| 
Country:
 | 
Czech Republic 
 | 
| 
Province:
 | 
North Moravia 
 | 
| 
Locality:
 | 
Rybnik, Emma mine 
 | 
| 
Layer:
 | 
upper Ostrau beds, Poruba zone | 
| 
Lower Boundary:
 | 
Pendleian--Arnsbergian        [PND--ARN], 324 million years
 
 | 
| 
Upper Boundary:
 | 
Arnsbergian--Chokierian [ARN--CHO], 319 million years
 
 | 
| 
Georeference:
 | 
 |