Green River Formation Fossil

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Green River Formation
Age (Ma)
Start: 53.5
End: 48.5
System/Period: Paleogene
Series/Epoch: Eocene
Stage/Age: Lutetian
Location
Location: Colorado
Country: United States
Coordinates: 39.5° N, 108.0° W
Diversity
Genera: 11
Species: 17

Genera known from Green River Formation

Species known from Green River Formation

Location of Formation