214 lines
25 KiB
XML
214 lines
25 KiB
XML
<document id="A767CCBA920988154EE6AB84F6877592" ID="10.11646/zootaxa.4144.4.2" ID-DOI="10.11646/zootaxa.4144.4.2" ID-GBIF-Dataset="e7e6ad24-2178-4b57-a87e-a1caacac13ab" ID-ISSN="1175-5326" ID-Zenodo-Dep="261819" ID-ZooBank="8CC5C9D3-6575-433D-B6B5-CD2B1CE6B80A" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1469772709700" checkinUser="plazi" docAuthor="Prado, Joyce Rodrigues Do & Percequillo, Alexandre Reis" docDate="2016" docId="03B487F6FF82FFC4FF56FAB5FBD9FA8F" docLanguage="en" docName="zootaxa.4144.4.2.pdf" docOrigin="Zootaxa 4144 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Oryzomys baroni Allen 1897" docType="treatment" docVersion="8" lastPageNumber="492" masterDocId="FF8DFF8EFF8FFFCBFFC1FF85FFB7FFF5" masterDocTitle="Systematic studies of the genus Aegialomys Weksler, Percequillo and Voss, 2006 (Rodentia: Cricetidae: Sigmodontinae): Annotated catalogue of the types of the species-group taxa" masterLastPageNumber="498" masterPageNumber="477" pageNumber="490" updateTime="1698366476482" updateUser="plazi">
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<mods:title id="5B37042C4C2E854D41C227B7F9D33EC0">Systematic studies of the genus Aegialomys Weksler, Percequillo and Voss, 2006 (Rodentia: Cricetidae: Sigmodontinae): Annotated catalogue of the types of the species-group taxa</mods:title>
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<mods:name id="B98FFF46C535305EF354504E6003E0D4" type="personal">
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<mods:namePart id="E913FF9760342F50A4760EC1E01C77AF">Prado, Joyce Rodrigues Do</mods:namePart>
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<mods:name id="A2E7D312C5AA64DF291374D03D4710E5" type="personal">
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<mods:namePart id="2E1B1C6ABB50A6C59D14C70D44B24428">Percequillo, Alexandre Reis</mods:namePart>
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<mods:typeOfResource id="009FEC4588BF1AF967A78C74D9A04454">text</mods:typeOfResource>
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<mods:title id="7DA42F462657BC08FB1D855DEDAECC4D">Zootaxa</mods:title>
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<mods:date id="4EC8767CCE63E59D83ECD3F734DA8176">2016</mods:date>
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<mods:number id="5DAC49F3447138C7D2698391A9ACE8E6">4144</mods:number>
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<mods:identifier id="B1A1066CBA678238B8B47D6697013784" type="DOI">10.11646/zootaxa.4144.4.2</mods:identifier>
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<treatment id="03B487F6FF82FFC4FF56FAB5FBD9FA8F" ID-DOI="http://doi.org/10.5281/zenodo.5624971" ID-GBIF-Taxon="123514543" ID-Zenodo-Dep="5624971" LSID="urn:lsid:plazi:treatment:03B487F6FF82FFC4FF56FAB5FBD9FA8F" httpUri="http://treatment.plazi.org/id/03B487F6FF82FFC4FF56FAB5FBD9FA8F" lastPageId="15" lastPageNumber="492" pageId="13" pageNumber="490">
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<subSubSection id="C307656BFF82FFC6FF56FAB5FE4FFABE" box="[151,504,1328,1355]" pageId="13" pageNumber="490" type="nomenclature">
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<paragraph id="8BA236E0FF82FFC6FF56FAB5FE4FFABE" blockId="13.[151,504,1328,1355]" box="[151,504,1328,1355]" pageId="13" pageNumber="490">
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<heading id="D0EA818CFF82FFC6FF56FAB5FE4FFABE" bold="true" box="[151,504,1328,1355]" fontSize="11" level="1" pageId="13" pageNumber="490" reason="1">
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<taxonomicName id="4C1D4D63FF82FFC6FF56FAB5FE4FFABE" authority="Allen, 1897" authorityName="Allen" authorityYear="1897" box="[151,504,1328,1355]" class="Mammalia" family="Muridae" genus="Oryzomys" kingdom="Animalia" order="Rodentia" pageId="13" pageNumber="490" phylum="Chordata" rank="species" species="baroni">
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<emphasis id="B969EAF2FF82FFC6FF56FAB5FE4FFABE" bold="true" box="[151,504,1328,1355]" pageId="13" pageNumber="490">
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<emphasis id="B969EAF2FF82FFC6FF56FAB5FED2FABF" bold="true" box="[151,357,1328,1354]" italics="true" pageId="13" pageNumber="490">Oryzomys baroni</emphasis>
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<bibRefCitation id="EF8C4B11FF82FFC6FEADFAB4FE4FFABE" author="Allen" box="[364,504,1329,1355]" pageId="13" pageNumber="490" refString="Allen, J. A. (1897) On a small collection of mammals from Peru, with descriptions of new species. Bulletin of the American Museum of Natural History, 9, 115 - 119." type="journal article" year="1897">Allen, 1897</bibRefCitation>
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</emphasis>
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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="C307656BFF82FFC4FF56FAF2FD5FFE02" lastPageId="15" lastPageNumber="492" pageId="13" pageNumber="490" type="materials_examined">
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<paragraph id="8BA236E0FF82FFC6FF56FAF2FABFFA65" blockId="13.[151,1437,1399,2037]" box="[151,1288,1399,1424]" pageId="13" pageNumber="490">
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<emphasis id="B969EAF2FF82FFC6FF56FAF2FEB3FA65" bold="true" box="[151,260,1399,1424]" pageId="13" pageNumber="490">Holotype</emphasis>
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. AMNH 11820/10112, a female specimen, collected by O. T. Baron, in
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<date id="FFA31020FF82FFC6FBEBFAFDFB11FA65" box="[1066,1190,1400,1424]" pageId="13" pageNumber="490" value="1894-04-27">27.IV.1894</date>
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(
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<figureCitation id="13262A65FF82FFC6FB74FAF2FB4DFA65" box="[1205,1274,1399,1424]" captionStart="FIGURE 6" captionStartId="14.[151,250,1948,1970]" captionTargetBox="[261,1325,193,1926]" captionTargetId="figure@14.[261,1325,193,1927]" captionTargetPageId="14" captionText="FIGURE 6. Dorsal, ventral and lateral views of the skull, and lateral view of the mandible of the specimen AMNH 11820 / 10112, holotype of Oryzomys baroni Allen, 1897 (ONL: 35.81 mm)." httpUri="https://zenodo.org/record/261825/files/figure.png" pageId="13" pageNumber="490">Fig. 6</figureCitation>
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).
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</paragraph>
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<paragraph id="8BA236E0FF82FFC6FF06FA19FF4BF9D5" blockId="13.[151,1437,1399,2037]" pageId="13" pageNumber="490">
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<emphasis id="B969EAF2FF82FFC6FF06FA19FECFFA40" bold="true" box="[199,376,1436,1461]" pageId="13" pageNumber="490">
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<typeStatus id="54A68842FF82FFC6FF06FA19FEB5FA40" box="[199,258,1436,1461]" pageId="13" pageNumber="490">Type</typeStatus>
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condition
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</emphasis>
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. This specimen is preserved as skin and skull, both in good condition; the skin has a small area on the tail that has been torn and sown, and the pes are tied to each other and to the tail; the skull exhibit damaged nasolacrimal capsular projections as well as the proximal portion (maxillary and frontal) of the infra-orbital foramen.
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</paragraph>
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<paragraph id="8BA236E0FF82FFC6FF06F9A9FACCF99D" blockId="13.[151,1437,1399,2037]" pageId="13" pageNumber="490">
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<emphasis id="B969EAF2FF82FFC6FF06F9A9FEDAF9B0" bold="true" box="[199,365,1580,1605]" pageId="13" pageNumber="490">Type material</emphasis>
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. The description of this species was based also on two additional specimens, AMNH 10111 and AMNH 11819: an old female, with molars and a sub-adult female, with molars only slightly worn, respectively.
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</paragraph>
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<paragraph id="8BA236E0FF82FFC6FF06F9F1FCE1F921" blockId="13.[151,1437,1399,2037]" pageId="13" pageNumber="490">
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<emphasis id="B969EAF2FF82FFC6FF06F9F1FEE9F978" bold="true" box="[199,350,1652,1677]" pageId="13" pageNumber="490">Type locality</emphasis>
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. Malca, Cajabamba, alt.
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<quantity id="4CE59B05FF82FFC6FDB9F9F1FD51F978" box="[632,742,1652,1677]" metricMagnitude="3" metricUnit="m" metricValue="2.4384" pageId="13" pageNumber="490" unit="ft" value="8000.0">8000 feet</quantity>
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.
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<materialsCitation id="3B753CBDFF82FFC6FD31F9F1FCE1F921" ID-GBIF-Occurrence="1291011493" country="Peru" county="Province Cajabamba" elevation="2438" latitude="-7.616667" location="The" longLatPrecision="1303" longitude="-78.05" municipality="Malca" pageId="13" pageNumber="490" specimenCount="1" stateProvince="Region Cajamarca" typeStatus="holotype">
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<location id="8EC2603BFF82FFC6FD31F9F1FCABF978" LSID="urn:lsid:plazi:treatment:03B487F6FF82FFC4FF56FAB5FBD9FA8F:8EC2603BFF82FFC6FD31F9F1FCABF978" box="[752,796,1652,1677]" country="Peru" county="Province Cajabamba" latitude="-7.616667" longLatPrecision="1303" longitude="-78.05" municipality="Malca" name="The" pageId="13" pageNumber="490" stateProvince="Region Cajamarca">The</location>
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more appropriate designation would be
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<collectingMunicipality id="6BC6AC9AFF82FFC6FB25F9F1FA9AF978" box="[1252,1325,1652,1677]" pageId="13" pageNumber="490">Malca</collectingMunicipality>
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,
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<collectingCounty id="62C34E6CFF82FFC6FAF8F9F1FEAFF945" pageId="13" pageNumber="490">Province Cajabamba</collectingCounty>
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,
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<collectingRegion id="49D9F802FF82FFC6FEE6F912FE49F945" box="[295,510,1687,1712]" country="Peru" name="Cajamarca" pageId="13" pageNumber="490">Region Cajamarca</collectingRegion>
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,
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<collectingCountry id="F30A7670FF82FFC6FDCDF91DFDF4F95A" box="[524,579,1688,1711]" name="Peru" pageId="13" pageNumber="490">Peru</collectingCountry>
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; alt
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<elevation id="0030D1D3FF82FFC6FDB8F91DFD63F945" box="[633,724,1687,1712]" metricMagnitude="3" metricUnit="m" metricValue="2.4384" pageId="13" pageNumber="490" unit="ft" value="8000.0">
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||
<quantity id="4CE59B05FF82FFC6FDB8F91DFD63F945" box="[633,724,1687,1712]" metricMagnitude="3" metricUnit="m" metricValue="2.4384" pageId="13" pageNumber="490" unit="ft" value="8000.0">8,000 ft</quantity>
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</elevation>
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(
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<emphasis id="B969EAF2FF82FFC6FD28F91DFC95F95A" box="[745,802,1688,1711]" italics="true" pageId="13" pageNumber="490">circa</emphasis>
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||
<elevation id="0030D1D3FF82FFC6FCEDF91DFC31F945" box="[812,902,1688,1712]" metricMagnitude="3" metricUnit="m" metricValue="2.4" pageId="13" pageNumber="490" unit="m" value="2400.0">
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||
<quantity id="4CE59B05FF82FFC6FCEDF91DFC31F945" box="[812,902,1688,1712]" metricMagnitude="3" metricUnit="m" metricValue="2.4" pageId="13" pageNumber="490" unit="m" value="2400.0">2,400m</quantity>
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</elevation>
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); geographical coordinates of this locality are
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<geoCoordinate id="EE295027FF82FFC6FF56F939FF42F921" box="[151,245,1724,1748]" direction="south" orientation="latitude" pageId="13" pageNumber="490" precision="925" value="-7.616667">07°37’S</geoCoordinate>
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,
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<geoCoordinate id="EE295027FF82FFC6FEC0F939FEDFF921" box="[257,360,1724,1748]" direction="west" orientation="longitude" pageId="13" pageNumber="490" precision="925" value="-78.05">78°03’W</geoCoordinate>
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. The
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<typeStatus id="54A68842FF82FFC6FE67F938FE61F920" box="[422,470,1725,1749]" pageId="13" pageNumber="490">type</typeStatus>
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locality is represented in figure 3.
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</materialsCitation>
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||
</paragraph>
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<paragraph id="8BA236E0FF82FFC6FF06F95AFD81F8E8" blockId="13.[151,1437,1399,2037]" pageId="13" pageNumber="490">
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<emphasis id="B969EAF2FF82FFC6FF06F95AFE0EF90D" bold="true" box="[199,441,1759,1784]" pageId="13" pageNumber="490">Original description</emphasis>
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. This species was described on the Bulletin American Museum of Natural History, vol. 9, issue 8, 1897:117–118, as follows:
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</paragraph>
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<paragraph id="8BA236E0FF82FFC6FF06F8A2FA9BF800" blockId="13.[151,1437,1399,2037]" pageId="13" pageNumber="490">“Above yellowish brown, mixed with many blackish tipped hairs; sides paler and more grayish; below clear whitish gray, the hairs plumbeous at base, the basal portion slightly tinging the surface; fore limbs grayish brown to the base of the toes, which are lighter; lower portion of tarsus dusky, metapodials and toes dull soiled whitish; ears rather large, clothed thinly on both surfaces with short fine hairs, brown externally, slightly rufous internally; tail brown, nearly concolor, being barely lighter below, clothed with fine short hairs, too sparse to conceal the annulations. Mammae, i pectoral, i abdominal=4; only 3 functionally developed in the present specimen.</paragraph>
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<caption id="DF626668FF81FFC5FF56F819FCF9F824" httpUri="https://zenodo.org/record/261825/files/figure.png" pageId="14" pageNumber="491" targetBox="[261,1325,193,1926]" targetPageId="14">
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<paragraph id="8BA236E0FF81FFC5FF56F819FCF9F824" blockId="14.[151,1436,1948,2001]" pageId="14" pageNumber="491">
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<emphasis id="B969EAF2FF81FFC5FF56F819FEA2F844" bold="true" box="[151,277,1948,1970]" pageId="14" pageNumber="491">FIGURE 6.</emphasis>
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Dorsal, ventral and lateral views of the skull, and lateral view of the mandible of the specimen AMNH 11820/ 10112, holotype of
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<taxonomicName id="4C1D4D63FF81FFC5FE9DF839FD3FF824" authority="Allen, 1897" authorityName="Allen" authorityYear="1897" box="[348,648,1979,2001]" class="Mammalia" family="Muridae" genus="Oryzomys" kingdom="Animalia" order="Rodentia" pageId="14" pageNumber="491" phylum="Chordata" rank="species" species="baroni">
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<emphasis id="B969EAF2FF81FFC5FE9DF839FDBCF824" box="[348,523,1979,2001]" italics="true" pageId="14" pageNumber="491">Oryzomys baroni</emphasis>
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Allen, 1897
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</taxonomicName>
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(ONL: 35.81 mm).
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</paragraph>
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</caption>
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<paragraph id="8BA236E0FF80FFC4FF06FF12FB3AFF0D" blockId="15.[151,1437,151,1403]" pageId="15" pageNumber="492">
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Skull—Cranial portion rather flat; facial portion broad, with very broad nasals; supraorbital and cranial ridges well developed, forming raised beads; palatal floor extending but slightly behind the last molar, but in other respects the skull and dentition are nearly as in typical
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<taxonomicName id="4C1D4D63FF80FFC4FD3CFF65FCDAFF02" box="[765,877,224,247]" class="Mammalia" family="Muridae" genus="Oryzomys" kingdom="Animalia" order="Rodentia" pageId="15" pageNumber="492" phylum="Chordata" rank="genus">
|
||
<emphasis id="B969EAF2FF80FFC4FD3CFF65FCDAFF02" box="[765,877,224,247]" italics="true" pageId="15" pageNumber="492">Oryzomys</emphasis>
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</taxonomicName>
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, including tooth pattern.”
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</paragraph>
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<paragraph id="8BA236E0FF80FFC4FF06FE81FD5FFE02" blockId="15.[151,1437,151,1403]" pageId="15" pageNumber="492">
|
||
<emphasis id="B969EAF2FF80FFC4FF06FE81FE0DFEE8" bold="true" box="[199,442,260,285]" pageId="15" pageNumber="492">Original dimensions</emphasis>
|
||
. Total length:
|
||
<quantity id="4CE59B05FF80FFC4FDA4FE81FD70FEE9" box="[613,711,260,284]" metricMagnitude="-1" metricUnit="m" metricValue="2.9" pageId="15" pageNumber="492" unit="mm" value="290.0">290 mm</quantity>
|
||
; head and body:
|
||
<quantity id="4CE59B05FF80FFC4FC4FFE81FC46FEE9" box="[910,1009,260,284]" metricMagnitude="-1" metricUnit="m" metricValue="1.3" pageId="15" pageNumber="492" unit="mm" value="130.0">130 mm</quantity>
|
||
; tail:
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||
<quantity id="4CE59B05FF80FFC4FBF2FE81FB21FEE9" box="[1075,1174,260,285]" metricMagnitude="-1" metricUnit="m" metricValue="1.6" pageId="15" pageNumber="492" unit="mm" value="160.0">160 mm</quantity>
|
||
; hindfoot:
|
||
<quantity id="4CE59B05FF80FFC4FAD5FE81FADFFEE9" box="[1300,1384,260,284]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="15" pageNumber="492" unit="mm" value="30.0">30 mm</quantity>
|
||
. Ear from notch:
|
||
<quantity id="4CE59B05FF80FFC4FEE4FEADFECEFECA" box="[293,377,296,320]" metricMagnitude="-2" metricUnit="m" metricValue="1.8" pageId="15" pageNumber="492" unit="mm" value="18.0">18 mm</quantity>
|
||
. Skull: Total length:
|
||
<quantity id="4CE59B05FF80FFC4FDAAFEA2FD08FECA" box="[619,703,295,320]" metricMagnitude="-2" metricUnit="m" metricValue="3.5" pageId="15" pageNumber="492" unit="mm" value="35.0">35 mm</quantity>
|
||
; basal length:
|
||
<quantity id="4CE59B05FF80FFC4FCA7FEADFC0EFECA" box="[870,953,296,320]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="15" pageNumber="492" unit="mm" value="30.0">30 mm</quantity>
|
||
; zygomatic breadth:
|
||
<quantity id="4CE59B05FF80FFC4FB68FEA2FAA4FECA" box="[1193,1299,295,320]" metricMagnitude="-2" metricUnit="m" metricValue="1.75" pageId="15" pageNumber="492" unit="mm" value="17.5">17.5 mm</quantity>
|
||
; interorbital breadth:
|
||
<quantity id="4CE59B05FF80FFC4FF3BFEC9FEFCFE91" box="[250,331,332,356]" metricMagnitude="-2" metricUnit="m" metricValue="1.1" pageId="15" pageNumber="492" unit="mm" value="11.0">11 mm</quantity>
|
||
; length of nasals:
|
||
<quantity id="4CE59B05FF80FFC4FDD4FEC9FDCBFE91" box="[533,636,332,357]" metricMagnitude="-2" metricUnit="m" metricValue="1.35" pageId="15" pageNumber="492" unit="mm" value="13.5">13.5 mm</quantity>
|
||
; width of nasals at middle:
|
||
<quantity id="4CE59B05FF80FFC4FC71FEC9FBA7FE91" box="[944,1040,332,357]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" pageId="15" pageNumber="492" unit="mm" value="5.5">5. 5 mm</quantity>
|
||
; interparietal,
|
||
<date id="FFA31020FF80FFC4FB71FEC9FB41FE91" box="[1200,1270,332,356]" pageId="15" pageNumber="492" value="2010-10-03">
|
||
10 x
|
||
<quantity id="4CE59B05FF80FFC4FB29FEC9FB41FE91" box="[1256,1270,332,356]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="15" pageNumber="492" unit="mm" value="3.0">3</quantity>
|
||
</date>
|
||
mm; length of interpterygoid fossa:
|
||
<quantity id="4CE59B05FF80FFC4FE4BFEF5FE43FE72" box="[394,500,368,392]" metricMagnitude="-2" metricUnit="m" metricValue="1.03" pageId="15" pageNumber="492" unit="mm" value="10.3">10.3 mm</quantity>
|
||
; palatine length,
|
||
<quantity id="4CE59B05FF80FFC4FD7BFEEAFCB1FE7D" box="[698,774,367,392]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="15" pageNumber="492" unit="mm" value="15.0">15mm</quantity>
|
||
; length of anterior palatine foramina:
|
||
<quantity id="4CE59B05FF80FFC4FB7CFEF5FAB3FE72" box="[1213,1284,368,391]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="15" pageNumber="492" unit="mm" value="7.0">7 mm</quantity>
|
||
; upper molar series,
|
||
<quantity id="4CE59B05FF80FFC4FF27FE11FEF7FE59" box="[230,320,404,429]" metricMagnitude="-3" metricUnit="m" metricValue="5.3" pageId="15" pageNumber="492" unit="mm" value="5.3">5.3 mm</quantity>
|
||
; diastema,
|
||
<quantity id="4CE59B05FF80FFC4FE7EFE11FDB3FE59" box="[447,516,404,428]" metricMagnitude="-3" metricUnit="m" metricValue="9.0" pageId="15" pageNumber="492" unit="mm" value="9.0">9 mm</quantity>
|
||
; length of lower jaw (from inner base of incisors to posterior border of condyle):
|
||
<quantity id="4CE59B05FF80FFC4FF56FE3DFF5DFE3A" box="[151,234,440,464]" metricMagnitude="-2" metricUnit="m" metricValue="1.9" pageId="15" pageNumber="492" unit="mm" value="19.0">19 mm</quantity>
|
||
; from incisive tip to condyle:
|
||
<quantity id="4CE59B05FF80FFC4FD82FE3DFD1CFE3A" box="[579,683,440,464]" metricMagnitude="-2" metricUnit="m" metricValue="2.23" pageId="15" pageNumber="492" unit="mm" value="22.3">22.3 mm</quantity>
|
||
; height of lower jaw at condyle:
|
||
<quantity id="4CE59B05FF80FFC4FBE4FE32FBC8FE3A" box="[1061,1151,439,464]" metricMagnitude="-3" metricUnit="m" metricValue="8.6" pageId="15" pageNumber="492" unit="mm" value="8.6">8.6 mm</quantity>
|
||
; height of ramus at m1:
|
||
<quantity id="4CE59B05FF80FFC4FA4FFE32FF71FE02" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="15" pageNumber="492" unit="mm" value="5.0">5 mm</quantity>
|
||
. Other craniodental measurements are in table 2.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C307656BFF80FFC4FF06FD87FBD9FA8F" pageId="15" pageNumber="492" type="description">
|
||
<paragraph id="8BA236E0FF80FFC4FF06FD87FB2BFD3A" blockId="15.[151,1437,151,1403]" pageId="15" pageNumber="492">
|
||
<emphasis id="B969EAF2FF80FFC4FF06FD87FDB0FDEE" bold="true" box="[199,519,514,539]" pageId="15" pageNumber="492">Morphological description</emphasis>
|
||
. Pelage soft, dense, lax, and long; yellowish wool and cover hairs and brown guard hairs; dorsal color yellowish cream, lightly grizzled with brown, resulting in grayish-yellow color; venter grayish; tail longer than head and body length, bicolored dorsoventrally, covered by very long hairs, with very small scales, with approximately 23 scales/cm; pes densely covered by long and white hairs, ungual tufts short and thin, some the same size as claw and others smaller, tufts white; plantar pads fleshy, including thenar and hypothenar; pinnae covered internally and externally with brown hairs with yellowish apex.
|
||
</paragraph>
|
||
<paragraph id="8BA236E0FF80FFC4FF06FD5FFB46FB32" blockId="15.[151,1437,151,1403]" pageId="15" pageNumber="492">
|
||
Skull moderately robust, with long and broad rostrum (approximately 38% of skull length [LN/ONL ratio]); zygomatic plate greatly projected anteriorly, not reaching beyond nasolacrimal capsule; rostral fossa moderately deep; greatly projected plate and moderately deep fossa, configuring a very deep and wide zygomatic notch; interorbital region convergent anteriorly, with supraorbital margins sharp and acute, forming small dorsolateral crests; zygomatic arches weakly divergent posteriorly, wider near the squamosal root; braincase small and delicate, elongated; braincase with temporal margins slightly squared, without crests; interparietal short and wide; frontosquamosal suture contiguous with fronto-parietal suture; alisphenoid strut absent; anastomotic channel present, configuring pattern 3 of carotid circulation (
|
||
<bibRefCitation id="EF8C4B11FF80FFC4FD55FC52FCA6FC1A" author="Voss" box="[660,785,983,1007]" pageId="15" pageNumber="492" refString="Voss, R. S. (1988) Systematics and ecology of ichthyomyine rodents (Muroidea): patterns of morphological evolution in a small adaptive radiation. Bulletin American Museum of Natural History, 188, 259 - 493." type="journal article" year="1988">Voss 1988</bibRefCitation>
|
||
); parietals expanding over surface side of skull; incisive foramen long, wider medially, with anterior and posterior margins more acute, posterior margin leveled to the alveolus of M1; posterior margin of zygomatic plate situated anterior to the alveolus of M1; palate intermediate, with mesopterygoid fossa extending anteriorly between the maxillary bones but not between molars; palate with deep posterolateral palatal pits recessed in small and deep palatine depressions; palatal excrescencies absent; anterior border of mesopterygoid fossa rounded, roof of mesopterygoid fossa perforated by large vacuities, occupying the presphenoid and basisphenoid; auditory bulla, with short and wide stapedial process.
|
||
</paragraph>
|
||
<paragraph id="8BA236E0FF80FFC4FF06FB56FC2AFAFA" blockId="15.[151,1437,151,1403]" pageId="15" pageNumber="492">Upper incisors opisthodont; upper and lower molars with labial and lingual cusps arranged in opposite pairs; dental series significantly worn, hindering the full dental description.</paragraph>
|
||
<paragraph id="8BA236E0FF80FFC4FF06FA9FFBD9FA8F" blockId="15.[151,1437,151,1403]" pageId="15" pageNumber="492">
|
||
<emphasis id="B969EAF2FF80FFC4FF06FA9FFEECFAC6" bold="true" box="[199,347,1306,1331]" pageId="15" pageNumber="492">Observation</emphasis>
|
||
.
|
||
<bibRefCitation id="EF8C4B11FF80FFC4FEAAFA9FFE4AFAC6" author="Allen" box="[363,509,1306,1331]" pageId="15" pageNumber="492" refString="Allen, J. A. (1897) On a small collection of mammals from Peru, with descriptions of new species. Bulletin of the American Museum of Natural History, 9, 115 - 119." type="journal article" year="1897">Allen (1897)</bibRefCitation>
|
||
provided a superficial description of the external and cranio-dental morphology, and pointed to the close relationship of this species with
|
||
<taxonomicName id="4C1D4D63FF80FFC4FCDCFABAFC70FAA2" box="[797,967,1343,1367]" class="Mammalia" family="Muridae" genus="Oryzomys" kingdom="Animalia" order="Rodentia" pageId="15" pageNumber="492" phylum="Chordata" rank="species" species="xanthaeolus">
|
||
<emphasis id="B969EAF2FF80FFC4FCDCFABAFC70FAA2" box="[797,967,1343,1367]" italics="true" pageId="15" pageNumber="492">O. xanthaeolus</emphasis>
|
||
</taxonomicName>
|
||
. He highlighted, however, that
|
||
<taxonomicName id="4C1D4D63FF80FFC4FAEEFABAFA2BFAA2" box="[1327,1436,1343,1367]" class="Mammalia" family="Muridae" genus="Oryzomys" kingdom="Animalia" order="Rodentia" pageId="15" pageNumber="492" phylum="Chordata" rank="species" species="baroni">
|
||
<emphasis id="B969EAF2FF80FFC4FAEEFABAFA2BFAA2" box="[1327,1436,1343,1367]" italics="true" pageId="15" pageNumber="492">O. baroni</emphasis>
|
||
</taxonomicName>
|
||
specimens are much larger and their coloration is less yellowish than in
|
||
<taxonomicName id="4C1D4D63FF80FFC4FC7CFAE6FBD0FA8E" box="[957,1127,1379,1403]" class="Mammalia" family="Muridae" genus="Oryzomys" kingdom="Animalia" order="Rodentia" pageId="15" pageNumber="492" phylum="Chordata" rank="species" species="xanthaeolus">
|
||
<emphasis id="B969EAF2FF80FFC4FC7CFAE6FBD0FA8E" box="[957,1127,1379,1403]" italics="true" pageId="15" pageNumber="492">O. xanthaeolus</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |