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Francisco Amaro Mourgues,Luc G. Bulot,Camille Frau
Pág. 213 - 236
Ammonites of the genus Santafecites Etayo-Serna and subgenus Olcostephanus (Viluceras) Aguirre-Urreta and Rawson are described for the first time from Chile. The succession of Olcostephaninae from the Chañarcillo Basin of northern Chile is described in t...
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Jacobus Le Roux,Jacqueline Puratich,F. Amaro Mourgues,Jose Luis Oyarzun,Rodrigo A. Otero,Teresa Torres,Francisco Herve
Pág. 329 - 344
Very little work has been done on the stratigraphy and sedimentology of the upper Oligocene-Lower Miocene Río Baguales Formation in the Magallanes Province of southern Chile since its original definition in 1957. A detailed stratigraphic section of the u...
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Marcela Cichowolski,Francisco A. Mourgues,Ernesto Perez d'A
Pág. 119 - 132
Fragmentary remains of nautilids assigned to the genus Cymatoceras Hyatt, found in Barremian strata at the Atacama Basin, northern Chile, are described. The specimens can be divided into two taxa: Cymatoceras sp., from the late Upper Barremian, that has ...
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