Bioclastic bed with fragments of trilobites and brachiopods from shale unit at the base of the Nopah Formation. Death Valley National Park, California. 1960.
Dates
Date Taken
1960
Summary
Death Valley National Park, California. Bioclastic bed with fragments of trilobites and brachiopods from shale unit at the base of the Nopah Formation. Circa 1960. Figure 23, U.S. Geological Survey Professional paper 494-A.
Summary
Death Valley National Park, California. Bioclastic bed with fragments of trilobites and brachiopods from shale unit at the base of the Nopah Formation. Circa 1960. Figure 23, U.S. Geological Survey Professional paper 494-A.
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