411 lines
50 KiB
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411 lines
50 KiB
XML
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<mods:title id="1D63B27CE6E63DDCB06C5F3010E2728A">Systematics of the genus Palaeictops Matthew, 1899 (Mammalia: Leptictidae), with the description of two new species from the Middle Eocene of Utah and Wyoming</mods:title>
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<mods:namePart id="F1B313CCB0CB69C4578A974CAD82C4BC">Novacek, Michael J.</mods:namePart>
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<mods:date id="454A8F5F391CA12DE64EA11072B304F0">2016</mods:date>
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<treatment id="0386879BFB029C71FE5236DC8C43FABE" ID-DOI="http://doi.org/10.5281/zenodo.5056583" ID-GBIF-Taxon="183232363" ID-Zenodo-Dep="5056583" LSID="urn:lsid:plazi:treatment:0386879BFB029C71FE5236DC8C43FABE" httpUri="http://treatment.plazi.org/id/0386879BFB029C71FE5236DC8C43FABE" lastPageId="9" lastPageNumber="10" pageId="6" pageNumber="7">
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<subSubSection id="C3356506FB029C7EFE5236DC8B7EFD4E" box="[478,866,695,722]" pageId="6" pageNumber="7" type="nomenclature">
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<paragraph id="8B90368DFB029C7EFE5236DC8B7EFD4E" blockId="6.[478,866,695,722]" box="[478,866,695,722]" pageId="6" pageNumber="7">
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<heading id="D0D881E1FB029C7EFE5236DC8B7EFD4E" box="[478,866,695,722]" centered="true" fontSize="11" level="2" pageId="6" pageNumber="7" reason="5">
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<taxonomicName id="4C2F4D0EFB029C7EFE5236DC8B7EFD4E" authority="(Cope, 1880)" baseAuthorityName="Cope" baseAuthorityYear="1880" box="[478,866,695,722]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="bicuspis">
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<emphasis id="B95BEA9FFB029C7EFE5236DC8ADCFD4D" box="[478,704,695,721]" italics="true" pageId="6" pageNumber="7">Palaeictops bicuspis</emphasis>
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(
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<bibRefCitation id="EFBE4B7CFB029C7EFD5D36D38B46FD4E" author="Cope, E. D." box="[721,858,696,722]" pageId="6" pageNumber="7" pagination="745 - 748" refId="ref13742" refString="Cope, E. D. 1880. Geology and palaeontology. American Naturalist 14: 745 - 748." type="journal article" year="1880">Cope, 1880</bibRefCitation>
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)
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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="C3356506FB029C7EFDAE369B8B01FC96" box="[546,797,752,779]" pageId="6" pageNumber="7" type="description">
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<paragraph id="8B90368DFB029C7EFDAE369B8B01FC96" blockId="6.[546,797,752,779]" box="[546,797,752,779]" pageId="6" pageNumber="7">
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<heading id="D0D881E1FB029C7EFDAE369B8B01FC96" box="[546,797,752,779]" centered="true" fontSize="36" level="3" pageId="6" pageNumber="7" reason="7">
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<figureCitation id="13142A08FB029C7EFDAE369B8ADEFC97" box="[546,706,752,779]" captionStart-0="FIG" captionStart-1="FIG" captionStart-2="FIG" captionStart-3="FIG" captionStartId-0="8.[120,162,1005,1026]" captionStartId-1="9.[120,162,1122,1143]" captionStartId-2="10.[121,163,885,906]" captionStartId-3="11.[120,162,997,1018]" captionTargetBox-0="[120,1224,224,979]" captionTargetBox-1="[120,1224,224,1095]" captionTargetBox-2="[291,1054,224,857]" captionTargetBox-3="[323,1022,224,969]" captionTargetId-0="figure-217@8.[120,1224,224,979]" captionTargetId-1="figure-128@9.[120,1224,224,1095]" captionTargetId-2="figure-293@10.[291,1054,224,857]" captionTargetId-3="figure-176@11.[649,1025,220,973]" captionTargetPageId-0="8" captionTargetPageId-1="9" captionTargetPageId-2="10" captionTargetPageId-3="11" captionText-0="FIG. 2. The skull of Palaeictops bicuspis AMNH 4802 (holotype), containing C, P4–P5, M1–M3 on the left side; the right side retains two incisors possibly corresponding to I2 and I3 (both are broken), as well as P2 (broken), P4–P5, M1–M2, and M3 (broken). A, (opposite page) dorsal (top) and ventral (bottom) views and B, (above) right lateral (top) and left lateral (bottom) views. Scale bar = 2 cm." captionText-1="FIG. 3. Left ramus of Palaeictops bicuspis AMNH 4802 (holotype), containing p5–m3 and roots of p1, p2, and p4, in (clockwise from upper left) medial, occlusal, and lateral views. Scale bar = 2 cm." captionText-2="FIG. 4. Right ramus of Palaeictops bicuspis AMNH 4802 (holotype), containing p4–m2 and roots of i?, c, p1, and p2, in (clockwise from upper left) lateral, occlusal, and medial views. Scale bar = 2 cm." captionText-3="FIG. 5. Right maxilla in occlusal view, scaled to approximately the same size for comparison. A, Palaeictops bicuspis AMNH 4802 (P1 [missing], P2 [broken], P4–P5, M1–M2, M3 [broken]); B, Palaeictops altimontis AMNH 96250 (P1–P2, DP4–DP5, M1–M3)." figureDoi-0="http://doi.org/10.5281/zenodo.4598390" figureDoi-1="http://doi.org/10.5281/zenodo.4598392" figureDoi-2="http://doi.org/10.5281/zenodo.4598394" figureDoi-3="http://doi.org/10.5281/zenodo.4598397" httpUri-0="https://zenodo.org/record/4598390/files/figure.png" httpUri-1="https://zenodo.org/record/4598392/files/figure.png" httpUri-2="https://zenodo.org/record/4598394/files/figure.png" httpUri-3="https://zenodo.org/record/4598397/files/figure.png" pageId="6" pageNumber="7">Figures 2–5A</figureCitation>
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, table 1
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</heading>
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</paragraph>
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||
</subSubSection>
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<subSubSection id="C3356506FB029C7EFFF437598B36FC6A" pageId="6" pageNumber="7" type="reference_group">
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<paragraph id="8B90368DFB029C7EFFF437598A16FCD6" blockId="6.[120,1004,818,1014]" box="[120,522,818,842]" pageId="6" pageNumber="7">
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<treatmentCitationGroup id="AB3F11A3FB029C7EFFF437598A16FCD6" box="[120,522,818,842]" pageId="6" pageNumber="7">
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<treatmentCitation id="0A8E109CFB029C7EFFF437598A1AFCD6" author="Cope, E. D." box="[120,518,818,842]" page="746" pageId="6" pageNumber="7" year="1880">
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<taxonomicName id="4C2F4D0EFB029C7EFFF437598A1AFCD6" authority="Cope, 1880: 746" authorityName="Cope" authorityPageNumber="746" authorityYear="1880" box="[120,518,818,842]" class="Mammalia" family="Leptictidae" genus="Stypolophus" higherTaxonomySource="GBIF" kingdom="Animalia" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="bicuspis">
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<emphasis id="B95BEA9FFB029C7EFFF437598953FCD6" box="[120,335,818,842]" italics="true" pageId="6" pageNumber="7">Stypolophus bicuspis</emphasis>
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<bibRefCitation id="EFBE4B7CFB029C7EFEDA37598A1AFCD6" author="Cope, E. D." box="[342,518,818,842]" pageId="6" pageNumber="7" pagination="745 - 748" refId="ref13742" refString="Cope, E. D. 1880. Geology and palaeontology. American Naturalist 14: 745 - 748." type="journal article" year="1880">Cope, 1880: 746</bibRefCitation>
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</taxonomicName>
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</treatmentCitation>
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.
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</treatmentCitationGroup>
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</paragraph>
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||
<paragraph id="8B90368DFB029C7EFFF4373E8BFAFCF0" blockId="6.[120,1004,818,1014]" box="[120,998,852,876]" pageId="6" pageNumber="7">
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<treatmentCitationGroup id="AB3F11A3FB029C7EFFF4373E8BFAFCF0" box="[120,998,852,876]" pageId="6" pageNumber="7">
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<treatmentCitation id="0A8E109CFB029C7EFFF4373E89D8FCF0" author="Cope, E. D." box="[120,452,852,876]" page="192" pageId="6" pageNumber="7" year="1881">
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<taxonomicName id="4C2F4D0EFB029C7EFFF4373E89D8FCF0" authority="Cope, 1881: 192" authorityName="Cope" authorityPageNumber="192" authorityYear="1881" box="[120,452,852,876]" class="Mammalia" family="Leptictidae" genus="Ictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="bicuspis">
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<emphasis id="B95BEA9FFB029C7EFFF4373E8912FCF0" box="[120,270,852,876]" italics="true" pageId="6" pageNumber="7">Ictops bicuspis</emphasis>
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<bibRefCitation id="EFBE4B7CFB029C7EFE99373F89D8FCF0" author="Cope, E. D." box="[277,452,852,876]" pageId="6" pageNumber="7" pagination="183 - 202" refId="ref13762" refString="Cope, E. D. 1881. On the Vertebrata of the Wind River Eocene beds of Wyoming. Bulletin of the United States Geological Survey of the Territories 6: 183 - 202." type="journal article" year="1881">Cope, 1881: 192</bibRefCitation>
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</taxonomicName>
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</treatmentCitation>
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;
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<bibRefCitation id="EFBE4B7CFB029C7EFE5C373F8A50FCF0" author="Cope, E. D." box="[464,588,852,876]" pageId="6" pageNumber="7" pagination="1 - 1009" refId="ref13798" refString="Cope, E. D. 1885. The Vertebrata of the Tertiary formations of the west, Book I. Report of the United States Geological Survey of the territories (F. V. Hayden) 3: 1 - 1009." type="journal article" year="1885">Cope, 1885</bibRefCitation>
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||
: pl. 29a, figs. 2, 3. Name combination.
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</treatmentCitationGroup>
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</paragraph>
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||
<paragraph id="8B90368DFB029C7EFFF4371C8BF0FC13" blockId="6.[120,1004,818,1014]" box="[120,1004,887,911]" pageId="6" pageNumber="7">
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<treatmentCitationGroup id="AB3F11A3FB029C7EFFF4371C8BF0FC13" box="[120,1004,887,911]" pageId="6" pageNumber="7">
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<treatmentCitation id="0A8E109CFB029C7EFFF4371C8A0FFC13" author="Matthew, W. D." box="[120,531,887,911]" page="31" pageId="6" pageNumber="7" year="1899">
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<taxonomicName id="4C2F4D0EFB029C7EFFF4371C8A0FFC13" authority="Matthew, 1899: 31" authorityName="Matthew" authorityPageNumber="31" authorityYear="1899" box="[120,531,887,911]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="bicuspis">
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<emphasis id="B95BEA9FFB029C7EFFF4371C895AFC13" box="[120,326,887,911]" italics="true" pageId="6" pageNumber="7">Palaeictops bicuspis</emphasis>
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<bibRefCitation id="EFBE4B7CFB029C7EFEC1371C8A0FFC13" author="Matthew, W. D." box="[333,531,887,911]" pageId="6" pageNumber="7" pagination="19 - 75" refId="ref14602" refString="Matthew, W. D. 1899. A provisional classification of the fresh-water Tertiary of the West. Bulletin of the American Museum of Natural History 12 (3): 19 - 75." type="journal article" year="1899">Matthew, 1899: 31</bibRefCitation>
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</taxonomicName>
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||
</treatmentCitation>
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, 35. First use of current name combination.
|
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</treatmentCitationGroup>
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</paragraph>
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||
<paragraph id="8B90368DFB029C7EFFF437F28B3AFC2D" blockId="6.[120,1004,818,1014]" box="[120,806,921,945]" pageId="6" pageNumber="7">
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<treatmentCitationGroup id="AB3F11A3FB029C7EFFF437F28B3AFC2D" box="[120,806,921,945]" pageId="6" pageNumber="7">
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<treatmentCitation id="0A8E109CFB029C7EFFF437F28A5AFC2D" author="Matthew, W. D." box="[120,582,921,945]" page="576" pageId="6" pageNumber="7" year="1918">
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<taxonomicName id="4C2F4D0EFB029C7EFFF437F28A5AFC2D" authority="Matthew, 1918: 574 - 576" authorityName="Matthew" authorityPageNumber="574 - 576" authorityYear="1918" box="[120,582,921,945]" class="Mammalia" family="Leptictidae" genus="Diacodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="bicuspis">
|
||
<emphasis id="B95BEA9FFB029C7EFFF437F2892BFC2D" box="[120,311,921,945]" italics="true" pageId="6" pageNumber="7">Diacodon bicuspis</emphasis>
|
||
<bibRefCitation id="EFBE4B7CFB029C7EFEB237F28A5AFC2D" author="Matthew, W. D." box="[318,582,921,945]" pageId="6" pageNumber="7" pagination="565 - 657" refId="ref14675" refString="Matthew, W. D. 1918. Part 5 - Insectivora (continued), Glires, Edentata. In W. D. Matthew and W. Granger, A revision of the Lower Eocene Wasatch and Wind River faunas. Bulletin of the American Museum of Natural History 38 (6): 565 - 657." type="journal article" year="1918">Matthew, 1918: 574–576</bibRefCitation>
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||
</taxonomicName>
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||
</treatmentCitation>
|
||
. Name combination.
|
||
</treatmentCitationGroup>
|
||
</paragraph>
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||
<paragraph id="8B90368DFB029C7EFFF437D78AFCFC48" blockId="6.[120,1004,818,1014]" box="[120,736,955,980]" pageId="6" pageNumber="7">
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<treatmentCitationGroup id="AB3F11A3FB029C7EFFF437D78AFCFC48" box="[120,736,955,980]" pageId="6" pageNumber="7">
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<treatmentCitation id="0A8E109CFB029C7EFFF437D78A1CFC48" author="Gazin, C. L." box="[120,512,955,980]" page="19" pageId="6" pageNumber="7" year="1952">
|
||
<taxonomicName id="4C2F4D0EFB029C7EFFF437D78A1CFC48" authority="Gazin, 1952: 19" authorityName="Gazin" authorityPageNumber="19" authorityYear="1952" box="[120,512,955,980]" class="Mammalia" family="Leptictidae" genus="Diacodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="pineyensis">
|
||
<emphasis id="B95BEA9FFB029C7EFFF437D78953FC4F" box="[120,335,956,980]" italics="true" pageId="6" pageNumber="7">Diacodon pineyensis</emphasis>
|
||
<bibRefCitation id="EFBE4B7CFB029C7EFEDA37D78A1CFC48" author="Gazin, C. L." box="[342,512,955,980]" pageId="6" pageNumber="7" pagination="1 - 82" refId="ref13875" refString="Gazin, C. L. 1952. The lower Eocene Knight Formation of western Wyoming and its mammalian faunas. Smithsonian Miscellaneous Collections 117: 1 - 82." type="journal article" year="1952">Gazin, 1952: 19</bibRefCitation>
|
||
</taxonomicName>
|
||
</treatmentCitation>
|
||
. Name combination.
|
||
</treatmentCitationGroup>
|
||
</paragraph>
|
||
<paragraph id="8B90368DFB029C7EFFF437B58B36FC6A" blockId="6.[120,1004,818,1014]" box="[120,810,990,1014]" pageId="6" pageNumber="7">
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<treatmentCitationGroup id="AB3F11A3FB029C7EFFF437B58B36FC6A" box="[120,810,990,1014]" pageId="6" pageNumber="7">
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<treatmentCitation id="0A8E109CFB029C7EFFF437B58A56FC6A" author="Van Valen, L. M." box="[120,586,990,1014]" page="232" pageId="6" pageNumber="7" year="1967">
|
||
<taxonomicName id="4C2F4D0EFB029C7EFFF437B58A56FC6A" authority="Van Valen, 1967: 232" authorityName="Van Valen" authorityPageNumber="232" authorityYear="1967" box="[120,586,990,1014]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="pineyensis">
|
||
<emphasis id="B95BEA9FFB029C7EFFF437B58942FC6A" box="[120,350,990,1014]" italics="true" pageId="6" pageNumber="7">Palaeictops pineyensis</emphasis>
|
||
<bibRefCitation id="EFBE4B7CFB029C7EFEE937B58A56FC6A" author="Van Valen, L. M." box="[357,586,990,1014]" pageId="6" pageNumber="7" pagination="217 - 284" refId="ref15689" refString="Van Valen, L. M. 1967. New Paleocene insectivores and insectivore classification. Bulletin of the American Museum of Natural History 135 (5): 217 - 284." type="journal article" year="1967">Van Valen, 1967: 232</bibRefCitation>
|
||
</taxonomicName>
|
||
</treatmentCitation>
|
||
. Name combination.
|
||
</treatmentCitationGroup>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3356506FB029C7EFF24307E8996FA8C" pageId="6" pageNumber="7" type="materials_examined">
|
||
<paragraph id="8B90368DFB029C7EFF24307E88EDFB59" blockId="6.[120,1226,1044,1711]" pageId="6" pageNumber="7">
|
||
<materialsCitation id="3B473CD0FB029C7EFF24307E88EDFB59" ID-GBIF-Occurrence="3312945312" collectionCode="AMNH" pageId="6" pageNumber="7" specimenCode="AMNH 4802" specimenCount="1" typeStatus="holotype">
|
||
<typeStatus id="5494882FFB029C7EFF24307E893BFBB3" box="[168,295,1045,1071]" pageId="6" pageNumber="7" type="holotype">HOLOTYPE</typeStatus>
|
||
:
|
||
<specimenCode id="DB899EF6FB029C7EFEB4307E89C8FBB3" box="[312,468,1045,1071]" collectionCode="AMNH" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34925" lsid="urn:lsid:biocol.org:col:34925" name="American Museum of Natural History" pageId="6" pageNumber="7">AMNH 4802</specimenCode>
|
||
(fig. 2A–B), consisting of a partial skull that retains C, P4–P5, M1–M3 on the left side; the right side retains two incisors possibly corresponding to I2 and I3 (both are broken), as well as P2 (broken), P4–P5, M1–M2, and M3 (broken). Left ramus with p5–m3 and roots of p1, p2, and p4 (fig. 3). Right ramus with p4–m2 and roots of i?, c, p1, and p2 (fig. 4).
|
||
</materialsCitation>
|
||
</paragraph>
|
||
<paragraph id="8B90368DFB029C7EFF2430BA8996FA8C" blockId="6.[120,1226,1044,1711]" pageId="6" pageNumber="7">
|
||
<materialsCitation id="3B473CD0FB029C7EFF2430BA899AFA8C" ID-GBIF-Occurrence="3312945302" county="Wind River" location="Wind River" municipality="River Basin" pageId="6" pageNumber="7" specimenCount="1" stateProvince="Wyoming">
|
||
TYPE LOCALITY:
|
||
<collectingCounty id="62F14E01FB029C7EFEF430BB8A1BFB76" box="[376,519,1232,1258]" pageId="6" pageNumber="7">
|
||
Wind
|
||
<collectingMunicipality id="6BF4ACF7FB029C7EFE4B30BB8A1BFB76" box="[455,519,1232,1258]" pageId="6" pageNumber="7">River</collectingMunicipality>
|
||
</collectingCounty>
|
||
Basin,
|
||
<collectingRegion id="49EBF86FFB029C7EFDE430BB8AFDFB76" box="[616,737,1232,1258]" country="United States of America" name="Wyoming" pageId="6" pageNumber="7">Wyoming</collectingRegion>
|
||
.
|
||
<location id="8EF06056FB029C7EFD6330BB8B63FB76" LSID="urn:lsid:plazi:treatment:0386879BFB029C71FE5236DC8C43FABE:8EF06056FB029C7EFD6330BB8B63FB76" box="[751,895,1232,1258]" county="Wind River" municipality="River Basin" name="Wind River" pageId="6" pageNumber="7" stateProvince="Wyoming">
|
||
Wind
|
||
<location id="8EF06056FB029C7EFCB330BB8B63FB76" LSID="urn:lsid:plazi:treatment:0386879BFB029C71FE5236DC8C43FABE:8EF06056FB029C7EFCB330BB8B63FB76" box="[831,895,1232,1258]" county="Wind River" municipality="River Basin" name="River Formation" pageId="6" pageNumber="7" stateProvince="Wyoming">River</location>
|
||
</location>
|
||
Formation,
|
||
<location id="8EF06056FB029C7EFB9730BA8CD4FB77" LSID="urn:lsid:plazi:treatment:0386879BFB029C71FE5236DC8C43FABE:8EF06056FB029C7EFB9730BA8CD4FB77" box="[1051,1224,1233,1259]" county="Wind River" municipality="River Basin" name="Lower Eocene" pageId="6" pageNumber="7" stateProvince="Wyoming">Lower Eocene</location>
|
||
(Wasatchian NALMA)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3356506FB029C7EFF24317788D1F9F8" pageId="6" pageNumber="7" type="diagnosis">
|
||
<paragraph id="8B90368DFB029C7EFF24317788D1F9F8" blockId="6.[120,1226,1044,1711]" pageId="6" pageNumber="7">
|
||
DIAGNOSIS (revised from
|
||
<bibRefCitation id="EFBE4B7CFB029C7EFE5731778AAAFAAA" author="Novacek, M. J." box="[475,694,1308,1334]" pageId="6" pageNumber="7" pagination="1 - 42" refId="ref15221" refString="Novacek, M. J. 1977. A review of Paleocene and Eocene Leptictidae (Eutheria, Mammalia) from North America. PaleoBios 24: 1 - 42." type="journal article" year="1977">Novacek, 1977: 14</bibRefCitation>
|
||
): Differs from other species of
|
||
<taxonomicName id="4C2F4D0EFB029C7EFBA531778CB5FAAA" authorityName="Matthew" authorityYear="1899" box="[1065,1193,1308,1334]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="genus">
|
||
<emphasis id="B95BEA9FFB029C7EFBA531778CB5FAAA" box="[1065,1193,1308,1334]" italics="true" pageId="6" pageNumber="7">Palaeictops</emphasis>
|
||
</taxonomicName>
|
||
in having a large, swollen and anteriorly extended paracone of P4 (paracone less anteriorly projecting in
|
||
<taxonomicName id="4C2F4D0EFB029C7EFF7C31038962FA1D" box="[240,382,1383,1409]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="altimontis">
|
||
<emphasis id="B95BEA9FFB029C7EFF7C31038962FA1D" box="[240,382,1383,1409]" italics="true" pageId="6" pageNumber="7">P. altimontis</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C2F4D0EFB029C7EFE3631038A5DFA1D" baseAuthorityName="Novacek" baseAuthorityYear="1977" box="[442,577,1383,1409]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="matthewi">
|
||
<emphasis id="B95BEA9FFB029C7EFE3631038A5DFA1D" box="[442,577,1383,1409]" italics="true" pageId="6" pageNumber="7">P. matthewi</emphasis>
|
||
</taxonomicName>
|
||
); tricuspid p4 with large anterior cusp on the heel and lack of a cusp anterior to main cusp (p
|
||
<quantity id="4CD79B68FB029C7EFDC531E68A65FA3B" box="[585,633,1421,1447]" metricMagnitude="-1" metricUnit="m" metricValue="1.016" pageId="6" pageNumber="7" unit="in" value="4.0">4 in</quantity>
|
||
<taxonomicName id="4C2F4D0EFB029C7EFD0F31E68B03FA3B" baseAuthorityName="Granger" baseAuthorityYear="1910" box="[643,799,1421,1447]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="multicuspis">
|
||
<emphasis id="B95BEA9FFB029C7EFD0F31E68B03FA3B" box="[643,799,1421,1447]" italics="true" pageId="6" pageNumber="7">P. multicuspis</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C2F4D0EFB029C7EFCA231E68BABFA3B" baseAuthorityName="Novacek" baseAuthorityYear="1977" box="[814,951,1421,1447]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="matthewi">
|
||
<emphasis id="B95BEA9FFB029C7EFCA231E68BABFA3B" box="[814,951,1421,1447]" italics="true" pageId="6" pageNumber="7">P. matthewi</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="4C2F4D0EFB029C7EFC7131E68C90FA3B" box="[1021,1164,1421,1447]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="altimontis">
|
||
<emphasis id="B95BEA9FFB029C7EFC7131E68C90FA3B" box="[1021,1164,1421,1447]" italics="true" pageId="6" pageNumber="7">P. altimontis</emphasis>
|
||
</taxonomicName>
|
||
with cusp anterior to main cusp, but lacking a large anterior cusp on the heel). Differs from
|
||
<taxonomicName id="4C2F4D0EFB029C7EFBE531D8888BFA6E" baseAuthorityName="Simpson" baseAuthorityYear="1959" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="bridgeri">
|
||
<emphasis id="B95BEA9FFB029C7EFBE531D8888BFA6E" italics="true" pageId="6" pageNumber="7">P. bridgeri</emphasis>
|
||
</taxonomicName>
|
||
in its smaller size, in lacking a broad prefossid between paraconid and metaconid on p5, and in having a more lingually positioned hypoconulid on m3. P4 and p4 less tall and trenchant than in
|
||
<taxonomicName id="4C2F4D0EFB029C7EFF55324F896BF9A1" baseAuthorityName="Granger" baseAuthorityYear="1910" box="[217,375,1571,1597]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="multicuspis">
|
||
<emphasis id="B95BEA9FFB029C7EFF55324F896BF9A1" box="[217,375,1571,1597]" italics="true" pageId="6" pageNumber="7">P. multicuspis</emphasis>
|
||
</taxonomicName>
|
||
(p4) and
|
||
<taxonomicName id="4C2F4D0EFB029C7EFE63324F8A6AF9A1" baseAuthorityName="Novacek" baseAuthorityYear="1977" box="[495,630,1571,1597]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="matthewi">
|
||
<emphasis id="B95BEA9FFB029C7EFE63324F8A6AF9A1" box="[495,630,1571,1597]" italics="true" pageId="6" pageNumber="7">P. matthewi</emphasis>
|
||
</taxonomicName>
|
||
. P4 more anteriorly extended that in
|
||
<taxonomicName id="4C2F4D0EFB029C7EFBB7324F8CD6F9A1" box="[1083,1226,1571,1597]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="6" pageNumber="7" phylum="Chordata" rank="species" species="altimontis">
|
||
<emphasis id="B95BEA9FFB029C7EFBB7324F8CD6F9A1" box="[1083,1226,1571,1597]" italics="true" pageId="6" pageNumber="7">P. altimontis</emphasis>
|
||
</taxonomicName>
|
||
(fig. 5).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3356506FB029C7FFF2432048A5FF912" lastPageId="7" lastPageNumber="8" pageId="6" pageNumber="7" type="distribution">
|
||
<paragraph id="8B90368DFB029C7FFF2432048A5FF912" blockId="6.[120,1226,1044,1711]" lastBlockId="7.[120,1226,1259,1757]" lastPageId="7" lastPageNumber="8" pageId="6" pageNumber="7">
|
||
<materialsCitation id="3B473CD0FB029C7EFF2432048CD9F932" ID-GBIF-Occurrence="3312945309" county="Wind River" location="Lower Eocene" municipality="River Formation" pageId="6" pageNumber="7" specimenCount="1" stateProvince="Wyoming">
|
||
DISTRIBUTION:
|
||
<collectingCounty id="62F14E01FB029C7EFEED320589F6F914" box="[353,490,1646,1672]" pageId="6" pageNumber="7">
|
||
Wind
|
||
<collectingMunicipality id="6BF4ACF7FB029C7EFE27320589F6F914" box="[427,490,1646,1672]" pageId="6" pageNumber="7">River</collectingMunicipality>
|
||
</collectingCounty>
|
||
Formation (Lost Cabin and Lysite members), Wasatch Formation (Knight Member), Willwood Formation,
|
||
<collectingRegion id="49EBF86FFB029C7EFD0232FF8B18F932" box="[654,772,1684,1710]" country="United States of America" name="Wyoming" pageId="6" pageNumber="7">Wyoming</collectingRegion>
|
||
,
|
||
<location id="8EF06056FB029C7EFC8232FE8BAFF933" LSID="urn:lsid:plazi:treatment:0386879BFB029C71FE5236DC8C43FABE:8EF06056FB029C7EFC8232FE8BAFF933" box="[782,947,1685,1711]" county="Wind River" municipality="River Formation" name="Lower Eocene" pageId="6" pageNumber="7" stateProvince="Wyoming">Lower Eocene</location>
|
||
(Wasatchian NALMA)
|
||
</materialsCitation>
|
||
. REFERRED MATERIAL: AMNH 4255, left ramus with broken m1, m2–m3 and, provisionally, several other specimens from the Willwood Formation, Bighorn Basin,
|
||
<collectingRegion id="49EBF86FFB039C7FFC5F31788C55FAB1" box="[979,1097,1299,1325]" country="United States of America" name="Wyoming" pageId="7" pageNumber="8">Wyoming</collectingRegion>
|
||
, described by
|
||
<bibRefCitation id="EFBE4B7CFB039C7FFF1131518A08FAC8" author="Bown, T. M. & D. Schankler" box="[157,532,1338,1364]" pageId="7" pageNumber="8" pagination="1 - 73" refId="ref13587" refString="Bown, T. M., and D. Schankler. 1982. A review of the Proteutheria and Insectivora of the Willwood Formation (Lower Eocene), Bighorn Basin, Wyoming. Geological Survey Bulletin 1523: 1 - 73." type="journal article" year="1982">Bown and Schankler (1982: 19)</bibRefCitation>
|
||
(see remarks below). YPM VPPU 13436, jaws with upper and lower cheektooth dentition and several other specimens described by
|
||
<bibRefCitation id="EFBE4B7CFB039C7FFB9B310A88D6FA3F" author="Guthrie, D. A." pageId="7" pageNumber="8" pagination="47 - 113" refId="ref14356" refString="Guthrie, D. A. 1971. The mammalian fauna of the Lost Cabin Member, Wind River Formation (Lower Eocene) of Wyoming. Annals of Carnegie Museum 43: 47 - 113." type="journal article" year="1971">Guthrie (1971: 54–55)</bibRefCitation>
|
||
from the Lost Cabin Member, Wind River Formation,
|
||
<collectingRegion id="49EBF86FFB039C7FFCC331E38BDAFA3E" box="[847,966,1416,1442]" country="United States of America" name="Wyoming" pageId="7" pageNumber="8">Wyoming</collectingRegion>
|
||
. Provisionally, USNM 19204, left ramus with damaged p5, m1–m3, from the Knight Member, Wasatch Formation, Big Piney La Barge Fauna, Sublette County,
|
||
<collectingRegion id="49EBF86FFB039C7FFD1631BC8B0EFA6D" box="[666,786,1495,1521]" country="United States of America" name="Wyoming" pageId="7" pageNumber="8">Wyoming</collectingRegion>
|
||
. Described as the
|
||
<typeStatus id="5494882FFB039C7FFC7B31BC8C36FA6D" box="[1015,1066,1495,1521]" pageId="7" pageNumber="8">type</typeStatus>
|
||
of
|
||
<taxonomicName id="4C2F4D0EFB039C7FFBDB31BC88F2F984" authorityName="Gazin" authorityYear="1952" class="Mammalia" family="Leptictidae" genus="Diacodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="pineyensis">
|
||
<emphasis id="B95BEA9FFB039C7FFBDB31BC88F2F984" italics="true" pageId="7" pageNumber="8">Diacodon pineyensis</emphasis>
|
||
</taxonomicName>
|
||
by
|
||
<bibRefCitation id="EFBE4B7CFB039C7FFE93319589ADF985" author="Gazin, C. L." box="[287,433,1534,1561]" pageId="7" pageNumber="8" pagination="1 - 82" refId="ref13875" refString="Gazin, C. L. 1952. The lower Eocene Knight Formation of western Wyoming and its mammalian faunas. Smithsonian Miscellaneous Collections 117: 1 - 82." type="journal article" year="1952">Gazin, 1952</bibRefCitation>
|
||
, and referred to
|
||
<taxonomicName id="4C2F4D0EFB039C7FFD0E31958BB9F984" baseAuthorityName="Jepsen" baseAuthorityYear="1930" box="[642,933,1534,1560]" class="Mammalia" family="Leptictidae" genus="Prodiacodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="tauricinerei">
|
||
<emphasis id="B95BEA9FFB039C7FFD0E31958BB9F984" box="[642,933,1534,1560]" italics="true" pageId="7" pageNumber="8">Prodiacodon tauricinerei</emphasis>
|
||
</taxonomicName>
|
||
by
|
||
<bibRefCitation id="EFBE4B7CFB039C7FFC5A31958CD8F985" author="Novacek, M. J." box="[982,1220,1534,1561]" pageId="7" pageNumber="8" pagination="1 - 42" refId="ref15221" refString="Novacek, M. J. 1977. A review of Paleocene and Eocene Leptictidae (Eutheria, Mammalia) from North America. PaleoBios 24: 1 - 42." type="journal article" year="1977">Novacek (1977: 26)</bibRefCitation>
|
||
. YPM VPPU 13419, upper and lower jaws with cheektooth dentitions and associated distal humerus fragment (described as
|
||
<taxonomicName id="4C2F4D0EFB039C7FFE7B32278AEDF9FA" authorityName="Van Valen" authorityYear="1967" box="[503,753,1612,1638]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="pineyensis">
|
||
<emphasis id="B95BEA9FFB039C7FFE7B32278AEDF9FA" box="[503,753,1612,1638]" italics="true" pageId="7" pageNumber="8">Palaeictops pineyensis</emphasis>
|
||
</taxonomicName>
|
||
by
|
||
<bibRefCitation id="EFBE4B7CFB039C7FFC9632278BA0F9FB" author="Guthrie, D. A." box="[794,956,1612,1639]" pageId="7" pageNumber="8" pagination="1 - 53" refId="ref14316" refString="Guthrie, D. A. 1967. The mammalian fauna of the Lysite Member, Wind River Formation (early Eocene) of Wyoming. Memoirs of the Southern California Academy of Sciences 5: 1 - 53." type="journal article" year="1967">Guthrie, 1967</bibRefCitation>
|
||
) from the Lysite Member, Wind River Formation,
|
||
<collectingRegion id="49EBF86FFB039C7FFE44321F8A23F912" box="[456,575,1652,1678]" country="United States of America" name="Wyoming" pageId="7" pageNumber="8">Wyoming</collectingRegion>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3356506FB039C71FF2432F08C43FABE" lastPageId="9" lastPageNumber="10" pageId="7" pageNumber="8" type="discussion">
|
||
<paragraph id="8B90368DFB039C70FF2432F08AB3FB48" blockId="7.[120,1226,1259,1757]" lastBlockId="8.[120,1225,1172,1759]" lastPageId="8" lastPageNumber="9" pageId="7" pageNumber="8">
|
||
REMARKS: The most distinctive feature of
|
||
<taxonomicName id="4C2F4D0EFB039C7FFD2932F08B96F929" authorityName="Matthew" authorityYear="1899" box="[677,906,1691,1717]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="bicuspis">
|
||
<emphasis id="B95BEA9FFB039C7FFD2932F08B96F929" box="[677,906,1691,1717]" italics="true" pageId="7" pageNumber="8">Palaeictops bicuspis</emphasis>
|
||
</taxonomicName>
|
||
is the enlarged, anteriorly positioned paracone on P4 (fig. 5). This tooth is unknown in
|
||
<taxonomicName id="4C2F4D0EFB039C7FFCD032A88BD2F940" baseAuthorityName="Russell" baseAuthorityYear="1965" box="[860,974,1730,1756]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="borealis">
|
||
<emphasis id="B95BEA9FFB039C7FFCD032A88BD2F940" box="[860,974,1730,1756]" italics="true" pageId="7" pageNumber="8">P. borealis</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C2F4D0EFB039C7FFC5232A88C49F940" baseAuthorityName="Simpson" baseAuthorityYear="1959" box="[990,1109,1730,1756]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="7" pageNumber="8" phylum="Chordata" rank="species" species="bridgeri">
|
||
<emphasis id="B95BEA9FFB039C7FFC5232A88C49F940" box="[990,1109,1730,1756]" italics="true" pageId="7" pageNumber="8">P. bridgeri</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<emphasis id="B95BEA9FFB039C70FBE832A888DFFB32" italics="true" lastPageId="8" lastPageNumber="9" pageId="7" pageNumber="8">P. multicuspis,</emphasis>
|
||
and
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FE8F30FE8962FB32" authorityName="Velazco & Novacek" authorityYear="2016" box="[259,382,1172,1198]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="species" species="robustus">
|
||
<emphasis id="B95BEA9FFB0C9C70FE8F30FE8962FB32" box="[259,382,1172,1198]" italics="true" pageId="8" pageNumber="9">P. robustus</emphasis>
|
||
</taxonomicName>
|
||
, and the combination of features cited above must be used to separate
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FFF630D188F3FB4F" authorityName="Matthew" authorityYear="1899" box="[122,239,1209,1235]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="species" species="bicuspis">
|
||
<emphasis id="B95BEA9FFB0C9C70FFF630D188F3FB4F" box="[122,239,1209,1235]" italics="true" pageId="8" pageNumber="9">P. bicuspis</emphasis>
|
||
</taxonomicName>
|
||
from all other members of the genus.
|
||
</paragraph>
|
||
<caption id="DF506605FB0C9C70FFF437868B8CFBC7" ID-DOI="http://doi.org/10.5281/zenodo.4598390" ID-Zenodo-Dep="4598390" httpUri="https://zenodo.org/record/4598390/files/figure.png" pageId="8" pageNumber="9" startId="8.[120,162,1005,1026]" targetBox="[120,1224,224,979]" targetPageId="8">
|
||
<paragraph id="8B90368DFB0C9C70FFF437868B8CFBC7" blockId="8.[120,1224,1003,1115]" pageId="8" pageNumber="9">
|
||
FIG. 2. The skull of
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FEC637808A79FB98" authority="AMNH" authorityName="AMNH" box="[330,613,1003,1028]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="species" species="bicuspis">
|
||
<emphasis id="B95BEA9FFB0C9C70FEC637808A13FB9F" box="[330,527,1003,1027]" italics="true" pageId="8" pageNumber="9">Palaeictops bicuspis</emphasis>
|
||
AMNH
|
||
</taxonomicName>
|
||
4802 (holotype), containing C, P4–P5, M1–M3 on the left side; the right side retains two incisors possibly corresponding to I2 and I3 (both are broken), as well as P2 (broken), P4–P5, M1–M2, and M3 (broken).
|
||
<emphasis id="B95BEA9FFB0C9C70FDC6304D8A7EFBA2" bold="true" box="[586,610,1062,1086]" pageId="8" pageNumber="9">A,</emphasis>
|
||
(
|
||
<emphasis id="B95BEA9FFB0C9C70FDFD304C8AEAFBA2" box="[625,758,1063,1086]" italics="true" pageId="8" pageNumber="9">opposite page</emphasis>
|
||
) dorsal (top) and ventral (bottom) views and
|
||
<emphasis id="B95BEA9FFB0C9C70FFF530288893FBC7" bold="true" box="[121,143,1091,1115]" pageId="8" pageNumber="9">B,</emphasis>
|
||
(
|
||
<emphasis id="B95BEA9FFB0C9C70FF12302888CBFBC7" box="[158,215,1091,1115]" italics="true" pageId="8" pageNumber="9">above</emphasis>
|
||
) right lateral (top) and left lateral (bottom) views. Scale bar = 2 cm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B90368DFB0C9C70FF2430B489BEFADF" blockId="8.[120,1225,1172,1759]" pageId="8" pageNumber="9">
|
||
We support
|
||
<bibRefCitation id="EFBE4B7CFB0C9C70FECD30B48A18FB65" author="Guthrie, D. A." box="[321,516,1247,1273]" pageId="8" pageNumber="9" pagination="47 - 113" refId="ref14356" refString="Guthrie, D. A. 1971. The mammalian fauna of the Lost Cabin Member, Wind River Formation (Lower Eocene) of Wyoming. Annals of Carnegie Museum 43: 47 - 113." type="journal article" year="1971">Guthrie’s (1971)</bibRefCitation>
|
||
identification of YPM VPPU 13436 from the Lost Cabin Member of the Wind River Formation as
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FDE2316F8B53FA82" box="[622,847,1284,1310]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="species" species="bicuspis">
|
||
<emphasis id="B95BEA9FFB0C9C70FDE2316F8B53FA82" box="[622,847,1284,1310]" italics="true" pageId="8" pageNumber="9">Palaeictops bicuspis</emphasis>
|
||
</taxonomicName>
|
||
. The characteristic P4 is clearly present in this specimen.
|
||
</paragraph>
|
||
<paragraph id="8B90368DFB0C9C70FF243124895EF9D5" blockId="8.[120,1225,1172,1759]" pageId="8" pageNumber="9">
|
||
<bibRefCitation id="EFBE4B7CFB0C9C70FF2431248A3AFAF6" author="Bown, T. M. & D. Schankler" box="[168,550,1359,1386]" pageId="8" pageNumber="9" pagination="1 - 73" refId="ref13587" refString="Bown, T. M., and D. Schankler. 1982. A review of the Proteutheria and Insectivora of the Willwood Formation (Lower Eocene), Bighorn Basin, Wyoming. Geological Survey Bulletin 1523: 1 - 73." type="journal article" year="1982">Bown and Schankler (1982: 16)</bibRefCitation>
|
||
gave statistical comparisons of tooth measurements for several species of
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FEC4311F89C5FA12" authorityName="Matthew" authorityYear="1929" box="[328,473,1396,1422]" class="Mammalia" family="Leptictidae" genus="Prodiacodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="genus">
|
||
<emphasis id="B95BEA9FFB0C9C70FEC4311F89C5FA12" box="[328,473,1396,1422]" italics="true" pageId="8" pageNumber="9">Prodiacodon</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FD98311F8A88FA12" authorityName="Matthew" authorityYear="1899" box="[532,660,1396,1422]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="genus">
|
||
<emphasis id="B95BEA9FFB0C9C70FD98311F8A88FA12" box="[532,660,1396,1422]" italics="true" pageId="8" pageNumber="9">Palaeictops</emphasis>
|
||
</taxonomicName>
|
||
. These suggest that the
|
||
<typeStatus id="5494882FFB0C9C70FC26311E8BC1FA13" box="[938,989,1397,1423]" pageId="8" pageNumber="9">type</typeStatus>
|
||
of
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FB8E311F89E4FA28" authority="(Gazin, 1952)" baseAuthorityName="Gazin" baseAuthorityYear="1952" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="species" species="pineyensis" subGenus="Diacodon">
|
||
<emphasis id="B95BEA9FFB0C9C70FB8E311F8C9EFA12" box="[1026,1154,1396,1422]" italics="true" pageId="8" pageNumber="9">Palaeictops</emphasis>
|
||
(
|
||
<emphasis id="B95BEA9FFB0C9C70FB1F311E88A1FA2F" italics="true" pageId="8" pageNumber="9">Diacodon</emphasis>
|
||
)
|
||
<emphasis id="B95BEA9FFB0C9C70FF5E31F18954FA2F" box="[210,328,1434,1459]" italics="true" pageId="8" pageNumber="9">pineyensis</emphasis>
|
||
(
|
||
<bibRefCitation id="EFBE4B7CFB0C9C70FED731F289ECFA28" author="Gazin, C. L." box="[347,496,1433,1460]" pageId="8" pageNumber="9" pagination="1 - 82" refId="ref13875" refString="Gazin, C. L. 1952. The lower Eocene Knight Formation of western Wyoming and its mammalian faunas. Smithsonian Miscellaneous Collections 117: 1 - 82." type="journal article" year="1952">Gazin, 1952</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
is closer to
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FD1831F18B11FA2F" box="[660,781,1433,1459]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="species" species="bicuspis">
|
||
<emphasis id="B95BEA9FFB0C9C70FD1831F18B11FA2F" box="[660,781,1433,1459]" italics="true" pageId="8" pageNumber="9">P. bicuspis</emphasis>
|
||
</taxonomicName>
|
||
than to
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FCF731F28C82FA2F" baseAuthorityName="Jepsen" baseAuthorityYear="1930" box="[891,1182,1433,1459]" class="Mammalia" family="Leptictidae" genus="Prodiacodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="species" species="tauricinerei">
|
||
<emphasis id="B95BEA9FFB0C9C70FCF731F28C82FA2F" box="[891,1182,1433,1459]" italics="true" pageId="8" pageNumber="9">Prodiacodon tauricinerei</emphasis>
|
||
</taxonomicName>
|
||
, as suggested by
|
||
<bibRefCitation id="EFBE4B7CFB0C9C70FE9631D489C7FA45" author="Novacek, M. J." box="[282,475,1471,1497]" pageId="8" pageNumber="9" pagination="1 - 42" refId="ref15221" refString="Novacek, M. J. 1977. A review of Paleocene and Eocene Leptictidae (Eutheria, Mammalia) from North America. PaleoBios 24: 1 - 42." type="journal article" year="1977">Novacek (1977)</bibRefCitation>
|
||
. The
|
||
<typeStatus id="5494882FFB0C9C70FD9231D48A4DFA45" box="[542,593,1471,1497]" pageId="8" pageNumber="9">type</typeStatus>
|
||
is badly preserved, and assignment is uncertain. At present, we provisionally accept its transfer to
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FD11318E8B0DFA62" box="[669,785,1508,1534]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="species" species="bicuspis">
|
||
<emphasis id="B95BEA9FFB0C9C70FD11318E8B0DFA62" box="[669,785,1508,1534]" italics="true" pageId="8" pageNumber="9">P. bicuspis</emphasis>
|
||
</taxonomicName>
|
||
. Also referable to this species are the
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FFF53262896EF9BF" baseAuthorityName="Gazin" baseAuthorityYear="1952" box="[121,370,1545,1571]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="species" species="pineyensis">
|
||
<emphasis id="B95BEA9FFB0C9C70FFF53262896EF9BF" box="[121,370,1545,1571]" italics="true" pageId="8" pageNumber="9">Palaeictops pineyensis</emphasis>
|
||
</taxonomicName>
|
||
specimens described by
|
||
<bibRefCitation id="EFBE4B7CFB0C9C70FD1F32628B5DF9B8" author="Guthrie, D. A." box="[659,833,1545,1572]" pageId="8" pageNumber="9" pagination="1 - 53" refId="ref14316" refString="Guthrie, D. A. 1967. The mammalian fauna of the Lysite Member, Wind River Formation (early Eocene) of Wyoming. Memoirs of the Southern California Academy of Sciences 5: 1 - 53." type="journal article" year="1967">Guthrie (1967)</bibRefCitation>
|
||
from Lysite Member of the Wind River Formation.
|
||
</paragraph>
|
||
<paragraph id="8B90368DFB0C9C71FF24323E8A96FB62" blockId="8.[120,1225,1172,1759]" lastBlockId="9.[120,1224,1213,1314]" lastPageId="9" lastPageNumber="10" pageId="8" pageNumber="9">
|
||
<bibRefCitation id="EFBE4B7CFB0C9C70FF24323E8A05F9F2" author="Bown, T. M. & D. Schankler" box="[168,537,1620,1647]" pageId="8" pageNumber="9" pagination="1 - 73" refId="ref13587" refString="Bown, T. M., and D. Schankler. 1982. A review of the Proteutheria and Insectivora of the Willwood Formation (Lower Eocene), Bighorn Basin, Wyoming. Geological Survey Bulletin 1523: 1 - 73." type="journal article" year="1982">Bown and Schankler (1982: 18)</bibRefCitation>
|
||
identified AMNH 48763, a ramus with p5–m1, as
|
||
<taxonomicName id="4C2F4D0EFB0C9C70FBE1323F8911F90F" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="8" pageNumber="9" phylum="Chordata" rank="species" species="bicuspis">
|
||
<emphasis id="B95BEA9FFB0C9C70FBE1323F8911F90F" italics="true" pageId="8" pageNumber="9">Palaeictops bicuspis</emphasis>
|
||
</taxonomicName>
|
||
. This assignment is contradicted by the morphology of the specimen. The p5 paraconid is lower, less anteriorly positioned, and has a slightly concave posterior face continuous with the lingually opened prefossid. The m1 has a very distinct entoconulid, a feature shared by
|
||
<taxonomicName id="4C2F4D0EFB0D9C71FF7C30D6899DFB4B" authorityName="Matthew" authorityYear="1929" box="[240,385,1213,1239]" class="Mammalia" family="Leptictidae" genus="Prodiacodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="9" pageNumber="10" phylum="Chordata" rank="genus">
|
||
<emphasis id="B95BEA9FFB0D9C71FF7C30D6899DFB4B" box="[240,385,1213,1239]" italics="true" pageId="9" pageNumber="10">Prodiacodon</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C2F4D0EFB0D9C71FE3730D68A72FB4B" authorityName="Gidley" authorityYear="1915" box="[443,622,1213,1239]" class="Mammalia" family="Leptictidae" genus="Myrmecoboides" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="9" pageNumber="10" phylum="Chordata" rank="genus">
|
||
<emphasis id="B95BEA9FFB0D9C71FE3730D68A72FB4B" box="[443,622,1213,1239]" italics="true" pageId="9" pageNumber="10">Myrmecoboides</emphasis>
|
||
</taxonomicName>
|
||
. AMNH 48763 is retained within
|
||
<taxonomicName id="4C2F4D0EFB0D9C71FB8C30D688CBFB60" baseAuthorityName="Jepsen" baseAuthorityYear="1930" class="Mammalia" family="Leptictidae" genus="Prodiacodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="9" pageNumber="10" phylum="Chordata" rank="species" species="tauricinerei">
|
||
<emphasis id="B95BEA9FFB0D9C71FB8C30D688CBFB60" italics="true" pageId="9" pageNumber="10">Prodiacodon tauricinerei</emphasis>
|
||
</taxonomicName>
|
||
, as proposed by
|
||
<bibRefCitation id="EFBE4B7CFB0D9C71FE1330888A9AFB62" author="Novacek, M. J." box="[415,646,1251,1278]" pageId="9" pageNumber="10" pagination="1 - 42" refId="ref15221" refString="Novacek, M. J. 1977. A review of Paleocene and Eocene Leptictidae (Eutheria, Mammalia) from North America. PaleoBios 24: 1 - 42." type="journal article" year="1977">Novacek (1977: 26)</bibRefCitation>
|
||
.
|
||
</paragraph>
|
||
<caption id="DF506605FB0D9C71FFF430098BF2FB09" ID-DOI="http://doi.org/10.5281/zenodo.4598392" ID-Zenodo-Dep="4598392" httpUri="https://zenodo.org/record/4598392/files/figure.png" pageId="9" pageNumber="10" startId="9.[120,162,1122,1143]" targetBox="[120,1224,224,1095]" targetPageId="9">
|
||
<paragraph id="8B90368DFB0D9C71FFF430098BF2FB09" blockId="9.[120,1224,1120,1173]" pageId="9" pageNumber="10">
|
||
FIG. 3. Left ramus of
|
||
<taxonomicName id="4C2F4D0EFB0D9C71FEC3300B8A7AFBE4" authority="AMNH" authorityName="AMNH" box="[335,614,1120,1144]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="9" pageNumber="10" phylum="Chordata" rank="species" species="bicuspis">
|
||
<emphasis id="B95BEA9FFB0D9C71FEC3300B8A0EFBE4" box="[335,530,1120,1144]" italics="true" pageId="9" pageNumber="10">Palaeictops bicuspis</emphasis>
|
||
AMNH
|
||
</taxonomicName>
|
||
4802 (holotype), containing p5–m3 and roots of p1, p2, and p4, in (clockwise from upper left) medial, occlusal, and lateral views. Scale bar = 2 cm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B90368DFB0D9C71FF2431638C43FABE" blockId="9.[120,1224,1213,1314]" box="[168,1119,1288,1314]" pageId="9" pageNumber="10">
|
||
The nomenclatural history of
|
||
<taxonomicName id="4C2F4D0EFB0D9C71FD8531638AF0FABE" box="[521,748,1288,1314]" class="Mammalia" family="Leptictidae" genus="Palaeictops" higherTaxonomySource="GBIF" kingdom="Animalia" order="Pilosa" pageId="9" pageNumber="10" phylum="Chordata" rank="species" species="bicuspis">
|
||
<emphasis id="B95BEA9FFB0D9C71FD8531638AF0FABE" box="[521,748,1288,1314]" italics="true" pageId="9" pageNumber="10">Palaeictops bicuspis</emphasis>
|
||
</taxonomicName>
|
||
is reviewed in
|
||
<bibRefCitation id="EFBE4B7CFB0D9C71FC1231638C40FABE" author="Novacek, M. J." box="[926,1116,1288,1314]" pageId="9" pageNumber="10" pagination="1 - 42" refId="ref15221" refString="Novacek, M. J. 1977. A review of Paleocene and Eocene Leptictidae (Eutheria, Mammalia) from North America. PaleoBios 24: 1 - 42." type="journal article" year="1977">Novacek (1977)</bibRefCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |