| details |
Late Gedinnian |
Siegenian |
Wales(Carmarthenshire) |
Wellman,C.H. et al. The Cosheston Group (Lower Old Red Sandstone) in southwest Wales: age, correlation and palaeobotanical significance. |
1998 |
| details |
Late Gedinnian |
Siegenian |
Wales(Glamorgan) |
Wellman,C.H. et al. The Cosheston Group (Lower Old Red Sandstone) in southwest Wales: age, correlation and palaeobotanical significance. |
1998 |
| details |
Late Gedinnian |
Siegenian |
Wales(Gwent) |
Wellman,C.H. et al. The Cosheston Group (Lower Old Red Sandstone) in southwest Wales: age, correlation and palaeobotanical significance. |
1998 |
| details |
Late Pragian |
Early Emsian |
Portugal |
Pereira,Z. et al. Lower Devonian palynomorphs from the Barrancos region, Ossa Morena Zone, Portugal. |
1999 |
| details |
Pragian |
|
Portugal |
Pereira,Z. et al. Lower Devonian palynomorphs from the Barrancos region, Ossa Morena Zone, Portugal. |
1999 |
| details |
Ludlovian |
Early Lochkovian |
Libya |
Rubinstein,C.V. et al. Miospore assemblages from the Silurian - Devonian boundary, in Borehole A1-61, Ghadamis Basin, Libya. |
2002 |