TY - RPRT TI - Chronostratigraphic cross section of Cretaceous formations in western Montana, western Wyoming, eastern Utah, northeastern Arizona, and northwestern New Mexico, U.S.A. AU - E. Allen Merewether AU - Kevin C. McKinney PY - 2015 DO - 10.3133/ofr20151087 UR - https://pubs.usgs.gov/publication/ofr20151087 ID - ofr20151087 ER -