| details |
Berriasian |
Valanginian |
USSR(Caucasus) |
Fokina,N.I. et al. Palynological substantiation of the age of the Upper Jurassic and Lower Measures of the Lower Cretaceous, Eastern Fore-Caucasus. |
1975 |
| details |
Berriasian |
Valanginian |
USSR(Turkmen SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
| details |
Hauterivian |
Turonian |
China(Kiangsi) |
Yu,J. et al. Cretaceous spore pollen in Jiangxi Province. |
1985 |
| details |
Early Albian |
Middle Albian |
USSR(Uzbek SSR) |
Fokina,N.I. Cretaceous spore and pollen assemblages of Western Uzbekistan;Bukharo-Khivinskaya Oblast, Kultak-Northern Kamashi. (In: Spore and pollen of the Jurassic and Lower Cretaceous from Central Asia. N.A. Bolkhovitina and N.I. Fokina, editors.) |
1971 |
| details |
Valanginian |
Late Aptian |
USSR(Turkmen SSR) |
Fokina,N.I. Cretaceous spore and pollen assemblages;Eastern Turkmenskaya, Bayram-Ali and Gaurdak Regions. (In: Spore and Pollen of the Jurassic and Lower Cretaceous from Central Asia. N.A. Bolkhovitina and N.I. Fokina, editors) |
1971 |
| details |
Late Berriasian |
Hauterivian |
Canada(NWT,Mackenzie) |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |
| details |
Tithonian |
Early Cretaceous |
USSR(Turkmen SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Jurassic-Cretaceous boundary. |
1975 |
| details |
Tithonian |
Early Cretaceous |
USSR(Ukrainian SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Jurassic-Cretaceous boundary. |
1975 |
| details |
Albian |
Cenomanian |
USSR(WSL) |
Chlonova,A.F. Spores and pollen of the upper half of the Upper Cretaceous of the eastern part of the Western Siberian Lowland. |
1961 |
| details |
Hauterivian |
Aptian |
USSR(Siberia) |
Gryazeva,A.S. The role of Ribbed Schizean spores in the palyno stratigraphy of Lower Cretaceous deposits of the North-East European part of the USSR. (In: Palynological Investigations of Paleozoic and Mesozoic deposits of Northern USSR and Caspian Sea Region. N.A. Timoshina, editor) |
1985 |
| details |
Aptian |
Albian |
USSR(Turkmen SSR) |
Barkhatnaya,I.N. et al. Cretaceous spore and pollen assemblages;Central Turkmenskaya. (In: Spore and pollen of the Jurassic and Lower Cretaceous from Central Asia. N.A. Bolkhovitina and N.I. Fokina, editors.) |
1971 |
| details |
Late Aptian |
Albian |
USSR(Turkmen SSR) |
Barkhatnaya,I.N. Spore pollen stratigraphy of Cretaceous deposits of central Kara-Kumov). (In: Spore-pollen Complexes and Stratigraphy of the Upper Proterozoic, Paleozoic and Mesozoic of the Volga-Uragarea and Central Asia. A.B.Filimonova and A.D.Archangelskaya, editors) |
1963 |
| details |
Berriasian |
Albian |
USSR(Kazakh SSR) |
Bolkhovitina,N.A. et al. Devolopment of vegetation in the Southern Region of Central Asia during the Jurassic and Cretaceous Periods (from palynological data). (In: Stratigraphy and Paleontology of Mesozoic and Paleogene-Neogene Continental deposits of the Asiatic Part of the USSR.) |
1967 |
| details |
Hauterivian |
Albian |
USSR(Kazakh SSR) |
Pozemova,L.S. et al. Spore-pollen assemblages of Mesozoic deposits of the Khobdinsk producing well, (Ciscaspian Depression). (In: Palynology and Stratigraphy of the Paleozoic, Mesozoic and Paleogene of the European Part of the USSR and Central Asia) |
1971 |
| details |
Aptian |
Albian |
USSR(Yakut ASSR) |
Lyubomirova,K.A. et al. Results of palynological studies of Lower Cretaceous deposits in the northern part of the Leno-Anabar Trough. (In: Palynological Investigations of Paleozoic and Mesozoic deposits of Northern USSR and Caspian Sea Region. N.A. Timoshina, editor) |
1985 |
| details |
Neocomian |
Albian |
Maryland |
Groot,J.J. et al. Plant microfossils and age of nonmarine Cretaceous sediments of Maryland and Delaware. |
1960 |
| details |
Early Cretaceous |
|
England |
Srivastava,S.K. Cretaceous spore-pollen floras |
1978 |