details |
Middle Albian |
Early Campanian |
Wyoming |
Nichols,D.J. et al. Guide species of dinocysts, pollen, and spores from Cretaceous formations in the overthrust Belt of Utah and Wyoming. |
1980 |
details |
Maastrichtian |
|
Wyoming |
Takahashi,K. Stratigraphic and geographic distribution of Triprojectacites pollen group in the Late Cretaceous and the Early Tertiary. |
1981 |
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 |
Maastrichtian |
|
Wyoming |
Nichols,D.J. et al. Palynostratigraphic framework for the Cretaceous (Albian-Maestrichtian), of the overthrust Belt of Utah and Wyoming. |
1982 |
details |
Maastrichtian |
|
Wyoming |
Farabee,M.J. Palynoflora of the Lower Lance Formation, (Maastrichtian), Crook County, Wyoming, USA. |
1984 |
details |
Maastrichtian |
Eocene |
Wyoming |
Takahashi,K. Stratigraphic significance of three important pollen Groups in the Late Upper Cretaceous and Early Palaeogene |
1984 |
details |
Maastrichtian |
|
Wyoming |
Farabee,M.J. et al. Stratigraphic palynology of the lower part of the Lance Formation, (Maestrichtian) of Wyoming. |
1986 |
details |
Cretaceous |
|
Wyoming |
Tschudy,R.H. et al. Extinction and survival of plant life following the Cretaceous/Tertiary boundary event, Western Interior, North America. |
1986 |
details |
Maastrichtian |
Danian |
Wyoming |
Leffingwell,H.A. Spore-pollen assemblages of the Upper Lance and the Fort Union Formations from the type Lance Area, Wyoming. |
1966 |
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 |
Maastrichtian |
|
Wyoming |
Bryant,B. et al. Late Mesozoic and Early Tertiary reactivation of an ancient crustal boundary along the Uinta Tend and its interaction with the Sevier Orogenic Belt. (In: Interaction of the Rocky Mountain Foreland and the Cordilleran Thrust Belt. C.Schmidt and W.Perry, editors) |
1988 |
details |
Maastrichtian |
|
Wyoming |
Leffingwell,H.A. et al. Scanning and transmission electron microscopy of Wodehouseia spinata pollen. |
1969 |
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 |
Paleocene |
Wyoming |
Leffingwell,H.A. Palynology of the Lance (Upper Cretaceous) and Fort Union (Paleocene) Formations of the type Lance area, Wyoming. (In: Symposium on Palynology of the Late Cretaceous and Early Tertiary. R.M Kosanke and A.T. Cross, editors) |
1970 |
details |
Late Cretaceous |
|
Wyoming |
Srivastava,S.K. Upper Cretaceous palynology-A review |
1967 |
details |
Maastrichtian |
|
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 |
|
Wyoming |
Kedves,M. Transmission electron microscopy of the fossil angiosperm exines. |
1990 |