details |
Sinemurian |
|
England |
Riley,L.A. et al. Survey of the stratigraphical distribution of dinoflagellates, acritarchs and tasmanitids in the Jurassic. |
1972 |
details |
Pliensbachian |
|
England |
Riley,L.A. et al. Survey of the stratigraphical distribution of dinoflagellates, acritarchs and tasmanitids in the Jurassic. |
1972 |
details |
Sinemurian |
|
England |
Riley,L.A. et al. Survey of the stratigraphical distribution of dinoflagellates, acritarchs and tasmanitids in the Jurassic. |
1972 |
original |
Late Hettangian |
Early Domerian |
England(Dorset) |
Wall,D. Microplankton, pollen, and spores from the Lower Jurassic in Britain |
1965 |
original |
Late Hettangian |
Sinemurian |
England(Dorset) |
Wall,D. Microplankton, pollen, and spores from the Lower Jurassic in Britain |
1965 |