- Author:
- Florin,R.
- Year:
- 1937
- Title:
- On the morphology of the pollen grains in some Palaeozoic Pteridosperms.
- Reference:
- Florin,R. (1937) On the morphology of the pollen grains in some Palaeozoic Pteridosperms. Svensk Botanisk Tidskrift Vol. 31 P. 305- 338
- Google Academy:
- try to search by title in english
Genus | Species | Country(Region) | From | To |
---|---|---|---|---|
Spore | Spore sp | Ohio | Early Pennsylvanian | Middle Pennsylvanian |
Spore | Spore sp | France | Stephanian | |
Spore | Spore sp | Germany | Westphalian | |
Stephanospermum | Stephanospermum akenioides | France | Stephanian | |
Telangium | Telangium bifidum | England(Northumberland) | Nd | |
Telangium | Telangium scottii | England | Carboniferous | |
Urnatopteris | Urnatopteris tenella | France | Stephanian | |
Whittleseya | Whittleseya elegans | Ohio | Late Pottsville | |
Zeilleria | Zeilleria avoldensis | France | Stephanian | |
Zeilleria | Zeilleria nathorstii | W.Germany(Saarland) | Westphalian |