| 
Suborder:
 | 
Goniatitina 
 | 
| 
Superfamily:
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Marathonitoidea 
 | 
| 
Family:
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Marathonitidae 
 | 
| 
Genus:
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Marathonites 
 | 
| 
Species:
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vidriensis | 
| 
Qualifier:
 | 
ss | 
| 
Author:
 | 
	Böse 1919,p.141	 
 | 
| 
Lower Boundary:
 | 
UTX upper-uppermost Gaptank, 300 million years
 
 | 
| 
Upper Boundary:
 | 
UTX Gaptank Fm. top, 299 million years
 
 |