original |
Devonian |
|
Oklahoma |
Urban,J.B. Microfossils of the Woodford Shale (Devonian) of Oklahoma. |
1960 |
original |
Tatarian |
Early Triassic |
India(West Bengal) |
Shrivastava,R.N. et al. Palynological study of Borehole RO1(B), Ondal, West Bengal. |
1962 |
original |
Early Chesterian |
Middle Chesterian |
Oklahoma |
Harris,R.W. Palynology of the Sand Branch Member of the Caney Shale Formation, (Mississippian), of Southern Oklahoma. |
1971 |
original |
Late Givetian |
Early Frasnian |
Australia |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |
original |
Late Givetian |
|
Australia |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |
original |
Westphalian |
|
Brazil(Sao Paulo) |
do Amaral,P.G.C. et al. Macro and microphytofossils study of the ItararĀ© Subgroup at Km 96 of Bandeirantes highway, Campinas municipality, SP. |
2001 |