| details |
Berriasian |
|
Atlantic Coast Offshore |
Bebout,J.W. An informal palynologic zonation for the Cretaceous System of the United States Mid-Atlantic, (Baltimore Canon Area), O |
1981 |
| details |
Kimmeridgian |
Hauterivian |
Canada(NWT,Mackenzie) |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |
| details |
Berriasian |
|
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 |