| original |
Early Keuper |
Middle Keuper |
Germany(Leipzig) |
Reinhardt,P. Megaspores from the Keuper of Thuringen. |
1963 |
| details |
Early Keuper |
|
E.Germany(Rostock) |
Reinhardt,P. et al. Megaspores from the Lower and Middle Keuper of Mecklenburgs |
1969 |
| details |
Late Scythian |
|
England(Nottinghamshire) |
Smith,E.G. et al. The age and relationships of the Triassic rocks assigned to the lower part of the Keuper in north Nottinghamshire, north-west Lincolnshire and north Yorkshire. |
1971 |
| details |
Late Scythian |
|
England(Yorkshire) |
Smith,E.G. et al. The age and relationships of the Triassic rocks assigned to the lower part of the Keuper in north Nottinghamshire, north-west Lincolnshire and north Yorkshire. |
1971 |
| details |
Late Scythian |
|
England(Lincolnshire) |
Smith,E.G. et al. The age and relationships of the Triassic rocks assigned to the lower part of the Keuper in north Nottinghamshire, north-west Lincolnshire and north Yorkshire. |
1971 |
| details |
Late Ladinian |
|
E.Germany(Erfurt) |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Nd |
|
Nd |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Nd |
|
Nd |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |