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National Geologic Map Database

General Information

  • Title: Montana, North Dakota, northeastern Wyoming, and northern South Dakota
  • Author(s): Maughan, E.K.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Professional Paper 853-K [p. 279-293]
  • Larger Work: Paleotectonic investigations of the Pennsylvanian System in the United States  [See Larger Work]
  • Publication Date: 1975
  • Map Scale: 1:7,920,000
  • Cross Section: None
  • North Latitude: 49° 0' 5" N (49.0014)
  • South Latitude: 43° 29' 30" N (43.4917)
  • East Longitude: 109° 21' 49" W (-109.3636)
  • West Longitude: 114° 38' 10" W (-114.6361)
  • Corrections to this entry?
* See base map disclaimer below.

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