253 lines
25 KiB
XML
253 lines
25 KiB
XML
<document ID-DOI="http://doi.org/10.5281/zenodo.5610910" ID-GBIF-Dataset="a342eb67-842d-41ab-a05d-3f010d0038ec" ID-GBIF-Taxon="157395451" ID-Zenodo-Dep="5610910" checkinTime="1559660506625" checkinUser="jeremy" docAuthor="Carpenter, Kenneth" docDate="1982" docId="7E4B202BFF9C1B29FA10FC9CD4C1D953" docLanguage="en" docName="Carpenter1982BabyDinosaurs.pdf" docOrigin="Contributions to Geology, University of Wyoming 20" docStyle="DocumentStyle{}" docTitle="Pectinodon bakkeri Carpenter 1982, new species" docType="treatment" docVersion="16" lastPageId="7" lastPageNumber="130" 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="6" pageNumber="129" 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:role>
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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:relatedItem type="host">
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<mods:titleInfo>
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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:detail>
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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:extent>
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</mods:part>
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</mods:relatedItem>
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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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</mods:mods>
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<treatment ID-DOI="http://doi.org/10.5281/zenodo.5610910" ID-GBIF-Taxon="157395451" ID-Zenodo-Dep="5610910" LSID="urn:lsid:plazi:treatment:7E4B202BFF9C1B29FA10FC9CD4C1D953" httpUri="http://treatment.plazi.org/id/7E4B202BFF9C1B29FA10FC9CD4C1D953" lastPageId="7" lastPageNumber="130" pageId="6" pageNumber="129">
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<subSubSection box="[1523,2096,808,845]" pageId="6" pageNumber="129" type="nomenclature">
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||
<paragraph blockId="6.[1314,2313,808,3003]" box="[1523,2096,808,845]" pageId="6" pageNumber="129">
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<heading box="[1523,2096,808,845]" centered="true" fontSize="9" level="6" pageId="6" pageNumber="129" reason="4">
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<taxonomicName authority="Carpenter, 1982" authorityName="Carpenter" authorityYear="1982" box="[1523,1878,809,840]" class="Reptilia" family="Troodontidae" genus="Pectinodon" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="species" species="bakkeri" status="new species">
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<emphasis box="[1523,1878,809,840]" italics="true" pageId="6" pageNumber="129">Pectinodon bakkeri</emphasis>
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</taxonomicName>
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<taxonomicNameLabel box="[1892,2096,808,845]" pageId="6" pageNumber="129" rank="species">new species</taxonomicNameLabel>
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</heading>
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</paragraph>
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||
</subSubSection>
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||
<subSubSection box="[1732,1891,855,892]" pageId="6" pageNumber="129" type="description">
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||
<paragraph blockId="6.[1314,2313,808,3003]" box="[1732,1891,855,892]" pageId="6" pageNumber="129">
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<heading box="[1732,1891,855,892]" centered="true" fontSize="10" level="5" pageId="6" pageNumber="129" reason="1">
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<figureCitation box="[1732,1891,855,892]" 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="6" pageNumber="129">
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Fig. 3
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<emphasis box="[1839,1891,865,886]" italics="true" pageId="6" pageNumber="129">a-c</emphasis>
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</figureCitation>
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</heading>
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||
</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="129" type="reference_group">
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<paragraph blockId="6.[1314,2313,808,3003]" pageId="6" pageNumber="129">
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<emphasis box="[1397,1584,918,954]" italics="true" pageId="6" pageNumber="129">Synonymy</emphasis>
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:
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<taxonomicName box="[1627,1910,916,947]" class="Reptilia" family="Troodontidae" genus="Saurornithoides" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="genus">
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<emphasis box="[1627,1910,916,947]" italics="true" pageId="6" pageNumber="129">Saurornithoides</emphasis>
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</taxonomicName>
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sp.
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<bibRefCitation author="Estes, R. D." box="[2018,2231,916,951]" journalOrPublisher="University of California, Publications in Geological Sciences" pageId="6" pageNumber="129" pagination="180" part="49" refId="ref9097" refString="Estes, R. D., 1964, Fossil vertebrates from the Late Cretaceous Lance Formation, eastern Wyoming: University of California, Publications in Geological Sciences, v. 49, 180 p." title="Fossil vertebrates from the Late Cretaceous Lance Formation, eastern Wyoming" type="book" year="1964">Estes, 1964</bibRefCitation>
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(in part).
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</paragraph>
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</subSubSection>
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<subSubSection box="[1396,1841,1009,1046]" pageId="6" pageNumber="129" type="diagnosis">
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<paragraph blockId="6.[1314,2313,808,3003]" box="[1396,1841,1009,1046]" pageId="6" pageNumber="129">
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<emphasis box="[1396,1572,1010,1046]" italics="true" pageId="6" pageNumber="129">Diagnosis</emphasis>
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: As for genus.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="129" type="materials_examined">
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<paragraph blockId="6.[1314,2313,808,3003]" pageId="6" pageNumber="129">
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Material:
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<typeStatus box="[1585,1751,1054,1092]" pageId="6" pageNumber="129">Holotype</typeStatus>
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tooth,
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<collectionCode box="[1905,2004,1054,1084]" collectionName="USA, Colorado, Boulder, University of Colorado Museum" pageId="6" pageNumber="129">UCM</collectionCode>
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38445 (UCMP-
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<collectionCode box="[1314,1342,1102,1130]" pageId="6" pageNumber="129">V</collectionCode>
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5711) H
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<quantity box="[1510,1649,1102,1131]" metricMagnitude="-3" metricUnit="m" metricValue="6.2" pageId="6" pageNumber="129" unit="mm" value="6.2">6.2 mm</quantity>
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,
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<geoCoordinate box="[1683,1792,1101,1131]" degrees="3.7" direction="west" orientation="longitude" pageId="6" pageNumber="129" precision="5555" value="-3.7">
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W
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<quantity box="[1742,1880,1101,1131]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" pageId="6" pageNumber="129" unit="mm" value="3.7">3.7 mm</quantity>
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</geoCoordinate>
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.
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<typeStatus box="[1913,2072,1101,1136]" pageId="6" pageNumber="129">Paratype</typeStatus>
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teeth:
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<collectionCode box="[2208,2307,1100,1129]" collectionName="USA, Colorado, Boulder, University of Colorado Museum" pageId="6" pageNumber="129">UCM</collectionCode>
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38446 (UCMP-V 5711) H
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<quantity box="[1801,1939,1147,1177]" metricMagnitude="-3" metricUnit="m" metricValue="1.8" pageId="6" pageNumber="129" unit="mm" value="1.8">1.8 mm</quantity>
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, W
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<quantity box="[2038,2145,1146,1175]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="6" pageNumber="129" unit="mm" value="2.0">2 mm</quantity>
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;
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<materialsCitation ID-GBIF-Occurrence="3396362312" collectionCode="UCMP" httpUri="https://ucmpdb.berkeley.edu/cgi/ucmp_query2?admin=&query_src=ucmp_index&table=ucmp2&spec_id=V73098&one=T" pageId="6" pageNumber="129" specimenCode="UCMP 73098">
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<collectionCode box="[2180,2307,1145,1176]" collectionName="UCMP" pageId="6" pageNumber="129">UCMP</collectionCode>
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73098
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</materialsCitation>
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(UCMP-V 5815) H
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<quantity box="[1808,1954,1192,1222]" metricMagnitude="-3" metricUnit="m" metricValue="2.8" pageId="6" pageNumber="129" unit="mm" value="2.8">2.8 mm</quantity>
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,
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<geoCoordinate box="[1993,2110,1191,1221]" degrees="1.8" direction="west" orientation="longitude" pageId="6" pageNumber="129" precision="5555" value="-1.8">
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W
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<quantity box="[2062,2204,1191,1221]" metricMagnitude="-3" metricUnit="m" metricValue="1.8" pageId="6" pageNumber="129" unit="mm" value="1.8">1.8 mm</quantity>
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</geoCoordinate>
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; and
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<materialsCitation ID-GBIF-Occurrence="3396362339" box="[1314,1579,1238,1268]" collectionCode="UCMP" httpUri="https://ucmpdb.berkeley.edu/cgi/ucmp_query2?admin=&query_src=ucmp_index&table=ucmp2&spec_id=V125239&one=T" pageId="6" pageNumber="129" specimenCode="UCMP 125239">
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<collectionCode box="[1314,1440,1238,1268]" collectionName="UCMP" pageId="6" pageNumber="129">UCMP</collectionCode>
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125239
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</materialsCitation>
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(UCMP-V 5815) H
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<quantity box="[1941,2075,1236,1266]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" pageId="6" pageNumber="129" unit="mm" value="3.2">3.2 mm</quantity>
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.
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<geoCoordinate box="[2105,2210,1236,1266]" degrees="2.5" direction="west" orientation="longitude" pageId="6" pageNumber="129" precision="5555" value="-2.5">
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W
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<quantity box="[2158,2294,1236,1266]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="6" pageNumber="129" unit="mm" value="2.5">2.5 mm</quantity>
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</geoCoordinate>
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. Referred teeth (all adults and all from UCMP-V5620):
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<materialsCitation ID-GBIF-Occurrence="3396362317" box="[1315,1581,1329,1359]" collectionCode="UCMP" httpUri="https://ucmpdb.berkeley.edu/cgi/ucmp_query2?admin=&query_src=ucmp_index&table=ucmp2&spec_id=V125240&one=T" pageId="6" pageNumber="129" specimenCode="UCMP 125240">
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<collectionCode box="[1315,1441,1330,1359]" collectionName="UCMP" pageId="6" pageNumber="129">UCMP</collectionCode>
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125240
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</materialsCitation>
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-
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<materialsCitation ID-GBIF-Occurrence="3396362322" box="[1600,1717,1329,1359]" collectionCode="UCMP" httpUri="https://ucmpdb.berkeley.edu/cgi/ucmp_query2?admin=&query_src=ucmp_index&table=ucmp2&spec_id=V125247&one=T" pageId="6" pageNumber="129" specimenCode="UCMP 125247">125247</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="129" type="distribution">
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<paragraph blockId="6.[1314,2313,808,3003]" pageId="6" pageNumber="129">
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<emphasis box="[1396,1615,1375,1406]" italics="true" pageId="6" pageNumber="129">Distribution</emphasis>
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: Apparently restricted to Lance Formation of eastern Wyoming.
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<typeStatus box="[1872,2038,1419,1456]" pageId="6" pageNumber="129">Holotype</typeStatus>
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from UCMP- V 5711, Bushy Tailed Blowout, Sl/z, sec. 20, T
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<specimenCount box="[2147,2238,1465,1500]" pageId="6" pageNumber="129" type="generic">37 N.</specimenCount>
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, R.
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<specimenCount box="[1315,1421,1512,1547]" pageId="6" pageNumber="129" type="generic">64 W.</specimenCount>
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, Niobrara County.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="6" pageNumber="129" type="etymology">
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<paragraph blockId="6.[1314,2313,808,3003]" pageId="6" pageNumber="129">Etymology: Specific name in honor of Dr. Robert T Bakker, who has contributed considerably to the study of dinosaurs.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="7" lastPageNumber="130" pageId="6" pageNumber="129" type="discussion">
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<paragraph blockId="6.[1314,2313,808,3003]" lastBlockId="7.[305,1303,280,586]" lastPageId="7" lastPageNumber="130" pageId="6" pageNumber="129">
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<emphasis box="[1397,1587,1693,1723]" italics="true" pageId="6" pageNumber="129">Discussion</emphasis>
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: The large
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<typeStatus box="[1816,1970,1692,1729]" pageId="6" pageNumber="129">holotype</typeStatus>
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tooth (
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<figureCitation box="[2121,2249,1691,1729]" 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="6" pageNumber="129">
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Fig. 3
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<emphasis box="[2231,2249,1701,1722]" italics="true" pageId="6" pageNumber="129">a</emphasis>
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</figureCitation>
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) is not from a juvenile. The
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<typeStatus box="[1876,2045,1741,1774]" pageId="6" pageNumber="129">paratypes</typeStatus>
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(
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<figureCitation box="[2097,2282,1737,1774]" 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="6" pageNumber="129">
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figs. 3
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<emphasis box="[2231,2249,1737,1767]" italics="true" pageId="6" pageNumber="129">b</emphasis>
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, c
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</figureCitation>
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), however, are small and probably are from babies.
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<bibRefCitation author="Estes, R. D." journalOrPublisher="University of California, Publications in Geological Sciences" pageId="6" pageNumber="129" pagination="180" part="49" refId="ref9097" refString="Estes, R. D., 1964, Fossil vertebrates from the Late Cretaceous Lance Formation, eastern Wyoming: University of California, Publications in Geological Sciences, v. 49, 180 p." title="Fossil vertebrates from the Late Cretaceous Lance Formation, eastern Wyoming" type="book" year="1964">Estes (1964)</bibRefCitation>
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||
referred teeth with large posterior denticulations to
|
||
<taxonomicName box="[1370,1656,1874,1905]" class="Reptilia" family="Troodontidae" genus="Saurornithoides" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="genus">
|
||
<emphasis box="[1370,1656,1874,1905]" italics="true" pageId="6" pageNumber="129">Saurornithoides</emphasis>
|
||
</taxonomicName>
|
||
sp., but later noted that this identification was incorrect (
|
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<emphasis box="[1762,2209,1919,1956]" italics="true" pageId="6" pageNumber="129">personal communication</emphasis>
|
||
). Reexamination of Estes’ material revealed the presence of three different kinds of small theropod teeth. One group has large posterior serrations and are clearly referable to
|
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<taxonomicName authorityName="Carpenter" authorityYear="1982" box="[1314,1685,2102,2133]" class="Reptilia" family="Troodontidae" genus="Pectinodon" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="species" species="bakkeri">
|
||
<emphasis box="[1314,1685,2102,2133]" italics="true" pageId="6" pageNumber="129">Pectinodon bakkeri</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<emphasis box="[1728,1744,2111,2132]" italics="true" pageId="6" pageNumber="129">e</emphasis>
|
||
.
|
||
<emphasis box="[1786,1810,2111,2138]" italics="true" pageId="6" pageNumber="129">g</emphasis>
|
||
.,
|
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<bibRefCitation author="Estes, R. D." box="[1864,2079,2102,2137]" journalOrPublisher="University of California, Publications in Geological Sciences" pageId="6" pageNumber="129" pagination="180" part="49" refId="ref9097" refString="Estes, R. D., 1964, Fossil vertebrates from the Late Cretaceous Lance Formation, eastern Wyoming: University of California, Publications in Geological Sciences, v. 49, 180 p." title="Fossil vertebrates from the Late Cretaceous Lance Formation, eastern Wyoming" type="book" year="1964">Estes, 1964</bibRefCitation>
|
||
, Fig. 69
|
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<emphasis box="[2265,2285,2102,2138]" italics="true" pageId="6" pageNumber="129">a</emphasis>
|
||
). Another group of teeth has smaller posterior serrations which are directed obliquely upward. The tip of the crown is oblique to the vertical axis of the tooth, but does not project posteriorly as in
|
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<taxonomicName authorityName="Carpenter" authorityYear="1982" box="[1907,2109,2285,2315]" class="Reptilia" family="Troodontidae" genus="Pectinodon" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="genus">
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<emphasis box="[1907,2109,2285,2315]" italics="true" pageId="6" pageNumber="129">Pectinodon</emphasis>
|
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</taxonomicName>
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||
; the crown has a piercing tip. The first serration is significantly smaller than the crown tip. There may be poorly developed serrations on the anterior edge or a sharp translucent keel. These teeth are similar to those in the dentary of
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<taxonomicName authorityName="Carpenter" authorityYear="1982" baseAuthorityName="Sternberg" baseAuthorityYear="1932" box="[1379,1847,2512,2550]" class="Reptilia" family="Troodontidae" genus="Saurornithoides" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="species" species="inequalis">
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<emphasis box="[1379,1847,2512,2550]" italics="true" pageId="6" pageNumber="129">Saurornithoides ínequalis</emphasis>
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</taxonomicName>
|
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(
|
||
<collectionCode box="[1886,1983,2512,2542]" collectionName="Canada Entomology Department, Royal Ontario Museum" pageId="6" pageNumber="129">ROM</collectionCode>
|
||
1445) previously referred to
|
||
<taxonomicName authorityName="Russell" authorityYear="1948" box="[1524,1858,2558,2595]" class="Reptilia" family="Troodontidae" genus="Troodon" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="species" species="formosus">
|
||
<emphasis box="[1524,1858,2558,2595]" italics="true" pageId="6" pageNumber="129">Troodon formosus</emphasis>
|
||
</taxonomicName>
|
||
by
|
||
<bibRefCitation author="Russell, L. S." box="[1925,2170,2557,2594]" journalOrPublisher="Journal of Paleontology" pageId="6" pageNumber="129" pagination="625 - 629" part="22" refId="ref10818" refString="Russell, L. S., 1948, The dentary of Troodon, a genus of theropod dinosaurs: Journal of Paleontology, v. 22, p. 625 - 629." title="The dentary of Troodon, a genus of theropod dinosaurs" type="journal article" year="1948">Russell (1948)</bibRefCitation>
|
||
, and to
|
||
<taxonomicName baseAuthorityName="Barsbold" baseAuthorityYear="1974" box="[1317,1729,2603,2640]" class="Reptilia" family="Troodontidae" genus="Saurornithoides" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="species" species="junior">
|
||
<emphasis box="[1317,1729,2603,2640]" italics="true" pageId="6" pageNumber="129">Saurornithoides junior</emphasis>
|
||
</taxonomicName>
|
||
by
|
||
<bibRefCitation author="Barsbold, R." box="[1801,2084,2602,2639]" journalOrPublisher="Results of the Polish-Mongolian Palaeontological Expeditions, Part V, Palaeontologia Polonica" pageId="6" pageNumber="129" pagination="5 - 22" part="30" refId="ref8506" refString="Barsbold, R., 1974, Saurornithoididae, a new family of small theropod dinosaurs from central Asia and North America: Results of the Polish-Mongolian Palaeontological Expeditions, Part V, Palaeontologia Polonica, no. 30, p. 5 - 22." title="Saurornithoididae, a new family of small theropod dinosaurs from central Asia and North America" type="journal article" year="1974">Barsbold (1974)</bibRefCitation>
|
||
. This group of teeth from the Lance Formation is referred to
|
||
<taxonomicName authorityName="Carpenter" authorityYear="1982" baseAuthorityName="Sternberg" baseAuthorityYear="1932" class="Reptilia" family="Troodontidae" genus="Saurornithoides" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="species" species="inequalis">
|
||
<emphasis box="[2199,2219,2648,2678]" italics="true" pageId="6" pageNumber="129">S</emphasis>
|
||
.
|
||
<emphasis italics="true" pageId="6" pageNumber="129">inequalis</emphasis>
|
||
</taxonomicName>
|
||
. The third group of teeth has well developed serrations on the anterior and posterior margins; however, these serrations are smaller than those in
|
||
<taxonomicName authorityName="Carpenter" authorityYear="1982" box="[2058,2260,2784,2815]" class="Reptilia" family="Troodontidae" genus="Pectinodon" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="genus">
|
||
<emphasis box="[2058,2260,2784,2815]" italics="true" pageId="6" pageNumber="129">Pectinodon</emphasis>
|
||
</taxonomicName>
|
||
or
|
||
<taxonomicName box="[1318,1603,2829,2861]" class="Reptilia" family="Troodontidae" genus="Saurornithoides" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="genus">
|
||
<emphasis box="[1318,1603,2829,2861]" italics="true" pageId="6" pageNumber="129">Saurornithoides</emphasis>
|
||
</taxonomicName>
|
||
. As in
|
||
<taxonomicName box="[1750,2035,2830,2861]" class="Reptilia" family="Troodontidae" genus="Saurornithoides" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="genus">
|
||
<emphasis box="[1750,2035,2830,2861]" italics="true" pageId="6" pageNumber="129">Saurornithoides</emphasis>
|
||
</taxonomicName>
|
||
, the crown tip functions in piercing. Furthermore, the first serration is significantly smaller than the crown tip. In many respects, these teeth resemble those of
|
||
<taxonomicName authorityName="Osborn" authorityYear="1924" class="Reptilia" family="Dromaeosauridae" genus="Velociraptor" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" lastPageId="7" lastPageNumber="130" order="Dinosauria" pageId="6" pageNumber="129" phylum="Chordata" rank="species" species="mongoliensis">
|
||
<emphasis italics="true" lastPageId="7" lastPageNumber="130" pageId="6" pageNumber="129">
|
||
<emphasis box="[2093,2313,2966,3003]" italics="true" pageId="6" pageNumber="129">Velociraptor</emphasis>
|
||
<emphasis box="[310,543,280,307]" italics="true" pageId="7" pageNumber="130">mongoııensıs</emphasis>
|
||
</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<emphasis box="[584,599,281,302]" italics="true" pageId="7" pageNumber="130">e</emphasis>
|
||
.
|
||
<emphasis box="[639,656,282,310]" italics="true" pageId="7" pageNumber="130">g</emphasis>
|
||
.-,
|
||
<materialsCitation ID-GBIF-Occurrence="3396362314" box="[717,965,280,312]" collectionCode="AMNH" httpUri="http://research.amnh.org/paleontology/search.php?action=detail&specimen_id=49382" pageId="7" pageNumber="130" specimenCode="AMNH 6515">
|
||
<collectionCode box="[717,853,280,303]" collectionName="USA, New York, New York, American Museum of Natural History" pageId="7" pageNumber="130">AMNH</collectionCode>
|
||
6515
|
||
</materialsCitation>
|
||
), except that the anterior serrations are not significantly smaller than the posterior serrations.
|
||
</paragraph>
|
||
<paragraph blockId="7.[305,1303,280,586]" pageId="7" pageNumber="130">
|
||
<taxonomicName authorityName="Carpenter" authorityYear="1982" box="[388,748,407,441]" class="Reptilia" family="Troodontidae" genus="Pectinodon" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="7" pageNumber="130" phylum="Chordata" rank="species" species="bakkeri">
|
||
<emphasis box="[388,748,407,441]" italics="true" pageId="7" pageNumber="130">Pectinodon bakkeri</emphasis>
|
||
</taxonomicName>
|
||
is provisionally placed in the family
|
||
<taxonomicName authorityName="Sues" authorityYear="1977" box="[458,779,453,487]" class="Reptilia" family="Saurornithoididae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Saurischia" pageId="7" pageNumber="130" phylum="Chordata" rank="family">Saurornithoididae</taxonomicName>
|
||
because the crowns are strongly compressed laterally and serrations are well developed only on the posterior edge.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |