List of fossiliferous stratigraphic units in Idaho

Group or Formation Period Notes
American Falls Lake Bed E Formation
Arco Hills Formation Carboniferous
Beaverdam Formation Neogene
Black Mesa Gravel Formation
Bruneau Formation Pliocene-Pleistocene
Chalk Hills Formation Neogene
Challis Volcanics Formation Paleogene
Clarkia Formation Neogene
Coon Hollow Formation Jurassic
Dinwoody Formation Triassic
Elkhead Limestone Cambrian
Garden City Formation Ordovician
Glenns Ferry Formation Pliocene
Hole Formation Neogene
Idavada Volcanics Formation Neogene
Imnaha Basalt Formation Neogene
Jefferson Formation Devonian
Lakeview Formation Cambrian
Langston Formation Cambrian
Latah Formation Neogene
Lead Bell Shale (Spence Shale) Formation Cambrian
Little Flat Formation Carboniferous
Lodgepole Formation Carboniferous
Lodgepole Limestone Carboniferous
Martin Bridge Formation Triassic
McGowan Creek Formation Carboniferous
Meade Peak Formation Permian
Middle Canyon Formation Carboniferous
Monroe Canyon Formation Carboniferous
Muldoon Canyon Formation Carboniferous
Park City Formation Permian
Peterson Creek Beds Formation
Phi Kappa Formation Silurian, Ordovician
Phosphoria Formation Permian
Poison Creek Formation Neogene
Railroad Canyon Beds Formation Neogene
Rennie Shale Cambrian
Sage Junction Formation Cretaceous
Salmon City Formation Paleogene
Salt Lake Formation Miocene-Pliocene
Saturday Mountain Formation Ordovician
Seven Devils Group/Martin Bridge Formation Triassic
Snaky Canyon Formation Permian
St. Charles Formation Cambrian
Starlight Formation Neogene
Surrett Canyon Formation Carboniferous
Thaynes Formation Triassic
Thaynes Formation Triassic
Thaynes Formation Triassic
Thaynes Group/Thaynes Formation Triassic
Trail Canyon Formation Permian
Twin Creek Formation Jurassic
Ute Formation Cambrian
Valmy Group/Phi Kappa Formation Ordovician
Wayan Formation Cretaceous
White Knob Formation Permian
Woodside Formation Triassic

See also

References

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