| original |
Late Berriasian |
|
England(Yorkshire) |
Keupp,H. et al. Vertical distribution of organisms in the D-Beds of Speeton (Lower Cretaceous, England) considering the calcareous dinoflagellate cysts. |
1984 |
| details |
Nd |
|
Nd |
Keupp,H. et al. New systematic concepts for calcareous dinoflagellate cysts of the Subfamily Orthopithonelloidae Keupp 1987. |
1989 |
| details |
Rupelian |
|
W.Germany(Niedersachsen) |
Schindler,K. Organic-walled and calcareous dinoflagellate cysts from the Bohlen-Schichten (Rupelian/Oligocene) of the Leipzig Bay (northwest Saxony, Germany). |
1996 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |