Vol 39, No 3 (2012)

Table of Contents

U-Pb zircon constraints on the age of the Cretaceous Mata Amarilla Formation, Southern Patagonia, Argentina: its relationship with the evolution of the Austral Basin
Augusto N. Varela, Daniel G. Poiré, Thomas Martin, Axel Gerdes, Francisco J. Goin, Javier N. Gelfo, Simone Hoffmann
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359-379
On the likelihood of future eruptions in the Chilean Southern Volcanic Zone: interpreting the past century’s eruption record based on statistical analyses
Yvonne Dzierma, Heidi Wehrmann
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380-393
Volcanic facies of the debris avalanche deposit of Tata Sabaya Volcano, Central Andes.
Benigno Godoy Godoy, Jorge Clavero, Constanza Rojas, Estanislao Godoy
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394-406
Sedimentary paleoenvironments of the Toro Negro Formation (Neogene), Andean broken foreland, northwest Argentina.
Patricia Lucía Ciccioli, Sergio A Marenssi
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407-441
Deformación andina en el cordón del Hielo Azul al oeste de El Bolsón. Implicancias en la evolución tectónica de la Cordillera Norpatagónica en Río Negro, Argentina
Jonathan E. Tobal, Emilio Rojas Vera, Andrés Folguera, Victor A. Ramos
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442-463
Ammonites and biostratigraphy of the Cuyo Group in the Sierra de Reyes (central Neuquén Basin, Argentina) and their sequential significance
Luis A. Spalletti, Horacio Parent, Gonzalo D. Veiga, Ernesto Schwarz
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464-481
Stratigraphy, fossil mammals, and age of the Eocene – Miocene volcano-sedimentary sequences of sierra Huantraico – sierra Negra and cerro Villegas (Neuquén Province, Argentina).
Alberto Garrido, Alejandro Kramarz, Analía Forasiepi, Mariano Bond
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482-510
Clay mineralogy and calcareous nannofossils from Jagüel and Roca formations in the eastern sector of Pellegrini Lake, Neuquen Basin, República Argentina.
Telma B. Musso, Andrea Concheyro, Gisela Pettinari
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511-540

Paleontological Note Back to top

Description of a theropod footprint from the Misiones Formation: first reliable fossil from the Mesozoic of Paraguay
Silvina De Valais, Victor Filippi, Sonia Molinas, Ricardo Souberlich
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541-547
First bird remains from the Eocene of Algarrobo, central Chile
Roberto E. Yury-Yáñez, Rodrigo A. Otero, Sergio Soto-Acuña, Mario E. Suárez, David Rubilar-Rogers, Michel Sallaberry
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548-557

Geological Note Back to top

Darwin’ seismic gap closed by the 2010 Maule earthquake
Daniel Melnick, Marcos Moreno, Marco Cisternas, Andrés Tassara
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558-563
Outer rise seismicity related to the Maule, Chile 2010 mega-thrust earthquake and hydration of the incoming oceanic lithosphere
Eduardo Ignacio Moscoso, Eduardo Contreras-Reyes
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564-572
Collaborators of the number
 
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