The Ediacaran paleontological record in South America

LV Warren, B Becker-Kerber, L Inglez, FG Varejão… - Earth-Science …, 2024 - Elsevier
South America figures as one of the most fruitful continents for paleontological research on
the Ediacaran-Cambrian transition, with almost 100 years of studies on organisms …

Tectono-Stratigraphic reconstruction of the Neoproterozoic Tandilia System: An approach from subsidence analysis

N Scivetti, MJ Arrouy, P Marcos, LV Warren… - Precambrian …, 2024 - Elsevier
Several studies on the Neoproterozoic sedimentary cover of the Tandilia System, Argentina,
have been carried out in recent decades. The integration of this knowledge and new results …

Two karst events bounding drastic changes in the Neoproterozoic Tandilia Basin history, Argentina: paleogeographic relevance

LE Gómez-Peral, MJ Arrouy, MS Raigemborn… - International Journal of …, 2023 - Springer
The sedimentary infill of the Tandilia Basin is characterised by at least four different stages of
deposition during the Neoproterozoic (< 1160 to~ 550 Ma), two of them recognisable in the …

Crustal architecture and tectonic evolution of the southernmost Río de la Plata Craton and its Neoproterozoic–Paleozoic sedimentary cover: Insights from 3D litho …

RO Christiansen, CAB Justiniano, S Oriolo… - Precambrian …, 2021 - Elsevier
In the last decade, several models have been proposed to explain the location and
geometry of the southern margin of the Archean–Paleoproterozoic Río de la Plata Craton …

Sedimentología y estratigrafía del Grupo La Providencia (nom. nov.): cubierta superior neoproterozoica, Sistema de Tandilia, Argentina

MJ Arrouy, DG Poiré, LE Gómez Peral… - … American journal of …, 2015 - SciELO Argentina
La cobertura neoproterozoica del Cratón del Río de La Plata en el área de Sierras Bayas-
Olavarría (noroeste del Sistema de Tandilia) constituye el relleno sedimentario más antiguo …

Controls on composition and diagenesis of wave-and river-dominated deltas: impacts on reservoir properties. An example from the La Anita Formation (Argentina)

D Moyano-Paz, AR Gómez-Dacal, AN Varela… - Marine and Petroleum …, 2022 - Elsevier
Abstract Wave-, tidal-, and fluvial-dominated deltas are important hydrocarbon reservoirs
worldwide, and it is well known that depositional facies types, detrital composition and …

Deciphering the Importance of Mineralogical Changes in the Neoproterozoic Epeiric Seas through the Sedimentary Succession of Tandilia System: A Brief Review

LE Gómez-Peral, MJ Arrouy, C Ferreyra, V Penzo… - Minerals, 2024 - mdpi.com
The Neoproterozoic (> 1160 to~ 540 Ma) sedimentary record of the Tandilia System is
reorganized into eight depositional sequences based on a detailed review of published …

Preglacial palaeoenvironmental evolution of the ediacaran loma Negra formation, far southwestern gondwana, Argentina

LE Gómez-Peral, AJ Kaufman, MJ Arrouy… - Precambrian …, 2018 - Elsevier
Abstract The Ediacaran Loma Negra Formation may be deposited in a platform environment
related to the Clymene Ocean. This unit is exposed in the Olavarría and Barker areas within …

A new record of late Ediacaran acritarchs from La Providencia Group (Tandilia System, Argentina) and its biostratigraphical significance

MJ Arrouy, C Gaucher, DG Poire, S Xiao… - Journal of South …, 2019 - Elsevier
A well preserved assemblage of organic-walled microfossils is described from the Alicia and
Cerro Negro formations of the La Providencia Group. The microbiota is dominated by …

Paleoenvironmental implications of two phosphogenic events in Neoproterozoic sedimentary successions of the Tandilia System, Argentina

LE Gómez-Peral, AJ Kaufman, DG Poiré - Precambrian Research, 2014 - Elsevier
Two phosphogenic events of potential economic importance (preserving P 2 O 5
abundances up to 25 and 35%, respectively) are recognized in the Neoproterozoic Tandilia …