Suborder:
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Agoniatitina
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Superfamily:
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Agoniatitoidea
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Family:
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Pinacitidae
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Genus:
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Mithraxites
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Species:
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mithrax+ |
Qualifier:
|
ss |
Author:
|
Hall 1890,p.98
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Lower Boundary:
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Emsian--Eifelian [dm96:00,00] [EMS--EIF], 397.5 million years
|
Upper Boundary:
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Eifel.--Givetian [dm96:08,20] [EIF--GIV], 391.8 million years
|