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Florencia Moreno,Ana Mestre,Susana Heredia
Pág. 302 - 317
The calcareous microfossils present in the Ordovician and Silurian carbonate successions around the world are limited to few studies and their biological affinities and environmental preferences remain indefinite. In the carbonate Ordovician San Juan For...
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Fernando Enrique Lopez,Cintia Kaufmann
Pág. 201 - 216
New data and a biostratigraphic review on Silurian graptolites of the La Chilca Formation are presented. Silurian retiolitids and monoserial graptolites are described for the first time in the lower layers of the Salto Macho Member at the Poblete Norte s...
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Ana Mestre,Mercedes Gallardo,María José Salas,Susana Heredia
Pág. 423 - 444
The microfossil hosted in the strata of the upper part of the San Juan Formation has been widely studied in several sections to the northward of the Argentinian Central Precordillera. In contrast, the coeval strata at the Los Baños de Talacasto section, ...
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Marcos Podesta,Gustavo Ortiz,Paola Orozco,Patricia Alvarado,Facundo Fuentes
Pág. 327 - 344
The Iglesia basin, in the San Juan Province, is the northern part of a Cenozoic piggy-back basin (the Iglesia-Calingasta-Uspallata basin), located above of the active flat-slab subduction zone of western Argentina. This basin is located between two mount...
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Gustavo Correa,Pedro Raúl Gutiérrez
Pág. 316 - 332
The Tupe and Patquía formations are known for their marine, deltaic, river, and eolian deposits that record different Late Paleozoic events in the Paganzo Basin. However, in the area of the Río Francia (Province of San Juan, Argentina), these units are r...
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Matías J. Mango,Guillermo L. Albanesi
Pág. 577 - 598
This study deals with the conodont biostratigraphy from the uppermost part of La Silla Formation (9.6 m) and the overlying San Juan Formation (264.7 m), at the Cerro La Silla section, Central Precordillera of San Juan, Argentina. The 41 samples of carbon...
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Fernanda Serra,Nicolás A. Feltes,Matías Mango,Miles A. Henderson,Guillermo L. Albanesi,Gladys Ortega
Pág. 125 - 143
The Ordovician System is extensively represented in the Precordillera of San Juan Province, Argentina. At the Cerro La Chilca in the Jáchal area, the limestone of the San Juan Formation is paraconformably overlain by interbedded limestone and shale of th...
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Luciano Luis Rasia,Ricardo A. Bonini,Adriana M. Candela
Pág. 430 - 445
In this work, we present two new records of Lagostomus from the late Miocene of Argentina. A right mandible from the Huachipampa Formation (Loma del Camello, San Juan Province) is assigned to Lagostomus telenkechanum, previously recorded in the Arroyo Ch...
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Josefina Bodnar,Ari Iglesias,Carina Colombi,Juan Drovandi
Pág. 567 - 603
The northern area of Cuyo Basin (west-central Argentina) corresponds to the Rincón Blanco half-graben, whose filling is arranged into the Rincón Blanco and Sorocayense groups. In the present study, we propose a new stratigraphic scheme for the Sorocayens...
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Matías J. Mango,Guillermo L. Albanesi
Pág. 274 - 299
The present study deals with the conodont biostratigraphy from the middle and upper parts of the San Juan Formation (Lower-Middle Ordovician) exposed at the Los Gatos creek section, west of the cerro Viejo de Huaco, Central Precordillera of San Juan Prov...
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