Ostrácodos (Crustacea) de la formación Allen (Cretácico tardío), Cuenca Neuquina, Argentina
- Autores
- Carignano, Ana Paula; Varela, Julio Adrián
- Año de publicación
- 2011
- Idioma
- español castellano
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- A new microfossil association was found in the Allen Formation at Loma Puntuda (Neuquén Basin, Río Negro Province, Argentina). It is represented by scarce charophyta and numerous carapaces and valves of ostracods from the families Ilyocyprididae (such as Ilyocypris riograndensis and several species of Neuquenocypris) and Limnocytheridae (with the species Wolburgiopsis neocretacea and Vecticypris sp.). Molluscs, fragments of dinosaur eggshells and a plesiosaur remains had been registered previously in the same profile. This kind of association of non marine with a few marine fauna seems to indicate that the Allen Formation at Loma Puntuda was deposited in a shallow, fresh to oligohaline water body, near the coast.
Dá-se a conhecer uma nova associação de microfósseis para a Formação Allen na localidade de Loma Puntuda (bacia de Neuquén, província de Rio Negro, Argentina). A mesma encontra-se representada por escassas carófitas e numerosas valvas e carapaças de ostracodes pertencentes às famílias Ilyocyprididae (como Ilyocypris riograndensis e várias espécies de Neuquenocypris) e Limnocytheridae (com as espécies Wolburgiopsis neocretacea e Vecticypris sp.). No mesmo perfil foram anteriormente registrados moluscos, fragmentos de cascas de ovo de dinossauros e restos de plesiossauro. Esta mistura de fauna continental com alguns elementos marinhos indica que a Formação Allen, em Loma Puntuda, foi depositada num corpo de água doce a oligohalino, pouco profundo, muito próximo à costa.
Facultad de Ciencias Naturales y Museo - Materia
-
Ciencias Naturales
Ilyocyprididae
Late campanian-early Maastrichtian
Limnocytheridae
Neuquén Basin - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- http://creativecommons.org/licenses/by-nc-sa/4.0/
- Repositorio
- Institución
- Universidad Nacional de La Plata
- OAI Identificador
- oai:sedici.unlp.edu.ar:10915/84032
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Ostrácodos (Crustacea) de la formación Allen (Cretácico tardío), Cuenca Neuquina, ArgentinaOstracodes (Crustacea) from the Allen formation (late cretaceous), Neuquén Basin, ArgentinaCarignano, Ana PaulaVarela, Julio AdriánCiencias NaturalesIlyocyprididaeLate campanian-early MaastrichtianLimnocytheridaeNeuquén BasinA new microfossil association was found in the Allen Formation at Loma Puntuda (Neuquén Basin, Río Negro Province, Argentina). It is represented by scarce charophyta and numerous carapaces and valves of ostracods from the families Ilyocyprididae (such as <i>Ilyocypris riograndensis</i> and several species of <i>Neuquenocypris</i>) and Limnocytheridae (with the species <i>Wolburgiopsis neocretacea</i> and <i>Vecticypris</i> sp.). Molluscs, fragments of dinosaur eggshells and a plesiosaur remains had been registered previously in the same profile. This kind of association of non marine with a few marine fauna seems to indicate that the Allen Formation at Loma Puntuda was deposited in a shallow, fresh to oligohaline water body, near the coast.Dá-se a conhecer uma nova associação de microfósseis para a Formação Allen na localidade de Loma Puntuda (bacia de Neuquén, província de Rio Negro, Argentina). A mesma encontra-se representada por escassas carófitas e numerosas valvas e carapaças de ostracodes pertencentes às famílias Ilyocyprididae (como <i>Ilyocypris riograndensis</i> e várias espécies de <i>Neuquenocypris</i>) e Limnocytheridae (com as espécies <i>Wolburgiopsis neocretacea</i> e <i>Vecticypris</i> sp.). No mesmo perfil foram anteriormente registrados moluscos, fragmentos de cascas de ovo de dinossauros e restos de plesiossauro. Esta mistura de fauna continental com alguns elementos marinhos indica que a Formação Allen, em Loma Puntuda, foi depositada num corpo de água doce a oligohalino, pouco profundo, muito próximo à costa.Facultad de Ciencias Naturales y Museo2011info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionArticulohttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdf169-178http://sedici.unlp.edu.ar/handle/10915/84032spainfo:eu-repo/semantics/altIdentifier/issn/1519-7530info:eu-repo/semantics/altIdentifier/doi/10.4072/rbp.2011.2.05info:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by-nc-sa/4.0/Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)reponame:SEDICI (UNLP)instname:Universidad Nacional de La Platainstacron:UNLP2025-10-15T11:08:02Zoai:sedici.unlp.edu.ar:10915/84032Institucionalhttp://sedici.unlp.edu.ar/Universidad públicaNo correspondehttp://sedici.unlp.edu.ar/oai/snrdalira@sedici.unlp.edu.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:13292025-10-15 11:08:02.841SEDICI (UNLP) - Universidad Nacional de La Platafalse |
dc.title.none.fl_str_mv |
Ostrácodos (Crustacea) de la formación Allen (Cretácico tardío), Cuenca Neuquina, Argentina Ostracodes (Crustacea) from the Allen formation (late cretaceous), Neuquén Basin, Argentina |
title |
Ostrácodos (Crustacea) de la formación Allen (Cretácico tardío), Cuenca Neuquina, Argentina |
spellingShingle |
Ostrácodos (Crustacea) de la formación Allen (Cretácico tardío), Cuenca Neuquina, Argentina Carignano, Ana Paula Ciencias Naturales Ilyocyprididae Late campanian-early Maastrichtian Limnocytheridae Neuquén Basin |
title_short |
Ostrácodos (Crustacea) de la formación Allen (Cretácico tardío), Cuenca Neuquina, Argentina |
title_full |
Ostrácodos (Crustacea) de la formación Allen (Cretácico tardío), Cuenca Neuquina, Argentina |
title_fullStr |
Ostrácodos (Crustacea) de la formación Allen (Cretácico tardío), Cuenca Neuquina, Argentina |
title_full_unstemmed |
Ostrácodos (Crustacea) de la formación Allen (Cretácico tardío), Cuenca Neuquina, Argentina |
title_sort |
Ostrácodos (Crustacea) de la formación Allen (Cretácico tardío), Cuenca Neuquina, Argentina |
dc.creator.none.fl_str_mv |
Carignano, Ana Paula Varela, Julio Adrián |
author |
Carignano, Ana Paula |
author_facet |
Carignano, Ana Paula Varela, Julio Adrián |
author_role |
author |
author2 |
Varela, Julio Adrián |
author2_role |
author |
dc.subject.none.fl_str_mv |
Ciencias Naturales Ilyocyprididae Late campanian-early Maastrichtian Limnocytheridae Neuquén Basin |
topic |
Ciencias Naturales Ilyocyprididae Late campanian-early Maastrichtian Limnocytheridae Neuquén Basin |
dc.description.none.fl_txt_mv |
A new microfossil association was found in the Allen Formation at Loma Puntuda (Neuquén Basin, Río Negro Province, Argentina). It is represented by scarce charophyta and numerous carapaces and valves of ostracods from the families Ilyocyprididae (such as <i>Ilyocypris riograndensis</i> and several species of <i>Neuquenocypris</i>) and Limnocytheridae (with the species <i>Wolburgiopsis neocretacea</i> and <i>Vecticypris</i> sp.). Molluscs, fragments of dinosaur eggshells and a plesiosaur remains had been registered previously in the same profile. This kind of association of non marine with a few marine fauna seems to indicate that the Allen Formation at Loma Puntuda was deposited in a shallow, fresh to oligohaline water body, near the coast. Dá-se a conhecer uma nova associação de microfósseis para a Formação Allen na localidade de Loma Puntuda (bacia de Neuquén, província de Rio Negro, Argentina). A mesma encontra-se representada por escassas carófitas e numerosas valvas e carapaças de ostracodes pertencentes às famílias Ilyocyprididae (como <i>Ilyocypris riograndensis</i> e várias espécies de <i>Neuquenocypris</i>) e Limnocytheridae (com as espécies <i>Wolburgiopsis neocretacea</i> e <i>Vecticypris</i> sp.). No mesmo perfil foram anteriormente registrados moluscos, fragmentos de cascas de ovo de dinossauros e restos de plesiossauro. Esta mistura de fauna continental com alguns elementos marinhos indica que a Formação Allen, em Loma Puntuda, foi depositada num corpo de água doce a oligohalino, pouco profundo, muito próximo à costa. Facultad de Ciencias Naturales y Museo |
description |
A new microfossil association was found in the Allen Formation at Loma Puntuda (Neuquén Basin, Río Negro Province, Argentina). It is represented by scarce charophyta and numerous carapaces and valves of ostracods from the families Ilyocyprididae (such as <i>Ilyocypris riograndensis</i> and several species of <i>Neuquenocypris</i>) and Limnocytheridae (with the species <i>Wolburgiopsis neocretacea</i> and <i>Vecticypris</i> sp.). Molluscs, fragments of dinosaur eggshells and a plesiosaur remains had been registered previously in the same profile. This kind of association of non marine with a few marine fauna seems to indicate that the Allen Formation at Loma Puntuda was deposited in a shallow, fresh to oligohaline water body, near the coast. |
publishDate |
2011 |
dc.date.none.fl_str_mv |
2011 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Articulo http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
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article |
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http://sedici.unlp.edu.ar/handle/10915/84032 |
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