Sobre la posición sistemática de los ammonites del Oxfordiense de los Andes Chilenos (Cordillera Domeyko, Chile, Provincia Andina)

The study of Oxfordian Perisphinctidae (Ammonoidea) from the Andean Province (Chili) shows a marked Iow share of typically european representatives (Perisphinctinae), the proportion being somewhat higher in the case of true tethyan elements (Passendorferiinae), and specially high for cuban elements...

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Detalles Bibliográficos
Autores: Meléndez Hevia, Guillermo, Myczynski, R.
Tipo de recurso: artículo
Fecha de publicación:1987
País:España
Institución:Universidad de Huelva (UHU)
Repositorio:Arias Montano. Repositorio Institucional de la Universidad de Huelva
Idioma:español
OAI Identifier:oai:ariasmontano.uhu.es:10272/18473
Acceso en línea:http://hdl.handle.net/10272/18473
Access Level:acceso abierto
Palabra clave:Systematics
Palaeobiogeography
Ammonites
Oxfordian
Andean Province
Descripción
Sumario:The study of Oxfordian Perisphinctidae (Ammonoidea) from the Andean Province (Chili) shows a marked Iow share of typically european representatives (Perisphinctinae), the proportion being somewhat higher in the case of true tethyan elements (Passendorferiinae), and specially high for cuban elements (Vinalesphinctes). lt seems, therefore, adequate individualising this last genus and related forms under a new subfamilial taxa: Vinalesphinctinae, nov. Its origin as a true Eastern Pacific Realm group, or else, as a «peripheral stem» of Tethyan stock, is stil under discussion