| 
Suborder:
 | 
Goniatitina 
 | 
| 
Superfamily:
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Marathonitoidea 
 | 
| 
Family:
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Marathonitidae 
 | 
| 
Genus:
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Almites 
 | 
| 
Species:
 | 
invariabilis* | 
| 
Qualifier:
 | 
ss | 
| 
Author:
 | 
	Ruzhencev 1933,p.73	 
 | 
| 
Lower Boundary:
 | 
Sakmarian--Artinskian         [SAK--ART], 284.4 million years
 
 | 
| 
Upper Boundary:
 | 
Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years
 
 |