details |
Early Hauterivian |
Late Hauterivian |
North Sea |
Duxbury,S. A palynological zonation scheme for the Lower Cretaceous: United Kingdom Sector, Central North Sea. |
2001 |
original |
Early Hauterivian |
|
North Sea |
Duxbury,S. A palynological zonation scheme for the Lower Cretaceous: United Kingdom Sector, Central North Sea. |
2001 |
details |
Early Hauterivian |
|
North Sea |
Riding,J.B. et al. A review of Scriniodinium Klement 1957, Endoscrinium (Klement 1969) Vozzhennikova 1967 and related dinoflagellate cyst taxa. |
2002 |