| original |
Liassic |
|
W.Germany(Niedersachsen) |
Thiergart,F. The plant remains of the Posidonia Shale. |
1944 |
| details |
Liassic |
|
W.Germany(Niedersachsen) |
M¤dler,K.A. New microbotanical studies on the Posidonian Shale. |
1958 |
| details |
Liassic |
|
W.Germany(Niedersachsen) |
M¤dler,K.A. Organic microstructures of the Posidonia Shale. |
1963 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Nd |
|
Nd |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Early Jurassic |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |