| details |
Triassic |
|
USA |
Zavada,M.S. Angiosperm origins and evolution based on dispersed fossil pollen ultrastructure. (In: Historical Perspectives of Angiosperm Evolution.) |
1984 |
| details |
Triassic |
|
Utah |
Zavada,M.S. The ultrastructure of three monosulcate pollen grains from the Triassic Chinle Formation, western United States. |
1990 |
| details |
Nd |
|
Nd |
Vasanthy,G. et al. The evolution of angiospermid pollen characteristics: Conjectures and Queries. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |
| details |
Late Carnian |
|
Nd |
Vasanthy,G. et al. The evolution of angiospermid pollen characteristics: Conjectures and Queries. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |
| details |
Late Triassic |
|
Nd |
Vasanthy,G. et al. The evolution of angiospermid pollen characteristics: Conjectures and Queries. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |
| details |
Carnian |
Norian |
New Mexico |
Stone,J.F. Pollen and spores. |
1978 |
| details |
Early Norian |
|
Norway |
Smith,D.G. Stratigraphic significance of a palynoflora from ammonoid-bearing Early Norian strata in Svalbard. |
1982 |
| details |
Scythian |
Toarcian |
Spitsbergen |
Smith,D.G. Stratigraphic time-correlation in the Late Triassic of Svalbard- a discussion of N.F.Hughes working methods. (In: Studies in Palaeobotany and Palynology in Honor of N.F.Hughes. D.J.Batten and D.E.G.Briggs, editors) |
1986 |
| details |
Late Triassic |
|
Spitsbergen |
Smith,D.G. Late Triassic pollen and spores from the Kapp Toscana Formation, Hopen, Svalbard. A preliminary account. |
1974 |
| details |
Carnian |
Norian |
Arctic Ocean |
Smith,D.G. et al. Geology of Hopen, Svalbard. |
1975 |
| details |
Norian |
|
Spitsbergen |
Smith,D.G. The stratigraphy of Wilhelmoeya and Hellwaldfjellet, Svalbard. |
1975 |
| details |
Late Carnian |
|
Arizona |
Scott,R.A. Aspects of the palynology of the Chinle Formation (Upper Triassic) Colarado Plateau, Arizona, Utah and New Mexico. |
1982 |
| details |
Late Carnian |
|
Utah |
Scott,R.A. Aspects of the palynology of the Chinle Formation (Upper Triassic) Colarado Plateau, Arizona, Utah and New Mexico. |
1982 |
| details |
Late Carnian |
|
New Mexico |
Scott,R.A. Aspects of the palynology of the Chinle Formation (Upper Triassic) Colarado Plateau, Arizona, Utah and New Mexico. |
1982 |
| details |
Nd |
|
Nd |
Scott,R.A. Pollen of Ephedra from the Chinle Formation, (Upper Triassic), and the genus Equisetosporites. |
1960 |
| details |
Late Triassic |
|
Arizona |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| details |
Late Cretaceous |
|
Canada(Alberta) |
Radforth,N.W. et al. The classification of recently discovered Cretaceous plant microfossils of potential importance to the stratigrphy of Western Canada. |
1953 |