details |
Middle Callovian |
|
England(Dorset) |
Duxbury,S. Barremian phytoplankton from Speeton, East Yorkshire. |
1980 |
details |
Nd |
|
Nd |
Courtinat,B. The organoclasts of the Malm Formations of Southern Jura: Systematics, biostratigraphy and paleoecological interpretation. |
1989 |
details |
Early Oxfordian |
|
W.Germany(Niedersachsen) |
Kunz,R. Phytoplankton and palynofacies in the Malm of northwest Germany, (Hannoversches Bergland). |
1990 |
details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |