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Authors: EATON JG KIRKLAND JI HUTCHISON JH DENTON R ONEILL RC PARRISH JM

Citation: Jg. Eaton et al., NONMARINE EXTINCTION ACROSS THE CENOMANIAN-TURONIAN BOUNDARY, SOUTHWESTERN UTAH, WITH A COMPARISON TO THE CRETACEOUS-TERTIARY EXTINCTION EVENT, Geological Society of America bulletin, 109(5), 1997, pp. 560-567

Authors: WILLIAMSON TE KIRKLAND JI LUCAS SG

Citation: Te. Williamson et al., SELACHIANS FROM THE GREENHORN CYCLOTHEM (MIDDLE CRETACEOUS - CENOMANIAN TURONIAN), BLACK MESA, ARIZONA, AND THE PALEOGEOGRAPHIC DISTRIBUTION OF LATE CRETACEOUS SELACHIANS, Journal of paleontology, 67(3), 1993, pp. 447-474