| details |
Hauterivian |
|
France |
Fauconnier,D. Palynology of the Hauterivian type section |
1982 |
| original |
Barremian |
|
England(Yorkshire) |
Duxbury,S. Barremian phytoplankton from Speeton, East Yorkshire. |
1980 |
| details |
Late Barremian |
|
North Sea |
Duxbury,S. A palynological zonation scheme for the Lower Cretaceous: United Kingdom Sector, Central North Sea. |
2001 |
| details |
Late Portlandian |
Hauterivian |
Denmark |
Davey,R.J. Dinocysts stratigraphy of the latest Jurassic to Early Cretaceous of the Haldager No.1 borehole, Denmark. |
1982 |
| details |
Cretaceous |
|
USSR(Krasnodar Kray) |
Davey,R.J. Preliminary study of the Lower Cretaceous and Middle Jurassic palynology of the Gelendzhik region, Caucasus, Russia. |
1994 |
| details |
Early Hauterivian |
|
England(Yorkshire) |
Davey,R.J. A summary of the palynology of the lower Hauterivian (Lower Cretaceous) from Speeton, east England. |
2001 |
| details |
Hauterivian |
Barremian |
United Kingdom |
Costa,L.I. et al. Dinoflagellate cysts of the Cretaceous System. (In: A Stratigraphic Index of Dinoflagellate Cysts. A.J.Powell, editor) |
1992 |
| details |
Barremian |
|
England(Yorkshire) |
Below,R. The evolution and systematics of dinoflagellate cysts of the Peridiniales order. III. Pareodiniaceae Familie. |
1990 |