| original |
Late Kimmeridgian |
|
England |
Fisher,M.J. et al. The stratigraphic distribution of dinoflagellate cysts at the Boreal Jurassic-Cretaceous boundary. |
1979 |
| details |
Oxfordian |
Portlandian |
France(Jura) |
Courtinat,B. The organoclasts of the Malm Formations of Southern Jura: Systematics, biostratigraphy and paleoecological interpretation. |
1989 |
| details |
Kimmeridgian |
|
Poland |
Poulsen,N.E. Dinoflagellate cyst biostratigraphy of the Oxfordian and Kimmeridgian of Poland. |
1993 |
| details |
Late Kimmeridgian |
Middle Volgian |
Poland |
Poulsen,N.E. Dinoflagellate cysts from marine Jurassic deposits of Denmark and Poland |
1996 |
| details |
Middle Kimmeridgian |
Early Volgian |
Denmark |
Poulsen,N.E. Dinoflagellate cysts from marine Jurassic deposits of Denmark and Poland |
1996 |
| details |
Oxfordian |
|
Denmark |
Poulsen,N.E. Dinoflagellate cysts from marine Jurassic deposits of Denmark and Poland |
1996 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Late Volgian |
Early Ryazanian |
Barents Sea |
Smelror,M. et al. Marine microplankton biostratigraphy of the Volgian - Ryazanian boundary strata,western Barents Shelf. |
2005 |