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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Agoniatitidae
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Genus:
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Agoniatites
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Species:
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phillipsi |
Qualifier:
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ss |
Author:
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Wedekind 1918,p.112
|
Lower Boundary:
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Eifel.--Givetian [dm96:08,20] [EIF--GIV], 391.8 million years
|
Upper Boundary:
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mid.--up.varcus Zone [17,00], 389 million years
|