The accuracy of the radiometric ages for the Pennsylvanian-Permian section of the Paraná
Basin has been progressively increased in the past two decades, allowing a better …

A diverse and exceptionally preserved fossil association occurs in Campáleo Outcrop black
shales of the upper Itararé Group, correlated to the Lontras Member, considered …

Index species useful for correlations with the International Stratigraphical Column are rare or
absent in the Pennsylvanian–Permian strata of the Paraná Basin in Brazil, preventing …

Palynology is one of the most useful tools for constructing biostratigraphic charts in the late
Paleozoic basins of South America, but the lack of radiometric ages often makes it difficult to …

Abstract The Raistrickia densa-Convolutispora muriornata (DM) palynological assemblage
biozone formerly proposed twenty years ago for Pennsylvanian successions of central …

This research presents the palynostratigraphy of organic-rich shales from the Irati and the
Corumbataí formations, Paraná Basin (PB), Southeastern Brazil, as part of an …

The Aquidauana Formation is a Permo-Carboniferous sedimentary unit, widely
stratigraphicaly distributed in the northwestern and northern portions of the Paraná Basin …

The Pennsylvanian on the western rim of Gondwana can be considered a time of significant
contrasts in terms of environments, revealing a unique translatitudinal disposition of the …

The Paraná Basin is a large intracratonic basin comprising a thick (up ca. 6,800 m) and
widespread sedimentary-magmatic sequence, which covers about 1,700,000 km2 in Central …

A new biozonation is proposed for the Late Carboniferous strata of the northeastern Paraná
Basin (São Paulo and Paraná States), based on well-preserved palynological assemblages …