| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Valanginian |
Aptian |
Bulgaria |
Ercegovac,M. et al. Microfloral residues from the Lower Cretaceous of the Stara Planina Montains, Bulgaria. |
1972 |
| details |
Early Cretaceous |
|
Zaire |
Bose,M.N. A palynological reconnaissance of the Mesozoic sediments of Zaire |
1974 |
| details |
Wealden |
|
England |
Batten,D.J. Recognition of the facies of palynologic assemblages as a basis for Improved stratigraphic correlation. |
1972 |