Naco Formation

The Naco Formation is a geologic formation in Arizona. It preserves fossils dating back to the Pennsylvanian subperiod.

Indian Gardens Paleo Site approximately 12 miles east of Payson Arizona on highway 260

Naco Formation
Stratigraphic range: Pennsylvanian
Type	Formation
Lithology
Primary	Limestone
Other	Shale, siltstone
Location
Region	Arizona
Country	United States

Indian Gardens Paleo Site with the Naco Formation exposed and available to the public

Fossils from the Kohls Ranch locality of Gila County, Arizona, include bivalve and gastropod molluscs, brachiopods, bryozoans, crinoids, cnidarians and chondrichthyan teeth.^[1][2]

Indian Gardens Paleo Site with species identification sign

See also

• Paleontology portal

• List of fossiliferous stratigraphic units in Arizona
• Paleontology in Arizona