| original |
Late Valanginian |
|
Canada(Arctic) |
Davies,E.H. Jurassic and Lower Cretaceous dinoflagellate cysts of the Sverdrup Basin, Arctic Canada; Taxonomy, biostratigraphy, chronostratigraphy. |
1979 |
| details |
Late Berriasian |
Early Valanginian |
Russia(Khanty-Mansi) |
Lebedeva,N.K. et al. Microphytoplankton and Microforaminifera in the Lower Cretaceous reference section in Subarctic Ural (Western Siberia) |
1998 |
| details |
Late Valanginian |
Middle Barremian |
England |
Stover,L.E. et al. Mesozoic-Tertiary dinoflagellates, acritarchs and Prasinophytes. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Late Berriasian |
Early Valanginian |
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 |
Late Hauterivian |
|
W.Germany(Niedersachsen) |
Harding,I.C. Taxonomic Stabilisation of dinoflagellate cyst Taxa, as exemplified by two morphologically complex Early Cretaceous species |
1996 |
| 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 |
| details |
Berriasian |
Valanginian |
Alaska |
Mickey,M.B. et al. Paleontologic data: Tingmerkpuk and related units, Northwestern De Long Mountains, Brooks Ranke, Alaska. |
1995 |
| details |
Hauterivian |
Barremian |
Alaska |
Mickey,M.B. et al. Paleontologic data: Tingmerkpuk and related units, Northwestern De Long Mountains, Brooks Ranke, Alaska. |
1995 |
| details |
Late Valanginian |
Early Barremian |
North Sea |
Duxbury,S. A palynological zonation scheme for the Lower Cretaceous: United Kingdom Sector, Central North Sea. |
2001 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Dinoflagellates. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Late Berriasian |
Early Valanginian |
Russia(Siberia) |
Beizel,A.L. et al. New geological data and zoning of the Neocomian key section on Yatriya River (Polar Transuralia) according to Belemnites, dinocysts and palynomorphs |
1997 |
| details |
Valanginian |
|
USSR(Russia) |
Harding,I.C. Taxonomic Stabilisation of dinoflagellate cyst Taxa, as exemplified by two morphologically complex Early Cretaceous species |
1996 |
| details |
Valanginian |
|
Canada(NWT,Mackenzie) |
Harding,I.C. Taxonomic Stabilisation of dinoflagellate cyst Taxa, as exemplified by two morphologically complex Early Cretaceous species |
1996 |
| details |
Hauterivian |
|
USA(Gulf of Mexico) |
Harding,I.C. Taxonomic Stabilisation of dinoflagellate cyst Taxa, as exemplified by two morphologically complex Early Cretaceous species |
1996 |
| details |
Late Barremian |
|
Greenland |
Harding,I.C. Taxonomic Stabilisation of dinoflagellate cyst Taxa, as exemplified by two morphologically complex Early Cretaceous species |
1996 |
| details |
Hauterivian |
|
W.Germany(N.Rhine) |
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 |