| details |
Maastrichtian |
|
Wyoming |
Bohor,B.F. et al. Dinosaurs, spherules and the "Magic" Layers: A new K/T Boundary Clay Site in Wyoming. |
1987 |
| details |
Early Maestrichtian |
Early Paleocene |
Colorado |
Newman,K.R. Biostratigraphic correlation of Cretaceous-Tertiary Boundary Rio Colorado to San Juan Basin, New Mexico. (In: The Cretaceous-Tertiary Boundary in the San Juan and Raton Basins, New Mexico and Colorado. J.E. Fassett and J.K.Rigby, editors) |
1987 |
| details |
Late Cretaceous |
|
USA(Mid-Continent) |
Spicer,R.A. Plants at the Cretaceous-Tertiary boundary. (In: Evolution and Extinction. W.G. Chaloner and A. Hallam, editors) |
1989 |
| details |
Late Cretaceous |
Early Paleocene |
USA |
Spicer,R.A. Plants at the Cretaceous-Tertiary boundary. (In: Evolution and Extinction. W.G. Chaloner and A. Hallam, editors) |
1989 |
| details |
Early Maastrichtian |
|
Canada(Alberta) |
Dawson,F.M. et al. A preliminary analysis of the stratigraphy and sedimentology of the Coal bearing Wapiti Group, Northwestern Alberta. (In: Advances in Western Canadian Coal Geoscience. Forum Proceedings. W.Langenberg, editor) |
1989 |
| details |
Late Campanian |
Early Maastrichtian |
Utah |
Franczyk,K.J. et al. Sedimentology, mineralogy, palynology and depositional history of some Upper most Cretaceous and Lowermost Tertiary rocks along the Utah Book and Roan Cliffs East of the Green River. (In: Evolution of Sedimentary Basins. A.C.Hoffman, Project Coordinator) |
1990 |
| details |
Middle Campanian |
Late Campanian |
Canada(Saskatchewan) |
Eberth,D.A. et al. Stratigraphy, sedimentology and vertebrate paleontology of the Judith River Formation (Campanian) near Muddy Lake, westcentral Saskatchewan. |
1990 |
| details |
Early Paleocene |
|
Wyoming |
Nichols,D.J. et al. Plant microfossil record of the terminal Cretaceous event in the Western United States and Canada. (In: Global catastrophes in earth history; An interdiciplinary conference on impacts, volcanism and mass mortality. V.L.Sharton et al, editors) |
1990 |
| details |
Maastrichtian |
|
North Dakota |
Nichols,D.J. et al. Plant microfossil record of the terminal Cretaceous event in the Western United States and Canada. (In: Global catastrophes in earth history; An interdiciplinary conference on impacts, volcanism and mass mortality. V.L.Sharton et al, editors) |
1990 |
| details |
Late Maastrichtian |
|
Canada(Alberta) |
Sweet,A.R. et al. Palynofloral response to K/T Boundary Events; A transitory interruption within a dynamic system. (In: Global catastrophes in earth history; An interdiciplinary conference on impacts, volcanism and mass mortality. V.L.Sharton et al, editors) |
1990 |
| details |
Late Maastrichtian |
Early Paleocene |
North America |
Nichols,D.J. et al. Palynological evidence of effects of the terminal Cretaceous event on terrestrial floras in Western North America. (In: Extinction events in earth history. IGCP, Proceeding of Project 216. E.G.Kauffman and O.H.Walliser, editors) |
1990 |
| details |
Late Maastrichtian |
|
Canada(Saskatchewan) |
Sweet,A.R. et al. Palynofacies, coal petrographic facies and depositional environments; Amphitheatre Formation (Eocene to Oligocene) and Ravenscrag Formation (Maestrichtian to Paleocene), Canada. (In: Recent Advances in Organic Petrology and Geochemistry; A Symposium Honoring Dr P.Hacquebard. W.Kalkreuth et al, editors) |
1991 |
| details |
Middle Paleocene |
Late Paleocene |
Canada(Arctic) |
Miall,A.D. Late Cretaceous and Tertiary Basin development and sedimentation, Arctic Islands;Chapter 15. (In: Geology of the Innuitian Orogen and Arctic Platform of Canada and Greenland -H.P.Trettin-Editor) |
1991 |
| details |
Maastrichtian |
|
Wyoming |
Nichols,D.J. et al. A new Cretaceous-Tertiary boundary locality in the Western Powder River Basin, Wyoming; Biological and geological implications. |
1992 |
| details |
Late Maastrichtian |
|
Canada(Alberta) |
Sweet,A.R. et al. The K/T Boundary and contiguous strata in Western Canada; Interactions between paleoenvironments and palynological assemblages. |
1992 |
| details |
Late Maastrichtian |
|
Canada(Saskatchewan) |
Sweet,A.R. et al. The K/T Boundary and contiguous strata in Western Canada; Interactions between paleoenvironments and palynological assemblages. |
1992 |
| details |
Eocene |
|
Caribbean(Cuba) |
Siegl-Farkas,A. et al. A palynological study of Middle Eocene Formations in the Regions of Guantanamo and Holguin, Cuba |
1992 |