| link
|
From
|
To
|
Geolocation
|
Author - title
|
Year
|
|---|---|---|---|---|---|
| original | Liassic | Germany | Pflug,H.D. Origin and development of the angiosperm pollen in earth history | 1953 | |
| original | Early Cretaceous | Arkansas | Bond,T.A. A Lower Cretaceous (Aptian-Albian) palynological assemblage from the Dequeen Formation, Pike County Arkansas | 1972 |