| original |
Early Cretaceous |
|
Brazil |
Regali,M.S.P. Tucanopollis, a new genus of early angiosperms. |
1989 |
| original |
Early Barremian |
Early Aptian |
Brazil(Bahia) |
Regali,M.S.P. Tucanopollis, a new genus of early angiosperms. |
1989 |
| details |
Nd |
|
Nd |
Doyle,J.A. et al. Diversification of early angiosperm pollen in cladistic context. (In: Pollen and Spores, Patterns of Diversification. S.Blackmore and S.H.Barnes, editors) |
1991 |
| details |
Hauterivian |
|
England(Dorset) |
Hughes,N.F. et al. Search for antecedents of Early Cretaceous monosulcate columellate pollen. |
1994 |
| details |
Early Cenomanian |
|
Virginia |
Crane,P.R. et al. The origin and early diversification of angiosperm. |
1995 |