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A new species of swamp rat of the genus Scapteromys Waterhouse, 1837 (Rodentia: Sigmodontinae) endemic to Araucaria angustifolia Forest in Southern Brazil | Zootaxa
<!DOCTYPE html> <html lang="en-US" xml:lang="en-US"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title> A new species of swamp rat of the genus Scapteromys Waterhouse, 1837 (Rodentia: Sigmodontinae) endemic to Araucaria angustifolia Forest in Southern Brazil | Zootaxa </title> <meta name="generator" content="Open Journal Systems 3.3.0.6"> <link rel="schema.DC" href="http://purl.org/dc/elements/1.1/" /> <meta name="DC.Creator.PersonalName" content="FERNANDO MARQUES QUINTELA"/> <meta name="DC.Creator.PersonalName" content="GISLENE LOPES GONÇALVES"/> <meta name="DC.Creator.PersonalName" content="SÉRGIO LUIZ ALTHOFF"/> <meta name="DC.Creator.PersonalName" content="IVES JOSE SBALQUEIRO"/> <meta name="DC.Creator.PersonalName" content="LUIZ FLAMARION BARBOSA OLIVEIRA"/> <meta name="DC.Creator.PersonalName" content="THALES RENATO OCHOTORENA DE FREITAS"/> <meta name="DC.Date.created" scheme="ISO8601" content="2014-06-03"/> <meta name="DC.Date.dateSubmitted" scheme="ISO8601" content="2019-09-04"/> <meta name="DC.Date.issued" scheme="ISO8601" content="2014-06-03"/> <meta name="DC.Date.modified" scheme="ISO8601" content="2019-10-01"/> <meta name="DC.Description" xml:lang="en" content="A new species of swamp rat of the genus Scapteromys from the Meridional Plateau of Southern Brazil is described. Morphological, molecular, and karyological analysis support the recognition of the new species, distinct from S. aquaticus and S. tumidus. Scapteromys sp. nov. is significantly smaller than the congeneric taxa considering most of the external and craniometric measurements and the pelage is conspicuously grayer and darker. It can be distinguished from S. tumidus by the laterally extended thenar pad of the manus and the parallel edges of the hamular process of the pterygoid, and from S. aquaticus by a grayer and darker pelage and smaller values of most external and craniometric measurements. Karyological analysis indicated a difference in chromosome numbers across the distributional range: 2n=34 and 2n=36. A total of 11 haplotypes were found along the range of the new species within the biogeographic province of Araucaria angustifolia Forest. Strongly supported substructure was found within the new taxon, resulting in two reciprocally monophyletic clades."/> <meta name="DC.Format" scheme="IMT" content="application/pdf"/> <meta name="DC.Identifier" content="zootaxa.3811.2.3"/> <meta name="DC.Identifier.pageNumber" content="207–225"/> <meta name="DC.Identifier.DOI" content="10.11646/zootaxa.3811.2.3"/> <meta name="DC.Identifier.URI" content="https://mapress.com/zt/article/view/zootaxa.3811.2.3"/> <meta name="DC.Language" scheme="ISO639-1" content="en"/> <meta name="DC.Rights" content="Copyright (c) 2016 Zootaxa"/> <meta name="DC.Rights" content=""/> <meta name="DC.Source" content="Zootaxa"/> <meta name="DC.Source.ISSN" content="1175-5334"/> <meta name="DC.Source.Issue" content="2"/> <meta name="DC.Source.Volume" content="3811"/> <meta name="DC.Source.URI" content="https://mapress.com/zt"/> <meta name="DC.Subject" xml:lang="en" content="new taxon"/> <meta name="DC.Title" content="<p><strong>A new species of swamp rat of the genus <em>Scapteromys</em> Waterhouse, 1837 (Rodentia: Sigmodontinae) endemic to <em>Araucaria</em> <em>angustifolia</em> Forest in Southern Brazil</strong></p>"/> <meta name="DC.Type" content="Text.Serial.Journal"/> <meta name="DC.Type.articleType" content="Article"/> <meta name="gs_meta_revision" content="1.1"/> <meta name="citation_journal_title" content="Zootaxa"/> <meta name="citation_journal_abbrev" content="Zootaxa"/> <meta name="citation_issn" content="1175-5334"/> <meta name="citation_author" content="FERNANDO MARQUES QUINTELA"/> <meta name="citation_author_institution" content="Universidade Federal do Rio Grande do Sul, Programa de Pós-Graduação em Biologia Animal, Av. Bento Gonçalves 9500, Porto Alegre, RS, Brazil"/> <meta name="citation_author" content="GISLENE LOPES GONÇALVES"/> <meta name="citation_author_institution" content="Universidade Federal do Rio Grande do Sul, Departamento de Genética, Av. Bento Gonçalves 9500, Porto Alegre, RS, Brazil Instituto de Alta Investigación, Universidad de Tarapacá, Antofagasta 1520, Arica, Chile."/> <meta name="citation_author" content="SÉRGIO LUIZ ALTHOFF"/> <meta name="citation_author_institution" content="Fundação Universidade Regional de Blumenau, R. Antônio da Veiga, 140, Blumenau, SC, Brazil"/> <meta name="citation_author" content="IVES JOSE SBALQUEIRO"/> <meta name="citation_author_institution" content="Universidade Federal do Paraná, Departamento de Genética, Centro Politécnico, Curitiba, PR, Brazil"/> <meta name="citation_author" content="LUIZ FLAMARION BARBOSA OLIVEIRA"/> <meta name="citation_author_institution" content="Museu Nacional / Universidade Federal do Rio de Janeiro, Departamento de Vertebrados, Quinta da Boa Vista, Rio de Janeiro, RJ, Brazil"/> <meta name="citation_author" content="THALES RENATO OCHOTORENA DE FREITAS"/> <meta name="citation_author_institution" content="Universidade Federal do Rio Grande do Sul, Programa de Pós-Graduação em Biologia Animal, Av. Bento Gonçalves 9500, Porto Alegre, RS, Brazil Universidade Federal do Rio Grande do Sul, Departamento de Genética, Av. Bento Gonçalves 9500, Porto Alegre, RS, Brazil"/> <meta name="citation_title" content="<p><strong>A new species of swamp rat of the genus <em>Scapteromys</em> Waterhouse, 1837 (Rodentia: Sigmodontinae) endemic to <em>Araucaria</em> <em>angustifolia</em> Forest in Southern Brazil</strong></p>"/> <meta name="citation_language" content="en"/> <meta name="citation_date" content="2014/06/03"/> <meta name="citation_volume" content="3811"/> <meta name="citation_issue" content="2"/> <meta name="citation_firstpage" content="207–225"/> <meta name="citation_lastpage" content="207–225"/> <meta name="citation_doi" content="10.11646/zootaxa.3811.2.3"/> <meta name="citation_abstract_html_url" content="https://mapress.com/zt/article/view/zootaxa.3811.2.3"/> <meta name="citation_keywords" xml:lang="en" content="biodiversity"/> <meta name="citation_keywords" xml:lang="en" content="cytochrome b"/> <meta name="citation_keywords" xml:lang="en" content="molecular phylogeny"/> <meta name="citation_keywords" 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class="jatsParser__meta-doi-value"> <a href="https://doi.org/10.11646/zootaxa.3811.2.3"> 10.11646/zootaxa.3811.2.3 </a> </span> </div> <div class="pages"> <span>Page range:</span> 207–225 </div> <div class="views"> <span>Abstract views:</span> 94 </div> <div class="views"> <span>PDF downloaded:</span> 3 </div> </div> <h1 class="jatsParser__meta-title"><p><strong>A new species of swamp rat of the genus <em>Scapteromys</em> Waterhouse, 1837 (Rodentia: Sigmodontinae) endemic to <em>Araucaria</em> <em>angustifolia</em> Forest in Southern Brazil</strong></p></h1> <ul class="jatsParser__meta-authors"> <li><a class="jatsParser__meta-author-string-href" href="#author-1"><span class="jatsParser__meta-author">FERNANDO MARQUES QUINTELA</span><sup class="jatsParser__meta-symbol jatsParser__symbol-plus">+</sup><sup class="jatsParser__meta-symbol jatsParser__symbol-minus jatsParser__hide">−</sup></a></li> <li><a class="jatsParser__meta-author-string-href" href="#author-2"><span class="jatsParser__meta-author">GISLENE LOPES GONÇALVES</span><sup class="jatsParser__meta-symbol jatsParser__symbol-plus">+</sup><sup class="jatsParser__meta-symbol jatsParser__symbol-minus jatsParser__hide">−</sup></a></li> <li><a class="jatsParser__meta-author-string-href" href="#author-3"><span class="jatsParser__meta-author">SÉRGIO LUIZ ALTHOFF</span><sup class="jatsParser__meta-symbol jatsParser__symbol-plus">+</sup><sup class="jatsParser__meta-symbol jatsParser__symbol-minus jatsParser__hide">−</sup></a></li> <li><a class="jatsParser__meta-author-string-href" href="#author-4"><span class="jatsParser__meta-author">IVES JOSE SBALQUEIRO</span><sup class="jatsParser__meta-symbol jatsParser__symbol-plus">+</sup><sup class="jatsParser__meta-symbol jatsParser__symbol-minus jatsParser__hide">−</sup></a></li> <li><a class="jatsParser__meta-author-string-href" href="#author-5"><span class="jatsParser__meta-author">LUIZ FLAMARION BARBOSA OLIVEIRA</span><sup class="jatsParser__meta-symbol jatsParser__symbol-plus">+</sup><sup class="jatsParser__meta-symbol jatsParser__symbol-minus jatsParser__hide">−</sup></a></li> <li><a class="jatsParser__meta-author-string-href" href="#author-6"><span class="jatsParser__meta-author">THALES RENATO OCHOTORENA DE FREITAS</span><sup class="jatsParser__meta-symbol jatsParser__symbol-plus">+</sup><sup class="jatsParser__meta-symbol jatsParser__symbol-minus jatsParser__hide">−</sup></a></li> </ul> <div class="jatsParser__details-authors"> <div class="jatsParser__details-author jatsParser__hideAuthor" id="jatsParser__author-1"> <div class="jatsParser__details-author-affiliation">Universidade Federal do Rio Grande do Sul, Programa de Pós-Graduação em Biologia Animal, Av. Bento Gonçalves 9500, Porto Alegre, RS, Brazil</div> </div> <div class="jatsParser__details-author jatsParser__hideAuthor" id="jatsParser__author-2"> <div class="jatsParser__details-author-affiliation">Universidade Federal do Rio Grande do Sul, Departamento de Genética, Av. Bento Gonçalves 9500, Porto Alegre, RS, Brazil Instituto de Alta Investigación, Universidad de Tarapacá, Antofagasta 1520, Arica, Chile.</div> </div> <div class="jatsParser__details-author jatsParser__hideAuthor" id="jatsParser__author-3"> <div class="jatsParser__details-author-affiliation">Fundação Universidade Regional de Blumenau, R. Antônio da Veiga, 140, Blumenau, SC, Brazil</div> </div> <div class="jatsParser__details-author jatsParser__hideAuthor" id="jatsParser__author-4"> <div class="jatsParser__details-author-affiliation">Universidade Federal do Paraná, Departamento de Genética, Centro Politécnico, Curitiba, PR, Brazil</div> </div> <div class="jatsParser__details-author jatsParser__hideAuthor" id="jatsParser__author-5"> <div class="jatsParser__details-author-affiliation">Museu Nacional / Universidade Federal do Rio de Janeiro, Departamento de Vertebrados, Quinta da Boa Vista, Rio de Janeiro, RJ, Brazil</div> </div> <div class="jatsParser__details-author jatsParser__hideAuthor" id="jatsParser__author-6"> <div class="jatsParser__details-author-affiliation">Universidade Federal do Rio Grande do Sul, Programa de Pós-Graduação em Biologia Animal, Av. Bento Gonçalves 9500, Porto Alegre, RS, Brazil Universidade Federal do Rio Grande do Sul, Departamento de Genética, Av. Bento Gonçalves 9500, Porto Alegre, RS, Brazil</div> </div> </div> <div class="jatsParser__keywords-wrapper"> <div class="jatsParser__keywords-row"> <span class="jatsParser__keyword">biodiversity</span> <span class="jatsParser__keyword">cytochrome b</span> <span class="jatsParser__keyword">molecular phylogeny</span> <span class="jatsParser__keyword">morphology</span> <span class="jatsParser__keyword">new taxon</span> </div> </div> </div> <div class="jatsParser__articleView"> <div class="jatsParser__left-article-block"> <div class="article-page__galleys"> <ul class="list-galleys primary-galleys"> <li> <a class="obj_galley_link pdf restricted" href="https://mapress.com/zt/article/view/zootaxa.3811.2.3/34273"> <span class="pkp_screen_reader"> Requires Subscription or Fee </span> PDF (10MB) </a> </li> </ul> </div> </div> <div class="jatsParser__center-article-block"> <div class="jatsParser__article-fulltext" id="jatsParserFullText"> <h2 class="article-section-title jatsParser__abstract">Abstract</h2> <p>A new species of swamp rat of the genus <em>Scapteromys </em>from the Meridional Plateau of Southern Brazil is described. Morphological, molecular, and karyological analysis support the recognition of the new species, distinct from <em>S. aquaticus </em>and <em>S. tumidus</em>. <em>Scapteromys </em>sp. nov. is significantly smaller than the congeneric taxa considering most of the external and craniometric measurements and the pelage is conspicuously grayer and darker. It can be distinguished from <em>S. tumidus</em> by the laterally extended thenar pad of the manus and the parallel edges of the hamular process of the pterygoid, and from <em>S. aquaticus</em> by a grayer and darker pelage and smaller values of most external and craniometric measurements. Karyological analysis indicated a difference in chromosome numbers across the distributional range: 2n=34 and 2n=36. A total of 11 haplotypes were found along the range of the new species within the biogeographic province of <em>Araucaria angustifolia </em>Forest. Strongly supported substructure was found within the new taxon, resulting in two reciprocally monophyletic clades.</p> </div> </div> <div class="jatsParser__right-article-block"> <div class="jatsParser__intraarticle-menu"> <div id="jatsParser__navbar-article" class="jatsParser__navbar"> <nav class="jatsParser__navbar-items" id="jatsParser__navbarItems"> </nav> </div> </div> </div> </div> </div> </main> <footer> <div class="container"> <div class="sidebar row hasUserFooter"> <div class="user_footer col-lg-6 col-md-12"> <div><img src="https://mapress.com/j/public/site/images/mapress/mpicon1.gif" alt="" /> </div> <div>ISSN 1175-5326 (Print Edition) & ISSN 1175-5334 (Online Edition)</div> <div>Published by <a href="https://mapress.com/">Magnolia Press</a>, Auckland, New Zealand</div> </div> <div class="pkp_block block_subscription"> <h2 class="title">Subscription</h2> <div class="content"> <p>Login to access subscriber-only resources.</p> </div> </div> <div class="pkp_block block_custom" id="customblock-scimagojr"> <h2 class="title pkp_screen_reader">scimagojr</h2> <div class="content"> <p><a title="SCImago Journal & Country Rank" href="https://www.scimagojr.com/journalsearch.php?q=4700151916&tip=sid&exact=no"><img src="https://www.scimagojr.com/journal_img.php?id=4700151916" alt="SCImago Journal & Country Rank" border="0"></a></p> </div> </div> </div> <div class="row"> </div> </div> </footer> <script src="https://mapress.com/plugins/themes/oldGregg/resources/jquery/jquery.min.js?v=3.3.0.6" type="text/javascript"></script><script src="https://mapress.com/plugins/themes/oldGregg/resources/bootstrap/js/popper.min.js?v=3.3.0.6" type="text/javascript"></script><script src="https://mapress.com/plugins/themes/oldGregg/resources/bootstrap/js/bootstrap.min.js?v=3.3.0.6" type="text/javascript"></script><script src="https://mapress.com/plugins/themes/oldGregg/resources/js/fontawesome-all.min.js?v=3.3.0.6" type="text/javascript"></script><script src="https://mapress.com/plugins/themes/oldGregg/resources/js/main.js?v=3.3.0.6" type="text/javascript"></script><script src="https://mapress.com/plugins/themes/oldGregg/resources/js/article.js?v=3.3.0.6" type="text/javascript"></script><script type="text/javascript"> (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){ (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m) })(window,document,'script','https://www.google-analytics.com/analytics.js','ga'); ga('create', 'UA-71881734-1', 'auto'); ga('send', 'pageview'); </script> </body>