| original |
Late Callovian |
Early Oxfordian |
Iran |
Wheeler,J.W. et al. Jurassic and Cretaceous palynomorphs from the Central Alborz Mountains, Iran; Their significance in biostratigraphy and palaeogeography. |
1990 |
| original |
Late Callovian |
Early Oxfordian |
Iran |
Wheeler,J.W. et al. Jurassic and Cretaceous palynomorphs from the Central Alborz Mountains, Iran: Validation of new taxa. |
1992 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Late Callovian |
Early Oxfordian |
France(Alpes,Cote d'Azur) |
Courtinat,B. Review of the dinoflagellate cyst Stephanelytron Sarjeant 1961 emend |
1999 |