| details |
Late Eifelian |
Early Givetian |
W.Germany(Rhineland) |
Colbath,G.K. Orymahapsis, a new genus of Prasinophyte Phycoma from the Silurian-Devonian. |
1987 |
| original |
Late Eifelian |
Early Givetian |
W.Germany(Rhineland) |
Pichler,R. Microfossils from the Devonian of the Southern Eifel Basin. (Contributions relating to the type sections at Wetteldorf Andschoenecken, No.12). |
1971 |
| details |
Late Eifelian |
Early Givetian |
W.Germany(Rhineland) |
Riegel,W. Phytoplankton from the Upper Emsian and Eifelian of the Rhineland, Germany --a preliminary report. |
1974 |
| details |
Silurian |
Early Devonian |
Czechoslovakia |
Klinec,A. et al. On the Old Paleozoic age of the Hron complex of Vesporides |
1975 |
| details |
Nd |
|
Nd |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Late Givetian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Eifelian |
|
W.Germany(Rhineland) |
Riegel,W. Phytoplankton from the Upper Emsian and Eifelian of the Rhineland, Germany --a preliminary report. |
1974 |