| details |
Albian |
Cenomanian |
Tanzania |
Srivastava,V. et al. Albian - Cenomanian microfloral assemblages from coastal Tanzania. |
1999 |
| details |
Campanian |
|
Texas |
Harker,S.D. Campanian organic-walled microplankton from the Interior Plains of Canada, Wyoming and Texas. |
1977 |
| details |
Aptian |
|
USA(Eastern Offshore) |
Steinkraus,W.E. et al. Biostratigraphy. (In: Shell Lydonia Canyon Block 410 No.1R Well. Geological and Operational. G.M.Edson, D.L.Olson and A.J.Petty, editors) |
2000 |
| details |
Aptian |
|
USSR(Kazakh SSR) |
Fedorova,V.A. The role of organic microphyloplancton in correlating separate sections (On first studies of Apt deposits of northern Pre-Caspian). (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) |
1980 |
| details |
Campanian |
|
Wyoming |
Harker,S.D. Campanian organic-walled microplankton from the Interior Plains of Canada, Wyoming and Texas. |
1977 |
| details |
Albian |
Coniacian |
Wyoming |
Sulkoske,W.C. Cretaceous microplankton assemblages from the Albian to Campanian of Wyoming. |
1975 |