| details |
Maastrichtian |
|
W.Germany(Niedersachsen) |
Marheinecke,U. Monograph on dinocysts, Acritarch and Chlorophyta of the Maestrichtian of Hemmor (Niedersachsen) |
1992 |
| details |
Nd |
|
Nd |
Manum,S.B. et al. Hypocystal archeopyles in the dinoflagellate cyst genus Caligodinium, Drugg. |
1995 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Early Oligocene |
Middle Oligocene |
China(Hopei) |
Lentin,J.K. et al. Fossil dinoflagellates: Index to genera and species, 1981 edition. |
1981 |