Early Tremadocian cephalopods from Santa Rosita Formation in NW Argentina: the oldest record for South America

Early Tremadocian cephalopods from Santa Rosita Formation in NW Argentina: the oldest record for South America

We describe early Tremadocian (Kainella meridionalis Biozone) cephalopods from the Cordillera Oriental, Jujuy, NW Argentina. They consist of numerous small specimens collected at the Quebrada de Arenal, Trancas section, near the town of Tilcara, in the Alfarcito Member of the Santa Rosita Formatio...

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Bibliographic Details
Main Authors: MARCELA CICHOWOLSKI, N. EMILIO VACCARI, ALEXANDER POHLE, DANIEL A. MORÓN ALFONSO, ROMAIN VAUCHER, BEATRIZ G. WAISFELD
Format: Article
Language:English
Published: Institute of Paleobiology PAS 2023-12-01
Series:Acta Palaeontologica Polonica
Subjects:
cephalopoda
ellesmeroceratidae
ellesmeroceras
stem cephalopods
tremadocian
ordovician
santa rosita formation
cordillera oriental
Online Access:https://www.app.pan.pl/archive/published/app68/app011032023.pdf

Internet

https://www.app.pan.pl/archive/published/app68/app011032023.pdf

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