Abstract
This present research project aims to study palynomorphs (dinocysts, spores, pollen grains, palynoforaminiferous and copepods eggs as well ) and palynofacies (constituents of kerogen), from sixty-nine samples came from a testimony of 2 wells-RSS-1, obtained by Petrobras in the Pelotas basin, state of Rio Grande do Sul. The range to be studied is placed between 4487.20 and 1906.05 m de…