| original |
Aptian |
|
|
Volkheimer,W. et al. Palynological study of the Huitrin Formation, Cretaceous of the Neuqu©n Basin, and its type locality. |
1976 |
| original |
Early Vendian |
|
Greenland |
Strother,P.K. et al. Micro-organisms from the Late Precambrian Narssarssuk Formation, northwestern Greenland. |
1983 |
| original |
Late Toarcian |
|
W.Germany(Niedersachsen) |
Prauss,M. Dinocyst-stratigraphy and palynofacies in the Upper Liassic and Dogger of Northwest-Germany. |
1989 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |