Ordovician fossils from wells in the Williston basin, eastern Montana
Bulletin
1021-M
By: Reuben James Ross Jr.
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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.
| 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 |