Formation Name | Map Symbol | Age |
Kfc | Late Cretaceous |
|
(Bisbee Equivalent) | Ka | Early Cretaceous |
(Middle Member of the Bisbee Formation) | Kmu | Early Cretaceous |
Sources:Stratigraphic Section Near Bisbee Arizona Fossils of Arizona The Southern Arizona Guidebook III available from the Arizona Geological Survey |
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