treatments-xml/data/03/9E/01/039E01774B6FD87CFCA83550B3D3FE63.xml
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<document id="853941D92F4A72E40E7FAB8146B79EDA" ID-DOI="10.1206/0003-0090(2000)244&lt;0001:MOTRJA&gt;2.0.CO;2" ID-ISSN="0003-0090" ID-Zenodo-Dep="5347311" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1630203687125" checkinUser="felipe" docAuthor="PATTON, JAMES L., DA SILVA, MARIA NAZARETH F. &amp; MALCOLM, JAY R." docDate="2000" docId="039E01774B6FD87CFCA83550B3D3FE63" docLanguage="en" docName="B244.pdf" docOrigin="Bulletin of the American Museum of Natural History 2000 (244)" docSource="http://www.bioone.org/perlserv/?request=get-abstract&amp;doi=10.1206%2F0003-0090(2000)244%3C0001%3AMOTRJA%3E2.0.CO%3B2" docStyle="DocumentStyle:2B34016C1EBFE58B07368F9517618743.3:BulAmeMusNatHis.2000-2010.journal_article.0cover.type1" docStyleId="2B34016C1EBFE58B07368F9517618743" docStyleName="BulAmeMusNatHis.2000-2010.journal_article.0cover.type1" docStyleVersion="3" docTitle="Marmosops parvidens" docType="treatment" docVersion="3" lastPageNumber="61" masterDocId="FFA7790F4B54D840FFB7335EB74EFFCF" masterDocTitle="Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia" masterLastPageNumber="306" masterPageNumber="1" pageNumber="60" updateTime="1699183939665" updateUser="plazi" zenodo-license-document="CC-BY-4.0">
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<mods:title id="871AFF73A4C54CCC4E968B41A50F17FE">Mammals Of The Rio Juruá And The Evolutionary And Ecological Diversification Of Amazonia</mods:title>
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<heading id="D0C0070D4B6FD87BFCA83550B3F1F9EA" box="[799,1215,1550,1573]" centered="true" fontSize="9" level="2" pageId="59" pageNumber="60" reason="2">
<taxonomicName id="4C37CBE24B6FD87BFCA83550B3F1F9EA" ID-CoL="3Y83Z" authority="(Tate, 1931)" baseAuthorityName="Tate" baseAuthorityYear="1931" box="[799,1215,1550,1573]" class="Mammalia" family="Didelphidae" genus="Marmosops" kingdom="Animalia" order="Didelphimorphia" pageId="59" pageNumber="60" phylum="Chordata" rank="species" species="parvidens">
<emphasis id="B9436C734B6FD87BFCA83550B36BF9EA" box="[799,1061,1550,1573]" italics="true" pageId="59" pageNumber="60">Marmosops parvidens</emphasis>
(Tate, 1931)
</taxonomicName>
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<typeStatus id="548C0EC34B6FD87BFCB3351FB473F998" box="[772,829,1601,1624]" pageId="59" pageNumber="60">TYPE</typeStatus>
LOCALITY: Hyde Park,
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up the Demarara River,
<collectingCountry id="F320F0F14B6FD87BFC503500B3D7F9BA" box="[999,1177,1630,1653]" name="Guyana" pageId="59" pageNumber="60">British Guiana</collectingCountry>
, alt.
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, East DemeraraWest Coast
<collectingCountry id="F320F0F14B6FD87BFB213522B40BF97F" name="Berbice Guyana" pageId="59" pageNumber="60">Berbice Guyana</collectingCountry>
.
</paragraph>
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<subSubSection id="C32DE3EA4B6FD87CFCB335E8B65DFC31" lastPageId="60" lastPageNumber="61" pageId="59" pageNumber="60" type="description">
<paragraph id="8B88B0614B6FD87BFCB335E8B3B9F902" blockId="59.[743,1271,1601,1741]" box="[772,1271,1718,1741]" pageId="59" pageNumber="60">DESCRIPTION: This is the smallest species</paragraph>
<paragraph id="8B88B0614B68D87CFF14339FB5CBFD3D" blockId="60.[163,692,193,1741]" pageId="60" pageNumber="61">
in the Amazon region, with a total length of
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, condyloincisive length of the skull not exceeding 25.9 mm, and adult weight less than
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. The molar teeth are small (mean maxillary toothrow length = 10.8 mm; M1M4 length = 5.6 mm; table 8), the interorbital region is smooth and rounded in transverse section, with virtually no hint of supraorbital beading even in the oldest individuals. The palate lacks posterior vacuities, and the anterior pair are greatly reduced in size in comparison to the condition in the other three species. The coloration above is dark grayish­brown (Mummy Brown; Ridgway, 1912) as in
<taxonomicName id="4C37CBE24B68D87CFEC5313DB6BFFDB5" authorityName="Gardner" authorityYear="1990" box="[370,497,611,634]" class="Mammalia" family="Didelphidae" genus="Marmosops" kingdom="Animalia" order="Didelphimorphia" pageId="60" pageNumber="61" phylum="Chordata" rank="species" species="neblina">
<emphasis id="B9436C734B68D87CFEC5313DB6C4FDB5" box="[370,394,611,634]" italics="true" pageId="60" pageNumber="61">M</emphasis>
.
<emphasis id="B9436C734B68D87CFE2D313DB6BFFDB5" box="[410,497,611,634]" italics="true" pageId="60" pageNumber="61">neblina</emphasis>
</taxonomicName>
; below the venter is white along the midline with wide marginal bands of gray­based and silver­tipped hairs constricting the medial white, especially in the abdominal and inguinal region.
</paragraph>
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COMPARISONS: This species is readily distinguishable by its overall small size, lack of supraorbital beading even in old adult individuals, and lack of posterior palatal vacuities. It is similar in general coloration above and below with
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<emphasis id="B9436C734B68D87CFEC430D0B6C5FC6A" box="[371,395,910,933]" italics="true" pageId="60" pageNumber="61">M</emphasis>
.
<emphasis id="B9436C734B68D87CFE1630D0B6B6FC6A" box="[417,504,910,933]" italics="true" pageId="60" pageNumber="61">neblina</emphasis>
</taxonomicName>
, and indeed it looks like a miniature version of this species such that live specimens could be readily confused.
</paragraph>
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<paragraph id="8B88B0614B68D87CFF77375BB797FB00" blockId="60.[163,692,193,1741]" pageId="60" pageNumber="61">
DISTRIBUTION AND HABITAT: We collected this species only at localities in our Lower Central and Mouth sampling regions along the Rio Juruá (fig. 1), where it was always found in terra firme forest, two individuals on the ground and four at heights of 1.5 to
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.
</specimenCount>
</paragraph>
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REPRODUCTION: We caught this species only in the months of October, April, May, and June. The
<specimenCount id="9D317BE84B68D87CFEE4364CB54EFAE6" box="[339,512,1298,1321]" pageId="60" pageNumber="61" type="juvenile">three juveniles</specimenCount>
were collected at the end of the wet season in May and June; no adult females were found with attached young.
</paragraph>
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<subSubSection id="C32DE3EA4B68D87CFF7736D4B34FFEA4" pageId="60" pageNumber="61" type="discussion">
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COMMENTS: The molecular data summarized in fig. 43 and evidence for sympatry in French Guiana of recognizable morphological entities (Robert S. Voss, personal commun.) underscore the composite nature of
<taxonomicName id="4C37CBE24B68D87CFD24355CB6B4F9F8" authority="sensu Pine (1981)" authorityName="sensu Pine" authorityYear="1981" class="Mammalia" family="Didelphidae" genus="Marmosops" kingdom="Animalia" order="Didelphimorphia" pageId="60" pageNumber="61" phylum="Chordata" rank="species" species="parvidens">
<emphasis id="B9436C734B68D87CFD24355CB5E5F9D6" box="[659,683,1538,1561]" italics="true" pageId="60" pageNumber="61">M</emphasis>
.
<emphasis id="B9436C734B68D87CFF14357EB658F9F8" box="[163,278,1568,1591]" italics="true" pageId="60" pageNumber="61">parvidens</emphasis>
sensu Pine (1981)
</taxonomicName>
. Since the
<typeStatus id="548C0EC34B68D87CFD36357EB5FDF9F8" box="[641,691,1568,1591]" pageId="60" pageNumber="61">type</typeStatus>
locality for
<taxonomicName id="4C37CBE24B68D87CFE833560B69CF99A" authorityName="sensu Pine" authorityYear="1981" box="[308,466,1598,1621]" class="Mammalia" family="Didelphidae" genus="Marmosops" kingdom="Animalia" order="Didelphimorphia" pageId="60" pageNumber="61" phylum="Chordata" rank="species" species="parvidens">
<emphasis id="B9436C734B68D87CFE833560B602F99A" box="[308,332,1598,1621]" italics="true" pageId="60" pageNumber="61">M</emphasis>
.
<emphasis id="B9436C734B68D87CFEE83560B69CF99A" box="[351,466,1598,1621]" italics="true" pageId="60" pageNumber="61">parvidens</emphasis>
</taxonomicName>
is on the coast in
<collectingCountry id="F320F0F14B68D87CFF143502B64EF9BC" box="[163,256,1628,1651]" name="Guyana" pageId="60" pageNumber="61">Guyana</collectingCountry>
, it is likely that another species name should be applied to our specimens from the Rio Jurua´. We defer from making such a decision here, however, as we have not had the
</paragraph>
<paragraph id="8B88B0614B68D87CFD54339FB4AEFF3A" blockId="60.[739,1267,193,363]" pageId="60" pageNumber="61">opportunity to examine specimens of appropriate candidate taxa.</paragraph>
<paragraph id="8B88B0614B68D87CFCB733A2B34FFEA4" blockId="60.[739,1267,193,363]" pageId="60" pageNumber="61">
SPECIMENS EXAMINED (n = 7): (
<emphasis id="B9436C734B68D87CFBC033A5B3DAFEDC" bold="true" box="[1143,1172,251,275]" pageId="60" pageNumber="61">12</emphasis>
)
<quantity id="4CCF1D844B68D87CFB1033A2B382FEDC" box="[1191,1228,252,275]" metricMagnitude="0" metricUnit="m" metricValue="1.0" pageId="60" pageNumber="61" unit="m" value="1.0">1m</quantity>
— JLP 15826; (
<emphasis id="B9436C734B68D87CFC333247B4EFFEFE" bold="true" box="[900,929,281,305]" pageId="60" pageNumber="61">13</emphasis>
)
<quantity id="4CCF1D844B68D87CFC0F3247B493FEFF" box="[952,989,281,304]" metricMagnitude="0" metricUnit="m" metricValue="1.0" pageId="60" pageNumber="61" unit="m" value="1.0">1m</quantity>
— JUR 476; (
<emphasis id="B9436C734B68D87CFB173247B3F3FEFE" bold="true" box="[1184,1213,281,305]" pageId="60" pageNumber="61">14</emphasis>
) 1f,
<quantity id="4CCF1D844B68D87CFD543268B449FE82" box="[739,775,310,333]" metricMagnitude="0" metricUnit="m" metricValue="2.0" pageId="60" pageNumber="61" unit="m" value="2.0">2m</quantity>
— JUR 435437; (
<emphasis id="B9436C734B68D87CFBB63268B350FE81" bold="true" box="[1025,1054,310,334]" pageId="60" pageNumber="61">15</emphasis>
) 1f — JUR 381; (
<emphasis id="B9436C734B68D87CFD5B320DB447FEA4" bold="true" box="[748,777,339,363]" pageId="60" pageNumber="61">16</emphasis>
) 1f — MNFS 1757.
</paragraph>
</subSubSection>
<subSubSection id="C32DE3EA4B68D87CFC8F32C7B3D3FE63" box="[824,1181,409,428]" pageId="60" pageNumber="61" type="description">
<paragraph id="8B88B0614B68D87CFC8F32C7B3D3FE63" blockId="60.[824,1181,409,428]" box="[824,1181,409,428]" pageId="60" pageNumber="61">
<taxonomicName id="4C37CBE24B68D87CFC8F32C7B3D3FE63" authority="BURMEISTER, 1854" authorityName="BURMEISTER" authorityYear="1854" box="[824,1181,409,428]" class="Mammalia" family="Didelphidae" genus="Metachirus" kingdom="Animalia" order="Didelphimorphia" pageId="60" pageNumber="61" phylum="Chordata" rank="genus">
<emphasis id="B9436C734B68D87CFC8F32C7B489FE63" box="[824,967,409,428]" italics="true" pageId="60" pageNumber="61">METACHIRUS</emphasis>
BURMEISTER, 1854
</taxonomicName>
</paragraph>
</subSubSection>
</treatment>
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