| details |
Silurian |
|
North America |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
| details |
Silurian |
|
South America |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
| details |
Silurian |
|
Europe |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
| details |
Silurian |
|
Africa |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
| details |
Wenlockian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Gothlandian |
|
England |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |
| details |
Early Gothlandian |
|
England(Shropshire) |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |