| details |
Aptian |
|
Nd |
Zavada,M.S. Angiosperm origins and evolution based on dispersed fossil pollen ultrastructure. (In: Historical Perspectives of Angiosperm Evolution.) |
1984 |
| details |
Cretaceous |
|
South Korea |
Yi,S. et al. Pollen and spores of South Korea. |
2004 |
| details |
Aptian |
Early Albian |
South Korea |
Yi,M.-S. et al. Cretaceous pakynomorphs from the Iljik Formation in the Euiseong area, Korea. |
1993 |
| details |
Albian |
|
Canada(Alberta) |
White,J.M. et al. Palynological age constraints on the Cadomin and Dalhousie Formations in SW Alberta. |
1999 |
| details |
Late Albian |
|
Kansas |
Ward,J.V. Early Cretaceous angiosperm pollen from the Cheyenne and Kiowa Formations, (Albian) of Kansas, USA. |
1986 |
| details |
Fredericksburg |
|
Oklahoma |
Walker,J.W. et al. Ultrastructure of Lower Cretaceous angiosperm pollen and the origin and Early evolution of Flowering plants |
1984 |
| details |
Albian |
Cenomanian |
Argentina(Mendoza) |
Vallati,P. Middle Cretaceous microflora from the Huincul Formation ("Dinosaurian Beds") in the Neuqu©n Basin, Patagonia, Argentina. |
2001 |
| details |
Barremian |
Albian |
Texas |
Upchurch,G.R. et al. Paleoecology of the Conifers Frenlopsis and Pseudofrenelopsis (Cheirolepidiaceae) from the Cretaceous Potomac Group of Maryland and Virginia. (In: Geobotany II -Edited by R.C.Romans) |
1981 |
| details |
Early Cenomanian |
|
Maryland |
Upchurch,G.R. et al. Paleoecology of the Conifers Frenlopsis and Pseudofrenelopsis (Cheirolepidiaceae) from the Cretaceous Potomac Group of Maryland and Virginia. (In: Geobotany II -Edited by R.C.Romans) |
1981 |
| details |
Late Cretaceous |
|
India(Bihar) |
Tripathi,A. et al. Early Cretaceous angiospermous pollen from the Intertrappean Beds of Rajmahal Basin. |
1991 |
| details |
Late Neocomian |
Aptian |
India(Bihar) |
Tripathi,A. Advent of angiospermous pollen in India and its spatial relationship in Gondwanland. (In: Gondwana Eight. Assembly, evolution and dispersal. R.H. Findley et al, editors) |
1993 |
| details |
Late Neocomian |
Aptian |
India(Bengal) |
Tripathi,A. Advent of angiospermous pollen in India and its spatial relationship in Gondwanland. (In: Gondwana Eight. Assembly, evolution and dispersal. R.H. Findley et al, editors) |
1993 |
| details |
Aptian |
|
India(Bihar) |
Tiwari,R.S. et al. Palynological assemblage and absolute age relationship of the Intertrappean Beds in the Rajmahal Basin, India. |
1995 |
| details |
Aptian |
Early Albian |
Egypt |
Schrank,E. Cretaceous pollen and spores from the "Nubian Sandstone" of Dakhla-Beckens (Egypt). |
1982 |
| details |
Aptian |
Early Albian |
Egypt |
Schrank,E. Cretaceous pollen and spores from the "Nubian Sandstone" of Dakhla-Beckens (Egypt). |
1982 |
| details |
Aptian |
|
Egypt |
Schrank,E. Scanning electron and light microscopic investigations of angiosperm pollen from the Lower Cretaceous of Egypt. |
1983 |
| details |
Middle Albian |
Late Albian |
Virginia |
Reinhardt,J. et al. Lower Cretaceous stratigraphy of the core. |
1980 |