| original |
Late Coniacian |
Santonian |
Czechoslovakia |
Knobloch,E. Megaspores from the Cretaceous, (Upper Coniacian - Santonian) of Volfartice Borehole, (North Bohemia). |
1984 |
| details |
Middle Cretaceous |
|
Czechoslovakia |
Knobloch,E. Megaspores of fossil Pterodphyta |
1986 |
| details |
Late Coniacian |
Santonian |
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Late Coniacian |
Santonian |
Czechoslovakia |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |