECEFEC7FE8D" bold="true" box="[199,332,332,357]" pageId="10" pageNumber="11">Discussion.</emphasis>
|
||
When they proposed the genus, Přibyl and Vaněk (in
|
||
<bibRefCitation id="EFBC4BFBFFB95040FC01FECEFB35FE8D" author="Pribyl, A. & Vanek, J. & Pek, I." box="[993,1214,332,357]" pageId="10" pageNumber="11" pagination="107 - 193" refId="ref37801" refString="Pribyl, A., Vanek, J. & Pek, I. (1985) Phylogeny and taxonomy of family Cheiruridae (Trilobita). Acta Universitatis Palackianae Olomucensis Facultas rerum naturalium, 83, 107 - 193." type="journal article" year="1985">
|
||
Přibyl
|
||
<emphasis id="B959EA18FFB95040FBD2FECFFBE2FE8D" box="[1074,1129,332,357]" italics="true" pageId="10" pageNumber="11">et al</emphasis>
|
||
., 1985
|
||
</bibRefCitation>
|
||
, p. 170) spelled it "
|
||
<emphasis id="B959EA18FFB95040FF42FEEDFE99FE60" box="[162,274,367,392]" italics="true" pageId="10" pageNumber="11">Ybexaspis</emphasis>
|
||
". This is certainly a misspelling, as everywhere else in their paper the name was either spelled
|
||
<taxonomicName id="4C2D4D89FFB95040FAD2FEEDFA17FE60" box="[1330,1436,367,392]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FAD2FEEDFA17FE60" box="[1330,1436,367,392]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
or abbreviated "
|
||
<emphasis id="B959EA18FFB95040FEB0FE17FEEAFE44" box="[336,353,405,428]" italics="true" pageId="10" pageNumber="11">I.</emphasis>
|
||
" and the derivation of the name was given as the Ibex area in
|
||
<collectingRegion id="49E9F8E8FFB95040FBA6FE16FB0BFE45" box="[1094,1152,404,429]" country="United States of America" name="Utah" pageId="10" pageNumber="11">Utah</collectingRegion>
|
||
. All subsequent workers (
|
||
<bibRefCitation id="EFBC4BFBFFB95040FF7FFE3AFEADFE38" author="Peng, S. - C." box="[159,294,440,464]" pageId="10" pageNumber="11" pagination="55 - 171" refId="ref37730" refString="Peng, S. - C. (1990) Tremadoc stratigraphy and trilobite faunas of northwestern Hunan. 2. Trilobites from the Panjiazui Formation and the Madaoyu Formation in Jiangnan Slope Belt. Beringeria, 2, 55 - 171." type="journal article" year="1990">Peng, 1990</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="EFBC4BFBFFB95040FED5FE35FDBDFE38" author="Jell, P. A. & Adrain, J. M." box="[309,566,439,464]" pageId="10" pageNumber="11" pagination="331 - 553" refId="ref37320" refString="Jell, P. A. & Adrain, J. M. (2003) Available generic names for trilobites. Memoirs of the Queensland Museum, 48, 331 - 553." type="journal article" year="2003">Jell and Adrain, 2003</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="EFBC4BFBFFB95040FDA6FE35FCA3FE38" author="Adrain, J. M. & McAdams, N. E. B. & Westrop, S. R." box="[582,808,439,464]" pageId="10" pageNumber="11" pagination="541 - 610" refId="ref36760" refString="Adrain, J. M., McAdams, N. E. B. & Westrop, S. R. (2009) Trilobite biostratigraphy and revised bases of the Tulean and Blackhillsian Stages of the Ibexian Series, Lower Ordovician, western United States. Memoirs of the Association of Australasian Palaeontologists, 37, 541 - 610." type="journal article" year="2009">
|
||
Adrain
|
||
<emphasis id="B959EA18FFB95040FD7FFE3BFD5FFE38" box="[671,724,439,464]" italics="true" pageId="10" pageNumber="11">et al</emphasis>
|
||
., 2009
|
||
</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="EFBC4BFBFFB95040FCD8FE35FB18FE38" author="McAdams, N. E. B. & Adrain, J. M." box="[824,1171,439,464]" pageId="10" pageNumber="11" pagination="1 - 45" refId="ref37551" refString="McAdams, N. E. B. & Adrain, J. M. (2011 a) Systematics of the Lower Ordovician pliomerid trilobite Hintzeia, with species from the Great Basin, western USA. Zootaxa, 2910, 1 - 45." type="journal article" year="2011">McAdams and Adrain, 2011a</bibRefCitation>
|
||
, 2011b) have used the
|
||
<taxonomicName id="4C2D4D89FFB95040FF77FE5EFE8AFE1D" box="[151,257,476,501]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FF77FE5EFE8AFE1D" box="[151,257,476,501]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
spelling.
|
||
</paragraph>
|
||
<paragraph id="8B92360AFFB95040FF27FE7DFA86FD25" blockId="10.[151,1437,151,1760]" pageId="10" pageNumber="11">
|
||
Přibyl and Vaněk in
|
||
<bibRefCitation id="EFBC4BFBFFB95040FE54FE7DFD02FDF0" author="Pribyl, A. & Vanek, J. & Pek, I." box="[436,649,511,536]" pageId="10" pageNumber="11" pagination="107 - 193" refId="ref37801" refString="Pribyl, A., Vanek, J. & Pek, I. (1985) Phylogeny and taxonomy of family Cheiruridae (Trilobita). Acta Universitatis Palackianae Olomucensis Facultas rerum naturalium, 83, 107 - 193." type="journal article" year="1985">
|
||
Přibyl
|
||
<emphasis id="B959EA18FFB95040FDE2FD83FDBEFDF0" box="[514,565,511,536]" italics="true" pageId="10" pageNumber="11">et al</emphasis>
|
||
. (1985
|
||
</bibRefCitation>
|
||
, p. 170–171) diagnosed
|
||
<taxonomicName id="4C2D4D89FFB95040FC44FE7DFB85FDF0" box="[932,1038,511,536]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FC44FE7DFB85FDF0" box="[932,1038,511,536]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
with the following characteristics: "Glabella spherical, widening anteriorly, with 3 pairs of very short glabellar furrows (1S–3S) and minute glabellar lobes. 3S and 2S run almost transversely; 1S is inclined diagonally backwards to the occipital ring. 1L incompletely separated. Eyes large, situated opposite 3S and 2S. Fixigenae vaulted with short genal spines. Number of thoracic segments unknown. Pygidium with 3–4 rings and terminal piece on the axis, and 4 pairs of pleural spines, which are arranged radially, gradually decrease towards the sag. axis of the pygidium".
|
||
</paragraph>
|
||
<paragraph id="8B92360AFFB95040FF27FD55FE37FBB0" blockId="10.[151,1437,151,1760]" pageId="10" pageNumber="11">
|
||
This diagnosis now consists mainly of symplesiomorphic characters, either shared among the
|
||
<taxonomicName id="4C2D4D89FFB95040FB09FD55FAD8FD18" box="[1257,1363,727,752]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FB09FD55FAD8FD18" box="[1257,1363,727,752]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
group or more widely with other pliomerid genera. The glabella is not "spherical" and widens only slightly anteriorly, and the strong glabellar inflation is shared by other members of the
|
||
<taxonomicName id="4C2D4D89FFB95040FC87FC9DFC5AFCD0" box="[871,977,799,824]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FC87FC9DFC5AFCD0" box="[871,977,799,824]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
group. The glabellar furrows are similar in course to those of species of
|
||
<taxonomicName id="4C2D4D89FFB95040FDEBFCC6FD25FCB5" authority="E.B & Adrain & Karim, 2018" authorityName="E.B & Adrain & Karim" authorityYear="2018" box="[523,686,836,861]" class="Trilobita" family="Pliomeridae" genus="Deltapliomera" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="23" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="B959EA18FFB95040FDEBFCC6FD25FCB5" box="[523,686,836,861]" italics="true" pageId="10" pageNumber="11">Deltapliomera</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C2D4D89FFB95040FD5FFCC6FCACFCB5" authority="E.B & Adrain & Karim, 2018" authorityName="E.B & Adrain & Karim" authorityYear="2018" box="[703,807,836,861]" class="Trilobita" family="Pliomeridae" genus="Tuleaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="33" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="B959EA18FFB95040FD5FFCC6FCACFCB5" box="[703,807,836,861]" italics="true" pageId="10" pageNumber="11">Tuleaspis</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="4C2D4D89FFB95040FC8CFCC6FC71FCB5" authority="E.B & Adrain & Karim, 2018" authorityName="E.B & Adrain & Karim" authorityYear="2018" box="[876,1018,836,861]" class="Trilobita" family="Pliomeridae" genus="Millardaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="37" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="B959EA18FFB95040FC8CFCC6FC71FCB5" box="[876,1018,836,861]" italics="true" pageId="10" pageNumber="11">Millardaspis</emphasis>
|
||
</taxonomicName>
|
||
, as well as
|
||
<emphasis id="B959EA18FFB95040FB68FCC7FA83FCB4" box="[1160,1288,837,860]" italics="true" pageId="10" pageNumber="11">Panisaspis,</emphasis>
|
||
but they are indeed "shorter" (narrower). It is unclear which pygidial specimens with three axial rings that Přibyl and Vaněk examined; all members of
|
||
<taxonomicName id="4C2D4D89FFB95040FE5FFC0EFDA2FC4D" box="[447,553,908,933]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FE5FFC0EFDA2FC4D" box="[447,553,908,933]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
possess four rings, which is shared with other members of the
|
||
<taxonomicName id="4C2D4D89FFB95040FB03FC0EFAC6FC4D" box="[1251,1357,908,933]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FB03FC0EFAC6FC4D" box="[1251,1357,908,933]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
group, and also
|
||
<emphasis id="B959EA18FFB95040FF1EFC33FEFCFC20" box="[254,375,945,968]" italics="true" pageId="10" pageNumber="11">Panisaspis</emphasis>
|
||
. The radial arrangement of the spines is common in the
|
||
<taxonomicName id="4C2D4D89FFB95040FBE6FC2DFBFBFC20" box="[1030,1136,943,968]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FBE6FC2DFBFBFC20" box="[1030,1136,943,968]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
group, and similar to that seen in species of
|
||
<emphasis id="B959EA18FFB95040FE84FC57FE56FC04" box="[356,477,981,1004]" italics="true" pageId="10" pageNumber="11">Panisaspis</emphasis>
|
||
, except that the latter taxon has a characteristically longer third pygidial spine. Large palpebral lobes are common in many pliomerid taxa. Those of
|
||
<taxonomicName id="4C2D4D89FFB95040FCB6FC75FC4BFBF8" box="[854,960,1015,1040]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FCB6FC75FC4BFBF8" box="[854,960,1015,1040]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
are located further anteriorly than in other members of the
|
||
<taxonomicName id="4C2D4D89FFB95040FEBFFB9EFE42FBDD" box="[351,457,1052,1077]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FEBFFB9EFE42FBDD" box="[351,457,1052,1077]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
group, although not so far forward as in
|
||
<taxonomicName id="4C2D4D89FFB95040FC2CFB9EFAE9FBDD" authority="Harrington, 1957" authorityName="Harrington" authorityYear="1957" box="[972,1378,1052,1077]" class="Trilobita" family="Pliomeridae" genus="Protopliomerella" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FC2CFB9EFB00FBDD" box="[972,1163,1052,1077]" italics="true" pageId="10" pageNumber="11">Protopliomerella</emphasis>
|
||
<bibRefCitation id="EFBC4BFBFFB95040FB78FB9EFAE9FBDD" author="Harrington, H. J." box="[1176,1378,1052,1077]" pageId="10" pageNumber="11" pagination="811 - 812" refId="ref37233" refString="Harrington, H. J. (1957) Notes on new genera of Pliomeridae (Trilobita). Journal of Paleontology, 31, 811 - 812." type="journal article" year="1957">Harrington, 1957</bibRefCitation>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="4C2D4D89FFB95040FF77FBBDFE3CFBB0" authority="Ross, 1951" authorityName="Ross" authorityYear="1951" box="[151,439,1087,1112]" class="Trilobita" family="Pliomeridae" genus="Pseudocybele" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FF77FBBDFEBAFBB0" box="[151,305,1087,1112]" italics="true" pageId="10" pageNumber="11">Pseudocybele</emphasis>
|
||
<bibRefCitation id="EFBC4BFBFFB95040FED8FBC2FE3CFBB0" author="Ross, R. J., Jr." box="[312,439,1087,1112]" pageId="10" pageNumber="11" pagination="1 - 161" refId="ref37889" refString="Ross, R. J., Jr. (1951) Stratigraphy of the Garden City Formation in northeastern Utah, and its trilobite faunas. Peabody Museum of Natural History, Yale University Bulletin, 6, 1 - 161." type="journal article" year="1951">Ross, 1951</bibRefCitation>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8B92360AFFB95040FF27FBE6FBF4FA90" blockId="10.[151,1437,151,1760]" pageId="10" pageNumber="11">
|
||
Přibyl and Vaněk (in
|
||
<bibRefCitation id="EFBC4BFBFFB95040FE5FFBE6FD1BFB95" author="Pribyl, A. & Vanek, J. & Pek, I." box="[447,656,1124,1149]" pageId="10" pageNumber="11" pagination="107 - 193" refId="ref37801" refString="Pribyl, A., Vanek, J. & Pek, I. (1985) Phylogeny and taxonomy of family Cheiruridae (Trilobita). Acta Universitatis Palackianae Olomucensis Facultas rerum naturalium, 83, 107 - 193." type="journal article" year="1985">
|
||
Přibyl
|
||
<emphasis id="B959EA18FFB95040FDECFBE7FDB4FB95" box="[524,575,1124,1149]" italics="true" pageId="10" pageNumber="11">et al</emphasis>
|
||
., 1985
|
||
</bibRefCitation>
|
||
) assigned
|
||
<taxonomicName id="4C2D4D89FFB95040FCECFBE6FB5AFB95" authority="Hintze, 1953" authorityName="Hintze" authorityYear="1953" box="[780,1233,1124,1149]" class="Trilobita" family="Pliomeridae" genus="Protopliomerops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="quattuor">
|
||
<emphasis id="B959EA18FFB95040FCECFBE6FBBAFB94" box="[780,1073,1124,1149]" italics="true" pageId="10" pageNumber="11">Protopliomerops quattuor</emphasis>
|
||
<bibRefCitation id="EFBC4BFBFFB95040FBDBFBE6FB5AFB95" author="Hintze, L. F." box="[1083,1233,1124,1149]" pageId="10" pageNumber="11" pagination="1 - 249" refId="ref37262" refString="Hintze, L. F. (1953) Lower Ordovician trilobites from western Utah and eastern Nevada. Utah Geological and Mineralogical Survey Bulletin, 48, 1 - 249. [for 1952]" type="journal article" year="1953">Hintze, 1953</bibRefCitation>
|
||
</taxonomicName>
|
||
, to
|
||
<taxonomicName id="4C2D4D89FFB95040FB1EFBE6FAE3FB95" box="[1278,1384,1124,1149]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FB1EFBE6FAE3FB95" box="[1278,1384,1124,1149]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
, but
|
||
<bibRefCitation id="EFBC4BFBFFB95040FF77FB05FE7DFB48" author="McAdams, N. E. B. & Adrain, J. M." box="[151,502,1159,1184]" pageId="10" pageNumber="11" pagination="1 - 68" refId="ref37597" refString="McAdams, N. E. B. & Adrain, J. M. (2011 b) Panisaspis, a new genus of pliomerid trilobites from the Lower Ordovician (Ibexian; Tulean and Blackhillsian) of the Great Basin, western USA. Zootaxa, 2969, 1 - 68." type="journal article" year="2011">McAdams and Adrain (2011b)</bibRefCitation>
|
||
assigned this species to their new
|
||
<emphasis id="B959EA18FFB95040FC6AFB0BFB88FB48" box="[906,1027,1161,1184]" italics="true" pageId="10" pageNumber="11">Panisaspis</emphasis>
|
||
. Přibyl and Vaněk (in
|
||
<bibRefCitation id="EFBC4BFBFFB95040FAECFB05FF59FB2D" author="Pribyl, A. & Vanek, J. & Pek, I." pageId="10" pageNumber="11" pagination="107 - 193" refId="ref37801" refString="Pribyl, A., Vanek, J. & Pek, I. (1985) Phylogeny and taxonomy of family Cheiruridae (Trilobita). Acta Universitatis Palackianae Olomucensis Facultas rerum naturalium, 83, 107 - 193." type="journal article" year="1985">
|
||
Přibyl
|
||
<emphasis id="B959EA18FFB95040FABAFB0BFA05FB48" box="[1370,1422,1159,1184]" italics="true" pageId="10" pageNumber="11">et al</emphasis>
|
||
., 1985
|
||
</bibRefCitation>
|
||
, p. 119) did not consider any of the pygidia assigned to
|
||
<emphasis id="B959EA18FFB95040FCA7FB2FFBA3FB2C" box="[839,1064,1197,1220]" italics="true" pageId="10" pageNumber="11">
|
||
Panisaspis
|
||
<taxonomicName id="4C2D4D89FFB95040FC27FB2FFBA3FB2C" authorityName="Hintze" authorityYear="1953" box="[967,1064,1197,1220]" class="Trilobita" family="Pliomeridae" genus="Protopliomerops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="quattuor">quattuor</taxonomicName>
|
||
</emphasis>
|
||
to belong to that species, but did not give any indication of what they considered their identity to be.
|
||
<bibRefCitation id="EFBC4BFBFFB95040FC3EFB4DFAC8FB00" author="McAdams, N. E. B. & Adrain, J. M." box="[990,1347,1231,1256]" pageId="10" pageNumber="11" pagination="1 - 68" refId="ref37597" refString="McAdams, N. E. B. & Adrain, J. M. (2011 b) Panisaspis, a new genus of pliomerid trilobites from the Lower Ordovician (Ibexian; Tulean and Blackhillsian) of the Great Basin, western USA. Zootaxa, 2969, 1 - 68." type="journal article" year="2011">McAdams and Adrain (2011b</bibRefCitation>
|
||
, p. 21) demonstrated that both of Hintze's pygidia, as well as the pygidium that
|
||
<bibRefCitation id="EFBC4BFBFFB95040FC33FB77FA9EFAE5" author="Demeter, E. J." box="[979,1301,1268,1293]" pageId="10" pageNumber="11" pagination="37 - 65" refId="ref37073" refString="Demeter, E. J. (1973) Lower Ordovician pliomerid trilobites from western Utah. Brigham Young University Geology Studies, 20, 37 - 65." type="journal article" year="1973">Demeter (1973, pl. 3, fig. 6)</bibRefCitation>
|
||
assigned to
|
||
<taxonomicName id="4C2D4D89FFB95040FF77FA95FE33FAD8" authorityName="Hintze" authorityYear="1953" box="[151,440,1303,1328]" class="Trilobita" family="Pliomeridae" genus="Protopliomerops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="quattuor">
|
||
<emphasis id="B959EA18FFB95040FF77FA95FE33FAD8" box="[151,440,1303,1328]" italics="true" pageId="10" pageNumber="11">Protopliomerops quattuor</emphasis>
|
||
</taxonomicName>
|
||
, do in fact belong to the species, although a number of other sclerites assigned by
|
||
<bibRefCitation id="EFBC4BFBFFB95040FAB1FA95FF6AFABD" author="Hintze, L. F." pageId="10" pageNumber="11" pagination="1 - 249" refId="ref37262" refString="Hintze, L. F. (1953) Lower Ordovician trilobites from western Utah and eastern Nevada. Utah Geological and Mineralogical Survey Bulletin, 48, 1 - 249. [for 1952]" type="journal article" year="1953">Hintze (1953)</bibRefCitation>
|
||
and
|
||
<bibRefCitation id="EFBC4BFBFFB95040FEF8FABFFE40FABC" author="Demeter, E. J." box="[280,459,1340,1364]" pageId="10" pageNumber="11" pagination="37 - 65" refId="ref37073" refString="Demeter, E. J. (1973) Lower Ordovician pliomerid trilobites from western Utah. Brigham Young University Geology Studies, 20, 37 - 65." type="journal article" year="1973">Demeter (1973)</bibRefCitation>
|
||
to
|
||
<taxonomicName id="4C2D4D89FFB95040FE0FFABFFDE7FABC" authorityName="Hintze" authorityYear="1953" box="[495,620,1341,1364]" class="Trilobita" family="Pliomeridae" genus="Protopliomerops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="quattuor">
|
||
<emphasis id="B959EA18FFB95040FE0FFABFFDE7FABC" box="[495,620,1341,1364]" italics="true" pageId="10" pageNumber="11">P. quattuor</emphasis>
|
||
</taxonomicName>
|
||
do not. A full synonymy of
|
||
<emphasis id="B959EA18FFB95040FC4CFABFFB13FABC" box="[940,1176,1341,1364]" italics="true" pageId="10" pageNumber="11">
|
||
Panisaspsis
|
||
<taxonomicName id="4C2D4D89FFB95040FBD8FABFFB13FABC" authorityName="Hintze" authorityYear="1953" box="[1080,1176,1341,1364]" class="Trilobita" family="Pliomeridae" genus="Protopliomerops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="quattuor">quattuor</taxonomicName>
|
||
</emphasis>
|
||
and discussion of both Hintze's and Demeter's sclerite associations was given by
|
||
<bibRefCitation id="EFBC4BFBFFB95040FCC0FADDFBF0FA90" author="McAdams, N. E. B. & Adrain, J. M." box="[800,1147,1375,1400]" pageId="10" pageNumber="11" pagination="1 - 68" refId="ref37597" refString="McAdams, N. E. B. & Adrain, J. M. (2011 b) Panisaspis, a new genus of pliomerid trilobites from the Lower Ordovician (Ibexian; Tulean and Blackhillsian) of the Great Basin, western USA. Zootaxa, 2969, 1 - 68." type="journal article" year="2011">McAdams and Adrain (2011b)</bibRefCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8B92360AFFB95040FF27FA06FAB1F937" blockId="10.[151,1437,151,1760]" pageId="10" pageNumber="11">
|
||
Přibyl and Vaněk (in
|
||
<bibRefCitation id="EFBC4BFBFFB95040FE25FA06FD17FA75" author="Pribyl, A. & Vanek, J. & Pek, I." box="[453,668,1412,1437]" pageId="10" pageNumber="11" pagination="107 - 193" refId="ref37801" refString="Pribyl, A., Vanek, J. & Pek, I. (1985) Phylogeny and taxonomy of family Cheiruridae (Trilobita). Acta Universitatis Palackianae Olomucensis Facultas rerum naturalium, 83, 107 - 193." type="journal article" year="1985">
|
||
Přibyl
|
||
<emphasis id="B959EA18FFB95040FDF4FA07FDC1FA75" box="[532,586,1412,1437]" italics="true" pageId="10" pageNumber="11">et al</emphasis>
|
||
., 1985
|
||
</bibRefCitation>
|
||
) briefly compared
|
||
<taxonomicName id="4C2D4D89FFB95040FC9EFA06FC63FA75" box="[894,1000,1412,1437]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FC9EFA06FC63FA75" box="[894,1000,1412,1437]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
to
|
||
<taxonomicName id="4C2D4D89FFB95040FBF4FA06FA83FA75" authority="Barton, 1915" authorityName="Barton" authorityYear="1915" box="[1044,1288,1412,1437]" class="Trilobita" family="Pilekiidae" genus="Pilekia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FBF4FA06FBE8FA75" box="[1044,1123,1412,1437]" italics="true" pageId="10" pageNumber="11">Pilekia</emphasis>
|
||
<bibRefCitation id="EFBC4BFBFFB95040FB8EFA07FA83FA75" author="Barton, D. C." box="[1134,1288,1412,1437]" pageId="10" pageNumber="11" pagination="102 - 152" refId="ref37002" refString="Barton, D. C. (1915) A revision of the Cheirurinae, with notes on their evolution. Washington University Studies, 3, 102 - 152." type="journal article" year="1915">Barton, 1915</bibRefCitation>
|
||
</taxonomicName>
|
||
;
|
||
<taxonomicName id="4C2D4D89FFB95040FAF8FA06FED3FA28" authority="Kobayashi, 1934" authorityName="Kobayashi" authorityYear="1934" class="Trilobita" family="Pilekiidae" genus="Parapilekia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FAF8FA06FA17FA75" box="[1304,1436,1412,1437]" italics="true" pageId="10" pageNumber="11">Parapilekia</emphasis>
|
||
<bibRefCitation id="EFBC4BFBFFB95040FF77FA25FED3FA28" author="Kobayashi, T." box="[151,344,1447,1472]" pageId="10" pageNumber="11" pagination="521 - 585" refId="ref37354" refString="Kobayashi, T. (1934) The Cambro-Ordovician formations and faunas of South Chosen. Palaeontology. Part II. Lower Ordovician faunas. Journal of the Faculty of Science, Imperial University of Tokyo, Section 2, 3, 521 - 585." type="journal article" year="1934">Kobayashi, 1934</bibRefCitation>
|
||
</taxonomicName>
|
||
; and
|
||
<taxonomicName id="4C2D4D89FFB95040FE71FA25FC98FA28" authority="Kobayashi, 1934" authorityName="Kobayashi" authorityYear="1934" box="[401,787,1447,1472]" class="Trilobita" family="Pliomeridae" genus="Protopliomerops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FE71FA25FDC6FA28" box="[401,589,1447,1472]" italics="true" pageId="10" pageNumber="11">Protopliomerops</emphasis>
|
||
<bibRefCitation id="EFBC4BFBFFB95040FDB3FA25FC98FA28" author="Kobayashi, T." box="[595,787,1447,1472]" pageId="10" pageNumber="11" pagination="521 - 585" refId="ref37354" refString="Kobayashi, T. (1934) The Cambro-Ordovician formations and faunas of South Chosen. Palaeontology. Part II. Lower Ordovician faunas. Journal of the Faculty of Science, Imperial University of Tokyo, Section 2, 3, 521 - 585." type="journal article" year="1934">Kobayashi, 1934</bibRefCitation>
|
||
</taxonomicName>
|
||
. The first two are cheirurid taxa with no close relationship to the pliomerid
|
||
<taxonomicName id="4C2D4D89FFB95040FEB0FA4EFE31FA0D" box="[336,442,1484,1509]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FEB0FA4EFE31FA0D" box="[336,442,1484,1509]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
<taxonomicName id="4C2D4D89FFB95040FE27FA4EFD08FA0D" authorityName="Kobayashi" authorityYear="1934" box="[455,643,1484,1509]" class="Trilobita" family="Pliomeridae" genus="Protopliomerops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FE27FA4EFD08FA0D" box="[455,643,1484,1509]" italics="true" pageId="10" pageNumber="11">Protopliomerops</emphasis>
|
||
</taxonomicName>
|
||
is a "wastebasket" pliomerid taxon with a very poorly understood
|
||
<typeStatus id="549688A8FFB95040FA8CFA4FFA17FA0D" box="[1388,1436,1485,1509]" pageId="10" pageNumber="11">type</typeStatus>
|
||
species (see discussion in
|
||
<bibRefCitation id="EFBC4BFBFFB95040FE30FA6DFCBAF9E0" author="McAdams, N. E. B. & Adrain, J. M." box="[464,817,1519,1544]" pageId="10" pageNumber="11" pagination="1 - 68" refId="ref37597" refString="McAdams, N. E. B. & Adrain, J. M. (2011 b) Panisaspis, a new genus of pliomerid trilobites from the Lower Ordovician (Ibexian; Tulean and Blackhillsian) of the Great Basin, western USA. Zootaxa, 2969, 1 - 68." type="journal article" year="2011">McAdams and Adrain [2011b</bibRefCitation>
|
||
, p. 7]). It currently contains a mix of cheirurid and pliomerid species, none of which are closely related to
|
||
<taxonomicName id="4C2D4D89FFB95040FCE8F996FCF9F9C5" box="[776,882,1556,1581]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FCE8F996FCF9F9C5" box="[776,882,1556,1581]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
. Přibyl and Vaněk (in
|
||
<bibRefCitation id="EFBC4BFBFFB95040FB92F996FACAF9C5" author="Pribyl, A. & Vanek, J. & Pek, I." box="[1138,1345,1556,1581]" pageId="10" pageNumber="11" pagination="107 - 193" refId="ref37801" refString="Pribyl, A., Vanek, J. & Pek, I. (1985) Phylogeny and taxonomy of family Cheiruridae (Trilobita). Acta Universitatis Palackianae Olomucensis Facultas rerum naturalium, 83, 107 - 193." type="journal article" year="1985">
|
||
Přibyl
|
||
<emphasis id="B959EA18FFB95040FB5EF997FB7CF9C5" box="[1214,1271,1556,1581]" italics="true" pageId="10" pageNumber="11">et al.</emphasis>
|
||
, 1985
|
||
</bibRefCitation>
|
||
, p. 116) also discussed
|
||
<taxonomicName id="4C2D4D89FFB95040FEA1F9B5FE20F9B8" box="[321,427,1591,1616]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FEA1F9B5FE20F9B8" box="[321,427,1591,1616]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
as part of an "evolutionary lineage" from
|
||
<taxonomicName id="4C2D4D89FFB95040FC73F9B5FB4DF9B8" authority="Rozova, 1960" authorityName="Rozova" authorityYear="1960" box="[915,1222,1591,1616]" class="Trilobita" genus="Eocheirurus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FC73F9B5FB96F9B8" box="[915,1053,1591,1616]" italics="true" pageId="10" pageNumber="11">Eocheirurus</emphasis>
|
||
<bibRefCitation id="EFBC4BFBFFB95040FBC6F9BAFB4DF9B8" author="Rozova, A. V." box="[1062,1222,1591,1616]" pageId="10" pageNumber="11" pagination="1 - 116" refId="ref38002" refString="Rozova, A. V. (1960) [Upper Cambrian trilobites from Salair (Tolsochikninsk Suite)]. Trudy Instituta Geologii i Geofiziki. Sibirskoe Otdelenie, Akademiya Nauk SSSR, 5, 1 - 116. [in Russian]" type="journal article" year="1960">Rozova, 1960</bibRefCitation>
|
||
</taxonomicName>
|
||
, to
|
||
<taxonomicName id="4C2D4D89FFB95040FB12F9B5FAFDF9B8" authorityName="Kobayashi" authorityYear="1934" box="[1266,1398,1591,1616]" class="Trilobita" family="Pilekiidae" genus="Parapilekia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FB12F9B5FAFDF9B8" box="[1266,1398,1591,1616]" italics="true" pageId="10" pageNumber="11">Parapilekia</emphasis>
|
||
</taxonomicName>
|
||
, to
|
||
<taxonomicName id="4C2D4D89FFB95040FF77F9DEFE8AF99D" box="[151,257,1628,1653]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FF77F9DEFE8AF99D" box="[151,257,1628,1653]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
. They also suggested (1985, p. 126) that
|
||
<taxonomicName id="4C2D4D89FFB95040FCDAF9DEFC2FF99D" box="[826,932,1628,1653]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FCDAF9DEFC2FF99D" box="[826,932,1628,1653]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
was the "ancestor" or sister taxon of
|
||
<taxonomicName id="4C2D4D89FFB95040FF77F9FDFDB4F970" authority="Schmidt, 1881" authorityName="Schmidt" authorityYear="1881" box="[151,575,1663,1688]" class="Trilobita" family="Hammatocnemidae" genus="Pseudosphaerexochus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FF77F9FDFE04F970" box="[151,399,1663,1688]" italics="true" pageId="10" pageNumber="11">Pseudosphaerexochus</emphasis>
|
||
<bibRefCitation id="EFBC4BFBFFB95040FE77F9FDFDB4F970" author="Schmidt, F." box="[407,575,1663,1688]" pageId="10" pageNumber="11" pagination="1 - 237" refId="ref38046" refString="Schmidt, F. (1881) Revision der ostbaltischen silurischen Trilobiten. Abtheilung I: Phacopiden, Cheiruriden und Encrinuriden. Memoires de l'Academie Imperiale des Sciences de St. - Petersbourg, VII'e Serie, 30, 1 - 237." type="journal article" year="1881">Schmidt, 1881</bibRefCitation>
|
||
</taxonomicName>
|
||
. Again, the other genera, as cheirurids, are not germane to the phylogenetic relationships of
|
||
<taxonomicName id="4C2D4D89FFB95040FEB3F926FE36F955" box="[339,445,1700,1725]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FEB3F926FE36F955" box="[339,445,1700,1725]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
. Ongoing work on a broader phylogeny of
|
||
<taxonomicName id="4C2D4D89FFB95040FC5FF926FBCDF955" authorityName="Raymond" authorityYear="1913" box="[959,1094,1700,1725]" class="Trilobita" family="Pliomeridae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="family">Pliomeridae</taxonomicName>
|
||
(e.g.,
|
||
<bibRefCitation id="EFBC4BFBFFB95040FB75F926FF54F908" author="McAdams, N. E. B. & Adrain, J. M." pageId="10" pageNumber="11" pagination="39" refId="ref37496" refString="McAdams, N. E. B. & Adrain, J. M. (2010 b) Phylogeny of the Early Ordovician trilobites Ibexaspis, Pseudomera, and related taxa: Reconstructing Pliomeridae from the ground up. Geological Society of America Abstracts with Programs, 42 (2), 39." type="journal article" year="2010">McAdams and Adrain, 2010b</bibRefCitation>
|
||
) indicates that the broad
|
||
<taxonomicName id="4C2D4D89FFB95040FE19F945FDE8F908" box="[505,611,1735,1760]" class="Trilobita" family="Pliomeridae" genus="Ibexaspis" higherTaxonomySource="GBIF" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B959EA18FFB95040FE19F945FDE8F908" box="[505,611,1735,1760]" italics="true" pageId="10" pageNumber="11">Ibexaspis</emphasis>
|
||
</taxonomicName>
|
||
group described herein is monophyletic and sister to
|
||
<emphasis id="B959EA18FFB95040FB5AF94BFAB8F908" box="[1210,1331,1737,1760]" italics="true" pageId="10" pageNumber="11">Panisaspis</emphasis>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |