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Suborder:
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Tornoceratina 
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| 
Superfamily:
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Dimeroceratoidea 
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| 
Family:
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Prolobitidae 
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| 
Genus:
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Prolobites | 
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Qualifier:
 | 
ge | 
| 
Author:
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	Karpinskii 1885,p.336	 
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| 
Lower Boundary:
 | 
UD3B--UD3C:(delphinus Zone base) [14,55], 368 million years
 
 | 
| 
Upper Boundary:
 | 
UD4A--UD4B: dunkeri Zone base    [15,55], 366.8 million years
 
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