160 lines
29 KiB
XML
160 lines
29 KiB
XML
<document id="6DC9B037EA543083064B6082B2674847" ID-CLB-Dataset="25347" ID-DOI="10.5281/zenodo.3466581" ID-GBIF-Dataset="c7e7b46f-ec6b-42d4-8bba-1aa7aa3031d9" ID-Zenodo-Dep="3466511" IM.bibliography_requiresApprovalFor="plazi" IM.metadata_requiresApprovalFor="plazi" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_requiresApprovalFor="plazi" checkinTime="1569916888000" checkinUser="jeremy" docAuthor="Gillette D. D., Wolberg D. L. & Hunt A. P." docDate="1986" docId="907E87AE5161FF80B0546D27F9B4F747" docLanguage="en" docName="Gilletteetal1986.pdf" docOrigin="New Mexico Geological Society, 37 th Annual Fall Field Conference, Truth or Consequences Region, New Mexico Geological Society Guidebook" docStyle="DocumentStyle{}" docTitle="Tyrannosaurus rex Osborn 1905" docType="treatment" docVersion="17" lastPageNumber="236" masterDocId="6C47FFD65161FF81B6786739FFB3FFB6" masterDocTitle="Tyrannosaurus rex from the McRae Formation (Lancian, Upper Cretaceous), Elephant Butte Reservoir, Sierra County, New Mexico" masterLastPageNumber="238" masterPageNumber="235" pageNumber="235" updateTime="1698756697314" updateUser="ExternalLinkService">
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<mods:title id="D7AEE61E953D9B19D8DD35094572FC6A">Tyrannosaurus rex from the McRae Formation (Lancian, Upper Cretaceous), Elephant Butte Reservoir, Sierra County, New Mexico</mods:title>
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<mods:namePart id="7630ABCA6ED2D9E8A26DB999A3DE34D9">Gillette D. D.</mods:namePart>
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<mods:namePart id="3B98A087E266F55E6F0A0CE283172764">Wolberg D. L.</mods:namePart>
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<mods:roleTerm id="BDB5610B40E121FB0BECB337FFA2FB74">Author</mods:roleTerm>
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<mods:namePart id="FD0B1B1B2ED33E8235633203A25D13EC">Hunt A. P.</mods:namePart>
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<mods:dateIssued id="6905DB7C899F9AD15D36386258BA7C99">1986</mods:dateIssued>
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<mods:publisher id="2D518944D46AE9520551FC484AACABA9">New Mexico Geological Society Guidebook</mods:publisher>
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<mods:namePart id="22BF67D2A54CC8291D6B10E3A67383C1">Clemons R. E.</mods:namePart>
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<mods:namePart id="1A70E09FEC5F0D1756E04FC960520E13">, King W. E.</mods:namePart>
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<mods:namePart id="D93D68F5186A1D1E6A003289C6EADC89">Mack G. H.</mods:namePart>
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<mods:namePart id="16CB2DC3A17AAC832A89B035526B9220">Zidek J.</mods:namePart>
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<mods:title id="57C032A6E15A5BAAEBA91C47C3C66E91">New Mexico Geological Society, 37 th Annual Fall Field Conference, Truth or Consequences Region</mods:title>
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<treatment id="907E87AE5161FF80B0546D27F9B4F747" ID-DOI="http://doi.org/10.5281/zenodo.3483034" ID-GBIF-Taxon="159609702" ID-Zenodo-Dep="3483034" LSID="urn:lsid:plazi:treatment:907E87AE5161FF80B0546D27F9B4F747" httpUri="http://treatment.plazi.org/id/907E87AE5161FF80B0546D27F9B4F747" lastPageId="1" lastPageNumber="236" pageId="0" pageNumber="235">
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<paragraph id="186836B85161FF81B0546D27F79FF58C" blockId="0.[1298,2376,2331,3093]" box="[1580,2092,2590,2618]" pageId="0" pageNumber="235">
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<taxonomicName id="DFD74D3B5161FF81B0546D27F79FF58C" authorityName="Osborn" authorityYear="1905" box="[1580,2092,2590,2618]" class="Reptilia" family="Tyrannosauridae" genus="Tyrannosaurus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="0" pageNumber="237" phylum="Chordata" rank="species" species="rex">
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<emphasis id="2AA3EAAA5161FF81B0546D27F8E9F58E" box="[1580,1882,2590,2616]" italics="true" pageId="0" pageNumber="235">TYRANNOSAURUS REX</emphasis>
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<bibRefCitation id="7C464B495161FF81B1116D26F79FF58C" author="Osborn H. F" box="[1897,2092,2591,2618]" journalOrPublisher="American Museum of Natural History, Bulletin." pageId="0" pageNumber="235" pagination="259 - 266" part="21" refId="ref2657" refString="Osborn H. F 1905 Tvrannosaurus and other Cretaceous carnivorous dinosaurs. - American Museum of Natural History, Bulletin. 21: 259 - 266" title="Tvrannosaurus and other Cretaceous carnivorous dinosaurs" type="journal article" year="1905">Osborn 1905</bibRefCitation>
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</taxonomicName>
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</paragraph>
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<subSubSection id="50CD65335161FF81B09C6D7EF8C7F5D4" box="[1764,1908,2631,2665]" pageId="0" pageNumber="235" type="description">
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<paragraph id="186836B85161FF81B09C6D7EF8C7F5D4" blockId="0.[1298,2376,2331,3093]" box="[1764,1908,2631,2665]" pageId="0" pageNumber="235">
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<figureCitation id="80EC2A3D5161FF81B09C6D7EF8C7F5D4" box="[1764,1908,2631,2665]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStart-3="FIGURE 4" captionStart-4="FIGURE 6" captionStart-5="FIGURE 7" captionStart-6="FIGURE 8" captionStart-7="FIGURE 9" captionStart-8="FIGURE 5" captionStartId-0="0.[1293,1411,3918,3942]" captionStartId-1="1.[173,288,1963,1986]" captionStartId-2="1.[172,286,3918,3943]" captionStartId-3="1.[1321,1437,3917,3942]" captionStartId-4="2.[168,287,3040,3065]" captionStartId-5="2.[170,288,3917,3942]" captionStartId-6="2.[1315,1434,2798,2821]" captionStartId-7="2.[1372,1491,3951,3976]" captionStartId-8="2.[167,285,2194,2217]" captionTargetBox-0="[1296,2370,3204,3888]" captionTargetBox-1="[180,1242,1161,1929]" captionTargetBox-2="[185,1233,3205,3876]" captionTargetBox-3="[1437,2289,2559,3873]" captionTargetBox-4="[176,1235,2534,2934]" captionTargetBox-5="[151,1287,3141,3889]" captionTargetBox-6="[1329,2389,1986,2759]" captionTargetBox-7="[1320,2385,3162,3909]" captionTargetBox-8="[417,954,1165,2144]" captionTargetPageId-0="0" captionTargetPageId-1="1" captionTargetPageId-2="1" captionTargetPageId-3="1" captionTargetPageId-4="2" captionTargetPageId-5="2" captionTargetPageId-6="2" captionTargetPageId-7="2" captionTargetPageId-8="2" captionText-0="FIGURE 1—Left dentary of Tyrannosaurus rex (NMMNH P-1013-1): top, buccal (outer) side; bottom, lingual (inner) side. Bar scale = 10 cm." captionText-1="FIGURE 2—Detail of anterior extremity of lingual surface of left dentary NMMNH P-1013-1. including the symphysis. lnterclental plates are the rugose bone at upper edge of dentary, lining the alveoli Bar scale — 10 cm" captionText-2="FIGURE 3—Detail of anterior extremity of buccal surface of left dentary NMMNH P-1013-1 Bar scale: 10 cm" captionText-3="FIGURE 4—lsolated lower teeth associated with left dentary NMMNH P-1013-1; top, buceal sides; bottom. lingual sides. Bar scale= 5 cm" captionText-4="FIGURE 6—-Dorsal view of anterior extremity of left dentary NMMNH P-1013-1, anterior to right. Broken tooth in alveolus no. 4 illustrates cross-sectional shape of the tooth Interdental plates surround the alveoli. Bar scale 10 cm" captionText-5="FIGURE 7—Isolated tooth associated with left dentary NMMNH P1013-1, from either right dentary or left maxilla" captionText-6="FIGURE 8 -—Right prearticular NMMNH P1013-1, top, buccal surface; bottom, lingual surface. Bar scale - 10 cm" captionText-7="FIGURE 9—Isolated chevron NMMNH P-1013-1. Bar scale = 10 cm." captionText-8="FIGURE 5—Closeup of anterobuccal edge of largest isolated tooth in Fig. 4. illustrating serrations." figureDoi-0="http://doi.org/10.5281/zenodo.3467837" figureDoi-1="http://doi.org/10.5281/zenodo.3467839" figureDoi-2="http://doi.org/10.5281/zenodo.3467841" figureDoi-3="http://doi.org/10.5281/zenodo.3467845" figureDoi-4="http://doi.org/10.5281/zenodo.3467851" figureDoi-5="http://doi.org/10.5281/zenodo.3467853" figureDoi-6="http://doi.org/10.5281/zenodo.3467849" figureDoi-7="http://doi.org/10.5281/zenodo.3953963" figureDoi-8="http://doi.org/10.5281/zenodo.3467847" httpUri-0="https://zenodo.org/record/3467837/files/figure.png" httpUri-1="https://zenodo.org/record/3467839/files/figure.png" httpUri-2="https://zenodo.org/record/3467841/files/figure.png" httpUri-3="https://zenodo.org/record/3467845/files/figure.png" httpUri-4="https://zenodo.org/record/3467851/files/figure.png" httpUri-5="https://zenodo.org/record/3467853/files/figure.png" httpUri-6="https://zenodo.org/record/3467849/files/figure.png" httpUri-7="https://zenodo.org/record/3953963/files/figure.png" httpUri-8="https://zenodo.org/record/3467847/files/figure.png" pageId="0" pageNumber="235">Figs. 1-9</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="50CD65335161FF81B3416D43F8ABF55F" pageId="0" pageNumber="235" type="description">
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<paragraph id="186836B85161FF81B3416D43F8ABF55F" blockId="0.[1298,2376,2331,3093]" pageId="0" pageNumber="235">
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Material—
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<materialsCitation id="A8BF3CE55161FF81B39D6D43F8A9F52D" GeologicalContext="Lancian, Upper Cretaceous" ID-GBIF-Occurrence="2423311758" box="[1509,1818,2682,2717]" collectionCode="NMMNH" formation="Hall Lake Member of McRae Formation" latitude="33.24222" location="1.1 km north of Kettle Top Butte the eastern shore of Elephant Butte Reservoir" longLatPrecision="20" longitude="-107.14972" pageId="0" pageNumber="235" preparations="nearly complete left dentary, an incomplete articular, and a right prearticular, incomplete isolated teeth, and one nearly complete chevron" specimenCode="NMMNH P-1013-1" specimenCount="1">NMMNH P-1013-1</materialsCitation>
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. a nearly complete left dentary. an incomplete articular, and a right prearticular. incomplete isolated teeth. and one nearly complete chevron.
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</paragraph>
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</subSubSection>
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<subSubSection id="50CD65335161FF80B3416DCFF9B4F747" lastPageId="1" lastPageNumber="236" pageId="0" pageNumber="235" type="description">
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<paragraph id="186836B85161FF81B3416DCFF6F7F3A7" blockId="0.[1298,2376,2331,3093]" pageId="0" pageNumber="235">
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<emphasis id="2AA3EAAA5161FF81B3416DCFF9FDF4AF" bold="true" box="[1337,1614,2806,2841]" pageId="0" pageNumber="235">Description—The</emphasis>
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dentary (
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<figureCitation id="80EC2A3D5161FF81B09D6DC1F8C5F4A2" box="[1765,1910,2808,2842]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStart-3="FIGURE 4" captionStartId-0="0.[1293,1411,3918,3942]" captionStartId-1="1.[173,288,1963,1986]" captionStartId-2="1.[172,286,3918,3943]" captionStartId-3="1.[1321,1437,3917,3942]" captionTargetBox-0="[1296,2370,3204,3888]" captionTargetBox-1="[180,1242,1161,1929]" captionTargetBox-2="[185,1233,3205,3876]" captionTargetBox-3="[1437,2289,2559,3873]" captionTargetPageId-0="0" captionTargetPageId-1="1" captionTargetPageId-2="1" captionTargetPageId-3="1" captionText-0="FIGURE 1—Left dentary of Tyrannosaurus rex (NMMNH P- 1013- 1): top, buccal (outer) side; bottom, lingual (inner) side. Bar scale = 10 cm." captionText-1="FIGURE 2—Detail of anterior extremity of lingual surface of left dentary NMMNH P- 1013-1. including the symphysis. lnterclental plates are the rugose bone at upper edge of dentary, lining the alveoli Bar scale — 10 cm" captionText-2="FIGURE 3—Detail of anterior extremity of buccal surface of left dentary NMMNH P- 1013- 1 Bar scale: 10 cm" captionText-3="FIGURE 4—lsolated lower teeth associated with left dentary NMMNH P-lol 3 - I; top, buceal sides; bottom. lingual sides. Bar scale= 5 cm" figureDoi-0="http://doi.org/10.5281/zenodo.3467837" figureDoi-1="http://doi.org/10.5281/zenodo.3467839" figureDoi-2="http://doi.org/10.5281/zenodo.3467841" figureDoi-3="http://doi.org/10.5281/zenodo.3467845" httpUri-0="https://zenodo.org/record/3467837/files/figure.png" httpUri-1="https://zenodo.org/record/3467839/files/figure.png" httpUri-2="https://zenodo.org/record/3467841/files/figure.png" httpUri-3="https://zenodo.org/record/3467845/files/figure.png" pageId="0" pageNumber="235">Figs. 1 —4</figureCitation>
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) has a total length of 89.5 cm and is 22.3 cm deep at a position immediately behind the last tooth. Thirteen alveoli are present with roots of the lst. 6th. 7th, 10th. llth. and 12th teeth. Tooth 4 is emergent and lacks only the apical tip. Tooth 9 is also emergent and complete. The 7th tooth in the row is the largest. The alveoli are separated by alveoloar septae which expand internally into rugose interdental plates or rugosae (
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<figureCitation id="80EC2A3D5161FF81B1FB6CCAF78EF3B9" box="[1923,2109,3059,3093]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 6" captionText-0="FIGURE 1—Left dentary of Tyrannosaurus rex (NMMNH P- 1013- 1): top, buccal (outer) side; bottom, lingual (inner) side. Bar scale = 10 cm." captionText-1="FIGURE 2—Detail of anterior extremity of lingual surface of left dentary NMMNH P- 1013-1. including the symphysis. lnterclental plates are the rugose bone at upper edge of dentary, lining the alveoli Bar scale — 10 cm." captionText-2="FIGURE 6—-Dorsal view of anterior extremity of left dentary NMMNH P-1013-1, anterior to right. Broken tooth in alveolus no. 4 illustrates cross-sectional shape of the tooth Interdental plates surround the alveoli. Bar scale 10 cm." httpUri-0="https://zenodo.org/record/3467837/files/figure.png" httpUri-1="https://zenodo.org/record/3467839/files/figure.png" httpUri-2="https://zenodo.org/record/3467851/files/figure.png" pageId="0" pageNumber="235" targetBox-0="[1296,2370,3204,3888]" targetBox-1="[180,1242,1161,1929]" targetBox-2="[176,1235,2534,2934]" targetPageId-0="0" targetPageId-1="1" targetPageId-2="2">Figs. 1, 2, 6</figureCitation>
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). The interdental
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</paragraph>
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<caption id="4CA866305161FF81B3756877F7C9F027" ID-DOI="http://doi.org/10.5281/zenodo.3467837" ID-Zenodo-Dep="3467837" httpUri="https://zenodo.org/record/3467837/files/figure.png" pageId="0" pageNumber="235" startId="0.[1293,1411,3918,3942]" targetBox="[1296,2370,3204,3888]" targetPageId="0">
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<paragraph id="186836B85161FF81B3756877F7C9F027" blockId="0.[1293,2369,3918,3988]" pageId="0" pageNumber="235">
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FIGURE 1—Left dentary of
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<taxonomicName id="DFD74D3B5161FF81B0EB6868F83DF0DF" authorityName="Osborn" authorityYear="1905" box="[1683,1934,3921,3945]" class="Reptilia" family="Tyrannosauridae" genus="Tyrannosaurus" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Dinosauria" pageId="0" pageNumber="235" phylum="Chordata" rank="species" species="rex">
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<emphasis id="2AA3EAAA5161FF81B0EB6868F83DF0DF" box="[1683,1934,3921,3945]" italics="true" pageId="0" pageNumber="235">Tyrannosaurus rex</emphasis>
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</taxonomicName>
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(NMMNH P- 1013- 1): top, buccal (outer) side; bottom, lingual (inner) side. Bar scale = 10 cm.
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</paragraph>
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</caption>
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<caption id="4CA866305160FF80B6D56092FC6DF7BA" ID-DOI="http://doi.org/10.5281/zenodo.3467839" ID-Zenodo-Dep="3467839" httpUri="https://zenodo.org/record/3467839/files/figure.png" pageId="1" pageNumber="236" startId="1.[173,288,1963,1986]" targetBox="[180,1242,1161,1929]" targetPageId="1">
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<paragraph id="186836B85160FF80B6D56092FC6DF7BA" blockId="1.[170,1247,1962,2097]" pageId="1" pageNumber="236">
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<figureCitation id="80EC2A3D5160FF80B6D56092FE85F874" box="[173,310,1962,1986]" captionStart="FIGURE 2" captionStartId="1.[173,288,1963,1986]" captionText="FIGURE 2—Detail of anterior extremity of lingual surface of left dentary NMMNH P- 1013-1. including the symphysis. lnterclental plates are the rugose bone at upper edge of dentary, lining the alveoli Bar scale — 10 cm" figureDoi="http://doi.org/10.5281/zenodo.3467839" httpUri="https://zenodo.org/record/3467839/files/figure.png" pageId="1" pageNumber="236">FIGURE 2</figureCitation>
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—Detail of anterior extremity of lingual surface of left dentary NMMNH
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<emphasis id="2AA3EAAA5160FF80B6D560F6FF74F851" bold="true" box="[173,199,1999,2023]" pageId="1" pageNumber="236">P-</emphasis>
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1013-1. including the symphysis. lnterclental plates are the rugose bone at upper edge of dentary, lining the alveoli Bar scale — 10 cm
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</paragraph>
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</caption>
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<paragraph id="186836B85160FF80B6D46FBBFE8AF6F7" blockId="1.[171,1247,2176,3080]" pageId="1" pageNumber="236">plates are most strongly developed anteriorly. The interdental plates are arranged in a staggered fashion so that the anterior half of a plate surrounds the posterior portion of the tooth in front of it. and the posterior half of a plate surrounds the anterior portion of the tooth behind it.</paragraph>
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<paragraph id="186836B85160FF80B6A96E6BFE34F4B1" blockId="1.[171,1247,2176,3080]" pageId="1" pageNumber="236">
|
||
A shallow longitudinal groove at the base of the posterior interdental plates provided the path for the dental artery, which issued side branches from a point low between the interdental plates that were directed toward the lower portions of the teeth. The symphyseal surface (
|
||
<figureCitation id="80EC2A3D5160FF80B2636EF5FBC5F650" box="[1051,1142,2508,2543]" captionStart="FIGURE 2" captionStartId="1.[173,288,1963,1986]" captionTargetBox="[180,1242,1161,1929]" captionTargetPageId="1" captionText="FIGURE 2—Detail of anterior extremity of lingual surface of left dentary NMMNH P- 1013-1. including the symphysis. lnterclental plates are the rugose bone at upper edge of dentary, lining the alveoli Bar scale — 10 cm" figureDoi="http://doi.org/10.5281/zenodo.3467839" httpUri="https://zenodo.org/record/3467839/files/figure.png" pageId="1" pageNumber="236">Fig. 2</figureCitation>
|
||
) bears four longitudinal. anteroposteriorly directed ridges that are less than 40 mm long and are raısed slightly above the symphyseal surface. The lingual surface of the dentary is traversed by a well-defined Meckelian groove approximately 7 mm deep and 3 mm wide. Beneath the 3 rd and 4th alveoli, the Meckelian groove flattens to the contour of the dentary surface. A prominent foramen penetrates the Meckelian groove below the 10th tooth.
|
||
</paragraph>
|
||
<paragraph id="186836B85160FF80B6A86C21FC76F3B3" blockId="1.[171,1247,2176,3080]" pageId="1" pageNumber="236">
|
||
The buccal surface of the dentary (
|
||
<figureCitation id="80EC2A3D5160FF80B4806C2EFCE0F485" box="[760,851,2839,2874]" captionStart="FIGURE 3" captionStartId="1.[172,286,3918,3943]" captionTargetBox="[185,1233,3205,3876]" captionTargetPageId="1" captionText="FIGURE 3—Detail of anterior extremity of buccal surface of left dentary NMMNH P- 1013- 1 Bar scale: 10 cm" figureDoi="http://doi.org/10.5281/zenodo.3467841" httpUri="https://zenodo.org/record/3467841/files/figure.png" pageId="1" pageNumber="236">Fig. 3</figureCitation>
|
||
) is convex and pitted by more than 50 foramina which are concentrated anteriorly. More than 30 foramina occur below the first five teeth. The foramina emarginate the dorsal, ventral, and anterior edges of the buccal surface of the dentary. A less well-developed series of foramina in turn emargınates the main series of foramina more medially (
|
||
<figureCitation id="80EC2A3D5160FF80B52D6CDCFC1FF3B6" box="[853,940,3045,3080]" captionStart="FIGURE 1" captionStartId="0.[1293,1411,3918,3942]" captionTargetBox="[1296,2370,3204,3888]" captionTargetPageId="0" captionText="FIGURE 1—Left dentary of Tyrannosaurus rex (NMMNH P- 1013- 1): top, buccal (outer) side; bottom, lingual (inner) side. Bar scale = 10 cm." figureDoi="http://doi.org/10.5281/zenodo.3467837" httpUri="https://zenodo.org/record/3467837/files/figure.png" pageId="1" pageNumber="236">Fig. 1</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="186836B85160FF80B3326341F928FAA3" blockId="1.[1315,2395,1142,2289]" pageId="1" pageNumber="236">The posterior portion of the dentary consists of a vertical sheet of bone less than 1 mm thick that becomes shallower and broader anteriorly to form the stout. tooth-bearing ramus. The posterior margin of the dentary is not preserved.</paragraph>
|
||
<paragraph id="186836B85160FF80B3316225FA15F949" blockId="1.[1315,2395,1142,2289]" pageId="1" pageNumber="236">
|
||
The teeth (
|
||
<figureCitation id="80EC2A3D5160FF80B38D6222F93BFA83" box="[1525,1672,1307,1341]" captionStart-0="FIGURE 4" captionStart-1="FIGURE 6" captionStart-2="FIGURE 5" captionStartId-0="1.[1321,1437,3917,3942]" captionStartId-1="2.[168,287,3040,3065]" captionStartId-2="2.[167,285,2194,2217]" captionTargetBox-0="[1437,2289,2559,3873]" captionTargetBox-1="[176,1235,2534,2934]" captionTargetBox-2="[417,954,1165,2144]" captionTargetPageId-0="1" captionTargetPageId-1="2" captionTargetPageId-2="2" captionText-0="FIGURE 4—lsolated lower teeth associated with left dentary NMMNH P-lol 3 - I; top, buceal sides; bottom. lingual sides. Bar scale= 5 cm" captionText-1="FIGURE 6—-Dorsal view of anterior extremity of left dentary NMMNH P~ 1013~ l, 311161101 anterior' [to O right Broken tooth in alveolus 1' no 10 4 illustrates cross-sectional v shape of the tooth Interdental plates surround the alveoli. Bar scale 10 cm" captionText-2="FIGURE 5—Closeup of anterobuccal edge of largest isolated tooth in Fig. 4. illustrating serrations." figureDoi-0="http://doi.org/10.5281/zenodo.3467845" figureDoi-1="http://doi.org/10.5281/zenodo.3467851" figureDoi-2="http://doi.org/10.5281/zenodo.3467847" httpUri-0="https://zenodo.org/record/3467845/files/figure.png" httpUri-1="https://zenodo.org/record/3467851/files/figure.png" httpUri-2="https://zenodo.org/record/3467847/files/figure.png" pageId="1" pageNumber="236">Figs. 4-6</figureCitation>
|
||
) are laterally compressed and recurved. Both anterior and posterior margins are serrated (
|
||
<figureCitation id="80EC2A3D5160FF80B1A0627AF7C1FAEB" box="[2008,2162,1347,1380]" captionStart-0="FIGURE 5" captionStart-1="FIGURE 6" captionStartId-0="2.[167,285,2194,2217]" captionStartId-1="2.[168,287,3040,3065]" captionTargetBox-0="[417,954,1165,2144]" captionTargetBox-1="[176,1235,2534,2934]" captionTargetPageId-0="2" captionTargetPageId-1="2" captionText-0="FIGURE 5—Closeup of anterobuccal edge of largest isolated tooth in Fig. 4. illustrating serrations." captionText-1="FIGURE 6—-Dorsal view of anterior extremity of left dentary NMMNH P~ 1013~ l, 311161101 anterior' [to O right Broken tooth in alveolus 1' no 10 4 illustrates cross-sectional v shape of the tooth Interdental plates surround the alveoli. Bar scale 10 cm" figureDoi-0="http://doi.org/10.5281/zenodo.3467847" figureDoi-1="http://doi.org/10.5281/zenodo.3467851" httpUri-0="https://zenodo.org/record/3467847/files/figure.png" httpUri-1="https://zenodo.org/record/3467851/files/figure.png" pageId="1" pageNumber="236">Figs. 5, 6</figureCitation>
|
||
). The anterior serrations lie on the antero-posterior tooth planes. and the posterior servations are deflected labially (
|
||
<figureCitation id="80EC2A3D5160FF80B14A62ADF821FA19" box="[1842,1938,1428,1463]" captionStart="FIGURE 6" captionStartId="2.[168,287,3040,3065]" captionTargetBox="[176,1235,2534,2934]" captionTargetPageId="2" captionText="FIGURE 6—-Dorsal view of anterior extremity of left dentary NMMNH P~ 1013~ l, 311161101 anterior' [to O right Broken tooth in alveolus 1' no 10 4 illustrates cross-sectional v shape of the tooth Interdental plates surround the alveoli. Bar scale 10 cm" figureDoi="http://doi.org/10.5281/zenodo.3467851" httpUri="https://zenodo.org/record/3467851/files/figure.png" pageId="1" pageNumber="236">Fig. 6</figureCitation>
|
||
). A prominent dorso-ventral groove marks the buccal surface of the teeth at their base. All of the isolated teeth except one can be fitted to the left dentary. Based on the position of the medial groove and posterior serrations. one isolated. incomplete tooth must have come from the right dentary or left maxilla (
|
||
<figureCitation id="80EC2A3D5160FF80B349615CFA3BF9C9" box="[1329,1416,1637,1672]" captionStart="FIGURE 7" captionStartId="2.[170,288,3917,3942]" captionTargetBox="[151,1287,3141,3889]" captionTargetPageId="2" captionText="FIGURE 7—Isolated tooth associated with left dentary NMMNH P~lOl3~l, from either right dentary or left maxilla" figureDoi="http://doi.org/10.5281/zenodo.3467853" httpUri="https://zenodo.org/record/3467853/files/figure.png" pageId="1" pageNumber="236">Fig. 7</figureCitation>
|
||
). Serration counts for the known teeth range from 6 to 10.5 per 5 mm. This is in agreement with data on serration counts in other tyrannosaurids (
|
||
<bibRefCitation id="7C464B495160FF80B0606181F951F967" author="Ostrom J. H" bookContentInfo="165 pp" box="[1560,1762,1719,1746]" journalOrPublisher="Peabody Museum of Natural History, Bulletin 30" pageId="1" pageNumber="236" refId="ref2750" refString="Ostrom J. H 1969. Osteology of Deinonychus antirrhopus, an unusual theropod from the Lower Cretaceous of Montana. - Peabody Museum of Natural History, Bulletin 30: 165 pp" title="Osteology of Deinonychus antirrhopus, an unusual theropod from the Lower Cretaceous of Montana" type="book" year="1969">Ostrom 1969</bibRefCitation>
|
||
). and it is lower than in other carnosaurs (
|
||
<tableCitation id="555503035160FF80B34861D9FA38F94A" box="[1328,1419,1760,1793]" captionStart="TABLE 1" captionStartId="3.[160,262,1136,1160]" captionTargetPageId="3" captionText="TABLE 1 —Serration counts (per 5 mm of edge length) for teeth of NMMNH P- 1013- 1 compared to other camosaurs (Ostrom 1969)." httpUri="http://table.plazi.org/id/4CA866305162FF82B6D86349FC26FB06" pageId="1" pageNumber="236" tableUuid="4CA866305162FF82B6D86349FC26FB06">Tab. 1</tableCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="186836B85160FF80B3316033F75AF7C6" blockId="1.[1315,2395,1142,2289]" pageId="1" pageNumber="236">
|
||
The right prearticular (
|
||
<figureCitation id="80EC2A3D5160FF80B0DB6031F948F895" box="[1699,1787,1800,1835]" captionStart="FIGURE 8" captionStartId="2.[1315,1434,2798,2821]" captionTargetBox="[1329,2389,1986,2759]" captionTargetPageId="2" captionText="FIGURE 8 -—Right prearticular NMMNH P~10l 3 ~ 1, top, buccal surface; bottom, lingual surface. Bar scale - 10 cm" figureDoi="http://doi.org/10.5281/zenodo.3467849" httpUri="https://zenodo.org/record/3467849/files/figure.png" pageId="1" pageNumber="236">Fig. 8</figureCitation>
|
||
) is complete except for broken anterior and posterior ends and a damaged angular articulation (
|
||
<figureCitation id="80EC2A3D5160FF80BEEB6008F75CF8FF" box="[2195,2287,1841,1873]" captionStart="FIGURE 8" captionStartId="2.[1315,1434,2798,2821]" captionTargetBox="[1329,2389,1986,2759]" captionTargetPageId="2" captionText="FIGURE 8 -—Right prearticular NMMNH P~10l 3 ~ 1, top, buccal surface; bottom, lingual surface. Bar scale - 10 cm" figureDoi="http://doi.org/10.5281/zenodo.3467849" httpUri="https://zenodo.org/record/3467849/files/figure.png" pageId="1" pageNumber="236">Fig. 8</figureCitation>
|
||
). lt is approximately 43 cm long. rather curved. and markedly concave dorsally. Both the anterior and posterior ends are laterally compressed. but the medial portion broadens to support three ridges and two furrows on the external surface that form the articulation for the angular. The prominent groove along the entire buccal surface of the prearticular is probably the Meckelian groove The articulation of the prearticular with the articular is broken and the coronoid articulation is missing.
|
||
</paragraph>
|
||
<paragraph id="186836B85160FF80B3306F43F9B4F747" blockId="1.[1315,2395,1142,2289]" pageId="1" pageNumber="236">
|
||
The chevron (
|
||
<figureCitation id="80EC2A3D5160FF80B0546F40F93FF722" box="[1580,1676,2169,2204]" captionStart="FIGURE 9" captionStartId="2.[1372,1491,3951,3976]" captionTargetBox="[1320,2385,3162,3909]" captionTargetPageId="2" captionText="FIGURE 9—Isolated chevron NMMNH P~ l0 l 3~ l Bar scale = 10 cm." figureDoi="http://doi.org/10.5281/zenodo.3953963" httpUri="https://zenodo.org/record/3953963/files/figure.png" pageId="1" pageNumber="236">Fig 9</figureCitation>
|
||
) is stoutly constructed but incomplete. It is broken at the origin of the dorsal processes and has a damaged anteroventral margin.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |