| original |
Rhaetian |
|
Sweden |
Nilsson,T. On the occurrence of a Mesozoic oil shale in Schonen. |
1958 |
| details |
Rhaetian |
|
Sweden |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Late Triassic |
|
Sweden |
Guy-Ohlson,D. The use of dispersed palynomorphs referable to the form genus Chasmatosporites (Nilsson) Pocock and Jansonius, in Jurassic biostratigraphy. |
1988 |
| details |
Rhaetian |
|
France(Ardeche) |
Fauconnier,D. et al. Biostratigraphy of Jurassic and Triassic successions in the Balazuc-1 borehole (GPFf Programme) stratigraphic setting inferred from dinoflagellate cysts, pollen, spores and calcareous nannofossils. |
1996 |