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Suborder:
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Goniatitina 
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| 
Superfamily:
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Dimorphoceratoidea 
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| 
Family:
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Eogonioloboceratidae 
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| 
Genus:
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Arcanoceras 
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| 
Species:
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furnishi | 
| 
Qualifier:
 | 
ss | 
| 
Author:
 | 
	Saunders 1964,p.289	 
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| 
Lower Boundary:
 | 
UAR basal--lower shale of Fayetteville, 327 million years
 
 | 
| 
Upper Boundary:
 | 
UAR Limest.--upper shale of Fayetteville, 324.8 million years
 
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