original |
Late Tithonian |
|
California |
Warren,J.S. Dinoflagellates and acritarchs from the Upper Jurassic and Lower Cretaceous rocks on the west side of the Sacramento Valley, California. |
1967 |
original |
Middle Albian |
|
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Canada, (Alberta). |
1971 |
details |
Middle Albian |
|
Nd |
Lentin,J.K. et al. Fossil dinoflagellates: index to genera and species. |
1973 |
details |
Aptian |
|
France(Pas-de-Calais) |
Verdier,J.P. Dinoflagellate cysts from the Wissant section, and their stratigraphic distribution in the Middle Cretaceous. |
1975 |
details |
Nd |
|
Nd |
Stover,L.E. et al. Analyses of pre-Pleistocene organic-walled dinoflagellates. |
1978 |
details |
Aptian |
|
Romania |
Baltes,N. et al. Palynological contributions to the knowledge of some Cretaceous formations drilled by boreholes from the external flysch situated between the Suceava and Trotus Valleys. |
1986 |
details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |