| original |
Middle Permian |
|
India(Bihar) |
Maithy,P.K. Palaeobotany and stratigraphy of the coal-bearing beds of the Daltonganj Coalfield, Bihar. |
1969 |
| original |
Early Gondwana |
|
India(Bihar) |
Maithy,P.K. Palaeobotany and stratigraphy of the coal-bearing beds of the Daltonganj Coalfield, Bihar. |
1969 |
| details |
Artinskian |
|
Australia(Queensland) |
Foster,C.B. Permian plant plant microfossils from the Blair Athol Coal Measures, Central Queensland, Australia. |
1975 |
| details |
Norian |
Rhaetian |
China(Yunnan) |
Lei,Z.-Q. The sporo-pollen assemblage of Shezhe Formation of Yipingland Coal Series in Luquan of Yunnan and its stratigraphcal significance. (Continued) |
1978 |