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Peter K. Bijl,G. Raquel Guerstein,Edgar A. Sanmiguel Jaimes,Appy Sluijs,Silvio Casadio,Victor Valencia,Cecilia R. Amenábar,Alfonso Encinas
Pág. 185 - 218
The tectonic opening of the Tasmanian Gateway and Drake Passage represented crucial geographic requirements for the Cenozoic development of the Antarctic Circumpolar Current (ACC). Particularly the tectonic complexity of Drake Passage has hampered the ex...
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Ricardo Gómez,Maisa Tunik,Silvio Casadío
Pág. 256 - 274
The Upper Cretaceous nonmarine deposits of the Neuquén Basin have an important regional exposure. These deposits are included in the Neuquén Group, a well-studied unit in both the south and central part of the basin. However, the northernmost exposed bet...
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Hector A. Leanza,Silvio Casadio
Pág. 25 - 35
RESUMEN. Se da a conocer, por primera vez, la presencia de la familia Trigoniidae en el Cretacico Superior del occidente de la Provincia de La Pampa, Argentina. En las localidades de Barda Baya y Salitral de La Amarga se ha determinado la presencia de lo...
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