| 
Suborder:
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Tornoceratina 
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| 
Superfamily:
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Praeglyphioceratoidea 
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Family:
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Sporadoceratidae 
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| 
Subfamily:
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Sporadoceratinae 
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| 
Genus:
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Spirosporadoceras 
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| 
Species:
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delicatum | 
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Qualifier:
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ss | 
| 
Author:
 | 
	Becker 2010, p.154	 
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| 
Lower Boundary:
 | 
UD6C2--UD6D1:parad.--Wo.sphaeroi.[18,90], 361.6 million years
 
 | 
| 
Upper Boundary:
 | 
UD6D1--UD6D2:Wo.sphaer.--Epiwo.applanata, 360.8 million years
 
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