| details |
Early Pliocene |
|
Nd |
Lentin,J.K. et al. Fossil dinoflagellates: index to genera and species. |
1973 |
| details |
Nd |
|
Nd |
Harker,S.D. et al. The stratigraphic distribution of organic-walled dinoflagellate cysts in the Cretaceous and Tertiary. |
1975 |
| details |
Nd |
|
Nd |
Harker,S.D. et al. The stratigraphic distribution of organic-walled dinoflagellate cysts in the Cretaceous and Tertiary. |
1975 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Early Barremian |
|
England(Yorkshire) |
Stover,L.E. et al. Analyses of pre-Pleistocene organic-walled dinoflagellates. |
1978 |