High precision CA-ID-TIMS U-Pb zircon age for the Dueling Dinosaur locality, with implications for regional correlation, basal age and duration of the Hell Creek Formation, Montana
Eric M. Roberts, Marc S. Hendrix, Jahandar Ramezani, William C. Clyde, Pierre Zippi, Stuart Hodgson, Valerie Yuleridge, Lindsay E. Zanno
The paper provides high-precision U-Pb zircon ages for ash beds in the Hell Creek Formation, establishing absolute ages for the lower portion and refining the formation's basal age and duration.
PLoS ONE · May 20, 2026Peer-reviewedPaleontology