| original |
Bartonian |
|
England(Hampshire) |
Bujak,J.P. Microplankton from the Barton Beds of the Hampshire Basin, England. |
1973 |
| details |
Oligocene |
Middle Miocene |
Canada(NWT,Mackenzie) |
Dixon,J. et al. In geology and biostratigraphy of the Dome Gulf et al Hunt Kopanoar M-13 Well, Beaufort Sea. |
1984 |
| details |
Late Paleocene |
Early Eocene |
Atlantic Ocean |
Brown,S. et al. Dinoflagellate cyst biostratigraphy of Late Paleocene and Early Eocene sediments from Holes 551, 552, 553A and 555; Leg 81, Deep Sea Drilling Project (Rockall Plateau). |
1984 |