Bulletin of Canadian Petroleum Geology, Vol.43, No.3, 343-346, 1995
BIOSTRATIGRAPHIC EVALUATION OF A SEQUENCE STRATIGRAPHIC BOUNDING SURFACE - THE CARDINAL/LEYLAND UNCONFORMITY (E5/T5 SURFACE) IN THE CARDIUM FORMATION (UPPER CRETACEOUS, UPPER TURONIAN LOWER CONIACIAN) AT SEEBE, ALBERTA - DISCUSSION