| original |
Paleocene |
|
Montana |
Wilson,L.R. et al. Plant microfossils from a Fort Union Coal of Montana. |
1946 |
| details |
Middle Campanian |
|
Canada(British Columbia) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
| details |
Late Cretaceous |
|
Canada |
Radforth,N.W. et al. Floral transgression of major geological time zones. |
1956 |
| details |
Campanian |
|
Canada(British Columbia) |
Rouse,G.E. The application of a new nomenclatural approach to Upper Cretaceous plant microfossils from Western Canada. |
1957 |
| details |
Santonian |
Campanian |
Canada(British Columbia) |
Rouse,G.E. et al. Palynology of some Late Cretaceous and Early Tertiary deposits in British Columbia and adjacent Alberta. (In: Symposium on Palynology of the Late Cretaceous and Early Tertiary. R.M Kosanke and A.T. Cross, editors) |
1970 |
| details |
Early Paleocene |
|
Montana |
Nichols,D.J. et al. Palynostratigraphy of the Tullock Member (Lower Paleocene) of the Fort Union Formation in the Powder Ricer Basin, Montana and Wyoming. (In: Evolution of Sedimentary Basins. A.C.Hoffman, Project Coordinator) |
1992 |
| details |
Early Paleocene |
|
Wyoming |
Nichols,D.J. et al. Palynostratigraphy of the Tullock Member (Lower Paleocene) of the Fort Union Formation in the Powder Ricer Basin, Montana and Wyoming. (In: Evolution of Sedimentary Basins. A.C.Hoffman, Project Coordinator) |
1992 |
| details |
Early Paleocene |
|
Wyoming |
Nichols,D.J. et al. Relationships of palynofacies to coal-depositional environments in the Upper Paleogene of the Gulf coast Basin, Texas, and the Powder River Basin, Montana and Wyoming. (In: Sedimentation of Organic Particles. A.Traverse, editor) |
1994 |
| details |
Early Paleocene |
|
Montana |
Nichols,D.J. et al. Relationships of palynofacies to coal-depositional environments in the Upper Paleogene of the Gulf coast Basin, Texas, and the Powder River Basin, Montana and Wyoming. (In: Sedimentation of Organic Particles. A.Traverse, editor) |
1994 |
| details |
Late Paleocene |
|
Wyoming |
Pocknall,D.T. et al. Palynology of Coal zones of the Tougue River Member (Upper Paleocene) of the Fort Union Formation, Powder River Basin, Montana and Wyoming |
1996 |
| details |
Late Paleocene |
|
Montana |
Pocknall,D.T. et al. Palynology of Coal zones of the Tougue River Member (Upper Paleocene) of the Fort Union Formation, Powder River Basin, Montana and Wyoming |
1996 |