A new species of Andiceras Krantz (Cephalopoda: Ammonoidea) from the Late Jurassic-Early Cretaceous of the Neuquén Basin, Mendoza, Argentina. Systematics and Biostratigraphy
A new ammonoid species of the Andean endemic genus Andiceras Krantz is here described from upper Tithonian-lower Berriasian levels of the Vaca Muerta and Chachao Formations of the Mendoza Group, in north-western Mendoza Province, Argentina. Andiceras planulatus sp. nov. lies between the last beds wi...
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Acceso en línea: | http://hdl.handle.net/20.500.12110/paper_07187092_v39_n1_p92_Vennari https://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=artiaex&d=paper_07187092_v39_n1_p92_Vennari_oai |
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I28-R145-paper_07187092_v39_n1_p92_Vennari_oai2024-08-16 Vennari, V.V. Álvarez, P.P. Aguirre-Urreta, B. 2012 A new ammonoid species of the Andean endemic genus Andiceras Krantz is here described from upper Tithonian-lower Berriasian levels of the Vaca Muerta and Chachao Formations of the Mendoza Group, in north-western Mendoza Province, Argentina. Andiceras planulatus sp. nov. lies between the last beds with representatives of the Substeueroceras koeneni Assemblage Zone of late Tithonian age and the first bed yielding elements of the Argentiniceras noduliferum Assemblage Zone of early Berriasian age, according to the traditional Andean ammonoid zonation scheme. The particular stratigraphic position of Andiceras planulatus, together with its easily recognizable morphology makes this species a good potential biostratigraphic marker for the Jurassic-Cretaceous boundary in the Andean region. Fil:Vennari, V.V. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Álvarez, P.P. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Aguirre-Urreta, B. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. application/pdf http://hdl.handle.net/20.500.12110/paper_07187092_v39_n1_p92_Vennari info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar Andean Geol. 2012;39(1):92-105 Ammonoidea Andiceras Argentina Berriasian Chachao Formation Neuquén Basin Tithonian Vaca Muerta Formation Berriasian biomarker biostratigraphy biozonation cephalopod Jurassic-Cretaceous boundary morphology new species taxonomy Tithonian Argentina Mendoza Neuquen Basin Ammonoidea Cephalopoda A new species of Andiceras Krantz (Cephalopoda: Ammonoidea) from the Late Jurassic-Early Cretaceous of the Neuquén Basin, Mendoza, Argentina. Systematics and Biostratigraphy info:eu-repo/semantics/article info:ar-repo/semantics/artículo info:eu-repo/semantics/publishedVersion https://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=artiaex&d=paper_07187092_v39_n1_p92_Vennari_oai |
institution |
Universidad de Buenos Aires |
institution_str |
I-28 |
repository_str |
R-145 |
collection |
Repositorio Digital de la Universidad de Buenos Aires (UBA) |
topic |
Ammonoidea Andiceras Argentina Berriasian Chachao Formation Neuquén Basin Tithonian Vaca Muerta Formation Berriasian biomarker biostratigraphy biozonation cephalopod Jurassic-Cretaceous boundary morphology new species taxonomy Tithonian Argentina Mendoza Neuquen Basin Ammonoidea Cephalopoda |
spellingShingle |
Ammonoidea Andiceras Argentina Berriasian Chachao Formation Neuquén Basin Tithonian Vaca Muerta Formation Berriasian biomarker biostratigraphy biozonation cephalopod Jurassic-Cretaceous boundary morphology new species taxonomy Tithonian Argentina Mendoza Neuquen Basin Ammonoidea Cephalopoda Vennari, V.V. Álvarez, P.P. Aguirre-Urreta, B. A new species of Andiceras Krantz (Cephalopoda: Ammonoidea) from the Late Jurassic-Early Cretaceous of the Neuquén Basin, Mendoza, Argentina. Systematics and Biostratigraphy |
topic_facet |
Ammonoidea Andiceras Argentina Berriasian Chachao Formation Neuquén Basin Tithonian Vaca Muerta Formation Berriasian biomarker biostratigraphy biozonation cephalopod Jurassic-Cretaceous boundary morphology new species taxonomy Tithonian Argentina Mendoza Neuquen Basin Ammonoidea Cephalopoda |
description |
A new ammonoid species of the Andean endemic genus Andiceras Krantz is here described from upper Tithonian-lower Berriasian levels of the Vaca Muerta and Chachao Formations of the Mendoza Group, in north-western Mendoza Province, Argentina. Andiceras planulatus sp. nov. lies between the last beds with representatives of the Substeueroceras koeneni Assemblage Zone of late Tithonian age and the first bed yielding elements of the Argentiniceras noduliferum Assemblage Zone of early Berriasian age, according to the traditional Andean ammonoid zonation scheme. The particular stratigraphic position of Andiceras planulatus, together with its easily recognizable morphology makes this species a good potential biostratigraphic marker for the Jurassic-Cretaceous boundary in the Andean region. |
format |
Artículo Artículo publishedVersion |
author |
Vennari, V.V. Álvarez, P.P. Aguirre-Urreta, B. |
author_facet |
Vennari, V.V. Álvarez, P.P. Aguirre-Urreta, B. |
author_sort |
Vennari, V.V. |
title |
A new species of Andiceras Krantz (Cephalopoda: Ammonoidea) from the Late Jurassic-Early Cretaceous of the Neuquén Basin, Mendoza, Argentina. Systematics and Biostratigraphy |
title_short |
A new species of Andiceras Krantz (Cephalopoda: Ammonoidea) from the Late Jurassic-Early Cretaceous of the Neuquén Basin, Mendoza, Argentina. Systematics and Biostratigraphy |
title_full |
A new species of Andiceras Krantz (Cephalopoda: Ammonoidea) from the Late Jurassic-Early Cretaceous of the Neuquén Basin, Mendoza, Argentina. Systematics and Biostratigraphy |
title_fullStr |
A new species of Andiceras Krantz (Cephalopoda: Ammonoidea) from the Late Jurassic-Early Cretaceous of the Neuquén Basin, Mendoza, Argentina. Systematics and Biostratigraphy |
title_full_unstemmed |
A new species of Andiceras Krantz (Cephalopoda: Ammonoidea) from the Late Jurassic-Early Cretaceous of the Neuquén Basin, Mendoza, Argentina. Systematics and Biostratigraphy |
title_sort |
new species of andiceras krantz (cephalopoda: ammonoidea) from the late jurassic-early cretaceous of the neuquén basin, mendoza, argentina. systematics and biostratigraphy |
publishDate |
2012 |
url |
http://hdl.handle.net/20.500.12110/paper_07187092_v39_n1_p92_Vennari https://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=artiaex&d=paper_07187092_v39_n1_p92_Vennari_oai |
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