| details |
Late Eocene |
Late Oligocene |
China(Hopei) |
Lentin,J.K. et al. Fossil dinoflagellates: Index to genera and species, 1981 edition. |
1981 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Nd |
|
Nd |
Evitt,W.R. et al. A Tiger by the Tail: the Exophragm of the Cretaceous-Paleocene dinoflagellate Palaeoperidinium and its implications |
1998 |
| details |
Oligocene |
|
South Korea |
Yun,H. et al. Biostratigraphy and paleoenvironment of the Cheju Sedimentary Basin: Based on materials from exploration wells, Geobuk-1 and Okdom-1. |
1999 |