| 
Country:
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Russian Federation 
 | 
| 
Province:
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Komi, N.Urals 
 | 
| 
Locality:
 | 
B. Sar"yuga River, Usa River Basin 
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| 
Layer:
 | 
do IIalpha | 
| 
Lower Boundary:
 | 
UD2A--UD2B:(verneuili Zone base) [07,75], 374 million years
 
 | 
| 
Upper Boundary:
 | 
UD2F--UD2G:(subvaricatum Zone base), 370.8 million years
 
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| 
Georeference:
 | 
 |