original |
Cenomanian |
Coniacian |
Wyoming |
Upshaw,C.F. Palynology of the Frontier Formation, northwestern Wind River Basin, Wyoming. |
1959 |
original |
Namurian |
|
Romania |
Venkatachala,B.S. et al. Microfloristic studies on the Paleozoic of the Moesian Platform. On the presence of the Carboniferous formation in the foundation of the Calareti zone. |
1962 |
original |
Triassic |
|
Argentina(Mendoza) |
Zavattieri,A.M. Palynology of the Potrerillos Formation, (Traissic), at the locality, Cuyo Basin, (Mendoza Province, Argentina). Part 1. Triletes and Monoletes spores. |
1986 |