144 lines
16 KiB
XML
144 lines
16 KiB
XML
<document id="F28662EE24FEAF26F8BFA2CDC96F8B4B" ID-CLB-Dataset="7680" ID-DOI="10.1206/358.1" ID-GBIF-Dataset="64639217-c52a-453d-a6b3-382db4402257" ID-ISSN="0003-0090" ID-Zenodo-Dep="4610748" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1615989200907" checkinUser="felipe" docAuthor="Hunt, Robert M." docDate="2011" docId="885487D55779AC57FC81B1413248026F" docLanguage="en" docName="BulAmeMusNatHis.2011.358.1-153.pdf" docOrigin="Bulletin of the American Museum of Natural History 2011 (358)" docSource="http://www.bioone.org/doi/abs/10.1206/358.1" docStyle="DocumentStyle:915933466F796C9C739DF4DB6B8DCFA6.9:BulAmeMusNatHis.2011-.journal_article.1cover.type1" docStyleId="915933466F796C9C739DF4DB6B8DCFA6" docStyleName="BulAmeMusNatHis.2011-.journal_article.1cover.type1" docStyleVersion="9" docTitle="Mammacyon Loomis 1936" docType="treatment" docVersion="7" lastPageNumber="57" masterDocId="746DFFAD5740AC6DFFA7B24433290312" masterDocTitle="Evolution Of Large Carnivores During The Mid-Cenozoic Of North America: The Temnocyonine Radiation (Mammalia, Amphicyonidae)" masterLastPageNumber="153" masterPageNumber="1" pageNumber="57" updateTime="1698933491662" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0">
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<mods:title id="1065F990366006894010D74240485FF7">Evolution Of Large Carnivores During The Mid-Cenozoic Of North America: The Temnocyonine Radiation (Mammalia, Amphicyonidae)</mods:title>
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<mods:namePart id="6E2323362A5E976883CFA24FAF0F1BF7">Hunt, Robert M.</mods:namePart>
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<mods:title id="97053483587FFB9F3CDC6294DBB82000">Bulletin of the American Museum of Natural History</mods:title>
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<mods:date id="B1B2394686DE344966A7215BD1FCA18A">2011</mods:date>
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<mods:number id="B85F1B81C0F262E81683E28406DD625A">2011-11-23</mods:number>
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<mods:identifier id="DB7A1ACD3ADB64F019B315442675D7E9" type="DOI">10.1206/358.1</mods:identifier>
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<treatment id="885487D55779AC57FC81B1413248026F" ID-DOI="http://doi.org/10.5281/zenodo.4618423" ID-GBIF-Taxon="180588590" ID-Zenodo-Dep="4618423" LSID="urn:lsid:plazi:treatment:885487D55779AC57FC81B1413248026F" httpUri="http://treatment.plazi.org/id/885487D55779AC57FC81B1413248026F" lastPageId="58" lastPageNumber="57" pageId="57" pageNumber="57">
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<subSubSection id="48E765485779AC54FC81B141374D0008" box="[806,1124,772,794]" pageId="57" pageNumber="57" type="nomenclature">
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<paragraph id="004236C35779AC54FC81B141374D0008" blockId="57.[806,1124,772,794]" box="[806,1124,772,794]" pageId="57" pageNumber="57">
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<heading id="5B0A81AF5779AC54FC81B141374D0008" box="[806,1124,772,794]" centered="true" fontSize="9" level="2" pageId="57" pageNumber="57" reason="2">
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<taxonomicName id="C7FD4D405779AC54FC81B141374D0008" authority="Loomis, 1936" authorityName="Loomis" authorityYear="1936" box="[806,1124,772,794]" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="genus">
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<emphasis id="3289EAD15779AC54FC81B14130920008" box="[806,955,773,794]" italics="true" pageId="57" pageNumber="57">Mammacyon</emphasis>
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<bibRefCitation id="646C4B325779AC54FC63B140374D0008" author="Loomis, F. B." box="[964,1124,772,794]" pageId="57" pageNumber="57" pagination="44 - 52" refId="ref84614" refString="Loomis, F. B. 1936. Three new Miocene dogs and their phylogeny. Journal of Paleontology 10 (1): 44 - 52." type="journal article" year="1936">Loomis, 1936</bibRefCitation>
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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 id="48E765485779AC54FD7DB17437E200B3" pageId="57" pageNumber="57" type="materials_examined">
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<paragraph id="004236C35779AC54FD7DB174304C0074" blockId="57.[701,1228,816,1759]" pageId="57" pageNumber="57">
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<typeStatus id="DF4688615779AC54FD7DB17430300054" box="[730,793,816,840]" pageId="57" pageNumber="57">TYPE</typeStatus>
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SPECIES:
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<taxonomicName id="C7FD4D405779AC54FC0DB17730490074" authority="Loomis, 1936" authorityName="Loomis" authorityYear="1936" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="species" species="obtusidens">
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<emphasis id="3289EAD15779AC54FC0DB17737E2005A" box="[938,1227,817,840]" italics="true" pageId="57" pageNumber="57">Mammacyon obtusidens</emphasis>
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<bibRefCitation id="646C4B325779AC54FD1AB11430490074" author="Loomis, F. B." box="[701,864,848,870]" pageId="57" pageNumber="57" pagination="44 - 52" refId="ref84614" refString="Loomis, F. B. 1936. Three new Miocene dogs and their phylogeny. Journal of Paleontology 10 (1): 44 - 52." type="journal article" year="1936">Loomis, 1936</bibRefCitation>
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</taxonomicName>
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.
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</paragraph>
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<paragraph id="004236C35779AC54FD7DB12837E200B3" blockId="57.[701,1228,816,1759]" pageId="57" pageNumber="57">
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INCLUDED SPECIES:
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<taxonomicName id="C7FD4D405779AC54FC7DB12B30B200B3" authority="Loomis, 1936" authorityName="Loomis" authorityYear="1936" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="species" species="obtusidens">
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<emphasis id="3289EAD15779AC54FC7DB12B31C600B0" italics="true" pageId="57" pageNumber="57">Mammacyon obtusidens</emphasis>
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<bibRefCitation id="646C4B325779AC54FD5FB1CF30B200B3" author="Loomis, F. B." box="[760,923,907,929]" pageId="57" pageNumber="57" pagination="44 - 52" refId="ref84614" refString="Loomis, F. B. 1936. Three new Miocene dogs and their phylogeny. Journal of Paleontology 10 (1): 44 - 52." type="journal article" year="1936">Loomis, 1936</bibRefCitation>
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</taxonomicName>
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;
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<taxonomicName id="C7FD4D405779AC54FC0FB1C8370500B3" authority="Hunt, 2011" authorityName="Hunt" authorityYear="2011" box="[936,1068,908,929]" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="species" species="ferocior" status="sp. nov.">
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<emphasis id="3289EAD15779AC54FC0FB1C8370500B3" box="[936,1068,908,929]" italics="true" pageId="57" pageNumber="57">M. ferocior</emphasis>
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</taxonomicName>
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,
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<taxonomicNameLabel id="29BA57AA5779AC54FB9BB1C837EE00B3" box="[1084,1223,907,929]" pageId="57" pageNumber="57" rank="species">new species</taxonomicNameLabel>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="48E765485779AC54FD7DB1EC301D070A" pageId="57" pageNumber="57" type="distribution">
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<paragraph id="004236C35779AC54FD7DB1EC301D070A" blockId="57.[701,1228,816,1759]" pageId="57" pageNumber="57">
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DISTRIBUTION: Early Arikareean of
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<collectingRegion id="C239F8215779AC54FB3EB1EE31C300CF" country="United States of America" name="Oregon" pageId="57" pageNumber="57">Oregon</collectingRegion>
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; early to mid-Arikareean of
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<collectingRegion id="C239F8215779AC54FB82B18337EE00CF" box="[1061,1223,967,989]" country="United States of America" name="South Dakota" pageId="57" pageNumber="57">South Dakota</collectingRegion>
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; mid- or early late Arikareean of southeastern
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<collectingRegion id="C239F8215779AC54FD1AB6463019070A" box="[701,816,1026,1048]" country="United States of America" name="Wyoming" pageId="57" pageNumber="57">Wyoming</collectingRegion>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="48E765485779AC54FD7DB65B301306E0" pageId="57" pageNumber="57" type="diagnosis">
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<paragraph id="004236C35779AC54FD7DB65B301306E0" blockId="57.[701,1228,816,1759]" pageId="57" pageNumber="57">
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DIAGNOSIS: Distinguished from
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<taxonomicName id="C7FD4D405779AC54FBD3B66531DB0746" authorityName="Cope" authorityYear="1878" class="Mammalia" family="Amphicyonidae" genus="Temnocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="genus">
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<emphasis id="3289EAD15779AC54FBD3B66531DB0746" italics="true" pageId="57" pageNumber="57">Temnocyon</emphasis>
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</taxonomicName>
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by absence of the m1 metaconid and different M1 and P4 proportions (table 6, ratios A/B, C/D); from
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<taxonomicName id="C7FD4D405779AC54FC40B63E3743079D" authorityName="Cope" authorityYear="1878" box="[999,1130,1146,1167]" class="Mammalia" family="Amphicyonidae" genus="Temnocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="genus">
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<emphasis id="3289EAD15779AC54FC40B63E3743079D" box="[999,1130,1146,1167]" italics="true" pageId="57" pageNumber="57">Temnocyon</emphasis>
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</taxonomicName>
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,
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<taxonomicName id="C7FD4D405779AC54FBD8B63D31DB07BE" authorityName="Hunt" authorityYear="2011" class="Mammalia" family="Amphicyonidae" genus="Rudiocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="genus">
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<emphasis id="3289EAD15779AC54FBD8B63D31DB07BE" italics="true" pageId="57" pageNumber="57">Rudiocyon</emphasis>
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</taxonomicName>
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, and
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<taxonomicName id="C7FD4D405779AC54FC91B6D230C807BF" authorityName=", CM" authorityYear="1603" box="[822,993,1174,1197]" class="Mammalia" family="Amphicyonidae" genus="Delotrochanter" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="genus">
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<emphasis id="3289EAD15779AC54FC91B6D230C807BF" box="[822,993,1174,1197]" italics="true" pageId="57" pageNumber="57">Delotrochanter</emphasis>
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</taxonomicName>
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by a more elongate m2 (ratio E/F); and from
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<taxonomicName id="C7FD4D405779AC54FC5EB6F0378D07D9" authorityName=", CM" authorityYear="1603" box="[1017,1188,1204,1227]" class="Mammalia" family="Amphicyonidae" genus="Delotrochanter" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="genus">
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<emphasis id="3289EAD15779AC54FC5EB6F0378D07D9" box="[1017,1188,1204,1227]" italics="true" pageId="57" pageNumber="57">Delotrochanter</emphasis>
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</taxonomicName>
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by M1 proportions (ratio A/B), by P3/p3 without posterior accessory cusp, by p4 with labially (not centrally) placed posterior accessory cusp, by a sinuous (not straight) labial cingulum on m1, and by proportions of p2–4 (short broad p
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<quantity id="C7059B265779AC54FC1CB7223722066E" box="[955,1035,1382,1404]" metricMagnitude="-2" metricUnit="m" metricValue="6.35" metricValueMax="7.62" metricValueMin="5.08" pageId="57" pageNumber="57" unit="in" value="2.5" valueMax="3.0" valueMin="2.0">2–3 in</quantity>
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<taxonomicName id="C7FD4D405779AC54FBBEB72137ED066E" authorityName=", CM" authorityYear="1603" box="[1049,1220,1381,1404]" class="Mammalia" family="Amphicyonidae" genus="Delotrochanter" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="genus">
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<emphasis id="3289EAD15779AC54FBBEB72137ED066E" box="[1049,1220,1381,1404]" italics="true" pageId="57" pageNumber="57">Delotrochanter</emphasis>
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</taxonomicName>
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, longer narrow p
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<quantity id="C7059B265779AC54FCD8B7C730E3068B" box="[895,970,1411,1433]" metricMagnitude="-2" metricUnit="m" metricValue="6.35" metricValueMax="7.62" metricValueMin="5.08" pageId="57" pageNumber="57" unit="in" value="2.5" valueMax="3.0" valueMin="2.0">2–3 in</quantity>
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<taxonomicName id="C7FD4D405779AC54FC73B7C03740068B" authorityName="Loomis" authorityYear="1936" box="[980,1129,1412,1433]" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="genus">
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<emphasis id="3289EAD15779AC54FC73B7C03740068B" box="[980,1129,1412,1433]" italics="true" pageId="57" pageNumber="57">Mammacyon</emphasis>
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</taxonomicName>
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).
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<taxonomicName id="C7FD4D405779AC54FB22B7C0303C06A5" authorityName="Loomis" authorityYear="1936" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="genus">
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<emphasis id="3289EAD15779AC54FB22B7C0303C06A5" italics="true" pageId="57" pageNumber="57">Mammacyon</emphasis>
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</taxonomicName>
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evolves the most extreme form of crushing P4–M1 of the subfamily. See tables 1–5.
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</paragraph>
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</subSubSection>
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<subSubSection id="48E765485779AC57FD7DB7BC3248026F" lastPageId="58" lastPageNumber="58" pageId="57" pageNumber="57" type="discussion">
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<paragraph id="004236C35779AC57FD7DB7BC3248026F" blockId="57.[701,1228,816,1759]" lastBlockId="58.[93,620,213,381]" lastPageId="58" lastPageNumber="58" pageId="57" pageNumber="57">
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DISCUSSION: The genus includes temnocyonines that abandon the plesiomorphic form of the cheek teeth and adopt a durophagous crushing dentition involving not only premolars but also the carnassialmolar battery. The large
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<taxonomicName id="C7FD4D405779AC54FC58B4CB31DF05D3" authorityName="Hunt" authorityYear="2011" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="species" species="ferocior">
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<emphasis id="3289EAD15779AC54FC58B4CB31DF05D3" italics="true" pageId="57" pageNumber="57">Mammacyon ferocior</emphasis>
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</taxonomicName>
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apparently evolved from the somewhat smaller
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<taxonomicName id="C7FD4D405779AC54FC86B48E30E005CD" authorityName="Loomis" authorityYear="1936" box="[801,969,1736,1759]" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="57" pageNumber="57" phylum="Chordata" rank="species" species="obtusidens">
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<emphasis id="3289EAD15779AC54FC86B48E30E005CD" box="[801,969,1736,1759]" italics="true" pageId="57" pageNumber="57">M. obtusidens</emphasis>
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</taxonomicName>
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, both species represented by skulls and some postcrania. The genus seems restricted to the Oligocene and ranges in time from the early to midArikareean, possibly continuing into the early late Arikareean but is not known in early Miocene faunas.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |