| original |
Late Albian |
|
Canada(Alberta) |
Brideaux,W.W. Palynology of the Lower Colorado Group, central Alberta, Canada. I. Introductory remarks. Geology and microplankton studies. |
1971 |
| details |
Late Cenomanian |
Middle Turonian |
Arizona |
Jones,R.E. Taxonomic treatment of dinoflagellates and acritarchs from the Mancos Shale, (Upper Cretaceous), of the Southwetern United States. |
1976 |
| details |
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 |
| details |
Middle Aptian |
Late Aptian |
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 |
| details |
Middle Albian |
Late Albian |
Canada(NWT,Mackenzie) |
Yorath,C.J. et al. Cretaceous and Tertiary stratigraphy and paleogeography northern Interior Plains, District of MacKenzie. |
1981 |
| details |
Albian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |