U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

General Information

  • Title: Upper Devonian Swisshelm formation of southeastern Arizona
  • Author(s): Epis, R.C., Gilbert, C.M., and Langenheim, R.L.
  • Publishing Organization: American Association of Petroleum Geologists
  • Series and Number: Bulletin v. 41, no. 10 [p. 2243-2256]
  • Publication Date: 1957
  • Map Scale: 1:247,930
  • Cross Section: None
  • Find more maps in this area with mapView
  • Corrections to this entry?
* See base map disclaimer below

Map Preview

(Click image to enlarge)

Downloads from the NGMDB

Poor quality image? Let us know

* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.