Ordovician fossils from wells in the Williston basin, eastern Montana
Bulletin
1021-M
By: Reuben James Ross Jr.
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- Document: Report (pdf)
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Abstract
This paper deals primarily with the stratigraphic significance of Late Ordovician brachiopods and corals and Early Ordovician trilobites from cores of five wells in eastern Montana.
Suggested Citation
Ross, R.J., 1957, Ordovician fossils from wells in the Williston basin, eastern Montana: U.S. Geological Survey Bulletin 1021, Report: 82 p.; 8 Plates: 16.20 x 11.37 inches or smaller, https://doi.org/10.3133/b1021M.
| Publication type | Report |
|---|---|
| Publication Subtype | USGS Numbered Series |
| Title | Ordovician fossils from wells in the Williston basin, eastern Montana |
| Series title | Bulletin |
| Series number | 1021 |
| Chapter | M |
| DOI | 10.3133/b1021M |
| Year Published | 1957 |
| Language | English |
| Publisher | U.S. Government Printing Office |
| Publisher location | Washington, D.C. |
| Description | Report: 82 p.; 8 Plates: 16.20 x 11.37 inches or smaller |
| First page | 439 |
| Last page | 510 |
| Online Only (Y/N) | N |
| Additional Online Files (Y/N) | N |