| original |
Late Eocene |
Early Miocene |
Italy |
Biffi,U. et al. Late Eocene -Early Miocene dinoflagellate cyst stratigraphy from the Marche Region (Central Italy) |
1988 |
| original |
Early Oligocene |
|
Italy |
Brinkhuis,H. et al. Dinoflagellate cyst stratigraphy of the Eocene/Oligocene transition in Central Italy |
1993 |
| original |
Early Oligocene |
|
Italy |
Brinkhuis,H. Late Eocene to Early Oligocene dinoflagellate cysts from the Proabonian Type-Area, (northeast Italy): Biostratigraphy and paleoenvironmental interpretation. |
1994 |
| original |
Middle Eocene |
|
Italy |
Baruffini,L. et al. Stratigraphic revision of the Eocene Albidona Formation in the type locality (Calabria, southern Italy). |
2000 |
| details |
Late Eocene |
Early Oligocene |
Italy |
Mourik,C.A.Van et al. The Massignano Eocene-Oligocene golden spike section revisited. |
2005 |