Kishenehn Formation Shale Fossil

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Kishenehn Formation shale
Age (Ma)
Start: 48.4
End: 38.6
System/Period: Paleogene
Series/Epoch: Eocene
Stage/Age: Lutetian
Location
Location: Montana
Country: United States
Coordinates: 48.4°N, 113.7°W
Diversity
Genera: 11
Species: 12

Genera known from Kishenehn Formation shale

Species known from Kishenehn Formation shale

Location of Formation