A Detailed Taxonomy of Upper Cretaceous and Lower Tertiary Crassatellidae in the Eastern United States : An Example of the Nature of Extinction at the Boundary.
Wingard, G.
A Detailed Taxonomy of Upper Cretaceous and Lower Tertiary Crassatellidae in the Eastern United States : An Example of the Nature of Extinction at the Boundary. - Washington United States Government Printing Office. 1993
Crassatellidae - United States
Paleontology Cretaceous
Paleontology - Tertiary
Cretaceous/Tertiary Boundry
Paleontology - United States.
A Detailed Taxonomy of Upper Cretaceous and Lower Tertiary Crassatellidae in the Eastern United States : An Example of the Nature of Extinction at the Boundary. - Washington United States Government Printing Office. 1993
Crassatellidae - United States
Paleontology Cretaceous
Paleontology - Tertiary
Cretaceous/Tertiary Boundry
Paleontology - United States.