original |
Early Eocene |
|
Arkansas |
Jones,E.L. Plant microfossils of the Laminated sediments of the Lower Eocene Wilcox Group in South-Central Arkansas. |
1961 |
original |
Late Triassic |
Late Jurassic |
China(Shansi) |
Liu,Z.-S. et al. Triassic and Jurassic sporo-pollen assemblages from some localities of Shaanxi and Gansu, North-West China. |
1981 |
original |
Late Triassic |
Late Jurassic |
China(Kansu) |
Liu,Z.-S. et al. Triassic and Jurassic sporo-pollen assemblages from some localities of Shaanxi and Gansu, North-West China. |
1981 |
original |
Campanian |
Eocene |
Nigeria |
Salami,M.B. Some Late Cretaceous and Early Tertiary Pterido Phytic spores from the Southern Nigeria sedimentary Basin |
1983 |
original |
Paleocene |
|
Nigeria |
Salami,M.B. Some Late Cretaceous and Early Tertiary Pteridophytic spores from the Southern Nigeria sedimentary Basin |
1983 |