| original |
Late Pliocene |
|
Czechoslovakia |
Knobloch,E. The megaspore Segaginella Beauv. from the Neogen of Mehren and Slowakei |
1986 |
| details |
Miocene |
Pliocene |
Czechoslovakia(Slovensko) |
Knobloch,E. Paleobotanic evidence on the age of the Plio-Pleistocene deposits between Mohelnice and Kromeriz |
1987 |
| details |
Piacenzian |
|
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Late Pliocene |
|
Czechoslovakia |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |