details |
Late Albian |
|
Oklahoma |
Wingate,F.H. Plant microfossils from the Denton Shale Member of the Bokchito Formation, (Lower Cretaceous, Albian) in Southern Oklahoma. |
1980 |
details |
Aptian |
|
Colombia |
PrŠ¶ssl,K.F. et al. The Yavi Formation (Lower Cretaceous), Upper Magdalena Valley Colombia; An integrated sedimentological and palynological study. |
1993 |
details |
Late Aptian |
|
Colombia |
Streinesberger,L.V. et al. Dating the Yavi Formation (Aptian, Upper Magdalena Valley, Colombia), palynological results. |
1994 |
details |
Aptian |
|
Argentina(Patagonia) |
Vallati,P. A microflora with Afropollis (angiosperm pollen) from the Lower Cretaceous of the Neuquen Basin. |
1995 |