| details |
Aptian |
|
USSR(Moscow) |
Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy |
1968 |
| details |
Hauterivian |
Barremian |
USSR(Siberia) |
Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy |
1968 |
| details |
Aptian |
Albian |
South Dakota |
Cahoon,E.J. Lower Cretaceous pollen and spores from the Southern Black Hills |
1965 |
| details |
Bathonian |
|
France(Tarn) |
Berger,E. et al. On the spores and pollen of the "lignites" of the Center Valley of the Tarn (Bathonian). |
1965 |
| details |
Early Cretaceous |
|
Canada(Saskatchewan) |
Steeves,M.W. et al. Spores and pollen from the Lower Cretaceous of Saskatchewan, Canada. Part I. Sporites. |
1967 |
| details |
Valanginian |
Aptian |
England(Isle of Wight) |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
| details |
Valanginian |
Barremian |
England(Kent) |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
| details |
Valanginian |
Barremian |
England(Dorset) |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
| details |
Bathonian |
|
England(Cambridgeshire) |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
| details |
Bathonian |
|
England(Yorkshire) |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
| details |
Valanginian |
Barremian |
England(Sussex) |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
| details |
Middle Purbeckian |
Late Purbeckian |
England(Sussex) |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
| details |
Bajocian |
|
England(Yorkshire) |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
| details |
Kimmeridgian |
|
Scotland(Sutherland) |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
| details |
Bathonian |
|
Scotland(Sutherland) |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
| details |
Nd |
|
Nd |
Skarby,A. Revision of Gleicheniidites senonicus Ross. |
1964 |
| details |
Early Campanian |
|
Sweden |
Skarby,A. Revision of Gleicheniidites senonicus Ross. |
1964 |