| details |
Paleocene |
Early Eocene |
Germany(Niedersachsen) |
Pflug,H.D. Palynology and stratigraphy of the Eocene Brown-Coal of Helmstedt. |
1952 |
| details |
Middle Eocene |
|
W.Germany(Hesse) |
Krutzsch,W. Micropaleontologic (spore paleontology), investigation of the Brown Coal of the Geiseltal. |
1959 |
| details |
Late Siegenian |
Early Emsian |
W.Germany(Rhineland) |
Volkmer,U. Micropalaeontology (palynology) and biostratigraphy of the Odenspielian strata (Siegenian / Emsian boundary zone) at the type locality at Odenspiel (Oberbergischesland) at the original locality of the Siegenian stage (Lower Devonian). |
1986 |