National Geologic Map Database
General Information
- Title: 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
- Author(s): Wingard, G.L.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Professional Paper 1535
- Publication Date: 1993
- Map Scale: 1:9,024,619
- Cross Section: None
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