| original |
Maastrichtian |
|
Maryland |
Benson,D.G.,Jr Dinoflagellate taxonomy and biostratigraphy at the Cretaceous-Tertiary boundary, Round Bay, Maryland. |
1976 |
| original |
Maastrichtian |
|
Maryland |
Whitney,B.L. Dinoflagellate biostratigraphy of the Maestrichtian-Danian section in Southern Maryland. (In: Cretaceous and Tertiary Stratigraphy, Paleontology and Structure, Southwestern Maryland and Northeastern Virginia. N.O.Frederiksen and K.Krafft, editors) |
1984 |
| original |
Nd |
|
Nd |
Slimani,H. The dinocysts from the chalk of the Campanian to Danian of Halembaye, Turnhout (Belgium) and of Beutenaken (The Netherlands). |
1994 |
| original |
Selandian |
Danian |
France(Pyrenees,Atlant.) |
Gruas-Cavagnetto,C. et al. Palynology of the Selandian of Oraas (Pyrennees Atlantiques, France), comparison with Danian-Selandian microplankton recorded in the World. |
1998 |