details |
Middle Albian |
Late Albian |
Wyoming |
Tingey,J.C. Palynology of the Lower Cretaceous Bear River Formation in the Overthrust Belt of southwestern Wyoming. |
1978 |
original |
Late Albian |
|
Wyoming |
Bint,A.N. Fossil Ceratiaceae: A restudy and new taxa from the Middle Cretaceous of the Western Interior, U.S.A. |
1986 |
details |
Albian |
|
Wyoming |
Schwab,K.W. Palynology of the Lower Thermopolis and Cloverly Formations, (Albian), Gros Ventre Mountains, Wyoming. |
1977 |
details |
Late Hauterivian |
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 |
Hauterivian |
|
W.Germany |
Gocht,H. Microplankton from the northwest Germany Neocomian. |
1957 |
details |
Hauterivian |
|
W.Germany |
Gocht,H. Microplankton from the northwest Germany Neocomian. |
1957 |
details |
Hauterivian |
|
W.Germany |
Gocht,H. Microplankton from the northwest Germany Neocomian. |
1957 |
details |
Late Volgian |
Early Berriasian |
USSR(Siberia) |
Rovnina,L.V. et al. Microphytofossils of boundary deposits of Jurassic and Cretacous in Western Siberia. (In: Jurassic - Cretaceous Boundary. V.V.Menner, editor) |
1990 |
details |
Late Cenomanian |
|
USSR(Siberia) |
Ilyina,V.I. et al. Microphytofossils and detail stratigraphy of marine Mesozoic and Cenozoic of Siberia. |
1994 |
details |
Barremian |
|
USSR(Kazakh SSR) |
Shakhmundes,V.A. Lower Cretaceous microphytoplankton of the northern Pre-Caspian and their significance for stratigraphy and paleogeogaphy. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
details |
Valanginian |
|
USSR(Irkutskaya Oblast) |
Fedorova,V.A. et al. Palynostratigraphy of the boundary deposits of the Jurassic and Cretaceous at Oka River. (In: Pogranichnye Varusy Yurskoi i Melovoi Sistem) |
1984 |
details |
Hauterivian |
|
USSR(Cis-Caucasus) |
Yegoyan,V.L. et al. Phytoplanktonic microfossils as a criterion for stratigraphic subdivision of the Mesozoic-Cenozoic sedimentary cover of the western Caucasus and Cisaucasia. |
1977 |
details |
Hauterivian |
|
USSR(Caucasus) |
Yegoyan,V.L. et al. Phytoplanktonic microfossils as a criterion for stratigraphic subdivision of the Mesozoic-Cenozoic sedimentary cover of the western Caucasus and Cisaucasia. |
1977 |
details |
Hauterivian |
|
Spitsbergen |
Bjaerke,T. Mesozoic palynology of Svalbard. III. |
1978 |
details |
Late Cenomanian |
Early Turonian |
Spain |
Mao,S. et al. Late Cenomanian and Early Turonian dinoflagellate cysts at Ganuza Navarr I. Systematic palaeontology. |
1998 |
details |
Late Cenomanian |
Early Turonian |
Spain |
Lamolda,M.A. et al. The Cenomanian-Turonian boundary event and dinocyst record at Ganuza (Northern Spain) |
1999 |
details |
Late 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 |