260 lines
46 KiB
XML
260 lines
46 KiB
XML
<document id="BC8A0A0799CE79E9E87232D1135D329A" ID-ISSN="11755334" IM.materialsCitations_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1629736930437" checkinUser="felipe" docAuthor="Neo, Usa & Adrain, Jonathan M." docDate="2011" docId="03BB5935A7056723FF14F9FFFC92FA61" docLanguage="en" docName="zt02969p068.pdf" docOrigin="Zootaxa 2969" docStyle="DocumentStyle:D239614CE4198176A422035174489AB1.4:Zootaxa.2009-2012.monograph" docStyleId="D239614CE4198176A422035174489AB1" docStyleName="Zootaxa.2009-2012.monograph" docStyleVersion="4" docTitle="Panisaspis sevierensis Neo & Adrain 2011, n. sp." docType="treatment" docVersion="3" lastPageNumber="11" masterDocId="FF82214DA70C6729FF83FFC8FFF4FF85" masterDocTitle="2969" masterLastPageNumber="68" masterPageNumber="1" pageNumber="10" updateTime="1699104309730" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:mods id="C3EE3953C347CC148D9A0717A370B095" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="39E63060741BE3929E9BB7F5634DE305">
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<mods:title id="805993676905F0892C2463C0657CAEF1">2969</mods:title>
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</mods:titleInfo>
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<mods:name id="3E71BE93DDB510D4D9F80E9A6FEB15D1" type="personal">
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<mods:role id="B9B70FC5D63E9FBDCE796ABE6FC8DA9F">
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<mods:roleTerm id="00030E21C80BEA85F026D1F4BFB33538">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="71585290B16F13C8A6C80573E720AD31">Neo, Usa</mods:namePart>
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</mods:name>
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<mods:name id="4FF57AD0B82E6006A12AD3DFD6D269A4" type="personal">
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<mods:roleTerm id="E87F360307FF5D5D7E24175F2E358CDF">Author</mods:roleTerm>
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<mods:namePart id="62EA5A00EEE06F9ACEB4FDE1DB01FA13">Adrain, Jonathan M.</mods:namePart>
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<mods:typeOfResource id="0540D72D07ACBD149A70B68F3C1F914B">text</mods:typeOfResource>
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<mods:titleInfo id="7C063A6FBC83AEDC0C3D54EA1B5C6621">
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<mods:title id="F24DD85B9EB02EEBA5798EF22F3A7310">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="CAC27E5C3A194BF60198FEFC9E03A1A9">
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<mods:date id="B0FFFAD00188E8FBCBB9748AC5E81D4D">2011</mods:date>
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<mods:detail id="CFB331D7D2C352576EEE987AD8CF7A87" type="pubDate">
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<mods:number id="65747B03266487E2C3F6597C54FDEBF7">2011-07-18</mods:number>
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</mods:detail>
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<mods:detail id="20C2031D9C693F9C9BFD39B9740AD8FA" type="volume">
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<mods:number id="CFAF04C5EE07A66BB3947A91486E62D1">2969</mods:number>
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<mods:start id="D45A7EA1A70C95318E3FB3F0AF890B5F">1</mods:start>
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<mods:end id="E3E0BEFA7F3BCB80BFB400834354D787">68</mods:end>
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<mods:classification id="460D421C1C60025010E08178C0B0D598">journal article</mods:classification>
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<mods:identifier id="C348EE1461E486B32955129314271FF8" type="ISSN">11755334</mods:identifier>
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<treatment id="03BB5935A7056723FF14F9FFFC92FA61" ID-DOI="http://doi.org/10.5281/zenodo.5286091" ID-Zenodo-Dep="5286091" LSID="urn:lsid:plazi:treatment:03BB5935A7056723FF14F9FFFC92FA61" httpUri="http://treatment.plazi.org/id/03BB5935A7056723FF14F9FFFC92FA61" lastPageId="10" lastPageNumber="11" pageId="9" pageNumber="10">
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<subSubSection id="C308BBA8A7056720FF14F9FFFE1FF9D4" box="[151,491,1591,1617]" pageId="9" pageNumber="10" type="nomenclature">
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<paragraph id="8BADE823A7056720FF14F9FFFE1FF9D4" blockId="9.[151,491,1591,1650]" box="[151,491,1591,1617]" pageId="9" pageNumber="10">
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<heading id="D0E55F4FA7056720FF14F9FFFE1FF9D4" bold="true" box="[151,491,1591,1617]" fontSize="11" level="1" pageId="9" pageNumber="10" reason="1">
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<emphasis id="B9663431A7056720FF14F9FFFE1FF9D4" bold="true" box="[151,491,1591,1617]" pageId="9" pageNumber="10">
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<taxonomicName id="4C1293A0A7056720FF14F9FFFE55F9D4" authority="Neo & Adrain, 2011" authorityName="Neo & Adrain" authorityYear="2011" box="[151,417,1591,1617]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="sevierensis" status="sp. nov.">
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<emphasis id="B9663431A7056720FF14F9FFFE55F9D4" bold="true" box="[151,417,1591,1617]" italics="true" pageId="9" pageNumber="10">Panisaspis sevierensis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A255894AA7056720FE2BF9FFFE1FF9D4" box="[424,491,1591,1617]" pageId="9" pageNumber="10" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C308BBA8A7056720FF14F992FC65F934" pageId="9" pageNumber="10" type="description">
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<paragraph id="8BADE823A7056720FF14F992FEEFF9F7" blockId="9.[151,491,1591,1650]" box="[151,283,1626,1650]" pageId="9" pageNumber="10">
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<figureCitation id="1329F4A6A7056720FF14F992FEEFF9F7" box="[151,283,1626,1650]" captionStart-0="FIGURE 12" captionStart-1="FIGURE 13" captionStart-2="FIGURE 14" captionStart-3="FIGURE 15" captionStart-4="FIGURE 16" captionStartId-0="37.[151,239,1782,1802]" captionStartId-1="39.[151,239,1827,1847]" captionStartId-2="40.[151,239,1569,1589]" captionStartId-3="42.[151,239,151,171]" captionStartId-4="42.[151,239,1775,1795]" captionTargetBox-1="[151,1436,153,1816]" captionTargetBox-2="[151,1436,155,1554]" captionTargetId-1="figure-222@39.[151,1436,153,1816]" captionTargetId-2="figure-220@40.[151,1436,155,1554]" captionTargetPageId-1="39" captionTargetPageId-2="40" captionText-0="FIGURE 12. Panisaspis sevierensis n. sp., from Section H 163.3–173.2 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 4, 8. Cranidium, SUI 125649, dorsal, left lateral, and anterior views, x10 (H 173.2 m). 2, 5, 6. Cranidium, SUI 125650, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 3, 7, 9, 12, 15. Cranidium, SUI 125651, dorsal, right lateral, anterior, oblique, and ventral views, x12 (H 166.2 m). 10, 11, 13, 14. Cranidium, SUI 125652, dorsal, ventral, anterior, and right lateral views, x15 (H 163.3 m). 16-18. Cranidium, SUI 125653, dorsal, anterior, and left lateral views, x10 (H 163.3 m). 19, 22, 26. Cranidium, SUI 125654, dorsal, left lateral, and anterior views, x20 (H 173.2 m). 20, 21. Cranidium, SUI 125655, right lateral and dorsal views, x10 (H 166.2 m). 23–25. Cranidium, SUI 125656, anterior, right lateral, and dorsal views, x15 (H 163.3 m)." captionText-1="FIGURE 13. Panisaspis sevierensis n. sp., from Section H 163.3–173.2 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 4, 7. Cranidium, SUI 125657, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 2, 5, 8. Cranidium, SUI 125658, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 3, 6, 9. Cranidium, SUI 125659, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 10, 15, 19. Hypostome, SUI 125660, ventral, left lateral, and posterior views, x12 (H 172.5T m). 11, 12, 16, 20. Hypostome, SUI 125661, ventral, dorsal, right lateral, and posterior views, x12 (H 172.5T m). 13, 17, 23. Hypostome, SUI 125662, ventral, left lateral, and posterior views, x12 (H 172.5T m). 14, 18, 24. Hypostome, SUI 125663, ventral, left lateral, and posterior views, x10 (H 173.2 m). 21, 22, 25. Hypostome, SUI 125664, left lateral, ventral, and posterior views, x12 (H 169.8 m). 26, 27, 30, 32, 33. Thoracic segment, SUI 125665, dorsal, left lateral, posterior, anterior, and ventral views, x12 (H 163.3 m). 28, 29, 31, 34. Thoracic segment, SUI 125666, dorsal, right lateral, anterior, and posterior views, x12 (H 163.3 m)." captionText-2="FIGURE 14. Panisaspis sevierensis n. sp., from Section H 163.3–173.2 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1. Right librigena, SUI 125667, external view, x10 (H 173.2 m). 2, 4, 5. Left librigena, SUI 125668, ventrolateral, external, and internal views, x10 (H 172.5 m). 3, 6. Right librigena, SUI 125669, external and ventrolateral views, x15 (H 172.5T m). 7, 8, 10. Left librigena, SUI 125670, external, internal, and ventrolateral views, x10 (H 163.3 m). 9. Left librigena, SUI 125671, external view, x10 (H 163.3 m). 11, 14. Left librigena, SUI 125672, external and ventrolateral views, x10 (H 163.3 m). 12. Right librigena, SUI 125673, external view, x10 (H 163.3 m). 13. Right librigena, SUI 125674, external view, x10 (H 163.3 m). 15. Right librigena, SUI 125675, external view, x10 (H 163.3 m). 16. Left librigena, SUI 125676, external view, x10 (H 163.3 m). 17. Left librigena, SUI 125677, external view, x15 (H 163.3 m). 18. Left librigena, SUI 125678, external view, x10 (H 163.3 m). 19. Right librigena, SUI 125679, external view, x12 (H 172.5T m). 20. Left librigena, SUI 125680, external view, x12 (H 163.3 m)." captionText-3="FIGURE 15. Panisaspis sevierensis n. sp., from Section H 163.3 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. All magnifications are x10. 1, 6, 9, 13. Pygidium, holotype, SUI 125681, dorsal, left lateral, ventral, and posterior views. 2, 4, 7. Pygidium, SUI 125682, dorsal, left lateral, and posterior views. 3, 5, 8. Pygidium, SUI 125683, dorsal, right lateral, and posterior views. 10–12. Pygidium, SUI 125684, left lateral, posterior, and dorsal views. 14, 17, 18. Pygidium, SUI 125685, dorsal, right lateral, and posterior views. 15, Pygidium, SUI 125686, ventral view. 16, 19, 20. Pygidium, SUI 125687, dorsal, right lateral, and posterior views." captionText-4="FIGURE 16. Panisaspis sevierensis n. sp., from Section H 163.3–182.6 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 4, 7, 10, 14. Pygidium, SUI 115310, dorsal, posterior, ventral, anterior, and left lateral views, x12 (H 182.6 m). 2, 5, 8. Pygidium, SUI 125688, dorsal, posterior, and right lateral views, x10 (H 173.2 m). 3, 6, 9. Pygidium, SUI 125689, dorsal, posterior, and right lateral views, x20 (H 173.2 m). 11, 15, 19. Pygidium, SUI 125690, dorsal, posterior, and left lateral views, x15 (H 172.5T m). 12, 20. Pygidium, SUI 125691, dorsal and right lateral views, x10 (H 169.8 m). 13, 16, 21. Pygidium, SUI 125692, dorsal, posterior, and left lateral views, x10 (H 172.5 m). 17, 18, 23. Pygidium, SUI 125693, dorsal, posterior, and left lateral views, x15 (H 172.5T m). 22, 24, 27. Pygidium, SUI 125694, dorsal, posterior, and left lateral views, x15 (H 173.2 m). 25, 26, 28. Pygidium, SUI 125695, posterior, dorsal, and left lateral views, x15 (H 163.3 m)." pageId="9" pageNumber="10">Figs. 12–16</figureCitation>
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</paragraph>
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<paragraph id="8BADE823A7056720FF44F953FC65F934" blockId="9.[199,913,1691,1714]" box="[199,913,1691,1714]" pageId="9" pageNumber="10">
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2009
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<taxonomicName id="4C1293A0A7056720FE84F953FE75F934" authority="Neo & Adrain, 2011" authorityName="Neo & Adrain" authorityYear="2011" box="[263,385,1691,1713]" class="Trilobita" family="Pliomeridae" kingdom="Animalia" order="Phacopida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="family" status="gen. nov.">Pliomeridae</taxonomicName>
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<taxonomicNameLabel id="A255894AA7056720FE0BF954FE10F934" box="[392,484,1692,1713]" pageId="9" pageNumber="10" rank="genus">gen. nov.</taxonomicNameLabel>
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sp. nov. A; Adrain
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<emphasis id="B9663431A7056720FD29F954FD29F937" box="[682,733,1692,1714]" italics="true" pageId="9" pageNumber="10">et al.</emphasis>
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, p. 570, fig.
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<specimenCount id="9D1423AAA7056720FCDDF953FC65F934" box="[862,913,1691,1713]" pageId="9" pageNumber="10" type="generic">16Q.</specimenCount>
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</paragraph>
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</subSubSection>
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<subSubSection id="C308BBA8A7056720FF14F91FFBC5F8B2" pageId="9" pageNumber="10" type="materials_examined">
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<paragraph id="8BADE823A7056720FF14F91FFBC5F8B2" blockId="9.[151,1436,1751,2028]" pageId="9" pageNumber="10">
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<emphasis id="B9663431A7056720FF14F91FFEF2F975" bold="true" box="[151,262,1751,1776]" inLineHeading="true" pageId="9" pageNumber="10" reason="1">Material.</emphasis>
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<materialsCitation id="3B7AE27EA7056720FE9FF91FFBC5F8B2" collectionCode="SUI" collectorName="Section H" country="United States of America" county="Millard County" elevation="163" location="Fillmore Formation" municipality="Ibex area" pageId="9" pageNumber="10" specimenCode="SUI 125681, SUI 115310, 125649-125680, 125682-125695" specimenCount="1" stateProvince="Utah" typeStatus="holotype">
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<typeStatus id="54A95681A7056720FE9FF91FFE73F96A" box="[284,391,1751,1775]" pageId="9" pageNumber="10" type="holotype">Holotype</typeStatus>
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, pygidium,
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<specimenCode id="DBB44058A7056720FD97F91FFD57F96A" box="[532,675,1751,1775]" collectionCode="SUI" country="USA" httpUri="http://grbio.org/cool/fx78-973d" name="The University of Iowa (formerly State University of Iowa)" pageId="9" pageNumber="10" type="University or college">SUI 125681</specimenCode>
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, from
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<collectorName id="26E78DF5A7056720FD76F91FFC9CF96A" box="[757,872,1751,1775]" pageId="9" pageNumber="10">Section H</collectorName>
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<quantity id="4CEA45C6A7056720FCF0F91FFC20F96A" box="[883,980,1751,1775]" metricMagnitude="2" metricUnit="m" metricValue="1.633" pageId="9" pageNumber="10" unit="m" value="163.3">
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<elevation id="003F0F10A7056720FCF0F91FFC20F96A" box="[883,980,1751,1775]" metricMagnitude="2" metricUnit="m" metricValue="1.633" pageId="9" pageNumber="10" unit="m" value="163.3">163.3 m</elevation>
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</quantity>
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and assigned specimens
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<specimenCode id="DBB44058A7056720FA8AF91FFA6CF96A" box="[1289,1432,1751,1775]" collectionCode="SUI" country="USA" httpUri="http://grbio.org/cool/fx78-973d" name="The University of Iowa (formerly State University of Iowa)" pageId="9" pageNumber="10" type="University or college">SUI 115310</specimenCode>
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,
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<specimenCode id="DBB44058A7056720FF14F934FEBBF891" box="[151,335,1788,1812]" collectionCode="SUI" country="USA" httpUri="http://grbio.org/cool/fx78-973d" name="The University of Iowa (formerly State University of Iowa)" pageId="9" pageNumber="10" type="University or college">125649–125680</specimenCode>
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,
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<specimenCode id="DBB44058A7056720FEDFF934FDE1F891" box="[348,533,1788,1812]" collectionCode="SUI" country="USA" httpUri="http://grbio.org/cool/fx78-973d" name="The University of Iowa (formerly State University of Iowa)" pageId="9" pageNumber="10" type="University or college">125682–125695</specimenCode>
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, from
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<collectorName id="26E78DF5A7056720FDE2F934FD25F896" box="[609,721,1788,1812]" pageId="9" pageNumber="10">Section H</collectorName>
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<quantity id="4CEA45C6A7056720FD59F934FC73F896" box="[730,903,1788,1812]" metricMagnitude="2" metricUnit="m" metricValue="1.7294999999999998" metricValueMax="1.8259999999999998" metricValueMin="1.6330000000000002" pageId="9" pageNumber="10" unit="m" value="172.95" valueMax="182.6" valueMin="163.3">
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<elevation id="003F0F10A7056720FD59F934FC73F896" box="[730,903,1788,1812]" metricMagnitude="2" metricUnit="m" metricValue="1.7294999999999998" metricValueMax="1.8259999999999998" metricValueMin="1.6330000000000002" pageId="9" pageNumber="10" unit="m" value="172.95" valueMax="182.6" valueMin="163.3">163.3–182.6 m</elevation>
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</quantity>
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,
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<location id="8ECDBEF8A7056720FC17F934FB86F891" LSID="urn:lsid:plazi:treatment:03BB5935A7056723FF14F9FFFC92FA61:8ECDBEF8A7056720FC17F934FB86F891" box="[916,1138,1788,1812]" country="United States of America" county="Millard County" municipality="Ibex area" name="Fillmore Formation" pageId="9" pageNumber="10" stateProvince="Utah">Fillmore Formation</location>
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(Tulean;
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<taxonomicName id="4C1293A0A7056720FB63F934FF21F8B2" authority="Zone" authorityName="Zone" class="Trilobita" family="Hystricuridae" genus="Psalikilus" kingdom="Animalia" order="Aulacopleurida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="pikum">
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<emphasis id="B9663431A7056720FB63F934FA6FF891" box="[1248,1435,1788,1812]" italics="true" pageId="9" pageNumber="10">Psalikilus pikum</emphasis>
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Zone
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</taxonomicName>
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),
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<location id="8ECDBEF8A7056720FF6BF8D7FDE0F8BD" LSID="urn:lsid:plazi:treatment:03BB5935A7056723FF14F9FFFC92FA61:8ECDBEF8A7056720FF6BF8D7FDE0F8BD" box="[232,532,1823,1848]" country="United States of America" county="Millard County" municipality="Ibex area" name="southern Confusion Range" pageId="9" pageNumber="10" stateProvince="Utah">southern Confusion Range</location>
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,
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<collectingMunicipality id="6BC97259A7056720FDA3F8D7FD7EF8B2" box="[544,650,1823,1847]" pageId="9" pageNumber="10">Ibex area</collectingMunicipality>
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,
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<collectingCounty id="62CC90AFA7056720FD15F8D7FCB0F8B2" box="[662,836,1823,1847]" pageId="9" pageNumber="10">Millard County</collectingCounty>
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, western
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<collectingRegion id="49D626C1A7056720FC2EF8D7FC12F8B2" box="[941,998,1823,1847]" country="United States of America" name="Utah" pageId="9" pageNumber="10">Utah</collectingRegion>
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,
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<collectingCountry id="F305A8B3A7056720FC72F8D7FBD9F8B2" box="[1009,1069,1823,1847]" name="United States of America" pageId="9" pageNumber="10">USA</collectingCountry>
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||
.
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</materialsCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C308BBA8A7056720FF44F88CFC28F8DE" box="[199,988,1860,1884]" pageId="9" pageNumber="10" type="etymology">
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||
<paragraph id="8BADE823A7056720FF44F88CFC28F8DE" blockId="9.[151,1436,1751,2028]" box="[199,988,1860,1884]" pageId="9" pageNumber="10">
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||
<emphasis id="B9663431A7056720FF44F88CFEB9F8D9" bold="true" box="[199,333,1860,1884]" inLineHeading="true" pageId="9" pageNumber="10" reason="1">Etymology.</emphasis>
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From Sevier Lake, which lies to the east of the Ibex area.
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</paragraph>
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</subSubSection>
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<subSubSection id="C308BBA8A7056720FF44F8AFFB6DF821" pageId="9" pageNumber="10" type="diagnosis">
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||
<paragraph id="8BADE823A7056720FF44F8AFFB6DF821" blockId="9.[151,1436,1751,2028]" pageId="9" pageNumber="10">
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||
<emphasis id="B9663431A7056720FF44F8AFFEB5F805" bold="true" box="[199,321,1895,1920]" inLineHeading="true" pageId="9" pageNumber="10" reason="1">Diagnosis.</emphasis>
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Librigena with very long posterior projection of lateral border; third pair of pygidial spines long and very widely splayed; terminal piece with single pair of indentations at about 1/3 length.
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</paragraph>
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</subSubSection>
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||
<subSubSection id="C308BBA8A7056723FF44F867FCBDFB62" lastPageId="10" lastPageNumber="11" pageId="9" pageNumber="10" type="description">
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||
<paragraph id="8BADE823A7056720FF44F867FB63F869" blockId="9.[151,1436,1751,2028]" pageId="9" pageNumber="10">
|
||
<emphasis id="B9663431A7056720FF44F867FEACF84D" bold="true" box="[199,344,1967,1992]" inLineHeading="true" pageId="9" pageNumber="10" reason="1">Description.</emphasis>
|
||
<taxonomicName id="4C1293A0A7056720FEEBF879FD96F84D" authorityName="Neo & Adrain" authorityYear="2011" box="[360,610,1969,1992]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7056720FEEBF879FD96F84D" box="[360,610,1969,1992]" italics="true" pageId="9" pageNumber="10">Panisaspis sevierensis</emphasis>
|
||
</taxonomicName>
|
||
is morphologically similar enough to
|
||
<taxonomicName id="4C1293A0A7056720FB97F879FB4EF84D" authorityName="Neo & Adrain" authorityYear="2011" box="[1044,1210,1968,1992]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="millardensis">
|
||
<emphasis id="B9663431A7056720FB97F879FB4EF84D" box="[1044,1210,1968,1992]" italics="true" pageId="9" pageNumber="10">P. millardensis</emphasis>
|
||
</taxonomicName>
|
||
that it is treated via extended comparison. Ratios are given to aid comparison with other members of the genus.
|
||
</paragraph>
|
||
<paragraph id="8BADE823A7066723FF44FF5FFDC7FEBA" blockId="10.[151,1440,151,1508]" pageId="10" pageNumber="11">
|
||
Cranidia of
|
||
<taxonomicName id="4C1293A0A7066723FED0FF51FE18FF2A" authorityName="Neo & Adrain" authorityYear="2011" box="[339,492,152,176]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FED0FF51FE18FF2A" box="[339,492,152,176]" italics="true" pageId="10" pageNumber="11">P. sevierensis</emphasis>
|
||
</taxonomicName>
|
||
are extremely similar to those of
|
||
<taxonomicName id="4C1293A0A7066723FCFFFF51FBD0FF35" authorityName="Neo & Adrain" authorityYear="2011" box="[892,1060,152,176]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="millardensis">
|
||
<emphasis id="B9663431A7066723FCFFFF51FBD0FF35" box="[892,1060,152,176]" italics="true" pageId="10" pageNumber="11">P. millardensis</emphasis>
|
||
</taxonomicName>
|
||
. They differ mainly in having a slightly shorter and wider glabella, with width 97.5% (89.7–101.1%) length, slightly larger L1 relative to other lateral lobes, and possibly slightly larger palpebral lobes (cf.
|
||
<figureCitation id="1329F4A6A7066723FCB1FF17FC05FF72" box="[818,1009,223,247]" captionStart="FIGURE 6" captionStartId="31.[151,239,1775,1795]" captionText="FIGURE 6. Panisaspis millardensis n. sp., from Section H, 185.6 m and 187.4 m, Fillmore Formation (Blackhillsian; Strigigenalis plicolabeona Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 4, 7. Cranidium, SUI 125603, dorsal, left lateral, and anterior views, x12 (H 187.4 m). 2, 5, 8. Cranidium, SUI 125604, dorsal, left lateral, and anterior views, x12 (H 187.4 m). 3, 6. Left librigena, SUI 125605, external and ventrolateral views, x12 (H 187.4 m). 9. Right librigena, SUI 125606, external view, x10 (H 187.4 m). 10, 13. Cranidium, SUI 125607, dorsal and left lateral views, x12 (H 187.4 m). 11, 14, 17, 20. Cranidium, SUI 125608, dorsal, ventral, anterior, and left lateral views, x15 (H 185.6 m). 12, 15. Right librigena, SUI 125609, external and ventrolateral views, x10 (H 187.4 m). 16, 19, 22. Cranidium, SUI 125610, dorsal, anterior, and left lateral views, x20 (H 185.6 m). 18, 21, 24. Right librigena, SUI 125611, external, internal, and ventrolateral views, x12 (H 187.4 m). 23. Left librigena, SUI 125612, external view, x10 (H 187.4 m)." pageId="10" pageNumber="11">Figs. 6.1 and 6.2</figureCitation>
|
||
with 12.3), although that comparison cannot be made with exactly equally sized specimens. The cranidial length/width ratio for
|
||
<taxonomicName id="4C1293A0A7066723FB16FECDFADFFE99" authorityName="Neo & Adrain" authorityYear="2011" box="[1173,1323,261,284]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FB16FECDFADFFE99" box="[1173,1323,261,284]" italics="true" pageId="10" pageNumber="11">P. sevierensis</emphasis>
|
||
</taxonomicName>
|
||
is 44.6%, based on the specimen of
|
||
<figureCitation id="1329F4A6A7066723FE3AFEEFFDDAFEBA" box="[441,558,295,319]" captionStart="FIGURE 12" captionStartId="37.[151,239,1782,1802]" captionText="FIGURE 12. Panisaspis sevierensis n. sp., from Section H 163.3–173.2 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 4, 8. Cranidium, SUI 125649, dorsal, left lateral, and anterior views, x10 (H 173.2 m). 2, 5, 6. Cranidium, SUI 125650, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 3, 7, 9, 12, 15. Cranidium, SUI 125651, dorsal, right lateral, anterior, oblique, and ventral views, x12 (H 166.2 m). 10, 11, 13, 14. Cranidium, SUI 125652, dorsal, ventral, anterior, and right lateral views, x15 (H 163.3 m). 16-18. Cranidium, SUI 125653, dorsal, anterior, and left lateral views, x10 (H 163.3 m). 19, 22, 26. Cranidium, SUI 125654, dorsal, left lateral, and anterior views, x20 (H 173.2 m). 20, 21. Cranidium, SUI 125655, right lateral and dorsal views, x10 (H 166.2 m). 23–25. Cranidium, SUI 125656, anterior, right lateral, and dorsal views, x15 (H 163.3 m)." pageId="10" pageNumber="11">Fig. 12.10</figureCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BADE823A7066723FF44FE84FE51FE29" blockId="10.[151,1440,151,1508]" pageId="10" pageNumber="11">
|
||
Hypostomes of
|
||
<taxonomicName id="4C1293A0A7066723FEFBFE85FDFAFEE1" authorityName="Neo & Adrain" authorityYear="2011" box="[376,526,333,356]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FEFBFE85FDFAFEE1" box="[376,526,333,356]" italics="true" pageId="10" pageNumber="11">P. sevierensis</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C1293A0A7066723FDC9FE85FD1BFEE1" authorityName="Neo & Adrain" authorityYear="2011" box="[586,751,332,356]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="millardensis">
|
||
<emphasis id="B9663431A7066723FDC9FE85FD1BFEE1" box="[586,751,332,356]" italics="true" pageId="10" pageNumber="11">P. millardensis</emphasis>
|
||
</taxonomicName>
|
||
are also very similar, but those of
|
||
<taxonomicName id="4C1293A0A7066723FBF1FE85FAF3FEE1" authorityName="Neo & Adrain" authorityYear="2011" box="[1138,1287,333,356]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FBF1FE85FAF3FEE1" box="[1138,1287,333,356]" italics="true" pageId="10" pageNumber="11">P. sevierensis</emphasis>
|
||
</taxonomicName>
|
||
are narrower (width 89.4% (87.1–91.0%) length), with narrower and less pronounced shoulders, narrower borders, and fewer pits on the middle body.
|
||
</paragraph>
|
||
<paragraph id="8BADE823A7066723FF44FE7FFE48FDDA" blockId="10.[151,1440,151,1508]" pageId="10" pageNumber="11">
|
||
Librigenae of
|
||
<taxonomicName id="4C1293A0A7066723FEE8FE71FDF0FE4A" authorityName="Neo & Adrain" authorityYear="2011" box="[363,516,440,464]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FEE8FE71FDF0FE4A" box="[363,516,440,464]" italics="true" pageId="10" pageNumber="11">P. sevierensis</emphasis>
|
||
</taxonomicName>
|
||
are somewhat more elongate, with a slightly shorter field [width 43.6% (40.8– 48.5%) length along lateral border furrow and length of field 42.1% (40.5–43.1%) length of lateral border], with a longer posterior branch of the facial suture (measured along the lateral border), a slightly narrower lateral border with a larger amount of doublure visible externally, slightly smaller granulose sculpture on the border, and a much less pitted librigenal field.
|
||
</paragraph>
|
||
<paragraph id="8BADE823A7066723FF44FDA5FCE7FD49" blockId="10.[151,1440,151,1508]" pageId="10" pageNumber="11">
|
||
<taxonomicName id="4C1293A0A7066723FF44FDA5FE35FD01" authorityName="Neo & Adrain" authorityYear="2011" box="[199,449,621,644]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FF44FDA5FE35FD01" box="[199,449,621,644]" italics="true" pageId="10" pageNumber="11">Panisaspis sevierensis</emphasis>
|
||
</taxonomicName>
|
||
segments are not well known, but they are slightly more finely granulose than those of
|
||
<taxonomicName id="4C1293A0A7066723FF14FD59FEC9FD2D" authorityName="Neo & Adrain" authorityYear="2011" box="[151,317,656,680]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="millardensis">
|
||
<emphasis id="B9663431A7066723FF14FD59FEC9FD2D" box="[151,317,656,680]" italics="true" pageId="10" pageNumber="11">P. millardensis</emphasis>
|
||
</taxonomicName>
|
||
, and possibly have more small tubercles on the axis (cf.
|
||
<figureCitation id="1329F4A6A7066723FC52FD47FBC1FD22" box="[977,1077,655,679]" captionStart="FIGURE 9" captionStartId="35.[151,239,1020,1040]" captionTargetBox="[151,1436,190,999]" captionTargetId="figure-284@35.[151,1436,190,999]" captionTargetPageId="35" captionText="FIGURE 9. Panisaspis millardensis n. sp., from Section H, 185.6 m and 187.4 m, Fillmore Formation (Blackhillsian; Strigigenalis plicolabeona Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 2, 5, 6. Thoracic segment, SUI 125633, dorsal, left lateral, anterior, and posterior views, x12 (H 187.4 m). 3, 4, 6, 8, 9. Thoracic segment, SUI 125634, right lateral, dorsal, ventral, anterior, and posterior views, x12 (H 185.6 m). 10, 12, 14. Thoracic segment, SUI 125635, anterior, right lateral, and dorsal views, x12 (H 187.4 m). 11, 13, 15–17. Thoracic segment, SUI 125636, dorsal, anterior, left lateral, posterior, and ventral views, x12 (H 187.4 m)." pageId="10" pageNumber="11">Figs. 9.1</figureCitation>
|
||
with 13.26; two tubercles on a complete axial ring vs. three on a partially missing ring).
|
||
</paragraph>
|
||
<paragraph id="8BADE823A7066723FF44FD1FFA62FCFA" blockId="10.[151,1440,151,1508]" pageId="10" pageNumber="11">
|
||
Pygidia of
|
||
<taxonomicName id="4C1293A0A7066723FECAFD11FE16FD6A" authorityName="Neo & Adrain" authorityYear="2011" box="[329,482,728,752]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FECAFD11FE16FD6A" box="[329,482,728,752]" italics="true" pageId="10" pageNumber="11">P. sevierensis</emphasis>
|
||
</taxonomicName>
|
||
are wider (length 71.9% (67.0–76.5%) width, using same measuring points) than those of
|
||
<taxonomicName id="4C1293A0A7066723FF75FD35FE6EFC91" authorityName="Neo & Adrain" authorityYear="2011" box="[246,410,764,788]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="millardensis">
|
||
<emphasis id="B9663431A7066723FF75FD35FE6EFC91" box="[246,410,764,788]" italics="true" pageId="10" pageNumber="11">P. millardensis</emphasis>
|
||
</taxonomicName>
|
||
, with a slightly narrower axis, slightly narrower and shallower axial furrows, wider pleurae, much longer and thicker third pleural spines which are also more strongly posterodorsally upturned, slightly thicker and more conical spines overall, a smaller terminal piece with only one pair of indentations at about 1/3 length and a more widely exposed posterior margin, more effaced sculpture overall, and a shorter, wider merged pleural wall.
|
||
</paragraph>
|
||
<paragraph id="8BADE823A7066723FF44FC43FCBDFB62" blockId="10.[151,1440,151,1508]" pageId="10" pageNumber="11">
|
||
<emphasis id="B9663431A7066723FF44FC43FEB5FC21" bold="true" box="[199,321,907,932]" inLineHeading="true" pageId="10" pageNumber="11" reason="1">Ontogeny.</emphasis>
|
||
<taxonomicName id="4C1293A0A7066723FEDBFC45FDA2FC21" authorityName="Neo & Adrain" authorityYear="2011" box="[344,598,909,932]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FEDBFC45FDA2FC21" box="[344,598,909,932]" italics="true" pageId="10" pageNumber="11">Panisaspis sevierensis</emphasis>
|
||
</taxonomicName>
|
||
cranidia are less well known, but ontogenetic changes seem to closely resemble those of
|
||
<taxonomicName id="4C1293A0A7066723FEE8FC79FDE7FC4D" authorityName="Neo & Adrain" authorityYear="2011" box="[363,531,944,968]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="millardensis">
|
||
<emphasis id="B9663431A7066723FEE8FC79FDE7FC4D" box="[363,531,944,968]" italics="true" pageId="10" pageNumber="11">P. millardensis</emphasis>
|
||
</taxonomicName>
|
||
. The smallest cranidium (
|
||
<figureCitation id="1329F4A6A7066723FCCFFC67FC37FC42" box="[844,963,943,967]" captionStart="FIGURE 12" captionStartId="37.[151,239,1782,1802]" captionText="FIGURE 12. Panisaspis sevierensis n. sp., from Section H 163.3–173.2 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 4, 8. Cranidium, SUI 125649, dorsal, left lateral, and anterior views, x10 (H 173.2 m). 2, 5, 6. Cranidium, SUI 125650, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 3, 7, 9, 12, 15. Cranidium, SUI 125651, dorsal, right lateral, anterior, oblique, and ventral views, x12 (H 166.2 m). 10, 11, 13, 14. Cranidium, SUI 125652, dorsal, ventral, anterior, and right lateral views, x15 (H 163.3 m). 16-18. Cranidium, SUI 125653, dorsal, anterior, and left lateral views, x10 (H 163.3 m). 19, 22, 26. Cranidium, SUI 125654, dorsal, left lateral, and anterior views, x20 (H 173.2 m). 20, 21. Cranidium, SUI 125655, right lateral and dorsal views, x10 (H 166.2 m). 23–25. Cranidium, SUI 125656, anterior, right lateral, and dorsal views, x15 (H 163.3 m)." pageId="10" pageNumber="11">Fig. 12.19</figureCitation>
|
||
) is narrower across the fixigenae, with a shorter, broader genal spine than the larger cranidia. The most complete cranidium (
|
||
<figureCitation id="1329F4A6A7066723FBDBFC1CFB25FC69" box="[1112,1233,980,1004]" captionStart="FIGURE 12" captionStartId="37.[151,239,1782,1802]" captionText="FIGURE 12. Panisaspis sevierensis n. sp., from Section H 163.3–173.2 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 4, 8. Cranidium, SUI 125649, dorsal, left lateral, and anterior views, x10 (H 173.2 m). 2, 5, 6. Cranidium, SUI 125650, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 3, 7, 9, 12, 15. Cranidium, SUI 125651, dorsal, right lateral, anterior, oblique, and ventral views, x12 (H 166.2 m). 10, 11, 13, 14. Cranidium, SUI 125652, dorsal, ventral, anterior, and right lateral views, x15 (H 163.3 m). 16-18. Cranidium, SUI 125653, dorsal, anterior, and left lateral views, x10 (H 163.3 m). 19, 22, 26. Cranidium, SUI 125654, dorsal, left lateral, and anterior views, x20 (H 173.2 m). 20, 21. Cranidium, SUI 125655, right lateral and dorsal views, x10 (H 166.2 m). 23–25. Cranidium, SUI 125656, anterior, right lateral, and dorsal views, x15 (H 163.3 m)." pageId="10" pageNumber="11">Fig. 12.10</figureCitation>
|
||
), compared to the largest cranidia (
|
||
<figureCitation id="1329F4A6A7066723FED3FC3FFDBAFB8A" box="[336,590,1015,1039]" captionStart="FIGURE 12" captionStartId="37.[151,239,1782,1802]" captionText="FIGURE 12. Panisaspis sevierensis n. sp., from Section H 163.3–173.2 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 4, 8. Cranidium, SUI 125649, dorsal, left lateral, and anterior views, x10 (H 173.2 m). 2, 5, 6. Cranidium, SUI 125650, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 3, 7, 9, 12, 15. Cranidium, SUI 125651, dorsal, right lateral, anterior, oblique, and ventral views, x12 (H 166.2 m). 10, 11, 13, 14. Cranidium, SUI 125652, dorsal, ventral, anterior, and right lateral views, x15 (H 163.3 m). 16-18. Cranidium, SUI 125653, dorsal, anterior, and left lateral views, x10 (H 163.3 m). 19, 22, 26. Cranidium, SUI 125654, dorsal, left lateral, and anterior views, x20 (H 173.2 m). 20, 21. Cranidium, SUI 125655, right lateral and dorsal views, x10 (H 166.2 m). 23–25. Cranidium, SUI 125656, anterior, right lateral, and dorsal views, x15 (H 163.3 m)." pageId="10" pageNumber="11">Figs. 12.1, 12.3, 12.16</figureCitation>
|
||
; cranidia of
|
||
<figureCitation id="1329F4A6A7066723FD54FC3FFCD2FB8A" box="[727,806,1015,1039]" captionStart="FIGURE 13" captionStartId="39.[151,239,1827,1847]" captionTargetBox="[151,1436,153,1816]" captionTargetId="figure-222@39.[151,1436,153,1816]" captionTargetPageId="39" captionText="FIGURE 13. Panisaspis sevierensis n. sp., from Section H 163.3–173.2 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 4, 7. Cranidium, SUI 125657, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 2, 5, 8. Cranidium, SUI 125658, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 3, 6, 9. Cranidium, SUI 125659, dorsal, right lateral, and anterior views, x10 (H 163.3 m). 10, 15, 19. Hypostome, SUI 125660, ventral, left lateral, and posterior views, x12 (H 172.5T m). 11, 12, 16, 20. Hypostome, SUI 125661, ventral, dorsal, right lateral, and posterior views, x12 (H 172.5T m). 13, 17, 23. Hypostome, SUI 125662, ventral, left lateral, and posterior views, x12 (H 172.5T m). 14, 18, 24. Hypostome, SUI 125663, ventral, left lateral, and posterior views, x10 (H 173.2 m). 21, 22, 25. Hypostome, SUI 125664, left lateral, ventral, and posterior views, x12 (H 169.8 m). 26, 27, 30, 32, 33. Thoracic segment, SUI 125665, dorsal, left lateral, posterior, anterior, and ventral views, x12 (H 163.3 m). 28, 29, 31, 34. Thoracic segment, SUI 125666, dorsal, right lateral, anterior, and posterior views, x12 (H 163.3 m)." pageId="10" pageNumber="11">Fig. 13</figureCitation>
|
||
) has a shorter anterior border; slightly narrower and less laterally convex glabella; and narrower LO; and the sculpture overall is coarser. Hypostomal and thoracic changes cannot be assessed with the material available. Librigenae (cf.
|
||
<figureCitation id="1329F4A6A7066723FCDDFBF7FBF6FBD2" box="[862,1026,1087,1111]" captionStart="FIGURE 14" captionStartId="40.[151,239,1569,1589]" captionTargetBox="[151,1436,155,1554]" captionTargetId="figure-220@40.[151,1436,155,1554]" captionTargetPageId="40" captionText="FIGURE 14. Panisaspis sevierensis n. sp., from Section H 163.3–173.2 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1. Right librigena, SUI 125667, external view, x10 (H 173.2 m). 2, 4, 5. Left librigena, SUI 125668, ventrolateral, external, and internal views, x10 (H 172.5 m). 3, 6. Right librigena, SUI 125669, external and ventrolateral views, x15 (H 172.5T m). 7, 8, 10. Left librigena, SUI 125670, external, internal, and ventrolateral views, x10 (H 163.3 m). 9. Left librigena, SUI 125671, external view, x10 (H 163.3 m). 11, 14. Left librigena, SUI 125672, external and ventrolateral views, x10 (H 163.3 m). 12. Right librigena, SUI 125673, external view, x10 (H 163.3 m). 13. Right librigena, SUI 125674, external view, x10 (H 163.3 m). 15. Right librigena, SUI 125675, external view, x10 (H 163.3 m). 16. Left librigena, SUI 125676, external view, x10 (H 163.3 m). 17. Left librigena, SUI 125677, external view, x15 (H 163.3 m). 18. Left librigena, SUI 125678, external view, x10 (H 163.3 m). 19. Right librigena, SUI 125679, external view, x12 (H 172.5T m). 20. Left librigena, SUI 125680, external view, x12 (H 163.3 m)." pageId="10" pageNumber="11">Fig. 14.3, 14.4</figureCitation>
|
||
) increase in the length and height of the librigenal field, and the curve underneath and posterior from the anterior projection of the lateral border increases in steepness. The pygidium (cf.
|
||
<figureCitation id="1329F4A6A7066723FDEDFB4FFCD5FB1A" box="[622,801,1159,1183]" captionStart="FIGURE 15" captionStartId="42.[151,239,151,171]" captionText="FIGURE 15. Panisaspis sevierensis n. sp., from Section H 163.3 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. All magnifications are x10. 1, 6, 9, 13. Pygidium, holotype, SUI 125681, dorsal, left lateral, ventral, and posterior views. 2, 4, 7. Pygidium, SUI 125682, dorsal, left lateral, and posterior views. 3, 5, 8. Pygidium, SUI 125683, dorsal, right lateral, and posterior views. 10–12. Pygidium, SUI 125684, left lateral, posterior, and dorsal views. 14, 17, 18. Pygidium, SUI 125685, dorsal, right lateral, and posterior views. 15, Pygidium, SUI 125686, ventral view. 16, 19, 20. Pygidium, SUI 125687, dorsal, right lateral, and posterior views." pageId="10" pageNumber="11">Fig. 15.1, 15.14</figureCitation>
|
||
,
|
||
<figureCitation id="1329F4A6A7066723FCAFFB4FFCAAFB1A" box="[812,862,1159,1183]" captionStart="FIGURE 16" captionStartId="42.[151,239,1775,1795]" captionText="FIGURE 16. Panisaspis sevierensis n. sp., from Section H 163.3–182.6 m, Fillmore Formation (Tulean; Psalikilus pikum Zone), southern Confusion Range, Ibex area, Millard County, western Utah, USA. 1, 4, 7, 10, 14. Pygidium, SUI 115310, dorsal, posterior, ventral, anterior, and left lateral views, x12 (H 182.6 m). 2, 5, 8. Pygidium, SUI 125688, dorsal, posterior, and right lateral views, x10 (H 173.2 m). 3, 6, 9. Pygidium, SUI 125689, dorsal, posterior, and right lateral views, x20 (H 173.2 m). 11, 15, 19. Pygidium, SUI 125690, dorsal, posterior, and left lateral views, x15 (H 172.5T m). 12, 20. Pygidium, SUI 125691, dorsal and right lateral views, x10 (H 169.8 m). 13, 16, 21. Pygidium, SUI 125692, dorsal, posterior, and left lateral views, x10 (H 172.5 m). 17, 18, 23. Pygidium, SUI 125693, dorsal, posterior, and left lateral views, x15 (H 172.5T m). 22, 24, 27. Pygidium, SUI 125694, dorsal, posterior, and left lateral views, x15 (H 173.2 m). 25, 26, 28. Pygidium, SUI 125695, posterior, dorsal, and left lateral views, x15 (H 163.3 m)." pageId="10" pageNumber="11">16.3</figureCitation>
|
||
) elongates slightly compared to its width; the interrings furrows lengthen considerably; the axial furrows widen; the spines splay further away from each other and taper more rapidly; and the sculpture decreases in coarseness.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C308BBA8A7066723FF44FB3BFC92FA61" pageId="10" pageNumber="11" type="discussion">
|
||
<paragraph id="8BADE823A7066723FF44FB3BFC92FA61" blockId="10.[151,1440,151,1508]" pageId="10" pageNumber="11">
|
||
<emphasis id="B9663431A7066723FF44FB3BFEB8FA89" bold="true" box="[199,332,1267,1292]" inLineHeading="true" pageId="10" pageNumber="11" reason="1">Discussion.</emphasis>
|
||
Cranidia of
|
||
<taxonomicName id="4C1293A0A7066723FE63FB3DFD2EFA89" authorityName="Neo & Adrain" authorityYear="2011" box="[480,730,1269,1292]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FE63FB3DFD2EFA89" box="[480,730,1269,1292]" italics="true" pageId="10" pageNumber="11">Panisaspis sevierensis</emphasis>
|
||
</taxonomicName>
|
||
differ subtly from those of
|
||
<taxonomicName id="4C1293A0A7066723FB8CFB3DFB6EFA89" authorityName="Neo & Adrain" authorityYear="2011" box="[1039,1178,1268,1292]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="deltaensis">
|
||
<emphasis id="B9663431A7066723FB8CFB3DFB6EFA89" box="[1039,1178,1268,1292]" italics="true" pageId="10" pageNumber="11">P. deltaensis</emphasis>
|
||
</taxonomicName>
|
||
. The anterior border is slightly narrower; L1 is slightly smaller relative to the other lateral glabellar lobes and less rounded in outline; the lateral fixigenae are shorter; and the genal spine is narrower. Hypostomes of
|
||
<taxonomicName id="4C1293A0A7066723FB84FAF5FB6AFAD1" authorityName="Neo & Adrain" authorityYear="2011" box="[1031,1182,1341,1364]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FB84FAF5FB6AFAD1" box="[1031,1182,1341,1364]" italics="true" pageId="10" pageNumber="11">P. sevierensis</emphasis>
|
||
</taxonomicName>
|
||
are ovoid and possess rounded borders, unlike the sub-rectangular and spinose-bordered hypostome of
|
||
<taxonomicName id="4C1293A0A7066723FBA1FAA9FB59FAFD" authorityName="Neo & Adrain" authorityYear="2011" box="[1058,1197,1376,1400]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="deltaensis">
|
||
<emphasis id="B9663431A7066723FBA1FAA9FB59FAFD" box="[1058,1197,1376,1400]" italics="true" pageId="10" pageNumber="11">P. deltaensis</emphasis>
|
||
</taxonomicName>
|
||
. The pygidium of
|
||
<taxonomicName id="4C1293A0A7066723FA04FAA9FEE5FA19" authorityName="Neo & Adrain" authorityYear="2011" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FA04FAA9FEE5FA19" italics="true" pageId="10" pageNumber="11">P. sevierensis</emphasis>
|
||
</taxonomicName>
|
||
can be distinguished by its more widely splayed spines, particularly the third pair; longer fourth pair of spines; and distinct pair of indentations at about 1/3 length of the terminal piece.
|
||
<taxonomicName id="4C1293A0A7066723FBC0FA60FACBFA3A" authorityName="Neo & Adrain" authorityYear="2011" box="[1091,1343,1448,1471]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="sevierensis">
|
||
<emphasis id="B9663431A7066723FBC0FA60FACBFA3A" box="[1091,1343,1448,1471]" italics="true" pageId="10" pageNumber="11">Panisaspis sevierensis</emphasis>
|
||
</taxonomicName>
|
||
is compared with
|
||
<taxonomicName id="4C1293A0A7066723FE96FA05FE4BFA61" authorityName="Neo & Adrain" authorityYear="2011" box="[277,447,1484,1508]" class="Trilobita" family="Pliomeridae" genus="Panisaspis" kingdom="Animalia" order="Phacopida" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="rancherensis">
|
||
<emphasis id="B9663431A7066723FE96FA05FE4BFA61" box="[277,447,1484,1508]" italics="true" pageId="10" pageNumber="11">P. rancherensis</emphasis>
|
||
</taxonomicName>
|
||
in the discussion section of the latter.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |