| details |
Wealden |
|
France(Pas-de-Calais) |
Delcourt,A.F. et al. Spores and pollen grains, Hystrichoshperes and Peridinians in the Wealdian of Feron-Glageon. |
1959 |
| details |
Wealden |
|
Belgium |
Delcourt,A.F. et al. Some microfossils from the Wealdian of Feron-Glageon. |
1957 |
| details |
Wealden |
|
Belgium |
Delcourt,A.F. et al. Some microfossils from the Wealdian of Feron-Glageon. |
1957 |
| details |
Wealden |
|
France(Pas-de-Calais) |
Delcourt,A.F. et al. A curious association of microfossils from the Wealdian of Feron-Glageon, France. |
1959 |