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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Autores principales: Vennari, V.V., Álvarez, P.P., Aguirre-Urreta, B.
Formato: Artículo publishedVersion
Publicado: 2012
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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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spelling 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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