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Pablo O. Canziani, S. Gabriela Lakkis, Adrián E. Yuchechen and Oscar Bonfilli
A climate analysis of the monthly mean temperatures of Southern Patagonia during the late-XIXth and early-XXth centuries was carried out as part of the international data rescue Atmospheric Circulation Reconstructions over the Earth (ACRE) program partne...
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Mariel Ferrari
Pág. 291 - 301
The present paper aims at the description of two new species of Euthyneura (Heterobranchia: Gastropoda) in the Early Jurassic (early Pliensbachian) marine deposits of the Chubut Basin at southern Patagonia, Argentina. The new species Cossmannina australi...
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Sergio F. Vizcaino,M. Susana Bargo,M. Encarnación Pérez,Inés Aramendía,José I. Cuitiño,Eduardo S. Monsalvo,Evangelos Vlachos,Jorge I. Noriega,Richard F. Kay
Pág. 382 - 422
The early-middle Miocene continental Cerro Boleadoras Formation (CBF) crops out in the area of Cerro Boleadoras and Cerro Plomo on the western slope of the Meseta del Lago Buenos Aires, northwestern Santa Cruz Province, Argentina. The lower levels of the...
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Marta Umbert, Nina Hoareau, Jordi Salat, Joaquín Salvador, Sébastien Guimbard, Estrella Olmedo and Carolina Gabarró
The Vendée Globe is the world?s most famous solo, non-stop, unassisted sailing race. The Institute of Marine Sciences and the Barcelona Ocean Sailing Foundation installed a MicroCAT on the One Ocean One Planet boat. The skipper, Dídac Costa, completed th...
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Guillermo Figueroa-Muñoz, Carlos Molinet, Manuel Díaz and Patricio De los Ríos-Escalante
The southern king crab, Lithodes santolla, is an important fishery resource in the inner seas of Chilean Patagonia. The fishing gear used to catch southern king crab (bait trap) and its operation at different depths over several months provide the opport...
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Augusto Nicolás Varela, María Sol Raigemborn, Patricio Emmanuel Santamarina, Sabrina Lizzoli, Thierry Adatte and Ulrich Heimhofer
The Cenomanian Mata Amarilla Formation (MAF) in southern Patagonia (~55° S paleolatitude, Austral-Magallanes Basin, Argentina) is composed mainly of stacked fluvial deposits with intercalated paleosols, which document Cenomanian environments at high-pale...
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Alejandro Sánchez Valenzuela,Michel de Saint-Blanquat,Francisco Hervé,Mireille Polvé,Diego Morata,Phillipe de Parseval,Mathieu Benoit
Pág. 359 - 402
In this work, we present the results of a petrographic and geochemical study that involves seven Cenozoic plutons located in a NS trending belt in western Patagonia, south of the present Chile Triple-Junction and to the east of the present magmatic arc. ...
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Silvana Noelia Moragues,María Gabriela Lenzano,Sergio Andrés Rivera,Jonathan Gabriel Oberreuter,Alberto Vich
Pág. 557 - 576
Glaciation and deglaciation modify the stress of the slopes affected by these processes and can trigger their instability and landslides. This study describes, characterizes and reconstructs a large rotational landslide of soil and moraine material, whic...
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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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Giovanni Zanchetta,Marta Pappalardo,Alessio Di Roberto,Monica Bini,Ilenia Arienzo,Ilaria Isola,Adriano Ribolini,Gabriella Boretto,Enrique Fuck,Daniela Mele,Massimo D?Orazio,Fabio Marzaioli,Isabella Passariello
Pág. 267 - 280
In this paper we illustrate the stratigraphy, geochronology, and geochemistry (major, minor, trace elements and Sr-isotopes) of a Holocene tephra layer found within coastal sedimentary deposits north of Caleta Olivia (Santa Cruz Province, Argentina). The...
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