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Suborder:
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Goniatitina 
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Superfamily:
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Shumarditoidea 
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Family:
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Somoholitidae 
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Genus:
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Neoshumardites 
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NomSpecies:
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triceps 
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Species:
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angustilobus | 
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Qualifier:
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ss | 
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Author:
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	Andrianov 1985,p.127	 
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| 
Lower Boundary:
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Sakmarian--Artinskian         [SAK--ART], 284.4 million years
 
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| 
Upper Boundary:
 | 
Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years
 
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