Se estudian los ammonoideos recolectados, con un muestreo sistemático, de la Unidad Calizas del Farreny, Sierra del Papiol, Macizo del Garraf (NE de España). Se han recolectado ammonoideos en 4 bancos, 12-15. El análisis bioestratigráfico de dicho registro ha permitido reconocer dos biozonas del Aptiense inferior: Deshayesites weissi pobremente representada y Deshayesites deshayesi.
Systematically sample ammonite specimens from the Fondo de la Berra section, Calizas del Farreny Unit, Serra del Papiol, Garraf Massif (NE de Spain) were studied in detail. Ammonoids were collected from four beds (12-15). The biostratigraphic analysis of this fossil record allowed us to recognize two Lower Aptian biozones: Deshayesites weissi, which is poorly represented, and Deshayesites deshayesi.
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