• Source: Ash Hollow Formation

The Ash Hollow Formation of the Ogallala Group is a geological formation found in Nebraska and South Dakota. It preserves fossils dating back to the Neogene period. It was named after Ash Hollow, Nebraska and can be seen in Ash Hollow State Historical Park. Ashfall Fossil Beds State Historical Park is within this formation.




Fossil content






= Mammals

=



Bats




Carnivorans




Eulipotyphlans




Lagomorphs




Rodents




Ungulates




Proboscideans





= Reptiles

=



Birds




Crocodilians




Squamates




Testudines





= Amphibians

=




= Plants

=




See also



List of fossiliferous stratigraphic units in South Dakota
Paleontology in South Dakota
List of fossiliferous stratigraphic units in Nebraska
Paleontology in Nebraska




References



Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 8 July 2014.

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