| details |
Nd |
|
Nd |
Loeblich,A.R.,Jr. et al. Index to the genera, subgenera, and sections of the Pyrrhophyta. V. |
1970 |
| details |
Pontian |
|
Romania |
Baltes,N. Tertiary plant microfossil assemblages from the Nnonian Depression, (Rumania), and their palaeoecology. |
1971 |
| details |
Early Dacian |
|
Romania |
Baltes,N. Tertiary plant microfossil assemblages from the Nnonian Depression, (Rumania), and their palaeoecology. |
1971 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |