| original |
Hauterivian |
|
England(Yorkshire) |
Duxbury,S. A palynostratigraphy of the Berriasian to Barremian of the Speeton Clay of Speeton, England. |
1977 |
| details |
Albian |
Cenomanian |
Atlantic Ocean |
Hochuli,P.A. et al. Palynology of Middle Cretaceous Black Clay facies from Deep Sea Drilling Project Sites 417 and 418 of the Western North Atlantic. |
1980 |
| details |
Hauterivian |
|
Denmark |
Davey,R.J. Dinocysts stratigraphy of the latest Jurassic to Early Cretaceous of the Haldager No.1 borehole, Denmark. |
1982 |
| details |
Nd |
|
Nd |
Sarjeant,W.A.S. The dinoflagellate cysts of the Gonyaulacysta Group: A morphological and taxomomic restudy. |
1982 |
| details |
Hauterivian |
|
England |
Jan du ChЄne,R.E. et al. Practical guide for the identification of dinoflagellate cyst fossils. the Gonyaulacysta complex. |
1986 |
| details |
Early Hauterivian |
|
North Sea |
Heilmann-Clausen,C. Lower Cretaceous dinoflagellate biostratigraphy in the Danish Central Trough |
1987 |
| details |
Early Hauterivian |
|
W.Germany(Niedersachsen) |
Prжssl,K.F. Dinoflagellates of the Cretaceous, (Early Hauterivian to Late Turonian), in the Niedersachsen Basin. Stratigraphy and facies changes of the Konrad 101 borehole, as well as several other boreholes from northwest Germany. |
1990 |
| details |
Early Barremian |
|
W.Germany(Niedersachsen) |
Kirsch,K.-H. et al. Quantitative studies of dinoflagellate cysts profile of the boundary beds of the Hauterivian - Barremian Boundary of the Claypit Otto Gott near Sarstedt, (Niedersachsen, northern Germany). |
1995 |
| details |
Late Barremian |
|
W.Germany(Niedersachsen) |
Heilmann-Clausen,C. et al. Barremian-Aptian dinoflagellates and calcareous nannofossils in the Ahlum 1 Borehole and the Otto Gott Claypit, Sarstedt, Lower Saxony Basin, Germany. (In: The Barremian-Aptian Boundary. A Study of profiles from the Boreal Cretaceous.E.Kemper, editor) |
1995 |
| details |
Hauterivian |
|
England(Yorkshire) |
Helenes,J. et al. Morphological variations among species of the fossil dinoflagellate genus Gonyaulacysta. |
1997 |
| details |
Early Aptian |
|
Germany(Niedersachsen) |
Below,R. et al. The kerogen facies of Claystone-Foliated Claystone-Rhythmites of the Upper Barremian-Lower Aptian in the Lower Saxony Basin (Northern Germany) as an example of the Drillhole Hoheneggelsen Kb50 |
1997 |
| details |
Early Barremian |
|
Spain |
Leereveld,H. Hauterivian - Barremian (Lower Cretaceous) dinoflagellate cyst stratigraphy of the western Mediterranean. |
1997 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Hauterivian |
Barremian |
Barents Sea |
Smelror,M. et al. The Klippfisk Formation: A new lithostratigraphic unit of Lower Cretaceous platform carbonates on the western Barents Shelf. |
1998 |