| details |
Middle Jurassic |
|
USSR(Kazakh SSR) |
Medvedeva,A.M. et al. Direct evidence for vertical oil migration in the eastern Precaspian. |
1993 |
| details |
Givetian |
|
Iowa |
Wicander,R. et al. Acritarchs, spores and chitinozoans from the Middle Devonian, (Givetian), Rapid Member of the Cedar Valley Formation, Iowa, U.S. |
1984 |
| details |
Nd |
|
Nd |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Wenlockian |
|
Sweden(Gotland) |
Westphal,H. et al. Mechanical Compaction versus Early Cementation in fine-grained Limestone: Differentiation by the preservation of organic microfossil. |
1997 |
| details |
Early Triassic |
|
India(Orissa) |
Tripathi,A. An acritarch assemblage from Triassic sediments of the Talchir Coalfield, Orissa, India. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Early Tertiary |
|
China(Hunan) |
Mao,S. et al. Distribution and paleoecology of Early Tertiary terrigenous dinoflagellates and other planktonic algae from Henan Province. (In: Early Tertiary terrigenous Dinoflagellates and other Planktonic Algae from Henan Province and their Significance in Oil and Gas Prospecting.-S.Mao et al, editors) |
1995 |
| details |
Middle Eocene |
|
China(Hunan) |
Zhu,S. et al. Early Tertiary terrigenous dinoflagellates and other planktonic algae from the Tongpu Depression, northern Henan Province and palaeoenvironmental study. (In: Early Tertiary terrigenous Dinoflagellates and other Planktonic Algae from Henan Province and their Significance in Oil and Gas Prospecting.-S.Mao et al, editors) |
1995 |
| details |
Early Triassic |
|
India(Orissa) |
Tripathi,A. Early and Late Triassic palynoassemblages from subsurface Supra Barakar sequence in Talcher Coalfield, Orissa, India |
1996 |
| details |
Ordovician |
|
Nd |
Servais,T. An annotated bibliographical review of Ordovician acritarchs |
1997 |
| details |
Nd |
|
Nd |
Strother,P.K. Acritarchs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Neocomian |
Aptian |
USSR(European) |
Thedorova,V.A. Microphytoplankton from the Early Cretaceous Epicontinental Seas of the European part of the USSR. |
1979 |
| details |
Riphean |
Cambrian |
Yugoslavia |
Pantic,N.K. The importance of paleopalynological investigation of metamorphic rocks in central and southeastern Europe |
1975 |
| details |
Llanvirnian |
Caradocian |
USSR(Kaliningrad) |
Pa?keviciene,L. Middle Ordovician acritarchs from Lithuania and Kaliningrad District |
1993 |
| details |
Llanvirnian |
Caradocian |
USSR(Lithuanian SSR) |
Pa?keviciene,L. Middle Ordovician acritarchs from Lithuania and Kaliningrad District |
1993 |
| details |
Devonian |
Carboniferous |
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Ludlovian |
Downtonian |
Wales |
Warren,P.T. The significance of recent research in Britain on the Ludovian-Downtonian boundary. (In: The boundary between the Silurian and Devonian and Biostratigraphy of the Silurian. D.V.Nalivkin, editors) |
1971 |
| details |
Middle Vendian |
Early Cambrian |
USSR(European) |
Pamkyavichene,L.T. Distribution of microphytofossil of the Vendian-Cambrian Pogranichnykh deposits of the West Part of the eastern European Platform |
1976 |