LocNo: 3357Imo Fm.
| Country: |
USA
|
| Province: |
Arkansas, Van Buren Co.
|
| Locality: |
Snowball, Calf Creek
|
| Layer: | Imo Fm. |
| Lower Boundary: |
UAR Upper Pitkin--Imo Formation, 321 million years
|
| Upper Boundary: |
UAR Imo Formation top, 318.1 million years
|
| Georeference: |