details |
Barremian |
|
Atlantic Ocean |
Habib,D. Sedimentation of Black Clay organic facies in a Mesozoic Oxic North America. |
1982 |
details |
Barremian |
Early Aptian |
Virginia |
Upchurch,G.R. et al. Paleoecology of the Conifers Frenlopsis and Pseudofrenelopsis (Cheirolepidiaceae) from the Cretaceous Potomac Group of Maryland and Virginia. (In: Geobotany II -Edited by R.C.Romans) |
1981 |
details |
Barremian |
Aptian |
USSR(Buryat ASSR) |
Vakhrameev,V.A. et al. Ancient angiosperms and Accompanying plants from the Lower Cretaceous of Transbaikalia |
1977 |
details |
Barremian |
Early Aptian |
Egypt |
Schrank,E. Palaeozoic and Mesozoic palynomorphs from northeast Africa (Egypt and Sudan) with special reference to Late Cretaceous pollen and dinoflagellates. |
1987 |
details |
Barremian |
|
Morocco |
Vakhrameev,V.A. Ancient angiosperms and the evolution of the flora in the Middle of the Cretaceous Period |
1981 |
details |
Barremian |
|
Argentina(Santa Cruz) |
PŠ¶the de Baldis,E.D. et al. Microfloras of the Rio Mayer Formation, Santa Cruz Province, Argentina, their stratigraphic signification. |
1980 |
details |
Barremian |
Aptian |
Canada(Arctic) |
Miall,A.D. Mesozoic and Tertiary geology of Banks Island, Arctic Canada. The history of an unstable craton margin. |
1979 |
details |
Barremian |
Albian |
Canada(Arctic) |
Miall,A.D. Mesozoic and Tertiary geology of Banks Island, Arctic Canada. The history of an unstable craton margin. |
1979 |
details |
Barremian |
Early Aptian |
Virginia |
Pedersen,K.R. et al. Pollen organ and seeds with Decussosporites, Brenner from Lower Cretaceous Potomac Group sediments of eastern USA |
1993 |
details |
Barremian |
Early Aptian |
China(Inner Mongolia) |
Eberth,D.A. et al. The age of dinosaur-bearing sediments at Tebch, Inner Mongolia, People's Republic of China. |
1993 |
details |
Barremian |
Early Aptian |
Australia(W.Australia) |
Backhouse,J. et al. New records of Permian and Cretaceous sediments from the Southwestern Part of the Yilgarn Block |
1989 |
details |
Barremian |
|
USSR(Kazakh SSR) |
Shvetsova,E.M. Spore and pollen assemblages of the Lower Cretaceous deposits of the eastern Ustyurt. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Barremian |
|
USSR(Kazakh SSR) |
Shvetsova,E.M. Spore and pollen assemblages of the Lower Cretaceous deposits of the eastern Ustyurt. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Barremian |
|
USSR(Pre-Caucasus) |
Danilenko,T.A. Significance of palynological studies for the biostratigraphy of lower deposits of east Pre-Caucasus. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Barremian |
|
Nd |
Pocock,S.A.J. et al. Pollen of Circumpolles: An enigma or morphotrends showing evolutionary adaptation. |
1990 |
details |
Barremian |
Aptian |
Canada(Yukon) |
Norford,B.S. et al. Biostratigraphic determinations of fossils from the subsurface of the Yukon Territory and the District of MacKenzie |
1971 |
details |
Barremian |
Aptian |
Brazil |
Brenner,G.J. Middle Cretaceous floral Provinces and Early migrations of angiosperms. (In: Origin and Early Evolution of Angiosperms.C.B.Beck, editor) |
1976 |