| original |
Early Portlandian |
|
England(Sussex) |
Wimbledon,W.A. et al. The Portland-Purbeck Junction (Portlandian-Berriasian) in the Weald and correlation of Latest Jurassic-Early Cretaceous rocks in Southern England |
1983 |
| original |
Early Kimmeridgian |
|
France(Lot-et-Garonne) |
Ioannides,N.S. et al. A preliminary investigation of Kimmeridgian dinoflagellates and Ostracodes from Quercy, southwest France. |
1988 |
| original |
Middle Oxfordian |
Early Kimmeridgian |
W.Germany(Baden) |
Brenner,W. Dinoflagellates of the Lower Malm, (Upper Jurassic), of southern Germany; Morphology, ecology, stratigraphy. |
1988 |