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The Hermosa Group is a group of geologic formations in Utah and Colorado. It preserves
The Hermosa Group is a group of geologic formations in Utah and Colorado. It preserves fossils
A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in ...
dating back to the Carboniferous
The Carboniferous ( ) is a geologic period and system of the Paleozoic that spans 60 million years from the end of the Devonian Period million years ago ( Mya), to the beginning of the Permian Period, million years ago. The name ''Carbonifero ...
period.
See also
* List of fossiliferous stratigraphic units in Utah * Paleontology in UtahReferences
* Carboniferous geology of Utah {{Carboniferous-stub