| details |
Carboniferous |
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Archangelsky,S. et al. Comparison of the Carboniferous palynoflora of the Paganzo Basin, (Argentina) and Parana (Brazil). (In: Paleobotanical and Palynology of South America-1985, T.R.Fairchild, editor) |
1987 |
| details |
Late Kasimovian |
Gzelian |
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Veevers,J.J. Appendix 1: Carboniferous - Permian - Triassic correlation chart. (In: Southern South America. (In: Permian-Triassic Pangean Basins and Fold Belts along the Panthalassan Margin of Gondwanaland. J.J.Veevers and C.M.Powell, editors) |
1994 |
| details |
Late Paleozoic |
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Rocha-Campos,A.C. Upper Paleozoic of South America and its boundaries. |
1980 |
| details |
Asselian |
Kungurian |
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Jasper,A. et al. The Botrychiopsis genus and its biostratigraphic implications in Southern ParanŠ Basin. |
2003 |