| original |
Late Gedinnian |
|
Wales |
Richardson,J.B. et al. A new spore assemblage to correlate between the Breconian (British Isles) and the Gedinnian (Belgium). |
1982 |
| original |
Late Gedinnian |
|
Belgium |
Richardson,J.B. et al. A new spore assemblage to correlate between the Breconian (British Isles) and the Gedinnian (Belgium). |
1982 |
| details |
Nd |
|
Nd |
Pashkevich,N.G. Morphological classification of dispersed fossil spores. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Nd |
|
Nd |
Richardson,J.B. Paleozoic spores and pollen: Lower and Middle Palaeozoic record of terrestrial palynomorphs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |