| details |
Late Permian |
Early Triassic |
Greenland |
Looy,C.V. et al. Life in the end-Permian dead zone. |
2001 |
| details |
Middle Jurassic |
|
China(Heilungkiang) |
Yang,J. et al. New datum of the Middle Jurassic sporopollen in Sanjiang Basin, Eastern Heilongjiang, China. |
2000 |
| details |
Late Jurassic |
|
China(Shansi) |
Lin,S.-L. The Upper Jurassic Xihengshan Formation in the Ningwu and Lishui Regions. |
1982 |
| details |
Late Jurassic |
|
China(Kiangsu) |
Lin,S.-L. The Upper Jurassic Xihengshan Formation in the Ningwu and Lishui Regions. |
1982 |
| details |
Kazanian |
|
China |
Hart,G.F. The biostratigraphy of Permian palynofloras. |
1970 |