| original |
Late Miocene |
|
Denmark |
Bertelsen,F. et al. On the environments and stratigraphy of the Late Tertiary of Romo, southwest Denmark. |
1974 |
| original |
Late Miocene |
|
Denmark |
Bertelsen,F. Late Tertiary Azolla species from Romo, southwest Denmark. |
1974 |
| details |
Toarcian |
Zanclian |
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Late Miocene |
|
Denmark |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Miocene |
|
USSR |
Friis,E.M. EM: Studies on Salviniaceae megaspores from the Middle Miocene Fasterholt Flora, Denmark. |
1977 |
| details |
Miocene |
|
Poland |
Friis,E.M. EM: Studies on Salviniaceae megaspores from the Middle Miocene Fasterholt Flora, Denmark. |
1977 |