original |
Middle Albian |
Late Albian |
Canada(Alberta) |
Brideaux,W.W. Palynology of the Lower Colorado Group, central Alberta, Canada. I. Introductory remarks. Geology and microplankton studies. |
1971 |
original |
Middle Albian |
Late Albian |
Wyoming |
Tingey,J.C. Palynology of the Lower Cretaceous Bear River Formation in the Overthrust Belt of southwestern Wyoming. |
1978 |
original |
Middle Albian |
Early Cenomanian |
Alaska(North Slope) |
May,F.E. Dinoflagellate and acritarch assemblages from the Nanushuk Group, (Albian-Cenomanian), and the Torok Formation (Albian), Umat Test Well 11, National Petroleum Reserve in Alaska, northern Alaska. |
1979 |
original |
Middle Albian |
Late Albian |
Alaska(North Slope) |
May,F.E. et al. Dinoflagellate and acritarch assemblages from the Grandstand Formation, (Middle to Upper Albian), of the Nanushuk Group, Simpon Core Test 25, National Petroleum Reserve in Alaska, northern Alaska. |
1979 |