| original |
Early Carnian |
Middle Carnian |
Virginia |
Cornet,B. Late Triassic angiosperm-like pollen from the Richmond Rift Basin of Virginia, USA. |
1989 |
| details |
Late Triassic |
|
Virginia |
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 |
Early Carnian |
|
North Carolina |
Cornet,B. Dicot-like leaf and flowers from the Late Triassic tropical New Supergroup Rift Zone, USA. |
1993 |
| details |
Early Carnian |
Middle Carnian |
Virginia |
Shields,O. The origin and initial radiation of angiosperms in relation to Anthophytes. |
1994 |