Umbellularia
- Citations total:
- 2
| link
|
From
|
To
|
Geolocation
|
Author - title
|
Year
|
|---|---|---|---|---|---|
| details | Early Miocene | Middle Miocene | USA(Pacific Northwest) | Wolfe,J.A. Neogene floristic and vegetational history of the Pacific Northwest. | 1969 |
| details | Pliocene | California | Fleming,R.F. Pliocene climate of the Colorado Plateau and the age of the Grand Canyon: evidence from Anza-Borrego, California | 1999 |