A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina)
- Autores
- Vucetich, Maria Guiomar; Perez, Maria Encarnacion; Ciancio, Martin Ricardo; Carlini, Alfredo Armando; Madden, Richard H.; Kohn, Matthew
- Año de publicación
- 2014
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Octodontoidea is the most diverse caviomorph clade presently represented in South America by Octodontidae, Echimyidae and Abrocomidae. Some evidences suggests that in the past they were taxonomically even more diverse, including several independent lineages with no modern representatives, sometimes considered as families. One of them is Acaremyidae, known until now from the Colhuehuapian?Colloncuran (early to early-middle Miocene) of Patagonia. Here we describe a new octodontoid rodent from the Deseadan (late Oligocene) of Scarritt Pocket (Patagonia): Changquin woodi gen. et sp. nov. Cladistic analysis indicates that the new species is an acaremyid related to the Santacrucian (early Miocene) Sciamys. Acaremyidae was recovered as a monophyletic group. C. woodi gen et sp. nov. the oldest representative of Acaremyidae, extends the family biochron back to the late Oligocene, and indicates that acaremyids differentiated before the Deseadan. C. woodi represents the first Deseadan octodontoid displaying protohypsodont cheek teeth, showing that the Deseadan was a period of important diversification for octodontoids as it was for the cavioids. C. woodi adds a new element to the faunal differences observed between Patagonian and Bolivian Deseadan faunas. A new U-Pb LA-ICPMS date (27.17 +/- 0.54 Ma) for Scarritt Pocket is provided.
Fil: Vucetich, Maria Guiomar. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Perez, Maria Encarnacion. Museo Paleontológico Egidio Feruglio; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Ciancio, Martin Ricardo. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Carlini, Alfredo Armando. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Madden, Richard H.. University Of Chicago; Estados Unidos
Fil: Kohn, Matthew. Boise State University; Estados Unidos - Materia
-
Octodontoidea
Acaremyidae
Phylogeny
Patagonia - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/17973
Ver los metadatos del registro completo
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A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina)Vucetich, Maria GuiomarPerez, Maria EncarnacionCiancio, Martin RicardoCarlini, Alfredo ArmandoMadden, Richard H.Kohn, MatthewOctodontoideaAcaremyidaePhylogenyPatagoniahttps://purl.org/becyt/ford/1.5https://purl.org/becyt/ford/1Octodontoidea is the most diverse caviomorph clade presently represented in South America by Octodontidae, Echimyidae and Abrocomidae. Some evidences suggests that in the past they were taxonomically even more diverse, including several independent lineages with no modern representatives, sometimes considered as families. One of them is Acaremyidae, known until now from the Colhuehuapian?Colloncuran (early to early-middle Miocene) of Patagonia. Here we describe a new octodontoid rodent from the Deseadan (late Oligocene) of Scarritt Pocket (Patagonia): Changquin woodi gen. et sp. nov. Cladistic analysis indicates that the new species is an acaremyid related to the Santacrucian (early Miocene) Sciamys. Acaremyidae was recovered as a monophyletic group. C. woodi gen et sp. nov. the oldest representative of Acaremyidae, extends the family biochron back to the late Oligocene, and indicates that acaremyids differentiated before the Deseadan. C. woodi represents the first Deseadan octodontoid displaying protohypsodont cheek teeth, showing that the Deseadan was a period of important diversification for octodontoids as it was for the cavioids. C. woodi adds a new element to the faunal differences observed between Patagonian and Bolivian Deseadan faunas. A new U-Pb LA-ICPMS date (27.17 +/- 0.54 Ma) for Scarritt Pocket is provided.Fil: Vucetich, Maria Guiomar. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Perez, Maria Encarnacion. Museo Paleontológico Egidio Feruglio; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Ciancio, Martin Ricardo. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Carlini, Alfredo Armando. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Madden, Richard H.. University Of Chicago; Estados UnidosFil: Kohn, Matthew. Boise State University; Estados UnidosSociety Of Vertebrate Paleontology2014-05info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/17973Vucetich, Maria Guiomar; Perez, Maria Encarnacion; Ciancio, Martin Ricardo; Carlini, Alfredo Armando; Madden, Richard H.; et al.; A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina); Society Of Vertebrate Paleontology; Journal Of Vertebrate Paleontology; 34; 3; 5-2014; 689-6980272-4634enginfo:eu-repo/semantics/altIdentifier/url/www.tandfonline.com/ujvpinfo:eu-repo/semantics/altIdentifier/doi/10.1080/02724634.2013.804414info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:55:33Zoai:ri.conicet.gov.ar:11336/17973instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:55:33.758CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina) |
title |
A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina) |
spellingShingle |
A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina) Vucetich, Maria Guiomar Octodontoidea Acaremyidae Phylogeny Patagonia |
title_short |
A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina) |
title_full |
A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina) |
title_fullStr |
A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina) |
title_full_unstemmed |
A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina) |
title_sort |
A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina) |
dc.creator.none.fl_str_mv |
Vucetich, Maria Guiomar Perez, Maria Encarnacion Ciancio, Martin Ricardo Carlini, Alfredo Armando Madden, Richard H. Kohn, Matthew |
author |
Vucetich, Maria Guiomar |
author_facet |
Vucetich, Maria Guiomar Perez, Maria Encarnacion Ciancio, Martin Ricardo Carlini, Alfredo Armando Madden, Richard H. Kohn, Matthew |
author_role |
author |
author2 |
Perez, Maria Encarnacion Ciancio, Martin Ricardo Carlini, Alfredo Armando Madden, Richard H. Kohn, Matthew |
author2_role |
author author author author author |
dc.subject.none.fl_str_mv |
Octodontoidea Acaremyidae Phylogeny Patagonia |
topic |
Octodontoidea Acaremyidae Phylogeny Patagonia |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
Octodontoidea is the most diverse caviomorph clade presently represented in South America by Octodontidae, Echimyidae and Abrocomidae. Some evidences suggests that in the past they were taxonomically even more diverse, including several independent lineages with no modern representatives, sometimes considered as families. One of them is Acaremyidae, known until now from the Colhuehuapian?Colloncuran (early to early-middle Miocene) of Patagonia. Here we describe a new octodontoid rodent from the Deseadan (late Oligocene) of Scarritt Pocket (Patagonia): Changquin woodi gen. et sp. nov. Cladistic analysis indicates that the new species is an acaremyid related to the Santacrucian (early Miocene) Sciamys. Acaremyidae was recovered as a monophyletic group. C. woodi gen et sp. nov. the oldest representative of Acaremyidae, extends the family biochron back to the late Oligocene, and indicates that acaremyids differentiated before the Deseadan. C. woodi represents the first Deseadan octodontoid displaying protohypsodont cheek teeth, showing that the Deseadan was a period of important diversification for octodontoids as it was for the cavioids. C. woodi adds a new element to the faunal differences observed between Patagonian and Bolivian Deseadan faunas. A new U-Pb LA-ICPMS date (27.17 +/- 0.54 Ma) for Scarritt Pocket is provided. Fil: Vucetich, Maria Guiomar. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Perez, Maria Encarnacion. Museo Paleontológico Egidio Feruglio; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Ciancio, Martin Ricardo. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Carlini, Alfredo Armando. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. División Paleontología Vertebrados; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Madden, Richard H.. University Of Chicago; Estados Unidos Fil: Kohn, Matthew. Boise State University; Estados Unidos |
description |
Octodontoidea is the most diverse caviomorph clade presently represented in South America by Octodontidae, Echimyidae and Abrocomidae. Some evidences suggests that in the past they were taxonomically even more diverse, including several independent lineages with no modern representatives, sometimes considered as families. One of them is Acaremyidae, known until now from the Colhuehuapian?Colloncuran (early to early-middle Miocene) of Patagonia. Here we describe a new octodontoid rodent from the Deseadan (late Oligocene) of Scarritt Pocket (Patagonia): Changquin woodi gen. et sp. nov. Cladistic analysis indicates that the new species is an acaremyid related to the Santacrucian (early Miocene) Sciamys. Acaremyidae was recovered as a monophyletic group. C. woodi gen et sp. nov. the oldest representative of Acaremyidae, extends the family biochron back to the late Oligocene, and indicates that acaremyids differentiated before the Deseadan. C. woodi represents the first Deseadan octodontoid displaying protohypsodont cheek teeth, showing that the Deseadan was a period of important diversification for octodontoids as it was for the cavioids. C. woodi adds a new element to the faunal differences observed between Patagonian and Bolivian Deseadan faunas. A new U-Pb LA-ICPMS date (27.17 +/- 0.54 Ma) for Scarritt Pocket is provided. |
publishDate |
2014 |
dc.date.none.fl_str_mv |
2014-05 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/17973 Vucetich, Maria Guiomar; Perez, Maria Encarnacion; Ciancio, Martin Ricardo; Carlini, Alfredo Armando; Madden, Richard H.; et al.; A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina); Society Of Vertebrate Paleontology; Journal Of Vertebrate Paleontology; 34; 3; 5-2014; 689-698 0272-4634 |
url |
http://hdl.handle.net/11336/17973 |
identifier_str_mv |
Vucetich, Maria Guiomar; Perez, Maria Encarnacion; Ciancio, Martin Ricardo; Carlini, Alfredo Armando; Madden, Richard H.; et al.; A new acaremyid rodent (Caviomorpha, Octodontoidea) from Scarritt Pocket, Deseadan (late Oligocene) of Patagonia (Argentina); Society Of Vertebrate Paleontology; Journal Of Vertebrate Paleontology; 34; 3; 5-2014; 689-698 0272-4634 |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/www.tandfonline.com/ujvp info:eu-repo/semantics/altIdentifier/doi/10.1080/02724634.2013.804414 |
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info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
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openAccess |
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https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
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application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Society Of Vertebrate Paleontology |
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Society Of Vertebrate Paleontology |
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reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
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Consejo Nacional de Investigaciones Científicas y Técnicas |
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CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
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dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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13.070432 |