141 lines
14 KiB
XML
141 lines
14 KiB
XML
<document ID-DOI="http://doi.org/10.5281/zenodo.5610928" ID-GBIF-Dataset="a342eb67-842d-41ab-a05d-3f010d0038ec" ID-GBIF-Taxon="157395456" ID-Zenodo-Dep="5610928" checkinTime="1559660506625" checkinUser="jeremy" docAuthor="Carpenter, Kenneth" docDate="1982" docId="7E4B202BFF921B26FE28F483D06BDE4D" docLanguage="en" docName="Carpenter1982BabyDinosaurs.pdf" docOrigin="Contributions to Geology, University of Wyoming 20" docStyle="DocumentStyle{}" docTitle="Ankylosaurus magniventris Brown 1908" docType="treatment" docVersion="17" lastPageNumber="131" masterDocId="82725853FF9A1B2EFFE3FFB6D717DB19" masterDocTitle="Baby dinosaurs from the Late Cretaceous Lance and Hell Creek formations and a description of a new species of theropod" masterLastPageNumber="134" masterPageNumber="123" pageId="8" pageNumber="131" updateTime="1635896894325" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Baby dinosaurs from the Late Cretaceous Lance and Hell Creek formations and a description of a new species of theropod</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Carpenter, Kenneth</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:title>Contributions to Geology, University of Wyoming</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>1982</mods:date>
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<mods:detail type="pubDate">
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<mods:number>1982-01-31</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>20</mods:number>
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<mods:extent unit="page">
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<mods:start>123</mods:start>
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<mods:end>134</mods:end>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">10.5281/zenodo.3238510</mods:identifier>
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<mods:identifier type="GBIF-Dataset">a342eb67-842d-41ab-a05d-3f010d0038ec</mods:identifier>
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<mods:identifier type="Zenodo-Dep">3238510</mods:identifier>
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<treatment ID-DOI="http://doi.org/10.5281/zenodo.5610928" ID-GBIF-Taxon="157395456" ID-Zenodo-Dep="5610928" LSID="urn:lsid:plazi:treatment:7E4B202BFF921B26FE28F483D06BDE4D" httpUri="http://treatment.plazi.org/id/7E4B202BFF921B26FE28F483D06BDE4D" lastPageNumber="131" pageId="8" pageNumber="131">
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<paragraph blockId="8.[291,1204,2805,3013]" box="[459,954,2869,2906]" pageId="8" pageNumber="131">
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<heading box="[459,954,2869,2906]" centered="true" fontSize="9" level="6" pageId="8" pageNumber="131" reason="4">
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<taxonomicName authorityName="Brown" authorityYear="1908" box="[459,954,2869,2906]" class="Reptilia" family="Ankylosauridae" genus="Ankylosaurus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="8" pageNumber="128" phylum="Chordata" rank="species" species="magniventris">
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Ankylosaurus
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<emphasis box="[725,954,2869,2906]" italics="true" pageId="8" pageNumber="131">magniventris</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection box="[644,765,2914,2951]" pageId="8" pageNumber="131" type="description">
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<paragraph blockId="8.[291,1204,2805,3013]" box="[644,765,2914,2951]" pageId="8" pageNumber="131">
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<heading box="[644,765,2914,2951]" centered="true" fontSize="9" level="6" pageId="8" pageNumber="131" reason="4">
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<figureCitation box="[644,765,2914,2951]" captionStart="Figures" captionStartId="5.[360,464,2753,2783]" captionTargetBox="[314,2381,278,2695]" captionTargetPageId="5" captionText="Figures 1-11. Fig. 1, Dromaeosauridae, tooth, UCM 39502. Fig. 2a-h, Sauromithoides inequalis: 20,, buccal view of hatchling left dentary, UCM 41666; c, lingual view; e, dorsal view; b, buccal view of left dentary, NMC 8540 (cast); d, lingual view; f, dorsal view; g, lateral view of hatchling basioccipital, UCM 43218; and h, ventral view. Fig. 3a-c, teeth of Pectinodon bakkeri: a, holotype, UCM 38445; b, paratype, UCM 38446; and c, paratype, UCMP 73098. Fig. 4, Pararıychodon lacustris, tooth, UCMP 124990. Fig. 5a, b, Tyrannosauridae: a as lateral view of UCMP 119853; and b, posterior view. Fig. 6, Theropoda, tooth, UCMP 124987. Fig. 7a, b, tooth of Aublysodon mirandus: a! lateral view of UCMP 124406; and b, posterior view. Fig. 8, Thescelosaurus sp., tooth, UCMP 124973. Fig. 9, Hadrosauridae, tooth, UCM 45060. Fig. 10, Ceratopsidae, tooth, UCM 45057. Fig. 11, Ankylosaurus magniventris, tooth, UCMP 124399. Heavy bars to left of specimens = 2 mm." httpUri="https://zenodo.org/record/3238512/files/figure.png" pageId="8" pageNumber="131">Fig. 11</figureCitation>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="131" type="materials_examined">
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<paragraph blockId="8.[291,1204,2805,3013]" box="[291,1203,2975,3013]" pageId="8" pageNumber="131">
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Material: Teeth:
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<materialsCitation ID-GBIF-Occurrence="3396362304" box="[612,881,2977,3007]" collectionCode="UCMP" httpUri="https://ucmpdb.berkeley.edu/cgi/ucmp_query2?admin=&query_src=ucmp_index&table=ucmp2&spec_id=V120195&one=T" pageId="8" pageNumber="131" specimenCode="UCMP 120195">
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<collectionCode box="[612,738,2977,3007]" collectionName="UCMP" pageId="8" pageNumber="131">UCMP</collectionCode>
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<date box="[763,881,2977,3007]" pageId="8" pageNumber="131" value="95-12-01">120195</date>
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</materialsCitation>
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(UCMP-V73076)
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</paragraph>
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<paragraph blockId="8.[1293,2291,282,1371]" pageId="8" pageNumber="131">
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H
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,
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W
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<quantity box="[1583,1723,285,314]" metricMagnitude="-3" metricUnit="m" metricValue="2.9" pageId="8" pageNumber="131" unit="mm" value="2.9">2.9 mm</quantity>
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</geoCoordinate>
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; and
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<materialsCitation ID-GBIF-Occurrence="3396362326" box="[1843,2113,283,313]" collectionCode="UCMP" httpUri="https://ucmpdb.berkeley.edu/cgi/ucmp_query2?admin=&query_src=ucmp_index&table=ucmp2&spec_id=V124399&one=T" pageId="8" pageNumber="131" specimenCode="UCMP 124399">
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<collectionCode box="[1843,1969,283,313]" collectionName="UCMP" pageId="8" pageNumber="131">UCMP</collectionCode>
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124399
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</materialsCitation>
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(UCMP-
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5620) H
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<quantity box="[1485,1620,330,360]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" pageId="8" pageNumber="131" unit="mm" value="3.2">3.2 mm</quantity>
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,
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W
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<quantity box="[1705,1841,330,359]" metricMagnitude="-3" metricUnit="m" metricValue="2.7" pageId="8" pageNumber="131" unit="mm" value="2.7">2.7 mm</quantity>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="8" pageNumber="131" type="discussion">
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<paragraph blockId="8.[1293,2291,282,1371]" pageId="8" pageNumber="131">
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<emphasis box="[1375,1566,377,407]" italics="true" pageId="8" pageNumber="131">Discussion</emphasis>
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: Teeth of
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<taxonomicName authorityName="Brown" authorityYear="1908" box="[1762,2012,374,412]" class="Reptilia" family="Ankylosauridae" genus="Ankylosaurus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="8" pageNumber="131" phylum="Chordata" rank="genus">
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<emphasis box="[1762,2012,374,412]" italics="true" pageId="8" pageNumber="131">Ankylosaurus</emphasis>
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</taxonomicName>
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are diagnostic, being simple, smooth cones with large denticles on the anterior and posterior edges and in having swollen bases. Other ankylosaurids, such as
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<taxonomicName authorityName="Lambe" authorityYear="1910" box="[2003,2291,511,549]" class="Reptilia" family="Ankylosauridae" genus="Euoplocephalus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="8" pageNumber="131" phylum="Chordata" rank="genus">
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<emphasis box="[2003,2291,511,549]" italics="true" pageId="8" pageNumber="131">Euoplocephalus</emphasis>
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</taxonomicName>
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(see
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<bibRefCitation author="Coombs, W. P." bookContentInfo="487 p" box="[1378,1642,560,597]" journalOrPublisher="[PhD thesis]: New York, New York, Columbia University" pageId="8" pageNumber="131" refId="ref8861" refString="Coombs, W. P., 1971, The Ankylosauria [PhD thesis]: New York, New York, Columbia University, 487 p" title="The Ankylosauria" type="book" year="1971">Coombs, 1971</bibRefCitation>
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),
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<taxonomicName authorityName="Gilmore" authorityYear="1933" box="[1683,1923,560,590]" class="Reptilia" family="Ankylosauridae" genus="Pinacosaurus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="8" pageNumber="131" phylum="Chordata" rank="genus">
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<emphasis box="[1683,1923,560,590]" italics="true" pageId="8" pageNumber="131">Pinacosaurus</emphasis>
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</taxonomicName>
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, and
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<taxonomicName authorityName="Maryanska" authorityYear="1977" box="[2036,2207,557,588]" class="Reptilia" family="Ankylosauridae" genus="Saichania" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="8" pageNumber="131" phylum="Chordata" rank="genus">
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<emphasis box="[2036,2207,557,588]" italics="true" pageId="8" pageNumber="131">Saichania</emphasis>
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</taxonomicName>
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(see
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<bibRefCitation author="Maryanska, T." box="[1295,1610,605,642]" journalOrPublisher="Results of the Polish-Mongolian Palaeontological Expeditions, Part 7, Palaeontologia Polonica" pageId="8" pageNumber="131" pagination="85 - 151" part="37" refId="ref10088" refString="Maryanska, T., 1977, Ankylosauridae (Dinosauria) from Mongolia: Results of the Polish-Mongolian Palaeontological Expeditions, Part 7, Palaeontologia Polonica, no. 37, p. 85 - 151." title="Ankylosauridae (Dinosauria) from Mongolia" type="journal article" year="1977">Maryanska, 1977</bibRefCitation>
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, Pl. 21, Fig. 2
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<emphasis box="[1909,1927,614,635]" italics="true" pageId="8" pageNumber="131">a</emphasis>
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,
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<emphasis box="[1943,1963,604,635]" italics="true" pageId="8" pageNumber="131">b</emphasis>
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and Pl. 29, Fig. 4
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<emphasis box="[1317,1335,660,681]" italics="true" pageId="8" pageNumber="131">a</emphasis>
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,
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<emphasis box="[1350,1371,651,681]" italics="true" pageId="8" pageNumber="131">b</emphasis>
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), have fluted or corrugated sides.
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</paragraph>
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<paragraph blockId="8.[1293,2291,282,1371]" pageId="8" pageNumber="131">
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Only one of the teeth (
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<collectionCode box="[1810,1936,696,726]" collectionName="UCMP" pageId="8" pageNumber="131">UCMP</collectionCode>
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124399) is undamaged and unworn (
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<figureCitation box="[1631,1756,741,779]" captionStart="Figures" captionStartId="5.[360,464,2753,2783]" captionTargetBox="[314,2381,278,2695]" captionTargetPageId="5" captionText="Figures 1-11. Fig. 1, Dromaeosauridae, tooth, UCM 39502. Fig. 2a-h, Sauromithoides inequalis: 20,, buccal view of hatchling left dentary, UCM 41666; c, lingual view; e, dorsal view; b, buccal view of left dentary, NMC 8540 (cast); d, lingual view; f, dorsal view; g, lateral view of hatchling basioccipital, UCM 43218; and h, ventral view. Fig. 3a-c, teeth of Pectinodon bakkeri: a, holotype, UCM 38445; b, paratype, UCM 38446; and c, paratype, UCMP 73098. Fig. 4, Pararıychodon lacustris, tooth, UCMP 124990. Fig. 5a, b, Tyrannosauridae: a as lateral view of UCMP 119853; and b, posterior view. Fig. 6, Theropoda, tooth, UCMP 124987. Fig. 7a, b, tooth of Aublysodon mirandus: a! lateral view of UCMP 124406; and b, posterior view. Fig. 8, Thescelosaurus sp., tooth, UCMP 124973. Fig. 9, Hadrosauridae, tooth, UCM 45060. Fig. 10, Ceratopsidae, tooth, UCM 45057. Fig. 11, Ankylosaurus magniventris, tooth, UCMP 124399. Heavy bars to left of specimens = 2 mm." httpUri="https://zenodo.org/record/3238512/files/figure.png" pageId="8" pageNumber="131">Fig. 11</figureCitation>
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). It looks much like the tooth figured by
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<bibRefCitation author="Brown, B." box="[1499,1742,788,825]" journalOrPublisher="American Museum of Natural History, Bulletin" pageId="8" pageNumber="131" pagination="187 - 201" part="24" refId="ref8679" refString="Brown, B., 1908, The Ankylosauridae, a new family of armored dinosaurs from the Upper Cretaceous: American Museum of Natural History, Bulletin, v. 24, p. 187 - 201." title="The Ankylosauridae, a new family of armored dinosaurs from the Upper Cretaceous" type="journal article" year="1908">Brown (1908)</bibRefCitation>
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, but lacks the wear facet and faint vertical ridges on the lingual side. There are six denticles on each side of the crown, the basal denticle being the smallest.
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</paragraph>
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<paragraph blockId="8.[1293,2291,282,1371]" pageId="8" pageNumber="131">
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The other tooth is heavily worn. It is identified as
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<taxonomicName authorityName="Brown" authorityYear="1908" box="[1293,1545,1015,1053]" class="Reptilia" family="Ankylosauridae" genus="Ankylosaurus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="8" pageNumber="131" phylum="Chordata" rank="genus">
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<emphasis box="[1293,1545,1015,1053]" italics="true" pageId="8" pageNumber="131">Ankylosaurus</emphasis>
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</taxonomicName>
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because there is a smooth enameled surface and a large medial cone with denticles on the sides. It is not possible to determine if there was a swollen base, as this area is heavily worn. The heavy wear shows, despite the small size of the teeth relative to the skull (
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<bibRefCitation author="Coombs, W. P." box="[1413,1679,1243,1280]" journalOrPublisher="Palaeontology" pageId="8" pageNumber="131" pagination="143 - 170" part="21" refId="ref8890" refString="1978, The families of the ornithischian dinosaur Order Ankylosauria: Palaeontology, v. 21, p. 143 - 170." title="The families of the ornithischian dinosaur Order Ankylosauria" type="journal article" year="1978">Coombs, 1978</bibRefCitation>
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), that ankylosaurids, at least the babies, relied upon their teeth to process food and did not crop and swallow food whole.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |