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Suborder:
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Goniatitina 
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| 
Superfamily:
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Marathonitoidea 
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Family:
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Marathonitidae 
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| 
Genus:
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Marathonites 
 | 
| 
Species:
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sp. | 
| 
Qualifier:
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in | 
| 
Author:
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	div. authors 	 
 | 
| 
Lower Boundary:
 | 
RUS Zhigulian--Orenburgian [Ruzhentsev], 305 million years
 
 | 
| 
Upper Boundary:
 | 
Asselian--Sakmarian           [ASS--SAK], 294.6 million years
 
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