The extinction of the Pleistocene megafauna in the Pampa of southern Brazil

RP Lopes, JC Pereira, L Kerber… - Quaternary Science …, 2020 - Elsevier
Abstract The Late Pleistocene-early Holocene faunal turnover in South America was
characterized by the extinction of all mammals with body mass> 300 kg and several smaller …

Patterns of resource use and isotopic niche overlap among guanaco (Lama guanicoe), pampas deer (Ozotoceros bezoarticus) and marsh deer (Blastocerus …

D Loponte, MJ Corriale - Environmental Archaeology, 2020 - Taylor & Francis
In this paper, we analyze the isotopic niche and resource use of the guanaco (Lama
guanicoe), pampas deer (Ozotoceros bezoarticus) and marsh deer (Blastocerus …

Isotopic evidence for a diet shift in a Pleistocene sub-adult mastodon from the Brazilian Pampa

RP Lopes, JC Pereira, AN Sial, SR Dillenburg - Historical Biology, 2023 - Taylor & Francis
ABSTRACT Palaeoecological studies on South American mastodons using stable isotopes
from isolated teeth indicate variable diets, but represent only a short portion of the total …

Late Pleistocene-Holocene diatomites from the coastal plain of southern Brazil: Paleoenvironmental implications

RP Lopes, MS de Souza, JC Pereira, SV Raupp… - Quaternary …, 2021 - Elsevier
The southern Brazilian coastal area harbors one of the largest wetland systems of South
America, important for its plant and animal biodiversity and ecosystems services provided for …

[HTML][HTML] Tendencias climáticas para los pastizales pampeanos durante el Pleistoceno tardío-Holoceno: estimaciones cuantitativas basadas en secuencias polínicas …

MS Tonello, AR Prieto - Ameghiniana, 2010 - SciELO Argentina
Se presentan los modelos de calibración polen-clima de temperatura media anual (T an),
precipitación anual (P an) y eficiencia de la precipitación (EP) para la región de los …

Modern pollen assemblages of surface samples and their relationships to vegetation in the campos region of Uruguay

D Mourelle, AR Prieto - Review of Palaeobotany and Palynology, 2012 - Elsevier
This study documents the relationship between the modern pollen assemblages and the
main vegetation types of the campos region of Uruguay. A total of 46 surface soil samples …

Pampa plain (Argentina) wetland history through a lake case study: Kakel Huincul Environmental History during the last 600 years

G Sánchez Vuichard, MS Tonello, S Stutz, D Navarro… - Wetlands, 2023 - Springer
Kakel Huincul lake is located in one of the main wetlands of Argentina. A multi-indicator
analysis, including pollen, non-pollen palynomorphs and plant macrofossil remains and …

[HTML][HTML] Asociaciones polínicas de sedimentos superficiales del norte de la región chaqueña argentina

EÁ Pereira, GR Torres, LC Lupo… - Revista de Biología …, 2018 - scielo.sa.cr
La vegetación chaqueña esta condicionada por diversas presiones ambientales que
afectan la fisionomía del paisaje. Con el objetivo de reconocer cambios espaciales de la …

[HTML][HTML] Pollen assemblages of surface sediments from the North of the Argentine Chaco region

EÁ Pereira, GR Torres, LC Lupo… - Revista de Biología …, 2018 - scielo.sa.cr
La vegetación chaqueña esta condicionada por diversas presiones ambientales que
afectan la fisionomía del paisaje. Con el objetivo de reconocer cambios espaciales de la …

Modern pollen assemblages of surface samples and their relationships to vegetation in the campos region of Uruguay

D Mourelle Civano, AR Prieto - 2012 - ri.conicet.gov.ar
This study documents the relationship between the modern pollen assemblages and the
main vegetation types of the campos region of Uruguay. A total of 46 surface soil samples …