| details |
Early Sakmarian |
|
India |
Tiwari,R.S. Palynological composition of the Basal Gondwana in India |
1975 |
| details |
Cenomanian |
|
France(Vienne) |
Durand,S. et al. Stratigraphic interest of a drilling at Loudun (Vienne) for the study of the Cenomanian of Western France. |
1976 |
| details |
Emsian |
|
England(Oxfordshire) |
Richardson,J.B. et al. Lower Devonian spores and reworked acritarchs from the Witey Borehole, southern England, and their geological implication. |
1978 |
| details |
Early Llanvirnian |
|
Saudi Arabia |
McClure,H.A. Early Paleozoic Glaciation in Arabia. |
1978 |