LocNo: 6540Los Arcos Fm., Unit 4
| Country: |
Mexico
|
| Province: |
Guerrero
|
| Locality: |
Olinalá, 3 km towards Mexteopan
|
| Layer: | Los Arcos Fm., Unit 4 |
| Lower Boundary: |
Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
|
| Upper Boundary: |
lower Capitanian--upper Capitanian, 263 million years
|
| Georeference: |