| details |
Oligocene |
|
India(Assam) |
Misra,B.K. Tertiary Coals of Makum Coalfield, Assam, India: Petrography, genesis and sedimentation |
1992 |
| details |
Paleocene |
|
China(Hupei) |
Wang,D.-N. et al. Late Cretaceous - Early Paleogene sporopollen assemblages of the Jianghan Basin and their stratigraphical significane. |
1980 |
| details |
Paleocene |
|
Wyoming |
Hyden,H.J. et al. The Foote Creek and Dutton Creek Formation, two new formations in the north part of the Laramie Basin, Wyoming. |
1965 |
| original |
Tertiary |
|
Denmark |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |