| original |
Jurassic |
Valanginian |
USSR(Lower Amurskaya) |
Shugaevskaya,O.V. Spores Duplexisporites in Upper Mesozoic deposits of the River Gerbikan (Uda Depression). |
1969 |
| details |
Jurassic |
|
China(N.China) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
| details |
Jurassic |
Early Cretaceous |
China(S.China) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
| details |
Early Triassic |
|
China(Yunnan) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
| details |
Early Callovian |
|
Russia(Primorskiy) |
Kirillova,G.L. et al. J/K Boundary in Southeastern Russia and possible analogue of the Tetori Group, Japan. |
2003 |