233 lines
25 KiB
XML
233 lines
25 KiB
XML
<document id="2C004C0044764F96BD6038D9E11B9E42" ID-CLB-Dataset="298388" ID-DOI="10.5194/fr-18-81-2015" ID-GBIF-Dataset="49a593d2-44ce-420d-a608-8533ec6745ac" ID-ISSN="2193-0074" ID-Zenodo-Dep="11585625" IM.bibliography_approvedBy="carolina" IM.illustrations_approvedBy="carolina" IM.materialsCitations_approvedBy="carolina" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="carolina" IM.taxonomicNames_approvedBy="carolina" IM.treatments_approvedBy="carolina" checkinTime="1716844663622" checkinUser="felipe" docAuthor="Titus, A. L., Korn, D., Harrell, J. E. & Lambert, L. L." docDate="2015" docId="039287BEFC4FFFB8FFA9FAD9FEACFE93" docLanguage="en" docName="FossRec.18.2.81-104.pdf" docOrigin="Fossil Record 18 (2)" docSource="http://dx.doi.org/10.5194/fr-18-81-2015" docStyle="DocumentStyle:1B3764FFAC190C6D25C29F616DE4358D.2:FossRec.2014-2021.journal_article" docStyleId="1B3764FFAC190C6D25C29F616DE4358D" docStyleName="FossRec.2014-2021.journal_article" docStyleVersion="2" docTitle="Pachylyroceras , Ruzhencev and Bogoslovskaya 1971" docType="treatment" docVersion="4" lastPageNumber="100" masterDocId="FFABFFC6FC5CFFACFFD5FFF5FFC9FF94" masterDocTitle="Late Viséan (late Mississippian) ammonoids from the Barnett Shale, Sierra Diablo Escarpment, Culberson County, Texas, USA" masterLastPageNumber="104" masterPageNumber="81" pageNumber="100" updateTime="1718152557931" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0">
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<mods:title id="7AB05A240A17518A5AA6C6282AA02FA0">Late Viséan (late Mississippian) ammonoids from the Barnett Shale, Sierra Diablo Escarpment, Culberson County, Texas, USA</mods:title>
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<mods:name id="8CB45A22FCECFFEDF80E4D2D1C5A5EA1" type="personal">
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<mods:namePart id="F00B8D3020FF1B7A247195079CEB0ADD">Titus, A. L.</mods:namePart>
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<mods:affiliation id="45A637FC2259CCD87274683A779BF4A0">D. Korn & Grand Staircase-Escalante National Monument, 669 S. Highway 89 A, Kanab, UT 84741, USA</mods:affiliation>
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<mods:namePart id="D938773E45DD3F21CFD89A09A2292A86">Korn, D.</mods:namePart>
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<mods:affiliation id="5066BA6D0AF0A1B4B7484616C944D48F">J. E. Harrell & Museum für Naturkunde, Leibniz Institute for Evolution and Biodiversity Science, Invalidenstrasse 43,</mods:affiliation>
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<mods:namePart id="EE4E80F200DF61DB4C9A6DDFBCC22E1E">Harrell, J. E.</mods:namePart>
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<mods:affiliation id="0C917C08021C71534C714B6A748D7835">L. L. Lambert & Noble Energy Inc., Houston, TX 77070, USA</mods:affiliation>
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<mods:namePart id="6D2AE2C397749B7012BF0E96F2791843">Lambert, L. L.</mods:namePart>
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<mods:affiliation id="1B86D58F8DC898F2FDC4CE69763C8A68">Department of Geological Sciences, The University of Texas at San Antonio, One UTSA Circle, San Antonio, TX 78249, USA</mods:affiliation>
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<mods:title id="A8FD83731B9A06946C6E7F7FB8C98B72">Fossil Record</mods:title>
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<mods:date id="96FE30D002A529FFBD05D85643AD529D">2015</mods:date>
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<mods:number id="E31C2561F0158D0A9BF7DA2944710D10">2015-06-04</mods:number>
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<mods:number id="6F4B7F93BDFD4DA3674052A0E9F1EC77">18</mods:number>
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<mods:url id="66D3ECD253B68328919248450DD2BD0B">http://dx.doi.org/10.5194/fr-18-81-2015</mods:url>
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<treatment id="039287BEFC4FFFB8FFA9FAD9FEACFE93" ID-DOI="http://doi.org/10.5281/zenodo.11587170" ID-GBIF-Taxon="232732012" ID-Zenodo-Dep="11587170" LSID="urn:lsid:plazi:treatment:039287BEFC4FFFB8FFA9FAD9FEACFE93" httpUri="http://treatment.plazi.org/id/039287BEFC4FFFB8FFA9FAD9FEACFE93" lastPageId="20" lastPageNumber="100" pageId="19" pageNumber="100">
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<subSubSection id="C3216523FC4FFFBFFFA9FAD9FD0FFAD0" box="[124,710,1324,1348]" pageId="19" pageNumber="100" type="nomenclature">
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<paragraph id="8B8436A8FC4FFFBFFFA9FAD9FD0FFAD0" blockId="19.[124,710,1324,1348]" box="[124,710,1324,1348]" pageId="19" pageNumber="100">
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<heading id="D0CC81C4FC4FFFBFFFA9FAD9FD0FFAD0" box="[124,710,1324,1348]" fontSize="10" level="2" pageId="19" pageNumber="100" reason="4">
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<taxonomicName id="4C3B4D2BFC4FFFBFFFA9FAD9FD0FFAD0" ID-CoL="63JKW" authority="Ruzhencev and Bogoslovskaya, 1971" authorityName=", Ruzhencev and Bogoslovskaya" authorityYear="1971" box="[124,710,1324,1348]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" order="Goniatitida" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
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<emphasis id="B94FEABAFC4FFFBFFFA9FAD9FD0FFAD0" bold="true" box="[124,710,1324,1348]" pageId="19" pageNumber="100">
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<emphasis id="B94FEABAFC4FFFBFFFA9FAD9FEEAFAD0" bold="true" box="[124,291,1324,1348]" italics="true" pageId="19" pageNumber="100">Pachylyroceras</emphasis>
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<bibRefCitation id="EFAA4B59FC4FFFBFFEFFFAD9FD0FFAD0" author="Ruzhencev, V. E. & Bogoslovskaya, M. F." box="[298,710,1324,1348]" pageId="19" pageNumber="100" pagination="1 - 382" refId="ref18853" refString="Ruzhencev, V. E. and Bogoslovskaya, M. F.: Namyurskiy etap v evolyutsii ammonodey. Rannenamyurskiye ammonoidei., Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 133, 1 - 382, 1971." type="journal article" year="1971">Ruzhencev and Bogoslovskaya, 1971</bibRefCitation>
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C3216523FC4FFFBFFFA9FA99FE6CFA37" pageId="19" pageNumber="100" type="type_taxon">
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<paragraph id="8B8436A8FC4FFFBFFFA9FA99FE6CFA37" blockId="19.[124,767,1387,1793]" pageId="19" pageNumber="100">
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Type species:
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<taxonomicName id="4C3B4D2BFC4FFFBFFEC2FA9EFF78FA37" authority="Miller and Youngquist, 1948" authorityName="Miller and Youngquist" authorityYear="1948" class="Cephalopoda" family="Cravenoceratidae" genus="Lyrogoniatites" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="species" species="cloudi">
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<emphasis id="B94FEABAFC4FFFBFFEC2FA9EFE33FA17" box="[279,506,1387,1411]" italics="true" pageId="19" pageNumber="100">Lyrogoniatites cloudi</emphasis>
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<bibRefCitation id="EFAA4B59FC4FFFBFFDD1FA99FF78FA37" author="Miller, A. K. & Youngquist, W." pageId="19" pageNumber="100" pagination="649 - 671" refId="ref18348" refString="Miller, A. K. and Youngquist, W.: The cephalopod fauna of the Mississippian Barnett Formation of Central Texas, J. Paleontol., 22, 649 - 671, 1948." type="journal article" year="1948">Miller and Youngquist, 1948</bibRefCitation>
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</taxonomicName>
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[original designation].
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</paragraph>
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</subSubSection>
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<subSubSection id="C3216523FC4FFFBFFFA9FA59FE6EF9F6" pageId="19" pageNumber="100" type="diagnosis">
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<paragraph id="8B8436A8FC4FFFBFFFA9FA59FE6EF9F6" blockId="19.[124,767,1387,1793]" pageId="19" pageNumber="100">
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Genus diagnosis: Representatives of the family
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<taxonomicName id="4C3B4D2BFC4FFFBFFDADFA59FF15FA76" authorityName="Plummer and Scott" authorityYear="1937" class="Cephalopoda" family="Neoglyphioceratidae" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="family">Neoglyphioceratidae</taxonomicName>
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with subevolute conch, which becomes more evolute in the adult stage. 20–30 coarse spiral lines, growth lines, and shell constrictions concavo-convex with shallow ventral sinus. Suture line with rather narrow external lobe, usually with slightly sinuous flanks.
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</paragraph>
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</subSubSection>
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||
<subSubSection id="C3216523FC4FFFBFFFA9F99EFE61F895" pageId="19" pageNumber="100" type="taxon_list">
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<paragraph id="8B8436A8FC4FFFBFFFA9F99EFEFDF916" blockId="19.[124,767,1387,1793]" box="[124,308,1643,1666]" pageId="19" pageNumber="100">Included species:</paragraph>
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<paragraph id="8B8436A8FC4FFFBFFFA9F97FFED8F956" blockId="19.[124,767,1387,1793]" pageId="19" pageNumber="100">
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<taxonomicName id="4C3B4D2BFC4FFFBFFFA9F97FFF77F936" authorityName="Miller and Youngquist" authorityYear="1948" box="[124,190,1674,1698]" class="Cephalopoda" family="Cravenoceratidae" genus="Lyrogoniatites" kingdom="Animalia" order="Goniatitida" pageId="19" pageNumber="100" phylum="Mollusca" rank="species" species="cloudi">
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<emphasis id="B94FEABAFC4FFFBFFFA9F97FFF77F936" box="[124,190,1674,1698]" italics="true" pageId="19" pageNumber="100">cloudi</emphasis>
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</taxonomicName>
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:
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<taxonomicName id="4C3B4D2BFC4FFFBFFF1AF97FFF0BF956" authority="Miller and Youngquist, 1948, p. 660" authorityName="Miller and Youngquist" authorityPageNumber="660" authorityYear="1948" class="Cephalopoda" family="Cravenoceratidae" genus="Lyrogoniatites" kingdom="Animalia" order="Goniatitida" pageId="19" pageNumber="100" phylum="Mollusca" rank="species" species="cloudi">
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<emphasis id="B94FEABAFC4FFFBFFF1AF97FFE7DF936" box="[207,436,1674,1698]" italics="true" pageId="19" pageNumber="100">Lyrogoniatites cloudi</emphasis>
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<bibRefCitation id="EFAA4B59FC4FFFBFFE6BF97EFD32F936" author="Miller, A. K. & Youngquist, W." box="[446,763,1675,1698]" pageId="19" pageNumber="100" pagination="649 - 671" refId="ref18348" refString="Miller, A. K. and Youngquist, W.: The cephalopod fauna of the Mississippian Barnett Formation of Central Texas, J. Paleontol., 22, 649 - 671, 1948." type="journal article" year="1948">Miller and Youngquist, 1948</bibRefCitation>
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, p. 660
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</taxonomicName>
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;
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<collectingRegion id="49FFF84AFC4FFFBFFF19F95EFEC4F956" box="[204,269,1707,1730]" country="United States of America" name="Texas" pageId="19" pageNumber="100">Texas</collectingRegion>
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.
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</paragraph>
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<paragraph id="8B8436A8FC4FFFBFFFA9F93FFE61F895" blockId="19.[124,767,1387,1793]" pageId="19" pageNumber="100">
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<taxonomicName id="4C3B4D2BFC4FFFBFFFA9F93FFF13F976" box="[124,218,1738,1762]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" order="Goniatitida" pageId="19" pageNumber="100" phylum="Mollusca" rank="species" species="utahense">
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<emphasis id="B94FEABAFC4FFFBFFFA9F93FFF13F976" box="[124,218,1738,1762]" italics="true" pageId="19" pageNumber="100">utahense</emphasis>
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</taxonomicName>
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:
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<taxonomicName id="4C3B4D2BFC4FFFBFFF38F93FFEABF895" authority="Miller, Youngquist and Nielsen, 1952, p. 154" authorityName="Miller, Youngquist and Nielsen" authorityPageNumber="154" authorityYear="1952" class="Cephalopoda" family="Cravenoceratidae" genus="Lyrogoniatites" kingdom="Animalia" order="Goniatitida" pageId="19" pageNumber="100" phylum="Mollusca" rank="species" species="utahensis">
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<emphasis id="B94FEABAFC4FFFBFFF38F93FFE3CF976" box="[237,501,1738,1762]" italics="true" pageId="19" pageNumber="100">Lyrogoniatites utahensis</emphasis>
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<bibRefCitation id="EFAA4B59FC4FFFBFFDD4F93FFEDBF895" author="Miller, A. K. & Youngquist, W. & Nielsen, M. L." pageId="19" pageNumber="100" pagination="148 - 161" refId="ref18428" refString="Miller, A. K., Youngquist, W., and Nielsen, M. L.: Mississippian cephalopods from Western Utah, J. Paleontol., 26, 148 - 161, 1952." type="journal article" year="1952">Miller, Youngquist and Nielsen, 1952</bibRefCitation>
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, p. 154
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</taxonomicName>
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;
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<collectingRegion id="49FFF84AFC4FFFBFFEB8F91FFE6DF895" box="[365,420,1770,1793]" country="United States of America" name="Utah" pageId="19" pageNumber="100">Utah</collectingRegion>
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.
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C3216523FC4FFFB8FFA9F8DFFEACFE93" lastPageId="20" lastPageNumber="101" pageId="19" pageNumber="100" type="discussion">
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||
<paragraph id="8B8436A8FC4FFFBFFFA9F8DFFBDCF996" blockId="19.[124,767,1834,1921]" lastBlockId="19.[819,1462,1228,1921]" pageId="19" pageNumber="100">
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Discussion: When they introduced the genus
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFD80F8DFFDD3F8F5" authority=", Ruzhencev and Bogoslovskaya (1971)" authorityName=", Ruzhencev and Bogoslovskaya" authorityYear="1971" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
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||
<emphasis id="B94FEABAFC4FFFBFFD80F8DFFD31F8D6" box="[597,760,1834,1858]" italics="true" pageId="19" pageNumber="100">Pachylyroceras</emphasis>
|
||
,
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||
<bibRefCitation id="EFAA4B59FC4FFFBFFFA9F8BFFDD3F8F5" author="Ruzhencev, V. E. & Bogoslovskaya, M. F." box="[124,538,1866,1889]" pageId="19" pageNumber="100" pagination="1 - 382" refId="ref18853" refString="Ruzhencev, V. E. and Bogoslovskaya, M. F.: Namyurskiy etap v evolyutsii ammonodey. Rannenamyurskiye ammonoidei., Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 133, 1 - 382, 1971." type="journal article" year="1971">Ruzhencev and Bogoslovskaya (1971)</bibRefCitation>
|
||
</taxonomicName>
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||
assumed that certain Uralian specimens and the
|
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<typeStatus id="5480880AFC4FFFBFFE79F89FFE2DF815" box="[428,484,1898,1921]" pageId="19" pageNumber="100">types</typeStatus>
|
||
for
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFDCCF89CFD37F815" authorityName="Miller and Youngquist" authorityYear="1948" box="[537,766,1897,1921]" class="Cephalopoda" family="Cravenoceratidae" genus="Lyrogoniatites" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="species" species="cloudi">
|
||
<emphasis id="B94FEABAFC4FFFBFFDCCF89CFD37F815" box="[537,766,1897,1921]" italics="true" pageId="19" pageNumber="100">Lyrogoniatites cloudi</emphasis>
|
||
</taxonomicName>
|
||
from the Barnett Shale were conspecific. As a result, they based
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFCADFB19FBD2FA90" authorityName=", Ruzhencev and Bogoslovskaya" authorityYear="1971" box="[888,1051,1260,1284]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFCADFB19FBD2FA90" box="[888,1051,1260,1284]" italics="true" pageId="19" pageNumber="100">Pachylyroceras</emphasis>
|
||
</taxonomicName>
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on the
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<typeStatus id="5480880AFC4FFFBFFBBAFB19FB6EFA97" box="[1135,1191,1260,1283]" pageId="19" pageNumber="100">types</typeStatus>
|
||
of
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<taxonomicName id="4C3B4D2BFC4FFFBFFB1BFB19FAE4FA90" authorityName="Miller and Youngquist" authorityYear="1948" box="[1230,1325,1260,1284]" class="Cephalopoda" family="Cravenoceratidae" genus="Lyrogoniatites" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="species" species="cloudi">
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<emphasis id="B94FEABAFC4FFFBFFB1BFB19FAE4FA90" box="[1230,1325,1260,1284]" italics="true" pageId="19" pageNumber="100">L. cloudi</emphasis>
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||
</taxonomicName>
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from
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<collectingRegion id="49FFF84AFC4FFFBFFAA7FB19FA7BFA97" box="[1394,1458,1260,1283]" country="United States of America" name="Texas" pageId="19" pageNumber="100">Texas</collectingRegion>
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, rather than the Uralian material they had in their collections and erected three new species,
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<taxonomicName id="4C3B4D2BFC4FFFBFFB04FAD9FA9FFAD0" authorityName="Ruzhencev and Bogoslovskaya" authorityYear="1971" box="[1233,1366,1324,1348]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="species" species="angustum">
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||
<emphasis id="B94FEABAFC4FFFBFFB04FAD9FA9FFAD0" box="[1233,1366,1324,1348]" italics="true" pageId="19" pageNumber="100">P. angustum</emphasis>
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</taxonomicName>
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,
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFABDFAD9FC4EFAF7" authorityName="Ruzhencev and Bogoslovskaya" authorityYear="1971" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="species" species="consequens">
|
||
<emphasis id="B94FEABAFC4FFFBFFABDFAD9FC4EFAF7" italics="true" pageId="19" pageNumber="100">P. consequens</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFC12FABEFBA8FAF7" authorityName="Ruzhencev and Bogoslovskaya" authorityYear="1971" box="[967,1121,1355,1379]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="species" species="constrictum">
|
||
<emphasis id="B94FEABAFC4FFFBFFC12FABEFBA8FAF7" box="[967,1121,1355,1379]" italics="true" pageId="19" pageNumber="100">P. constrictum</emphasis>
|
||
</taxonomicName>
|
||
. We see significant differences in the course of growth lines in all of the Uralian specimens (ventral salient) versus the
|
||
<collectingRegion id="49FFF84AFC4FFFBFFB48FA79FB13FA37" box="[1181,1242,1420,1443]" country="United States of America" name="Texas" pageId="19" pageNumber="100">Texas</collectingRegion>
|
||
<typeStatus id="5480880AFC4FFFBFFB36FA79FAD2FA37" box="[1251,1307,1420,1443]" pageId="19" pageNumber="100">types</typeStatus>
|
||
of
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFA91FA7EFCA5FA57" authorityName=", Ruzhencev and Bogoslovskaya" authorityYear="1971" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFA91FA7EFCA5FA57" italics="true" pageId="19" pageNumber="100">Pachylyroceras</emphasis>
|
||
</taxonomicName>
|
||
(ventral sulcus), and conclude that the genus, which is closely related to
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFC21FA3EFB6EFA77" authorityName="Brüning" authorityYear="1923" box="[1012,1191,1483,1507]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Neoglyphioceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFC21FA3EFB6EFA77" box="[1012,1191,1483,1507]" italics="true" pageId="19" pageNumber="100">Neoglyphioceras</emphasis>
|
||
</taxonomicName>
|
||
, is currently known only from North America.
|
||
</paragraph>
|
||
<paragraph id="8B8436A8FC4FFFBFFC9BF9FEFC7CF956" blockId="19.[819,1462,1228,1921]" pageId="19" pageNumber="100">
|
||
This excludes all of the Uralian material from
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFA91F9FEFCA5F9D7" authorityName=", Ruzhencev and Bogoslovskaya" authorityYear="1971" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFA91F9FEFCA5F9D7" italics="true" pageId="19" pageNumber="100">Pachylyroceras</emphasis>
|
||
</taxonomicName>
|
||
, and given that there is no existing genus to accommodate these widely umbilicate
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFB58F9BFFA89F9F6" authorityName="Brüning" authorityYear="1923" box="[1165,1344,1610,1634]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Neoglyphioceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFB58F9BFFA89F9F6" box="[1165,1344,1610,1634]" italics="true" pageId="19" pageNumber="100">Neoglyphioceras</emphasis>
|
||
</taxonomicName>
|
||
-like forms with ventral salient in their growth lines and constrictions, we erect the new genus
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFBE7F97FFB76F936" authorityName="Titus & Korn & Harrell & Lambert" authorityYear="2015" box="[1074,1215,1674,1698]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Uralyroceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFBE7F97FFB76F936" box="[1074,1215,1674,1698]" italics="true" pageId="19" pageNumber="100">Uralyroceras</emphasis>
|
||
</taxonomicName>
|
||
for the Uralian species (see below).
|
||
</paragraph>
|
||
<paragraph id="8B8436A8FC4FFFB8FC9BF93FFEACFE93" blockId="19.[819,1462,1228,1921]" lastBlockId="20.[124,766,176,264]" lastPageId="20" lastPageNumber="101" pageId="19" pageNumber="100">
|
||
According to its conch morphology, suture line, and ornament,
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFCADF91FFBD2F896" authorityName=", Ruzhencev and Bogoslovskaya" authorityYear="1971" box="[888,1051,1770,1794]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFCADF91FFBD2F896" box="[888,1051,1770,1794]" italics="true" pageId="19" pageNumber="100">Pachylyroceras</emphasis>
|
||
</taxonomicName>
|
||
has an intermediate position between
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFCE6F8FFFC2FF8B6" authorityName="Brüning" authorityYear="1923" box="[819,998,1802,1826]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Neoglyphioceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFCE6F8FFFC2FF8B6" box="[819,998,1802,1826]" italics="true" pageId="19" pageNumber="100">Neoglyphioceras</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFBCEF8FFFB7DF8B6" authorityName="Miller & Furnish" authorityYear="1940" box="[1051,1204,1802,1826]" class="Cephalopoda" family="Cravenoceratidae" genus="Lyrogoniatites" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFBCEF8FFFB7DF8B6" box="[1051,1204,1802,1826]" italics="true" pageId="19" pageNumber="100">Lyrogoniatites</emphasis>
|
||
</taxonomicName>
|
||
. It possesses the
|
||
<typeStatus id="5480880AFC4FFFBFFABEF8FFFA50F8B5" box="[1387,1433,1802,1825]" pageId="19" pageNumber="100">type</typeStatus>
|
||
of shell constrictions with ventral sinus of
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFB0FF8DFFA44F8D6" authorityName="Brüning" authorityYear="1923" box="[1242,1421,1834,1858]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Neoglyphioceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFB0FF8DFFA44F8D6" box="[1242,1421,1834,1858]" italics="true" pageId="19" pageNumber="100">Neoglyphioceras</emphasis>
|
||
</taxonomicName>
|
||
but the subevolute conch morphology of
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFB18F8BFFAAFF8F6" authorityName="Miller & Furnish" authorityYear="1940" box="[1229,1382,1866,1890]" class="Cephalopoda" family="Cravenoceratidae" genus="Lyrogoniatites" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFB18F8BFFAAFF8F6" box="[1229,1382,1866,1890]" italics="true" pageId="19" pageNumber="100">Lyrogoniatites</emphasis>
|
||
</taxonomicName>
|
||
. In the suture line,
|
||
<taxonomicName id="4C3B4D2BFC4FFFBFFC60F89CFB91F815" authorityName=", Ruzhencev and Bogoslovskaya" authorityYear="1971" box="[949,1112,1897,1921]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Pachylyroceras" kingdom="Animalia" pageId="19" pageNumber="100" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC4FFFBFFC60F89CFB91F815" box="[949,1112,1897,1921]" italics="true" pageId="19" pageNumber="100">Pachylyroceras</emphasis>
|
||
</taxonomicName>
|
||
shows the sinuous flanks of the external lobe like
|
||
<taxonomicName id="4C3B4D2BFC48FFB8FEEFFF45FE24FF5C" authorityName="Brüning" authorityYear="1923" box="[314,493,176,200]" class="Cephalopoda" family="Neoglyphioceratidae" genus="Neoglyphioceras" kingdom="Animalia" pageId="20" pageNumber="101" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC48FFB8FEEFFF45FE24FF5C" box="[314,493,176,200]" italics="true" pageId="20" pageNumber="101">Neoglyphioceras</emphasis>
|
||
</taxonomicName>
|
||
, but at the same time, the external lobe is rather narrow with weakly diverging flanks like in
|
||
<taxonomicName id="4C3B4D2BFC48FFB8FF13FF05FE96FE9C" authorityName="Miller & Furnish" authorityYear="1940" box="[198,351,240,264]" class="Cephalopoda" family="Cravenoceratidae" genus="Lyrogoniatites" kingdom="Animalia" pageId="20" pageNumber="101" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B94FEABAFC48FFB8FF13FF05FE96FE9C" box="[198,351,240,264]" italics="true" pageId="20" pageNumber="101">Lyrogoniatites</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |