original |
Late Paleocene |
|
North Sea |
Newman,M.S.J. et al. The geology of the Gryphon Oil Field. (In: Petroleum geology of North West Europe: Proceedings of the 4th Conference-J.R.Parker, editor) |
1993 |
original |
Oligocene |
Middle Miocene |
China(Hunan) |
Mao,S. et al. Early Tertiary dinoflagellates of Henan Province, classification nomination and morphological 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 |
original |
Kimmeridgian |
|
Poland |
Poulsen,N.E. Dinoflagellate cysts from marine Jurassic deposits of Denmark and Poland |
1996 |
original |
Kimmeridgian |
|
Denmark |
Poulsen,N.E. Dinoflagellate cysts from marine Jurassic deposits of Denmark and Poland |
1996 |