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General Information

  • Title: Ordovician and contiguous formations in North Dakota, South Dakota, Montana, and adjoining areas of Canada and the United States
  • Author(s): Fuller, J.G.
  • Publishing Organization: American Association of Petroleum Geologists
  • Series and Number: Bulletin v. 45, no. 8 [p. 1334-1363]
  • Publication Date: 1961
  • Map Scale: 1:7,920,000
  • Cross Section: Yes
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.