Arnheim Formation

The Arnheim Formation is a geologic formation in Ohio. It preserves fossils dating back to the Ordovician period.

Arnheim Formation
Stratigraphic range: Katian[1]
Fossil brachiopod from the Arnheim Formation in Ohio
Type	Formation
Underlies	Waynesville Formation
Overlies	Grant Lake Formation
Lithology
Primary	limestone
Other	shale
Location
Region	Ohio
Country	United States

See also

• Earth sciences portal
• Ohio portal
• Paleontology portal

• List of fossiliferous stratigraphic units in Ohio