The Cretaceous ammonite Hemiptychoceras Spath in Antarctica
The occurrence of the heteromorph ammonite genus Hemiptychoceras Spath is reported for the first time from Antarctica. Previously described from the Upper Albian-Lower Cenomanian of Europe, India, Madagascar, Zululand (South Africa) and Blake Plateau (northern Florida, in the western Atlantic), the...
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ftconicet:oai:ri.conicet.gov.ar:11336/68236 2023-10-09T21:47:14+02:00 The Cretaceous ammonite Hemiptychoceras Spath in Antarctica Medina, Francisco Alberto Scasso, Roberto Adrian application/pdf http://hdl.handle.net/11336/68236 eng eng Muséum d'Histoire Naturelle info:eu-repo/semantics/altIdentifier/url/http://institutions.ville-geneve.ch/fr/mhn/frontpage/revue-de-paleobiologie/?sourceid=chrome&sugexp=chrome,mod http://hdl.handle.net/11336/68236 Medina, Francisco Alberto; Scasso, Roberto Adrian; The Cretaceous ammonite Hemiptychoceras Spath in Antarctica; Muséum d'Histoire Naturelle; Revue de Paléobiologie; 11; 8-2012; 269-277 1661-5468 CONICET Digital CONICET info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ Ammonoidea Hamitidae Hemiptychoceras Cenomanian Antarctica https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 info:eu-repo/semantics/article info:ar-repo/semantics/artículo info:eu-repo/semantics/publishedVersion ftconicet 2023-09-24T18:47:43Z The occurrence of the heteromorph ammonite genus Hemiptychoceras Spath is reported for the first time from Antarctica. Previously described from the Upper Albian-Lower Cenomanian of Europe, India, Madagascar, Zululand (South Africa) and Blake Plateau (northern Florida, in the western Atlantic), the new material is identified with the species Hemiptychoceras tropicum (koSSmat), hitherto known only from India. It provides an important new biostratigraphical datum. Hemiptychoceras tropicum has been collected from a single level at each of two localities where the Whisky Bay Formation (Gustav Group) crops out. It is associated with Mariella sp., Anagaudryceras sacya (ForbeS) and the bivalve Actinoceramus cf. concentricus (parkinSon). On the basis of this assemblage and the underlying and overlying mollusc faunas an early Cenomanian age is suggested. Fil: Medina, Francisco Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ciencias Geológicas. Área de Sedimentología; Argentina Fil: Scasso, Roberto Adrian. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ciencias Geológicas. Área de Sedimentología; Argentina Article in Journal/Newspaper Antarc* Antarctica CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas) Argentina Medina ENVELOPE(-66.233,-66.233,-68.453,-68.453) Forbes ENVELOPE(-66.550,-66.550,-67.783,-67.783) Whisky Bay ENVELOPE(-58.134,-58.134,-63.889,-63.889) |
institution |
Open Polar |
collection |
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas) |
op_collection_id |
ftconicet |
language |
English |
topic |
Ammonoidea Hamitidae Hemiptychoceras Cenomanian Antarctica https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 |
spellingShingle |
Ammonoidea Hamitidae Hemiptychoceras Cenomanian Antarctica https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 Medina, Francisco Alberto Scasso, Roberto Adrian The Cretaceous ammonite Hemiptychoceras Spath in Antarctica |
topic_facet |
Ammonoidea Hamitidae Hemiptychoceras Cenomanian Antarctica https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 |
description |
The occurrence of the heteromorph ammonite genus Hemiptychoceras Spath is reported for the first time from Antarctica. Previously described from the Upper Albian-Lower Cenomanian of Europe, India, Madagascar, Zululand (South Africa) and Blake Plateau (northern Florida, in the western Atlantic), the new material is identified with the species Hemiptychoceras tropicum (koSSmat), hitherto known only from India. It provides an important new biostratigraphical datum. Hemiptychoceras tropicum has been collected from a single level at each of two localities where the Whisky Bay Formation (Gustav Group) crops out. It is associated with Mariella sp., Anagaudryceras sacya (ForbeS) and the bivalve Actinoceramus cf. concentricus (parkinSon). On the basis of this assemblage and the underlying and overlying mollusc faunas an early Cenomanian age is suggested. Fil: Medina, Francisco Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ciencias Geológicas. Área de Sedimentología; Argentina Fil: Scasso, Roberto Adrian. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ciencias Geológicas. Área de Sedimentología; Argentina |
format |
Article in Journal/Newspaper |
author |
Medina, Francisco Alberto Scasso, Roberto Adrian |
author_facet |
Medina, Francisco Alberto Scasso, Roberto Adrian |
author_sort |
Medina, Francisco Alberto |
title |
The Cretaceous ammonite Hemiptychoceras Spath in Antarctica |
title_short |
The Cretaceous ammonite Hemiptychoceras Spath in Antarctica |
title_full |
The Cretaceous ammonite Hemiptychoceras Spath in Antarctica |
title_fullStr |
The Cretaceous ammonite Hemiptychoceras Spath in Antarctica |
title_full_unstemmed |
The Cretaceous ammonite Hemiptychoceras Spath in Antarctica |
title_sort |
cretaceous ammonite hemiptychoceras spath in antarctica |
publisher |
Muséum d'Histoire Naturelle |
url |
http://hdl.handle.net/11336/68236 |
long_lat |
ENVELOPE(-66.233,-66.233,-68.453,-68.453) ENVELOPE(-66.550,-66.550,-67.783,-67.783) ENVELOPE(-58.134,-58.134,-63.889,-63.889) |
geographic |
Argentina Medina Forbes Whisky Bay |
geographic_facet |
Argentina Medina Forbes Whisky Bay |
genre |
Antarc* Antarctica |
genre_facet |
Antarc* Antarctica |
op_relation |
info:eu-repo/semantics/altIdentifier/url/http://institutions.ville-geneve.ch/fr/mhn/frontpage/revue-de-paleobiologie/?sourceid=chrome&sugexp=chrome,mod http://hdl.handle.net/11336/68236 Medina, Francisco Alberto; Scasso, Roberto Adrian; The Cretaceous ammonite Hemiptychoceras Spath in Antarctica; Muséum d'Histoire Naturelle; Revue de Paléobiologie; 11; 8-2012; 269-277 1661-5468 CONICET Digital CONICET |
op_rights |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
_version_ |
1779310207158976512 |