details |
Middle Jurassic |
Late Jurassic |
India(Bihar) |
Singh,H.P. Jurassic-Lower Cretaceous microflora. (In: Aspects and Appraisal of Indian Palaeobotany. K.R.Surange, editor) |
1974 |
details |
Neocomian |
Aptian |
India |
Singh,G. Demarcation of Jurassic-Cretaceous boundary. (In: Aspects and Appraisal of Indian Palaeobotany. K.R.Surange, editor) |
1974 |
details |
Nd |
|
Canada(Alberta) |
Singh,C. Microflora of the Lower Cretaceous Mannville Group, east-central Alberta. |
1964 |
details |
Ladinian |
|
USSR(Kazakh SSR) |
Shelekhova,M.N. et al. Climatic conditions in Middle and Late Triassic time in Precaspian of the palynological data |
1988 |
details |
Permian |
|
South Africa |
Shearer,J.C. et al. Delineation of distinctive nature of Tertiary coal beds. |
1995 |
details |
Permian |
|
India |
Shearer,J.C. et al. Delineation of distinctive nature of Tertiary coal beds. |
1995 |
details |
Permian |
|
Antarctica |
Shearer,J.C. et al. Delineation of distinctive nature of Tertiary coal beds. |
1995 |
details |
Triassic |
|
Gondwanaland |
Shearer,J.C. et al. Delineation of distinctive nature of Tertiary coal beds. |
1995 |
details |
Jurassic |
|
North America |
Shearer,J.C. et al. Delineation of distinctive nature of Tertiary coal beds. |
1995 |
details |
Jurassic |
Early Cretaceous |
China |
Shearer,J.C. et al. Delineation of distinctive nature of Tertiary coal beds. |
1995 |
details |
Early Jurassic |
Middle Jurassic |
Michigan |
Shaffer,B.L. Palynology and geology of newly discovered Jurassic sediments in the Michegan Basin. |
1968 |
details |
Early Triassic |
|
USSR(Kazakh SSR) |
Serebryanskaya,M.A. Lower Triassic assemblages of miospores in the Near-Sea zone of the Urals-Volga Interstream area |
1984 |
details |
Rhaetian |
Bajocian |
USSR(Ukrainian SSR) |
Semenova,E.V. Spore and pollen assemblages of deposits of the Jurassic and Triassic Boundary of the Don Basin. |
1970 |
details |
Late Triassic |
|
USSR(Ukrainian SSR) |
Semenova,E.V. Correlation between Upper Triassic strata of the Donets Basin and other European Regions based on miospores. |
1971 |
details |
Pliensbachian |
Aalenian |
USSR(Yakut ASSR) |
Semenova,E.V. et al. Comparison of spore-pollen complexes in boundary strata of the Lower and Upper Jurassic in the Donets Basin and Yakutia. (In: Palynological Studies of Sedimentary Deposits in the Ukraine and adjacent Regions. Y.V.Teslenko, editor) |
1976 |
details |
Pliensbachian |
Aalenian |
USSR(Ukrainian SSR) |
Semenova,E.V. et al. Comparison of spore-pollen complexes in boundary strata of the Lower and Upper Jurassic in the Donets Basin and Yakutia. (In: Palynological Studies of Sedimentary Deposits in the Ukraine and adjacent Regions. Y.V.Teslenko, editor) |
1976 |
details |
Cretaceous |
|
Alaska(North Slope) |
Scott,R.A. et al. Some Cretaceous plant Megafossils and microfossils from the Nanushuk Group, northern Alaska |
1979 |