| details |
Early Triassic |
Middle Triassic |
USSR(Pre-Urals) |
Brik,M.I. et al. Some Mesozoic ferns of SW Preurals and their spores. |
1955 |
| details |
Early Triassic |
Middle Triassic |
USSR(Pre-Urals) |
Brik,M.I. et al. Some Mesozoic ferns of SW Preurals and their spores. |
1955 |
| details |
Early Triassic |
Middle Triassic |
USSR(Pre-Urals) |
Brik,M.I. et al. Some Mesozoic ferns of SW Preurals and their spores. |
1955 |
| details |
Early Stephanian |
Middle Stephanian |
France(Jura) |
Navale,G.K.B. Palynologic study of some coals of France in relation to their petrographic structure. |
1962 |
| details |
Early Stephanian |
Middle Stephanian |
France(Jura) |
Navale,G.K.B. Palynologic study of some coals of France in relation to their petrographic structure. |
1962 |
| details |
Early Stephanian |
Middle Stephanian |
France(Jura) |
Navale,G.K.B. Palynologic study of some coals of France in relation to their petrographic structure. |
1962 |
| details |
Early Stephanian |
Middle Stephanian |
France(Jura) |
Navale,G.K.B. Palynologic study of some coals of France in relation to their petrographic structure. |
1962 |
| details |
Early Stephanian |
Middle Stephanian |
France(Jura) |
Navale,G.K.B. Palynologic study of some coals of France in relation to their petrographic structure. |
1962 |
| details |
Late Neogene |
Middle Pleistocene |
Japan(Honshu I.) |
Matsuoka,K. Late Cenozoic dinoflagellates and acritarchs in the Niigata District, Central Japan. |
1983 |
| details |
Early Pennsylvanian |
Middle Pennsylvanian |
Ohio |
Florin,R. On the morphology of the pollen grains in some Palaeozoic Pteridosperms. |
1937 |
| details |
Late Oligocene |
Middle Miocene |
Australia(Offshore) |
Jordan,G.J. et al. A fertile Pinnule fragment with spores of Dicksonia from Early Oligocene sediments in Tasmania |
1996 |
| details |
Early Miocene |
Middle Miocene |
Hungary |
Simoncsics,P. Palynologic investigations of the Miocene Brown Coal in the neighborhood of Salgotarjan, northeastern Hungary. |
1959 |
| details |
Late Buntsandstein |
Middle Keuper |
E.Germany |
Schulz,E. Stratigraphic distribution of spores and pollen from the Upper Permian to the Lowermost Lias in northern Middle Europe. |
1966 |
| details |
Early Keuper |
Middle Keuper |
E.Germany |
Schulz,E. Stratigraphic distribution of spores and pollen from the Upper Permian to the Lowermost Lias in northern Middle Europe. |
1966 |
| details |
Early Givetian |
Middle Givetian |
USSR(Estonian SSR) |
Thomson,P.W. Contribution to the knowledge of the fossil flora of the Middle Devonian of Estonia. |
1940 |
| details |
Early Famennian |
Middle Famennian |
Canada(NWT,Franklin) |
Brideaux,W.W. et al. Biostratigraphic determinations of fossils from the subsurface of the Districts of Franklin and MacKenzie. |
1975 |
| details |
Early Famennian |
Middle Famennian |
Canada(NWT,Mackenzie) |
Brideaux,W.W. et al. Biostratigraphic determinations of fossils from the subsurface of the Districts of Franklin and MacKenzie. |
1975 |