[go: up one dir, main page]
More Web Proxy on the site http://driver.im/Jump to content

Alpena Limestone

From Wikipedia, the free encyclopedia
Alpena Formation
Stratigraphic range: Middle Devonian
TypeFormation
Unit ofTraverse Group
Sub-unitsFour Mile Dam Member and Newton Creek Member
UnderliesThunder Bay Limestone
OverliesLong Lake Limestone
Location
Region Michigan
Country United States

The Alpena Formation is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period.

References

[edit]
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.