The Sharps Formation is a

geologic formation A geological formation, or simply formation, is a body of rock having a consistent set of physical characteristics ( lithology) that distinguishes it from adjacent bodies of rock, and which occupies a particular position in the layers of rock exp ...

South Dakota South Dakota (; Sioux language, Sioux: , ) is a U.S. state, state in the West North Central states, North Central region of the United States. It is also part of the Great Plains. South Dakota is named after the Dakota people, Dakota Sioux ...

. 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 Period ( ; also spelled Palaeogene or Palæogene) is a geologic period and system that spans 43 million years from the end of the Cretaceous Period Ma (million years ago) to the beginning of the Neogene Period Ma. It is the fir ...

. The Sharps Formation is the namesake of the community of

Sharps Corner, South Dakota Sharps Corner is an unincorporated community in Oglala Lakota County, South Dakota, United States. The locale is contained within the Pine Ridge Indian Reservation The Pine Ridge Indian Reservation (), also called Pine Ridge Agency, is an Ogl ...

Fossil content

Mammals

Carnivorans

Eulipotyphlans

Lagomorphs

Metatherians

Primates

Rodents

Ungulates

Reptiles

Squamates

References

* {{cite web, title= Fossilworks: Gateway to the Paleobiology Database, author= ((Various Contributors to the Paleobiology Database)), url= https://www.fossilworks.org, access-date= 17 December 2021 Paleogene geology of South Dakota