TY - RPRT TI - Paleogene landscape and basin evolution in the Missouri River Headwater region of the Basin and Range Province in southwestern Montana: Implications for Paleogene extensional tectonic models and magmatism AU - Robert K. Schwartz AU - Theresa Maude Schwartz AU - Colleen G. Elliott PY - 2026 DO - 10.59691/xzsd6846 UR - https://pubs.usgs.gov/publication/70276747 ID - 70276747 ER -