| 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 |
| details |
Late Siegenian |
|
W.Germany(N.Rhine) |
Volkmer,U. Palynology of the Odenspiel Beds at the Siegenian type Region (Bergisches Land/ Siegerland) of the Lower Devonian |
1988 |
| details |
Early Namurian |
|
England(Shropshire) |
Turner,N. et al. Palynological evidence for an Early Namurian age of the Cornbrook Sandstone Formation, Clee Hill, Shropshire. |
1993 |
| details |
Early Triassic |
|
China(Jiangxi) |
Ouyang,S. et al. Earliest Triassic, (Induan), spores and pollen from the Junggar Basin, Xinjiang, Northwestern China. |
1999 |