| details |
Nd |
|
Nd |
Srivastava,S.K. Genus Sigmopollis from the Maestrichtian Scollard Formation, Alberta, (Canada), and its algal affinity. |
1984 |
| details |
Late Bathonian |
|
Romania |
Moldovanu,M. Palynologic contributions to the stratigraphic horizontation of Jurassic deposits in the Birlad Depression |
1982 |
| details |
Callovian |
|
Sinai |
Sultan,I.Z. et al. Bathonian-Callovian palynostratigraphy of Barga Well No.3, North Sinai, Egypt. |
1978 |
| details |
Late Berriasian |
Early Valanginian |
Europe |
Dжrhжfer,G. Distribution and stratigraphic utility of Oxfordian to Valanginian miospores in Europe and North America. |
1976 |
| details |
Berriasian |
|
Europe |
Norris,G. Palynologic criteria for recognition of the Jurassic-Cretaceous boundary in Western Europe. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| original |
Middle Purbeckian |
Late Purbeckian |
England(Sussex) |
Norris,G. Miospores from the Purbeck Beds and marine Upper Jurassic of Southern England. |
1969 |