The first upper Silurian land-derived palynological assemblage from South America: Depositional environment and stratigraphic significance

SN Césari, S Marenssi, CO Limarino, PL Ciccioli… - Palaeogeography …, 2020 - Elsevier
A thick succession of quartz-rich sandstones cropping out in the middle part of the Villacorta
Creek, on the western slope of the Sierra del Famatina (Valle Hermoso, La Rioja Province …