Suborder:
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Goniatitina
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Superfamily:
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Pericycloidea
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Family:
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Muensteroceratidae
|
Genus:
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Itimaites |
Qualifier:
|
ge |
Author:
|
Korn & Ebbighausen in Klug et al. 2006,p.14
|
Lower Boundary:
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Bollandoc./Bollandit.--Beyrichoceras BZ, 334.5 million years
|
Upper Boundary:
|
Up.Visean Goniatites BZ base [up.VIS], 333.5 million years
|