| original |
Llanvirnian |
|
France(Ille-et-Vilaine) |
Paris,F. et al. The Llanvirnian paleoplankton of La Roche-Au-Merle |
1970 |
| details |
Llanvirnian |
Llandeilian |
Libya |
Deunff,J. et al. Cambrian to Ordovician palynology and stratigraphy (Northwest Libya). |
1975 |
| details |
Llanvirnian |
|
Morocco |
Deunff,J. Acritarch microplankton found in the Llanvirnian shales of the Anti-Atlas Mountains (Zagora-Morocco). |
1977 |
| details |
Llanvirnian |
|
Morocco |
Deunff,J. Acritarch microplankton found in the Llanvirnian shales of the Anti-Atlas Mountains (Zagora-Morocco). |
1977 |
| details |
Late Arenigian |
Early Llandeilian |
Morocco |
Elaouad-Debbaj,Z. Arenigian - Llanvirnian acritarchs and chitinozoans from the Anti-Atlas, (Morocco). |
1984 |
| details |
Llandeilian |
Caradocian |
United Kingdom |
Downie,C. Acritarchs in British stratigraphy |
1984 |
| details |
Harnagian |
Onnian |
England(Shropshire) |
Turner,R.E. Acritarchs from the type area of the Ordovician Caradoc Series, Shropshire, England. |
1984 |
| details |
Llanvirnian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Nd |
|
Nd |
Eiserhardt,K.H. The Acritarchs of the –jlemyrflintes. |
1992 |
| details |
Llanvirnian |
|
France(Ille-et-Vilaine) |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |