| 
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 
 | 
| 
Genus:
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Marathonites 
 | 
| 
Species:
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sp.nov. | 
| 
Qualifier:
 | 
of | 
| 
Author:
 | 
	Kullmann & Ramovs 1980,p.199	 
 | 
| 
Lower Boundary:
 | 
Gzhelian--Asselian                [C--P], 299 million years
 
 | 
| 
Upper Boundary:
 | 
Artinskian/Baigendzh--Kungurian/Leonardi, 275.6 million years
 
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