TY - RPRT TI - Illustrations of plant microfossils from the Morrison Formation: I, Plant microfossils from the Brushy Basin Member AU - Robert H. Tschudy AU - B.D. Tschudy AU - S. Van Loenen AU - G. Doher PY - 1980 DO - 10.3133/ofr8135 UR - https://pubs.usgs.gov/publication/ofr8135 ID - ofr8135 ER -