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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transitorius |
Qualifier:
|
ss |
Author:
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Phillips 1841,p.140
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Lower Boundary:
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MD2B--MD2C:molar.--terebratum Z. [14,30], 390 million years
|
Upper Boundary:
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MD2C--MD2D:Afromaenioc.GZ base [16,20], 389.3 million years
|