| 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 |