The Valanginian Olcostephaninae Haug, 1910 (Ammonoidea) from the Andean Lower Cretaceous Chanarcillo Basin, Northern Chile

The Valanginian Olcostephaninae Haug, 1910 (Ammonoidea) from the Andean Lower Cretaceous Chanarcillo Basin, Northern Chile

Ammonites of the genus Santafecites Etayo-Sema and subgenus Olcostephanus (Viluceras) Aguirre-Urreta and Rawson are described for the first time from Chile. The succession of Olcostephaninae from the Chanarcillo Basin of northern Chile is described in the light of new collections and revision of his...

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Autores principales: Mourgues,Francisco Amaro, Bulot,Luc G, Frau,Camille
Lenguaje:English
Publicado: Servicio Nacional de Geología y Minería (SERNAGEOMIN) 2015
Materias:
Olcostephaninae
Lower Cretaceous
Northern Chile
Systematic Paleontology
Biostratigraphy
Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-71062015000200004
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