T. A. Hansen et al. 1993

Full reference
T. A. Hansen, B. Upshaw, E. G. Kauffman and W. Gose. 1993. Patterns of molluscan extinction and recovery across the Cretaceous-Tertiary boundary in east Texas; report on new outcrops. Cretaceous Research 14:685-706 [A. Miller/K. Layou]
ID number:  333
Created:  1999-10-13 08:55:25
Modified:  1999-10-13 10:55:25
Taxonomy:  stated without evidence