| original |
Artinskian |
Kungurian |
Brazil(Rio Grande Sul) |
Fabricio,M.E.D. Palynology of the Rio Bonito Formation in the Gravatai-Morungava area, Rio Grande do Sul. |
1981 |
| details |
Early Permian |
|
Uruguay |
de Santa Ana,D. et al. Stratigraphic analysis of the San Gregorio Formation (Lower Permian), based in cores from the Cerro Largo sur nу4 Well (di.na.mi.ge.), Uruguay. |
1993 |
| details |
Early Permian |
|
Uruguay |
de Santa Ana,H. et al. Stratigraphic analysis of the San Gregorio Formation (Lower Permian), based in cores from the Cerro Largo Sur nу4 Well (Di.Na.Mi.De.),Uruguay. |
1993 |
| details |
Asselian |
Kungurian |
|
de Quadros,L.P. et al. Catalog of fossil pollen and spores of the Paleozoic |
1995 |
| details |
Sakmarian |
Early Artinskian |
Uruguay |
Beri,A. et al. Palynological and stratigraphic analysis of the San Gregorio Formation (Early Permian) located in the region of the Guazunambi Hills, Cerro largo Uruguay |
1996 |
| details |
Westphalian |
|
Brazil(Sao Paulo) |
do Amaral,P.G.C. et al. Macro and microphytofossils study of the Itarar© Subgroup at Km 96 of Bandeirantes highway, Campinas municipality, SP. |
2001 |