| details |
Late Permian |
|
China(Sinkiang Uighur) |
Yang,J. et al. Late Permian megaspores from Jimusar area, Xinjiang, China |
1984 |
| details |
Early Triassic |
|
China(Sinkiang Uighur) |
Yang,J. et al. Triassic megaspores from the Juinggar Basin, Xinjiang, China |
1984 |
| details |
Late Permian |
|
China |
Yang,J. et al. Nonmarine Triassic biostratigraphy and boundaries in China. |
1989 |
| details |
Late Permian |
Early Triassic |
China |
Yang,J. et al. Recent advances of megaspores studies in China. |
1987 |
| details |
Kazanian |
|
China(Sinkiang Uighur) |
Yang,J. et al. Megaspores. (In: Permian and Triassic Strata and Fossil Assemblages in the Dalongkou Area of Jimsar, Xinjiang. J. Yang et al, editors) |
1986 |
| details |
Late Permian |
|
China |
Yang,J. et al. Nonmarine Triassic stratigraphic units and their boundaries in China. |
1989 |
| details |
Late Permian |
|
China |
Yang,J. et al. Nonmarine Triassic stratigraphic units and their boundaries in China. |
1989 |
| details |
Early Frasnian |
Middle Frasnian |
Canada(Arctic) |
Whiteley,M.J. Givetian and Frasnian spores from the Key Point Well, Parry Islands, Arctic Canada. |
1980 |
| details |
Kungurian |
Kazanian |
China(Shanxi) |
Wang,Z.-Q et al. Traces of arborescent lycopsids and dieback of the forest vegetation in relation to the terminal Permian mass extinction in North China. |
2001 |
| details |
Nd |
|
England(Shropshire) |
Turner,N. et al. A palynological study of the Lower Carboniferous Lydebrook Sandstone and adjacent Late Wenlock and Langsettian Strata, Shropshire, England. |
1995 |
| details |
Late Arnsbergian |
Chokierian |
England(Northumberland) |
Turner,N. et al. Namurian (Arnbergian/Chokierian) megaspore assemblages from Northeast England |
1996 |
| details |
Cantabrian |
|
Illinois |
Thomas,B.A. Upper Carboniferous Herbaceous Lycopsids |
1997 |
| details |
Westphalian D |
|
W.Germany(N.Rhine) |
Teichmuller,R. The Velen strata of the Munster Carboniferous and the end of tectonic movement in the Subvariscischen For-Deep |
1954 |
| original |
Late Givetian |
|
Belgium |
Stockmans,F. et al. A very large megaspore from the Upper Givetian at Sart-Dame-Avelines |
1969 |
| details |
Early Jurassic |
Middle Jurassic |
India(Rajasthan) |
Srivastava,S.K. Polospores from Jurassic of Rajasthan, India. |
1963 |
| details |
Westphalian D |
|
England(Worcestershire) |
Spinner,E. Palynological evidence on the age of the Carboniferous Beds of Woodbury Hill, near Abberley, Worcestershire. |
1966 |
| details |
Carboniferous |
|
Nd |
Roselt,G. Palaobotanic and palaobotanical method and geological investigation. |
1972 |