| details |
Maastrichtian |
Early Paleocene |
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 |
Maastrichtian |
|
Wyoming |
Leffingwell,H.A. et al. A study of the fossil pollen Wodehouseia spinata I. Ultrastructure and comparisons to selected modern taxa Ii. Optical miroscopic recognition of Foot Layers in differentially stained fossil pollen and their significance. |
1970 |
| details |
Maastrichtian |
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 |
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 |
Maestrichtian |
Paleocene |
Wyoming |
Nichols,D.J. Plants at the K/T Boundary. |
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 |
Late Cretaceous |
|
Wyoming |
Hotton,C.L. et al. Pollen ultrastructure of Pandanaceae and the fossil genus Pandaniidites. (In: Ultrastructure of Fossil Spores and Pollen. M.H.Kurmann and J.A.Doyle, editors) |
1994 |
| details |
Late Campanian |
Paleocene |
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 |
Late Campanian |
Paleocene |
Utah |
Myung-Suk,Y. et al. Palynostratigraphy of Upper Cretaceous-Lower Tertiary strata, Price Canyon, Utah. |
1997 |
| details |
Late Cretaceous |
|
USA |
Leffingwell,H.A. et al. Transmission and Scanning Electron Microscopy of some fossil pollen from the Upper Cretaceous deposits of the Western Unted States |
1971 |
| details |
Maastrichtian |
Early Paleocene |
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 Maestrichtian |
Early Paleocene |
North Dakota |
Pearson,D.A. et al. Palynologically calibrated vertebrate record from North Dakota consistent with abrupt dinosaur extinction at the Cretaceous-Tertiary boundary. |
2001 |
| 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 |
Maastrichtian |
Paleocene |
North America |
Lupia,R. Discordant morphological disparity and taxonomic diversity during the Cretaceous angiosperm radiation: North American pollen record. |
1999 |
| details |
Late Cretaceous |
|
Nd |
Leffingwell,H.A. et al. Techniques for Preparing fossil palynomorphs for study with the Sanning and Transmission Electron Microscopes |
1971 |
| 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 |
| 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 |