| details |
Late Jurassic |
Oligocene |
USSR(Ukrainian SSR) |
Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy |
1968 |
| details |
Late Jurassic |
Oligocene |
USSR(Kazakh SSR) |
Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy |
1968 |
| details |
Aptian |
|
USSR(Pre-Urals) |
Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy |
1968 |
| details |
Aptian |
Oligocene |
USSR(WSL) |
Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy |
1968 |
| details |
Middle Senonian |
Early Tertiary |
W.Germany |
Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy |
1968 |
| details |
Cenomanian |
Senonian |
New York |
Baskerville,C.A. A micropaleontological study of Cretaceous sediments on Staten Island, New York. |
1965 |
| details |
Aptian |
Danian |
India(Madras) |
Banerjee,D. et al. Cretaceous microflora from South India. Volume 1: "Cretaceous-Tertiary Formations of South India". |
1968 |
| details |
Late Cretaceous |
Danian |
Romania |
Baltes,N. Remarks on the microflora of certain Danian coal deposits of the Rusca Mountains, Romania. |
1966 |