details |
Late Berriasian |
Valanginian |
Canada(Atlantic Coast) |
Helden,B.G.T.Van Dinoflagellate cysts at the Jurassic - Cretaceous boundry, offshore Newfoundland, Canada. |
1986 |
details |
Ryazanian |
Valanginian |
Switzerland |
Pourtoy,D. The genus Aprobolocysta Duxbury, 1977, emend.: Revision and comparison with the genus Batioladinium Brideaux,1975, emend. |
1988 |
details |
Late Valanginian |
Hauterivian |
Denmark |
Davey,R.J. Dinocysts stratigraphy of the latest Jurassic to Early Cretaceous of the Haldager No.1 borehole, Denmark. |
1982 |
details |
Late Valanginian |
Hauterivian |
Portugal |
Berthou,P.Y. et al. Stratigraphic implications of palynological studies on Berriasian to Albian deposits from Western and Southern Portugal. |
1990 |
details |
Valanginian |
Hauterivian |
England(Yorkshire) |
Davey,R.J. Dinocysts stratigraphy of the latest Jurassic to Early Cretaceous of the Haldager No.1 borehole, Denmark. |
1982 |
details |
Late Portlandian |
Early Ryazanian |
North Sea |
Herngreen,G.F.W. et al. Dinoflagellate, sporomorph, and micropaleontological zonation of Callovian to Ryazanian strata in the Central North Sea Graben, the Netherlands. |
1988 |
details |
Late Ryazanian |
Early Hauterivian |
North Sea |
Heilmann-Clausen,C. Lower Cretaceous dinoflagellate biostratigraphy in the Danish Central Trough |
1987 |
details |
Ryazanian |
Early Hauterivian |
North Sea |
Heilmann-Clausen,C. Lower Cretaceous dinoflagellate biostratigraphy in the Danish Central Trough |
1987 |
details |
Valanginian |
Early Hauterivian |
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 |
Ryazanian |
Early Hauterivian |
USSR(Moscow Basin) |
Iosifova,E.K. Some new dinocyst taxa from the Neocomian of the Moscow Synclise. |
1992 |
details |
Late Ryazanian |
Early Hauterivian |
Netherlands |
Herngreen,G.F.W. et al. Age and depositional environment of the Kuhfeld Beds (Lower Cretaceous) in the Alst¤tte Embayment (W.Germany, E.Netherlands). |
1994 |
details |
Early Valanginian |
Early Hauterivian |
Russia(Siberia) |
Lebedeva,N.K. et al. Dinoflagellate cysts and microforaminifera of the Lower Cretaceous Yatria River section, Subarctic Ural, northwest Siberia (Russia). Biostratigraphy, palaeoenvironmental and palaeogeographic discussion. |
1999 |
details |
Hauterivian |
Early Barremian |
Spain |
Leereveld,H. et al. Stratigraphic evaluation of spore-pollen assemblages from the Lower Creatceous of the Alpine Mediterranean Realm |
1989 |
details |
Hauterivian |
Barremian |
India(Tamil Nadu) |
Khowaja-Ateequzzaman et al. Hauterivian-Barremian dinoflagellate cyst assemblage from subsurface of Polar Basin, Southern India. |
1992 |
details |
Tithonian |
Barremian |
India(Andhra Pradesh) |
Prasad,B. et al. A standard palynozonation scheme for the Cretaceous and Pre-Cretaceous subsurface sediments of Krishna-Godavari Basin, India. |
1995 |
details |
Late Valanginian |
|
England(Yorkshire) |
Pourtoy,D. The genus Aprobolocysta Duxbury, 1977, emend.: Revision and comparison with the genus Batioladinium Brideaux,1975, emend. |
1988 |
details |
Ryazanian |
|
North Sea |
Herngreen,G.F.W. et al. Revision of the "Late Jurassic" stratigraphy of the Dutch Central North Sea Graben. |
1989 |