| original |
Llanvirnian |
|
France(Ille-et-Vilaine) |
Paris,F. et al. The Llanvirnian paleoplankton of La Roche-Au-Merle |
1970 |
| details |
Nd |
|
Nd |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Llanvirnian |
|
France |
Deunff,J. et al. New observations and details on Lower Paleozoic acritarchs with large polar apertures. |
1974 |
| details |
Llanvirnian |
|
France(Ille-et-Vilaine) |
Deunff,J. et al. New observations and details on Lower Paleozoic acritarchs with large polar apertures. |
1974 |
| details |
Llanvirnian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |