details |
Hauterivian |
Barremian |
USSR(WSL) |
Boytsova,E.P. et al. Spore and pollen complexes of Mesozoic deposits of the USSR |
1960 |
details |
Oxfordian |
Kimmeridgian |
USSR(Urals) |
Boytsova,E.P. et al. Spore and pollen complexes of Mesozoic deposits of the USSR |
1960 |
details |
Jurassic |
|
USSR(Urals) |
Boytsova,E.P. et al. Spore and pollen complexes of Mesozoic deposits of the USSR |
1960 |
details |
Jurassic |
|
USSR(European) |
Boytsova,E.P. et al. Spore and pollen complexes of Mesozoic deposits of the USSR |
1960 |
details |
Jurassic |
|
USSR(Kazakh SSR) |
Boytsova,E.P. et al. Spore and pollen complexes of Mesozoic deposits of the USSR |
1960 |
details |
Rhaetian |
Hettangian |
Poland |
Grabowska,I. et al. Flora from the Lower and Middle Jurassic microflora |
1970 |
details |
Early Jurassic |
Middle Jurassic |
Poland |
Grabowska,I. et al. Flora from the Lower and Middle Jurassic microflora |
1970 |
details |
Cenomanian |
|
USSR(WSL) |
Filippova,E.A. Cenomanian. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |