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Diego Rodríguez,David John Ward,Jorge Andrés Quezada
Pág. 217 - 247
Late Paleocene elasmobranch findings are reported, along with reinterpretations of some previous taxonomic identifications in two main outcrops around Talcahuano area (Biobío region, Chile), and also delimiting the exposed lithostratigraphic units. Revie...
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Ignacio Arenillas, Vicente Gilabert and José A. Arz
After the Cretaceous/Paleogene boundary (KPB) catastrophic mass extinction event, an explosive evolutionary radiation of planktic foraminifera took place in consequence of the prompt occupation of empty niches. The rapid evolution of new species makes it...
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Anna Waskowska
The biostratigraphy of the Outer Carpathians is based mainly on the ranges of agglutinated foraminifera. Species acmes provide the opportunity to enhance and support the existing biozonations. Assemblages of agglutinated foraminifera from the Campanian t...
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Manuel Martín-Martín, Francesco Guerrera, Rachid Hlila, Alí Maaté, Soufian Maaté, Mario Tramontana, Francisco Serrano, Juan Carlos Cañaveras, Francisco Javier Alcalá and Douglas Paton
An interdisciplinary study based on lithostratigraphic, biostratigraphic, petrographic and mineralogical analyses has been performed in order to establish the Cenozoic tectono-sedimentary evolution of the El Habt and Ouezzane Tectonic Units (External Int...
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Telma B. Musso,Andrea Concheyro,Gisela Pettinari
Pág. 511 - 540
This study presents new mineralogical, sedimentological, and micropaleontological data from the Jagüel (Late Maastrichtian-Early Danian) and Roca (Danian) formations, located in the eastern sector of Pellegrini Lake, Río Negro province, República Argenti...
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Alejandro Sanchez,Polina Pavlishina,Estanislao Godoy,Francisco Herve,Mark Fanning
Pág. 413 - 432
On the west coast of Tierra del Fuego, south of Cabo Nariz, in Chile, Upper Cretaceous to Paleocene sedirnentary successions of the Magallanes foreland basin crop out. The presence of dinoflagellate cysts, as well as radiometric U-Pb SHRIMP dating of det...
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Eduardo B. Olivero,Norberto Malumian,Susana Palamarczuk
Pág. 245 - 264
The stratigraphic evolution of marine, Upper Cretaceous-Paleocene rocks within the inner fold belt of the foreland Austral-Malvinas basins is studied at the eastern tip of the Fuegian Andes. At Thetis Bay, the stratigraphic column includes three Formatio...
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