original |
Late Llandoverian |
Ludlovian |
Florida |
Goldstein,R.F. et al. Silurian chitinozoans from Florida Well samples. |
1969 |
original |
Wenlockian |
Ludlovian |
North America |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
original |
Wenlockian |
Ludlovian |
South America |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
original |
Wenlockian |
Ludlovian |
Europe |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
original |
Wenlockian |
Ludlovian |
Africa |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |