| details |
Valanginian |
|
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 |
Valanginian |
Aptian |
USSR(Far East) |
Bolkhovitina,N.A. Connection of Gleicheniaceae and Schizaeaceae fern with paleofloristic Regions of the Jurassic Period and Cretaceous Epoch in Euasia by palynological data. |
1971 |
| details |
Valanginian |
Aptian |
Bulgaria |
Ercegovac,M. et al. Microfloral residues from the Lower Cretaceous of the Stara Planina Montains, Bulgaria. |
1972 |
| details |
Valanginian |
Albian |
Canada(NWT,Franklin) |
Brideaux,W.W. et al. Biostratigraphic determinations of fossils from the subsurface of the Districts of Franklin and MacKenzie. |
1975 |
| details |
Valanginian |
Albian |
Canada(NWT,Mackenzie) |
Brideaux,W.W. et al. Biostratigraphic determinations of fossils from the subsurface of the Districts of Franklin and MacKenzie. |
1975 |
| details |
Valanginian |
|
USSR(Ukrainian SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Jurassic-Cretaceous boundary. |
1975 |
| details |
Valanginian |
Albian |
Canada(NWT,Mackenzie) |
Brideaux,W.W. et al. Biostratigraphic determinations from the subsurface of the District of Franklin and MacKenzie and the Yukon Teritory |
1976 |
| details |
Valanginian |
Hauterivian |
Peru |
PrЎmparo,M.B. et al. First palynological data from the Lower Cretaceous of the Arequipa Basin, Southern Peru |
1994 |
| details |
Valanginian |
Hauterivian |
Canada(Eastern Offshore) |
Barss,M.S. et al. A palynological zonation and correlation of Sixty-Seven wells, |
1979 |
| details |
Valanginian |
Hauterivian |
Canada(Eastern Offshore) |
Barss,M.S. et al. A palynological zonation and correlation of Sixty-Seven wells, |
1979 |
| details |
Valanginian |
|
Alaska(North Slope) |
Mickey,M.B. et al. Biostratigraphy report 129 outcrop samples Western Delong Mountains (Tingmerkpuk), North Slope, Alaska. |
2000 |
| details |
Valanginian |
|
Alaska(North Slope) |
Mickey,M.B. et al. Biostratigraphic report of 22 outcrop samples from North Slope, Alaska. (In: Micropaleontology of Cretaceous and Jurassic shales from the Northwestern Delong Mountains, Western Brooks Range, Alaska, 1994-1997. M.B.Mickey and H.Haga, editors) |
1998 |
| details |
Valanginian |
|
Alaska(North Slope) |
Mickey,M.B. et al. Biostratigraphy report 109 outcrop samples Western Delong Mountains field party North Slope, Alaska. (In: Micropaleontology of Cretaceous and Jurassic shales from the Northwestern Delong Mountains, Western Brooks Range, Alaska, 1994-1997. M.B.Mickey and H.Haga, editors) |
1998 |
| details |
Valanginian |
|
Alaska(North Slope) |
Mickey,M.B. et al. Biostratigraphy report 109 outcrop samples Western Delong Mountains field party North Slope, Alaska. (In: Micropaleontology of Cretaceous and Jurassic shales from the Northwestern Delong Mountains, Western Brooks Range, Alaska, 1994-1997. M.B.Mickey and H.Haga, editors) |
1998 |
| details |
Valanginian |
|
Alaska(North Slope) |
Mickey,M.B. et al. Biostratigraphy report 109 outcrop samples Western Delong Mountains field party North Slope, Alaska. (In: Micropaleontology of Cretaceous and Jurassic shales from the Northwestern Delong Mountains, Western Brooks Range, Alaska, 1994-1997. M.B.Mickey and H.Haga, editors) |
1998 |
| details |
Valanginian |
|
Alaska(North Slope) |
Mickey,M.B. et al. Biostratigraphy report 109 outcrop samples Western Delong Mountains field party North Slope, Alaska. (In: Micropaleontology of Cretaceous and Jurassic shales from the Northwestern Delong Mountains, Western Brooks Range, Alaska, 1994-1997. M.B.Mickey and H.Haga, editors) |
1998 |
| details |
Valanginian |
|
Alaska(North Slope) |
Mickey,M.B. et al. Biostratigraphy report 109 outcrop samples Western Delong Mountains field party North Slope, Alaska. (In: Micropaleontology of Cretaceous and Jurassic shales from the Northwestern Delong Mountains, Western Brooks Range, Alaska, 1994-1997. M.B.Mickey and H.Haga, editors) |
1998 |