| details |
Paleocene |
|
North Dakota |
Ting,F.T.C. Petrology and palynology of a silicified Sapropelic Peat from a Paleocene Lignite Bed in North Dakota. |
1973 |
| details |
Danian |
|
USA(Midwest) |
Dingus,L.W. A stratigraphic review and analysis for selected marine and terrestrial sections spanning the Cretaceous-Tertiary boundary. (Unpublished Ph.D Thesis, University of California, Berkeley) |
1983 |
| details |
Danian |
|
Canada(Alberta) |
Dingus,L.W. A stratigraphic review and analysis for selected marine and terrestrial sections spanning the Cretaceous-Tertiary boundary. (Unpublished Ph.D Thesis, University of California, Berkeley) |
1983 |