details |
Bajocian |
Early Bathonian |
Netherlands |
Herngreen,G.F.W. et al. Palynology of Rhaetian, Liassic and Dogger strata in the eastern Netherlands. |
1974 |
details |
Triassic |
Jurassic |
Nd |
Doyle,J.A. Origin of angiosperms. |
1978 |
details |
Aptian |
|
Nd |
Doyle,J.A. Origin of angiosperms. |
1978 |
details |
Nd |
|
Nd |
Doyle,J.A. Initial phases of the Cretaceous angiosperm record in Africa and Laurasia. |
1980 |
details |
Triassic |
Albian |
Nd |
Hughes,N.F. Mid-Cretaceous seed plants. |
1977 |
details |
Late Triassic |
Barremian |
Nd |
Hughes,N.F. Mesosperm palynoloigic evidence and ancestors of angiosperms. (In: Historical Perspectives of Angiosperm Evolution.) |
1984 |
details |
Bajocian |
Tithonian |
Nd |
Hughes,N.F. Cretaceous plant taxonomy and angiosperm ancestors -Sources of difficulty |
1984 |
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 |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 2 |
1958 |
details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |
details |
Nd |
|
Nd |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
details |
Early Liassic |
Albian |
Nd |
Staplin,F.L. et al. Relationships among Gymnospermous pollen. |
1967 |
details |
Nd |
|
Nd |
Jansonius,J. Spore nomenclature and the proposals of the Lille palynologists. |
1968 |
details |
Nd |
|
Nd |
Couper,R.A. British Mesozoic microspores and pollen grains, a systematic and stratigraphic study. |
1958 |
details |
Norian |
Liassic |
Nd |
Chaloner,W.G. Triassic spores and pollen. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) |
1969 |
details |
Valanginian |
|
Nd |
Hughes,N.F. Environment of angiosperm origins. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Nd |
|
Nd |
Campo,M.Van New Precisions on the comparablestructures of Gymnosperm and angiosperm pollen. |
1971 |