- Author:
- Kremp,G.O.W.
- Year:
- 1966
- Title:
- Protoquercus, the Missing Link between Gymnospermous and Dicotyledonous pollen.
- Reference:
- Kremp,G.O.W. (1966) Protoquercus, the Missing Link between Gymnospermous and Dicotyledonous pollen. Arizona Academy of Science Vol. 4 P.
- Google Academy:
- try to search by title in english
Genus | Species | Country(Region) | From | To |
---|---|---|---|---|
Castanea | Castanea | Nd | Early Cretaceous | |
Protoquercus | Protoquercus | Nd | Early Cretaceous | |
Schopfipollenites | Schopfipollenites | Nd | Late Pennsylvanian | |
Tricolpites | Tricolpites troedssonii | Nd | Early Jurassic |