| details |
Barremian |
Albian |
Alaska |
Kimyai,A. Palynology and biostratigraphy of the Lower Cretaceous sediments in the South Barrow Test Well No.1, Point Barrow, Alaska. |
2000 |
| details |
Aptian |
Albian |
W.Germany(N.Rhine) |
Grebe,H. Lower Cretaceous filling of the Nehden Karst cave in Sauerland. 2.Microspore associations, determination of age and an attempt to associate microflora with Parent plants. |
1982 |
| details |
Aptian |
|
Canada(Alberta) |
Singh,C. Microflora of the Lower Cretaceous Mannville Group, east-central Alberta. |
1964 |
| details |
Albian |
|
India(Gujarat) |
Biswas,S.K. Cretaceous of Kachchh-Kathiawar Region. (In: Cretaceous of India : Proceedings of the Symposium on "Cretaceous of India - Palaeoecology, Palaeogeography and Time Boundaries". K.H.Maheshwari, editor) |
1983 |
| details |
Aalenian |
|
USSR(Georgian SSR) |
Karashvili,B.D. Spore and pollen complexes in Lower Jurassic deposits in Western Georgia. |
1977 |