| details |
Malm |
Valanginian |
Netherlands |
Herngreen,G.F.W. et al. Some remarks on selected palynomorphs near the Jurassic-Cretaceous boundary in the Netherlands. |
1979 |
| details |
Early Cretaceous |
|
North Sea |
Herngreen,G.F.W. et al. Cretaceous microfloral provinces. |
1981 |
| details |
Early Cretaceous |
|
USSR |
Herngreen,G.F.W. et al. Cretaceous microfloral provinces. |
1981 |
| details |
Berriasian |
Valanginian |
Netherlands |
Herngreen,G.F.W. Palynological investigation. (In: Palaeobotanical and palynological investigation with notes on microfaunal of some core samples from the Lower Cretaceous in the Western Netherlands Basin by Amerom et al .,1976 |
1976 |
| details |
Late Kimmeridgian |
Berriasian |
North Sea |
Herngreen,G.F.W. et al. Palynology of the Upper Jurassic, Central Graben, Scruff, and Delfland Groups in the Dutch Part of the North Sea Continental Shelf. |
1984 |
| details |
Oxfordian |
Ryazanian |
North Sea |
Herngreen,G.F.W. et al. Revision of the "Late Jurassic" stratigraphy of the Dutch Central North Sea Graben. |
1989 |
| details |
Late Kimmeridgian |
Ryazanian |
North Sea |
Herngreen,G.F.W. et al. Dinoflagellate, sporomorph, and micropaleontological zonation of Callovian to Ryazanian strata in the Central North Sea Graben, the Netherlands. |
1988 |
| details |
Late Barremian |
Early Aptian |
France(Boulonnais) |
Herngreen,G.F.W. Palynology of a Wealden Section, (Lower Cretaceous) in the "Carriere de Longueville", the Boulonnais (France). |
1971 |
| original |
Early Cretaceous |
|
Netherlands |
Herngreen,G.F.W. The so-called Kuhfeld Beds in the eastern Netherlands. |
1973 |
| details |
Hauterivian |
Early Barremian |
Netherlands |
Herngreen,G.F.W. et al. Upper Cretaceous Chalk Group stratigraphy near the Isle of Texel, The Netherlands (a multidisciplinary approach). |
1996 |
| details |
Albian |
|
Oklahoma |
Hedlund,R.W. et al. Spores and pollen grains from Fredericksburgian, (Albian), Strata, Marshall County, Oklahoma. |
1968 |
| details |
Late Valanginian |
Aptian |
USSR(Nenets Nat.Okrug) |
Gryazeva,A.S. Palynological basis for the stratigraphy of Lower Cretaceous deposits of the Pechorsk Basin. (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) |
1980 |
| details |
Aptian |
Albian |
Portugal |
Groot,J.J. et al. Plant microfossils from Aptian, Albian and Cenomanian deposits of Portugal. |
1962 |
| details |
Hauterivian |
|
Canada(Eastern Offshore) |
Gradstein,F.M. et al. Biostratigraphy and depositional history of Amoco Imp Skelly B-1 Egret K-36 Grand Banks, Newfoundland. |
1976 |
| details |
Berriasian |
Valanginian |
USSR(Caucasus) |
Fokina,N.I. et al. Palynological substantiation of the age of the Upper Jurassic and Lower Measures of the Lower Cretaceous, Eastern Fore-Caucasus. |
1975 |
| details |
Berriasian |
Albian |
USSR(Kazakh SSR) |
Fokina,N.I. et al. Palynostratigraphy of the Lower Cretaceous of Central Asia. (In: Life on Ancient Continents: Its Establishment and Expansion.) |
1981 |
| original |
Nd |
|
Nd |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |