| details |
Middle Devonian |
|
|
Lange,F.W. et al. The Devonian of the Parana Basin |
1967 |
| details |
Mississippian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Namurian |
|
England(Shropshire) |
Turner,N. et al. Palynological evidence for an Early Namurian age of the Cornbrook Sandstone Formation, Clee Hill, Shropshire. |
1993 |
| details |
Late Devonian |
|
Pennsylvania |
Ahmed,S. Miospore forms from the Upper Devonian deposits of New York State and Pennsylvania. |
1988 |
| original |
Late Devonian |
|
New York |
Ahmed,S. Miospore forms from the Upper Devonian deposits of New York State and Pennsylvania. |
1988 |
| details |
Late Permian |
|
Russia(Siberia) |
Papin,Y.S. et al. Lithologic and paleontologic boundary between Permian and Triassic in the Kuznetsk Basin. |
2000 |