| details |
Late Triassic |
|
USSR(Pre-Urals) |
Brik,M.I. et al. Some Mesozoic ferns of SW Preurals and their spores. |
1955 |
| details |
Late Triassic |
|
USSR(Pre-Urals) |
Brik,M.I. et al. Some Mesozoic ferns of SW Preurals and their spores. |
1955 |
| details |
Middle Triassic |
|
USSR(Pre-Urals) |
Brik,M.I. et al. Some Mesozoic ferns of SW Preurals and their spores. |
1955 |
| details |
Middle Triassic |
|
USSR(Pre-Urals) |
Brik,M.I. et al. Some Mesozoic ferns of SW Preurals and their spores. |
1955 |
| details |
Middle Triassic |
|
USSR(Pre-Urals) |
Brik,M.I. et al. Some Mesozoic ferns of SW Preurals and their spores. |
1955 |
| details |
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 |
Late Triassic |
|
USSR(Pre-Urals) |
Brik,M.I. et al. Some Mesozoic ferns of SW Preurals and their spores. |
1955 |
| details |
Desmoinesian |
|
Iowa |
Baxter,R.W. Palaeostachya andrewsii, a new species of Calamitean cone from the American Carboniferous. |
1955 |
| details |
Early Cretaceous |
|
Canada(British Columbia) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
| details |
Middle Campanian |
|
Canada(British Columbia) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
| details |
Middle Campanian |
|
Canada(British Columbia) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
| details |
Middle Campanian |
|
Canada(British Columbia) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
| details |
Middle Campanian |
|
Canada(British Columbia) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
| details |
Tertiary |
|
Canada(Ontario) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
| details |
Early Cretaceous |
|
Canada(Ontario) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |