| details |
Roadian |
Wordian |
Canada(Arctic) |
Utting,J. Palynostratigraphy of Permian and Lower Triassic Rocks, Sverdrup Basin, Canadian Arctic Archipelago |
1994 |
| details |
Ufimian |
Kazanian |
USSR(Udmurt ASSR) |
Utting,J. et al. Late Permian palynomorph assemblages from Ufimian and Kazanian sequences in Russia, and comparison with Roadian and Wordian assemblages from the Canadian Arctic |
1997 |
| details |
Roadian |
Wordian |
Canada(Arctic) |
Utting,J. et al. Late Permian palynomorph assemblages from Ufimian and Kazanian sequences in Russia, and comparison with Roadian and Wordian assemblages from the Canadian Arctic |
1997 |
| details |
Early Permian |
|
Nd |
Somers,Y. Disaccate spores from the Westphalian A -Campine Basin, Belgium; emendation of the genera Alisporites, Daugherty 1941. |
1968 |
| details |
Artinskian |
Kungurian |
Australia(W.Australia) |
Segroves,K.L. Saccate plant microfossils from the Permian of Western Australia |
1969 |
| details |
Artinskian |
Kungurian |
Australia(W.Australia) |
Segroves,K.L. The sequence of palynological assemblages in the Permian of the Perth Basin, Western Australia |
1970 |
| details |
Late Pennsylvanian |
|
Oklahoma |
Sanders,R.B. Palynological investigation of Desmoinesian and Missourian strata, Elk City area, Oklahoma. |
1967 |
| details |
Permian |
|
Australia(Queensland) |
Rigby,J.F. et al. Palynology of the Permian sequence in the Springsure Anticline, Central Queensland. |
1977 |
| details |
Triassic |
|
India |
Raghubanshi,A.S. et al. Environmental change and biological diversity: present, past and future. |
1991 |
| original |
Albian |
|
Louisiana |
Phillips,P.P. et al. A study of Lower and Middle Cretaceous spores and pollen from the southeastern United States.No.2. Pollen |
1971 |
| details |
Middle Anisian |
Ladinian |
Russia(Urals) |
Novikov,I.V. et al. Continental Triassic biostratigraphy of the Bolshaya Synya and Korotaikha Depressions, North Cis Urals, Russia: Tetrapod and palynological data |
1995 |
| details |
Norian |
Rhaetian |
Canada(NWT,Franklin) |
McGregor,D.C. Triassic, Jurassic and Lower Cretaceous spores and pollen of Arctic Canada. |
1965 |
| details |
Norian |
Rhaetian |
Canada(NWT,Franklin) |
McGregor,D.C. Triassic, Jurassic and Lower Cretaceous spores and pollen of Arctic Canada. |
1965 |
| details |
Early Permian |
|
Botswana |
MacRae,C.S. Age correlation of the Lower Karroo sequence in a borehole from northeast Botswana. |
1977 |
| details |
Permian |
|
Canada |
Lenz,A.C. et al. Paleoscene 15. Paleozoic biostratigraphy |
1995 |
| details |
Permian |
|
Canada |
Lenz,A.C. et al. Paleoscene 15. Paleozoic biostratigraphy |
1995 |
| details |
Ufimian |
|
Canada(W.Canada) |
Lenz,A.C. et al. Paleoscene 15. Paleozoic biostratigraphy |
1993 |