| original |
Middle Callovian |
Late Callovian |
Poland |
GŠ³rka,H. Dinoflagellate cysts from Callovian of Lukow (Poland). |
1970 |
| details |
Oxfordian |
|
Poland |
Riley,L.A. et al. Survey of the stratigraphical distribution of dinoflagellates, acritarchs and tasmanitids in the Jurassic. |
1972 |
| details |
Callovian |
|
Baltic |
Riley,L.A. et al. Survey of the stratigraphical distribution of dinoflagellates, acritarchs and tasmanitids in the Jurassic. |
1972 |
| details |
Callovian |
Portlandian |
Nd |
Sarjeant,W.A.S. Stratigraphic range charts and Triassic and Jurassic dinoflagellates. |
1975 |
| details |
Bajocian |
Early Oxfordian |
Nd |
Sarjeant,W.A.S. A guide to the identification of Jurassic dinoflagellate cysts. |
1978 |
| details |
Callovian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |