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Suborder:
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Goniatitina 
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| 
Superfamily:
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Neoicoceratoidea 
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| 
Family:
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Paragastrioceratidae 
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| 
Subfamily:
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Paragastrioceratinae 
 | 
| 
Genus:
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Synuraloceras | 
| 
Qualifier:
 | 
ge | 
| 
Author:
 | 
	Ruzhencev 1952,p.73	 
 | 
| 
Lower Boundary:
 | 
Asselian--Sakmarian           [ASS--SAK], 294.6 million years
 
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| 
Upper Boundary:
 | 
Tastubian--Sterlitamakian     [TAS--STE], 290 million years
 
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