462 lines
45 KiB
XML
462 lines
45 KiB
XML
<document id="766DF0BA0A90FC352FCB22E59D1A01BD" ID-CLB-Dataset="31640" ID-DOI="10.5281/zenodo.1040973" ID-GBIF-Dataset="9d2c1913-225a-4801-aa8c-817ac9c399bb" ID-Zenodo-Dep="1040973" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,jeremy" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1509650296584" checkinUser="jeremy" docAuthor="Russell, Dale A." docDate="1970" docId="03E3C818545F533DFF66C08F323BF66C" docLanguage="en" docName="Russel_1970_Tyrannosaurus rex_Gorgosaurus lancensis(almost done).pdf.imf" docOrigin="Ottawa: National Museum of Natural Sciences, Publications in Palaeontology, No. 1" docStyle="DocumentStyle{}" docTitle="Albertosaurus Osborn 1905" docType="treatment" docVersion="35" lastPageNumber="5" masterDocId="FFDAB06054525333FFBFC024312CFFF2" masterDocTitle="Tyrannosaurs from the Late Cretaceous of western Canada" pageNumber="4" updateTime="1736828352384" updateUser="felipe">
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<mods:mods id="FCB1AE7B8433D114EF43752E45539D60" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="7662AC7B379EB1570D4E58BCD7A09089">
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<mods:title id="44BDB6C98E9D937937E49A2E9CE062A8">Tyrannosaurs from the Late Cretaceous of western Canada</mods:title>
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</mods:titleInfo>
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<mods:name id="5E2AA9CB1F9165AEA901109F832F3CCE" type="personal">
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<mods:role id="52A6E61569168A935EEB3BF4196B2ED5">
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<mods:roleTerm id="A74CDCA2CFAD9811EC21B3FF7A91D030">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="E004A5F165200AD0CE2D29CF250A612E">Russell, Dale A.</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="FDA43C6AD44076E7AEA63FB348C6DBE3">text</mods:typeOfResource>
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<mods:originInfo id="4B7BD69BDD2AE3DF9CEF9B0593959F9A">
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<mods:dateIssued id="6D682A73C987D910EC3C64543F359DD4">1970</mods:dateIssued>
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<mods:dateOther id="09221151522A71D79DD3793408D9FF0D" type="pubDate">1970-01-31</mods:dateOther>
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<mods:publisher id="8E92945AE2DA54749157A0E869B33694">National Museum of Natural Sciences, Publications in Palaeontology, No. 1</mods:publisher>
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<mods:place id="C06B2D118D137C0CB8E79686EA19B6A2">
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<mods:placeTerm id="4A2AF9018749A8E8F9A6C8DE5B7F574E">Ottawa</mods:placeTerm>
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</mods:place>
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</mods:originInfo>
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<mods:classification id="7D0B55D411A3E26E04ED2C1F0601944B">book</mods:classification>
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<mods:identifier id="E26F684A54BB029D80D272BD5DE7991A" type="CLB-Dataset">31640</mods:identifier>
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<mods:identifier id="82C5A735DDB48A9A97658DFD4560B718" type="DOI">10.5281/zenodo.1040973</mods:identifier>
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<mods:identifier id="6F5CE255F1A2786599BFC752C73F1EF9" type="GBIF-Dataset">9d2c1913-225a-4801-aa8c-817ac9c399bb</mods:identifier>
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<mods:identifier id="87C1D866A82DCFF45F432E1BBE885C5D" type="Zenodo-Dep">1040973</mods:identifier>
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</mods:mods>
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<treatment id="03E3C818545F533DFF66C08F323BF66C" ID-DOI="http://doi.org/10.5281/zenodo.4704926" ID-GBIF-Taxon="157407535" ID-Zenodo-Dep="4704926" LSID="urn:lsid:plazi:treatment:03E3C818545F533DFF66C08F323BF66C" httpUri="http://treatment.plazi.org/id/03E3C818545F533DFF66C08F323BF66C" lastPageId="14" lastPageNumber="5" pageId="13" pageNumber="4" scope_family="Tyrannosauridae">
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<subSubSection id="C3502A85545F533EFF66C08F351EFF35" box="[217,1074,170,202]" pageId="13" pageNumber="4" type="nomenclature">
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<paragraph id="8BF5790E545F533EFF66C08F351EFF35" blockId="13.[217,1074,156,322]" box="[217,1074,170,202]" pageId="13" pageNumber="4">
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Genus
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<taxonomicName id="4C4A028D545F533EFED4C08A32B0FF3B" authority="Osborn, 1905" authorityName="Osborn" authorityYear="1905" box="[363,924,170,201]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="genus">
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<emphasis id="B93EA51C545F533EFED4C08A3352FF35" bold="true" box="[363,638,174,199]" pageId="13" pageNumber="4">Albertosaurus</emphasis>
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<bibRefCitation id="EFDB04FF545F533EFD2EC08E32B0FF3B" author="OSBORN, H. F." box="[657,924,170,201]" firstAuthor="Osborn" journalOrPublisher="American Museum of Natural History Bulletin" pageId="13" pageNumber="4" pagination="259 - 265" part="21" refId="ref12056" refString="OSBORN, H. F. (1905). Tyrannosaurus and other Cretaceous carnivorous dinosaurs. American Museum of Natural History Bulletin 21: 259 - 265." title="Tyrannosaurus and other Cretaceous carnivorous dinosaurs" type="journal article" year="1905">
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<httpUri id="B5CBA7A4545F533EFD2EC08E32B0FF3B" box="[657,924,170,201]" httpUri="http://tb.plazi.org/GgServer/html/03CD8786FF94FFEE3A79FEB67C7EF894" pageId="13" pageNumber="4">Osborn 1905</httpUri>
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</bibRefCitation>
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</taxonomicName>
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, p. 265
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</paragraph>
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</subSubSection>
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<subSubSection id="C3502A85545F533EFEB4C0CF32A0FEF6" box="[267,908,230,263]" pageId="13" pageNumber="4" type="reference_group">
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<paragraph id="8BF5790E545F533EFEB4C0CF32A0FEF6" blockId="13.[217,1074,156,322]" box="[267,908,230,263]" pageId="13" pageNumber="4">
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<treatmentCitation id="0AEB5F1F545F533EFEB4C0CF32A0FEF6" authorityName="Lambe" authorityYear="1914" box="[267,908,230,263]" httpUri="http://treatment.plazi.org/id/03807171-D73A-FFCD-E8F0-F534FD66DBBF" pageId="13" pageNumber="4">
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<taxonomicName id="4C4A028D545F533EFEB4C0CF3223FEF4" authorityName="Lambe" authorityYear="1914" box="[267,783,230,263]" class="Reptilia" family="Tyrannosauridae" genus="Gorgosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="genus">
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<emphasis id="B93EA51C545F533EFEB4C0CF332CFEF4" box="[267,512,235,262]" italics="true" pageId="13" pageNumber="4">Gorgosaurus</emphasis>
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<bibRefCitation id="EFDB04FF545F533EFDACC0C23223FEF4" author="Lambe, L. m" box="[531,783,230,263]" firstAuthor="Lambe" journalOrPublisher="Ottawa Naturalist" pageId="13" pageNumber="4" pagination="13 - 20" part="28" refId="ref11624" refString="(1914). On a new genus and species of carnivorous dinosaur from the Belly River Formation of Alberta, with a description of the skull of Stephanosaurus marginatus from the same horizon. Ottawa Naturalist 28: 13 - 20." title="On a new genus and species of carnivorous dinosaur from the Belly River Formation of Alberta, with a description of the skull of Stephanosaurus marginatus from the same horizon" type="journal article" year="1914">Lambe 1914</bibRefCitation>
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</taxonomicName>
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, p. 13
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</treatmentCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C3502A85545F533EFF66C1003324F6F6" pageId="13" pageNumber="4" type="description">
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<paragraph id="8BF5790E545F533EFF66C10030B0FE65" blockId="13.[217,1074,156,322]" lastBlockId="13.[213,1856,366,2311]" pageId="13" pageNumber="4">
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<emphasis id="B93EA51C545F533EFF66C1003012FEB0" box="[217,318,292,322]" italics="true" pageId="13" pageNumber="4">Type</emphasis>
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species:
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<taxonomicName id="4C4A028D545F533EFE42C102353CFECC" authority="Osborn, 1905" authorityName="Osborn" authorityYear="1905" box="[509,1040,292,319]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="species" species="sarcophagus">
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Albertosaurus
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<emphasis id="B93EA51C545F533EFCA0C100353CFECC" box="[799,1040,292,318]" italics="true" pageId="13" pageNumber="4">sarcophagus</emphasis>
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</taxonomicName>
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<emphasis id="B93EA51C545F533EFF63C15930B0FE65" box="[220,412,381,407]" italics="true" pageId="13" pageNumber="4">Diagnosis</emphasis>
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</paragraph>
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<paragraph id="8BF5790E545F533EFEB3C1EE3238FB65" blockId="13.[213,1856,366,2311]" pageId="13" pageNumber="4">
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Premaxilla contacts nasal below external naris.
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<emphasis id="B93EA51C545F533EFA9EC1ED3618FE16" box="[1313,1844,457,484]" italics="true" pageId="13" pageNumber="4">Maxillary teeth relatively</emphasis>
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smaller than in
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<taxonomicName id="4C4A028D545F533EFD99C1DB3274FDEA" authorityName="Russell" authorityYear="1970" box="[550,856,511,536]" class="Reptilia" family="Tyrannosauridae" genus="Daspletosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="genus">
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<emphasis id="B93EA51C545F533EFD99C1DB3274FDEA" box="[550,856,511,536]" italics="true" pageId="13" pageNumber="4">Daspletosaurus</emphasis>
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</taxonomicName>
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,
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<emphasis id="B93EA51C545F533EFCCAC1DB3562FDE5" box="[885,1102,511,535]" italics="true" pageId="13" pageNumber="4">posteriorly</emphasis>
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become more recurved and smaller still. Anteriormost antorbital fenestra within maxilla visible in lateral aspect, first antorbital fenestra
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<emphasis id="B93EA51C545F533EFD62C24C3569FD73" box="[733,1093,615,642]" italics="true" pageId="13" pageNumber="4">longer than high</emphasis>
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. Nasals expand between lacrimals, invaded posteromedially on either
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<emphasis id="B93EA51C545F533EFC69C2BB350EFD44" box="[982,1058,671,694]" italics="true" pageId="13" pageNumber="4">side</emphasis>
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by
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<emphasis id="B93EA51C545F533EFB32C2BB35DFFD45" box="[1165,1267,671,695]" italics="true" pageId="13" pageNumber="4">short</emphasis>
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broad tongue
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<emphasis id="B93EA51C545F533EF9E9C2BB37ADFD4B" box="[1622,1665,671,697]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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frontal. Frontal broadly exposed on skull roof,
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<emphasis id="B93EA51C545F533EFB84C2F03439FD1E" box="[1083,1301,724,748]" italics="true" pageId="13" pageNumber="4">posteriorly</emphasis>
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recurved vertical cleft in bone above orbit. Prefrontal either unexposed
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<emphasis id="B93EA51C545F533EFB09C32F3476FCD0" box="[1206,1370,779,802]" italics="true" pageId="13" pageNumber="4">dorsally</emphasis>
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,
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<emphasis id="B93EA51C545F533EFAC5C32D3723FCD1" box="[1402,1551,777,803]" italics="true" pageId="13" pageNumber="4">or with</emphasis>
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small process situated between lacrimal and frontal. Lacrimal '
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<emphasis id="B93EA51C545F533EFB4FC31B344EFCA5" box="[1264,1378,831,855]" italics="true" pageId="13" pageNumber="4">horn'</emphasis>
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rectangular in lateral
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<emphasis id="B93EA51C545F533EFF66C3523075FC7F" box="[217,345,886,909]" italics="true" pageId="13" pageNumber="4">aspect</emphasis>
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, with apex
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<emphasis id="B93EA51C545F533EFDF2C356326EFC79" box="[589,834,882,907]" italics="true" pageId="13" pageNumber="4">centred well</emphasis>
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in advance
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<emphasis id="B93EA51C545F533EFBFCC3573542FC7F" box="[1091,1134,883,909]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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antorbital ramus of
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<emphasis id="B93EA51C545F533EF99FC35737A5FC7C" box="[1568,1673,883,910]" italics="true" pageId="13" pageNumber="4">bone</emphasis>
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; exceeds postorbital '
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<emphasis id="B93EA51C545F533EFE6EC38D336FFC33" box="[465,579,937,961]" italics="true" pageId="13" pageNumber="4">horn'</emphasis>
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in
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<emphasis id="B93EA51C545F533EFD2DC38332B5FC30" box="[658,921,935,962]" italics="true" pageId="13" pageNumber="4">development</emphasis>
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. Anteroexternal edge
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<emphasis id="B93EA51C545F533EFAD7C38D34BFFC31" box="[1384,1427,937,963]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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antorbital ramus
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<emphasis id="B93EA51C545F533EF8B0C38F3616FC37" box="[1807,1850,939,965]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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lacrimal curves
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<emphasis id="B93EA51C545F533EFD9FC3FA3279FC05" box="[544,853,990,1015]" italics="true" pageId="13" pageNumber="4">anteroventrally</emphasis>
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across jugal, bounding
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<emphasis id="B93EA51C545F533EFAFAC3F934E6FC0A" box="[1349,1482,989,1016]" italics="true" pageId="13" pageNumber="4">pocket</emphasis>
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in jugal laterally. Ventral process
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<emphasis id="B93EA51C545F533EFD9DC4373361FBDF" box="[546,589,1043,1069]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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ectopterygoid uninflated,
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<emphasis id="B93EA51C545F533EFBDAC43034DAFBDF" box="[1125,1526,1044,1070]" italics="true" pageId="13" pageNumber="4">with small ventrally</emphasis>
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opening sinus; jugular process
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<emphasis id="B93EA51C545F533EFD8DC46C3372FB90" box="[562,606,1096,1122]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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bone similarly uninflated. Angular terminates
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<emphasis id="B93EA51C545F533EF9E0C46F3048FB6B" italics="true" pageId="13" pageNumber="4">posteriorly behind</emphasis>
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surangular foramen.
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</paragraph>
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<paragraph id="8BF5790E545F533EFEB3C4E6361BFA43" blockId="13.[213,1856,366,2311]" pageId="13" pageNumber="4">
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Ventral openings
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<emphasis id="B93EA51C545F533EFDCAC4E6338CFB2E" box="[629,672,1218,1244]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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main basisphenoid sinus
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<emphasis id="B93EA51C545F533EFB19C4E7346EFB28" box="[1190,1346,1219,1242]" italics="true" pageId="13" pageNumber="4">situated</emphasis>
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on either side
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<emphasis id="B93EA51C545F533EF9D1C4E737B5FB2F" box="[1646,1689,1219,1245]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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midline
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<emphasis id="B93EA51C545F533EFF62C4DC3024FAE0" box="[221,264,1272,1298]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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skull, dorsomedial
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<emphasis id="B93EA51C545F533EFD1DC4DC33E5FAFD" box="[674,713,1272,1295]" italics="true" pageId="13" pageNumber="4">to</emphasis>
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each basipterygoid process. Optic fenestra
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<emphasis id="B93EA51C545F533EF9F1C4D33615FAE3" box="[1614,1849,1271,1297]" italics="true" pageId="13" pageNumber="4">not bridged</emphasis>
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medially by
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<emphasis id="B93EA51C545F533EFE61C50833F6FAB4" box="[478,730,1324,1350]" italics="true" pageId="13" pageNumber="4">presphenoid</emphasis>
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. Cranial nerves III and IV exit
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<emphasis id="B93EA51C545F533EFAC9C50A376CFAB4" box="[1398,1600,1326,1350]" italics="true" pageId="13" pageNumber="4">separately</emphasis>
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on anterior surface
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<emphasis id="B93EA51C545F533EFE39C547309DFA8F" box="[390,433,1379,1405]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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laterosphenoid, although pit
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<emphasis id="B93EA51C545F533EFB95C5473549FA89" box="[1066,1125,1379,1403]" italics="true" pageId="13" pageNumber="4">for</emphasis>
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III much
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<emphasis id="B93EA51C545F533EFAEEC54037CEFA8F" box="[1361,1762,1377,1405]" italics="true" pageId="13" pageNumber="4">larger than that of</emphasis>
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IV.
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<emphasis id="B93EA51C545F533EFF63C5BD3057FA43" box="[220,379,1433,1458]" italics="true" pageId="13" pageNumber="4">Exit for</emphasis>
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cranial nerve
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<emphasis id="B93EA51C545F533EFD18C5B233F9FA40" box="[679,725,1430,1458]" italics="true" pageId="13" pageNumber="4">Vj</emphasis>
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situated close
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<emphasis id="B93EA51C545F533EFBB2C5BD3518FA42" box="[1037,1076,1433,1456]" italics="true" pageId="13" pageNumber="4">to</emphasis>
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anterolateral edge
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<emphasis id="B93EA51C545F533EFA79C5B334DEFA43" box="[1478,1522,1431,1457]" italics="true" pageId="13" pageNumber="4">of</emphasis>
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laterosphenoid.
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</paragraph>
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<paragraph id="8BF5790E545F533EFEB3C5FE3757F967" blockId="13.[213,1856,366,2311]" pageId="13" pageNumber="4">
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Neural spines
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<emphasis id="B93EA51C545F533EFD93C5FE33F2FA06" box="[556,734,1498,1524]" italics="true" pageId="13" pageNumber="4">of fourth</emphasis>
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and fifth cervicals subequal, broadly flattened laterally.
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<emphasis id="B93EA51C545F533EFF62C63430DFF9DB" box="[221,499,1552,1578]" italics="true" pageId="13" pageNumber="4">Spine of sixth</emphasis>
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cervical narrower,
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<emphasis id="B93EA51C545F533EFC38C63432E5F9D8" box="[903,969,1552,1578]" italics="true" pageId="13" pageNumber="4">but</emphasis>
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does not come
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<emphasis id="B93EA51C545F533EFAADC6363745F9D8" box="[1298,1641,1552,1578]" italics="true" pageId="13" pageNumber="4">to point dorsally</emphasis>
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. Presacral vertebrae tend
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<emphasis id="B93EA51C545F533EFD9CC66C3205F9AD" box="[547,809,1606,1632]" italics="true" pageId="13" pageNumber="4">to be longer</emphasis>
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and lower than in
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<taxonomicName id="4C4A028D545F533EFB5FC6623739F9AD" authorityName="Russell" authorityYear="1970" box="[1248,1557,1606,1631]" class="Reptilia" family="Tyrannosauridae" genus="Daspletosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="genus">
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<emphasis id="B93EA51C545F533EFB5FC6623739F9AD" box="[1248,1557,1606,1631]" italics="true" pageId="13" pageNumber="4">Daspletosaurus</emphasis>
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</taxonomicName>
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; basal caudal vertebrae diminish more
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<emphasis id="B93EA51C545F533EFD59C6593258F967" box="[742,884,1661,1685]" italics="true" pageId="13" pageNumber="4">rapidly</emphasis>
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in size
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<emphasis id="B93EA51C545F533EFBA9C6593477F967" box="[1046,1371,1659,1685]" italics="true" pageId="13" pageNumber="4">posteriorly than</emphasis>
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in this genus.
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</paragraph>
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<paragraph id="8BF5790E545F533EFEB3C69F33BFF85D" blockId="13.[213,1856,366,2311]" pageId="13" pageNumber="4">
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The
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<emphasis id="B93EA51C545F533EFED3C6E43358F92A" box="[364,628,1727,1753]" italics="true" pageId="13" pageNumber="4">length of the</emphasis>
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humerus in adults is equal
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<emphasis id="B93EA51C545F533EFB03C6E535CFF92A" box="[1212,1251,1729,1752]" italics="true" pageId="13" pageNumber="4">to</emphasis>
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about 30 per
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<emphasis id="B93EA51C545F533EF9B0C6E43613F928" box="[1551,1855,1727,1754]" italics="true" pageId="13" pageNumber="4">cent of that of</emphasis>
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femur, forelimb
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<emphasis id="B93EA51C545F533EFD90C6DC3381F8FC" box="[559,685,1784,1806]" italics="true" pageId="13" pageNumber="4">lightly</emphasis>
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constructed. Anterodistal
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|
<emphasis id="B93EA51C545F533EFB6CC6D03480F8FC" box="[1235,1452,1780,1807]" italics="true" pageId="13" pageNumber="4">condyle of</emphasis>
|
|
metacarpal I
|
|
<emphasis id="B93EA51C545F533EF975C6DC3603F8FC" box="[1738,1839,1784,1806]" italics="true" pageId="13" pageNumber="4">large</emphasis>
|
|
, causing first and second
|
|
<emphasis id="B93EA51C545F533EFD50C70A32F1F8B6" box="[751,989,1834,1860]" italics="true" pageId="13" pageNumber="4">digits to be</emphasis>
|
|
approximately parallel.
|
|
<emphasis id="B93EA51C545F533EFA57C7083769F8B0" box="[1512,1605,1836,1858]" italics="true" pageId="13" pageNumber="4">First</emphasis>
|
|
phalanx
|
|
<emphasis id="B93EA51C545F533EF8ABC70E301BF888" italics="true" pageId="13" pageNumber="4">of digit</emphasis>
|
|
II
|
|
<emphasis id="B93EA51C545F533EFE3AC7443338F88A" box="[389,532,1888,1912]" italics="true" pageId="13" pageNumber="4">slender</emphasis>
|
|
in adults. Dorsal edge of ungual
|
|
<emphasis id="B93EA51C545F533EFB57C77B3452F88B" box="[1256,1406,1887,1913]" italics="true" pageId="13" pageNumber="4">of digit</emphasis>
|
|
I
|
|
<emphasis id="B93EA51C545F533EFA07C744371FF88B" box="[1464,1587,1888,1913]" italics="true" pageId="13" pageNumber="4">passes</emphasis>
|
|
through arc of about 120
|
|
<emphasis id="B93EA51C545F533EFE49C7B333A1F85D" box="[502,653,1943,1967]" italics="true" pageId="13" pageNumber="4">degrees</emphasis>
|
|
.
|
|
</paragraph>
|
|
<paragraph id="8BF5790E545F533EFEB4C7FD3324F6F6" blockId="13.[213,1856,366,2311]" pageId="13" pageNumber="4">
|
|
Anterior blade
|
|
<emphasis id="B93EA51C545F533EFDDAC7FD33BCF801" box="[613,656,2009,2035]" italics="true" pageId="13" pageNumber="4">of</emphasis>
|
|
ilium does
|
|
<emphasis id="B93EA51C545F533EFC15C7FC32C0F800" box="[938,1004,2008,2034]" italics="true" pageId="13" pageNumber="4">not</emphasis>
|
|
cover diapophysis
|
|
<emphasis id="B93EA51C545F533EFA1AC7FD34FCF801" box="[1445,1488,2009,2035]" italics="true" pageId="13" pageNumber="4">of</emphasis>
|
|
twelfth
|
|
<emphasis id="B93EA51C545F533EF929C7FD3616F800" box="[1686,1850,2009,2034]" italics="true" pageId="13" pageNumber="4">thoracic</emphasis>
|
|
vertebra. The circumference
|
|
<emphasis id="B93EA51C545F533EFC93C82A328DF7DA" box="[812,929,2062,2088]" italics="true" pageId="13" pageNumber="4">of the</emphasis>
|
|
femur in adults is equal
|
|
<emphasis id="B93EA51C545F533EFA17C83434E3F7D5" box="[1448,1487,2064,2087]" italics="true" pageId="13" pageNumber="4">to</emphasis>
|
|
34
|
|
<emphasis id="B93EA51C545F533EF9A0C834376BF7DA" box="[1567,1607,2064,2088]" italics="true" pageId="13" pageNumber="4">to</emphasis>
|
|
37 per
|
|
<emphasis id="B93EA51C545F533EF958C82B3078F7AF" italics="true" pageId="13" pageNumber="4">cent of the</emphasis>
|
|
femur's
|
|
<emphasis id="B93EA51C545F533EFDADC86233BEF7AF" box="[530,658,2118,2141]" italics="true" pageId="13" pageNumber="4">length</emphasis>
|
|
. In comparison with
|
|
<taxonomicName id="4C4A028D545F533EFBE6C86734AAF7AF" authorityName="Russell" authorityYear="1970" box="[1113,1414,2115,2141]" class="Reptilia" family="Tyrannosauridae" genus="Daspletosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="genus">
|
|
<emphasis id="B93EA51C545F533EFBE6C86734AAF7AF" box="[1113,1414,2115,2141]" italics="true" pageId="13" pageNumber="4">Daspletosaurus</emphasis>
|
|
</taxonomicName>
|
|
specimens
|
|
<emphasis id="B93EA51C545F533EF9C7C867378FF7AF" box="[1656,1699,2115,2141]" italics="true" pageId="13" pageNumber="4">of</emphasis>
|
|
similar femur
|
|
<emphasis id="B93EA51C545F533EFEDBC85930C8F766" box="[356,484,2173,2196]" italics="true" pageId="13" pageNumber="4">length</emphasis>
|
|
,
|
|
<emphasis id="B93EA51C545F533EFE40C8593317F767" box="[511,571,2173,2197]" italics="true" pageId="13" pageNumber="4">the</emphasis>
|
|
presacral vertebral column is
|
|
<emphasis id="B93EA51C545F533EFB10C859341EF767" box="[1199,1330,2173,2197]" italics="true" pageId="13" pageNumber="4">longer</emphasis>
|
|
,
|
|
<emphasis id="B93EA51C545F533EFAF2C85F3766F766" box="[1357,1610,2171,2196]" italics="true" pageId="13" pageNumber="4">thoracic ribs</emphasis>
|
|
are slightly shorter, forelimb is shorter, ilium and sacrum are
|
|
<emphasis id="B93EA51C545F533EFAAAC891348BF73E" box="[1301,1447,2229,2252]" italics="true" pageId="13" pageNumber="4">shorter</emphasis>
|
|
, and metatarsus is
|
|
<emphasis id="B93EA51C545F533EFF63C8CA332EF6F6" box="[220,514,2285,2308]" italics="true" pageId="13" pageNumber="4">slightly longer</emphasis>
|
|
.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="C3502A85545F533DFF62C978323BF66C" lastPageId="14" lastPageNumber="5" pageId="13" pageNumber="4" type="discussion">
|
|
<paragraph id="8BF5790E545F533EFF62C9783081F689" blockId="13.[221,429,2384,2427]" box="[221,429,2396,2427]" pageId="13" pageNumber="4">
|
|
<heading id="D0BDCE62545F533EFF62C9783081F689" box="[221,429,2396,2427]" fontSize="9" level="5" pageId="13" pageNumber="4" reason="1">
|
|
<emphasis id="B93EA51C545F533EFF62C9783081F689" box="[221,429,2396,2427]" italics="true" pageId="13" pageNumber="4">Comments</emphasis>
|
|
</heading>
|
|
</paragraph>
|
|
<paragraph id="8BF5790E545F533DFEB4C98A3212F78D" blockId="13.[220,1854,2464,2787]" lastBlockId="14.[178,1827,1608,2464]" lastPageId="14" lastPageNumber="5" pageId="13" pageNumber="4">
|
|
The generotypic species
|
|
<emphasis id="B93EA51C545F533EFCA6C9963269F63E" box="[793,837,2482,2508]" italics="true" pageId="13" pageNumber="4">of</emphasis>
|
|
<taxonomicName id="4C4A028D545F533EFCE6C9963547F639" authorityName="Osborn" authorityYear="1905" box="[857,1131,2482,2507]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="genus">Albertosaurus</taxonomicName>
|
|
is based on two crania found at diff"erent stratigraphie levels within
|
|
<emphasis id="B93EA51C545F533EFC07C9CD32D9F5F3" box="[952,1013,2537,2561]" italics="true" pageId="13" pageNumber="4">the</emphasis>
|
|
Edmonton
|
|
<emphasis id="B93EA51C545F533EFB4DC9C134FCF5F2" box="[1266,1488,2533,2560]" italics="true" pageId="13" pageNumber="4">Formation</emphasis>
|
|
. These
|
|
<emphasis id="B93EA51C545F533EF9CEC9C13617F5F2" box="[1649,1851,2533,2560]" italics="true" pageId="13" pageNumber="4">specimens</emphasis>
|
|
so closely resemble skulls referable
|
|
<emphasis id="B93EA51C545F533EFC71CA06342FF5CB" box="[974,1283,2590,2617]" italics="true" pageId="13" pageNumber="4">
|
|
to
|
|
<taxonomicName id="4C4A028D545F533EFBB3CA3A342FF5CB" authorityName="Lambe" authorityYear="1914" box="[1036,1283,2590,2617]" class="Reptilia" family="Tyrannosauridae" genus="Gorgosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="genus">Gorgosaurus</taxonomicName>
|
|
</emphasis>
|
|
<taxonomicName id="4C4A028D545F533EFAA6CA06349CF5C5" authority="(Lambe, 1914)" baseAuthorityName="Lambe" baseAuthorityYear="1914" box="[1305,1456,2594,2615]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="species" species="libratus">libratus</taxonomicName>
|
|
, from
|
|
<emphasis id="B93EA51C545F533EF9F9CA3B37AFF5C5" box="[1606,1667,2591,2615]" italics="true" pageId="13" pageNumber="4">the</emphasis>
|
|
Oldman Formation,
|
|
<emphasis id="B93EA51C545F533EFE6CCA7D33B8F583" box="[467,660,2649,2673]" italics="true" pageId="13" pageNumber="4">that there</emphasis>
|
|
can
|
|
<emphasis id="B93EA51C545F533EFD49CA73320FF580" box="[758,803,2647,2674]" italics="true" pageId="13" pageNumber="4">be</emphasis>
|
|
little question of
|
|
<emphasis id="B93EA51C545F533EFB36CA7D35C9F59D" box="[1161,1253,2649,2671]" italics="true" pageId="13" pageNumber="4">their</emphasis>
|
|
generic identity.
|
|
<taxonomicName id="4C4A028D545F533EF9FACA703610F59D" authorityName="Lambe" authorityYear="1914" box="[1605,1852,2644,2671]" class="Reptilia" family="Tyrannosauridae" genus="Gorgosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="genus">
|
|
<emphasis id="B93EA51C545F533EF9FACA703610F59D" box="[1605,1852,2644,2671]" italics="true" pageId="13" pageNumber="4">Gorgosaurus</emphasis>
|
|
</taxonomicName>
|
|
is
|
|
<emphasis id="B93EA51C545F533EFEAFCAB430E9F55A" box="[272,453,2704,2728]" italics="true" pageId="13" pageNumber="4">therefore</emphasis>
|
|
considered as a junior synonym of
|
|
<taxonomicName id="4C4A028D545F533EFB71CAAB34C8F555" authorityName="Osborn" authorityYear="1905" box="[1230,1508,2703,2727]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="genus">Albertosaurus</taxonomicName>
|
|
, and
|
|
<taxonomicName id="4C4A028D545F533EF9DCCAA93616F554" authority="(Lambe, 1914)" baseAuthorityName="Lambe" baseAuthorityYear="1914" box="[1635,1850,2701,2726]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="13" pageNumber="4" phylum="Chordata" rank="species" species="libratus" status="comb. nov.">
|
|
<emphasis id="B93EA51C545F533EF9DCCAA937ABF554" box="[1635,1671,2701,2726]" italics="true" pageId="13" pageNumber="4">A</emphasis>
|
|
.
|
|
<emphasis id="B93EA51C545F533EF919CAB43616F554" box="[1702,1850,2704,2726]" italics="true" pageId="13" pageNumber="4">libratus</emphasis>
|
|
</taxonomicName>
|
|
is in all probability
|
|
<emphasis id="B93EA51C545F533EFDC9CAEC339FF512" box="[630,691,2760,2784]" italics="true" pageId="13" pageNumber="4">the</emphasis>
|
|
immediate ancestor
|
|
<emphasis id="B93EA51C545F533EFBD9CAE235F7F52D" box="[1126,1243,2758,2784]" italics="true" pageId="13" pageNumber="4">of the</emphasis>
|
|
Edmonton form. It
|
|
<emphasis id="B93EA51C545F533EF935CAE037E0F52C" box="[1674,1740,2756,2782]" italics="true" pageId="13" pageNumber="4">has</emphasis>
|
|
been
|
|
<emphasis id="B93EA51C545C533DFF05C66F30C4F996" box="[186,488,1611,1637]" italics="true" pageId="14" pageNumber="5">suggested that</emphasis>
|
|
interdental
|
|
<emphasis id="B93EA51C545C533DFD40C668325FF991" box="[767,883,1612,1635]" italics="true" pageId="14" pageNumber="5">plates</emphasis>
|
|
medial
|
|
<emphasis id="B93EA51C545C533DFB8BC66834AAF997" box="[1076,1414,1610,1637]" italics="true" pageId="14" pageNumber="5">to the marginal</emphasis>
|
|
dentition (
|
|
<bibRefCitation id="EFDB04FF545C533DF93AC66C30ABF969" author="OSBORN, H. F." firstAuthor="Osborn" journalOrPublisher="American Museum of Natural History Bulletin" page="265" pageId="14" pageNumber="5" pagination="259 - 265" part="21" refId="ref12056" refString="OSBORN, H. F. (1905). Tyrannosaurus and other Cretaceous carnivorous dinosaurs. American Museum of Natural History Bulletin 21: 259 - 265." title="Tyrannosaurus and other Cretaceous carnivorous dinosaurs" type="journal article" year="1905">
|
|
<emphasis id="B93EA51C545C533DF93AC66C3631F996" box="[1669,1821,1608,1636]" italics="true" pageId="14" pageNumber="5">Osborn</emphasis>
|
|
1905: 265
|
|
</bibRefCitation>
|
|
;
|
|
<bibRefCitation id="EFDB04FF545C533DFE1CC65E33DCF969" author="Lambe, L. m" box="[419,752,1658,1692]" firstAuthor="Lambe" journalOrPublisher="Ottawa Naturalist" page="14" pageId="14" pageNumber="5" pagination="13 - 20" part="28" refId="ref11624" refString="(1914). On a new genus and species of carnivorous dinosaur from the Belly River Formation of Alberta, with a description of the skull of Stephanosaurus marginatus from the same horizon. Ottawa Naturalist 28: 13 - 20." title="On a new genus and species of carnivorous dinosaur from the Belly River Formation of Alberta, with a description of the skull of Stephanosaurus marginatus from the same horizon" type="journal article" year="1914">Lambe 1914: 14</bibRefCitation>
|
|
) and an intercoronoid (
|
|
<bibRefCitation id="EFDB04FF545C533DFB5FC6583703F969" author="Lambe, L. m" box="[1248,1583,1660,1691]" firstAuthor="Lambe" journalOrPublisher="Ottawa Naturalist" page="14" pageId="14" pageNumber="5" pagination="13 - 20" part="28" refId="ref11624" refString="(1914). On a new genus and species of carnivorous dinosaur from the Belly River Formation of Alberta, with a description of the skull of Stephanosaurus marginatus from the same horizon. Ottawa Naturalist 28: 13 - 20." title="On a new genus and species of carnivorous dinosaur from the Belly River Formation of Alberta, with a description of the skull of Stephanosaurus marginatus from the same horizon" type="journal article" year="1914">Lambe 1914: 14</bibRefCitation>
|
|
) are absent in this genus, although this is
|
|
<emphasis id="B93EA51C545C533DFCF3C69232CFF93D" box="[844,995,1718,1744]" italics="true" pageId="14" pageNumber="5">not the</emphasis>
|
|
case.
|
|
<bibRefCitation id="EFDB04FF545C533DFBCEC69434CDF922" author="Lambe, L. m" box="[1137,1505,1712,1746]" firstAuthor="Lambe" journalOrPublisher="Ottawa Naturalist" page="14" pageId="14" pageNumber="5" pagination="13 - 20" part="28" refId="ref11624" refString="(1914). On a new genus and species of carnivorous dinosaur from the Belly River Formation of Alberta, with a description of the skull of Stephanosaurus marginatus from the same horizon. Ottawa Naturalist 28: 13 - 20." title="On a new genus and species of carnivorous dinosaur from the Belly River Formation of Alberta, with a description of the skull of Stephanosaurus marginatus from the same horizon" type="journal article" year="1914">Lambe (1914: 14</bibRefCitation>
|
|
;
|
|
<bibRefCitation id="EFDB04FF545C533DF9B9C693379BF920" author="Lambe, L. m" box="[1542,1719,1719,1746]" firstAuthor="Lambe" journalOrPublisher="Geological Survey of Canada Memoir" page="16" pageId="14" pageNumber="5" pagination="1 - 84" part="100" refId="ref11667" refString="(1917). The Cretaceous theropodous dinosaur Gorgosaunis. Geological Survey of Canada Memoir 100: 1 - 84." title="The Cretaceous theropodous dinosaur Gorgosaunis" type="journal article" year="1917">1917: 16</bibRefCitation>
|
|
)
|
|
<emphasis id="B93EA51C545C533DF964C6923631F922" box="[1755,1821,1718,1744]" italics="true" pageId="14" pageNumber="5">has</emphasis>
|
|
emphasized
|
|
<emphasis id="B93EA51C545C533DFE07C6C930D9F8F7" box="[440,501,1773,1797]" italics="true" pageId="14" pageNumber="5">the</emphasis>
|
|
similarity
|
|
<emphasis id="B93EA51C545C533DFD63C6C8327FF8F4" box="[732,851,1772,1798]" italics="true" pageId="14" pageNumber="5">of the</emphasis>
|
|
first maxillary
|
|
<emphasis id="B93EA51C545C533DFB26C6CF342AF8F7" box="[1177,1286,1771,1797]" italics="true" pageId="14" pageNumber="5">tooth</emphasis>
|
|
in
|
|
<emphasis id="B93EA51C545C533DFAECC6C834BCF8F6" box="[1363,1424,1772,1796]" italics="true" pageId="14" pageNumber="5">the</emphasis>
|
|
type of
|
|
<taxonomicName id="4C4A028D545C533DF9F7C6C83631F8F6" authority="(Lambe, 1914)" baseAuthorityName="Lambe" baseAuthorityYear="1914" box="[1608,1821,1772,1797]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="14" pageNumber="5" phylum="Chordata" rank="species" species="libratus" status="comb. nov.">
|
|
<emphasis id="B93EA51C545C533DF9F7C6C83740F8F7" box="[1608,1644,1772,1797]" italics="true" pageId="14" pageNumber="5">A</emphasis>
|
|
.
|
|
<emphasis id="B93EA51C545C533DF936C6CA3631F8F6" box="[1673,1821,1774,1796]" italics="true" pageId="14" pageNumber="5">libratus</emphasis>
|
|
</taxonomicName>
|
|
<emphasis id="B93EA51C545C533DFF06C7003071F8CE" box="[185,349,1827,1852]" italics="true" pageId="14" pageNumber="5">to those</emphasis>
|
|
in
|
|
<emphasis id="B93EA51C545C533DFE13C70630C5F8C8" box="[428,489,1826,1850]" italics="true" pageId="14" pageNumber="5">the</emphasis>
|
|
premaxilla, considering
|
|
<emphasis id="B93EA51C545C533DFC4CC7013516F8C8" box="[1011,1082,1829,1850]" italics="true" pageId="14" pageNumber="5">this</emphasis>
|
|
as characteristic
|
|
<emphasis id="B93EA51C545C533DFA0EC7053705F8C8" box="[1457,1577,1825,1851]" italics="true" pageId="14" pageNumber="5">of the</emphasis>
|
|
genus. The carinae
|
|
<emphasis id="B93EA51C545C533DFEDCC77330F3F882" box="[355,479,1879,1905]" italics="true" pageId="14" pageNumber="5">of the</emphasis>
|
|
anterior maxillary
|
|
<emphasis id="B93EA51C545C533DFC34C77D351EF883" box="[907,1074,1879,1905]" italics="true" pageId="14" pageNumber="5">
|
|
<emphasis id="B93EA51C545C533DFC34C77D32C1F882" bold="true" box="[907,1005,1881,1904]" italics="true" pageId="14" pageNumber="5">teeth</emphasis>
|
|
of
|
|
</emphasis>
|
|
<taxonomicName id="4C4A028D545C533DFBF9C77C340DF882" authority="(Lambe, 1914)" baseAuthorityName="Lambe" baseAuthorityYear="1914" box="[1094,1313,1880,1905]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="14" pageNumber="5" phylum="Chordata" rank="species" species="libratus" status="comb. nov.">
|
|
<emphasis id="B93EA51C545C533DFBF9C77C3546F883" box="[1094,1130,1880,1905]" italics="true" pageId="14" pageNumber="5">A</emphasis>
|
|
.
|
|
<emphasis id="B93EA51C545C533DFB33C77E340DF882" box="[1164,1313,1882,1904]" italics="true" pageId="14" pageNumber="5">libratus</emphasis>
|
|
</taxonomicName>
|
|
(and
|
|
<emphasis id="B93EA51C545C533DFA12C7733633F883" box="[1453,1823,1879,1905]" italics="true" pageId="14" pageNumber="5">
|
|
of
|
|
<taxonomicName id="4C4A028D545C533DFA50C7733633F883" authorityName="Russell" authorityYear="1970" box="[1519,1823,1879,1905]" class="Reptilia" family="Tyrannosauridae" genus="Daspletosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="14" pageNumber="5" phylum="Chordata" rank="genus">Daspletosaurus</taxonomicName>
|
|
</emphasis>
|
|
also) are incipiently
|
|
<emphasis id="B93EA51C545C533DFDD8C7A83237F855" box="[615,795,1932,1959]" italics="true" pageId="14" pageNumber="5">arranged</emphasis>
|
|
as in
|
|
<emphasis id="B93EA51C545C533DFC18C7AA35D5F855" box="[935,1273,1933,1959]" italics="true" pageId="14" pageNumber="5">the premaxillary</emphasis>
|
|
teeth, and
|
|
<emphasis id="B93EA51C545C533DFA4DC7AA3703F854" box="[1522,1583,1934,1958]" italics="true" pageId="14" pageNumber="5">the</emphasis>
|
|
number
|
|
<emphasis id="B93EA51C545C533DF948C7A8360FF854" box="[1783,1827,1932,1958]" italics="true" pageId="14" pageNumber="5">of</emphasis>
|
|
small anterior maxillary
|
|
<emphasis id="B93EA51C545C533DFD07C7E13236F82E" box="[696,794,1989,2012]" italics="true" pageId="14" pageNumber="5">teeth</emphasis>
|
|
is variable, ranging
|
|
<emphasis id="B93EA51C545C533DFB7DC7E43408F82F" box="[1218,1316,1984,2013]" italics="true" pageId="14" pageNumber="5">from</emphasis>
|
|
none in
|
|
<materialsCitation id="3B227353545C533DFA62C7973630F82E" ID-GBIF-Occurrence="3396370316" box="[1501,1820,1971,2017]" collectionCode="FMNH" country="United States" formation="Oldman Formation" geologicalContext="Late Cretaceous" geologicalContextID="Cretaceous" location="Little Sandhill Creck basin" pageId="14" pageNumber="5" preperations="skull and skeleton, lacking hind limbs and tail" specimenCode="PR308" stateProvince="Alberta">FMNH PR 308</materialsCitation>
|
|
<emphasis id="B93EA51C545C533DFF07C7DF31F3F7E0" box="[184,223,2043,2066]" italics="true" pageId="14" pageNumber="5">to</emphasis>
|
|
two in
|
|
<materialsCitation id="3B227353545C533DFE38C7C233B2F7E0" ID-GBIF-Occurrence="3396370313" box="[391,670,2022,2071]" collectionCode="AMNH" country="United States" formation="Oldman Formation" geologicalContext="Late Cretaceous" geologicalContextID="Cretaceous" httpUri="http://research.amnh.org/paleontology/search.php?action=detail&specimen_id=48461" location="quarry 54 of Sternberg, 1950" pageId="14" pageNumber="5" preperations="nearly complete skeleton" specimenCode="AMNH 5664" specimenCount="1" stateProvince="Alberta">AMNH 5664</materialsCitation>
|
|
. Although it is partly crushed,
|
|
<emphasis id="B93EA51C545C533DFA8FC7DE3441F7E0" box="[1328,1389,2042,2066]" italics="true" pageId="14" pageNumber="5">the</emphasis>
|
|
first maxillary
|
|
<emphasis id="B93EA51C545C533DF90FC7DC301EF7BA" italics="true" pageId="14" pageNumber="5">
|
|
tooth of
|
|
<emphasis id="B93EA51C545C533DFF4AC814301EF7BA" bold="true" box="[245,306,2096,2120]" italics="true" pageId="14" pageNumber="5">the</emphasis>
|
|
</emphasis>
|
|
type
|
|
<emphasis id="B93EA51C545C533DFE0CC80B3338F7BB" box="[435,532,2095,2121]" italics="true" pageId="14" pageNumber="5">of A</emphasis>
|
|
.
|
|
<taxonomicName id="4C4A028D545C533DFD8DC81633EBF7BA" authority="(Lambe, 1914)" baseAuthorityName="Lambe" baseAuthorityYear="1914" box="[562,711,2098,2120]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="14" pageNumber="5" phylum="Chordata" rank="species" species="libratus">libratus</taxonomicName>
|
|
is probably
|
|
<emphasis id="B93EA51C545C533DFC65C80A3532F7BB" box="[986,1054,2094,2121]" italics="true" pageId="14" pageNumber="5">not</emphasis>
|
|
so premaxilliform as is
|
|
<emphasis id="B93EA51C545C533DF996C80B37CFF7BA" box="[1577,1763,2095,2120]" italics="true" pageId="14" pageNumber="5">indicated</emphasis>
|
|
in Lambe's
|
|
<emphasis id="B93EA51C545C533DFECAC84330C5F78C" box="[373,489,2151,2174]" italics="true" pageId="14" pageNumber="5">figure</emphasis>
|
|
(
|
|
<bibRefCitation id="EFDB04FF545C533DFDB7C84D3347F773" author="Lambe, L. m" box="[520,619,2153,2177]" journalOrPublisher="Geological Survey of Canada Memoir" pageId="14" pageNumber="5" pagination="1 - 84" part="100" refId="ref11667" refString="(1917). The Cretaceous theropodous dinosaur Gorgosaunis. Geological Survey of Canada Memoir 100: 1 - 84." title="The Cretaceous theropodous dinosaur Gorgosaunis" type="journal article" year="1917">1917</bibRefCitation>
|
|
, fig.
|
|
<emphasis id="B93EA51C545C533DFD65C8463207F773" box="[730,811,2146,2177]" italics="true" pageId="14" pageNumber="5">10B</emphasis>
|
|
).
|
|
</paragraph>
|
|
<caption id="DF352986545C533DFFC0C56E34CEFA17" httpUri="https://zenodo.org/record/1040975/files/figure.png" pageId="14" pageNumber="5" targetBox="[165,1845,184,1292]" targetPageId="14">
|
|
<paragraph id="8BF5790E545C533DFFC0C56E34CEFA17" blockId="14.[127,1880,1351,1512]" pageId="14" pageNumber="5">
|
|
<emphasis id="B93EA51C545C533DFFC0C56E31C5FAAD" box="[127,233,1354,1375]" italics="true" pageId="14" pageNumber="5">Figure</emphasis>
|
|
1
|
|
<taxonomicName id="4C4A028D545C533DFE8DC56E339EFAAF" authority="(Lambe, 1914)" baseAuthorityName="Lambe" baseAuthorityYear="1914" box="[306,690,1354,1375]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="14" pageNumber="5" phylum="Chordata" rank="species" species="libratus" status="comb. nov.">Albertosaurus libratus</taxonomicName>
|
|
, reconstruction
|
|
<emphasis id="B93EA51C545C533DFC6BC56C32D5FAAC" box="[980,1017,1352,1374]" italics="true" pageId="14" pageNumber="5">of</emphasis>
|
|
the skull in lateral aspect,
|
|
<emphasis id="B93EA51C545C533DFA59C56C376AFAAD" box="[1510,1606,1352,1375]" italics="true" pageId="14" pageNumber="5">based</emphasis>
|
|
primarily on a photograph
|
|
<emphasis id="B93EA51C545C533DFDB6C5503302FA78" box="[521,558,1396,1418]" italics="true" pageId="14" pageNumber="5">of</emphasis>
|
|
<materialsCitation id="3B227353545C533DFD86C5433216FA7E" ID-GBIF-Occurrence="3396370327" box="[569,826,1383,1422]" collectionCode="FMNH" country="United States" formation="Oldman Formation" geologicalContext="Late Cretaceous" geologicalContextID="Cretaceous" location="Little Sandhill Creck basin" pageId="14" pageNumber="5" preperations="skull and skeleton, lacking hind limbs and tail" specimenCode="PR308" stateProvince="Alberta">
|
|
FMNH
|
|
<emphasis id="B93EA51C545C533DFD75C55533D2FA7E" box="[714,766,1393,1420]" italics="true" pageId="14" pageNumber="5">PR</emphasis>
|
|
308
|
|
</materialsCitation>
|
|
(negative number 39 11 5, courtesy
|
|
<emphasis id="B93EA51C545C533DFA26C5503492FA78" box="[1433,1470,1396,1418]" italics="true" pageId="14" pageNumber="5">of</emphasis>
|
|
the American Museum
|
|
<emphasis id="B93EA51C545C533DFE8CC5853075FA4A" box="[307,345,1441,1464]" italics="true" pageId="14" pageNumber="5">of</emphasis>
|
|
Natural
|
|
<emphasis id="B93EA51C545C533DFDBBC58633A7FA44" box="[516,651,1442,1462]" italics="true" pageId="14" pageNumber="5">History</emphasis>
|
|
), with the palate restored after
|
|
<materialsCitation id="3B227353545C533DFB69C5B634EBFA45" ID-GBIF-Occurrence="3396370301" box="[1238,1479,1426,1467]" collectionCode="AMNH" country="United States" formation="Oldman Formation" geologicalContext="Late Cretaceous" geologicalContextID="Cretaceous" httpUri="http://research.amnh.org/paleontology/search.php?action=detail&specimen_id=48102" location="quarry 57 of Sternberg, 1950" pageId="14" pageNumber="5" preperations="skull" specimenCode="AMNH 5336" specimenCount="1" stateProvince="Alberta">AMNH 5336</materialsCitation>
|
|
.
|
|
<emphasis id="B93EA51C545C533DFA5EC5B9370FFA45" box="[1505,1571,1437,1463]" italics="true" pageId="14" pageNumber="5">The</emphasis>
|
|
skull of
|
|
<materialsCitation id="3B227353545C533DF96CC5B0308DFA17" ID-GBIF-Occurrence="3396370325" collectionCode="FMNH" country="United States" formation="Oldman Formation" geologicalContext="Late Cretaceous" geologicalContextID="Cretaceous" location="Little Sandhill Creck basin" pageId="14" pageNumber="5" preperations="skull and skeleton, lacking hind limbs and tail" specimenCode="PR308" stateProvince="Alberta">
|
|
FMNH
|
|
<emphasis id="B93EA51C545C533DFE8EC5EE3049FA17" box="[305,357,1482,1509]" italics="true" pageId="14" pageNumber="5">PR</emphasis>
|
|
308
|
|
</materialsCitation>
|
|
measures 1050 mm in
|
|
<emphasis id="B93EA51C545C533DFC87C5EA328CFA11" box="[824,928,1486,1507]" italics="true" pageId="14" pageNumber="5">length</emphasis>
|
|
(
|
|
<bibRefCitation id="EFDB04FF545C533DFC04C5EE34FCFA17" author="Matthew, W. D. & B. Brown" box="[955,1488,1481,1509]" journalOrPublisher="American Museum of Natural History Novitates" pageId="14" pageNumber="5" pagination="1 - 10" part="89" refId="ref12026" refString="(1923). Preliminary notices of skeletons and skulls of Deinodontidae from the Cretaceous of Alberta. American Museum of Natural History Novitates 89: 1 - 10." title="Preliminary notices of skeletons and skulls of Deinodontidae from the Cretaceous of Alberta" type="journal article" year="1923">Matthew and Brown 1923: 10</bibRefCitation>
|
|
).
|
|
</paragraph>
|
|
</caption>
|
|
<paragraph id="8BF5790E545C533DFF59C88D323BF66C" blockId="14.[178,1827,1608,2464]" pageId="14" pageNumber="5">
|
|
The dental formula
|
|
<emphasis id="B93EA51C545C533DFD16C88A33F9F73A" box="[681,725,2222,2248]" italics="true" pageId="14" pageNumber="5">of</emphasis>
|
|
<taxonomicName id="4C4A028D545C533DFD52C88A352EF73A" authorityName="Osborn" authorityYear="1905" box="[749,1026,2222,2248]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="14" pageNumber="5" phylum="Chordata" rank="genus">Albertosaurus</taxonomicName>
|
|
is as follows: premaxillary
|
|
<emphasis id="B93EA51C545C533DF9C2C88B37F3F734" box="[1661,1759,2223,2246]" italics="true" pageId="14" pageNumber="5">teeth</emphasis>
|
|
4, maxillary
|
|
<emphasis id="B93EA51C545C533DFE3BC8C130C9F70E" box="[388,485,2277,2300]" italics="true" pageId="14" pageNumber="5">teeth</emphasis>
|
|
<emphasis id="B93EA51C545C533DFE47C8C03306F70F" bold="true" box="[504,554,2276,2301]" pageId="14" pageNumber="5">13</emphasis>
|
|
-15, dentary
|
|
<emphasis id="B93EA51C545C533DFC93C8C132A1F70E" box="[812,909,2277,2300]" italics="true" pageId="14" pageNumber="5">teeth</emphasis>
|
|
14-16. There are 10-14 (in extreme cases 17) serrations per 5 mm on
|
|
<emphasis id="B93EA51C545C533DFD0AC93E33DEF6C0" box="[693,754,2330,2354]" italics="true" pageId="14" pageNumber="5">the</emphasis>
|
|
carinae
|
|
<emphasis id="B93EA51C545C533DFC13C93E350FF6C0" box="[940,1059,2330,2356]" italics="true" pageId="14" pageNumber="5">of the</emphasis>
|
|
marginal
|
|
<emphasis id="B93EA51C545C533DFB40C938344AF6C0" box="[1279,1382,2332,2354]" italics="true" pageId="14" pageNumber="5">teeth</emphasis>
|
|
,
|
|
<emphasis id="B93EA51C545C533DFA38C93E34E8F6C0" box="[1415,1476,2330,2354]" italics="true" pageId="14" pageNumber="5">the</emphasis>
|
|
serrations
|
|
<emphasis id="B93EA51C545C533DF90DC93C3633F6C0" box="[1714,1823,2328,2354]" italics="true" pageId="14" pageNumber="5">being</emphasis>
|
|
coarsest near
|
|
<emphasis id="B93EA51C545C533DFE61C9743336F69A" box="[478,538,2384,2408]" italics="true" pageId="14" pageNumber="5">the</emphasis>
|
|
centre
|
|
<emphasis id="B93EA51C545C533DFD7BC96B3213F69A" box="[708,831,2383,2409]" italics="true" pageId="14" pageNumber="5">of the</emphasis>
|
|
jaws and finest near
|
|
<emphasis id="B93EA51C545C533DFAA2C9743475F69A" box="[1309,1369,2384,2408]" italics="true" pageId="14" pageNumber="5">the</emphasis>
|
|
posterior end
|
|
<emphasis id="B93EA51C545C533DF91CC9693060F66C" italics="true" pageId="14" pageNumber="5">of the jaws of</emphasis>
|
|
immature individuals.
|
|
</paragraph>
|
|
</subSubSection>
|
|
</treatment>
|
|
</document> |