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The Puget Group is a geologic group in
The Puget Group is a geologic group in Washington (state)
Washington (), officially the State of Washington, is a state in the Pacific Northwest region of the Western United States. Named for George Washington—the first U.S. president—the state was formed from the western part of the Washin ...
. 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 ...
dating back to the Paleogene
The Paleogene ( ; also spelled Palaeogene or Palæogene; informally Lower Tertiary or Early Tertiary) is a geologic period and system that spans 43 million years from the end of the Cretaceous Period million years ago (Mya) to the beginning of ...
period.
Two key formations include the Renton Formation and the Tukwila Formation
The ''Tukwila Formation'' is a geological formation in King County, Washington within the Puget Group. It is named after Tukwila area, which is close to the formation. The formation consists of various fossils of marine origin.
The Tukwila forma ...
.
See also
* List of fossiliferous stratigraphic units in Washington (state) *Paleontology in Washington (state)
Paleontology in Washington encompasses Paleontology, paleontological research occurring within or conducted by people from the United States, U.S. state of Washington (state), Washington. Washington has a rich fossil Fossil record, record spanning ...
*
References
Geologic groups of Washington (state) Paleogene stratigraphic units of North America {{Paleogene-stub