Suborder:
|
Agoniatitina
|
Superfamily:
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Agoniatitoidea
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Family:
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Pinacitidae
|
Genus:
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Foordites
|
Species:
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platypleura+ |
Qualifier:
|
ss |
Author:
|
Frech 1889,p.242
|
Lower Boundary:
|
MD1B F.platypleura Zone base [00,20], 397 million years
|
Upper Boundary:
|
MD1B--MD1C (Pin.jugleri Z.base) [00,55], 396.5 million years
|