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Country:
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USA 
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Province:
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Nevada, Eureka Co. 
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Locality:
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Antelope Range, NW,Pogonip-Davis Spring 
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Layer:
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Davis Spring Fm., 55 m above 3565 | 
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Lower Boundary:
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UNM Caballero Fm. base, 357.5 million years
 
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Upper Boundary:
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UNM Caballero Fm. top, 353 million years
 
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Georeference:
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