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 …

Among the four palynozones established for the Pennsylvanian–Permian sedimentary
succession of the Paraná Basin, two are related to the glacial (AcZ: Ahrensisporites cristatus …

The palynostratigraphy of the lower and Coal members of the Copacabana Formation from
Apillapampa, central Bolivia was investigated. Twelve samples yielded abundant and …

We present new data on the Vichigasta Carboniferous paleovalley, a glacial trough crucial
to understand the type of glaciation that affected western Gondwana during the Late …

Absolute radiometric data obtained recently in Upper Paleozoic basins of South America
and Southern Africa are available to constrain the age of some palynological biozones …

Materials and methods This paper is based on samples sourced from drill-cores provided by
the Botswana Department of Geological Survey, as part of a broader project to investigate …

Six productive samples from the upper part of the Early Carboniferous Ambo Formation at
Pongo de Mainique, Peru, are analyzed for 55 recognized miospore species of continental …

Palynological analysis of ten core samples obtained from 867–729 m depth in the Pando X-
1 Borehole (11° 36′ 07 ″S, 67° 56′ 45 ″W), northern Bolivia, is presented …

The palynological contents of the Permian Tres Islas and Melo formations (Frayle Muerto,
Mangrullo and Paso Aguiar members), obtained from boreholes and outcrop in northeastern …

First palynological information from surface samples of the Serra Alta and Rio do Rasto
formations (Passa Dois Group, Paraná Basin), exposed in the Serra do Rio do Rastro …