| original |
Neocomian |
|
Canada(W.Canada) |
Pocock,S.A.J. Microfloral analysis and age determination of strata at the Jurassic-Cretaceous boundary in the Western Canada Plains |
1962 |
| details |
Neocomian |
|
Canada(W.Canada) |
Dettmann,M.E. Upper Mesozoic microfloras from southeastern Australia. |
1963 |
| details |
Nd |
|
Canada(Alberta) |
Singh,C. Microflora of the Lower Cretaceous Mannville Group, east-central Alberta. |
1964 |
| details |
Aptian |
Early Albian |
Argentina(San Luis) |
PrЎmparo,M.B. Palynostratigraphy of the Lower Cretaceous of the San Luis Basin, Argentina. Its place in the Lower Cretaceous floral provinces pattern |
1990 |