details |
Eocene |
Oligocene |
India(Tripura) |
Banerjee,D. et al. Hystrichosphaerids in the Tertiary Formations of Assam and Tripura. |
1972 |
details |
Early Llandoverian |
Frasnian |
Brazil(Amazonas) |
Lange,F.W. Biostratigraphic subdivisions and revision of the Silurian-Devonian column of the Lower Amazon Basin. |
1967 |
details |
Early Gothlandian |
|
India(Rajasthan) |
Salujha,S.K. et al. Palynology of the Vindhyans and their equivalents in Peninsular India. |
1972 |
details |
Early Gothlandian |
Late Tertiary |
Nd |
Downie,C. Observations on the nature of the acritarchs |
1973 |
details |
Early Cretaceous |
|
Europe |
de Jekhowsky,B. Bibliographical review of Hystrichospheres and dinoflagellates from the European Lower Cretaceous |
1965 |
details |
Early Cretaceous |
|
USSR(Kazakh SSR) |
Shakhmundes,V.A. Microphytoplankton as an indicator of facies types of enclosing sediments. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Early Cambrian |
|
USSR(Caucasus) |
Timofeev,B.V. The age of the older sedimentary rocks of the northern Elbrus Region |
1962 |
details |
Early Cambrian |
Early Gothlandian |
India |
Venkatachala,B.S. A decade of stratigraphic palynology in India. |
1976 |
details |
Devonian |
Carboniferous |
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
details |
Devonian |
|
USSR(Saratov) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
details |
Devonian |
|
USSR(Urals) |
Kulkova,I.A. The Eocene climatic optimum of northern Asia. (In: Climates of the Earth in the Geological Past. A.A.Velichko and A.L.Chepalyga, editors) |
1987 |
details |
Danian |
|
W.Germany(Schleswig) |
Sarjeant,W.A.S. A restudy of some dinoflagellate cyst holotypes in the University of Kiel collections. V. The Danian (Palaeocene) holotypes of Walter Wetzel (1952, 1955). |
1984 |
original |
Danian |
|
Europe |
Wetzel,W. Contribution to the knowledge of Danian marine plankton. |
1952 |
details |
Cretaceous |
|
USSR(Krasnodar Kray) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
details |
Cenomanian |
Coniacian |
India(Rajasthan) |
Das Gupta,S.K. The stratigraphy of the West Rajasthan Shelf |
1977 |
details |
Cenomanian |
Turonian |
USSR(WSL) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
details |
Carboniferous |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |