| details |
Senonian |
|
USSR(WSL) |
Davies,E.H. The Anemiacean, Schizaeacean and related spores. An index to genera and species. |
1985 |
| details |
Aptian |
Senonian |
USSR(WSL) |
Davies,E.H. The Anemiacean, Schizaeacean and related spores. An index to genera and species. |
1985 |
| details |
Late Albian |
|
Wyoming |
Ravn,R.L. Miospores from the Muddy Sandstone, (Upper Albian), Wind River Basin, Wyoming, USA. |
1995 |
| details |
Early Cenomanian |
Middle Cenomanian |
Iowa |
Ravn,R.L. et al. The palynostratigraphy of the Dakota Formation, (?Late Albian-Cenomanian) in its type area, northwestern Iowa and northeastern Nebraska, USA. |
1995 |