568 lines
70 KiB
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568 lines
70 KiB
XML
<document id="8B04EB8583B0961794EC05B522DD3E13" ID-DOI="10.5252/geodiversitas2024v46a6" ID-ISSN="1638-9395" ID-Zenodo-Dep="11106598" ID-ZooBank="urn:lsid:zoobank.org:pub:6ACF6A79-9149-4781-808D-478668673EB6" IM.bibliography_approvedBy="juliana" IM.illustrations_approvedBy="juliana" IM.materialsCitations_approvedBy="juliana" IM.metadata_approvedBy="juliana" IM.tables_approvedBy="juliana" IM.taxonomicNames_approvedBy="juliana" IM.treatments_approvedBy="juliana" checkinTime="1714640714399" checkinUser="plazi" docAuthor="Scavezzoni, Isaure, Fischer, Valentin, Johnson, Michela M. & Jouve, Stéphane" docDate="2024" docId="038A56761D6DFFA4FC8F90B5FBA550E2" docLanguage="en" docName="geodiversitas.2024.46.6.pdf" docOrigin="Geodiversitas 46 (6)" docSource="https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/g2024v46a6.pdf" docStyle="DocumentStyle:F830B10FF475E64C1F1601E3B32DDC00.4:Geodiversitas.2018-.journal_article" docStyleId="F830B10FF475E64C1F1601E3B32DDC00" docStyleName="Geodiversitas.2018-.journal_article" docStyleVersion="4" docTitle="Teleosaurus GEOFFROY SAINT-HILAIRE 1825" docType="treatment" docVersion="5" lastPageNumber="216" masterDocId="FFB32E0E1D3CFFF7FFA29243FFC5576E" masterDocTitle="Form and function of the pelvic girdle of Thalattosuchia and Dyrosauridae (Crocodyliformes)" masterLastPageNumber="326" masterPageNumber="135" pageNumber="214" updateTime="1714681770497" updateUser="ExternalLinkService" zenodo-license-document="CC0-1.0" zenodo-license-figures="CC0-1.0">
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<mods:title id="18BF783E62B8CB2EB6D11DCC0F54F0C7">Form and function of the pelvic girdle of Thalattosuchia and Dyrosauridae (Crocodyliformes)</mods:title>
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<mods:name id="475AD09925D043439D3569E5AB7D23E8" type="personal">
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<mods:namePart id="3748F32218A2A290B3727D20B4D45B60">Scavezzoni, Isaure</mods:namePart>
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<mods:affiliation id="D522C1DDD2E66BE871FEAD1772E2E39C">Universite de Liège, Evolution and Diversity Dynamics Lab, All. du Six Août 14, 4000 Liège (Belgique) isaure. scavezzoni @ gmail. com v. fischer @ uliege. be</mods:affiliation>
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<mods:nameIdentifier id="B5DD48CFD9021C4FFB591EFF4363C9F3" type="email">isaure.scavezzoni@gmail.com</mods:nameIdentifier>
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<mods:namePart id="932668F98B1546F5AEF46C371DAAE8B3">Fischer, Valentin</mods:namePart>
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<mods:affiliation id="C255CA823991258B9F8C3B289CAB0850">Universite de Liège, Evolution and Diversity Dynamics Lab, All. du Six Août 14, 4000 Liège (Belgique) isaure. scavezzoni @ gmail. com v. fischer @ uliege. be</mods:affiliation>
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<mods:nameIdentifier id="4BA3F5C42B0EDF1C982927BB78757BB2" type="email">v.fischer@uliege.be</mods:nameIdentifier>
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<mods:namePart id="604F9D1E63BA66A5E3A73531016F19EF">Johnson, Michela M.</mods:namePart>
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<mods:affiliation id="35143924E3EAA593FEB8AC0B3AE99B9E">Department of Palaeontology, Staatliches Museum für Naturkunde Stuttgart, Museum am LÖwentor, Rosenstein 1, 70191 Stuttgart (Germany) michela. johnson @ smns-bw. de</mods:affiliation>
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<mods:nameIdentifier id="23F4935FCF3514F01297C66E01E83CC7" type="email">michela.johnson@smns-bw.de</mods:nameIdentifier>
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<mods:namePart id="1984D1DF13C26405E209613917C37DE7">Jouve, Stéphane</mods:namePart>
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<mods:affiliation id="86E4C1DAF17DE4E9DBCC021BE9D50F16">Sorbonne Universite, BUPMC - Pôle Collections, Tour Zamansky, 15 étage, bureau 1513, 4 place Jussieu, 75252 Paris Cedex 05 (France) stephane. jouve @ sorbonne-universite. fr</mods:affiliation>
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<mods:nameIdentifier id="4F1932469B94B3138AA76749D5F9F810" type="email">stephane.jouve@sorbonne-universite.fr</mods:nameIdentifier>
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<mods:title id="3EA70D907B53D69A2017A1F4C5050F11">Geodiversitas</mods:title>
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<mods:part id="958B7ADE2517FB93E4FF67B51CE85C70">
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<mods:date id="D1BB007A4AE8F476DB05CC359D81192B">2024</mods:date>
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<mods:number id="9DB76464FC5C4869428BC49FFE66D8A1">2024-05-02</mods:number>
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<mods:number id="832E3E9A4FA31188A949660DE6C5AA86">46</mods:number>
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<mods:url id="1EE57B4AD55FA284D322C05A99B9F395">https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/g2024v46a6.pdf</mods:url>
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<mods:identifier id="3E1EA5177864D5EAB7DB97D3B0AD6A3D" type="DOI">10.5252/geodiversitas2024v46a6</mods:identifier>
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<treatment id="038A56761D6DFFA4FC8F90B5FBA550E2" ID-DOI="http://doi.org/10.5281/zenodo.11106032" ID-Zenodo-Dep="11106032" LSID="urn:lsid:plazi:treatment:038A56761D6DFFA4FC8F90B5FBA550E2" httpUri="http://treatment.plazi.org/id/038A56761D6DFFA4FC8F90B5FBA550E2" lastPageId="83" lastPageNumber="216" pageId="81" pageNumber="214">
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<subSubSection id="C339B4EB1D6DFFA6FC8F90B5FAE6547E" box="[813,1315,757,784]" pageId="81" pageNumber="214" type="nomenclature">
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<paragraph id="8B9CE7601D6DFFA6FC8F90B5FAE6547E" blockId="81.[813,1315,757,816]" box="[813,1315,757,784]" pageId="81" pageNumber="214">
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<taxonomicName id="4C239CE31D6DFFA6FC8F90B5FAE6547E" authority="GEOFFROY SAINT-HILAIRE, 1825" authorityName="GEOFFROY SAINT-HILAIRE" authorityYear="1825" box="[813,1315,757,784]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="genus">
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<smallCapsWord id="8D7A71BC1D6DFFA6FC8F90B5FC795460" baselines="777,777" box="[813,956,758,783]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Teleosaurus" pageId="81" pageNumber="214">
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<emphasis id="B9573B721D6DFFA6FC8F90B5FC795460" box="[813,956,758,783]" italics="true" pageId="81" pageNumber="214">TELEOSAURUS</emphasis>
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<bibRefCitation id="EFB29A911D6DFFA6FC6190B6FAE6547E" author="GEOFFROY SAINT-HILAIRE E." box="[963,1315,757,784]" pageId="81" pageNumber="214" pagination="97 - 155" refId="ref111073" refString="GEOFFROY SAINT-HILAIRE E. 1825. - Recherches sur l'organisation des gavials, sur leurs affinites naturelles, desquelles resulte la necessite d'une autre distribution generique, Gavialis, Teleosaurus et Steneosaurus, et sur cette question, si les gavials (Gavialis) aujourd'hui repandus dans les parties orientales de l'Asie descendent par voie non interrompue de generation, des gavials antidiluviens, soit des gavials fossiles, dits crocodiles de Caen (Teleosaurus), soit des gavials fossiles du Havre et de Honfleur (Steneosaurus). Memoires du Museum d ' Histoire naturelle 12: 97 - 155. https: // www. biodiversitylibrary. org / page / 3547812" type="journal article" year="1825">
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<smallCapsWord id="8D7A71BC1D6DFFA6FC6190B6FBF35460" baselines="776,777" box="[963,1078,757,783]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Geoffroy" pageId="81" pageNumber="214">GEOFFROY</smallCapsWord>
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<smallCapsWord id="8D7A71BC1D6DFFA6FB9F90B6FB1B5460" baselines="776,777,777,777,777" box="[1085,1246,757,784]" lowerCaseFontSize="8" mainFontSize="11" normCase="title" normString="Saint-Hilaire" pageId="81" pageNumber="214">SAINT-HILAIRE</smallCapsWord>
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, 1825
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</taxonomicName>
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</paragraph>
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<subSubSection id="C339B4EB1D6DFFA4FC8F9155FBA550E2" lastPageId="83" lastPageNumber="216" pageId="81" pageNumber="214" type="description">
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<paragraph id="8B9CE7601D6DFFA6FC8F9155FB59545E" blockId="81.[813,1315,757,816]" box="[813,1180,789,816]" pageId="81" pageNumber="214">
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For measurements, see
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<tableCitation id="C6A1D2DB1D6DFFA6FB879156FB505441" box="[1061,1173,789,816]" captionStart-0="TABLE" captionStart-1="TABLE" captionStart-2="TABLE" captionStartId-0="19.[61,72,462,479]" captionStartId-1="25.[61,72,457,474]" captionStartId-2="29.[61,72,511,528]" captionTargetPageId-0="19" captionTargetPageId-1="25" captionTargetPageId-2="29" captionText-0="TABLE 7. — List of measurements in mm of crocodyliformes ilia. Abbreviations: Ha, anterior height; Hv, ventral length; Hd, dorsal length; PST.l, postacetabular process anteroposterior length; PST.h, postacetabular process dorsoventral height; PRE.l, preacetabular process anteroposterior length; PRE.h, preacetabular process dorsoventral height; ACE.h, acetabulum dorsoventral height; ACE.w, acetabulum width at mid-height; GAP.w, base length of acetabular perforation; GAP.h, max height of acetabular perforation; PUB.l, pubic peduncle anteroposterior length; PUB.h, pubic peduncle dorsoventral height; ISC.l, ischial peduncle anteroposterior length; ISC.h, Ischial peduncle dorsoventral height." captionText-1="TABLE 8. — List of measurements in mm of crocodyliformes ischia. When measurements are missing on the first ischium, it takes measurements from next ischium. NHMUK PV R 4763 shaft reconstructed.Abbreviations: Hd, total height from posterior peduncle to tip of posterior process; PP.h, height of posterior process tip; AP.h, base height of anterior process; AP.w, total length of anterior process; BL.l, total length of ischial blade; GAP.w, base length of acetabular perforation; GAP.h, max height of acetabular perforation;PPed.Ll, anteroposterior length of posterior peduncle taken laterally;PPed.Wa, mediolateral width of posterior peduncle taken anteriorly; BR.l, total length of peduncle bridge; APed.w, mediolateral width of anterior peduncle; APed.h, dorsoventral height of anterior peduncle; Arch.l, anterior arch length from anterior peduncle to anterior process; Arch.h, maximal depth between base arch and bone margin; S, length from proximal extremity to maximal constriction; C, anteroposterior width of constriction." captionText-2="TABLE 9. — List of measurements in mm of crocodyliformes pubes. When measurements are missing on the first bone, it takes measurements from the next one. SMNS 81608 has been reconstructed. Abbreviations: H, total proximodistal height; Wh, mediolateral width at mid length; Ldia, length of diaphysis; Lbl, freehand length of distal blade up to diaphysis; Dbl, distance between both medial and lateral extremities of distal blade; Wprox, anteroposterior width of proximal peduncle; Lprox, mediolateral length of proximal peduncle; Shaft, proximodistal length of shaft; Neck, proximodistal length of neck; C, anteroposterior width of constriction; Arch.l, anterior arch length from peduncle to pubic diaphysis; Arch.h, maximal depth between base arch and bone margin; Arch.d, distance between proximal base of arch and position of max depth along the arch." httpUri-0="http://table.plazi.org/id/DF5CB7E81D2FFFE4FF9F938DFDDF554D" httpUri-1="http://table.plazi.org/id/DF5CB7E81D25FFEEFF9F938AFAB1555A" httpUri-2="http://table.plazi.org/id/DF5CB7E81D21FFEAFF9F93BCF8FE553A" pageId="81" pageNumber="214" tableUuid-0="DF5CB7E81D2FFFE4FF9F938DFDDF554D" tableUuid-1="DF5CB7E81D25FFEEFF9F938AFAB1555A" tableUuid-2="DF5CB7E81D21FFEAFF9F93BCF8FE553A">Tables 7-9</tableCitation>
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||
.
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||
</paragraph>
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||
<paragraph id="8B9CE7601D6DFFA6FC8F9116FCBB5401" blockId="81.[813,894,853,879]" box="[813,894,853,879]" pageId="81" pageNumber="214">
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<heading id="D0D4500C1D6DFFA6FC8F9116FCBB5401" box="[813,894,853,879]" fontSize="11" level="2" pageId="81" pageNumber="214" reason="8">
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<emphasis id="B9573B721D6DFFA6FC8F9116FCBB5401" box="[813,894,853,879]" italics="true" pageId="81" pageNumber="214">Ischium</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B9CE7601D6DFFA6FC8F9136FB8351E2" blockId="81.[811,1457,885,2028]" pageId="81" pageNumber="214">
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The ischium of
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<taxonomicName id="4C239CE31D6DFFA6FC699136FBA754E1" box="[971,1122,885,911]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="undetermined">
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<emphasis id="B9573B721D6DFFA6FC699136FBF854E1" box="[971,1085,885,911]" italics="true" pageId="81" pageNumber="214">Teleosaurus</emphasis>
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sp.
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</taxonomicName>
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(NHMUK PV R 238 [
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<figureCitation id="1318FBE51D6DFFA6FAF79136FA5B54E1" box="[1365,1438,885,911]" captionStart="FIG" captionStartId="85.[132,143,1963,1980]" captionTargetBox="[132,1439,189,1872]" captionTargetId="figure-15@85.[166,1438,225,1856]" captionTargetPageId="85" captionText="FIG. 43. — Pelvic girdle elements of Teleosaurus sp., NHMUK PV R 238 (A) and OUMNH.J1638 (B-E): A, right ischium in lateral view; B, right ischium in lateral view; C, right ischium in medial view; D, right pubis in anterior view; E, right pubis in posterior view. Arrow points anteriorly. Target indicates anterior. Pictures courtesy of Dr. Michela Johnson. Scale bars: 1 cm." figureDoi="http://doi.org/10.5281/zenodo.11106692" httpUri="https://zenodo.org/record/11106692/files/figure.png" pageId="81" pageNumber="214">Fig. 43</figureCitation>
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]) stands out with its combination of both a slender shaft and posterior process. Indeed, the ischium of
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<taxonomicName id="4C239CE31D6DFFA6FB4A91F6FA4454A1" box="[1256,1409,949,975]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="undetermined">
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||
<emphasis id="B9573B721D6DFFA6FB4A91F6FA9954A1" box="[1256,1372,949,975]" italics="true" pageId="81" pageNumber="214">Teleosaurus</emphasis>
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sp.
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</taxonomicName>
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displays a strongly concave anterior margin which partly accounts for the strong shaft constriction. In comparison, the shaft of
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<taxonomicName id="4C239CE31D6DFFA6FC8E9657FC005341" box="[812,965,1044,1071]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="undetermined">
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||
<emphasis id="B9573B721D6DFFA6FC8E9657FC655340" box="[812,928,1044,1070]" italics="true" pageId="81" pageNumber="214">Teleosaurus</emphasis>
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sp.
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</taxonomicName>
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OUMNH.J1638 is slightly more chunky due to a proportionally shorter shaft (dorsoventrally). Among teleosauroids,
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<taxonomicName id="4C239CE31D6DFFA6FC019617FB485300" authority="(Andrews, 1909)" authorityName="(Andrews)" authorityYear="1909" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[931,1165,1108,1134]" family="Teleosauridae" genus="Mycterosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="nasutus">
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||
<emphasis id="B9573B721D6DFFA6FC019617FB485300" box="[931,1165,1108,1134]" italics="true" pageId="81" pageNumber="214">Mycterosuchus nasutus</emphasis>
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</taxonomicName>
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,
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<taxonomicName id="4C239CE31D6DFFA6FB3F9617FA6D5300" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[1181,1448,1108,1134]" genus="Charitomenosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="leedsi">
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||
<emphasis id="B9573B721D6DFFA6FB3F9617FA6D5300" box="[1181,1448,1108,1134]" italics="true" pageId="81" pageNumber="214">Charitomenosuchus leedsi</emphasis>
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</taxonomicName>
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,
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<taxonomicName id="4C239CE31D6DFFA6FC8F9637FAB853E0" authority="(Martin et al. 2019 a)" baseAuthorityName="Martin" baseAuthorityYear="2019" box="[813,1405,1140,1166]" family="Teleosauridae" genus="Indosinosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="potamosiamensis">
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<emphasis id="B9573B721D6DFFA6FC8F9637FB4153E0" box="[813,1156,1140,1166]" italics="true" pageId="81" pageNumber="214">Indosinosuchus potamosiamensis</emphasis>
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(
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<bibRefCitation id="EFB29A911D6DFFA6FB349637FAB053E0" author="MARTIN J. E. & SUTEETHORN S. & LAUPRASERT K. & TONG H. & BUFFETAUT E. & LIARD R. & SALAVIALE C. & DEESRI U. & SUTEETHORN V. & CLAUDE J." box="[1174,1397,1140,1166]" pageId="81" pageNumber="214" pagination="1549059" refId="ref114053" refString="MARTIN J. E., SUTEETHORN S., LAUPRASERT K., TONG H., BUFFETAUT E., LIARD R., SALAVIALE C., DEESRI U., SUTEETHORN V. & CLAUDE J. 2019 a. - A new freshwater teleosaurid from the Jurassic of northeastern Thailand. Journal of Vertebrate Paleontology 38 (6): e 1549059. https: // doi. org / 10.1080 / 02724634.2018. 1549059" type="journal article" year="2019">
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||
Martin
|
||
<emphasis id="B9573B721D6DFFA6FB4C9636FAE053E0" box="[1262,1317,1140,1166]" italics="true" pageId="81" pageNumber="214">et al.</emphasis>
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||
2019a
|
||
</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
and
|
||
<emphasis id="B9573B721D6DFFA6FC8D96D7FC1053C0" box="[815,981,1172,1198]" italics="true" pageId="81" pageNumber="214">Proexochokefalos</emphasis>
|
||
cf.
|
||
<emphasis id="B9573B721D6DFFA6FC5496D7FB9953C0" box="[1014,1116,1172,1198]" italics="true" pageId="81" pageNumber="214">bouchardi</emphasis>
|
||
also display an anteroposteriorly thin shaft, but the shaft of
|
||
<emphasis id="B9573B721D6DFFA6FBF996F7FAC053A0" box="[1115,1285,1204,1230]" italics="true" pageId="81" pageNumber="214">Proexochokefalos</emphasis>
|
||
cf.
|
||
<emphasis id="B9573B721D6DFFA6FA8C96F7FA5353A0" box="[1326,1430,1204,1230]" italics="true" pageId="81" pageNumber="214">bouchardi</emphasis>
|
||
is proximodistally shorter.Among metriorhynchoids,
|
||
<emphasis id="B9573B721D6DFFA6FA909697FCA75263" italics="true" pageId="81" pageNumber="214">
|
||
<taxonomicName id="4C239CE31D6DFFA6FA909697FA6B5380" box="[1330,1454,1236,1262]" class="Reptilia" family="Metriorhynchidae" genus="Pelagosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="genus">Pelagosaurus</taxonomicName>
|
||
typus
|
||
</emphasis>
|
||
<collectionCode id="ED327FA51D6DFFA6FCC996B7FC735260" box="[875,950,1268,1294]" pageId="81" pageNumber="214">BRLSI</collectionCode>
|
||
M.1410 and ‘
|
||
<taxonomicName id="4C239CE31D6DFFA6FBF896B0FC1A5240" authority="NHMUK PV R" authorityName=", NHMUK PV R" baseAuthorityName="Eudes-Deslongchamps" baseAuthorityYear="1867" class="Reptilia" family="Metriorhynchidae" genus="Metriorhynchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="brachyrhynchus">
|
||
<emphasis id="B9573B721D6DFFA6FBF896B0FB3B5263" box="[1114,1278,1267,1293]" italics="true" pageId="81" pageNumber="214">Metriorhynchus</emphasis>
|
||
’
|
||
<emphasis id="B9573B721D6DFFA6FAAC96B0FA6A5263" box="[1294,1455,1267,1293]" italics="true" pageId="81" pageNumber="214">brachyrhynchus</emphasis>
|
||
NHMUK PV R
|
||
</taxonomicName>
|
||
4763 show a slender shaft as well. In comparison, the posterior margin of the ischium of
|
||
<taxonomicName id="4C239CE31D6DFFA6FA9E9770FC8E5200" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6DFFA6FA9E9770FA755223" box="[1340,1456,1331,1357]" italics="true" pageId="81" pageNumber="214">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
is subtly concave: its apex is located relatively proximally (around onefourth of total posterior length) and its concavity shows a greater amplitude so that the posterior margin of the ischium underneath the shaft appears straight. Compared to the other teleosauroids with a thin shaft,
|
||
<taxonomicName id="4C239CE31D6DFFA6FAB59790FB145163" authority="(Martin et al. 2019 a)" baseAuthorityName="Martin" baseAuthorityYear="2019" family="Teleosauridae" genus="Indosinosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="potamosiamensis">
|
||
<emphasis id="B9573B721D6DFFA6FAB59790FC1E5162" italics="true" pageId="81" pageNumber="214">Indosinosuchus potamosiamensis</emphasis>
|
||
(
|
||
<bibRefCitation id="EFB29A911D6DFFA6FC4F97B0FB0C5163" author="MARTIN J. E. & SUTEETHORN S. & LAUPRASERT K. & TONG H. & BUFFETAUT E. & LIARD R. & SALAVIALE C. & DEESRI U. & SUTEETHORN V. & CLAUDE J." box="[1005,1225,1523,1549]" pageId="81" pageNumber="214" pagination="1549059" refId="ref114053" refString="MARTIN J. E., SUTEETHORN S., LAUPRASERT K., TONG H., BUFFETAUT E., LIARD R., SALAVIALE C., DEESRI U., SUTEETHORN V. & CLAUDE J. 2019 a. - A new freshwater teleosaurid from the Jurassic of northeastern Thailand. Journal of Vertebrate Paleontology 38 (6): e 1549059. https: // doi. org / 10.1080 / 02724634.2018. 1549059" type="journal article" year="2019">
|
||
Martin
|
||
<emphasis id="B9573B721D6DFFA6FBE697B0FBBE5163" box="[1092,1147,1523,1549]" italics="true" pageId="81" pageNumber="214">et al.</emphasis>
|
||
2019a
|
||
</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6DFFA6FB4097B0FCA15142" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" genus="Charitomenosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="leedsi">
|
||
<emphasis id="B9573B721D6DFFA6FB4097B0FCA15142" italics="true" pageId="81" pageNumber="214">Charitomenosuchus leedsi</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<emphasis id="B9573B721D6DFFA6FC3E9451FB835142" box="[924,1094,1554,1580]" italics="true" pageId="81" pageNumber="214">Proexochokefalos</emphasis>
|
||
cf.
|
||
<emphasis id="B9573B721D6DFFA6FBD29451FB1D5142" box="[1136,1240,1554,1580]" italics="true" pageId="81" pageNumber="214">bouchardi</emphasis>
|
||
also display a more subtly concave posterior margin in relation to the anterior one, whereas
|
||
<taxonomicName id="4C239CE31D6DFFA6FC689411FB785102" authority="(Andrews, 1909)" authorityName="(Andrews)" authorityYear="1909" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[970,1213,1618,1644]" family="Teleosauridae" genus="Mycterosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="nasutus">
|
||
<emphasis id="B9573B721D6DFFA6FC689411FB785102" box="[970,1213,1618,1644]" italics="true" pageId="81" pageNumber="214">Mycterosuchus nasutus</emphasis>
|
||
</taxonomicName>
|
||
possesses a markedly concave posterior margin.
|
||
</paragraph>
|
||
<paragraph id="8B9CE7601D6DFFA4FCE194D1FDEA56FF" blockId="81.[811,1457,885,2028]" lastBlockId="83.[130,778,215,1900]" lastPageId="83" lastPageNumber="216" pageId="81" pageNumber="214">
|
||
Proximally, the shaft of the ischium of
|
||
<taxonomicName id="4C239CE31D6DFFA6FB7B94D1FAB651C3" box="[1241,1395,1682,1709]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6DFFA6FB7B94D1FA8B51C2" box="[1241,1358,1682,1708]" italics="true" pageId="81" pageNumber="214">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
flares out asymmetrically to form the anterior and posterior peduncles. Laterally, the base of the peduncle bridge is borne close to the rim of the posterior peduncle which partly obstructs the acetabular perforation as in most teleosauroids, as opposed to
|
||
<taxonomicName id="4C239CE31D6DFFA6FCEF9572FA6D5022" authority="(Martin et al. 2019 a)" baseAuthorityName="Martin" baseAuthorityYear="2019" box="[845,1448,1841,1868]" family="Teleosauridae" genus="Indosinosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="potamosiamensis">
|
||
<emphasis id="B9573B721D6DFFA6FCEF9572FB6F5025" box="[845,1194,1841,1867]" italics="true" pageId="81" pageNumber="214">Indosinosuchus potamosiamensis</emphasis>
|
||
(
|
||
<bibRefCitation id="EFB29A911D6DFFA6FB1C9572FA5A5022" author="MARTIN J. E. & SUTEETHORN S. & LAUPRASERT K. & TONG H. & BUFFETAUT E. & LIARD R. & SALAVIALE C. & DEESRI U. & SUTEETHORN V. & CLAUDE J." box="[1214,1439,1841,1868]" pageId="81" pageNumber="214" pagination="1549059" refId="ref114053" refString="MARTIN J. E., SUTEETHORN S., LAUPRASERT K., TONG H., BUFFETAUT E., LIARD R., SALAVIALE C., DEESRI U., SUTEETHORN V. & CLAUDE J. 2019 a. - A new freshwater teleosaurid from the Jurassic of northeastern Thailand. Journal of Vertebrate Paleontology 38 (6): e 1549059. https: // doi. org / 10.1080 / 02724634.2018. 1549059" type="journal article" year="2019">
|
||
Martin
|
||
<emphasis id="B9573B721D6DFFA6FAB59571FA8A5025" box="[1303,1359,1841,1867]" italics="true" pageId="81" pageNumber="214">et al.</emphasis>
|
||
2019a
|
||
</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6DFFA6FC8F9512FBFA5005" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[813,1087,1873,1899]" genus="Charitomenosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="leedsi">
|
||
<emphasis id="B9573B721D6DFFA6FC8F9512FBFA5005" box="[813,1087,1873,1899]" italics="true" pageId="81" pageNumber="214">Charitomenosuchus leedsi</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C239CE31D6DFFA6FBD99512FA435005" authority="(Jager, 1828)" authorityName="(Jager)" baseAuthorityName="Jager" baseAuthorityYear="1828" box="[1147,1414,1873,1899]" class="Reptilia" family="Teleosauridae" genus="Macrospondylus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="bollensis">
|
||
<emphasis id="B9573B721D6DFFA6FBD99512FA435005" box="[1147,1414,1873,1899]" italics="true" pageId="81" pageNumber="214">Macrospondylus bollensis</emphasis>
|
||
</taxonomicName>
|
||
. In
|
||
<taxonomicName id="4C239CE31D6DFFA6FC8D9532FC0E50E2" box="[815,971,1905,1932]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6DFFA6FC8D9532FC6350E5" box="[815,934,1905,1931]" italics="true" pageId="81" pageNumber="214">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
, the peduncle bridge retains most of its base height throughout its lengths which give it a thick aspect as in
|
||
<taxonomicName id="4C239CE31D6DFFA6FCEB95F2FC3150A5" box="[841,1012,1969,1995]" class="Reptilia" family="Teleosauridae" genus="Aeolodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="priscus">
|
||
<emphasis id="B9573B721D6DFFA6FCEB95F2FC3150A5" box="[841,1012,1969,1995]" italics="true" pageId="81" pageNumber="214">Aeolodon priscus</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6DFFA6FBA095F2FC795085" authority="(Martin et al. 2019 a)" baseAuthorityName="Martin" baseAuthorityYear="2019" family="Teleosauridae" genus="Indosinosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="potamosiamensis">
|
||
<emphasis id="B9573B721D6DFFA6FBA095F2FA9750A5" box="[1026,1362,1969,1995]" italics="true" pageId="81" pageNumber="214">Indosinosuchus potamosiamensis</emphasis>
|
||
(
|
||
<bibRefCitation id="EFB29A911D6DFFA6FAC395F2FC715085" author="MARTIN J. E. & SUTEETHORN S. & LAUPRASERT K. & TONG H. & BUFFETAUT E. & LIARD R. & SALAVIALE C. & DEESRI U. & SUTEETHORN V. & CLAUDE J." pageId="81" pageNumber="214" pagination="1549059" refId="ref114053" refString="MARTIN J. E., SUTEETHORN S., LAUPRASERT K., TONG H., BUFFETAUT E., LIARD R., SALAVIALE C., DEESRI U., SUTEETHORN V. & CLAUDE J. 2019 a. - A new freshwater teleosaurid from the Jurassic of northeastern Thailand. Journal of Vertebrate Paleontology 38 (6): e 1549059. https: // doi. org / 10.1080 / 02724634.2018. 1549059" type="journal article" year="2019">
|
||
Martin
|
||
<emphasis id="B9573B721D6DFFA6FC8F9591FCA15085" box="[813,868,2001,2027]" italics="true" pageId="81" pageNumber="214">et al.</emphasis>
|
||
2019a
|
||
</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6DFFA6FC6F9591FB255085" authority="(Eudes-Deslongchamps, 1868)" authorityName="(Eudes-Deslongchamps)" authorityYear="1868" baseAuthorityName="Eudes-Deslongchamps" baseAuthorityYear="1868" box="[973,1248,2001,2027]" genus="Neosteneosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="edwardsi">
|
||
<emphasis id="B9573B721D6DFFA6FC6F9591FB255085" box="[973,1248,2001,2027]" italics="true" pageId="81" pageNumber="214">Neosteneosaurus edwardsi</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C239CE31D6DFFA4FABF9592FF35579F" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" class="Reptilia" family="Teleosauridae" genus="Lemmysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" lastPageId="83" lastPageNumber="216" order="Crocodylia" pageId="81" pageNumber="214" phylum="Chordata" rank="species" species="obtusidens">
|
||
<emphasis id="B9573B721D6DFFA4FABF9592FF35579F" italics="true" lastPageId="83" lastPageNumber="216" pageId="81" pageNumber="214">Lemmysuchus obtusidens</emphasis>
|
||
</taxonomicName>
|
||
. Overall, the peduncle bridge of
|
||
<taxonomicName id="4C239CE31D6FFFA4FDC89294FCC2579C" box="[618,775,215,242]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FDC89294FD24579F" box="[618,737,215,241]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
is moderately long as its total length (including the anterior peduncle) is comparable to that of the posterior peduncle. The anterior peduncle of
|
||
<taxonomicName id="4C239CE31D6FFFA4FE089374FD8F563F" box="[426,586,311,337]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FE089374FDE6563F" box="[426,547,311,337]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
is not preserved in its entirety, but it does not ventrally protrude from the ventral margin of the peduncle bridge.
|
||
</paragraph>
|
||
<caption id="DF5CB7E81D6EFFA5FF2695E8FB325087" ID-DOI="http://doi.org/10.5281/zenodo.11106688" ID-Zenodo-Dep="11106688" httpUri="https://zenodo.org/record/11106688/files/figure.png" pageId="82" pageNumber="215" startId="82.[132,143,1963,1980]" targetBox="[151,1437,219,1837]" targetPageId="82" targetType="figure">
|
||
<paragraph id="8B9CE7601D6EFFA5FF2695E8FB325087" blockId="82.[132,1456,1963,2025]" pageId="82" pageNumber="215">
|
||
<smallCapsWord id="8D7A71BC1D6EFFA5FF2695E8FF5850D5" baselines="1976,1976" box="[132,157,1963,1980]" lowerCaseFontSize="5" mainFontSize="7" normCase="title" normString="Fig" pageId="82" pageNumber="215">FIG</smallCapsWord>
|
||
. 41. — Pelvic girdle elements of
|
||
<taxonomicName id="4C239CE31D6EFFA5FE1295E8FCC050D2" authority="(Andrews, 1909)" authorityName="(Andrews)" authorityYear="1909" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[432,773,1963,1980]" family="Teleosauridae" genus="Mycterosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="82" pageNumber="215" phylum="Chordata" rank="species" species="nasutus">
|
||
<emphasis id="B9573B721D6EFFA5FE1295E8FDB350D2" box="[432,630,1963,1980]" italics="true" pageId="82" pageNumber="215">Mycterosuchus nasutus</emphasis>
|
||
(
|
||
<bibRefCitation id="EFB29A911D6EFFA5FDDD95E8FCC450D2" author="ANDREWS C. W." box="[639,769,1963,1980]" pageId="82" pageNumber="215" pagination="299 - 308" refId="ref108338" refString="ANDREWS C. W. 1909. - XXXVIII - On some new Steneosaurs from the Oxford Clay of Peterborough. Annals and Magazine of Natural History 3: 299 - 308. https: // doi. org / 10.1080 / 00222930908692579" type="journal article" year="1909">Andrews, 1909</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
:
|
||
<emphasis id="B9573B721D6EFFA5FCAE95E8FCDC50D2" bold="true" box="[780,793,1963,1980]" pageId="82" pageNumber="215">A</emphasis>
|
||
,
|
||
<emphasis id="B9573B721D6EFFA5FC8695E8FCF450D2" bold="true" box="[804,817,1963,1980]" pageId="82" pageNumber="215">B</emphasis>
|
||
, NHMUK PV R 2617, holotype;
|
||
<emphasis id="B9573B721D6EFFA5FB9995E8FB8C50D2" bold="true" box="[1083,1097,1963,1980]" pageId="82" pageNumber="215">C</emphasis>
|
||
,
|
||
<emphasis id="B9573B721D6EFFA5FBF695E8FBA750D2" bold="true" box="[1108,1122,1963,1980]" pageId="82" pageNumber="215">D</emphasis>
|
||
,
|
||
<collectionCode id="ED327FA51D6EFFA5FBCE95E8FB7750D2" box="[1132,1202,1963,1980]" pageId="82" pageNumber="215">CAMSM</collectionCode>
|
||
J.1420 (referred);
|
||
<emphasis id="B9573B721D6EFFA5FAE995E8FA9D50D2" bold="true" box="[1355,1368,1963,1980]" pageId="82" pageNumber="215">A</emphasis>
|
||
, left pubis in anterior view;
|
||
<emphasis id="B9573B721D6EFFA5FEAE9581FEDC50BD" bold="true" box="[268,281,1986,2003]" pageId="82" pageNumber="215">B</emphasis>
|
||
, left pubis in posterior view;
|
||
<emphasis id="B9573B721D6EFFA5FDAA9581FDD350BD" bold="true" box="[520,534,1986,2003]" pageId="82" pageNumber="215">C</emphasis>
|
||
, left ischium in medial view;
|
||
<emphasis id="B9573B721D6EFFA5FCA69581FCD750BD" bold="true" box="[772,786,1986,2003]" pageId="82" pageNumber="215">D</emphasis>
|
||
, left ischium in lateral view;
|
||
<emphasis id="B9573B721D6EFFA5FC589581FBC350BD" bold="true" box="[1018,1030,1986,2003]" pageId="82" pageNumber="215">E</emphasis>
|
||
, left pubis in posterior view;
|
||
<emphasis id="B9573B721D6EFFA5FB579581FAC550BD" bold="true" box="[1269,1280,1986,2003]" pageId="82" pageNumber="215">F</emphasis>
|
||
, left pubis in anterior view. Target indicates anterior. Cross indicates posterior. Pictures of
|
||
<collectionCode id="ED327FA51D6EFFA5FD61959BFCCC5087" box="[707,777,2008,2025]" pageId="82" pageNumber="215">CAMSM</collectionCode>
|
||
J.1420 courtesy of Dr. Michela Johnson. Scale bars: 1 cm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B9CE7601D6FFFA4FF3993D5FE0E55FE" blockId="83.[130,778,215,1900]" pageId="83" pageNumber="216">
|
||
The posterior peduncle of
|
||
<taxonomicName id="4C239CE31D6FFFA4FE0B93D5FD8556DF" box="[425,576,406,433]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FE0B93D5FDDE56DE" box="[425,539,406,432]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
is typically divided between the slightly concave articular facet participating in the hip acetabulum, and the rough articular facet connecting with the ischial peduncle of the ilium. The edge of the posterior peduncle forms a thick rounded rim which contrasts with the thinner rim of the other teleosaurids
|
||
<taxonomicName id="4C239CE31D6FFFA4FF259015FD10551E" authority="(Martin et al. 2019 a)" baseAuthorityName="Martin" baseAuthorityYear="2019" box="[135,725,598,624]" family="Teleosauridae" genus="Indosinosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="potamosiamensis">
|
||
<emphasis id="B9573B721D6FFFA4FF259015FE18551E" box="[135,477,598,624]" italics="true" pageId="83" pageNumber="216">Indosinosuchus potamosiamensis</emphasis>
|
||
(
|
||
<bibRefCitation id="EFB29A911D6FFFA4FE4C9015FD09551E" author="MARTIN J. E. & SUTEETHORN S. & LAUPRASERT K. & TONG H. & BUFFETAUT E. & LIARD R. & SALAVIALE C. & DEESRI U. & SUTEETHORN V. & CLAUDE J." box="[494,716,598,624]" pageId="83" pageNumber="216" pagination="1549059" refId="ref114053" refString="MARTIN J. E., SUTEETHORN S., LAUPRASERT K., TONG H., BUFFETAUT E., LIARD R., SALAVIALE C., DEESRI U., SUTEETHORN V. & CLAUDE J. 2019 a. - A new freshwater teleosaurid from the Jurassic of northeastern Thailand. Journal of Vertebrate Paleontology 38 (6): e 1549059. https: // doi. org / 10.1080 / 02724634.2018. 1549059" type="journal article" year="2019">
|
||
Martin
|
||
<emphasis id="B9573B721D6FFFA4FDE49014FDB8551E" box="[582,637,598,624]" italics="true" pageId="83" pageNumber="216">et al.</emphasis>
|
||
2019a
|
||
</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C239CE31D6FFFA4FF249035FE0155FE" box="[134,452,630,656]" class="Reptilia" family="Teleosauridae" genus="Platysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="multiscrobiculatus">
|
||
<emphasis id="B9573B721D6FFFA4FF249035FE0155FE" box="[134,452,630,656]" italics="true" pageId="83" pageNumber="216">Platysuchus multiscrobiculatus</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8B9CE7601D6FFFA4FF3990D5FE1853E1" blockId="83.[130,778,215,1900]" pageId="83" pageNumber="216">
|
||
Distally, the shaft of the ischium of
|
||
<taxonomicName id="4C239CE31D6FFFA4FD9590D5FD1155DE" box="[567,724,662,688]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FD9590D5FD6B55DE" box="[567,686,662,688]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
also flares out asymmetrically to form the anterior and posterior processes. The latter is strongly expanded posteriorly with an overall tubular shape, as in
|
||
<emphasis id="B9573B721D6FFFA4FE4690B6FD6D5461" box="[484,680,757,783]" italics="true" pageId="83" pageNumber="216">
|
||
<taxonomicName id="4C239CE31D6FFFA4FE4690B6FDAE5461" box="[484,619,757,783]" class="Reptilia" family="Metriorhynchidae" genus="Pelagosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="genus">Pelagosaurus</taxonomicName>
|
||
typus
|
||
</emphasis>
|
||
,
|
||
<taxonomicName id="4C239CE31D6FFFA4FD1B90B5FE835441" authority="(Jager, 1828)" authorityName="(Jager)" baseAuthorityName="Jager" baseAuthorityYear="1828" class="Reptilia" family="Teleosauridae" genus="Macrospondylus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="bollensis">
|
||
<emphasis id="B9573B721D6FFFA4FD1B90B5FE835441" italics="true" pageId="83" pageNumber="216">Macrospondylus bollensis</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="4C239CE31D6FFFA4FE2E9156FD0E5441" box="[396,715,789,815]" class="Reptilia" family="Teleosauridae" genus="Platysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="multiscrobiculatus">
|
||
<emphasis id="B9573B721D6FFFA4FE2E9156FD0E5441" box="[396,715,789,815]" italics="true" pageId="83" pageNumber="216">Platysuchus multiscrobiculatus</emphasis>
|
||
</taxonomicName>
|
||
. It is possible that
|
||
<taxonomicName id="4C239CE31D6FFFA4FEBB9176FF175401" authority="(Martin et al. 2019 a)" baseAuthorityName="Martin" baseAuthorityYear="2019" family="Teleosauridae" genus="Indosinosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="potamosiamensis">
|
||
<emphasis id="B9573B721D6FFFA4FEBB9176FDAE5421" box="[281,619,821,847]" italics="true" pageId="83" pageNumber="216">Indosinosuchus potamosiamensis</emphasis>
|
||
(
|
||
<bibRefCitation id="EFB29A911D6FFFA4FDDE9176FF0F5401" author="MARTIN J. E. & SUTEETHORN S. & LAUPRASERT K. & TONG H. & BUFFETAUT E. & LIARD R. & SALAVIALE C. & DEESRI U. & SUTEETHORN V. & CLAUDE J." pageId="83" pageNumber="216" pagination="1549059" refId="ref114053" refString="MARTIN J. E., SUTEETHORN S., LAUPRASERT K., TONG H., BUFFETAUT E., LIARD R., SALAVIALE C., DEESRI U., SUTEETHORN V. & CLAUDE J. 2019 a. - A new freshwater teleosaurid from the Jurassic of northeastern Thailand. Journal of Vertebrate Paleontology 38 (6): e 1549059. https: // doi. org / 10.1080 / 02724634.2018. 1549059" type="journal article" year="2019">
|
||
Martin
|
||
<emphasis id="B9573B721D6FFFA4FD709175FCC25421" box="[722,775,821,847]" italics="true" pageId="83" pageNumber="216">et al.</emphasis>
|
||
2019a
|
||
</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
displayed a tubular posterior process similar to
|
||
<taxonomicName id="4C239CE31D6FFFA4FD719116FF3D54E1" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FD719116FF1754E1" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C239CE31D6FFFA4FE8D9136FDAB54E1" box="[303,622,885,911]" class="Reptilia" family="Teleosauridae" genus="Platysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="multiscrobiculatus">
|
||
<emphasis id="B9573B721D6FFFA4FE8D9136FDAB54E1" box="[303,622,885,911]" italics="true" pageId="83" pageNumber="216">Platysuchus multiscrobiculatus</emphasis>
|
||
</taxonomicName>
|
||
, however it is not preserved. The dorsal margin of the posterior process of
|
||
<taxonomicName id="4C239CE31D6FFFA4FF2191F6FEE454A1" box="[131,289,949,975]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FF2191F6FF3F54A1" box="[131,250,949,975]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
possesses a low slope angle in relation to the ischial blade and, as a result, the dorsoventral thickness of the posterior process subtly decreases in size posteriorly. In addition, the posterior process of
|
||
<taxonomicName id="4C239CE31D6FFFA4FE5B9657FD535341" box="[505,662,1044,1071]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FE5B9657FDB55340" box="[505,624,1044,1070]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
displays a thick and rounded apex, which contributes to the tubular aspect of the process, as in
|
||
<taxonomicName id="4C239CE31D6FFFA4FE3D9617FD1F5300" box="[415,730,1108,1134]" class="Reptilia" family="Teleosauridae" genus="Platysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="multiscrobiculatus">
|
||
<emphasis id="B9573B721D6FFFA4FE3D9617FD1F5300" box="[415,730,1108,1134]" italics="true" pageId="83" pageNumber="216">Platysuchus multiscrobiculatus</emphasis>
|
||
</taxonomicName>
|
||
but unlike
|
||
<taxonomicName id="4C239CE31D6FFFA4FF739637FE1053E0" authority="(Jager, 1828)" authorityName="(Jager)" baseAuthorityName="Jager" baseAuthorityYear="1828" box="[209,469,1140,1166]" class="Reptilia" family="Teleosauridae" genus="Macrospondylus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="bollensis">
|
||
<emphasis id="B9573B721D6FFFA4FF739637FE1053E0" box="[209,469,1140,1166]" italics="true" pageId="83" pageNumber="216">Macrospondylus bollensis</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8B9CE7601D6FFFA4FF3996D7FCCF5122" blockId="83.[130,778,215,1900]" pageId="83" pageNumber="216">
|
||
In contrast, the anterior process of the ischium of
|
||
<taxonomicName id="4C239CE31D6FFFA4FD7496D7FF3C53A0" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FD7496D7FF1753A0" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
forms a short and sharp hook pointing anterodorsally. Hence, the anterior process is not in line with the ischial blade, as in
|
||
<taxonomicName id="4C239CE31D6FFFA4FEEB96B0FE365263" box="[329,499,1267,1293]" class="Reptilia" family="Teleosauridae" genus="Aeolodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="priscus">
|
||
<emphasis id="B9573B721D6FFFA4FEEB96B0FE365263" box="[329,499,1267,1293]" italics="true" pageId="83" pageNumber="216">Aeolodon priscus</emphasis>
|
||
</taxonomicName>
|
||
. The dorsal margin of the anterior process is slightly concave (as it follows the curve of the anterior margin of the ischium) whereas the ventral margin is more straight. Overall, the dorsal and ventral margins of the anterior process appear to display the same length and inclination. As a consequence, the anterior process has a strong symmetrical aspect dorsoventrally, similar to an isosceles triangle. This strongly contrasts with the other teleosaurids
|
||
<taxonomicName id="4C239CE31D6FFFA4FEF697B0FED15143" authority="(Martin et al. 2019 a)" baseAuthorityName="Martin" baseAuthorityYear="2019" family="Teleosauridae" genus="Indosinosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="potamosiamensis">
|
||
<emphasis id="B9573B721D6FFFA4FEF697B0FD6D5162" box="[340,680,1523,1549]" italics="true" pageId="83" pageNumber="216">Indosinosuchus potamosiamensis</emphasis>
|
||
(
|
||
<bibRefCitation id="EFB29A911D6FFFA4FD1B97B0FEC95143" author="MARTIN J. E. & SUTEETHORN S. & LAUPRASERT K. & TONG H. & BUFFETAUT E. & LIARD R. & SALAVIALE C. & DEESRI U. & SUTEETHORN V. & CLAUDE J." pageId="83" pageNumber="216" pagination="1549059" refId="ref114053" refString="MARTIN J. E., SUTEETHORN S., LAUPRASERT K., TONG H., BUFFETAUT E., LIARD R., SALAVIALE C., DEESRI U., SUTEETHORN V. & CLAUDE J. 2019 a. - A new freshwater teleosaurid from the Jurassic of northeastern Thailand. Journal of Vertebrate Paleontology 38 (6): e 1549059. https: // doi. org / 10.1080 / 02724634.2018. 1549059" type="journal article" year="2019">
|
||
Martin
|
||
<emphasis id="B9573B721D6FFFA4FF269450FF795142" box="[132,188,1554,1580]" italics="true" pageId="83" pageNumber="216">et al.</emphasis>
|
||
2019a
|
||
</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C239CE31D6FFFA4FEF19451FD595142" box="[339,668,1554,1580]" class="Reptilia" family="Teleosauridae" genus="Platysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="multiscrobiculatus">
|
||
<emphasis id="B9573B721D6FFFA4FEF19451FD595142" box="[339,668,1554,1580]" italics="true" pageId="83" pageNumber="216">Platysuchus multiscrobiculatus</emphasis>
|
||
</taxonomicName>
|
||
in which the anterior process is directly in line with the ischial blade.
|
||
</paragraph>
|
||
<paragraph id="8B9CE7601D6FFFA4FF399411FCC35005" blockId="83.[130,778,215,1900]" pageId="83" pageNumber="216">
|
||
The ischial blade of
|
||
<taxonomicName id="4C239CE31D6FFFA4FEC79411FE3E5103" box="[357,507,1618,1645]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FEC79411FE125102" box="[357,471,1618,1644]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
connects the anterior and posterior processes along the ventral margin of the ischium. It displays an overall straight surface with a wide ischial suture on its medial side, as in
|
||
<taxonomicName id="4C239CE31D6FFFA4FE6B94F1FCC051A2" box="[457,773,1714,1740]" class="Reptilia" family="Teleosauridae" genus="Platysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="multiscrobiculatus">
|
||
<emphasis id="B9573B721D6FFFA4FE6B94F1FCC051A2" box="[457,773,1714,1740]" italics="true" pageId="83" pageNumber="216">Platysuchus multiscrobiculatus</emphasis>
|
||
</taxonomicName>
|
||
(and
|
||
<taxonomicName id="4C239CE31D6FFFA4FF629491FE0A5182" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[192,463,1746,1772]" genus="Charitomenosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="leedsi">
|
||
<emphasis id="B9573B721D6FFFA4FF629491FE0A5182" box="[192,463,1746,1772]" italics="true" pageId="83" pageNumber="216">Charitomenosuchus leedsi</emphasis>
|
||
</taxonomicName>
|
||
but to a lesser extent). The ischial suture is identifiable as its surface is bevelled in relation to the medial surface of the ischium, and is also scarred throughout. In addition, the edge of the ischial suture forms a rim where it connects with the medial surface of the bone.
|
||
</paragraph>
|
||
<paragraph id="8B9CE7601D6FFFA4FF2695D2FF7850C5" blockId="83.[132,189,1937,1963]" box="[132,189,1937,1963]" pageId="83" pageNumber="216">
|
||
<heading id="D0D4500C1D6FFFA4FF2695D2FF7850C5" box="[132,189,1937,1963]" fontSize="11" level="2" pageId="83" pageNumber="216" reason="8">
|
||
<emphasis id="B9573B721D6FFFA4FF2695D2FF7850C5" box="[132,189,1937,1963]" italics="true" pageId="83" pageNumber="216">Pubis</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="8B9CE7601D6FFFA4FF2695F2FB0D55DE" blockId="83.[130,775,1969,2028]" lastBlockId="83.[811,1458,215,1932]" pageId="83" pageNumber="216">
|
||
The pubis of
|
||
<taxonomicName id="4C239CE31D6FFFA4FEAB95F2FE6550A2" box="[265,416,1969,1996]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FEAB95F2FEB950A5" box="[265,380,1969,1995]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
(OUMNH.J1638;
|
||
<figureCitation id="1318FBE51D6FFFA4FDCD95F2FD7D50A5" box="[623,696,1969,1995]" captionStart="FIG" captionStartId="85.[132,143,1963,1980]" captionTargetBox="[132,1439,189,1872]" captionTargetId="figure-15@85.[166,1438,225,1856]" captionTargetPageId="85" captionText="FIG. 43. — Pelvic girdle elements of Teleosaurus sp., NHMUK PV R 238 (A) and OUMNH.J1638 (B-E): A, right ischium in lateral view; B, right ischium in lateral view; C, right ischium in medial view; D, right pubis in anterior view; E, right pubis in posterior view. Arrow points anteriorly. Target indicates anterior. Pictures courtesy of Dr. Michela Johnson. Scale bars: 1 cm." figureDoi="http://doi.org/10.5281/zenodo.11106692" httpUri="https://zenodo.org/record/11106692/files/figure.png" pageId="83" pageNumber="216">Fig. 43</figureCitation>
|
||
) shows a relatively large peduncle proximally, which contrasts with
|
||
<taxonomicName id="4C239CE31D6FFFA4FC8E9294FBAC579F" box="[812,1129,215,241]" class="Reptilia" family="Teleosauridae" genus="Platysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="multiscrobiculatus">
|
||
<emphasis id="B9573B721D6FFFA4FC8E9294FBAC579F" box="[812,1129,215,241]" italics="true" pageId="83" pageNumber="216">Platysuchus multiscrobiculatus</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C239CE31D6FFFA4FB3C9294FA6D579F" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[1182,1448,215,241]" genus="Charitomenosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="leedsi">
|
||
<emphasis id="B9573B721D6FFFA4FB3C9294FA6D579F" box="[1182,1448,215,241]" italics="true" pageId="83" pageNumber="216">Charitomenosuchus leedsi</emphasis>
|
||
</taxonomicName>
|
||
, but is similar to
|
||
<taxonomicName id="4C239CE31D6FFFA4FC7792B4FB11567F" authority="(Jager, 1828)" authorityName="(Jager)" baseAuthorityName="Jager" baseAuthorityYear="1828" box="[981,1236,247,273]" class="Reptilia" family="Teleosauridae" genus="Macrospondylus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="bollensis">
|
||
<emphasis id="B9573B721D6FFFA4FC7792B4FB11567F" box="[981,1236,247,273]" italics="true" pageId="83" pageNumber="216">Macrospondylus bollensis</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C239CE31D6FFFA4FAAB92BBFC4C565F" authority="(Eudes-Deslongchamps, 1868)" authorityName="(Eudes-Deslongchamps)" authorityYear="1868" baseAuthorityName="Eudes-Deslongchamps" baseAuthorityYear="1868" genus="Neosteneosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="edwardsi">
|
||
<emphasis id="B9573B721D6FFFA4FAAB92BBFC4C565F" italics="true" pageId="83" pageNumber="216">Neosteneosaurus edwardsi</emphasis>
|
||
</taxonomicName>
|
||
. The marked constriction of the shaft of
|
||
<taxonomicName id="4C239CE31D6FFFA4FA9A9354FC8E563F" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FA9A9354FA68565F" box="[1336,1453,279,305]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
also emphasizes the proximal flaring of the pubis to form the peduncle (which is more than twice as wide). However, the minimum constriction of the shaft of
|
||
<taxonomicName id="4C239CE31D6FFFA4FB109334FA8C56FF" box="[1202,1353,375,401]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FB109334FAE156FF" box="[1202,1316,375,401]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
is slightly proportionally larger than what is observed in
|
||
<taxonomicName id="4C239CE31D6FFFA4FAB993D5FC6356BE" authority="(Jager, 1828)" authorityName="(Jager)" baseAuthorityName="Jager" baseAuthorityYear="1828" class="Reptilia" family="Teleosauridae" genus="Macrospondylus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="bollensis">
|
||
<emphasis id="B9573B721D6FFFA4FAB993D5FC6356BE" italics="true" pageId="83" pageNumber="216">Macrospondylus bollensis</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C239CE31D6FFFA4FC7993F4FB2D56BE" authority="(Eudes-Deslongchamps, 1868)" authorityName="(Eudes-Deslongchamps)" authorityYear="1868" baseAuthorityName="Eudes-Deslongchamps" baseAuthorityYear="1868" box="[987,1256,438,464]" genus="Neosteneosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="edwardsi">
|
||
<emphasis id="B9573B721D6FFFA4FC7993F4FB2D56BE" box="[987,1256,438,464]" italics="true" pageId="83" pageNumber="216">Neosteneosaurus edwardsi</emphasis>
|
||
</taxonomicName>
|
||
. In
|
||
<taxonomicName id="4C239CE31D6FFFA4FAB193F5FA7556BF" box="[1299,1456,438,465]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FAB193F5FA4F56BE" box="[1299,1418,438,464]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
the shaft is moderately long as the maximum mediolateral constriction is set at around 1/3 of the total proximodistal length of the bone, which is similar to
|
||
<taxonomicName id="4C239CE31D6FFFA4FB7A9055FCA6553E" authority="(Jager, 1828)" authorityName="(Jager)" baseAuthorityName="Jager" baseAuthorityYear="1828" class="Reptilia" family="Teleosauridae" genus="Macrospondylus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="bollensis">
|
||
<emphasis id="B9573B721D6FFFA4FB7A9055FCA6553E" italics="true" pageId="83" pageNumber="216">Macrospondylus bollensis</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C239CE31D6FFFA4FC349074FB5B553E" authority="(Eudes-Deslongchamps, 1868)" authorityName="(Eudes-Deslongchamps)" authorityYear="1868" baseAuthorityName="Eudes-Deslongchamps" baseAuthorityYear="1868" box="[918,1182,566,592]" genus="Neosteneosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="edwardsi">
|
||
<emphasis id="B9573B721D6FFFA4FC349074FB5B553E" box="[918,1182,566,592]" italics="true" pageId="83" pageNumber="216">Neosteneosaurus edwardsi</emphasis>
|
||
</taxonomicName>
|
||
. In comparison, the shaft of
|
||
<taxonomicName id="4C239CE31D6FFFA4FCEA9015FB96551E" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[840,1107,598,624]" genus="Charitomenosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="leedsi">
|
||
<emphasis id="B9573B721D6FFFA4FCEA9015FB96551E" box="[840,1107,598,624]" italics="true" pageId="83" pageNumber="216">Charitomenosuchus leedsi</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C239CE31D6FFFA4FB2A9015FA4C551E" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[1160,1417,598,624]" class="Reptilia" family="Teleosauridae" genus="Lemmysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="obtusidens">
|
||
<emphasis id="B9573B721D6FFFA4FB2A9015FA4C551E" box="[1160,1417,598,624]" italics="true" pageId="83" pageNumber="216">Lemmysuchus obtusidens</emphasis>
|
||
</taxonomicName>
|
||
are proportionally shorter and reach 27.5% and 22.13% of the total length of the pubis, respectively.
|
||
</paragraph>
|
||
<paragraph id="8B9CE7601D6FFFA4FCE190F5FBFF53A0" blockId="83.[811,1458,215,1932]" pageId="83" pageNumber="216">
|
||
In
|
||
<taxonomicName id="4C239CE31D6FFFA4FCC090F6FBC455BE" box="[866,1025,693,720]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FCC090F6FC1C55A1" box="[866,985,693,719]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
, the concavity of the medial and lateral margins is relatively similar, which contrasts with most teleosauroids (e.g.
|
||
<taxonomicName id="4C239CE31D6FFFA4FC7290B6FB7C5461" authority="(Andrews, 1909)" authorityName="(Andrews)" authorityYear="1909" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[976,1209,757,783]" family="Teleosauridae" genus="Mycterosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="nasutus">
|
||
<emphasis id="B9573B721D6FFFA4FC7290B6FB7C5461" box="[976,1209,757,783]" italics="true" pageId="83" pageNumber="216">Mycterosuchus nasutus</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6FFFA4FB6590B6FC4F5441" class="Reptilia" family="Teleosauridae" genus="Platysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="multiscrobiculatus">
|
||
<emphasis id="B9573B721D6FFFA4FB6590B6FC4F5441" italics="true" pageId="83" pageNumber="216">Platysuchus multiscrobiculatus</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6FFFA4FC349156FB505441" authority="(Jager, 1828)" authorityName="(Jager)" baseAuthorityName="Jager" baseAuthorityYear="1828" box="[918,1173,789,815]" class="Reptilia" family="Teleosauridae" genus="Macrospondylus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="bollensis">
|
||
<emphasis id="B9573B721D6FFFA4FC349156FB505441" box="[918,1173,789,815]" italics="true" pageId="83" pageNumber="216">Macrospondylus bollensis</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6FFFA4FB009156FA6D5441" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[1186,1448,789,815]" genus="Charitomenosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="leedsi">
|
||
<emphasis id="B9573B721D6FFFA4FB009156FA6D5441" box="[1186,1448,789,815]" italics="true" pageId="83" pageNumber="216">Charitomenosuchus leedsi</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6FFFA4FC8F9175FBF65421" authority="(Eudes-Deslongchamps, 1868)" authorityName="(Eudes-Deslongchamps)" authorityYear="1868" baseAuthorityName="Eudes-Deslongchamps" baseAuthorityYear="1868" box="[813,1075,821,847]" genus="Neosteneosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="edwardsi">
|
||
<emphasis id="B9573B721D6FFFA4FC8F9175FBF65421" box="[813,1075,821,847]" italics="true" pageId="83" pageNumber="216">Neosteneosaurus edwardsi</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="4C239CE31D6FFFA4FBCF9176FAAF5421" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[1133,1386,821,847]" class="Reptilia" family="Teleosauridae" genus="Lemmysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="obtusidens">
|
||
<emphasis id="B9573B721D6FFFA4FBCF9176FAAF5421" box="[1133,1386,821,847]" italics="true" pageId="83" pageNumber="216">Lemmysuchus obtusidens</emphasis>
|
||
</taxonomicName>
|
||
). This is due to the slow and gradual widening of the pubic apron underneath the shaft, which only shows a marked increase in width around the beginning of the pubic symphysis as in
|
||
<taxonomicName id="4C239CE31D6FFFA4FCEE91F6FC3054A1" authorityName="SPP. VON MEYER" authorityYear="1837" box="[844,1013,949,975]" class="Reptilia" family="Teleosauridae" genus="Machimosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="genus">
|
||
<emphasis id="B9573B721D6FFFA4FCEE91F6FC3054A1" box="[844,1013,949,975]" italics="true" pageId="83" pageNumber="216">Machimosaurus</emphasis>
|
||
</taxonomicName>
|
||
. Indeed, around the level of the pubic symphysis, the medial margin of the pubis of
|
||
<taxonomicName id="4C239CE31D6FFFA4FA9B9197FC8E5361" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FA9B9197FA745480" box="[1337,1457,980,1006]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
forms a marked bent towards the medial side, so that the angle produced externally between the two surfaces of the medial margin reaches around 138°. As a result, the portion of the pubic apron bearing the pubic symphysis medially appears to strongly protrude from the rest of the pubic apron, hence forming a medial protuberance or flange (like in
|
||
<taxonomicName id="4C239CE31D6FFFA4FC2196F7FBEF53A0" authorityName="SPP. VON MEYER" authorityYear="1837" box="[899,1066,1204,1230]" class="Reptilia" family="Teleosauridae" genus="Machimosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="genus">
|
||
<emphasis id="B9573B721D6FFFA4FC2196F7FBEF53A0" box="[899,1066,1204,1230]" italics="true" pageId="83" pageNumber="216">Machimosaurus</emphasis>
|
||
</taxonomicName>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8B9CE7601D6FFFA4FCE19697FBA550E2" blockId="83.[811,1458,215,1932]" pageId="83" pageNumber="216">
|
||
The pubic symphysis of
|
||
<taxonomicName id="4C239CE31D6FFFA4FBED9697FB295380" box="[1103,1260,1236,1262]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FBED9697FB035380" box="[1103,1222,1236,1262]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
is well-developed as in most thalattosuchians, and reaches around 33% of the total proximodistal length of the bone. Dorsally, the pubic symphysis forms an almost right-angled corner with the medial margin (corresponding to the medial corner of the protuberance), whereas its transition with the distal margin of the pubic apron is achieved through an obtuse angle. In
|
||
<taxonomicName id="4C239CE31D6FFFA4FC3D97F0FB8652A3" box="[927,1091,1459,1485]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FC3D97F0FBDF52A3" box="[927,1050,1459,1485]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
, the distal margin of the pubic apron is relatively straight which contrasts with other teleosauroids (e.g.
|
||
<taxonomicName id="4C239CE31D6FFFA4FC7297B0FB115163" authority="(Jager, 1828)" authorityName="(Jager)" baseAuthorityName="Jager" baseAuthorityYear="1828" box="[976,1236,1523,1549]" class="Reptilia" family="Teleosauridae" genus="Macrospondylus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="bollensis">
|
||
<emphasis id="B9573B721D6FFFA4FC7297B0FB115163" box="[976,1236,1523,1549]" italics="true" pageId="83" pageNumber="216">Macrospondylus bollensis</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6FFFA4FB4097B0FCA35142" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" genus="Charitomenosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="leedsi">
|
||
<emphasis id="B9573B721D6FFFA4FB4097B0FCA35142" italics="true" pageId="83" pageNumber="216">Charitomenosuchus leedsi</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6FFFA4FCD59450FB495142" authority="(Eudes-Deslongchamps, 1868)" authorityName="(Eudes-Deslongchamps)" authorityYear="1868" baseAuthorityName="Eudes-Deslongchamps" baseAuthorityYear="1868" box="[887,1164,1554,1580]" genus="Neosteneosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="edwardsi">
|
||
<emphasis id="B9573B721D6FFFA4FCD59450FB495142" box="[887,1164,1554,1580]" italics="true" pageId="83" pageNumber="216">Neosteneosaurus edwardsi</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C239CE31D6FFFA4FB3F9451FA625142" authority="(Andrews, 1909)" authorityName="(Andrews)" baseAuthorityName="Andrews" baseAuthorityYear="1909" box="[1181,1447,1554,1580]" class="Reptilia" family="Teleosauridae" genus="Lemmysuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="obtusidens">
|
||
<emphasis id="B9573B721D6FFFA4FB3F9451FA625142" box="[1181,1447,1554,1580]" italics="true" pageId="83" pageNumber="216">Lemmysuchus obtusidens</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="4C239CE31D6FFFA4FCC39471FBCB5122" authorityName="SPP. VON MEYER" authorityYear="1837" box="[865,1038,1586,1612]" class="Reptilia" family="Teleosauridae" genus="Machimosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="genus">
|
||
<emphasis id="B9573B721D6FFFA4FCC39471FBCB5122" box="[865,1038,1586,1612]" italics="true" pageId="83" pageNumber="216">Machimosaurus</emphasis>
|
||
</taxonomicName>
|
||
). Laterally, the distal margin of the pubic apron forms a semi-circular corner at its junction with the lateral margin of the bone, which stands out from other teleosauroids. There is an indentation between the semi-circular corner and the lateral margin of the pubis which emphasizes its bulbous shape. This rounded-corner also slightly protrudes laterally from the rest of the lateral margin of the bone, forming a small lateral protuberance. In comparison, the lateral protuberance of
|
||
<taxonomicName id="4C239CE31D6FFFA4FABB9572FCBE5005" authority="(Andrews, 1909)" authorityName="(Andrews)" authorityYear="1909" baseAuthorityName="Andrews" baseAuthorityYear="1909" family="Teleosauridae" genus="Mycterosuchus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="nasutus">
|
||
<emphasis id="B9573B721D6FFFA4FABB9572FCBE5005" italics="true" pageId="83" pageNumber="216">Mycterosuchus nasutus</emphasis>
|
||
</taxonomicName>
|
||
is more laterally prominent, but less dorsoventrally thick than in
|
||
<taxonomicName id="4C239CE31D6FFFA4FC619532FBA550E2" box="[963,1120,1905,1932]" class="Reptilia" family="Teleosauridae" genus="Teleosaurus" kingdom="Animalia" order="Crocodylia" pageId="83" pageNumber="216" phylum="Chordata" rank="species" species="undetermined">
|
||
<emphasis id="B9573B721D6FFFA4FC619532FBFF50E5" box="[963,1082,1905,1931]" italics="true" pageId="83" pageNumber="216">Teleosaurus</emphasis>
|
||
sp.
|
||
</taxonomicName>
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |