| original |
Early Cretaceous |
|
Canada(W.Canada) |
Pocock,S.A.J. Microfloral analysis and age determination of strata at the Jurassic-Cretaceous boundary in the Western Canada Plains |
1962 |
| details |
Albian |
|
Canada(Alberta) |
Vagvolgyi,A.B. Palynology of type McMurray Formation. |
1964 |
| details |
Early Cretaceous |
|
Canada(Alberta) |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Valanginian |
Aptian |
Canada(British Columbia) |
Stott,D.F. Lower Cretaceous Bullhead and Fort St.John Groups, between Smoky and Peace Rivers, Rocky Mountain Foothills, Alberta and Britsh Columbia. |
1968 |
| details |
Early Albian |
Middle Albian |
Canada(Alberta) |
Vagvolgyi,A.B. et al. Microflora of the Lower Cretaceous McMurray Formation, Northeast Alberta. |
1969 |
| details |
Hauterivian |
Early Albian |
Canada(British Columbia) |
Stott,D.F. Lower Cretaceous Bullhead Group between Bullmoose Mountain and Tetsa River, Rocky Mountain Foothills, Northeastern British Columia. |
1973 |
| details |
Berriasian |
Valanginian |
Canada |
Dжrhжfer,G. Distribution and stratigraphic utility of Oxfordian to Valanginian miospores in Europe and North America. |
1976 |
| details |
Early Cretaceous |
|
Afghanistan |
Ashraf,A.R. The Rhaetian-Jurassic flora of Iran and Afghanistan. 3. The microflora of the Rhaetian to Lower Cretaceous deposits of northern Afghanistan. |
1977 |
| details |
Early Purbeckian |
|
Wyoming |
Dodson,P. et al. Taphonomy of the Morrison Formation, (Kimmeridgian-Portlandian), and the Cloverly Formation, (Aptian-Albian), of the Western United States. |
1980 |
| details |
Early Cretaceous |
|
Canada(British Columbia) |
Sweet,A.R. Appendix 3: Palynology. (In: Stratigraphy, Sedimentology and Depositional Environments of the Coal-bearing Jurassic-Cretaceous Kootenay Group, Alberta and British Columbia. D.W. Gibson, editor) |
1985 |
| details |
Early Cretaceous |
|
Afghanistan |
Schweitzer,H.J. et al. Correlation of spore zone from the Lower Triassic and Jurassic in the Middle East and South Germany. |
1987 |
| details |
Late Valanginian |
Middle Albian |
North America |
Burden,E.T. et al. Illustrated key to genera of Lower Cretaceous terrestrial palynomorphs, (excluding megaspores), of Western Canada. (Stratigraphic ranges and sample locations taken from E.T.Burden,1982 - Lower Cretaceous terrestrial palynomorph biostratigraphy of the McMurray Formation, northeastern Alberta, Unpub.Phd Thesis) |
1989 |
| details |
Late Barremian |
|
Canada(Alberta) |
White,J.M. et al. Palynological age constraints on the Cadomin and Dalhousie Formations in SW Alberta. |
1999 |
| details |
Late Barremian |
|
Canada(Alberta) |
White,J.M. et al. Palynological age constraints on the Cadomin and Dalhousie Formations in SW Alberta. |
1999 |