| original |
Hauterivian |
|
England(Yorkshire) |
Duxbury,S. A palynostratigraphy of the Berriasian to Barremian of the Speeton Clay of Speeton, England. |
1977 |
| details |
Berriasian |
Barremian |
France(Alpes,Hautes) |
de Reneville,P. et al. Palynology of the stratotype of the Barremian Stage. |
1981 |
| details |
Hauterivian |
|
England(Yorkshire) |
Sarjeant,W.A.S. The dinoflagellate cysts of the Gonyaulacysta Group: A morphological and taxomomic restudy. |
1982 |
| details |
Hauterivian |
|
France |
Fauconnier,D. Palynology of the Hauterivian type section |
1982 |
| details |
Barremian |
|
Atlantic Ocean |
Fauconnier,D. Marine Cretaceous palynology of Holes 549 and 550, Deep Sea Drilling Project Leg 80, Northern Bay of Biscay. |
1984 |
| details |
Hauterivian |
|
England(Yorkshire) |
Helenes,J. Morphological analysis of Mesozoic - Cenozoic Cribroperidinium (Dinophyceae), and taxonomic implications. |
1984 |
| details |
Early Barremian |
|
W.Germany(Bremen) |
Mutterlose,J. et al. Phytoplankton from the anoxic sediments of the Barremian, (Lower Cretaceous) of north West Germany. |
1987 |
| details |
Early Barremian |
|
North Sea |
Crittenden,S. et al. The Early - Middle Cretaceous lithostratigraphy of the Central North Sea, (United Kingdom Sector). |
1991 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |