| original |
Late Eocene |
|
England(Hampshire) |
Bujak,J.P. et al. Dinoflagellate cysts and acritarchs from the Eocene of Southern England. |
1980 |
| details |
Middle Eocene |
|
Worldwide |
Williams,G.L. et al. Mesozoic and Cenozoic dinoflagellates. (In:Plankton Stratigraphy. H.M.Bolli et al, editor) |
1985 |
| details |
Late Bartonian |
|
United Kingdom |
Powell,A.J. Dinoflagellate cysts of the Tertiary system. (In: A Stratigraphic Index of Dinoflagellate Cysts. A.J.Powell, editor) |
1992 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |