| details |
Early Callovian |
|
USSR(Arkhangelsk Oblast) |
Teodorovich,V.I. Grounds for the age determination of Middle Jurassic-Lower Callovian strata of the Cis-Timan area |
1980 |
| details |
Bathonian |
Callovian |
USSR(European) |
Rozanov,V.I. New data on the Jurassic stratigraphy of the northern Moscow Sinclise. (In: Jurassic Deposits of the Russian Platform: Collection of Scientific Papers) |
1986 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Late Bajocian |
Early Callovian |
Poland |
Poulsen,N.E. Upper Bajocian to Callovian, (Juarassic), dinoflagellate cysts from central Poland. |
1998 |