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dc.provenanceCONICET-
dc.creatorMiño Boilini, Ángel Ramón-
dc.creatorZurita, Alfredo Eduardo-
dc.date2017-10-06T20:40:50Z-
dc.date2017-10-06T20:40:50Z-
dc.date2015-03-
dc.date2017-10-04T14:51:21Z-
dc.date.accessioned2019-04-29T15:32:59Z-
dc.date.available2019-04-29T15:32:59Z-
dc.date.issued2015-03-
dc.identifierMiño Boilini, Ángel Ramón; Zurita, Alfredo Eduardo; Dimorphism in quaternary scelidotheriinae (mammalia, xenarthra, phyllophaga); Coquina Press; Palaeontologia Electronica; 18; 1.12A; 3-2015; 1-16-
dc.identifier1094-8074-
dc.identifierhttp://hdl.handle.net/11336/26185-
dc.identifier1532-3056-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/296300-
dc.descriptionThe contributions concerning possible cases of sexual dimorphisms in fossil and living sloths are scarce. Until now, studies in fossil ground sloth sexual dimorphism have been limited to the subfamilies Megatheriinae (Eremotherium) and Mylodontinae (Paramylodon) from the Pliocene and Pleistocene of South America and North America.Scelidotheriinae constitutes an endemic lineage of ground sloths from South American, with a biochron age ranging the lapse ?Friasian?-Lujanian SALMAs (middle Miocene-early Holocene). An integral phylogenetic and taxonomic revision of the Quaternary Scelidotheriinae shows that it is possible to recognize three genera and six species: Scelidotherium Owen (Scelidotherium leptocephalum and S. bravardi), Valgipes Gervais (Valgipes bucklandi), and Catonyx Ameghino (Catonyx cuvieri, C. tarijensis, and C. chiliensis). One of the most noticeable aspects in some specimens analyzed (n= 47) was the presence of two morphtypes in each species at the level of the dorsal crests of the skull (parasagittal crests and sagittal crest) and at the level of the distal-most region of the mandible (only in C. tarijensis). In all but two species (S. leptocephalum and S. bravardi) the two types involve the absence and presence of a sagittal crest. We suggest that specimens with sagittal crest are males, and specimens lacking sagittal crest are females. This represents the third reported ground sloth clade with evidence of sexual dimorphism of the skull and mandible.-
dc.descriptionFil: Miño Boilini, Ángel Ramón. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste. Centro de Ecología Aplicada del Litoral. Universidad Nacional del Nordeste. Centro de Ecología Aplicada del Litoral; Argentina-
dc.descriptionFil: Zurita, Alfredo Eduardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste. Centro de Ecología Aplicada del Litoral. Universidad Nacional del Nordeste. Centro de Ecología Aplicada del Litoral; Argentina-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherCoquina Press-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/http://palaeo-electronica.org/content/2015/1102-dimorphism-in-scelidotheriinae-
dc.rightsinfo:eu-repo/semantics/openAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.source.urihttp://hdl.handle.net/11336/26185-
dc.subjectMYLODONTIDAE-
dc.subjectSOUTH AMERICA-
dc.subjectVARIABILITY-
dc.subjectSKULL-
dc.subjectMANDIBLE-
dc.subjectOceanografía, Hidrología, Recursos Hídricos-
dc.subjectCiencias de la Tierra y relacionadas con el Medio Ambiente-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleDimorphism in quaternary scelidotheriinae (mammalia, xenarthra, phyllophaga)-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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