TY - RPRT TI - Cretaceous age of the upper part of the McCoy Mountains Formation, southeastern California and southwestern Arizona, and its tectonic significance: reconciliation of paleobotanical and paleomagnetic evidence. AU - P. Stone AU - V.M. Page AU - W. Hamilton AU - K. A. Howard PY - 1987 DO - 10.1130/0091-7613(1987)15<561:caotup>2.0.co;2 UR - https://pubs.usgs.gov/publication/70015271 ID - 70015271 ER -