Author: Hansen T.A., Upshaw B., Kauffman E.G. & Gose W.,
Title: Patterns of molluscan extinction and recovery across the Cretaceous-Tertiary boundary in east Texas; report on new outcrops
Description: 1993. In 8vo, offp., pp. 22 with 12 figs. Offprint from Cretaceous Research, 14

Keywords: shells fossil paleontology geology


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