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<document id="A2ABF3E585C1CD5F617DADF0DD6FC743" 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="885487D55776AC5BFC87B290309907FB" 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="Rudiocyon Hunt 2011, new genus" docType="treatment" docVersion="6" lastPageNumber="54" masterDocId="746DFFAD5740AC6DFFA7B24433290312" masterDocTitle="Evolution Of Large Carnivores During The Mid-Cenozoic Of North America: The Temnocyonine Radiation (Mammalia, Amphicyonidae)" masterLastPageNumber="153" masterPageNumber="1" pageNumber="54" updateTime="1698933491662" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0">
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<mods:title id="BCAA6E93D79F805EF41B7F5DEAC97ECE">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="8D1DE943DE59A3E837CC4A43CF2356F1">Hunt, Robert M.</mods:namePart>
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<treatment id="885487D55776AC5BFC87B290309907FB" ID-DOI="http://doi.org/10.5281/zenodo.4610772" ID-GBIF-Taxon="180588589" ID-Zenodo-Dep="4610772" LSID="urn:lsid:plazi:treatment:885487D55776AC5BFC87B290309907FB" httpUri="http://treatment.plazi.org/id/885487D55776AC5BFC87B290309907FB" lastPageNumber="54" pageId="54" pageNumber="54">
<subSubSection id="48E765485776AC5BFC87B290370A03F8" box="[800,1059,212,235]" pageId="54" pageNumber="54" type="nomenclature">
<paragraph id="004236C35776AC5BFC87B290370A03F8" blockId="54.[800,1059,212,235]" box="[800,1059,212,235]" pageId="54" pageNumber="54">
<heading id="5B0A81AF5776AC5BFC87B290370A03F8" box="[800,1059,212,235]" centered="true" fontSize="9" level="2" pageId="54" pageNumber="54" reason="2">
<taxonomicName id="C7FD4D405776AC5BFC87B29030B103F9" authority="Hunt, 2011" authorityName="Hunt" authorityYear="2011" box="[800,920,212,235]" class="Mammalia" family="Amphicyonidae" genus="Rudiocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="genus" status="gen. nov.">
<emphasis id="3289EAD15776AC5BFC87B29030B103F9" bold="true" box="[800,920,212,235]" italics="true" pageId="54" pageNumber="54">Rudiocyon</emphasis>
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,
<taxonomicNameLabel id="29BA57AA5776AC5BFC0EB291370A03F8" box="[937,1059,213,234]" pageId="54" pageNumber="54" rank="genus">new genus</taxonomicNameLabel>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="48E765485776AC5BFD1FB34537830247" pageId="54" pageNumber="54" type="materials_examined">
<paragraph id="004236C35776AC5BFD1FB34531DB0224" blockId="54.[667,1194,257,1257]" pageId="54" pageNumber="54">
<typeStatus id="DF4688615776AC5BFD1FB34531DE0205" box="[696,759,257,281]" pageId="54" pageNumber="54">TYPE</typeStatus>
SPECIES:
<taxonomicName id="C7FD4D405776AC5BFCD5B346374E020B" authority="Hunt, 2011" authorityName="Hunt" authorityYear="2011" box="[882,1127,258,281]" class="Mammalia" family="Amphicyonidae" genus="Rudiocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="species" species="amplidens" status="sp. nov.">
<emphasis id="3289EAD15776AC5BFCD5B346374E020B" box="[882,1127,258,281]" italics="true" pageId="54" pageNumber="54">Rudiocyon amplidens</emphasis>
</taxonomicName>
,
<taxonomicNameLabel id="29BA57AA5776AC5BFBDDB34731C70224" pageId="54" pageNumber="54" rank="species">new species</taxonomicNameLabel>
.
</paragraph>
<paragraph id="004236C35776AC5BFD1FB37937830247" blockId="54.[667,1194,257,1257]" box="[696,1194,317,341]" pageId="54" pageNumber="54">
INCLUDED SPECIES: Only the
<typeStatus id="DF4688615776AC5BFBBFB37B37630246" box="[1048,1098,319,340]" pageId="54" pageNumber="54">type</typeStatus>
species.
</paragraph>
</subSubSection>
<subSubSection id="48E765485776AC5BFD1FB31F30320282" pageId="54" pageNumber="54" type="distribution">
<paragraph id="004236C35776AC5BFD1FB31F30320282" blockId="54.[667,1194,257,1257]" pageId="54" pageNumber="54">
DISTRIBUTION: Early or mid-Arikareean of
<collectingRegion id="C239F8215776AC5BFD1BB33F303E0282" box="[700,791,379,400]" country="United States of America" name="Oregon" pageId="54" pageNumber="54">Oregon</collectingRegion>
.
</paragraph>
</subSubSection>
<subSubSection id="48E765485776AC5BFD1FB3D330EB0115" pageId="54" pageNumber="54" type="etymology">
<paragraph id="004236C35776AC5BFD1FB3D330EB0115" blockId="54.[667,1194,257,1257]" pageId="54" pageNumber="54">
ETYMOLOGY: From the latinized Greek,
<emphasis id="3289EAD15776AC5BFD3CB3F131FB02DE" box="[667,722,437,460]" italics="true" pageId="54" pageNumber="54">kyon</emphasis>
, for dog, and for Rudio Creek, the locality in north-central
<collectingRegion id="C239F8215776AC5BFC6CB390370A02FB" box="[971,1059,468,489]" country="United States of America" name="Oregon" pageId="54" pageNumber="54">Oregon</collectingRegion>
where the
<typeStatus id="DF4688615776AC5BFD3CB3B530280115" box="[667,769,497,519]" pageId="54" pageNumber="54" type="holotype">holotype</typeStatus>
was discovered.
</paragraph>
</subSubSection>
<subSubSection id="48E765485776AC5BFD1FB049303101C7" pageId="54" pageNumber="54" type="diagnosis">
<paragraph id="004236C35776AC5BFD1FB049303101C7" blockId="54.[667,1194,257,1257]" pageId="54" pageNumber="54">
DIAGNOSIS: Differs from
<taxonomicName id="C7FD4D405776AC5BFC5DB05437540137" authorityName="Cope" authorityYear="1878" box="[1018,1149,528,549]" class="Mammalia" family="Amphicyonidae" genus="Temnocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="genus">
<emphasis id="3289EAD15776AC5BFC5DB05437540137" box="[1018,1149,528,549]" italics="true" pageId="54" pageNumber="54">Temnocyon</emphasis>
</taxonomicName>
by absence of the m1 metaconid; from
<taxonomicName id="C7FD4D405776AC5BFB98B06931F90172" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="genus">
<emphasis id="3289EAD15776AC5BFB98B06931F90172" italics="true" pageId="54" pageNumber="54">Mammacyon</emphasis>
</taxonomicName>
and
<taxonomicName id="C7FD4D405776AC5BFCADB00E309C0173" authorityName=", CM" authorityYear="1603" box="[778,949,586,609]" class="Mammalia" family="Amphicyonidae" genus="Delotrochanter" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="genus">
<emphasis id="3289EAD15776AC5BFCADB00E309C0173" box="[778,949,586,609]" italics="true" pageId="54" pageNumber="54">Delotrochanter</emphasis>
</taxonomicName>
by a small, short m2 relative to m1 (table 6, ratio E/F,1.9); and from
<taxonomicName id="C7FD4D405776AC5BFD4EB0C130BD018E" authorityName=", CM" authorityYear="1603" box="[745,916,645,668]" class="Mammalia" family="Amphicyonidae" genus="Delotrochanter" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="genus">
<emphasis id="3289EAD15776AC5BFD4EB0C130BD018E" box="[745,916,645,668]" italics="true" pageId="54" pageNumber="54">Delotrochanter</emphasis>
</taxonomicName>
by a narrow, compressed p4 (not posteriorly broad). See tables 12.
</paragraph>
</subSubSection>
<subSubSection id="48E765485776AC5BFD1FB099309907FB" pageId="54" pageNumber="54" type="discussion">
<paragraph id="004236C35776AC5BFD1FB099309907FB" blockId="54.[667,1194,257,1257]" pageId="54" pageNumber="54">
DISCUSSION: The genus includes a single species represented by a partial mandible with massive teeth (p4m2) that define the taxon. A small m
<quantity id="C7059B265776AC5BFCDAB1733098005F" box="[893,945,823,845]" metricMagnitude="-2" metricUnit="m" metricValue="5.08" pageId="54" pageNumber="54" unit="in" value="2.0">2 in</quantity>
<taxonomicName id="C7FD4D405776AC5BFC67B1723710005F" authorityName="Hunt" authorityYear="2011" box="[960,1081,822,845]" class="Mammalia" family="Amphicyonidae" genus="Rudiocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="genus">
<emphasis id="3289EAD15776AC5BFC67B1723710005F" box="[960,1081,822,845]" italics="true" pageId="54" pageNumber="54">Rudiocyon</emphasis>
</taxonomicName>
(table 6, ratio E/F,,1.9) precludes assignment to
<taxonomicName id="C7FD4D405776AC5BFD3CB13630190095" box="[667,816,882,903]" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="genus">
<emphasis id="3289EAD15776AC5BFD3CB13630190095" box="[667,816,882,903]" italics="true" pageId="54" pageNumber="54">Mammacyon</emphasis>
</taxonomicName>
(table 6, ratio E/F, 1.571.6), a genus defined by a large, elongate m2. Nonetheless, the genus may have evolved from an earlier less derived species that gave rise to both
<taxonomicName id="C7FD4D405776AC5BFCE2B1AC30F300EF" box="[837,986,1000,1021]" class="Mammalia" family="Amphicyonidae" genus="Mammacyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="genus">
<emphasis id="3289EAD15776AC5BFCE2B1AC30F300EF" box="[837,986,1000,1021]" italics="true" pageId="54" pageNumber="54">Mammacyon</emphasis>
</taxonomicName>
and
<taxonomicName id="C7FD4D405776AC5BFB8EB1A3378800EC" authorityName="Hunt" authorityYear="2011" box="[1065,1185,999,1022]" class="Mammalia" family="Amphicyonidae" genus="Rudiocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="genus">
<emphasis id="3289EAD15776AC5BFB8EB1A3378800EC" box="[1065,1185,999,1022]" italics="true" pageId="54" pageNumber="54">Rudiocyon</emphasis>
</taxonomicName>
. Similarity to cheek teeth of
<taxonomicName id="C7FD4D405776AC5BFC44B64237680708" authorityName="Eyerman" authorityYear="1896" box="[995,1089,1029,1051]" class="Mammalia" family="Amphicyonidae" genus="Temnocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="species" species="ferox">
<emphasis id="3289EAD15776AC5BFC44B64237680708" box="[995,1089,1029,1051]" italics="true" pageId="54" pageNumber="54">T. ferox</emphasis>
</taxonomicName>
suggests a possible alternative derivation for
<taxonomicName id="C7FD4D405776AC5BFB29B66730220744" authorityName="Hunt" authorityYear="2011" class="Mammalia" family="Amphicyonidae" genus="Rudiocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="species" species="amplidens">
<emphasis id="3289EAD15776AC5BFB29B66730220744" italics="true" pageId="54" pageNumber="54">R. amplidens</emphasis>
</taxonomicName>
.
<taxonomicName id="C7FD4D405776AC5BFCBDB67B37250744" authorityName="Hunt" authorityYear="2011" box="[794,1036,1087,1110]" class="Mammalia" family="Amphicyonidae" genus="Rudiocyon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Carnivora" pageId="54" pageNumber="54" phylum="Chordata" rank="species" species="amplidens">
<emphasis id="3289EAD15776AC5BFCBDB67B37250744" box="[794,1036,1087,1110]" italics="true" pageId="54" pageNumber="54">Rudiocyon amplidens</emphasis>
</taxonomicName>
is considered somewhat younger than the age of the Deep Creek tuff (27.9 ± 0.57 Ma); the probable site of collection occurs
<quantity id="C7059B265776AC5BFC34B6DC30D307BC" box="[915,1018,1176,1198]" metricMagnitude="1" metricUnit="m" metricValue="1.25" metricValueMax="1.5" metricValueMin="1.0" pageId="54" pageNumber="54" unit="m" value="12.5" valueMax="15.0" valueMin="10.0">1015 m</quantity>
above a local ash on Rudio Creek identified as a correlative of the Deep Creek tuff.
</paragraph>
</subSubSection>
</treatment>
</document>