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Rodrigo A. Otero,Sergio Soto-Acuña,Christian Salazar S.,José Luis Oyarzún
Pág. 237 - 267
Several Upper Cretaceous plesiosaur specimens recovered from southernmost Chile are described here. These were collected from upper levels of the Dorotea Formation exposed on three different localities (Sierra Baguales, Cerro Castillo, and Dumestre). The...
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Rodrigo A. Otero,Sergio Soto-Acuña
Pág. 268 - 283
Here we studied new fossil chondrichthyans from two localities, Río de Las Minas, and Sierra Dorotea, both in the Magallanes Region, southernmost Chile. In Río de Las Minas, the upper section of the Priabonian Loreto Formation have yielded material refer...
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J. Enrique Bostelmann,Jacobous P. Le Roux,Ana Vásquez,Néstor M. Gutiérrez,José Luis Oyarzún,Catalina Carreño,Teresa Torres,Rodrigo Otero,Andrea Llanos,C. Mark Fanning,Francisco Hervé
Pág. 458 - 489
A succession of marine and continental strata on the southern flank of Cerro Cono in the Sierra Baguales, northeast of Torres del Paine, can be correlated with stratigraphic units exposed along the southern border of the Lago Argentino region in Santa Cr...
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Roberto E. Yury-Yáñez,Rodrigo A. Otero,Sergio Soto-Acuña,Mario E. Suárez,David Rubilar-Rogers,Michel Sallaberry
Pág. 548 - 557
Paleogene records of birds in the Eastern margin of the Pacific Ocean have increased in recent years, being almost exclusively restricted to fossil Sphenisciformes (penguins). New avian remains (Ornithurae, Neornithes)from Middle-to-Late Eocene levels of...
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Rodrigo A. Otero,Teresa Torres,Jacobus P. Le Roux,Francisco Herve,C.Mark Fanning,Roberto E. Yury-Yanez,David Rubilar-Rogers
Pág. 180 - 200
We present new data on the paleoichthyology, paleobotany and radiometric results of the Loreto Formation in the Brunswick Peninsula of southernmost Chile, that allow us to propose a Late Eocene age. The rich diversity of fossil cartilaginous fishes (Chon...
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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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Rodrigo A. Otero,Mario E. Suarez,Jacobus P. Le Roux
Pág. 342 - 350
New remains of plesiosaurs (Diapsida; Sauropterygia) found in a transported block correlated with upper levels of the Dorotea Formation, Late Cretaceous (Maastrichtian) are described herein. They were collected on the southern slopes of Sierra Dorotea lo...
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