| details |
Eocene |
Oligocene |
Germany |
Williams,G.L. et al. Wetzeliella from the London Clay. (In: Studies on Mesozoic and Cainozoic Dinoflagellate Cysts. R.J.Davey, C.Downie, W.A.S.Sarjeant and G.L.Williams) |
1966 |
| details |
Early Oligocene |
Late Oligocene |
Nd |
Sarjeant,W.A.S. The stratigraphical distribution of fossil dinoflagellates. |
1967 |
| details |
Early Eocene |
|
Belgium |
De Coninck,J. et al. Belgium. (In: The Northwest European Tertiary Basin. R.Vinken, compiler) |
1988 |
| details |
Early Eocene |
|
Belgium |
Costa,L.I. et al. The distribution of the dinoflagellate Wetzeliella in the Paleogene of North-Western Europe. |
1976 |