| original |
Middle Oligocene |
|
China(Shantung) |
He,C.-Q. et al. Early Tertiary microphytoplankton from the Dongpu Region |
1989 |
| original |
Middle Oligocene |
|
China(Honan) |
He,C.-Q. et al. Early Tertiary microphytoplankton from the Dongpu Region |
1989 |
| details |
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 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Early Oligocene |
|
North Sea |
Hochuli,P.A. 'Organic nannofossils': a new type of palynomorph from the Palaeogene of the North Sea. |
2000 |