| details |
Kimmeridgian |
Hauterivian |
Worldwide |
Burden,E.T. et al. Illustrated key to genera of Lower Cretaceous terrestrial palynomorphs, (excluding megaspores), of Western Canada. (Stratigraphic ranges and sample locations taken from E.T.Burden,1982 - Lower Cretaceous terrestrial palynomorph biostratigraphy of the McMurray Formation, northeastern Alberta, Unpub.Phd Thesis) |
1989 |
| details |
Kimmeridgian |
Barremian |
North America |
Burden,E.T. et al. Illustrated key to genera of Lower Cretaceous terrestrial palynomorphs, (excluding megaspores), of Western Canada. (Stratigraphic ranges and sample locations taken from E.T.Burden,1982 - Lower Cretaceous terrestrial palynomorph biostratigraphy of the McMurray Formation, northeastern Alberta, Unpub.Phd Thesis) |
1989 |
| details |
Portlandian |
Berriasian |
Sweden |
Erlstrom,M. et al. Upper Jurassic-Lower Cretaceous petrography and stratigraphy at Eriksdal, Scania, southern Sweden. |
1991 |
| details |
Bathonian |
|
Egypt(Sinai) |
Mohsen,S.A. The Middle Jurassic microflora from El Maghara No. borehole, Northern Sinai, Egypt. |
1991 |
| details |
Valanginian |
|
Wyoming |
Decelles,P.G. et al. Non-mrine sedimentation in the overfilled part of the Jurassic-Cretaceous Cordilleran Foreland Basin; Morrison and Cloverly Formations, Central Wyoming, USA. |
1992 |
| details |
Berriasian |
Valanginian |
Romania |
Avram,E. et al. Cretaceous terrestrial and shallow marine deposits in northern South Dobrogea (southeast Roumania). |
1993 |