| details |
Pleistocene |
|
New Zealand(N.I.) |
Pocknall,D.T. et al. Tour LBI, 7th International Palynological Conference Brisbane, Australia. |
1988 |
| details |
Cenomanian |
|
Nd |
Pryer,K.M. Phylogeny of Marsileaceous ferns and relationships of the fossil Hydropteris pinnata reconsidered. |
1999 |
| details |
Late Oligocene |
Early Miocene |
USSR(Ukrainian SSR) |
Shchekina,N.A. Flora of Brown Coal and Carbonaceous Clays from the Lower Part of the Poltava Suite of the environs of Kiev by spore Nd pollen analysis |
1962 |
| details |
Late Eocene |
Middle Oligocene |
China(Shantung) |
Sung,T.C. et al. Tertiary sporo-pollen complexes of Shantung |
1964 |