original |
Kimmeridgian |
Tithonian |
Alaska |
Witmer,R.J. et al. Biostratigraphic correlation of selected test wells of National Petroleum Reserve in Alaska |
1981 |
original |
Late Bathonian |
Tithonian |
Libya |
Thusu,B. et al. Middle-Late Jurassic, (Late Bathonian - Tithonian) palynomorphs. (In: Palynology of Northeast Libya. B.Thusu and B.Owens, editors) |
1985 |
original |
Late Oligocene |
Early Miocene |
E.Germany |
Strauss,C. Taxonomy and biostratigraphy of marine microplancton with in the Oligocene-Middle Miocene of East Germany. |
1993 |