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LocNo: 7115Indian Springs Fm., basal portion
Country: USA
Province: Nevada, Clark Co.
Locality: Black Hills, Picture Canyon
Layer: Indian Springs Fm., basal portion
Lower Boundary: GBY E2a1--E2a2 (cowlingense--bisulcatum), 323.5 million years
Upper Boundary: DER E2a--E2b, 322.5 million years
Georeference: