| 
Suborder:
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Prolecanitina 
 | 
| 
Superfamily:
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Medlicottioidea 
 | 
| 
Family:
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Medlicottiidae 
 | 
| 
Subfamily:
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Propinacoceratinae 
 | 
| 
Genus:
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Propinacoceras 
 | 
| 
Species:
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soramanse | 
| 
Qualifier:
 | 
sn | 
| 
Author:
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	Tumanskaia 1931,p.53	 
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| 
Lower Boundary:
 | 
Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years
 
 | 
| 
Upper Boundary:
 | 
Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
 
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