| original |
Middle Albian |
Cenomanian |
Canada(NWT,Mackenzie) |
Brideaux,W.W. Cenozoic and Cretaceous assemblage (palynomorphs). (In: Biostratigraphic Determinations from the Subsurface of the Districts of MacKenzie and Franklin and the Yukon Territory. J.W. Andrechuk, editor) |
1977 |
| original |
Hauterivian |
Middle Albian |
Canada(NWT,Mackenzie) |
Brideaux,W.W. Taxonomy of Upper Jurassic -Lower Cretaceous microplankton from the Richardson Mountains, District of MacKenzie, Canda. |
1977 |
| original |
Middle Albian |
|
Canada(NWT,Mackenzie) |
Brideaux,W.W. et al. Miospores and microplankton from Aptian-Albian rocks along Horton River, District of MacKenzie |
1975 |