| details |
Early Berriasian |
|
Europe |
Dжrhжfer,G. Distribution and stratigraphic utility of Oxfordian to Valanginian miospores in Europe and North America. |
1976 |
| details |
Late Malm |
|
E.Germany(Rostock) |
Dжrhжfer,G. Distribution and stratigraphic utility of Oxfordian to Valanginian miospores in Europe and North America. |
1976 |
| details |
Barremian |
|
Alaska |
Timmcke,T.A. Palynolgoy of the Lower Cretaceous Pebble Shale Unit, Point Barrow, Alaska. |
1981 |
| details |
Late Valanginian |
Middle Barremian |
Portugal |
Batten,D.J. et al. Stratigraphic significance of selected Late Jurassic and Cretaceous miospores in Northwest Europe. (In: Pollen and Spore Biostratigraphy of the Phanerozoic in Northwest Europe) |
1984 |
| details |
Early Cretaceous |
|
Louisiana |
Rogers,R. Palynological age determination for Dorcheat and Hosston Formations -Jurassic Cretaceous boundary in northern Louisiana |
1987 |
| details |
Late Jurassic |
Early Cretaceous |
Louisiana |
Rogers,R. A palynological age determination for the Dorcheat and Hosston Formations; the Jurassic-Cretaceous boundary in northern Louisiana |
1987 |